def analyze_topics_globally():
print "Analyzing Topics..."
collection = solr.all_topics_collection()
se = SearchOptions()
se.commonparams.q('*:*')
futures = group(aggregate_global_topic.s(topic)
for topic, _ in solr.iterate_per_facetfield_value(collection, se, 'topic_s'))()
while not futures.ready():
print "Progress: (%d/%d)" % (futures.completed_count(), len(futures.results))
sleep(2)
collection.add(get_with_backoff(futures, []))
collection.commit()
def get_title_top_authors(wiki_id, api_url, all_titles, all_revisions):
"""
Creates a dictionary of titles and its top authors
:param wiki_id: the ID of the wiki
:type wiki_id: int
:param api_url: the API URL of the wiki
:type api_url: str
:param all_titles: a list of all title objects
:type all_titles: list
:param all_revisions: a dict keying titles to revisions
:type all_revisions: dict
:return: a dict keying title to top authors
:rtype: dict
"""
print "Getting contributing authors for titles"
futures = group(get_contributing_authors.s(wiki_id, api_url, title_obj, all_revisions[title_obj[u'title']])
for title_obj in all_titles if title_obj[u'title'] in all_revisions)()
future_len = len(futures)
cc = futures.completed_count()
while not futures.ready():
new_cc = futures.completed_count()
if new_cc > cc:
print "%d/%d" % (new_cc, future_len)
cc = new_cc
time.sleep(1)
title_to_authors = get_with_backoff(futures, [])
if not title_to_authors:
print "Failed to get title to authors. Connection failure?"
return
contribs_scaler = MinMaxScaler([author[u'contribs']
for title, authors in title_to_authors
for author in authors])
print "Scaling top authors"
scaled_title_top_authors = {}
for title, authors in title_to_authors:
new_authors = []
for author in authors:
author[u'contribs'] = contribs_scaler.scale(author[u'contribs'])
new_authors.append(author)
scaled_title_top_authors[title] = new_authors
return scaled_title_top_authors
def ingest_data(wiki_id):
"""
Create Solr documents for a given wiki ID
:param wiki_id: the ID of the wiki (int or str)
:type wiki_id: int
:return:
"""
# make sure all pages and all user pages exists
solr.existing_collection(solr.all_pages_collection())
solr.existing_collection(solr.all_user_pages_collection())
resp = requests.get(u'http://www.wikia.com/api/v1/Wikis/Details', params={u'ids': wiki_id})
items = resp.json()['items']
if wiki_id not in items:
print u"Wiki doesn't exist?"
return
api_data = items[wiki_id]
wiki_data = {
'id': api_data['id'],
'wam_f': {'set': api_data['wam_score']},
'title_s': {'set': api_data['title']},
'attr_title': {'set': api_data['title']},
'attr_desc': {'set': api_data['desc']}
}
for key in api_data['stats'].keys():
wiki_data['%s_i' % key] = {'set': api_data['stats'][key]}
wiki_api_data = requests.get(u'%swikia.php' % (api_data[u'url']),
params={u'method': u'getForWiki',
u'service': u'CrossWikiCore',
u'controller': u'WikiaSearchIndexerController'}).json()[u'contents']
wiki_data[u'hub_s'] = wiki_api_data[u'hub_s']
# easier
api_data[u'hub_s'] = wiki_api_data[u'hub_s']
collection = solr.existing_collection(solr.collection_for_wiki(wiki_id))
use_caching(is_read_only=True, shouldnt_compute=True)
wpe = WikiPageToEntitiesService().get_value(wiki_id)
if not wpe:
print u"NO WIKI PAGE TO ENTITIES SERVICE FOR", wiki_id
return False
documents = []
grouped_futures = []
pages_to_authority = WikiAuthorityService().get_value(str(wiki_data['id']))
for counter, (doc_id, entity_data) in enumerate(wpe.items()):
documents.append({
'id': doc_id,
'attr_entities': {'set': list(set(entity_data.get(u'redirects', {}).values()
+ entity_data.get(u'titles')))},
'type_s': {'set': 'Page'},
'authority_f': {'set': pages_to_authority.get(doc_id, 0)},
'hub_s': wiki_api_data['hub_s']
})
if counter != 0 and counter % 1500 == 0:
grouped_futures.append(
group(add_with_metadata.s(api_data, grouping) for grouping in iter_grouper(15, documents))()
)
documents = []
grouped_futures.append(
group(add_with_metadata.s(api_data, grouping) for grouping in iter_grouper(15, documents))()
)
# block on completion of all grouped futures
completed = 0
total = 0
while len(filter(lambda x: not x.ready(), grouped_futures)) > 1:
new_completed = 0
new_total = 0
for future in grouped_futures:
new_completed += future.completed_count()
new_total += len(future.results)
if completed != new_completed or total != new_total:
completed = new_completed
total = new_total
print "Grouped Tasks: (%d/%d)" % (completed, total)
sleep(2)
all_user_tuples = []
for future in grouped_futures:
result = get_with_backoff(future, [])
map(all_user_tuples.extend, result)
all_user_tuples = list(set(all_user_tuples))
if not all_user_tuples:
print "Empty user tuples, bailing"
return
# assign the unique user ids to the first variable, and the unique usernames to the second
all_user_ids, all_users = zip(*all_user_tuples)
collection.commit()
solr.all_pages_collection().commit()
solr.all_user_pages_collection().commit()
wiki_data['attr_entities'] = {'set': []}
for count, entities in WikiEntitiesService().get_value(str(wiki_id)).items():
for entity in entities:
map(wiki_data['attr_entities']['set'].append, [entity] * int(count)) # goddamnit count isn't int
wiki_data['user_ids_is'] = {'set': all_user_ids}
wiki_data['attr_users'] = {'set': all_users}
wiki_data['total_authority_f'] = {'set': sum(pages_to_authority.values())}
wiki_data['authorities_fs'] = {'set': pages_to_authority.values()}
wiki_collection = solr.existing_collection(solr.global_collection())
wiki_collection.add([wiki_data])
wiki_collection.commit()
print "Committed wiki data"
print "Retrieving user docs..."
futures = group(build_wiki_user_doc.s(api_data, user_tuple) for user_tuple in all_user_tuples)()
future_result_len = len(futures.results)
while not futures.ready():
print "Progress: (%d/%d)" % (futures.completed_count(), future_result_len)
sleep(2)
user_docs = get_with_backoff(futures, [])
if not user_docs:
print "User docs was empty. Possibly connection problems."
return
authority_scaler = MinMaxScaler([doc['total_page_authority_f']['set'] for doc in user_docs])
contribs_scaler = MinMaxScaler([doc['total_contribs_f']['set'] for doc in user_docs])
for doc in user_docs:
scaled_authority = authority_scaler.scale(doc['total_page_authority_f']['set'])
scaled_contribs = contribs_scaler.scale(doc['total_contribs_f']['set'])
doc['scaled_authority_f'] = {'set': scaled_authority}
doc['scaled_contribs_f'] = {'set': scaled_contribs}
doc['scaled_contribs_authority_f'] = {'set': scaled_authority * scaled_contribs}
wiki_user_collection = solr.existing_collection(solr.wiki_user_collection())
wiki_user_collection.add(user_docs)
wiki_user_collection.commit()
print "Analyzing topics"
futures = group(get_wiki_topic_doc.s(wiki_data['id'], topic)
for topic in list(set(wiki_data['attr_entities']['set'])))()
future_result_len = len(futures.results)
counter = 0
while not futures.ready():
if counter % 5 == 0:
print "Progress: (%d/%d)" % (futures.completed_count(), future_result_len)
sleep(2)
counter += 1
topic_docs = get_with_backoff(futures, [])
if not topic_docs:
print "No topics, probably a connection error"
return
collection.add(topic_docs)
collection.commit()
topic_collection = solr.existing_collection(solr.all_topics_collection())
topic_collection.add(topic_docs)
topic_collection.commit()
def etl(wiki_id):
"""
Runs the "api to database" ETL
Note that we'll be moving to Solr instead of a database
And note that we should move all these print statements to a logger
:param wiki_id:
:return:
"""
start = time.time()
# get wiki info
resp = requests.get(u'http://www.wikia.com/api/v1/Wikis/Details', params={u'ids': wiki_id})
items = resp.json()['items']
if wiki_id not in items:
print u"Wiki doesn't exist?"
return
wiki_data = items[wiki_id]
resp.close()
print wiki_data[u'title'].encode(u'utf8')
api_url = u'%sapi.php' % wiki_data[u'url']
# can't be parallelized since it's an enum
all_titles = get_all_titles(api_url)
print u"Got %d titles" % len(all_titles)
results = group(get_all_revisions.s(api_url, title) for title in all_titles)()
result_len = len(results)
while not results.ready():
print "%d / %d" % (results.completed_count(), result_len)
time.sleep(2)
all_revisions = get_with_backoff(results, [])
if not results:
print "No revisions, probably connection error"
print u"%d Revisions" % sum([len(revs) for title, revs in all_revisions])
all_revisions = dict(all_revisions)
title_top_authors = get_title_top_authors(wiki_id, api_url, all_titles, all_revisions)
print time.time() - start
if title_top_authors is None:
print "No title top authors!"
return
print "Calculating Centrality"
centralities = author_centrality(title_top_authors)
# this com_qscore_pr, the best metric per Qin and Cunningham
comqscore_authority = dict([(doc_id,
sum([author[u'contribs'] * centralities[author[u'user']]
for author in authors])
) for doc_id, authors in title_top_authors.items()])
print u"Got comsqscore, storing data"
bucket = connect_s3().get_bucket(u'nlp-data')
key = bucket.new_key(key_name=u'service_responses/%s/WikiAuthorCentralityService.get' % wiki_id)
key.set_contents_from_string(json.dumps(centralities, ensure_ascii=False))
key = bucket.new_key(key_name=u'service_responses/%s/WikiAuthorityService.get' % wiki_id)
key.set_contents_from_string(json.dumps(comqscore_authority, ensure_ascii=False))
map(set_page_key.delay, title_top_authors.items())
print wiki_id, u"finished in", time.time() - start, u"seconds"