def solr_reindex (self):
"""
Reindex all entries. Used when switching to/from "private" status.
"""
solr_conn = SolrConnection(settings.SOLR_URL)
# Start by deleting 'em all
solr_conn.delete_query('user:%s' % self.user.id)
entries = Entry.objects.filter(user=self.user)
docs = []
# Arbitrary assignment of a constant, here.
SLICE_SIZE = 50
slices = [x for x in range(entries.count()) \
if x % SLICE_SIZE == 0]
for s in slices:
entry_slice = entries[s:s+SLICE_SIZE]
for entry in entry_slice:
docs.append(entry.solr_doc)
if len(docs) == SLICE_SIZE:
try:
solr_conn.add_many(docs)
except:
# should log appropriately, huh
pass
del(docs)
docs = []
# Don't miss the leftovers
solr_conn.add_many(docs)
solr_conn.commit()
solr_conn.optimize()
class Command(BaseCommand):
user_option = optparse.make_option(
'--user',
action='store',
dest='user',
help='name of user whose entries to purge')
option_list = BaseCommand.option_list + (user_option, )
help = "index all or user-specific entries in solr"
args = 'an optional username'
def handle(self, *args, **options):
self.solr = SolrConnection(SOLR_URL)
self.cursor = connection.cursor()
if options['user']:
print "indexing user"
self.index_entries(user=options['user'])
else:
print 'indexing everything'
self.index_entries()
print 'committing'
self.solr.commit()
print 'optimizing'
self.solr.optimize()
def index_entries(self, user=''):
counter = 0
entries = m.Entry.objects.all()
if user:
entries = entries.filter(user__username=user)
docs = []
print 'entry count:', entries.count()
SLICE_SIZE = MAX_DOCS_PER_ADD * COMMIT_FREQUENCY
slices = [x for x in range(entries.count()) \
if x % SLICE_SIZE == 0]
for s in slices:
print 'indexing %s to %s...' % (s, s + SLICE_SIZE)
entry_slice = entries[s:s + SLICE_SIZE]
for entry in entry_slice:
counter += 1
docs.append(entry.solr_doc)
if len(docs) == MAX_DOCS_PER_ADD:
try:
self.solr.add_many(docs)
except:
print 'BAD RECORD:', [d['id'] for d in docs]
del (docs)
docs = []
reset_queries()
if counter % (COMMIT_FREQUENCY * MAX_DOCS_PER_ADD) == 0:
print 'committing at count:', counter
self.solr.commit()
# Don't miss the leftovers
self.solr.add_many(docs)
class Command(BaseCommand):
user_option = optparse.make_option('--user',
action='store', dest='user',
help='name of user whose entries to purge')
option_list = BaseCommand.option_list + (user_option,)
help = "index all or user-specific entries in solr"
args = 'an optional username'
def handle(self, *args, **options):
self.solr = SolrConnection(SOLR_URL)
self.cursor = connection.cursor()
if options['user']:
print "indexing user"
self.index_entries(user=options['user'])
else:
print 'indexing everything'
self.index_entries()
print 'committing'
self.solr.commit()
print 'optimizing'
self.solr.optimize()
def index_entries(self, user=''):
counter = 0
entries = m.Entry.objects.all()
if user:
entries = entries.filter(user__username=user)
docs = []
print 'entry count:', entries.count()
SLICE_SIZE = MAX_DOCS_PER_ADD * COMMIT_FREQUENCY
slices = [x for x in range(entries.count()) \
if x % SLICE_SIZE == 0]
for s in slices:
print 'indexing %s to %s...' % (s, s+SLICE_SIZE)
entry_slice = entries[s:s+SLICE_SIZE]
for entry in entry_slice:
counter += 1
docs.append(entry.solr_doc)
if len(docs) == MAX_DOCS_PER_ADD:
try:
self.solr.add_many(docs)
except:
print 'BAD RECORD:', [d['id'] for d in docs]
del(docs)
docs = []
reset_queries()
if counter % (COMMIT_FREQUENCY * MAX_DOCS_PER_ADD) == 0:
print 'committing at count:', counter
self.solr.commit()
# Don't miss the leftovers
self.solr.add_many(docs)
def search(self, **kwargs):
query = kwargs['q']
api_key = "aac5b38a36513510000ef3286494fc6d"
url = urllib2.urlopen("http://tinysong.com/s/%s/?format=json&key=%s" % (urllib2.quote(query), api_key))
response = json.loads(url.read())
# TODO: Remove redundancy between results and tracks?
results = []
tracks = []
for song in response:
source_id = 'grooveshark'
result = {
'artist': song['ArtistName'],
'album': song['AlbumName'],
'title': song['SongName'],
'sources': [
{
'sourceid': source_id,
'trackid': '%s' % song['SongID']
}
]
}
results.append(result)
track = {
'id': 'track_%s_%s' % (source_id, song['SongID']),
'type': 'track',
'track_title': song['SongName'],
'track_artist': song['ArtistName'],
'track_album': song['AlbumName'],
'request_source_id': source_id,
'request_track_id': song['SongID'],
}
tracks.append(track)
# Register the songs in the search engine
solr = SolrConnection(settings.SOLR_URL)
solr.add_many(tracks)
solr.commit()
solr.close()
cherrypy.response.headers['Content-Type'] = 'application/json; charset=utf-8'
return json.dumps(results, ensure_ascii=False, indent=4).encode('utf-8')
def create(self, **kwargs):
# Collect the channel details
name = kwargs["name"]
pos = kwargs["pos"]
# Create the channel in the search engine
doc = {"id": "channel_%s" % (name,), "type": "channel", "channel_id": name, "channel_location": pos}
solr = SolrConnection(settings.SOLR_URL)
solr.add_many([doc])
solr.commit()
solr.close()
# Create the channel in the URL hierarchy
self.__dict__[name] = ChannelResource.Channel(name)
def index_titles(since=None):
"""index all the titles and holdings that are modeled in the database
if you pass in a datetime object as the since parameter only title
records that have been created since that time will be indexed.
"""
solr = SolrConnection(settings.SOLR)
titles = models.Title.objects.all()
if since:
titles = titles.filter(created__gte=since)
titles = titles.prefetch_related("languages", "alt_titles", "subjects",
"notes", "places", "urls", "essays",
"country", "holdings")
count = 0
for chunk in sliced(titles, 500):
docs = []
for title in chunk:
try:
docs.append(title.solr_doc)
except Exception:
LOGGER.exception("Unable to index title %s", title)
solr.add_many(docs)
reset_queries()
solr.commit()
count += len(chunk)
LOGGER.info("indexed %d titles", count)
lccns = set(models.Title.objects.values_list("lccn", flat=True))
for result in solr.query("+type:title", fields=["id", "lccn"]):
stale_id = result["id"]
lccn = result["lccn"]
if lccn not in lccns:
LOGGER.warning("Removing stale title %s from the search index",
stale_id)
delete_title(stale_id, solr=solr)
solr.commit()
def setUpClass(cls):
# First, add a folio to Solr so that the image_uri can be retrieved during the MEI conversion
# Using curl here because it turned out to be easier than solrconn.add and gives better error messages
os.system("curl {0}/update/?commit=true -H 'Content-Type: text/xml' -d '<add><doc>\
<field name=\"id\">testid</field>\
<field name=\"type\">cantusdata_folio</field>\
<field name=\"manuscript_id\">{1}</field>\
<field name=\"number\">{2}</field>\
<field name=\"image_uri\">{3}</field>\
</doc></add>'".format(settings.SOLR_SERVER, MEI_FIXTURE_ID, MEI_FIXTURE_FOLIO, MEI_FIXTURE_URI))
docs = list(MEIConverter.process_file(MEI_FIXTURE, MEI_FIXTURE_SIGLUM, MEI_FIXTURE_ID))
# Sanity check
solrconn = SolrConnection(settings.SOLR_SERVER)
prequery = solrconn.query('type:cantusdata_music_notation AND manuscript:' + MEI_FIXTURE_SIGLUM)
assert prequery.numFound == 0, 'MEI was already in the database when loading the test fixture'
solrconn.add_many(docs)
solrconn.commit()
author = [
' '.join(
itertools.chain(*[(p if p.isupper() else [p])
for p in a if p]))
for a in author
]
author = ', '.join(author)
row = row[:13] + (author, ) + row[14:]
# print row[13]
articles.append(
Article(*(
cell.decode('utf-8') if isinstance(cell, str) else cell
for cell in row)))
i += 1
solr.add_many(a._asdict() for a in articles)
j += 10000
if j % 1e5 == 0:
print "Loaded: ", i
if c.rowcount == 0:
break
# writer = csv.writer(open('articles.csv', 'wb'))
# writer.writerows(articles)
else:
reader = csv.reader(open('articles.csv', 'rb'))
for i, row in enumerate(reader):
articles.append(Article(*(cell.decode('utf-8') for cell in row)))
if i % 1e5 == 0:
print "Loaded: ", i
del seen
def submit(self, **kwargs):
# Grab the user and request details
json_data = json.loads(kwargs['json'])
user_id = json_data['userid']
channel_id = self.channel_id
requests = json_data['requests']
# Create a local representation of the requests
tracks = []
for request in requests:
source_id = request['sourceid']
track_id = request['trackid']
# Build up a Solr query
filters = []
filters.append('type:track')
filters.append('request_source_id:%s' % source_id)
filters.append('request_track_id:%s' % track_id)
# Make the request to Solr
solr = SolrConnection(settings.SOLR_URL)
response = solr.select(q = ' AND '.join(filters), fields = 'track_artist, track_album, track_title')
if len(response.results) == 1:
track = {
'id': 'request_%s_%s_%s' % (source_id, track_id, user_id),
'type': 'request',
'channel_id': channel_id,
'track_artist': response.results[0]['track_artist'],
'track_album': response.results[0]['track_album'],
'track_title': response.results[0]['track_title'],
'request_user_id': user_id,
'request_source_id': source_id,
'request_track_id': track_id
}
tracks.append(track)
# Create the request in the search engine
solr = SolrConnection(settings.SOLR_URL)
solr.add_many(tracks)
solr.commit()
solr.close()
# Log the request to the database
db = psycopg2.connect(database='airjukebox')
cr = db.cursor()
for track in tracks:
cr.execute('insert into tbrequests (userid, locationid, sourceid, trackid) values (%(request_user_id)s, %(channel_id)s, %(request_source_id)s, %(request_track_id)s)', track)
db.commit()
cherrypy.response.headers['Content-Type'] = 'application/json; charset=utf-8'
return json.dumps(tracks, ensure_ascii=False, indent=4).encode('utf-8')
def index_pages(only_missing=False):
"""index all the pages that are modeled in the database
"""
solr = SolrConnection(settings.SOLR)
page_qs = models.Page.objects.order_by("pk")
if only_missing:
page_qs = page_qs.filter(indexed=False)
else:
# FIXME: we should not churn the index when documents have not been deleted:
solr.delete_query("type:page")
# To avoid MySQL limitations, we'll run two queries: the first will only
# lookup the primary keys to allow MySQL to satisfy the ORDER BY / LIMIT
# using only the index and then we'll use the primary keys to lookup the
# full Page objects for each chunk which will actually be indexed.
full_page_qs = page_qs.prefetch_related(
Prefetch(
"issue",
queryset=models.Issue.objects.prefetch_related(
"batch",
"title",
"title__languages",
"title__alt_titles",
"title__subjects",
"title__notes",
"title__places",
"title__urls",
"title__essays",
"title__country",
"title__holdings",
),
))
count = 0
for pk_chunk in sliced(page_qs.values_list("pk", flat=True), 100):
# We have to force the PKs into a list to work around limitations in
# MySQL preventing the use of a subquery which uses LIMIT:
chunk = full_page_qs.filter(pk__in=list(pk_chunk))
docs = []
pks = []
for page in chunk:
try:
docs.append(page.solr_doc)
pks.append(page.pk)
except Exception:
LOGGER.warning("Unable to index page %s",
page.url,
exc_info=True)
continue
if docs:
solr.add_many(docs)
solr.commit()
models.Page.objects.filter(pk__in=pks).update(indexed=True)
count += len(pk_chunk)
reset_queries()
LOGGER.info("indexed %d pages", count)
solr.commit()
articles = []
c.execute("SELECT * FROM article LIMIT 10000 OFFSET %d" % j)
for row in c.fetchall():
if row[0] in seen:
continue
seen.add(row[0])
if row[13]:
author = [a.split(' ') for a in row[13].decode('utf-8').split(', ')]
author = [' '.join(itertools.chain(*[(p if p.isupper() else [p]) for p in a if p])) for a in author]
author = ', '.join(author)
row = row[:13] + (author,) + row[14:]
# print row[13]
articles.append(Article(*(cell.decode('utf-8') if isinstance(cell, str) else cell for cell in row)))
i += 1
solr.add_many(a._asdict() for a in articles)
j += 10000
if j % 1e5 == 0:
print "Loaded: ", i
if c.rowcount == 0:
break
# writer = csv.writer(open('articles.csv', 'wb'))
# writer.writerows(articles)
else:
reader = csv.reader(open('articles.csv', 'rb'))
for i, row in enumerate(reader):
articles.append(Article(*(cell.decode('utf-8') for cell in row)))
if i % 1e5 == 0:
print "Loaded: ", i
del seen
# Compose document data to store in Solr.
documents = []
for path, fname in txts:
log.msg(fname, "->", path)
url = site + path
with codecs.open(fname, 'rb', encoding) as fp:
title, content = parse_document(fp)
doc = {
'title': title,
'content': content,
#'last_modified': datetime.fromtimestamp(os.path.getmtime(fname)),
'last_modified': datetime.now().replace(tzinfo=utc),
'site': site,
'url': url,
'id': hashlib.sha1(url).hexdigest()
}
documents.append(doc)
u = options['username']
p = options['password']
if u and p:
s = SolrConnection(server, http_user=u, http_pass=p)
else:
s = SolrConnection(server)
s.add_many(documents)
s.commit()
if __name__ == '__main__':
main()