From bdd22527b527b760fe8f59e9a2316963cb84c3b1 Mon Sep 17 00:00:00 2001
From: Daniel Grams <grams.daniel@gmail.com>
Date: Wed, 30 Aug 2023 19:42:08 +0200
Subject: [PATCH 1/2] Existing place and organizer hint #538

---
 messages.pot                                  | 290 +++++++++---------
 project/static/site.js                        |   4 +
 project/templates/_macros.html                |  65 ++++
 project/templates/event/create.html           |  24 ++
 project/templates/event_place/create.html     |   5 +-
 project/templates/event_place/update.html     |   5 +-
 project/templates/organizer/create.html       |   5 +-
 project/templates/organizer/update.html       |   5 +-
 .../translations/de/LC_MESSAGES/messages.mo   | Bin 46411 -> 46623 bytes
 .../translations/de/LC_MESSAGES/messages.po   | 290 +++++++++---------
 .../translations/en/LC_MESSAGES/messages.mo   | Bin 4214 -> 4214 bytes
 .../translations/en/LC_MESSAGES/messages.po   | 290 +++++++++---------
 project/views/js.py                           |  59 +++-
 tests/views/test_js.py                        |  98 +++++-
 14 files changed, 697 insertions(+), 443 deletions(-)

diff --git a/messages.pot b/messages.pot
index f5ee70b..a99da5f 100644
--- a/messages.pot
+++ b/messages.pot
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2023-08-17 14:09+0200\n"
+"POT-Creation-Date: 2023-08-29 23:52+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -206,24 +206,24 @@ msgstr ""
 msgid "You have received an invitation"
 msgstr ""
 
-#: project/forms/admin.py:11 project/templates/layout.html:337
+#: project/forms/admin.py:11 project/templates/layout.html:342
 #: project/views/root.py:55
 msgid "Terms of service"
 msgstr ""
 
-#: project/forms/admin.py:12 project/templates/layout.html:342
+#: project/forms/admin.py:12 project/templates/layout.html:347
 #: project/views/root.py:67
 msgid "Legal notice"
 msgstr ""
 
-#: project/forms/admin.py:13 project/templates/_macros.html:1487
-#: project/templates/layout.html:346
+#: project/forms/admin.py:13 project/templates/_macros.html:1490
+#: project/templates/layout.html:351
 #: project/templates/widget/event_suggestion/create.html:204
 #: project/views/admin_unit.py:84 project/views/root.py:75
 msgid "Contact"
 msgstr ""
 
-#: project/forms/admin.py:14 project/templates/layout.html:350
+#: project/forms/admin.py:14 project/templates/layout.html:355
 #: project/views/root.py:83
 msgid "Privacy"
 msgstr ""
@@ -264,7 +264,7 @@ msgstr ""
 #: project/forms/admin_unit_member.py:30 project/forms/event.py:112
 #: project/forms/event_suggestion.py:38 project/forms/organizer.py:33
 #: project/forms/user.py:18 project/forms/user.py:23
-#: project/templates/_macros.html:246 project/templates/_macros.html:1583
+#: project/templates/_macros.html:246 project/templates/_macros.html:1586
 #: project/templates/admin/admin.html:27 project/templates/admin/email.html:4
 #: project/templates/admin/email.html:66 project/templates/admin/users.html:19
 #: project/templates/manage/organizers.html:21
@@ -411,7 +411,7 @@ msgstr ""
 msgid "The short name is used to create a unique identifier for your events"
 msgstr ""
 
-#: project/forms/admin_unit.py:46 project/templates/_macros.html:1625
+#: project/forms/admin_unit.py:46 project/templates/_macros.html:1690
 msgid "Short name must contain only letters numbers or underscore"
 msgstr ""
 
@@ -523,7 +523,7 @@ msgstr ""
 msgid "Cancel deletion"
 msgstr ""
 
-#: project/forms/admin_unit.py:156 project/templates/layout.html:308
+#: project/forms/admin_unit.py:156 project/templates/layout.html:313
 #: project/templates/manage/delete_membership.html:6
 msgid "Leave organization"
 msgstr ""
@@ -661,17 +661,17 @@ msgstr ""
 msgid "All-day"
 msgstr ""
 
-#: project/forms/event.py:59 project/templates/_macros.html:948
-#: project/templates/_macros.html:1795
+#: project/forms/event.py:59 project/templates/_macros.html:951
+#: project/templates/_macros.html:1860
 #: project/templates/widget/event_suggestion/create.html:240
 msgid "Recurring event"
 msgstr ""
 
-#: project/forms/event.py:66 project/templates/_macros.html:1344
+#: project/forms/event.py:66 project/templates/_macros.html:1347
 msgid "The start must be before the end."
 msgstr ""
 
-#: project/forms/event.py:72 project/templates/_macros.html:1361
+#: project/forms/event.py:72 project/templates/_macros.html:1364
 msgid "An event can last a maximum of 14 days."
 msgstr ""
 
@@ -752,7 +752,7 @@ msgid "If the participants needs to register for the event."
 msgstr ""
 
 #: project/forms/event.py:175 project/templates/_macros.html:260
-#: project/templates/layout.html:118
+#: project/templates/layout.html:123
 msgid "Booked up"
 msgstr ""
 
@@ -808,11 +808,11 @@ msgstr ""
 msgid "EventAttendanceMode.offline"
 msgstr ""
 
-#: project/forms/event.py:222 project/templates/layout.html:106
+#: project/forms/event.py:222 project/templates/layout.html:111
 msgid "EventAttendanceMode.online"
 msgstr ""
 
-#: project/forms/event.py:224 project/templates/layout.html:109
+#: project/forms/event.py:224 project/templates/layout.html:114
 msgid "EventAttendanceMode.mixed"
 msgstr ""
 
@@ -854,7 +854,7 @@ msgstr ""
 
 #: project/forms/event.py:260 project/forms/reference.py:14
 #: project/forms/reference.py:27 project/forms/reference_request.py:76
-#: project/templates/event/create.html:363
+#: project/templates/event/create.html:387
 #: project/templates/event/update.html:220
 msgid "Rating"
 msgstr ""
@@ -883,11 +883,11 @@ msgstr ""
 #: project/forms/event.py:291 project/forms/event.py:300
 #: project/forms/event.py:382 project/forms/event.py:459
 #: project/forms/event_suggestion.py:50 project/templates/_macros.html:464
-#: project/templates/_macros.html:630 project/templates/event/create.html:288
+#: project/templates/_macros.html:630 project/templates/event/create.html:312
 #: project/templates/event/update.html:170
-#: project/templates/event_place/create.html:31
+#: project/templates/event_place/create.html:32
 #: project/templates/event_place/delete.html:13
-#: project/templates/event_place/update.html:31
+#: project/templates/event_place/update.html:32
 #: project/templates/manage/events.html:109
 msgid "Place"
 msgstr ""
@@ -904,12 +904,12 @@ msgstr ""
 #: project/forms/event.py:390 project/forms/event.py:456
 #: project/forms/event_date.py:40 project/forms/event_suggestion.py:60
 #: project/templates/_macros.html:501 project/templates/_macros.html:673
-#: project/templates/_macros.html:951 project/templates/event/create.html:257
+#: project/templates/_macros.html:954 project/templates/event/create.html:281
 #: project/templates/event/update.html:160
 #: project/templates/manage/events.html:108
-#: project/templates/organizer/create.html:27
+#: project/templates/organizer/create.html:28
 #: project/templates/organizer/delete.html:13
-#: project/templates/organizer/update.html:27
+#: project/templates/organizer/update.html:28
 msgid "Organizer"
 msgstr ""
 
@@ -922,7 +922,7 @@ msgid "Enter new organizer"
 msgstr ""
 
 #: project/forms/event.py:323 project/templates/_macros.html:738
-#: project/templates/event/create.html:374
+#: project/templates/event/create.html:398
 #: project/templates/manage/reference_requests_incoming.html:5
 #: project/templates/manage/reference_requests_outgoing.html:5
 msgid "Reference requests"
@@ -969,23 +969,23 @@ msgstr ""
 msgid "EventStatus.scheduled"
 msgstr ""
 
-#: project/forms/event.py:403 project/templates/layout.html:72
-#: project/templates/layout.html:87
+#: project/forms/event.py:403 project/templates/layout.html:77
+#: project/templates/layout.html:92
 msgid "EventStatus.cancelled"
 msgstr ""
 
-#: project/forms/event.py:404 project/templates/layout.html:75
-#: project/templates/layout.html:90
+#: project/forms/event.py:404 project/templates/layout.html:80
+#: project/templates/layout.html:95
 msgid "EventStatus.movedOnline"
 msgstr ""
 
-#: project/forms/event.py:405 project/templates/layout.html:78
-#: project/templates/layout.html:93
+#: project/forms/event.py:405 project/templates/layout.html:83
+#: project/templates/layout.html:98
 msgid "EventStatus.postponed"
 msgstr ""
 
-#: project/forms/event.py:406 project/templates/layout.html:81
-#: project/templates/layout.html:96
+#: project/forms/event.py:406 project/templates/layout.html:86
+#: project/templates/layout.html:101
 msgid "EventStatus.rescheduled"
 msgstr ""
 
@@ -1009,7 +1009,7 @@ msgstr ""
 msgid "PublicStatus.draft"
 msgstr ""
 
-#: project/forms/event.py:419 project/templates/event/create.html:386
+#: project/forms/event.py:419 project/templates/event/create.html:410
 msgid "Planned events appear in the scheduling view, but not on public calendars."
 msgstr ""
 
@@ -1018,7 +1018,7 @@ msgstr ""
 msgid "Update event"
 msgstr ""
 
-#: project/forms/event.py:440 project/templates/_macros.html:1301
+#: project/forms/event.py:440 project/templates/_macros.html:1304
 #: project/templates/event/actions.html:66
 #: project/templates/event/delete.html:6
 msgid "Delete event"
@@ -1049,12 +1049,12 @@ msgstr ""
 #: project/forms/planning.py:27 project/templates/_macros.html:324
 #: project/templates/admin_unit/create.html:38
 #: project/templates/admin_unit/update.html:47
-#: project/templates/event_place/create.html:40
-#: project/templates/event_place/update.html:40
+#: project/templates/event_place/create.html:41
+#: project/templates/event_place/update.html:41
 #: project/templates/manage/organizers.html:19
 #: project/templates/manage/places.html:19
-#: project/templates/organizer/create.html:36
-#: project/templates/organizer/update.html:36
+#: project/templates/organizer/create.html:37
+#: project/templates/organizer/update.html:37
 msgid "Location"
 msgstr ""
 
@@ -1090,13 +1090,13 @@ msgstr ""
 
 #: project/forms/event_date.py:35 project/forms/reference.py:11
 #: project/forms/reference_request.py:16 project/templates/_macros.html:517
-#: project/templates/_macros.html:690 project/templates/_macros.html:950
+#: project/templates/_macros.html:690 project/templates/_macros.html:953
 #: project/templates/admin/delete_admin_unit.html:13
 #: project/templates/admin_unit/cancel_deletion.html:13
 #: project/templates/admin_unit/create.html:27
 #: project/templates/admin_unit/request_deletion.html:15
 #: project/templates/admin_unit/update.html:36
-#: project/templates/layout.html:260
+#: project/templates/layout.html:265
 #: project/templates/manage/delete_membership.html:13
 #: project/templates/verification_request/delete.html:13
 #: project/templates/verification_request/review.html:28
@@ -1113,14 +1113,14 @@ msgid "Find"
 msgstr ""
 
 #: project/forms/event_place.py:47 project/templates/event_place/create.html:5
-#: project/templates/event_place/create.html:21
+#: project/templates/event_place/create.html:22
 #: project/templates/event_place/list.html:11
 #: project/templates/manage/places.html:11
 msgid "Create place"
 msgstr ""
 
 #: project/forms/event_place.py:51 project/templates/event_place/update.html:5
-#: project/templates/event_place/update.html:21
+#: project/templates/event_place/update.html:22
 msgid "Update place"
 msgstr ""
 
@@ -1148,13 +1148,13 @@ msgstr ""
 msgid "I would like to be notified by email after the review"
 msgstr ""
 
-#: project/forms/event_suggestion.py:52 project/templates/event/create.html:293
+#: project/forms/event_suggestion.py:52 project/templates/event/create.html:317
 msgid ""
 "Choose where the event takes place. If the venue is not yet in the list, "
 "just enter it."
 msgstr ""
 
-#: project/forms/event_suggestion.py:62 project/templates/event/create.html:261
+#: project/forms/event_suggestion.py:62 project/templates/event/create.html:285
 msgid ""
 "Select the organizer. If the organizer is not yet on the list, just enter"
 " it."
@@ -1219,12 +1219,12 @@ msgstr ""
 
 #: project/forms/organizer.py:49 project/templates/manage/organizers.html:11
 #: project/templates/organizer/create.html:5
-#: project/templates/organizer/create.html:21
+#: project/templates/organizer/create.html:22
 msgid "Create organizer"
 msgstr ""
 
 #: project/forms/organizer.py:53 project/templates/organizer/update.html:5
-#: project/templates/organizer/update.html:21
+#: project/templates/organizer/update.html:22
 msgid "Update organizer"
 msgstr ""
 
@@ -1269,7 +1269,7 @@ msgid "Delete request"
 msgstr ""
 
 #: project/forms/reference_request.py:28
-#: project/forms/verification_request.py:24 project/templates/_macros.html:1499
+#: project/forms/verification_request.py:24 project/templates/_macros.html:1502
 #: project/templates/event_suggestion/review_status.html:18
 #: project/templates/reference_request/review_status.html:12
 #: project/templates/verification_request/review_status.html:4
@@ -1438,24 +1438,24 @@ msgstr ""
 
 #: project/templates/_macros.html:413 project/templates/_macros.html:583
 #: project/templates/event/actions.html:25
-#: project/templates/event/create.html:234
+#: project/templates/event/create.html:258
 #: project/templates/event/update.html:126
 #: project/templates/manage/events.html:107
 #: project/templates/widget/event_suggestion/create.html:229
 msgid "Event"
 msgstr ""
 
-#: project/templates/_macros.html:419 project/templates/_macros.html:1020
+#: project/templates/_macros.html:419 project/templates/_macros.html:1023
 msgid "Date"
 msgstr ""
 
 #: project/templates/_macros.html:446 project/templates/_macros.html:605
-#: project/templates/_macros.html:1568 project/templates/event/actions.html:51
+#: project/templates/_macros.html:1571 project/templates/event/actions.html:51
 msgid "Share"
 msgstr ""
 
 #: project/templates/_macros.html:450 project/templates/_macros.html:609
-#: project/templates/_macros.html:1598
+#: project/templates/_macros.html:1601
 msgid "Add to calendar"
 msgstr ""
 
@@ -1476,7 +1476,7 @@ msgstr ""
 msgid "The event takes place both offline and online."
 msgstr ""
 
-#: project/templates/_macros.html:613 project/templates/layout.html:186
+#: project/templates/_macros.html:613 project/templates/layout.html:191
 #: project/templates/user/favorite_events.html:4
 msgid "Favorite events"
 msgstr ""
@@ -1499,7 +1499,7 @@ msgstr ""
 msgid "Referenced by"
 msgstr ""
 
-#: project/templates/_macros.html:729 project/templates/_macros.html:1311
+#: project/templates/_macros.html:729 project/templates/_macros.html:1314
 #: project/templates/event/actions.html:38
 #: project/templates/event_date/list.html:251
 #: project/templates/manage/events.html:129
@@ -1507,34 +1507,34 @@ msgstr ""
 msgid "Reference event"
 msgstr ""
 
-#: project/templates/_macros.html:749 project/templates/_macros.html:1308
+#: project/templates/_macros.html:749 project/templates/_macros.html:1311
 #: project/templates/event/actions.html:32
 #: project/templates/manage/events.html:127
 msgid "Request reference"
 msgstr ""
 
 #: project/templates/_macros.html:757 project/templates/event_date/list.html:6
-#: project/templates/event_date/list.html:461
+#: project/templates/event_date/list.html:463
 #: project/templates/reference_request/review.html:32
 msgid "Event Dates"
 msgstr ""
 
-#: project/templates/_macros.html:855
+#: project/templates/_macros.html:858
 msgid "Search location on Google"
 msgstr ""
 
-#: project/templates/_macros.html:925
+#: project/templates/_macros.html:928
 #, python-format
 msgid "%(count)d event dates"
 msgstr ""
 
-#: project/templates/_macros.html:961 project/templates/_macros.html:963
-#: project/templates/event_date/list.html:515
+#: project/templates/_macros.html:964 project/templates/_macros.html:966
+#: project/templates/event_date/list.html:516
 msgid "First"
 msgstr ""
 
-#: project/templates/_macros.html:966 project/templates/_macros.html:968
-#: project/templates/event_date/list.html:516
+#: project/templates/_macros.html:969 project/templates/_macros.html:971
+#: project/templates/event_date/list.html:517
 #: project/templates/widget/event_suggestion/create.html:193
 #: project/templates/widget/event_suggestion/create.html:218
 #: project/templates/widget/event_suggestion/create.html:247
@@ -1544,13 +1544,13 @@ msgstr ""
 msgid "Previous"
 msgstr ""
 
-#: project/templates/_macros.html:970
+#: project/templates/_macros.html:973
 #, python-format
 msgid "Page %(page)d of %(pages)d (%(total)d total)"
 msgstr ""
 
-#: project/templates/_macros.html:972 project/templates/_macros.html:974
-#: project/templates/event_date/list.html:518
+#: project/templates/_macros.html:975 project/templates/_macros.html:977
+#: project/templates/event_date/list.html:519
 #: project/templates/widget/event_suggestion/create.html:194
 #: project/templates/widget/event_suggestion/create.html:219
 #: project/templates/widget/event_suggestion/create.html:248
@@ -1559,98 +1559,98 @@ msgstr ""
 msgid "Next"
 msgstr ""
 
-#: project/templates/_macros.html:977 project/templates/_macros.html:979
-#: project/templates/event_date/list.html:519
+#: project/templates/_macros.html:980 project/templates/_macros.html:982
+#: project/templates/event_date/list.html:520
 msgid "Last"
 msgstr ""
 
-#: project/templates/_macros.html:1048
+#: project/templates/_macros.html:1051
 msgid "Radius"
 msgstr ""
 
-#: project/templates/_macros.html:1230
+#: project/templates/_macros.html:1233
 msgid "Edit image"
 msgstr ""
 
-#: project/templates/_macros.html:1251 project/templates/planning/list.html:97
+#: project/templates/_macros.html:1254 project/templates/planning/list.html:97
 msgid "Close"
 msgstr ""
 
-#: project/templates/_macros.html:1252
+#: project/templates/_macros.html:1255
 msgid "Okay"
 msgstr ""
 
-#: project/templates/_macros.html:1264
+#: project/templates/_macros.html:1267
 msgid "Choose image file"
 msgstr ""
 
-#: project/templates/_macros.html:1300 project/templates/event/actions.html:65
+#: project/templates/_macros.html:1303 project/templates/event/actions.html:65
 #: project/templates/event/delete.html:12
 msgid "Edit event"
 msgstr ""
 
-#: project/templates/_macros.html:1304 project/templates/event/actions.html:58
+#: project/templates/_macros.html:1307 project/templates/event/actions.html:58
 msgid "Duplicate event"
 msgstr ""
 
-#: project/templates/_macros.html:1315 project/templates/event/actions.html:44
+#: project/templates/_macros.html:1318 project/templates/event/actions.html:44
 #: project/templates/manage/events.html:133
 msgid "Add to list"
 msgstr ""
 
-#: project/templates/_macros.html:1318 project/templates/manage/events.html:136
+#: project/templates/_macros.html:1321 project/templates/manage/events.html:136
 msgid "More"
 msgstr ""
 
-#: project/templates/_macros.html:1365
+#: project/templates/_macros.html:1368
 msgid "Please enter a valid time, between 00:00 and 23:59."
 msgstr ""
 
-#: project/templates/_macros.html:1393
+#: project/templates/_macros.html:1396
 #, python-format
 msgid "Just use %(term)s"
 msgstr ""
 
-#: project/templates/_macros.html:1459
+#: project/templates/_macros.html:1462
 msgid "Event suggestion"
 msgstr ""
 
-#: project/templates/_macros.html:1577
+#: project/templates/_macros.html:1580
 msgid "Link copied"
 msgstr ""
 
-#: project/templates/_macros.html:1577
+#: project/templates/_macros.html:1580
 msgid "Copy link"
 msgstr ""
 
-#: project/templates/_macros.html:1607
+#: project/templates/_macros.html:1610
 msgid "Google calendar"
 msgstr ""
 
-#: project/templates/_macros.html:1609
+#: project/templates/_macros.html:1612
 msgid "Apple calendar"
 msgstr ""
 
-#: project/templates/_macros.html:1610
+#: project/templates/_macros.html:1613
 msgid "Yahoo calendar"
 msgstr ""
 
-#: project/templates/_macros.html:1611
+#: project/templates/_macros.html:1614
 msgid "Other calendar"
 msgstr ""
 
-#: project/templates/_macros.html:1796
+#: project/templates/_macros.html:1861
 msgid "Remove event date"
 msgstr ""
 
-#: project/templates/_macros.html:1829 project/templates/event/create.html:180
+#: project/templates/_macros.html:1894 project/templates/event/create.html:204
 #: project/templates/event/update.html:103
-#: project/templates/event_date/list.html:446
+#: project/templates/event_date/list.html:448
 #: project/templates/widget/event_suggestion/create.html:129
 msgid "Enter organizer"
 msgstr ""
 
-#: project/templates/_macros.html:1857
+#: project/templates/_macros.html:1922
 msgid "Enter list name"
 msgstr ""
 
@@ -1658,7 +1658,7 @@ msgstr ""
 msgid "Manage"
 msgstr ""
 
-#: project/templates/home.html:37 project/templates/layout.html:176
+#: project/templates/home.html:37 project/templates/layout.html:181
 #: project/templates/manage/admin_units.html:28
 #: project/templates/manage/verification_requests_outgoing.html:13
 #: project/templates/manage/verification_requests_outgoing_create_select.html:13
@@ -1672,7 +1672,7 @@ msgstr ""
 msgid "Features"
 msgstr ""
 
-#: project/templates/layout.html:170 project/templates/layout.html:218
+#: project/templates/layout.html:175 project/templates/layout.html:223
 #: project/templates/manage/events.html:6
 #: project/templates/manage/events.html:54
 #: project/templates/manage/events_vue.html:4
@@ -1682,18 +1682,18 @@ msgstr ""
 #: project/templates/admin/admin.html:19
 #: project/templates/admin/admin_units.html:4
 #: project/templates/admin/admin_units.html:11
-#: project/templates/layout.html:171 project/templates/layout.html:184
+#: project/templates/layout.html:176 project/templates/layout.html:189
 #: project/templates/manage/admin_units.html:3
 #: project/templates/manage/admin_units.html:26
 #: project/templates/organization/main.html:4
 msgid "Organizations"
 msgstr ""
 
-#: project/templates/layout.html:172
+#: project/templates/layout.html:177
 msgid "Planning"
 msgstr ""
 
-#: project/templates/layout.html:185 project/templates/layout.html:297
+#: project/templates/layout.html:190 project/templates/layout.html:302
 #: project/templates/oauth2_client/list.html:10
 #: project/templates/oauth2_client/read.html:10
 #: project/templates/oauth2_token/list.html:10 project/templates/profile.html:4
@@ -1706,100 +1706,100 @@ msgstr ""
 #: project/templates/admin/email.html:65
 #: project/templates/admin/newsletter.html:92
 #: project/templates/admin/settings.html:10
-#: project/templates/admin/users.html:10 project/templates/layout.html:189
+#: project/templates/admin/users.html:10 project/templates/layout.html:194
 msgid "Admin"
 msgstr ""
 
-#: project/templates/layout.html:193
+#: project/templates/layout.html:198
 msgid "Logout"
 msgstr ""
 
-#: project/templates/layout.html:224
+#: project/templates/layout.html:229
 msgid "Show events"
 msgstr ""
 
 #: project/templates/event/create.html:5
-#: project/templates/event/create.html:225 project/templates/layout.html:225
+#: project/templates/event/create.html:249 project/templates/layout.html:230
 #: project/templates/manage/events.html:55
 #: project/templates/manage/organizers.html:38
 msgid "Create event"
 msgstr ""
 
-#: project/templates/layout.html:226
+#: project/templates/layout.html:231
 msgid "Import event"
 msgstr ""
 
-#: project/templates/layout.html:228
+#: project/templates/layout.html:233
 #: project/templates/manage/event_lists.html:4
 msgid "Event lists"
 msgstr ""
 
-#: project/templates/layout.html:231
+#: project/templates/layout.html:236
 msgid "Review suggestions"
 msgstr ""
 
-#: project/templates/layout.html:241
+#: project/templates/layout.html:246
 #: project/templates/manage/references_incoming.html:5
 #: project/templates/manage/references_outgoing.html:5
 msgid "References"
 msgstr ""
 
-#: project/templates/layout.html:247
+#: project/templates/layout.html:252
 #: project/templates/manage/references_incoming.html:9
 msgid "Incoming references"
 msgstr ""
 
-#: project/templates/layout.html:248
+#: project/templates/layout.html:253
 #: project/templates/manage/references_outgoing.html:9
 msgid "Outgoing references"
 msgstr ""
 
-#: project/templates/layout.html:250
+#: project/templates/layout.html:255
 #: project/templates/manage/reference_requests_incoming.html:9
 msgid "Incoming reference requests"
 msgstr ""
 
-#: project/templates/layout.html:255
+#: project/templates/layout.html:260
 #: project/templates/manage/reference_requests_outgoing.html:9
 msgid "Outgoing reference requests"
 msgstr ""
 
-#: project/templates/layout.html:267
+#: project/templates/layout.html:272
 #: project/templates/manage/verification_requests_outgoing.html:5
 #: project/templates/manage/verification_requests_outgoing.html:10
 msgid "Outgoing verification requests"
 msgstr ""
 
-#: project/templates/layout.html:271 project/templates/manage/organizers.html:5
+#: project/templates/layout.html:276 project/templates/manage/organizers.html:5
 #: project/templates/manage/organizers.html:10
 #: project/templates/organizer/main.html:4
 msgid "Organizers"
 msgstr ""
 
 #: project/templates/event_place/list.html:3
-#: project/templates/event_place/list.html:7 project/templates/layout.html:272
+#: project/templates/event_place/list.html:7 project/templates/layout.html:277
 #: project/templates/manage/places.html:5
 #: project/templates/manage/places.html:10
 msgid "Places"
 msgstr ""
 
-#: project/templates/layout.html:274 project/templates/manage/members.html:5
+#: project/templates/layout.html:279 project/templates/manage/members.html:5
 #: project/templates/manage/members.html:28
 #: project/templates/verification_request/review.html:54
 msgid "Members"
 msgstr ""
 
-#: project/templates/layout.html:275 project/templates/manage/relations.html:4
+#: project/templates/layout.html:280 project/templates/manage/relations.html:4
 msgid "Relations"
 msgstr ""
 
-#: project/templates/layout.html:279
+#: project/templates/layout.html:284
 #: project/templates/manage/verification_requests_incoming.html:5
 #: project/templates/manage/verification_requests_incoming.html:9
 msgid "Incoming verification requests"
 msgstr ""
 
-#: project/templates/layout.html:287
+#: project/templates/layout.html:292
 #: project/templates/manage/admin_units.html:17
 #: project/templates/manage/organization_invitations.html:4
 #: project/templates/user/organization_invitations.html:4
@@ -1811,33 +1811,33 @@ msgstr ""
 #: project/templates/admin/settings.html:11
 #: project/templates/admin_unit/update.html:6
 #: project/templates/admin_unit/update.html:30
-#: project/templates/layout.html:291 project/templates/manage/widgets.html:11
+#: project/templates/layout.html:296 project/templates/manage/widgets.html:11
 #: project/templates/manage/widgets.html:15 project/templates/profile.html:32
 msgid "Settings"
 msgstr ""
 
-#: project/templates/layout.html:292 project/templates/manage/export.html:3
+#: project/templates/layout.html:297 project/templates/manage/export.html:3
 #: project/templates/manage/export.html:63
 msgid "Export"
 msgstr ""
 
-#: project/templates/layout.html:294
+#: project/templates/layout.html:299
 #: project/templates/manage/custom_widgets.html:13
 msgid "Custom widgets"
 msgstr ""
 
-#: project/templates/layout.html:295 project/templates/manage/reviews.html:10
+#: project/templates/layout.html:300 project/templates/manage/reviews.html:10
 #: project/templates/manage/widgets.html:5
 #: project/templates/manage/widgets.html:9
 msgid "Widgets"
 msgstr ""
 
-#: project/templates/layout.html:307
+#: project/templates/layout.html:312
 msgid "Switch organization"
 msgstr ""
 
 #: project/templates/developer/read.html:4
-#: project/templates/developer/read.html:8 project/templates/layout.html:354
+#: project/templates/developer/read.html:8 project/templates/layout.html:359
 #: project/templates/profile.html:45
 msgid "Developer"
 msgstr ""
@@ -1925,12 +1925,12 @@ msgstr ""
 
 #: project/templates/admin_unit/create.html:51
 #: project/templates/admin_unit/update.html:67
-#: project/templates/event/create.html:351
+#: project/templates/event/create.html:375
 #: project/templates/event/update.html:208
-#: project/templates/event_place/create.html:57
-#: project/templates/event_place/update.html:57
-#: project/templates/organizer/create.html:56
-#: project/templates/organizer/update.html:56
+#: project/templates/event_place/create.html:58
+#: project/templates/event_place/update.html:58
+#: project/templates/organizer/create.html:57
+#: project/templates/organizer/update.html:57
 msgid "Additional information"
 msgstr ""
 
@@ -2191,45 +2191,45 @@ msgstr ""
 msgid "Add event to list"
 msgstr ""
 
-#: project/templates/event/create.html:90
+#: project/templates/event/create.html:114
 #: project/templates/event/update.html:76
 #: project/templates/widget/event_suggestion/create.html:104
 msgid "Enter place or address"
 msgstr ""
 
-#: project/templates/event/create.html:244
+#: project/templates/event/create.html:268
 #: project/templates/event/update.html:136
 msgid "Event dates"
 msgstr ""
 
-#: project/templates/event/create.html:251
+#: project/templates/event/create.html:275
 #: project/templates/event/update.html:143
 msgid "Add event date"
 msgstr ""
 
-#: project/templates/event/create.html:278
+#: project/templates/event/create.html:302
 msgid "Switch to organizer search"
 msgstr ""
 
-#: project/templates/event/create.html:313
+#: project/templates/event/create.html:337
 msgid "Switch to place search"
 msgstr ""
 
-#: project/templates/event/create.html:324
+#: project/templates/event/create.html:348
 #: project/templates/event/update.html:181
 msgid "Access"
 msgstr ""
 
-#: project/templates/event/create.html:338
+#: project/templates/event/create.html:362
 #: project/templates/event/update.html:195
 msgid "Target group"
 msgstr ""
 
-#: project/templates/event/create.html:378
+#: project/templates/event/create.html:402
 msgid "References are important for the visibility of your events."
 msgstr ""
 
-#: project/templates/event/create.html:379
+#: project/templates/event/create.html:403
 msgid "Select organizations to display your event on their calendars."
 msgstr ""
 
@@ -2245,7 +2245,7 @@ msgid "Reference event \"%(name)s\""
 msgstr ""
 
 #: project/templates/event/reference_request.html:47
-#: project/templates/event_date/list.html:416
+#: project/templates/event_date/list.html:418
 msgid "Enter organization"
 msgstr ""
 
@@ -2270,17 +2270,17 @@ msgstr ""
 msgid "Referenced"
 msgstr ""
 
-#: project/templates/event_date/list.html:483
+#: project/templates/event_date/list.html:485
 #: project/templates/manage/events.html:87
 msgid "Created at"
 msgstr ""
 
-#: project/templates/event_date/list.html:497
+#: project/templates/event_date/list.html:498
 #: project/templates/manage/events.html:97
 msgid "More filters"
 msgstr ""
 
-#: project/templates/event_date/list.html:498
+#: project/templates/event_date/list.html:499
 msgid "Map view"
 msgstr ""
 
@@ -2733,23 +2733,31 @@ msgstr ""
 msgid "Event review status updated"
 msgstr ""
 
-#: project/views/js.py:30
+#: project/views/js.py:33
 msgid "Short name is already taken"
 msgstr ""
 
-#: project/views/js.py:47
+#: project/views/js.py:52
 msgid "Name is already taken"
 msgstr ""
 
-#: project/views/js.py:61
+#: project/views/js.py:76
+msgid "A place already exists with this name."
+msgstr ""
+
+#: project/views/js.py:100
+msgid "An organizer already exists with this name."
+msgstr ""
+
+#: project/views/js.py:114
 msgid "An account already exists with this email."
 msgstr ""
 
-#: project/views/js.py:105
+#: project/views/js.py:158
 msgid "Places of organization"
 msgstr ""
 
-#: project/views/js.py:113
+#: project/views/js.py:166
 msgid "Places of Google Maps"
 msgstr ""
 
diff --git a/project/static/site.js b/project/static/site.js
index 6740952..98300de 100644
--- a/project/static/site.js
+++ b/project/static/site.js
@@ -314,6 +314,10 @@ function fill_place_form_with_gmaps_place(
   if (!location_only) {
     $("#" + prefix + "name").val(place.name);
 
+    if ($.isFunction($("#" + prefix + "name").valid)) {
+      $("#" + prefix + "name").valid();
+    }
+
     if (place.website) {
       $("#" + prefix + "url").val(place.website);
     }
diff --git a/project/templates/_macros.html b/project/templates/_macros.html
index cabb8a1..5457357 100644
--- a/project/templates/_macros.html
+++ b/project/templates/_macros.html
@@ -824,6 +824,9 @@
         } else {
           reset_place_form();
           $('#place-name').val(data.main_text);
+          if ($('#place-name').length > 0 && $.isFunction($('#place-name').valid)) {
+            $('#place-name').valid();
+          }
         }
 
         get_gmaps_place_details(data.gmaps_id, location_only);
@@ -1616,6 +1619,68 @@ $('#allday').on('change', function() {
 </div>
 {% endmacro %}
 
+{% macro render_event_place_form_script(admin_unit, event_place=None) %}
+<script>
+  $( function() {
+
+  var form = $("#main-form");
+  form.validate({
+        rules: {
+          name: {
+            required: true,
+            remote: {
+              url: "{{ url_for('js_check_event_place_name') }}",
+              type: "post",
+              data: {
+                admin_unit_id: function() {
+                  return "{{ admin_unit.id }}";
+                }
+                {% if event_place %}
+                ,event_place_id: function() {
+                  return "{{ event_place.id }}";
+                }
+                {% endif %}
+              }
+            }
+          }
+        }
+    });
+
+});
+</script>
+{% endmacro %}
+
+{% macro render_organizer_form_script(admin_unit, organizer=None) %}
+<script>
+  $( function() {
+
+  var form = $("#main-form");
+  form.validate({
+        rules: {
+          name: {
+            required: true,
+            remote: {
+              url: "{{ url_for('js_check_organizer_name') }}",
+              type: "post",
+              data: {
+                admin_unit_id: function() {
+                  return "{{ admin_unit.id }}";
+                }
+                {% if organizer %}
+                ,organizer_id: function() {
+                  return "{{ organizer.id }}";
+                }
+                {% endif %}
+              }
+            }
+          }
+        }
+    });
+
+});
+</script>
+{% endmacro %}
+
 {% macro render_admin_unit_form_script(admin_unit=None) %}
 <script>
 
diff --git a/project/templates/event/create.html b/project/templates/event/create.html
index 915daf7..62dff06 100644
--- a/project/templates/event/create.html
+++ b/project/templates/event/create.html
@@ -35,6 +35,18 @@ $( function() {
               depends: function(element) {
                 return $('input[type=radio][name=event_place_choice]:checked').val() == "2";
               }
+            },
+            remote: {
+              url: "{{ url_for('js_check_event_place_name') }}",
+              type: "post",
+              data: {
+                admin_unit_id: function() {
+                  return "{{ current_admin_unit.id }}";
+                },
+                name: function() {
+                  return $("#new_event_place-name").val();
+                }
+              }
             }
           },
           organizer_id: {
@@ -51,6 +63,18 @@ $( function() {
               depends: function(element) {
                 return $('input[type=radio][name=organizer_choice]:checked').val() == "2";
               }
+            },
+            remote: {
+              url: "{{ url_for('js_check_organizer_name') }}",
+              type: "post",
+              data: {
+                admin_unit_id: function() {
+                  return "{{ current_admin_unit.id }}";
+                },
+                name: function() {
+                  return $("#new_organizer-name").val();
+                }
+              }
             }
           }
         }
diff --git a/project/templates/event_place/create.html b/project/templates/event_place/create.html
index ab3ed36..4816e70 100644
--- a/project/templates/event_place/create.html
+++ b/project/templates/event_place/create.html
@@ -1,5 +1,5 @@
 {% extends "layout.html" %}
-{% from "_macros.html" import render_manage_form_styles, render_manage_form_scripts, render_jquery_steps_header, render_cropper_block, render_crop_image_form_section, render_google_place_autocomplete_header, render_google_place_autocomplete_field, render_field_with_errors, render_field %}
+{% from "_macros.html" import render_event_place_form_script, render_manage_form_styles, render_manage_form_scripts, render_jquery_steps_header, render_cropper_block, render_crop_image_form_section, render_google_place_autocomplete_header, render_google_place_autocomplete_field, render_field_with_errors, render_field %}
 
 {%- block title -%}
 {{ _('Create place') }}
@@ -13,13 +13,14 @@
 {{ render_manage_form_scripts() }}
 {{ render_jquery_steps_header() }}
 {{ render_google_place_autocomplete_header() }}
+{{ render_event_place_form_script(current_admin_unit) }}
 {{ render_cropper_block() }}
 {% endblock %}
 
 {% block content %}
 
 <h1>{{ _('Create place') }}</h1>
-<form action="" method="POST" enctype="multipart/form-data">
+<form id="main-form" action="" method="POST" enctype="multipart/form-data">
   {{ form.hidden_tag() }}
 
   <div class="my-5">
diff --git a/project/templates/event_place/update.html b/project/templates/event_place/update.html
index f0e2f48..3c5c595 100644
--- a/project/templates/event_place/update.html
+++ b/project/templates/event_place/update.html
@@ -1,5 +1,5 @@
 {% extends "layout.html" %}
-{% from "_macros.html" import render_manage_form_styles, render_manage_form_scripts, render_jquery_steps_header, render_cropper_block, render_crop_image_form_section, render_google_place_autocomplete_header, render_google_place_autocomplete_field, render_field_with_errors, render_field %}
+{% from "_macros.html" import render_event_place_form_script, render_manage_form_styles, render_manage_form_scripts, render_jquery_steps_header, render_cropper_block, render_crop_image_form_section, render_google_place_autocomplete_header, render_google_place_autocomplete_field, render_field_with_errors, render_field %}
 
 {%- block title -%}
 {{ _('Update place') }}
@@ -13,13 +13,14 @@
 {{ render_manage_form_scripts() }}
 {{ render_jquery_steps_header() }}
 {{ render_google_place_autocomplete_header() }}
+{{ render_event_place_form_script(current_admin_unit, place) }}
 {{ render_cropper_block() }}
 {% endblock %}
 
 {% block content %}
 
 <h1>{{ _('Update place') }}</h1>
-<form action="" method="POST" enctype="multipart/form-data">
+<form id="main-form" action="" method="POST" enctype="multipart/form-data">
   {{ form.hidden_tag() }}
 
   <div class="my-5">
diff --git a/project/templates/organizer/create.html b/project/templates/organizer/create.html
index ef19209..7d0ff0d 100644
--- a/project/templates/organizer/create.html
+++ b/project/templates/organizer/create.html
@@ -1,5 +1,5 @@
 {% extends "layout.html" %}
-{% from "_macros.html" import render_manage_form_styles, render_manage_form_scripts, render_jquery_steps_header, render_cropper_logo_block, render_crop_image_form_section, render_google_place_autocomplete_header, render_google_place_autocomplete_field, render_field_with_errors, render_field %}
+{% from "_macros.html" import render_organizer_form_script, render_manage_form_styles, render_manage_form_scripts, render_jquery_steps_header, render_cropper_logo_block, render_crop_image_form_section, render_google_place_autocomplete_header, render_google_place_autocomplete_field, render_field_with_errors, render_field %}
 
 {%- block title -%}
 {{ _('Create organizer') }}
@@ -13,13 +13,14 @@
 {{ render_manage_form_scripts() }}
 {{ render_jquery_steps_header() }}
 {{ render_google_place_autocomplete_header() }}
+{{ render_organizer_form_script(current_admin_unit) }}
 {{ render_cropper_logo_block() }}
 {% endblock %}
 
 {% block content %}
 
 <h1>{{ _('Create organizer') }}</h1>
-<form action="" method="POST" enctype="multipart/form-data">
+<form id="main-form" action="" method="POST" enctype="multipart/form-data">
   {{ form.hidden_tag() }}
 
   <div class="card mb-4">
diff --git a/project/templates/organizer/update.html b/project/templates/organizer/update.html
index d8d7092..192de08 100644
--- a/project/templates/organizer/update.html
+++ b/project/templates/organizer/update.html
@@ -1,5 +1,5 @@
 {% extends "layout.html" %}
-{% from "_macros.html" import render_manage_form_styles, render_manage_form_scripts, render_jquery_steps_header, render_cropper_logo_block, render_crop_image_form_section, render_google_place_autocomplete_header, render_google_place_autocomplete_field, render_field_with_errors, render_field %}
+{% from "_macros.html" import render_organizer_form_script, render_manage_form_styles, render_manage_form_scripts, render_jquery_steps_header, render_cropper_logo_block, render_crop_image_form_section, render_google_place_autocomplete_header, render_google_place_autocomplete_field, render_field_with_errors, render_field %}
 
 {%- block title -%}
 {{ _('Update organizer') }}
@@ -13,13 +13,14 @@
 {{ render_manage_form_scripts() }}
 {{ render_jquery_steps_header() }}
 {{ render_google_place_autocomplete_header() }}
+{{ render_organizer_form_script(current_admin_unit, organizer) }}
 {{ render_cropper_logo_block() }}
 {% endblock %}
 
 {% block content %}
 
 <h1>{{ _('Update organizer') }}</h1>
-<form action="{{ url_for('organizer_update', id=organizer.id) }}" method="POST" enctype="multipart/form-data">
+<form id="main-form" action="{{ url_for('organizer_update', id=organizer.id) }}" method="POST" enctype="multipart/form-data">
   {{ form.hidden_tag() }}
 
   <div class="card mb-4">
diff --git a/project/translations/de/LC_MESSAGES/messages.mo b/project/translations/de/LC_MESSAGES/messages.mo
index 587fca39deca920f74ebfc774a497c2b1cd27aba..95bd067d6252216df28a0eb2dbccf6071ee83375 100644
GIT binary patch
delta 10068
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diff --git a/project/translations/de/LC_MESSAGES/messages.po b/project/translations/de/LC_MESSAGES/messages.po
index d74ad8b..6e75a9e 100644
--- a/project/translations/de/LC_MESSAGES/messages.po
+++ b/project/translations/de/LC_MESSAGES/messages.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2023-08-17 14:09+0200\n"
+"POT-Creation-Date: 2023-08-29 23:52+0200\n"
 "PO-Revision-Date: 2020-06-07 18:51+0200\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language: de\n"
@@ -207,24 +207,24 @@ msgstr "message"
 msgid "You have received an invitation"
 msgstr "Du hast eine Einladung erhalten"
 
-#: project/forms/admin.py:11 project/templates/layout.html:337
+#: project/forms/admin.py:11 project/templates/layout.html:342
 #: project/views/root.py:55
 msgid "Terms of service"
 msgstr "Nutzungsbedingungen"
 
-#: project/forms/admin.py:12 project/templates/layout.html:342
+#: project/forms/admin.py:12 project/templates/layout.html:347
 #: project/views/root.py:67
 msgid "Legal notice"
 msgstr "Impressum"
 
-#: project/forms/admin.py:13 project/templates/_macros.html:1487
-#: project/templates/layout.html:346
+#: project/forms/admin.py:13 project/templates/_macros.html:1490
+#: project/templates/layout.html:351
 #: project/templates/widget/event_suggestion/create.html:204
 #: project/views/admin_unit.py:84 project/views/root.py:75
 msgid "Contact"
 msgstr "Kontakt"
 
-#: project/forms/admin.py:14 project/templates/layout.html:350
+#: project/forms/admin.py:14 project/templates/layout.html:355
 #: project/views/root.py:83
 msgid "Privacy"
 msgstr "Datenschutz"
@@ -265,7 +265,7 @@ msgstr "Nutzer löschen"
 #: project/forms/admin_unit_member.py:30 project/forms/event.py:112
 #: project/forms/event_suggestion.py:38 project/forms/organizer.py:33
 #: project/forms/user.py:18 project/forms/user.py:23
-#: project/templates/_macros.html:246 project/templates/_macros.html:1583
+#: project/templates/_macros.html:246 project/templates/_macros.html:1586
 #: project/templates/admin/admin.html:27 project/templates/admin/email.html:4
 #: project/templates/admin/email.html:66 project/templates/admin/users.html:19
 #: project/templates/manage/organizers.html:21
@@ -423,7 +423,7 @@ msgstr ""
 "eindeutig zu identifizieren. Der Kurzname darf nur Buchstaben, Nummern "
 "und Unterstriche enthalten."
 
-#: project/forms/admin_unit.py:46 project/templates/_macros.html:1625
+#: project/forms/admin_unit.py:46 project/templates/_macros.html:1690
 msgid "Short name must contain only letters numbers or underscore"
 msgstr "Der Kurzname darf nur Buchstaben, Nummern und Unterstriche enthalten"
 
@@ -543,7 +543,7 @@ msgstr "Löschung beantragen"
 msgid "Cancel deletion"
 msgstr "Löschen abbrechen"
 
-#: project/forms/admin_unit.py:156 project/templates/layout.html:308
+#: project/forms/admin_unit.py:156 project/templates/layout.html:313
 #: project/templates/manage/delete_membership.html:6
 msgid "Leave organization"
 msgstr "Organisation verlassen"
@@ -686,17 +686,17 @@ msgstr "Gib an, wann der Termin endet. Ein Termin darf maximal 14 Tage dauern."
 msgid "All-day"
 msgstr "Ganztägig"
 
-#: project/forms/event.py:59 project/templates/_macros.html:948
-#: project/templates/_macros.html:1795
+#: project/forms/event.py:59 project/templates/_macros.html:951
+#: project/templates/_macros.html:1860
 #: project/templates/widget/event_suggestion/create.html:240
 msgid "Recurring event"
 msgstr "Serientermin"
 
-#: project/forms/event.py:66 project/templates/_macros.html:1344
+#: project/forms/event.py:66 project/templates/_macros.html:1347
 msgid "The start must be before the end."
 msgstr "Der Start muss vor dem Ende sein."
 
-#: project/forms/event.py:72 project/templates/_macros.html:1361
+#: project/forms/event.py:72 project/templates/_macros.html:1364
 msgid "An event can last a maximum of 14 days."
 msgstr "Eine Veranstaltung darf maximal 14 Tage dauern."
 
@@ -782,7 +782,7 @@ msgid "If the participants needs to register for the event."
 msgstr "Wenn sich die Teilnehmer für die Veranstaltung anmelden müssen."
 
 #: project/forms/event.py:175 project/templates/_macros.html:260
-#: project/templates/layout.html:118
+#: project/templates/layout.html:123
 msgid "Booked up"
 msgstr "Ausgebucht"
 
@@ -842,11 +842,11 @@ msgstr "Teilnahme"
 msgid "EventAttendanceMode.offline"
 msgstr "Präsenzveranstaltung"
 
-#: project/forms/event.py:222 project/templates/layout.html:106
+#: project/forms/event.py:222 project/templates/layout.html:111
 msgid "EventAttendanceMode.online"
 msgstr "Online"
 
-#: project/forms/event.py:224 project/templates/layout.html:109
+#: project/forms/event.py:224 project/templates/layout.html:114
 msgid "EventAttendanceMode.mixed"
 msgstr "Präsenzveranstaltung und online"
 
@@ -892,7 +892,7 @@ msgstr "Wähle Kategorien, die zur Veranstaltung passen."
 
 #: project/forms/event.py:260 project/forms/reference.py:14
 #: project/forms/reference.py:27 project/forms/reference_request.py:76
-#: project/templates/event/create.html:363
+#: project/templates/event/create.html:387
 #: project/templates/event/update.html:220
 msgid "Rating"
 msgstr "Bewertung"
@@ -925,11 +925,11 @@ msgstr "Ungültiger Mitveranstalter."
 #: project/forms/event.py:291 project/forms/event.py:300
 #: project/forms/event.py:382 project/forms/event.py:459
 #: project/forms/event_suggestion.py:50 project/templates/_macros.html:464
-#: project/templates/_macros.html:630 project/templates/event/create.html:288
+#: project/templates/_macros.html:630 project/templates/event/create.html:312
 #: project/templates/event/update.html:170
-#: project/templates/event_place/create.html:31
+#: project/templates/event_place/create.html:32
 #: project/templates/event_place/delete.html:13
-#: project/templates/event_place/update.html:31
+#: project/templates/event_place/update.html:32
 #: project/templates/manage/events.html:109
 msgid "Place"
 msgstr "Ort"
@@ -946,12 +946,12 @@ msgstr "Neuen Ort eingeben"
 #: project/forms/event.py:390 project/forms/event.py:456
 #: project/forms/event_date.py:40 project/forms/event_suggestion.py:60
 #: project/templates/_macros.html:501 project/templates/_macros.html:673
-#: project/templates/_macros.html:951 project/templates/event/create.html:257
+#: project/templates/_macros.html:954 project/templates/event/create.html:281
 #: project/templates/event/update.html:160
 #: project/templates/manage/events.html:108
-#: project/templates/organizer/create.html:27
+#: project/templates/organizer/create.html:28
 #: project/templates/organizer/delete.html:13
-#: project/templates/organizer/update.html:27
+#: project/templates/organizer/update.html:28
 msgid "Organizer"
 msgstr "Veranstalter"
 
@@ -964,7 +964,7 @@ msgid "Enter new organizer"
 msgstr "Neuen Veranstalter eingeben"
 
 #: project/forms/event.py:323 project/templates/_macros.html:738
-#: project/templates/event/create.html:374
+#: project/templates/event/create.html:398
 #: project/templates/manage/reference_requests_incoming.html:5
 #: project/templates/manage/reference_requests_outgoing.html:5
 msgid "Reference requests"
@@ -1015,23 +1015,23 @@ msgstr "Status"
 msgid "EventStatus.scheduled"
 msgstr "Geplant"
 
-#: project/forms/event.py:403 project/templates/layout.html:72
-#: project/templates/layout.html:87
+#: project/forms/event.py:403 project/templates/layout.html:77
+#: project/templates/layout.html:92
 msgid "EventStatus.cancelled"
 msgstr "Abgesagt"
 
-#: project/forms/event.py:404 project/templates/layout.html:75
-#: project/templates/layout.html:90
+#: project/forms/event.py:404 project/templates/layout.html:80
+#: project/templates/layout.html:95
 msgid "EventStatus.movedOnline"
 msgstr "Online verschoben"
 
-#: project/forms/event.py:405 project/templates/layout.html:78
-#: project/templates/layout.html:93
+#: project/forms/event.py:405 project/templates/layout.html:83
+#: project/templates/layout.html:98
 msgid "EventStatus.postponed"
 msgstr "Verschoben"
 
-#: project/forms/event.py:406 project/templates/layout.html:81
-#: project/templates/layout.html:96
+#: project/forms/event.py:406 project/templates/layout.html:86
+#: project/templates/layout.html:101
 msgid "EventStatus.rescheduled"
 msgstr "Neu angesetzt"
 
@@ -1055,7 +1055,7 @@ msgstr "In Planung"
 msgid "PublicStatus.draft"
 msgstr "Entwurf"
 
-#: project/forms/event.py:419 project/templates/event/create.html:386
+#: project/forms/event.py:419 project/templates/event/create.html:410
 msgid "Planned events appear in the scheduling view, but not on public calendars."
 msgstr ""
 "Geplante Veranstaltungen werden in der Planungsansicht angezeigt, aber "
@@ -1066,7 +1066,7 @@ msgstr ""
 msgid "Update event"
 msgstr "Veranstaltung aktualisieren"
 
-#: project/forms/event.py:440 project/templates/_macros.html:1301
+#: project/forms/event.py:440 project/templates/_macros.html:1304
 #: project/templates/event/actions.html:66
 #: project/templates/event/delete.html:6
 msgid "Delete event"
@@ -1097,12 +1097,12 @@ msgstr "Kategorie"
 #: project/forms/planning.py:27 project/templates/_macros.html:324
 #: project/templates/admin_unit/create.html:38
 #: project/templates/admin_unit/update.html:47
-#: project/templates/event_place/create.html:40
-#: project/templates/event_place/update.html:40
+#: project/templates/event_place/create.html:41
+#: project/templates/event_place/update.html:41
 #: project/templates/manage/organizers.html:19
 #: project/templates/manage/places.html:19
-#: project/templates/organizer/create.html:36
-#: project/templates/organizer/update.html:36
+#: project/templates/organizer/create.html:37
+#: project/templates/organizer/update.html:37
 msgid "Location"
 msgstr "Standort"
 
@@ -1138,13 +1138,13 @@ msgstr "Veranstaltungen finden"
 
 #: project/forms/event_date.py:35 project/forms/reference.py:11
 #: project/forms/reference_request.py:16 project/templates/_macros.html:517
-#: project/templates/_macros.html:690 project/templates/_macros.html:950
+#: project/templates/_macros.html:690 project/templates/_macros.html:953
 #: project/templates/admin/delete_admin_unit.html:13
 #: project/templates/admin_unit/cancel_deletion.html:13
 #: project/templates/admin_unit/create.html:27
 #: project/templates/admin_unit/request_deletion.html:15
 #: project/templates/admin_unit/update.html:36
-#: project/templates/layout.html:260
+#: project/templates/layout.html:265
 #: project/templates/manage/delete_membership.html:13
 #: project/templates/verification_request/delete.html:13
 #: project/templates/verification_request/review.html:28
@@ -1161,14 +1161,14 @@ msgid "Find"
 msgstr "Finden"
 
 #: project/forms/event_place.py:47 project/templates/event_place/create.html:5
-#: project/templates/event_place/create.html:21
+#: project/templates/event_place/create.html:22
 #: project/templates/event_place/list.html:11
 #: project/templates/manage/places.html:11
 msgid "Create place"
 msgstr "Ort hinzufügen"
 
 #: project/forms/event_place.py:51 project/templates/event_place/update.html:5
-#: project/templates/event_place/update.html:21
+#: project/templates/event_place/update.html:22
 msgid "Update place"
 msgstr "Ort aktualisieren"
 
@@ -1196,7 +1196,7 @@ msgstr "Bitte gib deine Email-Adresse oder deine Telefonnummer für die Prüfung
 msgid "I would like to be notified by email after the review"
 msgstr "Ich möchte per Email benachrichtigt werden nach der Prüfung"
 
-#: project/forms/event_suggestion.py:52 project/templates/event/create.html:293
+#: project/forms/event_suggestion.py:52 project/templates/event/create.html:317
 msgid ""
 "Choose where the event takes place. If the venue is not yet in the list, "
 "just enter it."
@@ -1204,7 +1204,7 @@ msgstr ""
 "Wähle aus, wo die Veranstaltung stattfindet. Ist der Veranstaltungsort "
 "noch nicht in der Liste, trage ihn einfach ein."
 
-#: project/forms/event_suggestion.py:62 project/templates/event/create.html:261
+#: project/forms/event_suggestion.py:62 project/templates/event/create.html:285
 msgid ""
 "Select the organizer. If the organizer is not yet on the list, just enter"
 " it."
@@ -1271,12 +1271,12 @@ msgstr "OAuth2 Token widerrufen"
 
 #: project/forms/organizer.py:49 project/templates/manage/organizers.html:11
 #: project/templates/organizer/create.html:5
-#: project/templates/organizer/create.html:21
+#: project/templates/organizer/create.html:22
 msgid "Create organizer"
 msgstr "Veranstalter hinzufügen"
 
 #: project/forms/organizer.py:53 project/templates/organizer/update.html:5
-#: project/templates/organizer/update.html:21
+#: project/templates/organizer/update.html:22
 msgid "Update organizer"
 msgstr "Veranstalter aktualisieren"
 
@@ -1321,7 +1321,7 @@ msgid "Delete request"
 msgstr "Anfrage löschen"
 
 #: project/forms/reference_request.py:28
-#: project/forms/verification_request.py:24 project/templates/_macros.html:1499
+#: project/forms/verification_request.py:24 project/templates/_macros.html:1502
 #: project/templates/event_suggestion/review_status.html:18
 #: project/templates/reference_request/review_status.html:12
 #: project/templates/verification_request/review_status.html:4
@@ -1497,24 +1497,24 @@ msgstr "Zuletzt aktualisiert am %(updated_at)s."
 
 #: project/templates/_macros.html:413 project/templates/_macros.html:583
 #: project/templates/event/actions.html:25
-#: project/templates/event/create.html:234
+#: project/templates/event/create.html:258
 #: project/templates/event/update.html:126
 #: project/templates/manage/events.html:107
 #: project/templates/widget/event_suggestion/create.html:229
 msgid "Event"
 msgstr "Veranstaltung"
 
-#: project/templates/_macros.html:419 project/templates/_macros.html:1020
+#: project/templates/_macros.html:419 project/templates/_macros.html:1023
 msgid "Date"
 msgstr "Datum"
 
 #: project/templates/_macros.html:446 project/templates/_macros.html:605
-#: project/templates/_macros.html:1568 project/templates/event/actions.html:51
+#: project/templates/_macros.html:1571 project/templates/event/actions.html:51
 msgid "Share"
 msgstr "Teilen"
 
 #: project/templates/_macros.html:450 project/templates/_macros.html:609
-#: project/templates/_macros.html:1598
+#: project/templates/_macros.html:1601
 msgid "Add to calendar"
 msgstr "Zum Kalender"
 
@@ -1537,7 +1537,7 @@ msgstr ""
 "Die Veranstaltung findet sowohl als Präsenzveranstaltung als auch online "
 "statt."
 
-#: project/templates/_macros.html:613 project/templates/layout.html:186
+#: project/templates/_macros.html:613 project/templates/layout.html:191
 #: project/templates/user/favorite_events.html:4
 msgid "Favorite events"
 msgstr "Merkzettel"
@@ -1560,7 +1560,7 @@ msgstr "Bearbeiten"
 msgid "Referenced by"
 msgstr "Empfohlen von"
 
-#: project/templates/_macros.html:729 project/templates/_macros.html:1311
+#: project/templates/_macros.html:729 project/templates/_macros.html:1314
 #: project/templates/event/actions.html:38
 #: project/templates/event_date/list.html:251
 #: project/templates/manage/events.html:129
@@ -1568,34 +1568,34 @@ msgstr "Empfohlen von"
 msgid "Reference event"
 msgstr "Veranstaltung empfehlen"
 
-#: project/templates/_macros.html:749 project/templates/_macros.html:1308
+#: project/templates/_macros.html:749 project/templates/_macros.html:1311
 #: project/templates/event/actions.html:32
 #: project/templates/manage/events.html:127
 msgid "Request reference"
 msgstr "Empfehlung anfragen"
 
 #: project/templates/_macros.html:757 project/templates/event_date/list.html:6
-#: project/templates/event_date/list.html:461
+#: project/templates/event_date/list.html:463
 #: project/templates/reference_request/review.html:32
 msgid "Event Dates"
 msgstr "Termine"
 
-#: project/templates/_macros.html:855
+#: project/templates/_macros.html:858
 msgid "Search location on Google"
 msgstr "Ort bei Google suchen"
 
-#: project/templates/_macros.html:925
+#: project/templates/_macros.html:928
 #, python-format
 msgid "%(count)d event dates"
 msgstr "%(count)d Termine"
 
-#: project/templates/_macros.html:961 project/templates/_macros.html:963
-#: project/templates/event_date/list.html:515
+#: project/templates/_macros.html:964 project/templates/_macros.html:966
+#: project/templates/event_date/list.html:516
 msgid "First"
 msgstr "Erste"
 
-#: project/templates/_macros.html:966 project/templates/_macros.html:968
-#: project/templates/event_date/list.html:516
+#: project/templates/_macros.html:969 project/templates/_macros.html:971
+#: project/templates/event_date/list.html:517
 #: project/templates/widget/event_suggestion/create.html:193
 #: project/templates/widget/event_suggestion/create.html:218
 #: project/templates/widget/event_suggestion/create.html:247
@@ -1605,13 +1605,13 @@ msgstr "Erste"
 msgid "Previous"
 msgstr "Zurück"
 
-#: project/templates/_macros.html:970
+#: project/templates/_macros.html:973
 #, python-format
 msgid "Page %(page)d of %(pages)d (%(total)d total)"
 msgstr "Seite %(page)d von %(pages)d (%(total)d insgesamt)"
 
-#: project/templates/_macros.html:972 project/templates/_macros.html:974
-#: project/templates/event_date/list.html:518
+#: project/templates/_macros.html:975 project/templates/_macros.html:977
+#: project/templates/event_date/list.html:519
 #: project/templates/widget/event_suggestion/create.html:194
 #: project/templates/widget/event_suggestion/create.html:219
 #: project/templates/widget/event_suggestion/create.html:248
@@ -1620,98 +1620,98 @@ msgstr "Seite %(page)d von %(pages)d (%(total)d insgesamt)"
 msgid "Next"
 msgstr "Weiter"
 
-#: project/templates/_macros.html:977 project/templates/_macros.html:979
-#: project/templates/event_date/list.html:519
+#: project/templates/_macros.html:980 project/templates/_macros.html:982
+#: project/templates/event_date/list.html:520
 msgid "Last"
 msgstr "Letzte"
 
-#: project/templates/_macros.html:1048
+#: project/templates/_macros.html:1051
 msgid "Radius"
 msgstr "Umkreis"
 
-#: project/templates/_macros.html:1230
+#: project/templates/_macros.html:1233
 msgid "Edit image"
 msgstr "Bild bearbeiten"
 
-#: project/templates/_macros.html:1251 project/templates/planning/list.html:97
+#: project/templates/_macros.html:1254 project/templates/planning/list.html:97
 msgid "Close"
 msgstr "Schließen"
 
-#: project/templates/_macros.html:1252
+#: project/templates/_macros.html:1255
 msgid "Okay"
 msgstr "OK"
 
-#: project/templates/_macros.html:1264
+#: project/templates/_macros.html:1267
 msgid "Choose image file"
 msgstr "Bild-Datei auswählen"
 
-#: project/templates/_macros.html:1300 project/templates/event/actions.html:65
+#: project/templates/_macros.html:1303 project/templates/event/actions.html:65
 #: project/templates/event/delete.html:12
 msgid "Edit event"
 msgstr "Veranstaltung bearbeiten"
 
-#: project/templates/_macros.html:1304 project/templates/event/actions.html:58
+#: project/templates/_macros.html:1307 project/templates/event/actions.html:58
 msgid "Duplicate event"
 msgstr "Veranstaltung duplizieren"
 
-#: project/templates/_macros.html:1315 project/templates/event/actions.html:44
+#: project/templates/_macros.html:1318 project/templates/event/actions.html:44
 #: project/templates/manage/events.html:133
 msgid "Add to list"
 msgstr "Zu Liste hinzufügen"
 
-#: project/templates/_macros.html:1318 project/templates/manage/events.html:136
+#: project/templates/_macros.html:1321 project/templates/manage/events.html:136
 msgid "More"
 msgstr "Mehr"
 
-#: project/templates/_macros.html:1365
+#: project/templates/_macros.html:1368
 msgid "Please enter a valid time, between 00:00 and 23:59."
 msgstr "Bitte gib eine gültige Uhrzeit zwischen 00:00 und 23:59 ein."
 
-#: project/templates/_macros.html:1393
+#: project/templates/_macros.html:1396
 #, python-format
 msgid "Just use %(term)s"
 msgstr "Verwende einfach %(term)s"
 
-#: project/templates/_macros.html:1459
+#: project/templates/_macros.html:1462
 msgid "Event suggestion"
 msgstr "Veranstaltungsvorschlag"
 
-#: project/templates/_macros.html:1577
+#: project/templates/_macros.html:1580
 msgid "Link copied"
 msgstr "Link kopiert"
 
-#: project/templates/_macros.html:1577
+#: project/templates/_macros.html:1580
 msgid "Copy link"
 msgstr "Link kopieren"
 
-#: project/templates/_macros.html:1607
+#: project/templates/_macros.html:1610
 msgid "Google calendar"
 msgstr "Google Kalender"
 
-#: project/templates/_macros.html:1609
+#: project/templates/_macros.html:1612
 msgid "Apple calendar"
 msgstr "Apple Kalender"
 
-#: project/templates/_macros.html:1610
+#: project/templates/_macros.html:1613
 msgid "Yahoo calendar"
 msgstr "Yahoo Kalender"
 
-#: project/templates/_macros.html:1611
+#: project/templates/_macros.html:1614
 msgid "Other calendar"
 msgstr "Anderer Kalender"
 
-#: project/templates/_macros.html:1796
+#: project/templates/_macros.html:1861
 msgid "Remove event date"
 msgstr "Termin entfernen"
 
-#: project/templates/_macros.html:1829 project/templates/event/create.html:180
+#: project/templates/_macros.html:1894 project/templates/event/create.html:204
 #: project/templates/event/update.html:103
-#: project/templates/event_date/list.html:446
+#: project/templates/event_date/list.html:448
 #: project/templates/widget/event_suggestion/create.html:129
 msgid "Enter organizer"
 msgstr "Veranstalter eingeben"
 
-#: project/templates/_macros.html:1857
+#: project/templates/_macros.html:1922
 msgid "Enter list name"
 msgstr "Listenname eingeben"
 
@@ -1719,7 +1719,7 @@ msgstr "Listenname eingeben"
 msgid "Manage"
 msgstr "Verwaltung"
 
-#: project/templates/home.html:37 project/templates/layout.html:176
+#: project/templates/home.html:37 project/templates/layout.html:181
 #: project/templates/manage/admin_units.html:28
 #: project/templates/manage/verification_requests_outgoing.html:13
 #: project/templates/manage/verification_requests_outgoing_create_select.html:13
@@ -1733,7 +1733,7 @@ msgstr "Doku"
 msgid "Features"
 msgstr "Features"
 
-#: project/templates/layout.html:170 project/templates/layout.html:218
+#: project/templates/layout.html:175 project/templates/layout.html:223
 #: project/templates/manage/events.html:6
 #: project/templates/manage/events.html:54
 #: project/templates/manage/events_vue.html:4
@@ -1743,18 +1743,18 @@ msgstr "Veranstaltungen"
 #: project/templates/admin/admin.html:19
 #: project/templates/admin/admin_units.html:4
 #: project/templates/admin/admin_units.html:11
-#: project/templates/layout.html:171 project/templates/layout.html:184
+#: project/templates/layout.html:176 project/templates/layout.html:189
 #: project/templates/manage/admin_units.html:3
 #: project/templates/manage/admin_units.html:26
 #: project/templates/organization/main.html:4
 msgid "Organizations"
 msgstr "Organisationen"
 
-#: project/templates/layout.html:172
+#: project/templates/layout.html:177
 msgid "Planning"
 msgstr "Planung"
 
-#: project/templates/layout.html:185 project/templates/layout.html:297
+#: project/templates/layout.html:190 project/templates/layout.html:302
 #: project/templates/oauth2_client/list.html:10
 #: project/templates/oauth2_client/read.html:10
 #: project/templates/oauth2_token/list.html:10 project/templates/profile.html:4
@@ -1767,100 +1767,100 @@ msgstr "Profil"
 #: project/templates/admin/email.html:65
 #: project/templates/admin/newsletter.html:92
 #: project/templates/admin/settings.html:10
-#: project/templates/admin/users.html:10 project/templates/layout.html:189
+#: project/templates/admin/users.html:10 project/templates/layout.html:194
 msgid "Admin"
 msgstr "Administration"
 
-#: project/templates/layout.html:193
+#: project/templates/layout.html:198
 msgid "Logout"
 msgstr "Ausloggen"
 
-#: project/templates/layout.html:224
+#: project/templates/layout.html:229
 msgid "Show events"
 msgstr "Veranstaltungen anzeigen"
 
 #: project/templates/event/create.html:5
-#: project/templates/event/create.html:225 project/templates/layout.html:225
+#: project/templates/event/create.html:249 project/templates/layout.html:230
 #: project/templates/manage/events.html:55
 #: project/templates/manage/organizers.html:38
 msgid "Create event"
 msgstr "Veranstaltung erstellen"
 
-#: project/templates/layout.html:226
+#: project/templates/layout.html:231
 msgid "Import event"
 msgstr "Veranstaltung importieren"
 
-#: project/templates/layout.html:228
+#: project/templates/layout.html:233
 #: project/templates/manage/event_lists.html:4
 msgid "Event lists"
 msgstr "Veranstaltungslisten"
 
-#: project/templates/layout.html:231
+#: project/templates/layout.html:236
 msgid "Review suggestions"
 msgstr "Vorschläge prüfen"
 
-#: project/templates/layout.html:241
+#: project/templates/layout.html:246
 #: project/templates/manage/references_incoming.html:5
 #: project/templates/manage/references_outgoing.html:5
 msgid "References"
 msgstr "Empfehlungen"
 
-#: project/templates/layout.html:247
+#: project/templates/layout.html:252
 #: project/templates/manage/references_incoming.html:9
 msgid "Incoming references"
 msgstr "Eingehende Empfehlungen"
 
-#: project/templates/layout.html:248
+#: project/templates/layout.html:253
 #: project/templates/manage/references_outgoing.html:9
 msgid "Outgoing references"
 msgstr "Ausgehende Empfehlungen"
 
-#: project/templates/layout.html:250
+#: project/templates/layout.html:255
 #: project/templates/manage/reference_requests_incoming.html:9
 msgid "Incoming reference requests"
 msgstr "Eingehende Empfehlungsanfragen"
 
-#: project/templates/layout.html:255
+#: project/templates/layout.html:260
 #: project/templates/manage/reference_requests_outgoing.html:9
 msgid "Outgoing reference requests"
 msgstr "Ausgehende Empfehlungsanfragen"
 
-#: project/templates/layout.html:267
+#: project/templates/layout.html:272
 #: project/templates/manage/verification_requests_outgoing.html:5
 #: project/templates/manage/verification_requests_outgoing.html:10
 msgid "Outgoing verification requests"
 msgstr "Ausgehende Verifizierungsanfragen"
 
-#: project/templates/layout.html:271 project/templates/manage/organizers.html:5
+#: project/templates/layout.html:276 project/templates/manage/organizers.html:5
 #: project/templates/manage/organizers.html:10
 #: project/templates/organizer/main.html:4
 msgid "Organizers"
 msgstr "Veranstalter"
 
 #: project/templates/event_place/list.html:3
-#: project/templates/event_place/list.html:7 project/templates/layout.html:272
+#: project/templates/event_place/list.html:7 project/templates/layout.html:277
 #: project/templates/manage/places.html:5
 #: project/templates/manage/places.html:10
 msgid "Places"
 msgstr "Orte"
 
-#: project/templates/layout.html:274 project/templates/manage/members.html:5
+#: project/templates/layout.html:279 project/templates/manage/members.html:5
 #: project/templates/manage/members.html:28
 #: project/templates/verification_request/review.html:54
 msgid "Members"
 msgstr "Mitglieder"
 
-#: project/templates/layout.html:275 project/templates/manage/relations.html:4
+#: project/templates/layout.html:280 project/templates/manage/relations.html:4
 msgid "Relations"
 msgstr "Beziehungen"
 
-#: project/templates/layout.html:279
+#: project/templates/layout.html:284
 #: project/templates/manage/verification_requests_incoming.html:5
 #: project/templates/manage/verification_requests_incoming.html:9
 msgid "Incoming verification requests"
 msgstr "Eingehende Verifizierungsanfragen"
 
-#: project/templates/layout.html:287
+#: project/templates/layout.html:292
 #: project/templates/manage/admin_units.html:17
 #: project/templates/manage/organization_invitations.html:4
 #: project/templates/user/organization_invitations.html:4
@@ -1872,33 +1872,33 @@ msgstr "Organisationseinladungen"
 #: project/templates/admin/settings.html:11
 #: project/templates/admin_unit/update.html:6
 #: project/templates/admin_unit/update.html:30
-#: project/templates/layout.html:291 project/templates/manage/widgets.html:11
+#: project/templates/layout.html:296 project/templates/manage/widgets.html:11
 #: project/templates/manage/widgets.html:15 project/templates/profile.html:32
 msgid "Settings"
 msgstr "Einstellungen"
 
-#: project/templates/layout.html:292 project/templates/manage/export.html:3
+#: project/templates/layout.html:297 project/templates/manage/export.html:3
 #: project/templates/manage/export.html:63
 msgid "Export"
 msgstr "Export"
 
-#: project/templates/layout.html:294
+#: project/templates/layout.html:299
 #: project/templates/manage/custom_widgets.html:13
 msgid "Custom widgets"
 msgstr "Custom widgets"
 
-#: project/templates/layout.html:295 project/templates/manage/reviews.html:10
+#: project/templates/layout.html:300 project/templates/manage/reviews.html:10
 #: project/templates/manage/widgets.html:5
 #: project/templates/manage/widgets.html:9
 msgid "Widgets"
 msgstr "Widgets"
 
-#: project/templates/layout.html:307
+#: project/templates/layout.html:312
 msgid "Switch organization"
 msgstr "Organisation wechseln"
 
 #: project/templates/developer/read.html:4
-#: project/templates/developer/read.html:8 project/templates/layout.html:354
+#: project/templates/developer/read.html:8 project/templates/layout.html:359
 #: project/templates/profile.html:45
 msgid "Developer"
 msgstr "Entwickler"
@@ -1986,12 +1986,12 @@ msgstr "Akzeptanz der Nutzungsbedingungen und des Datenschutzes zurücksetzen"
 
 #: project/templates/admin_unit/create.html:51
 #: project/templates/admin_unit/update.html:67
-#: project/templates/event/create.html:351
+#: project/templates/event/create.html:375
 #: project/templates/event/update.html:208
-#: project/templates/event_place/create.html:57
-#: project/templates/event_place/update.html:57
-#: project/templates/organizer/create.html:56
-#: project/templates/organizer/update.html:56
+#: project/templates/event_place/create.html:58
+#: project/templates/event_place/update.html:58
+#: project/templates/organizer/create.html:57
+#: project/templates/organizer/update.html:57
 msgid "Additional information"
 msgstr "Zusätzliche Informationen"
 
@@ -2258,45 +2258,45 @@ msgstr "Zeige alle Veranstaltungen von %(admin_unit_name)s"
 msgid "Add event to list"
 msgstr "Veranstaltung zu Liste hinzufügen"
 
-#: project/templates/event/create.html:90
+#: project/templates/event/create.html:114
 #: project/templates/event/update.html:76
 #: project/templates/widget/event_suggestion/create.html:104
 msgid "Enter place or address"
 msgstr "Orte oder Adresse eingeben"
 
-#: project/templates/event/create.html:244
+#: project/templates/event/create.html:268
 #: project/templates/event/update.html:136
 msgid "Event dates"
 msgstr "Termine"
 
-#: project/templates/event/create.html:251
+#: project/templates/event/create.html:275
 #: project/templates/event/update.html:143
 msgid "Add event date"
 msgstr "Termin hinzufügen"
 
-#: project/templates/event/create.html:278
+#: project/templates/event/create.html:302
 msgid "Switch to organizer search"
 msgstr "Zur Veranstaltersuche wechseln"
 
-#: project/templates/event/create.html:313
+#: project/templates/event/create.html:337
 msgid "Switch to place search"
 msgstr "Zur Ortssuche wechseln"
 
-#: project/templates/event/create.html:324
+#: project/templates/event/create.html:348
 #: project/templates/event/update.html:181
 msgid "Access"
 msgstr "Zugang"
 
-#: project/templates/event/create.html:338
+#: project/templates/event/create.html:362
 #: project/templates/event/update.html:195
 msgid "Target group"
 msgstr "Zielgruppe"
 
-#: project/templates/event/create.html:378
+#: project/templates/event/create.html:402
 msgid "References are important for the visibility of your events."
 msgstr "Empfehlungen sind wichtig für die Sichtbarkeit deiner Veranstaltungen."
 
-#: project/templates/event/create.html:379
+#: project/templates/event/create.html:403
 msgid "Select organizations to display your event on their calendars."
 msgstr ""
 "Wähle Organisationen aus, die deine Veranstaltung in ihren Kalendern "
@@ -2317,7 +2317,7 @@ msgid "Reference event \"%(name)s\""
 msgstr "Veranstaltung \"%(name)s\" empfehlen"
 
 #: project/templates/event/reference_request.html:47
-#: project/templates/event_date/list.html:416
+#: project/templates/event_date/list.html:418
 msgid "Enter organization"
 msgstr "Organisation eingeben"
 
@@ -2342,17 +2342,17 @@ msgstr "Nicht empfohlen"
 msgid "Referenced"
 msgstr "Empfohlen"
 
-#: project/templates/event_date/list.html:483
+#: project/templates/event_date/list.html:485
 #: project/templates/manage/events.html:87
 msgid "Created at"
 msgstr "Erstellt am"
 
-#: project/templates/event_date/list.html:497
+#: project/templates/event_date/list.html:498
 #: project/templates/manage/events.html:97
 msgid "More filters"
 msgstr "Weitere Filter"
 
-#: project/templates/event_date/list.html:498
+#: project/templates/event_date/list.html:499
 msgid "Map view"
 msgstr "Kartenansicht"
 
@@ -2814,23 +2814,31 @@ msgstr "Veranstaltungsvorschlag erfolgreich abgelehnt"
 msgid "Event review status updated"
 msgstr "Prüfungsstatus aktualisiert"
 
-#: project/views/js.py:30
+#: project/views/js.py:33
 msgid "Short name is already taken"
 msgstr "Der Kurzname ist bereits vergeben"
 
-#: project/views/js.py:47
+#: project/views/js.py:52
 msgid "Name is already taken"
 msgstr "Der Name ist bereits vergeben"
 
-#: project/views/js.py:61
+#: project/views/js.py:76
+msgid "A place already exists with this name."
+msgstr "Mit diesem Namen existiert bereits ein Ort."
+
+#: project/views/js.py:100
+msgid "An organizer already exists with this name."
+msgstr "Mit diesem Namen existiert bereits ein Veranstalter."
+
+#: project/views/js.py:114
 msgid "An account already exists with this email."
 msgstr "Mit dieser E-Mail existiert bereits ein Account."
 
-#: project/views/js.py:105
+#: project/views/js.py:158
 msgid "Places of organization"
 msgstr "Orte der Organisation"
 
-#: project/views/js.py:113
+#: project/views/js.py:166
 msgid "Places of Google Maps"
 msgstr "Orte von Google Maps"
 
diff --git a/project/translations/en/LC_MESSAGES/messages.mo b/project/translations/en/LC_MESSAGES/messages.mo
index 9600606bc2a9553770f56ca52135ed67a0f67309..fd8e43390b438d5dc677045a81bf91b2d34fa060 100644
GIT binary patch
delta 21
ccmeyS@J(SuBo~K~rGk;Mm8sF@L@rS_08yX@5&!@I

delta 21
ccmeyS@J(SuBo~LFxq_jIm4W5vL@rS_08xPk5dZ)H

diff --git a/project/translations/en/LC_MESSAGES/messages.po b/project/translations/en/LC_MESSAGES/messages.po
index baef56e..5b2093c 100644
--- a/project/translations/en/LC_MESSAGES/messages.po
+++ b/project/translations/en/LC_MESSAGES/messages.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2023-08-17 14:09+0200\n"
+"POT-Creation-Date: 2023-08-29 23:52+0200\n"
 "PO-Revision-Date: 2021-04-30 15:04+0200\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language: en\n"
@@ -207,24 +207,24 @@ msgstr ""
 msgid "You have received an invitation"
 msgstr ""
 
-#: project/forms/admin.py:11 project/templates/layout.html:337
+#: project/forms/admin.py:11 project/templates/layout.html:342
 #: project/views/root.py:55
 msgid "Terms of service"
 msgstr ""
 
-#: project/forms/admin.py:12 project/templates/layout.html:342
+#: project/forms/admin.py:12 project/templates/layout.html:347
 #: project/views/root.py:67
 msgid "Legal notice"
 msgstr ""
 
-#: project/forms/admin.py:13 project/templates/_macros.html:1487
-#: project/templates/layout.html:346
+#: project/forms/admin.py:13 project/templates/_macros.html:1490
+#: project/templates/layout.html:351
 #: project/templates/widget/event_suggestion/create.html:204
 #: project/views/admin_unit.py:84 project/views/root.py:75
 msgid "Contact"
 msgstr ""
 
-#: project/forms/admin.py:14 project/templates/layout.html:350
+#: project/forms/admin.py:14 project/templates/layout.html:355
 #: project/views/root.py:83
 msgid "Privacy"
 msgstr ""
@@ -265,7 +265,7 @@ msgstr ""
 #: project/forms/admin_unit_member.py:30 project/forms/event.py:112
 #: project/forms/event_suggestion.py:38 project/forms/organizer.py:33
 #: project/forms/user.py:18 project/forms/user.py:23
-#: project/templates/_macros.html:246 project/templates/_macros.html:1583
+#: project/templates/_macros.html:246 project/templates/_macros.html:1586
 #: project/templates/admin/admin.html:27 project/templates/admin/email.html:4
 #: project/templates/admin/email.html:66 project/templates/admin/users.html:19
 #: project/templates/manage/organizers.html:21
@@ -412,7 +412,7 @@ msgstr ""
 msgid "The short name is used to create a unique identifier for your events"
 msgstr ""
 
-#: project/forms/admin_unit.py:46 project/templates/_macros.html:1625
+#: project/forms/admin_unit.py:46 project/templates/_macros.html:1690
 msgid "Short name must contain only letters numbers or underscore"
 msgstr ""
 
@@ -524,7 +524,7 @@ msgstr ""
 msgid "Cancel deletion"
 msgstr ""
 
-#: project/forms/admin_unit.py:156 project/templates/layout.html:308
+#: project/forms/admin_unit.py:156 project/templates/layout.html:313
 #: project/templates/manage/delete_membership.html:6
 msgid "Leave organization"
 msgstr ""
@@ -662,17 +662,17 @@ msgstr ""
 msgid "All-day"
 msgstr ""
 
-#: project/forms/event.py:59 project/templates/_macros.html:948
-#: project/templates/_macros.html:1795
+#: project/forms/event.py:59 project/templates/_macros.html:951
+#: project/templates/_macros.html:1860
 #: project/templates/widget/event_suggestion/create.html:240
 msgid "Recurring event"
 msgstr ""
 
-#: project/forms/event.py:66 project/templates/_macros.html:1344
+#: project/forms/event.py:66 project/templates/_macros.html:1347
 msgid "The start must be before the end."
 msgstr ""
 
-#: project/forms/event.py:72 project/templates/_macros.html:1361
+#: project/forms/event.py:72 project/templates/_macros.html:1364
 msgid "An event can last a maximum of 14 days."
 msgstr ""
 
@@ -753,7 +753,7 @@ msgid "If the participants needs to register for the event."
 msgstr ""
 
 #: project/forms/event.py:175 project/templates/_macros.html:260
-#: project/templates/layout.html:118
+#: project/templates/layout.html:123
 msgid "Booked up"
 msgstr ""
 
@@ -809,11 +809,11 @@ msgstr ""
 msgid "EventAttendanceMode.offline"
 msgstr "Normal (Offline)"
 
-#: project/forms/event.py:222 project/templates/layout.html:106
+#: project/forms/event.py:222 project/templates/layout.html:111
 msgid "EventAttendanceMode.online"
 msgstr "Online"
 
-#: project/forms/event.py:224 project/templates/layout.html:109
+#: project/forms/event.py:224 project/templates/layout.html:114
 msgid "EventAttendanceMode.mixed"
 msgstr "Online and offline"
 
@@ -855,7 +855,7 @@ msgstr ""
 
 #: project/forms/event.py:260 project/forms/reference.py:14
 #: project/forms/reference.py:27 project/forms/reference_request.py:76
-#: project/templates/event/create.html:363
+#: project/templates/event/create.html:387
 #: project/templates/event/update.html:220
 msgid "Rating"
 msgstr ""
@@ -884,11 +884,11 @@ msgstr ""
 #: project/forms/event.py:291 project/forms/event.py:300
 #: project/forms/event.py:382 project/forms/event.py:459
 #: project/forms/event_suggestion.py:50 project/templates/_macros.html:464
-#: project/templates/_macros.html:630 project/templates/event/create.html:288
+#: project/templates/_macros.html:630 project/templates/event/create.html:312
 #: project/templates/event/update.html:170
-#: project/templates/event_place/create.html:31
+#: project/templates/event_place/create.html:32
 #: project/templates/event_place/delete.html:13
-#: project/templates/event_place/update.html:31
+#: project/templates/event_place/update.html:32
 #: project/templates/manage/events.html:109
 msgid "Place"
 msgstr ""
@@ -905,12 +905,12 @@ msgstr ""
 #: project/forms/event.py:390 project/forms/event.py:456
 #: project/forms/event_date.py:40 project/forms/event_suggestion.py:60
 #: project/templates/_macros.html:501 project/templates/_macros.html:673
-#: project/templates/_macros.html:951 project/templates/event/create.html:257
+#: project/templates/_macros.html:954 project/templates/event/create.html:281
 #: project/templates/event/update.html:160
 #: project/templates/manage/events.html:108
-#: project/templates/organizer/create.html:27
+#: project/templates/organizer/create.html:28
 #: project/templates/organizer/delete.html:13
-#: project/templates/organizer/update.html:27
+#: project/templates/organizer/update.html:28
 msgid "Organizer"
 msgstr ""
 
@@ -923,7 +923,7 @@ msgid "Enter new organizer"
 msgstr ""
 
 #: project/forms/event.py:323 project/templates/_macros.html:738
-#: project/templates/event/create.html:374
+#: project/templates/event/create.html:398
 #: project/templates/manage/reference_requests_incoming.html:5
 #: project/templates/manage/reference_requests_outgoing.html:5
 msgid "Reference requests"
@@ -970,23 +970,23 @@ msgstr ""
 msgid "EventStatus.scheduled"
 msgstr "Scheduled"
 
-#: project/forms/event.py:403 project/templates/layout.html:72
-#: project/templates/layout.html:87
+#: project/forms/event.py:403 project/templates/layout.html:77
+#: project/templates/layout.html:92
 msgid "EventStatus.cancelled"
 msgstr "Cancelled"
 
-#: project/forms/event.py:404 project/templates/layout.html:75
-#: project/templates/layout.html:90
+#: project/forms/event.py:404 project/templates/layout.html:80
+#: project/templates/layout.html:95
 msgid "EventStatus.movedOnline"
 msgstr "Moved online"
 
-#: project/forms/event.py:405 project/templates/layout.html:78
-#: project/templates/layout.html:93
+#: project/forms/event.py:405 project/templates/layout.html:83
+#: project/templates/layout.html:98
 msgid "EventStatus.postponed"
 msgstr "Postponed"
 
-#: project/forms/event.py:406 project/templates/layout.html:81
-#: project/templates/layout.html:96
+#: project/forms/event.py:406 project/templates/layout.html:86
+#: project/templates/layout.html:101
 msgid "EventStatus.rescheduled"
 msgstr "Rescheduled"
 
@@ -1010,7 +1010,7 @@ msgstr "Planned"
 msgid "PublicStatus.draft"
 msgstr "Draft"
 
-#: project/forms/event.py:419 project/templates/event/create.html:386
+#: project/forms/event.py:419 project/templates/event/create.html:410
 msgid "Planned events appear in the scheduling view, but not on public calendars."
 msgstr ""
 
@@ -1019,7 +1019,7 @@ msgstr ""
 msgid "Update event"
 msgstr ""
 
-#: project/forms/event.py:440 project/templates/_macros.html:1301
+#: project/forms/event.py:440 project/templates/_macros.html:1304
 #: project/templates/event/actions.html:66
 #: project/templates/event/delete.html:6
 msgid "Delete event"
@@ -1050,12 +1050,12 @@ msgstr ""
 #: project/forms/planning.py:27 project/templates/_macros.html:324
 #: project/templates/admin_unit/create.html:38
 #: project/templates/admin_unit/update.html:47
-#: project/templates/event_place/create.html:40
-#: project/templates/event_place/update.html:40
+#: project/templates/event_place/create.html:41
+#: project/templates/event_place/update.html:41
 #: project/templates/manage/organizers.html:19
 #: project/templates/manage/places.html:19
-#: project/templates/organizer/create.html:36
-#: project/templates/organizer/update.html:36
+#: project/templates/organizer/create.html:37
+#: project/templates/organizer/update.html:37
 msgid "Location"
 msgstr ""
 
@@ -1091,13 +1091,13 @@ msgstr ""
 
 #: project/forms/event_date.py:35 project/forms/reference.py:11
 #: project/forms/reference_request.py:16 project/templates/_macros.html:517
-#: project/templates/_macros.html:690 project/templates/_macros.html:950
+#: project/templates/_macros.html:690 project/templates/_macros.html:953
 #: project/templates/admin/delete_admin_unit.html:13
 #: project/templates/admin_unit/cancel_deletion.html:13
 #: project/templates/admin_unit/create.html:27
 #: project/templates/admin_unit/request_deletion.html:15
 #: project/templates/admin_unit/update.html:36
-#: project/templates/layout.html:260
+#: project/templates/layout.html:265
 #: project/templates/manage/delete_membership.html:13
 #: project/templates/verification_request/delete.html:13
 #: project/templates/verification_request/review.html:28
@@ -1114,14 +1114,14 @@ msgid "Find"
 msgstr ""
 
 #: project/forms/event_place.py:47 project/templates/event_place/create.html:5
-#: project/templates/event_place/create.html:21
+#: project/templates/event_place/create.html:22
 #: project/templates/event_place/list.html:11
 #: project/templates/manage/places.html:11
 msgid "Create place"
 msgstr ""
 
 #: project/forms/event_place.py:51 project/templates/event_place/update.html:5
-#: project/templates/event_place/update.html:21
+#: project/templates/event_place/update.html:22
 msgid "Update place"
 msgstr ""
 
@@ -1149,13 +1149,13 @@ msgstr ""
 msgid "I would like to be notified by email after the review"
 msgstr ""
 
-#: project/forms/event_suggestion.py:52 project/templates/event/create.html:293
+#: project/forms/event_suggestion.py:52 project/templates/event/create.html:317
 msgid ""
 "Choose where the event takes place. If the venue is not yet in the list, "
 "just enter it."
 msgstr ""
 
-#: project/forms/event_suggestion.py:62 project/templates/event/create.html:261
+#: project/forms/event_suggestion.py:62 project/templates/event/create.html:285
 msgid ""
 "Select the organizer. If the organizer is not yet on the list, just enter"
 " it."
@@ -1220,12 +1220,12 @@ msgstr ""
 
 #: project/forms/organizer.py:49 project/templates/manage/organizers.html:11
 #: project/templates/organizer/create.html:5
-#: project/templates/organizer/create.html:21
+#: project/templates/organizer/create.html:22
 msgid "Create organizer"
 msgstr ""
 
 #: project/forms/organizer.py:53 project/templates/organizer/update.html:5
-#: project/templates/organizer/update.html:21
+#: project/templates/organizer/update.html:22
 msgid "Update organizer"
 msgstr ""
 
@@ -1270,7 +1270,7 @@ msgid "Delete request"
 msgstr ""
 
 #: project/forms/reference_request.py:28
-#: project/forms/verification_request.py:24 project/templates/_macros.html:1499
+#: project/forms/verification_request.py:24 project/templates/_macros.html:1502
 #: project/templates/event_suggestion/review_status.html:18
 #: project/templates/reference_request/review_status.html:12
 #: project/templates/verification_request/review_status.html:4
@@ -1446,24 +1446,24 @@ msgstr ""
 
 #: project/templates/_macros.html:413 project/templates/_macros.html:583
 #: project/templates/event/actions.html:25
-#: project/templates/event/create.html:234
+#: project/templates/event/create.html:258
 #: project/templates/event/update.html:126
 #: project/templates/manage/events.html:107
 #: project/templates/widget/event_suggestion/create.html:229
 msgid "Event"
 msgstr ""
 
-#: project/templates/_macros.html:419 project/templates/_macros.html:1020
+#: project/templates/_macros.html:419 project/templates/_macros.html:1023
 msgid "Date"
 msgstr ""
 
 #: project/templates/_macros.html:446 project/templates/_macros.html:605
-#: project/templates/_macros.html:1568 project/templates/event/actions.html:51
+#: project/templates/_macros.html:1571 project/templates/event/actions.html:51
 msgid "Share"
 msgstr ""
 
 #: project/templates/_macros.html:450 project/templates/_macros.html:609
-#: project/templates/_macros.html:1598
+#: project/templates/_macros.html:1601
 msgid "Add to calendar"
 msgstr ""
 
@@ -1484,7 +1484,7 @@ msgstr ""
 msgid "The event takes place both offline and online."
 msgstr ""
 
-#: project/templates/_macros.html:613 project/templates/layout.html:186
+#: project/templates/_macros.html:613 project/templates/layout.html:191
 #: project/templates/user/favorite_events.html:4
 msgid "Favorite events"
 msgstr ""
@@ -1507,7 +1507,7 @@ msgstr ""
 msgid "Referenced by"
 msgstr ""
 
-#: project/templates/_macros.html:729 project/templates/_macros.html:1311
+#: project/templates/_macros.html:729 project/templates/_macros.html:1314
 #: project/templates/event/actions.html:38
 #: project/templates/event_date/list.html:251
 #: project/templates/manage/events.html:129
@@ -1515,34 +1515,34 @@ msgstr ""
 msgid "Reference event"
 msgstr ""
 
-#: project/templates/_macros.html:749 project/templates/_macros.html:1308
+#: project/templates/_macros.html:749 project/templates/_macros.html:1311
 #: project/templates/event/actions.html:32
 #: project/templates/manage/events.html:127
 msgid "Request reference"
 msgstr ""
 
 #: project/templates/_macros.html:757 project/templates/event_date/list.html:6
-#: project/templates/event_date/list.html:461
+#: project/templates/event_date/list.html:463
 #: project/templates/reference_request/review.html:32
 msgid "Event Dates"
 msgstr ""
 
-#: project/templates/_macros.html:855
+#: project/templates/_macros.html:858
 msgid "Search location on Google"
 msgstr ""
 
-#: project/templates/_macros.html:925
+#: project/templates/_macros.html:928
 #, python-format
 msgid "%(count)d event dates"
 msgstr ""
 
-#: project/templates/_macros.html:961 project/templates/_macros.html:963
-#: project/templates/event_date/list.html:515
+#: project/templates/_macros.html:964 project/templates/_macros.html:966
+#: project/templates/event_date/list.html:516
 msgid "First"
 msgstr ""
 
-#: project/templates/_macros.html:966 project/templates/_macros.html:968
-#: project/templates/event_date/list.html:516
+#: project/templates/_macros.html:969 project/templates/_macros.html:971
+#: project/templates/event_date/list.html:517
 #: project/templates/widget/event_suggestion/create.html:193
 #: project/templates/widget/event_suggestion/create.html:218
 #: project/templates/widget/event_suggestion/create.html:247
@@ -1552,13 +1552,13 @@ msgstr ""
 msgid "Previous"
 msgstr ""
 
-#: project/templates/_macros.html:970
+#: project/templates/_macros.html:973
 #, python-format
 msgid "Page %(page)d of %(pages)d (%(total)d total)"
 msgstr ""
 
-#: project/templates/_macros.html:972 project/templates/_macros.html:974
-#: project/templates/event_date/list.html:518
+#: project/templates/_macros.html:975 project/templates/_macros.html:977
+#: project/templates/event_date/list.html:519
 #: project/templates/widget/event_suggestion/create.html:194
 #: project/templates/widget/event_suggestion/create.html:219
 #: project/templates/widget/event_suggestion/create.html:248
@@ -1567,98 +1567,98 @@ msgstr ""
 msgid "Next"
 msgstr ""
 
-#: project/templates/_macros.html:977 project/templates/_macros.html:979
-#: project/templates/event_date/list.html:519
+#: project/templates/_macros.html:980 project/templates/_macros.html:982
+#: project/templates/event_date/list.html:520
 msgid "Last"
 msgstr ""
 
-#: project/templates/_macros.html:1048
+#: project/templates/_macros.html:1051
 msgid "Radius"
 msgstr ""
 
-#: project/templates/_macros.html:1230
+#: project/templates/_macros.html:1233
 msgid "Edit image"
 msgstr ""
 
-#: project/templates/_macros.html:1251 project/templates/planning/list.html:97
+#: project/templates/_macros.html:1254 project/templates/planning/list.html:97
 msgid "Close"
 msgstr ""
 
-#: project/templates/_macros.html:1252
+#: project/templates/_macros.html:1255
 msgid "Okay"
 msgstr ""
 
-#: project/templates/_macros.html:1264
+#: project/templates/_macros.html:1267
 msgid "Choose image file"
 msgstr ""
 
-#: project/templates/_macros.html:1300 project/templates/event/actions.html:65
+#: project/templates/_macros.html:1303 project/templates/event/actions.html:65
 #: project/templates/event/delete.html:12
 msgid "Edit event"
 msgstr ""
 
-#: project/templates/_macros.html:1304 project/templates/event/actions.html:58
+#: project/templates/_macros.html:1307 project/templates/event/actions.html:58
 msgid "Duplicate event"
 msgstr ""
 
-#: project/templates/_macros.html:1315 project/templates/event/actions.html:44
+#: project/templates/_macros.html:1318 project/templates/event/actions.html:44
 #: project/templates/manage/events.html:133
 msgid "Add to list"
 msgstr ""
 
-#: project/templates/_macros.html:1318 project/templates/manage/events.html:136
+#: project/templates/_macros.html:1321 project/templates/manage/events.html:136
 msgid "More"
 msgstr ""
 
-#: project/templates/_macros.html:1365
+#: project/templates/_macros.html:1368
 msgid "Please enter a valid time, between 00:00 and 23:59."
 msgstr ""
 
-#: project/templates/_macros.html:1393
+#: project/templates/_macros.html:1396
 #, python-format
 msgid "Just use %(term)s"
 msgstr ""
 
-#: project/templates/_macros.html:1459
+#: project/templates/_macros.html:1462
 msgid "Event suggestion"
 msgstr ""
 
-#: project/templates/_macros.html:1577
+#: project/templates/_macros.html:1580
 msgid "Link copied"
 msgstr ""
 
-#: project/templates/_macros.html:1577
+#: project/templates/_macros.html:1580
 msgid "Copy link"
 msgstr ""
 
-#: project/templates/_macros.html:1607
+#: project/templates/_macros.html:1610
 msgid "Google calendar"
 msgstr ""
 
-#: project/templates/_macros.html:1609
+#: project/templates/_macros.html:1612
 msgid "Apple calendar"
 msgstr ""
 
-#: project/templates/_macros.html:1610
+#: project/templates/_macros.html:1613
 msgid "Yahoo calendar"
 msgstr ""
 
-#: project/templates/_macros.html:1611
+#: project/templates/_macros.html:1614
 msgid "Other calendar"
 msgstr ""
 
-#: project/templates/_macros.html:1796
+#: project/templates/_macros.html:1861
 msgid "Remove event date"
 msgstr ""
 
-#: project/templates/_macros.html:1829 project/templates/event/create.html:180
+#: project/templates/_macros.html:1894 project/templates/event/create.html:204
 #: project/templates/event/update.html:103
-#: project/templates/event_date/list.html:446
+#: project/templates/event_date/list.html:448
 #: project/templates/widget/event_suggestion/create.html:129
 msgid "Enter organizer"
 msgstr ""
 
-#: project/templates/_macros.html:1857
+#: project/templates/_macros.html:1922
 msgid "Enter list name"
 msgstr ""
 
@@ -1666,7 +1666,7 @@ msgstr ""
 msgid "Manage"
 msgstr ""
 
-#: project/templates/home.html:37 project/templates/layout.html:176
+#: project/templates/home.html:37 project/templates/layout.html:181
 #: project/templates/manage/admin_units.html:28
 #: project/templates/manage/verification_requests_outgoing.html:13
 #: project/templates/manage/verification_requests_outgoing_create_select.html:13
@@ -1680,7 +1680,7 @@ msgstr ""
 msgid "Features"
 msgstr ""
 
-#: project/templates/layout.html:170 project/templates/layout.html:218
+#: project/templates/layout.html:175 project/templates/layout.html:223
 #: project/templates/manage/events.html:6
 #: project/templates/manage/events.html:54
 #: project/templates/manage/events_vue.html:4
@@ -1690,18 +1690,18 @@ msgstr ""
 #: project/templates/admin/admin.html:19
 #: project/templates/admin/admin_units.html:4
 #: project/templates/admin/admin_units.html:11
-#: project/templates/layout.html:171 project/templates/layout.html:184
+#: project/templates/layout.html:176 project/templates/layout.html:189
 #: project/templates/manage/admin_units.html:3
 #: project/templates/manage/admin_units.html:26
 #: project/templates/organization/main.html:4
 msgid "Organizations"
 msgstr ""
 
-#: project/templates/layout.html:172
+#: project/templates/layout.html:177
 msgid "Planning"
 msgstr ""
 
-#: project/templates/layout.html:185 project/templates/layout.html:297
+#: project/templates/layout.html:190 project/templates/layout.html:302
 #: project/templates/oauth2_client/list.html:10
 #: project/templates/oauth2_client/read.html:10
 #: project/templates/oauth2_token/list.html:10 project/templates/profile.html:4
@@ -1714,100 +1714,100 @@ msgstr ""
 #: project/templates/admin/email.html:65
 #: project/templates/admin/newsletter.html:92
 #: project/templates/admin/settings.html:10
-#: project/templates/admin/users.html:10 project/templates/layout.html:189
+#: project/templates/admin/users.html:10 project/templates/layout.html:194
 msgid "Admin"
 msgstr ""
 
-#: project/templates/layout.html:193
+#: project/templates/layout.html:198
 msgid "Logout"
 msgstr ""
 
-#: project/templates/layout.html:224
+#: project/templates/layout.html:229
 msgid "Show events"
 msgstr ""
 
 #: project/templates/event/create.html:5
-#: project/templates/event/create.html:225 project/templates/layout.html:225
+#: project/templates/event/create.html:249 project/templates/layout.html:230
 #: project/templates/manage/events.html:55
 #: project/templates/manage/organizers.html:38
 msgid "Create event"
 msgstr ""
 
-#: project/templates/layout.html:226
+#: project/templates/layout.html:231
 msgid "Import event"
 msgstr ""
 
-#: project/templates/layout.html:228
+#: project/templates/layout.html:233
 #: project/templates/manage/event_lists.html:4
 msgid "Event lists"
 msgstr ""
 
-#: project/templates/layout.html:231
+#: project/templates/layout.html:236
 msgid "Review suggestions"
 msgstr ""
 
-#: project/templates/layout.html:241
+#: project/templates/layout.html:246
 #: project/templates/manage/references_incoming.html:5
 #: project/templates/manage/references_outgoing.html:5
 msgid "References"
 msgstr ""
 
-#: project/templates/layout.html:247
+#: project/templates/layout.html:252
 #: project/templates/manage/references_incoming.html:9
 msgid "Incoming references"
 msgstr ""
 
-#: project/templates/layout.html:248
+#: project/templates/layout.html:253
 #: project/templates/manage/references_outgoing.html:9
 msgid "Outgoing references"
 msgstr ""
 
-#: project/templates/layout.html:250
+#: project/templates/layout.html:255
 #: project/templates/manage/reference_requests_incoming.html:9
 msgid "Incoming reference requests"
 msgstr ""
 
-#: project/templates/layout.html:255
+#: project/templates/layout.html:260
 #: project/templates/manage/reference_requests_outgoing.html:9
 msgid "Outgoing reference requests"
 msgstr ""
 
-#: project/templates/layout.html:267
+#: project/templates/layout.html:272
 #: project/templates/manage/verification_requests_outgoing.html:5
 #: project/templates/manage/verification_requests_outgoing.html:10
 msgid "Outgoing verification requests"
 msgstr ""
 
-#: project/templates/layout.html:271 project/templates/manage/organizers.html:5
+#: project/templates/layout.html:276 project/templates/manage/organizers.html:5
 #: project/templates/manage/organizers.html:10
 #: project/templates/organizer/main.html:4
 msgid "Organizers"
 msgstr ""
 
 #: project/templates/event_place/list.html:3
-#: project/templates/event_place/list.html:7 project/templates/layout.html:272
+#: project/templates/event_place/list.html:7 project/templates/layout.html:277
 #: project/templates/manage/places.html:5
 #: project/templates/manage/places.html:10
 msgid "Places"
 msgstr ""
 
-#: project/templates/layout.html:274 project/templates/manage/members.html:5
+#: project/templates/layout.html:279 project/templates/manage/members.html:5
 #: project/templates/manage/members.html:28
 #: project/templates/verification_request/review.html:54
 msgid "Members"
 msgstr ""
 
-#: project/templates/layout.html:275 project/templates/manage/relations.html:4
+#: project/templates/layout.html:280 project/templates/manage/relations.html:4
 msgid "Relations"
 msgstr ""
 
-#: project/templates/layout.html:279
+#: project/templates/layout.html:284
 #: project/templates/manage/verification_requests_incoming.html:5
 #: project/templates/manage/verification_requests_incoming.html:9
 msgid "Incoming verification requests"
 msgstr ""
 
-#: project/templates/layout.html:287
+#: project/templates/layout.html:292
 #: project/templates/manage/admin_units.html:17
 #: project/templates/manage/organization_invitations.html:4
 #: project/templates/user/organization_invitations.html:4
@@ -1819,33 +1819,33 @@ msgstr ""
 #: project/templates/admin/settings.html:11
 #: project/templates/admin_unit/update.html:6
 #: project/templates/admin_unit/update.html:30
-#: project/templates/layout.html:291 project/templates/manage/widgets.html:11
+#: project/templates/layout.html:296 project/templates/manage/widgets.html:11
 #: project/templates/manage/widgets.html:15 project/templates/profile.html:32
 msgid "Settings"
 msgstr ""
 
-#: project/templates/layout.html:292 project/templates/manage/export.html:3
+#: project/templates/layout.html:297 project/templates/manage/export.html:3
 #: project/templates/manage/export.html:63
 msgid "Export"
 msgstr ""
 
-#: project/templates/layout.html:294
+#: project/templates/layout.html:299
 #: project/templates/manage/custom_widgets.html:13
 msgid "Custom widgets"
 msgstr ""
 
-#: project/templates/layout.html:295 project/templates/manage/reviews.html:10
+#: project/templates/layout.html:300 project/templates/manage/reviews.html:10
 #: project/templates/manage/widgets.html:5
 #: project/templates/manage/widgets.html:9
 msgid "Widgets"
 msgstr ""
 
-#: project/templates/layout.html:307
+#: project/templates/layout.html:312
 msgid "Switch organization"
 msgstr ""
 
 #: project/templates/developer/read.html:4
-#: project/templates/developer/read.html:8 project/templates/layout.html:354
+#: project/templates/developer/read.html:8 project/templates/layout.html:359
 #: project/templates/profile.html:45
 msgid "Developer"
 msgstr ""
@@ -1933,12 +1933,12 @@ msgstr ""
 
 #: project/templates/admin_unit/create.html:51
 #: project/templates/admin_unit/update.html:67
-#: project/templates/event/create.html:351
+#: project/templates/event/create.html:375
 #: project/templates/event/update.html:208
-#: project/templates/event_place/create.html:57
-#: project/templates/event_place/update.html:57
-#: project/templates/organizer/create.html:56
-#: project/templates/organizer/update.html:56
+#: project/templates/event_place/create.html:58
+#: project/templates/event_place/update.html:58
+#: project/templates/organizer/create.html:57
+#: project/templates/organizer/update.html:57
 msgid "Additional information"
 msgstr ""
 
@@ -2199,45 +2199,45 @@ msgstr ""
 msgid "Add event to list"
 msgstr ""
 
-#: project/templates/event/create.html:90
+#: project/templates/event/create.html:114
 #: project/templates/event/update.html:76
 #: project/templates/widget/event_suggestion/create.html:104
 msgid "Enter place or address"
 msgstr ""
 
-#: project/templates/event/create.html:244
+#: project/templates/event/create.html:268
 #: project/templates/event/update.html:136
 msgid "Event dates"
 msgstr ""
 
-#: project/templates/event/create.html:251
+#: project/templates/event/create.html:275
 #: project/templates/event/update.html:143
 msgid "Add event date"
 msgstr ""
 
-#: project/templates/event/create.html:278
+#: project/templates/event/create.html:302
 msgid "Switch to organizer search"
 msgstr ""
 
-#: project/templates/event/create.html:313
+#: project/templates/event/create.html:337
 msgid "Switch to place search"
 msgstr ""
 
-#: project/templates/event/create.html:324
+#: project/templates/event/create.html:348
 #: project/templates/event/update.html:181
 msgid "Access"
 msgstr ""
 
-#: project/templates/event/create.html:338
+#: project/templates/event/create.html:362
 #: project/templates/event/update.html:195
 msgid "Target group"
 msgstr ""
 
-#: project/templates/event/create.html:378
+#: project/templates/event/create.html:402
 msgid "References are important for the visibility of your events."
 msgstr ""
 
-#: project/templates/event/create.html:379
+#: project/templates/event/create.html:403
 msgid "Select organizations to display your event on their calendars."
 msgstr ""
 
@@ -2253,7 +2253,7 @@ msgid "Reference event \"%(name)s\""
 msgstr ""
 
 #: project/templates/event/reference_request.html:47
-#: project/templates/event_date/list.html:416
+#: project/templates/event_date/list.html:418
 msgid "Enter organization"
 msgstr ""
 
@@ -2278,17 +2278,17 @@ msgstr ""
 msgid "Referenced"
 msgstr ""
 
-#: project/templates/event_date/list.html:483
+#: project/templates/event_date/list.html:485
 #: project/templates/manage/events.html:87
 msgid "Created at"
 msgstr ""
 
-#: project/templates/event_date/list.html:497
+#: project/templates/event_date/list.html:498
 #: project/templates/manage/events.html:97
 msgid "More filters"
 msgstr ""
 
-#: project/templates/event_date/list.html:498
+#: project/templates/event_date/list.html:499
 msgid "Map view"
 msgstr ""
 
@@ -2741,23 +2741,31 @@ msgstr ""
 msgid "Event review status updated"
 msgstr ""
 
-#: project/views/js.py:30
+#: project/views/js.py:33
 msgid "Short name is already taken"
 msgstr ""
 
-#: project/views/js.py:47
+#: project/views/js.py:52
 msgid "Name is already taken"
 msgstr ""
 
-#: project/views/js.py:61
+#: project/views/js.py:76
+msgid "A place already exists with this name."
+msgstr ""
+
+#: project/views/js.py:100
+msgid "An organizer already exists with this name."
+msgstr ""
+
+#: project/views/js.py:114
 msgid "An account already exists with this email."
 msgstr ""
 
-#: project/views/js.py:105
+#: project/views/js.py:158
 msgid "Places of organization"
 msgstr ""
 
-#: project/views/js.py:113
+#: project/views/js.py:166
 msgid "Places of Google Maps"
 msgstr ""
 
diff --git a/project/views/js.py b/project/views/js.py
index b7a2b8e..6fc7c0f 100644
--- a/project/views/js.py
+++ b/project/views/js.py
@@ -4,11 +4,12 @@ from flask_babel import gettext
 from flask_cors import cross_origin
 from flask_security import url_for_security
 from flask_security.utils import localize_callback
+from sqlalchemy import func
 
 from project import app, csrf
 from project.api.custom_widget.schemas import CustomWidgetSchema
 from project.maputils import find_gmaps_places, get_gmaps_place
-from project.models import AdminUnit, CustomWidget
+from project.models import AdminUnit, CustomWidget, EventOrganizer, EventPlace
 from project.services.place import get_event_places
 from project.services.user import find_user_by_email
 from project.utils import get_place_str
@@ -22,7 +23,9 @@ def js_check_org_short_name():
     admin_unit_id = (
         int(request.form["admin_unit_id"]) if "admin_unit_id" in request.form else -1
     )
-    organization = AdminUnit.query.filter(AdminUnit.short_name == short_name).first()
+    organization = AdminUnit.query.filter(
+        func.lower(AdminUnit.short_name) == short_name.lower()
+    ).first()
 
     if not organization or organization.id == admin_unit_id:
         return jsonify(True)
@@ -39,7 +42,9 @@ def js_check_org_name():
     admin_unit_id = (
         int(request.form["admin_unit_id"]) if "admin_unit_id" in request.form else -1
     )
-    organization = AdminUnit.query.filter(AdminUnit.name == name).first()
+    organization = AdminUnit.query.filter(
+        func.lower(AdminUnit.name) == name.lower()
+    ).first()
 
     if not organization or organization.id == admin_unit_id:
         return jsonify(True)
@@ -48,6 +53,54 @@ def js_check_org_name():
     return jsonify(error)
 
 
+@app.route("/js/check/event_place/name", methods=["POST"])
+def js_check_event_place_name():
+    csrf.protect()
+
+    name = request.form["name"]
+    admin_unit_id = (
+        int(request.form["admin_unit_id"]) if "admin_unit_id" in request.form else -1
+    )
+    event_place_id = (
+        int(request.form["event_place_id"]) if "event_place_id" in request.form else -1
+    )
+    event_place = (
+        EventPlace.query.filter(EventPlace.admin_unit_id == admin_unit_id)
+        .filter(func.lower(EventPlace.name) == name.lower())
+        .first()
+    )
+
+    if not event_place or event_place.id == event_place_id:
+        return jsonify(True)
+
+    error = gettext("A place already exists with this name.")
+    return jsonify(error)
+
+
+@app.route("/js/check/organizer/name", methods=["POST"])
+def js_check_organizer_name():
+    csrf.protect()
+
+    name = request.form["name"]
+    admin_unit_id = (
+        int(request.form["admin_unit_id"]) if "admin_unit_id" in request.form else -1
+    )
+    organizer_id = (
+        int(request.form["organizer_id"]) if "organizer_id" in request.form else -1
+    )
+    organizer = (
+        EventOrganizer.query.filter(EventOrganizer.admin_unit_id == admin_unit_id)
+        .filter(func.lower(EventOrganizer.name) == name.lower())
+        .first()
+    )
+
+    if not organizer or organizer.id == organizer_id:
+        return jsonify(True)
+
+    error = gettext("An organizer already exists with this name.")
+    return jsonify(error)
+
+
 @app.route("/js/check/register/email", methods=["POST"])
 def js_check_register_email():
     csrf.protect()
diff --git a/tests/views/test_js.py b/tests/views/test_js.py
index 3510636..6647e2b 100644
--- a/tests/views/test_js.py
+++ b/tests/views/test_js.py
@@ -2,7 +2,7 @@ from tests.seeder import Seeder
 from tests.utils import UtilActions
 
 
-def test_js_check_org_short_name(client, seeder, utils: UtilActions):
+def test_js_check_org_short_name(client, seeder: Seeder, utils: UtilActions):
     seeder.create_user(admin=True)
     utils.login()
 
@@ -18,10 +18,10 @@ def test_js_check_org_short_name(client, seeder, utils: UtilActions):
             },
         )
         utils.assert_response_ok(response)
-        assert response.json
+        assert response.json is True
 
 
-def test_js_check_org_short_name_exists(client, seeder, utils):
+def test_js_check_org_short_name_exists(client, seeder: Seeder, utils: UtilActions):
     seeder.create_user(admin=True)
     user_id = utils.login()
     seeder.create_admin_unit(user_id, "Meine Crew")
@@ -41,7 +41,7 @@ def test_js_check_org_short_name_exists(client, seeder, utils):
         assert response.json == "Der Kurzname ist bereits vergeben"
 
 
-def test_js_check_org_name(client, seeder, utils):
+def test_js_check_org_name(client, seeder: Seeder, utils: UtilActions):
     seeder.create_user(admin=True)
     utils.login()
 
@@ -57,10 +57,10 @@ def test_js_check_org_name(client, seeder, utils):
             },
         )
         utils.assert_response_ok(response)
-        assert response.json
+        assert response.json is True
 
 
-def test_js_check_org_name_exists(client, seeder, utils):
+def test_js_check_org_name_exists(client, seeder: Seeder, utils: UtilActions):
     seeder.create_user(admin=True)
     user_id = utils.login()
     seeder.create_admin_unit(user_id, "Meine Crew")
@@ -80,7 +80,87 @@ def test_js_check_org_name_exists(client, seeder, utils):
         assert response.json == "Der Name ist bereits vergeben"
 
 
-def test_js_js_check_register_email(client, seeder, utils):
+def test_js_check_event_place_name(client, seeder: Seeder, utils: UtilActions):
+    user_id, admin_unit_id = seeder.setup_base(admin=True)
+    seeder.upsert_default_event_place(admin_unit_id)
+
+    url = utils.get_url("manage_admin_unit_places_create", id=admin_unit_id)
+    response = utils.get(url)
+
+    with client:
+        url = utils.get_url("js_check_event_place_name")
+        response = utils.post_form_data(
+            url,
+            {
+                "admin_unit_id": admin_unit_id,
+                "name": "Meine Crew 2",
+            },
+        )
+        utils.assert_response_ok(response)
+        assert response.json is True
+
+
+def test_js_check_event_place_name_exists(client, seeder: Seeder, utils: UtilActions):
+    user_id, admin_unit_id = seeder.setup_base(admin=True)
+    seeder.upsert_default_event_place(admin_unit_id)
+
+    url = utils.get_url("manage_admin_unit_places_create", id=admin_unit_id)
+    response = utils.get(url)
+
+    with client:
+        url = utils.get_url("js_check_event_place_name")
+        response = utils.post_form_data(
+            url,
+            {
+                "admin_unit_id": admin_unit_id,
+                "name": "Meine Crew",
+            },
+        )
+        utils.assert_response_ok(response)
+        assert response.json == "Mit diesem Namen existiert bereits ein Ort."
+
+
+def test_js_check_organizer_name(client, seeder: Seeder, utils: UtilActions):
+    user_id, admin_unit_id = seeder.setup_base(admin=True)
+    seeder.upsert_default_event_place(admin_unit_id)
+
+    url = utils.get_url("manage_admin_unit_organizer_create", id=admin_unit_id)
+    response = utils.get(url)
+
+    with client:
+        url = utils.get_url("js_check_organizer_name")
+        response = utils.post_form_data(
+            url,
+            {
+                "admin_unit_id": admin_unit_id,
+                "name": "Meine Crew 2",
+            },
+        )
+        utils.assert_response_ok(response)
+        assert response.json is True
+
+
+def test_js_check_organizer_name_exists(client, seeder: Seeder, utils: UtilActions):
+    user_id, admin_unit_id = seeder.setup_base(admin=True)
+    seeder.upsert_default_event_place(admin_unit_id)
+
+    url = utils.get_url("manage_admin_unit_organizer_create", id=admin_unit_id)
+    response = utils.get(url)
+
+    with client:
+        url = utils.get_url("js_check_organizer_name")
+        response = utils.post_form_data(
+            url,
+            {
+                "admin_unit_id": admin_unit_id,
+                "name": "Meine Crew",
+            },
+        )
+        utils.assert_response_ok(response)
+        assert response.json == "Mit diesem Namen existiert bereits ein Veranstalter."
+
+
+def test_js_js_check_register_email(client, seeder: Seeder, utils: UtilActions):
     url = utils.get_url("security.register")
     response = utils.get(url)
 
@@ -93,10 +173,10 @@ def test_js_js_check_register_email(client, seeder, utils):
             },
         )
         utils.assert_response_ok(response)
-        assert response.json
+        assert response.json is True
 
 
-def test_js_js_check_register_email_exists(client, seeder, utils):
+def test_js_js_check_register_email_exists(client, seeder: Seeder, utils: UtilActions):
     seeder.create_user()
     url = utils.get_url("security.register")
     response = utils.get(url)

From c1b8fd25d861d4a5d9d5c7799de74c64ca59f623 Mon Sep 17 00:00:00 2001
From: Daniel Grams <grams.daniel@gmail.com>
Date: Wed, 30 Aug 2023 20:42:03 +0200
Subject: [PATCH 2/2] Existing place and organizer hint #538

---
 project/templates/_macros.html | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/project/templates/_macros.html b/project/templates/_macros.html
index 5457357..311ee0d 100644
--- a/project/templates/_macros.html
+++ b/project/templates/_macros.html
@@ -1631,6 +1631,7 @@ $('#allday').on('change', function() {
             remote: {
               url: "{{ url_for('js_check_event_place_name') }}",
               type: "post",
+              async: false,
               data: {
                 admin_unit_id: function() {
                   return "{{ admin_unit.id }}";
@@ -1662,6 +1663,7 @@ $('#allday').on('change', function() {
             remote: {
               url: "{{ url_for('js_check_organizer_name') }}",
               type: "post",
+              async: false,
               data: {
                 admin_unit_id: function() {
                   return "{{ admin_unit.id }}";