[403] Rickshaw graph always renders all series, no matter which month is selected.
[ckanext-ga-report.git] / ckanext / ga_report / helpers.py
Ross Jones

David Read
Ross Jones

David Read
Ross Jones
Ross Jones

Ross Jones

Ross Jones



















Ross Jones
David Read
Ross Jones
David Read


Ross Jones
David Read




David Read
David Read
David Read
David Read





David Read





David Read

David Read

David Read


David Read

David Read

David Read

David Read







David Read
Ross Jones
Ross Jones
Ross Jones




Ross Jones


David Read
Ross Jones

Ross Jones




Ross Jones



Ross Jones
Ross Jones
Ross Jones

Ross Jones



Ross Jones


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import logging
import operator
 
import ckan.lib.base as base
import ckan.model as model
from ckan.logic import get_action
 
from ckanext.ga_report.ga_model import GA_Url, GA_Publisher
from ckanext.ga_report.controller import _get_publishers
_log = logging.getLogger(__name__)
 
def popular_datasets(count=10):
    import random
 
    publisher = None
    publishers = _get_publishers(30)
    total = len(publishers)
    while not publisher or not datasets:
        rand = random.randrange(0, total)
        publisher = publishers[rand][0]
        if not publisher.state == 'active':
            publisher = None
            continue
        datasets = _datasets_for_publisher(publisher, 10)[:count]
 
    ctx = {
        'datasets': datasets,
        'publisher': publisher
    }
    return base.render_snippet('ga_report/ga_popular_datasets.html', **ctx)
 
def single_popular_dataset(top=20):
    '''Returns a random dataset from the most popular ones.
 
    :param top: the number of top datasets to select from
    '''
    import random
 
    top_datasets = model.Session.query(GA_Url).\
                   filter(GA_Url.url.like('/dataset/%')).\
                   order_by('ga_url.pageviews::int desc')
    num_top_datasets = top_datasets.count()
 
    dataset = None
    if num_top_datasets:
        count = 0
        while not dataset:
            rand = random.randrange(0, min(top, num_top_datasets))
            ga_url = top_datasets[rand]
            dataset = model.Package.get(ga_url.url[len('/dataset/'):])
            if dataset and not dataset.state == 'active':
                dataset = None
                count += 1
                if count > 10:
                    break
    if not dataset:
        # fallback
        dataset = model.Session.query(model.Package)\
                  .filter_by(state='active').first()
        if not dataset:
            return None
    dataset_dict = get_action('package_show')({'model': model,
                                               'session': model.Session,
                                               'validate': False},
                                              {'id':dataset.id})
    return dataset_dict
 
def single_popular_dataset_html(top=20):
    dataset_dict = single_popular_dataset(top)
    groups = package.get('groups', [])
    publishers = [ g for g in groups if g.get('type') == 'publisher' ]
    publisher = publishers[0] if publishers else {'name':'', 'title': ''}
    context = {
        'dataset': dataset_dict,
        'publisher': publisher_dict
        }
    return base.render_snippet('ga_report/ga_popular_single.html', **context)
 
 
def most_popular_datasets(publisher, count=20):
 
    if not publisher:
        _log.error("No valid publisher passed to 'most_popular_datasets'")
        return ""
 
    results = _datasets_for_publisher(publisher, count)
 
    ctx = {
        'dataset_count': len(results),
        'datasets': results,
 
        'publisher': publisher
    }
 
    return base.render_snippet('ga_report/publisher/popular.html', **ctx)
 
def _datasets_for_publisher(publisher, count):
    datasets = {}
    entries = model.Session.query(GA_Url).\
        filter(GA_Url.department_id==publisher.name).\
        filter(GA_Url.url.like('/dataset/%')).\
        order_by('ga_url.pageviews::int desc').all()
    for entry in entries:
        if len(datasets) < count:
            p = model.Package.get(entry.url[len('/dataset/'):])
            if not p in datasets:
                datasets[p] = {'views':0, 'visits': 0}
            datasets[p]['views'] = datasets[p]['views'] + int(entry.pageviews)
            datasets[p]['visits'] = datasets[p]['visits'] + int(entry.visits)
 
    results = []
    for k, v in datasets.iteritems():
        results.append((k,v['views'],v['visits']))
 
    return sorted(results, key=operator.itemgetter(1), reverse=True)