def metric():
metric_id = request.args.get('id')
if not metric_id:
abort(jsonify(status=400, message='id parameter required'))
metric = report_util.get_metric(metric_id)
# A metric has a histogram if it is not explicitly disabled.
has_histogram = metric and metric.get('histogram', {}).get('enabled', True)
latest = report_util.get_latest_date(
metric_id) if metric and has_histogram else None
return jsonify(status=200, metric=metric, latest=latest)
def report(report_id):
report = report_util.get_report(report_id)
if not report:
abort(404)
dates = report_util.get_dates()
if not dates:
abort(500)
min_date = report.get('minDate')
max_date = report.get('maxDate')
date_pattern = report.get('datePattern')
max_date_metric = report.get('maxDateMetric')
# TODO: If a report doesn't explicitly have a min/max date,
# but all of its metrics do, take the min/max of the metrics
# and set that as the report's implicit min/max date.
# Omit dates for which this report has no data.
if max_date_metric:
max_date = report_util.get_latest_date(max_date_metric)
if min_date:
dates = dates[:dates.index(min_date) + 1]
if max_date:
dates = dates[dates.index(max_date):]
if date_pattern:
date_pattern = re.compile(date_pattern)
dates = [d for d in dates if date_pattern.match(d)]
report['dates'] = dates
report['lenses'] = report_util.get_lenses()
start = request.args.get('start')
end = request.args.get('end')
# Canonicalize single-date formats.
if end and not start:
start, end = end, start
# Canonicalize aliases.
if start == 'latest':
start = dates[0]
elif start == 'earliest':
start = dates[-1]
if end == 'latest':
end = dates[0]
elif end == 'earliest':
end = dates[-1]
# This is longhand for the snapshot (histogram) view.
if start == end:
end = None
# This is shorthand for the trends (timeseries) view.
if not start and not end:
# The default date range is 24 crawls (1 year).
# May be shorter if the report's minimum date is more recent.
start = dates[min(24, len(dates) - 1)]
end = dates[0]
if start and start not in dates:
abort(400)
if end and end not in dates:
abort(400)
viz = report_util.VizTypes.HISTOGRAM if (start and not end) else report_util.VizTypes.TIMESERIES
if viz == report_util.VizTypes.TIMESERIES and report.get('timeseries') and not report.get('timeseries').get('enabled'):
end = None
viz = report_util.VizTypes.HISTOGRAM
# The default for histograms should be the latest date.
if not request.args.get('start'):
start = dates[0]
lens_id = get_lens_id(request)
lens = report_util.get_lens(lens_id)
if lens:
report['lens'] = lens
report['view'] = get_report_view(report, request)
# Determine which metrics should be enabled for this report.
for metric in report['metrics']:
# Get a list of reports that also contain this metric.
metric['similar_reports'] = report_util.get_similar_reports(metric['id'], report_id)
# Mark the lens used for this metric, if applicable.
if lens:
metric['lens'] = lens
metric[viz] = metric.get(viz, {})
enabled = metric[viz].get('enabled', True)
min_date = metric[viz].get('minDate', start)
max_date = metric[viz].get('maxDate', end)
# Disabled metrics should stay that way.
if not enabled:
continue
# Disable the metric if it start/end is outside of the min/max window.
enabled = start >= min_date
if max_date and enabled:
enabled = start <= max_date
if end and enabled:
enabled = end <= max_date
metric[viz]['enabled'] = enabled
if not request.script_root:
request.script_root = url_for('report', report_id=report_id, _external=True)
# Return as JSON if requested.
if get_format(request) == 'json':
return jsonify(status=200, report=report, start=start, end=end, viz=viz)
return render_template('report/%s.html' % viz,
viz=viz,
reports=report_util.get_reports(),
report=report,
start=start,
end=end)