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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 | import datetime from pylons import config from sqlalchemy import Table, select, func, and_ import ckan.plugins as p import ckan.model as model cache_enabled = p.toolkit.asbool(config.get('ckanext.stats.cache_enabled', 'True')) if cache_enabled: from pylons import cache our_cache = cache.get_cache('stats', type='dbm') DATE_FORMAT = '%Y-%m-%d' def table(name): return Table(name, model.meta.metadata, autoload=True) def datetime2date(datetime_): return datetime.date(datetime_.year, datetime_.month, datetime_.day) class Stats(object): @classmethod def top_rated_packages(cls, limit=10): # NB Not using sqlalchemy as sqla 0.4 doesn't work using both group_by # and apply_avg package = table('package') rating = table('rating') sql = select([package.c.id, func.avg(rating.c.rating), func.count(rating.c.rating)], from_obj=[package.join(rating)]).\ where(package.c.private == 'f').\ group_by(package.c.id).\ order_by(func.avg(rating.c.rating).desc(), func.count(rating.c.rating).desc()).\ limit(limit) res_ids = model.Session.execute(sql).fetchall() res_pkgs = [(model.Session.query(model.Package).get(unicode(pkg_id)), avg, num) for pkg_id, avg, num in res_ids] return res_pkgs @classmethod def most_edited_packages(cls, limit=10): package_revision = table('package_revision') package = table('package') s = select([package_revision.c.id, func.count(package_revision.c.revision_id)], from_obj=[package_revision.join(package)]).\ where(package.c.private == 'f').\ group_by(package_revision.c.id).\ order_by(func.count(package_revision.c.revision_id).desc()).\ limit(limit) res_ids = model.Session.execute(s).fetchall() res_pkgs = [(model.Session.query(model.Package).get(unicode(pkg_id)), val) for pkg_id, val in res_ids] return res_pkgs @classmethod def largest_groups(cls, limit=10): member = table('member') s = select([member.c.group_id, func.count(member.c.table_id)]).\ group_by(member.c.group_id).\ where(and_(member.c.group_id!=None, member.c.table_name=='package')).\ order_by(func.count(member.c.table_id).desc()).\ limit(limit) res_ids = model.Session.execute(s).fetchall() res_groups = [(model.Session.query(model.Group).get(unicode(group_id)), val) for group_id, val in res_ids] return res_groups @classmethod def by_org(cls, limit=10): group = table('group') package = table('package') s = select([group.c.id, package.c.private, func.count(package.c.private)]).\ group_by(group.c.id, package.c.private).\ order_by(group.c.id).\ limit(limit) res_ids = model.Session.execute(s).fetchall() res_groups = [(model.Session.query(model.Group).get(unicode(group_id)), private, val) for group_id, private, val in res_ids] return res_groups @classmethod def top_tags(cls, limit=10, returned_tag_info='object'): # by package assert returned_tag_info in ('name', 'id', 'object') tag = table('tag') package_tag = table('package_tag') package = table('package') #TODO filter out tags with state=deleted if returned_tag_info == 'name': from_obj = [package_tag.join(tag)] tag_column = tag.c.name else: from_obj = None tag_column = package_tag.c.tag_id s = select([tag_column, func.count(package_tag.c.package_id)], from_obj=from_obj) s = s.group_by(tag_column).\ where(package.c.private == 'f').\ order_by(func.count(package_tag.c.package_id).desc()).\ limit(limit) res_col = model.Session.execute(s).fetchall() if returned_tag_info in ('id', 'name'): return res_col elif returned_tag_info == 'object': res_tags = [(model.Session.query(model.Tag).get(unicode(tag_id)), val) for tag_id, val in res_col] return res_tags @classmethod def top_package_owners(cls, limit=10): package_role = table('package_role') user_object_role = table('user_object_role') package = table('package') # join(package, package_role.c.package_id == package.c.id).\ # where(package.c.private == 'f').\ s = select([user_object_role.c.user_id, func.count(user_object_role.c.role)], from_obj=[user_object_role.join(package_role)]).\ where(user_object_role.c.role==model.authz.Role.ADMIN).\ where(user_object_role.c.user_id!=None).\ group_by(user_object_role.c.user_id).\ order_by(func.count(user_object_role.c.role).desc()).\ limit(limit) res_ids = model.Session.execute(s).fetchall() res_users = [(model.Session.query(model.User).get(unicode(user_id)), val) for user_id, val in res_ids] return res_users @classmethod def summary_stats(cls): connection = model.Session.connection() # select name,role from user_object_role inner join \"user\" on user_object_role.user_id = \"user\".id where name not in ('logged_in','visitor') group by name,role" res = connection.execute("SELECT 'Total Organisations', count(*) from \"group\" where type = 'organization' and state = 'active' union \ select 'Total Datasets', count(*) from package where state='active' or state='draft' or state='draft-complete' union \ select 'Total Data Files/Resources', count(*) from resource where state='active'").fetchall(); return res @classmethod def activity_counts(cls): connection = model.Session.connection() res = connection.execute("select to_char(timestamp, 'YYYY-MM') as month,activity_type, count(*) from activity group by month, activity_type order by month;").fetchall(); return res class RevisionStats(object): @classmethod def package_addition_rate(cls, weeks_ago=0): week_commenced = cls.get_date_weeks_ago(weeks_ago) return cls.get_objects_in_a_week(week_commenced, type_='package_addition_rate') @classmethod def package_revision_rate(cls, weeks_ago=0): week_commenced = cls.get_date_weeks_ago(weeks_ago) return cls.get_objects_in_a_week(week_commenced, type_='package_revision_rate') @classmethod def get_date_weeks_ago(cls, weeks_ago): ''' @param weeks_ago: specify how many weeks ago to give count for (0 = this week so far) ''' date_ = datetime.date.today() return date_ - datetime.timedelta(days= datetime.date.weekday(date_) + 7 * weeks_ago) @classmethod def get_week_dates(cls, weeks_ago): ''' @param weeks_ago: specify how many weeks ago to give count for (0 = this week so far) ''' package_revision = table('package_revision') revision = table('revision') today = datetime.date.today() date_from = datetime.datetime(today.year, today.month, today.day) -\ datetime.timedelta(days=datetime.date.weekday(today) + \ 7 * weeks_ago) date_to = date_from + datetime.timedelta(days=7) return (date_from, date_to) @classmethod def get_date_week_started(cls, date_): assert isinstance(date_, datetime.date) if isinstance(date_, datetime.datetime): date_ = datetime2date(date_) return date_ - datetime.timedelta(days=datetime.date.weekday(date_)) @classmethod def get_package_revisions(cls): ''' @return: Returns list of revisions and date of them, in format: [(id, date), ...] ''' package_revision = table('package_revision') revision = table('revision') s = select([package_revision.c.id, revision.c.timestamp], from_obj=[package_revision.join(revision)]).order_by(revision.c.timestamp) res = model.Session.execute(s).fetchall() # [(id, datetime), ...] return res @classmethod def get_new_packages(cls): ''' @return: Returns list of new pkgs and date when they were created, in format: [(id, date_ordinal), ...] ''' def new_packages(): # Can't filter by time in select because 'min' function has to # be 'for all time' else you get first revision in the time period. package_revision = table('package_revision') revision = table('revision') package = table('package') s = select([package_revision.c.id, func.min(revision.c.timestamp)], from_obj=[package_revision.join(revision)]).\ where(package.c.private == 'f').\ group_by(package_revision.c.id).order_by(func.min(revision.c.timestamp)) res = model.Session.execute(s).fetchall() # [(id, datetime), ...] res_pickleable = [] for pkg_id, created_datetime in res: res_pickleable.append((pkg_id, created_datetime.toordinal())) return res_pickleable if cache_enabled: week_commences = cls.get_date_week_started(datetime.date.today()) key = 'all_new_packages_%s' + week_commences.strftime(DATE_FORMAT) new_packages = our_cache.get_value(key=key, createfunc=new_packages) else: new_packages = new_packages() return new_packages @classmethod def get_deleted_packages(cls): ''' @return: Returns list of deleted pkgs and date when they were deleted, in format: [(id, date_ordinal), ...] ''' def deleted_packages(): # Can't filter by time in select because 'min' function has to # be 'for all time' else you get first revision in the time period. package_revision = table('package_revision') revision = table('revision') s = select([package_revision.c.id, func.min(revision.c.timestamp)], from_obj=[package_revision.join(revision)]).\ where(package_revision.c.state==model.State.DELETED).\ group_by(package_revision.c.id).\ order_by(func.min(revision.c.timestamp)) res = model.Session.execute(s).fetchall() # [(id, datetime), ...] res_pickleable = [] for pkg_id, deleted_datetime in res: res_pickleable.append((pkg_id, deleted_datetime.toordinal())) return res_pickleable if cache_enabled: week_commences = cls.get_date_week_started(datetime.date.today()) key = 'all_deleted_packages_%s' + week_commences.strftime(DATE_FORMAT) deleted_packages = our_cache.get_value(key=key, createfunc=deleted_packages) else: deleted_packages = deleted_packages() return deleted_packages @classmethod def get_num_packages_by_week(cls): def num_packages(): new_packages_by_week = cls.get_by_week('new_packages') deleted_packages_by_week = cls.get_by_week('deleted_packages') first_date = (min(datetime.datetime.strptime(new_packages_by_week[0][0], DATE_FORMAT), datetime.datetime.strptime(deleted_packages_by_week[0][0], DATE_FORMAT))).date() cls._cumulative_num_pkgs = 0 new_pkgs = [] deleted_pkgs = [] def build_weekly_stats(week_commences, new_pkg_ids, deleted_pkg_ids): num_pkgs = len(new_pkg_ids) - len(deleted_pkg_ids) new_pkgs.extend([model.Session.query(model.Package).get(id).name for id in new_pkg_ids]) deleted_pkgs.extend([model.Session.query(model.Package).get(id).name for id in deleted_pkg_ids]) cls._cumulative_num_pkgs += num_pkgs return (week_commences.strftime(DATE_FORMAT), num_pkgs, cls._cumulative_num_pkgs) week_ends = first_date today = datetime.date.today() new_package_week_index = 0 deleted_package_week_index = 0 weekly_numbers = [] # [(week_commences, num_packages, cumulative_num_pkgs])] while week_ends <= today: week_commences = week_ends week_ends = week_commences + datetime.timedelta(days=7) if datetime.datetime.strptime(new_packages_by_week[new_package_week_index][0], DATE_FORMAT).date() == week_commences: new_pkg_ids = new_packages_by_week[new_package_week_index][1] new_package_week_index += 1 else: new_pkg_ids = [] if datetime.datetime.strptime(deleted_packages_by_week[deleted_package_week_index][0], DATE_FORMAT).date() == week_commences: deleted_pkg_ids = deleted_packages_by_week[deleted_package_week_index][1] deleted_package_week_index += 1 else: deleted_pkg_ids = & |