1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 | import re import uuid from sqlalchemy import Table, Column, MetaData, ForeignKey from sqlalchemy import types from sqlalchemy.sql import select from sqlalchemy.orm import mapper, relation from sqlalchemy import func import ckan.model as model from ckan.lib.base import * log = __import__('logging').getLogger(__name__) def make_uuid(): return unicode(uuid.uuid4()) metadata = MetaData() class GA_Url(object): def __init__(self, **kwargs): for k,v in kwargs.items(): setattr(self, k, v) url_table = Table('ga_url', metadata, Column('id', types.UnicodeText, primary_key=True, default=make_uuid), Column('period_name', types.UnicodeText), Column('period_complete_day', types.Integer), Column('pageviews', types.UnicodeText), Column('visits', types.UnicodeText), Column('url', types.UnicodeText), Column('department_id', types.UnicodeText), Column('package_id', types.UnicodeText), ) mapper(GA_Url, url_table) class GA_Stat(object): def __init__(self, **kwargs): for k,v in kwargs.items(): setattr(self, k, v) stat_table = Table('ga_stat', metadata, Column('id', types.UnicodeText, primary_key=True, default=make_uuid), Column('period_name', types.UnicodeText), Column('period_complete_day', types.UnicodeText), Column('stat_name', types.UnicodeText), Column('key', types.UnicodeText), Column('value', types.UnicodeText), ) mapper(GA_Stat, stat_table) class GA_Publisher(object): def __init__(self, **kwargs): for k,v in kwargs.items(): setattr(self, k, v) pub_table = Table('ga_publisher', metadata, Column('id', types.UnicodeText, primary_key=True, default=make_uuid), Column('period_name', types.UnicodeText), Column('publisher_name', types.UnicodeText), Column('views', types.UnicodeText), Column('visits', types.UnicodeText), Column('toplevel', types.Boolean, default=False), Column('subpublishercount', types.Integer, default=0), Column('parent', types.UnicodeText), ) mapper(GA_Publisher, pub_table) class GA_ReferralStat(object): def __init__(self, **kwargs): for k,v in kwargs.items(): setattr(self, k, v) referrer_table = Table('ga_referrer', metadata, Column('id', types.UnicodeText, primary_key=True, default=make_uuid), Column('period_name', types.UnicodeText), Column('source', types.UnicodeText), Column('url', types.UnicodeText), Column('count', types.Integer), ) mapper(GA_ReferralStat, referrer_table) def init_tables(): metadata.create_all(model.meta.engine) cached_tables = {} def get_table(name): if name not in cached_tables: meta = MetaData() meta.reflect(bind=model.meta.engine) table = meta.tables[name] cached_tables[name] = table return cached_tables[name] def _normalize_url(url): '''Strip off the hostname etc. Do this before storing it. >>> normalize_url('http://data.gov.uk/dataset/weekly_fuel_prices') '/dataset/weekly_fuel_prices' ''' return '/' + '/'.join(url.split('/')[3:]) def _get_package_and_publisher(url): # e.g. /dataset/fuel_prices # e.g. /dataset/fuel_prices/resource/e63380d4 dataset_match = re.match('/dataset/([^/]+)(/.*)?', url) if dataset_match: dataset_ref = dataset_match.groups()[0] dataset = model.Package.get(dataset_ref) if dataset: publisher_groups = dataset.get_groups('publisher') if publisher_groups: return dataset_ref,publisher_groups[0].name return dataset_ref, None else: publisher_match = re.match('/publisher/([^/]+)(/.*)?', url) if publisher_match: return None, publisher_match.groups()[0] return None, None def update_sitewide_stats(period_name, stat_name, data, period_complete_day): for k,v in data.iteritems(): item = model.Session.query(GA_Stat).\ filter(GA_Stat.period_name==period_name).\ filter(GA_Stat.key==k).\ filter(GA_Stat.stat_name==stat_name).first() if item: item.period_name = period_name item.key = k item.value = v item.period_complete_day = period_complete_day model.Session.add(item) else: # create the row values = {'id': make_uuid(), 'period_name': period_name, 'period_complete_day': period_complete_day, 'key': k, 'value': v, 'stat_name': stat_name } model.Session.add(GA_Stat(**values)) model.Session.commit() def pre_update_url_stats(period_name): log.debug("Deleting '%s' records" % period_name) model.Session.query(GA_Url).\ filter(GA_Url.period_name==period_name).delete() count = model.Session.query(GA_Url).\ filter(GA_Url.period_name == 'All').count() log.debug("Deleting %d 'All' records" % count) count = model.Session.query(GA_Url).\ filter(GA_Url.period_name == 'All').delete() log.debug("Deleted %d 'All' records" % count) model.Session.flush() model.Session.commit() model.repo.commit_and_remove() def update_url_stats(period_name, period_complete_day, url_data): ''' Given a list of urls and number of hits for each during a given period, stores them in GA_Url under the period and recalculates the totals for the 'All' period. ''' for url, views, visits in url_data: package, publisher = _get_package_and_publisher(url) item = model.Session.query(GA_Url).\ filter(GA_Url.period_name==period_name).\ filter(GA_Url.url==url).first() if item: item.pageviews = item.pageviews + views item.visits = item.visits + visits if not item.package_id: item.package_id = package if not item.department_id: item.department_id = publisher model.Session.add(item) else: values = {'id': make_uuid(), 'period_name': period_name, 'period_complete_day': period_complete_day, 'url': url, 'pageviews': views, 'visits': visits, 'department_id': publisher, 'package_id': package } model.Session.add(GA_Url(**values)) model.Session.commit() if package: old_pageviews, old_visits = 0, 0 old = model.Session.query(GA_Url).\ filter(GA_Url.period_name=='All').\ filter(GA_Url.url==url).all() old_pageviews = sum([int(o.pageviews) for o in old]) old_visits = sum([int(o.visits) for o in old]) entries = model.Session.query(GA_Url).\ filter(GA_Url.period_name!='All').\ filter(GA_Url.url==url).all() values = {'id': make_uuid(), 'period_name': 'All', 'period_complete_day': 0, 'url': url, 'pageviews': sum([int(e.pageviews) for e in entries]) + int(old_pageviews), 'visits': sum([int(e.visits or 0) for e in entries]) + int(old_visits), 'department_id': publisher, 'package_id': package } model.Session.add(GA_Url(**values)) model.Session.commit() def update_social(period_name, data): # Clean up first. model.Session.query(GA_ReferralStat).\ filter(GA_ReferralStat.period_name==period_name).delete() for url,data in data.iteritems(): for entry in data: source = entry[0] count = entry[1] item = model.Session.query(GA_ReferralStat).\ filter(GA_ReferralStat.period_name==period_name).\ filter(GA_ReferralStat.source==source).\ filter(GA_ReferralStat.url==url).first() if item: item.count = item.count + count model.Session.add(item) else: # create the row values = {'id': make_uuid(), 'period_name': period_name, 'source': source, 'url': url, 'count': count, } model.Session.add(GA_ReferralStat(**values)) model.Session.commit() def update_publisher_stats(period_name): """ Updates the publisher stats from the data retrieved for /dataset/* and /publisher/*. Will run against each dataset and generates the totals for the entire tree beneath each publisher. """ toplevel = get_top_level() publishers = model.Session.query(model.Group).\ filter(model.Group.type=='publisher').\ filter(model.Group.state=='active').all() for publisher in publishers: views, visits, subpub = update_publisher(period_name, publisher, publisher.name) parent, parents = '', publisher.get_groups('publisher') if parents: parent = parents[0].name item = model.Session.query(GA_Publisher).\ filter(GA_Publisher.period_name==period_name).\ filter(GA_Publisher.publisher_name==publisher.name).first() if item: item.views = views item.visits = visits item.publisher_name = publisher.name item.toplevel = publisher in toplevel item.subpublishercount = subpub item.parent = parent model.Session.add(item) else: # create the row values = {'id': make_uuid(), 'period_name': period_name, 'publisher_name': publisher.name, 'views': views, 'visits': visits, 'toplevel': publisher in toplevel, 'subpublishercount': subpub, 'parent': parent } model.Session.add(GA_Publisher(**values)) model.Session.commit() def update_publisher(period_name, pub, part=''): views,visits,subpub = 0, 0, 0 for publisher in go_down_tree(pub): subpub = subpub + 1 items = model.Session.query(GA_Url).\ filter(GA_Url.period_name==period_name).\ filter(GA_Url.department_id==publisher.name).all() for item in items: views = views + int(item.pageviews) visits = visits + int(item.visits) return views, visits, (subpub-1) def get_top_level(): '''Returns the top level publishers.''' return model.Session.query(model.Group).\ outerjoin(model.Member, model.Member.table_id == model.Group.id and \ model.Member.table_name == 'group' and \ model.Member.state == 'active').\ filter(model.Member.id==None).\ filter(model.Group.type=='publisher').\ order_by(model.Group.name).all() def get_children(publisher): '''Finds child publishers for the given publisher (object). (Not recursive)''' from ckan.model.group import HIERARCHY_CTE return model.Session.query(model.Group).\ from_statement(HIERARCHY_CTE).params(id=publisher.id, type='publisher').\ all() def go_down_tree(publisher): '''Provided with a publisher object, it walks down the hierarchy and yields each publisher, including the one you supply.''' yield publisher for child in get_children(publisher): for grandchild in go_down_tree(child): yield grandchild def delete(period_name): ''' Deletes table data for the specified period, or specify 'all' for all periods. ''' for object_type in (GA_Url, GA_Stat, GA_Publisher, GA_ReferralStat): q = model.Session.query(object_type) if period_name != 'All': q = q.filter_by(period_name=period_name) q.delete() model.repo.commit_and_remove() def get_score_for_dataset(dataset_name): ''' Returns a "current popularity" score for a dataset, based on how many views it has had recently. ''' import datetime now = datetime.datetime.now() last_month = now - datetime.timedelta(days=30) period_names = ['%s-%02d' % (last_month.year, last_month.month), '%s-%02d' % (now.year, now. |