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Add get method to retrieve cached reports

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This commit is contained in:
Alejandro Avilés 2014-10-10 16:30:06 +02:00
parent c2b6429868
commit 8f4354c09a
1 changed files with 22 additions and 21 deletions
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43
piwik/indico_piwik/reports.py
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@ -32,6 +32,28 @@ class ReportBase(Serializer):
self._build_report(**report_params)
self.timestamp = utc2server(nowutc(), naive=False)
@property
def event(self):
return ConferenceHolder().getById(self.event_id)
@classmethod
def get(cls, *args, **kwargs):
"""Create and return a serializable Report object, retrieved from cache if possible"""
from . import PiwikPlugin
if not PiwikPlugin.settings.get('cache_enabled'):
return cls(*args, **kwargs).to_serializable()
cache = GenericCache('Piwik.Report')
key = u'{}-{}-{}'.format(cls.__name__, args, kwargs)
report = cache.get(key)
if not report:
report = cls(*args, **kwargs)
cache.set(key, report, PiwikPlugin.settings.get('cache_ttl'))
return report.to_serializable()
def _build_report(self):
"""To be overriden"""
pass
@ -72,10 +94,6 @@ class ReportDownloads(ReportBase):
class ReportGeneral(ReportBase):
__public__ = ['event_id', 'contrib_id', 'start_date', 'end_date', 'metrics', 'contributions', 'timestamp']
@property
def event(self):
return ConferenceHolder().getById(self.event_id)
def _build_report(self):
"""Build the report by performing queries to Piwik"""
queries = {'visits': PiwikQueryReportEventMetricVisits(**self.params),
@ -119,20 +137,3 @@ class ReportVisits(ReportBase):
reduced_metrics[date][metric_type] = int(hits)
self.metrics = reduced_metrics
def obtain_report(event_id, contrib_id=None, start_date=None, end_date=None):
"""Return the serialized event report only querying the server when not in cache"""
from . import PiwikPlugin
if not PiwikPlugin.settings.get('cache_enabled'):
return ReportGeneral(event_id, contrib_id, start_date, end_date).to_serializable()
cache = GenericCache('Piwik.ReportCache')
key = '{}-{}-{}-{}'.format(event_id, contrib_id, unicode(start_date), unicode(end_date))
report = cache.get(key)
if not report:
report = ReportGeneral(event_id, contrib_id, start_date, end_date)
cache.set(key, report, PiwikPlugin.settings.get('cache_ttl'))
return report.to_serializable()