def search_and_handle_db(dbsearch, indexers_and_search_requests):
results_by_indexer = start_search_futures(indexers_and_search_requests)
dbsearch.username = request.authorization.username if request.authorization is not None else None
saveSearch(dbsearch)
with databaseLock:
with db.atomic():
for indexer, result in results_by_indexer.items():
if result.didsearch:
indexersearchentry = result.indexerSearchEntry
indexersearchentry.search = dbsearch
indexersearchentry.save()
result.indexerApiAccessEntry.username = request.authorization.username if request.authorization is not None else None
try:
result.indexerApiAccessEntry.indexer = Indexer.get(
Indexer.name == indexer)
result.indexerApiAccessEntry.save()
result.indexerStatus.save()
except Indexer.DoesNotExist:
logger.error(
"Tried to save indexer API access but no indexer with name %s was found in the database. Adding it now. This shouldn't've happened. If possible send a bug report with a full log."
% indexer)
Indexer().create(name=indexer)
except Exception as e:
logger.exception("Error saving IndexerApiAccessEntry")
return {"results": results_by_indexer, "dbsearch": dbsearch}
def search_and_handle_db(dbsearch, indexers_and_search_requests):
results_by_indexer = start_search_futures(indexers_and_search_requests)
dbsearch.username = request.authorization.username if request.authorization is not None else None
with db.atomic():
dbsearch.save()
for indexer, result in results_by_indexer.items():
if result.didsearch:
with db.atomic():
indexersearchentry = result.indexerSearchEntry
indexersearchentry.search = dbsearch
indexersearchentry.save()
result.indexerApiAccessEntry.username = request.authorization.username if request.authorization is not None else None
result.indexerApiAccessEntry.save()
result.indexerStatus.save()
logger.debug("Returning search results now")
return {"results": results_by_indexer, "dbsearch": dbsearch}
def search_and_handle_db(dbsearch, indexers_and_search_requests):
results_by_indexer = start_search_futures(indexers_and_search_requests)
dbsearch.username = request.authorization.username if request.authorization is not None else None
with db.atomic():
dbsearch.save()
for indexer, result in results_by_indexer.items():
if result.didsearch:
with db.atomic():
indexersearchentry = result.indexerSearchEntry
indexersearchentry.search = dbsearch
indexersearchentry.save()
result.indexerApiAccessEntry.username = request.authorization.username if request.authorization is not None else None
result.indexerApiAccessEntry.save()
result.indexerStatus.save()
logger.debug("Returning search results now")
return {"results": results_by_indexer, "dbsearch": dbsearch}
def search_and_handle_db(dbsearch, indexers_and_search_requests):
results_by_indexer = start_search_futures(indexers_and_search_requests)
dbsearch.username = request.authorization.username if request.authorization is not None else None
with db.atomic():
dbsearch.save()
for indexer, result in results_by_indexer.items():
if result.didsearch:
with db.atomic():
indexersearchentry = result.indexerSearchEntry
indexersearchentry.search = dbsearch
indexersearchentry.save()
result.indexerApiAccessEntry.username = request.authorization.username if request.authorization is not None else None
try:
result.indexerApiAccessEntry.indexer = Indexer.get(Indexer.name == indexer)
result.indexerApiAccessEntry.save()
result.indexerStatus.save()
except Exception:
logger.error("Error saving IndexerApiAccessEntry. Debug info: %s" % json.dumps(model_to_dict(result.indexerApiAccessEntry)))
logger.debug("Returning search results now")
return {"results": results_by_indexer, "dbsearch": dbsearch}
def search_and_handle_db(dbsearch, indexers_and_search_requests):
results_by_indexer = start_search_futures(indexers_and_search_requests)
dbsearch.username = request.authorization.username if request.authorization is not None else None
saveSearch(dbsearch)
with databaseLock:
with db.atomic():
for indexer, result in results_by_indexer.items():
if result.didsearch:
indexersearchentry = result.indexerSearchEntry
indexersearchentry.search = dbsearch
indexersearchentry.save()
result.indexerApiAccessEntry.username = request.authorization.username if request.authorization is not None else None
try:
result.indexerApiAccessEntry.indexer = Indexer.get(Indexer.name == indexer)
result.indexerApiAccessEntry.save()
result.indexerStatus.save()
except Indexer.DoesNotExist:
logger.error("Tried to save indexer API access but no indexer with name %s was found in the database. Adding it now. This shouldn't've happened. If possible send a bug report with a full log." % indexer)
Indexer().create(name=indexer)
except Exception as e:
logger.exception("Error saving IndexerApiAccessEntry")
return {"results": results_by_indexer, "dbsearch": dbsearch}
def search(search_request):
logger.info("Starting new search: %s" % search_request)
if search_request.maxage is None and config.settings.searching.maxAge:
search_request.maxage = config.settings.searching.maxAge
logger.info("Will ignore results older than %d days" % search_request.maxage)
# Clean up cache
for k in list(pseudo_cache.keys()):
if pseudo_cache[k]["last_access"].replace(minutes=+5) < arrow.utcnow():
pseudo_cache.pop(k)
# Clean up old search results. We do this here because we don't have any background jobs and this is the function most regularly called
keepFor = config.settings.main.keepSearchResultsForDays
oldSearchResultsCount = countOldSearchResults(keepFor)
if oldSearchResultsCount > 0:
logger.info("Deleting %d search results from database that are older than %d days" % (oldSearchResultsCount, keepFor))
SearchResult.delete().where(SearchResult.firstFound < (datetime.date.today() - datetime.timedelta(days=keepFor))).execute()
else:
if logger.getEffectiveLevel() == logging.DEBUG:
logger.debug("%d search results stored in database" % SearchResult.select().count())
limit = search_request.limit
external_offset = int(search_request.offset)
search_hash = search_request.search_hash
categoryResult = categories.getCategoryByAnyInput(search_request.category)
search_request.category = categoryResult
if search_hash not in pseudo_cache.keys() or search_request.offset == 0: # If it's a new search (which starts with offset 0) do it again instead of using the cached results
logger.debug("Didn't find this query in cache or want to do a new search")
cache_entry = {"results": [], "indexer_infos": {}, "total": 0, "last_access": arrow.utcnow(), "offset": 0, "rejected": SearchModule.getRejectedCountDict()}
category = categoryResult.category
indexers_to_call = pick_indexers(search_request)
for p in indexers_to_call:
cache_entry["indexer_infos"][p] = {"has_more": True, "search_request": search_request, "total_included": False}
dbsearch = Search(internal=search_request.internal, query=search_request.query, category=categoryResult.category.pretty, identifier_key=search_request.identifier_key, identifier_value=search_request.identifier_value, season=search_request.season, episode=search_request.episode,
type=search_request.type, title=search_request.title, author=search_request.author, username=search_request.username)
saveSearch(dbsearch)
# dbsearch.save()
cache_entry["dbsearch"] = dbsearch
# Find ignored words and parse query for ignored words
search_request.forbiddenWords = []
search_request.requiredWords = []
applyRestrictionsGlobal = config.settings.searching.applyRestrictions == "both" or (config.settings.searching.applyRestrictions == "internal" and search_request.internal) or (config.settings.searching.applyRestrictions == "external" and not search_request.internal)
applyRestrictionsCategory = category.applyRestrictions == "both" or (category.applyRestrictions == "internal" and search_request.internal) or (search_request.category.category.applyRestrictions == "external" and not search_request.internal)
if config.settings.searching.forbiddenWords and applyRestrictionsGlobal:
logger.debug("Using configured global forbidden words: %s" % config.settings.searching.forbiddenWords)
search_request.forbiddenWords.extend([x.lower().strip() for x in list(filter(bool, config.settings.searching.forbiddenWords.split(",")))])
if config.settings.searching.requiredWords and applyRestrictionsGlobal:
logger.debug("Using configured global required words: %s" % config.settings.searching.requiredWords)
search_request.requiredWords.extend([x.lower().strip() for x in list(filter(bool, config.settings.searching.requiredWords.split(",")))])
if category.forbiddenWords and applyRestrictionsCategory:
logger.debug("Using configured forbidden words for category %s: %s" % (category.pretty, category.forbiddenWords))
search_request.forbiddenWords.extend([x.lower().strip() for x in list(filter(bool, category.forbiddenWords.split(",")))])
if category.requiredWords and applyRestrictionsCategory:
logger.debug("Using configured required words for category %s: %s" % (category.pretty, category.requiredWords))
search_request.requiredWords.extend([x.lower().strip() for x in list(filter(bool, category.requiredWords.split(",")))])
if search_request.query:
forbiddenWords = [str(x[1]) for x in re.findall(r"[\s|\b](\-\-|!)(?P<term>\w+)", search_request.query)]
if len(forbiddenWords) > 0:
logger.debug("Query before removing NOT terms: %s" % search_request.query)
search_request.query = re.sub(r"[\s|\b](\-\-|!)(?P<term>\w+)", "", search_request.query)
logger.debug("Query after removing NOT terms: %s" % search_request.query)
logger.debug("Found NOT terms: %s" % ",".join(forbiddenWords))
search_request.forbiddenWords.extend(forbiddenWords)
cache_entry["forbiddenWords"] = search_request.forbiddenWords
cache_entry["requiredWords"] = search_request.requiredWords
cache_entry["query"] = search_request.query
pseudo_cache[search_hash] = cache_entry
else:
cache_entry = pseudo_cache[search_hash]
indexers_to_call = [indexer for indexer, info in cache_entry["indexer_infos"].items() if info["has_more"]]
dbsearch = cache_entry["dbsearch"]
search_request.forbiddenWords = cache_entry["forbiddenWords"]
search_request.requiredWords = cache_entry["requiredWords"]
search_request.query = cache_entry["query"]
logger.debug("Found search in cache")
logger.debug("Will search at indexers as long as we don't have enough results for the current offset+limit and any indexer has more results.")
if search_request.loadAll:
logger.debug("Requested to load all results. Will continue to search until all indexers are exhausted")
while (len(cache_entry["results"]) < external_offset + limit or search_request.loadAll) and len(indexers_to_call) > 0:
if len(cache_entry["results"]) < external_offset + limit:
logger.debug("We want %d results but have only %d so far" % ((external_offset + limit), len(cache_entry["results"])))
elif search_request.loadAll:
logger.debug("All results requested. Continuing to search.")
logger.debug("%d indexers still have results" % len(indexers_to_call))
search_request.offset = cache_entry["offset"]
logger.debug("Searching indexers with offset %d" % search_request.offset)
result = search_and_handle_db(dbsearch, {x: search_request for x in indexers_to_call})
logger.debug("All search calls to indexers completed")
search_results = []
indexers_to_call = []
waslocked = False
before = arrow.now()
if databaseLock.locked():
logger.debug("Database accesses locked by other search. Will wait for our turn.")
waslocked = True
databaseLock.acquire()
if waslocked:
after = arrow.now()
took = (after - before).seconds * 1000 + (after - before).microseconds / 1000
logger.debug("Waited %dms for database lock" % took)
for indexer, queries_execution_result in result["results"].items():
with db.atomic():
logger.info("%s returned %d results" % (indexer, len(queries_execution_result.results)))
for result in queries_execution_result.results:
if result.title is None or result.link is None or result.indexerguid is None:
logger.info("Skipping result with missing data: %s" % result)
continue
try:
searchResultId = hashlib.sha1(str(indexer.indexer.id) + result.indexerguid).hexdigest()
tryGetOrCreateSearchResultDbEntry(searchResultId, indexer.indexer.id, result)
result.searchResultId = searchResultId
search_results.append(result)
except (IntegrityError, OperationalError) as e:
logger.error("Error while trying to save search result to database. Skipping it. Error: %s" % e)
cache_entry["indexer_infos"][indexer].update(
{"did_search": queries_execution_result.didsearch, "indexer": indexer.name, "search_request": search_request, "has_more": queries_execution_result.has_more, "total": queries_execution_result.total, "total_known": queries_execution_result.total_known,
"indexer_search": queries_execution_result.indexerSearchEntry, "rejected": queries_execution_result.rejected, "processed_results": queries_execution_result.loaded_results})
if queries_execution_result.has_more:
indexers_to_call.append(indexer)
logger.debug("%s still has more results so we could use it the next round" % indexer)
if queries_execution_result.total_known:
if not cache_entry["indexer_infos"][indexer]["total_included"]:
cache_entry["total"] += queries_execution_result.total
logger.debug("%s reports %d total results. We'll include in the total this time only" % (indexer, queries_execution_result.total))
cache_entry["indexer_infos"][indexer]["total_included"] = True
elif queries_execution_result.has_more:
logger.debug("%s doesn't report an exact number of results so let's just add another 100 to the total" % indexer)
cache_entry["total"] += 100
for rejectKey in cache_entry["rejected"].keys():
if rejectKey in cache_entry["indexer_infos"][indexer]["rejected"].keys():
cache_entry["rejected"][rejectKey] += cache_entry["indexer_infos"][indexer]["rejected"][rejectKey]
databaseLock.release()
logger.debug("Searching for duplicates")
numberResultsBeforeDuplicateRemoval = len(search_results)
grouped_by_sameness, uniqueResultsPerIndexer = find_duplicates(search_results)
allresults = []
for group in grouped_by_sameness:
if search_request.internal:
for i in group:
# We give each group of results a unique value by which they can be identified later
i.hash = hash(group[0].details_link)
allresults.append(i)
else:
# We sort by age first and then by indexerscore so the newest result with the highest indexer score is chosen
group = sorted(group, key=lambda x: x.epoch, reverse=True)
group = sorted(group, key=lambda x: x.indexerscore, reverse=True)
allresults.append(group[0])
search_results = allresults
with databaseLock:
for indexer, infos in cache_entry["indexer_infos"].iteritems():
if indexer.name in uniqueResultsPerIndexer.keys(): # If the search failed it isn't contained in the duplicates list
uniqueResultsCount = uniqueResultsPerIndexer[infos["indexer"]]
processedResults = infos["processed_results"]
logger.debug("Indexer %s had a unique results share of %d%% (%d of %d total results were only provided by this indexer)" % (indexer.name, 100 / (numberResultsBeforeDuplicateRemoval / uniqueResultsCount), uniqueResultsCount, numberResultsBeforeDuplicateRemoval))
infos["indexer_search"].uniqueResults = uniqueResultsCount
infos["indexer_search"].processedResults = processedResults
infos["indexer_search"].save()
if not search_request.internal:
countAfter = len(search_results)
countRemoved = numberResultsBeforeDuplicateRemoval - countAfter
logger.info("Removed %d duplicates from %d results" % (countRemoved, numberResultsBeforeDuplicateRemoval))
search_results = sorted(search_results, key=lambda x: x.epoch, reverse=True)
cache_entry["results"].extend(search_results)
cache_entry["offset"] += limit
if len(indexers_to_call) == 0:
logger.info("All indexers exhausted")
elif len(cache_entry["results"]) >= external_offset + limit:
logger.debug("Loaded a total of %d results which is enough for the %d requested. Stopping search." % (len(cache_entry["results"]), (external_offset + limit)))
if search_request.internal:
logger.debug("We have %d cached results and return them all because we search internally" % len(cache_entry["results"]))
nzb_search_results = copy.deepcopy(cache_entry["results"][external_offset:])
else:
logger.debug("We have %d cached results and return %d-%d of %d total available accounting for the limit set for the API search" % (len(cache_entry["results"]), external_offset, external_offset + limit, cache_entry["total"]))
nzb_search_results = copy.deepcopy(cache_entry["results"][external_offset:(external_offset + limit)])
cache_entry["last_access"] = arrow.utcnow()
for k, v in cache_entry["rejected"].items():
if v > 0:
logger.info("Rejected %d because: %s" % (v, k))
logger.info("Returning %d results" % len(nzb_search_results))
return {"results": nzb_search_results, "indexer_infos": cache_entry["indexer_infos"], "dbsearchid": cache_entry["dbsearch"].id, "total": cache_entry["total"], "offset": external_offset, "rejected": cache_entry["rejected"].items()}
def search(search_request):
# type: (bool, nzbhydra.search.SearchRequest) -> Dict[unicode, future.types.newint.newint]
if search_request.maxage is None and config.settings.searching.maxAge:
search_request.maxage = config.settings.searching.maxAge
logger.info("Will ignore results older than %d days" % search_request.maxage)
# Clean up cache
for k in list(pseudo_cache.keys()):
if pseudo_cache[k]["last_access"].replace(minutes=+5) < arrow.utcnow():
pseudo_cache.pop(k)
# Clean up old search results. We do this here because we don't have any background jobs and this is the function most regularly called
keepFor = config.settings.main.keepSearchResultsForDays
oldSearchResultsCount = SearchResult.select().where(SearchResult.firstFound < (datetime.date.today() - datetime.timedelta(days=keepFor))).count()
if oldSearchResultsCount > 0:
logger.info("Deleting %d search results from database that are older than %d days" % (oldSearchResultsCount, keepFor))
SearchResult.delete().where(SearchResult.firstFound < (datetime.date.today() - datetime.timedelta(days=keepFor))).execute()
limit = search_request.limit
external_offset = int(search_request.offset)
search_hash = search_request.search_hash
if search_hash not in pseudo_cache.keys() or search_request.offset == 0: # If it's a new search (which starts with offset 0) do it again instead of using the cached results
logger.debug("Didn't find this query in cache or want to do a new search")
cache_entry = {"results": [], "indexer_infos": {}, "total": 0, "last_access": arrow.utcnow(), "offset": 0}
indexers_to_call = pick_indexers(search_request)
for p in indexers_to_call:
cache_entry["indexer_infos"][p] = {"has_more": True, "search_request": search_request, "total_included": False}
categoryResult = categories.getCategoryByAnyInput(search_request.category)
search_request.category = categoryResult
category = categoryResult.category
dbsearch = Search(internal=search_request.internal, query=search_request.query, category=categoryResult.category.pretty, identifier_key=search_request.identifier_key, identifier_value=search_request.identifier_value, season=search_request.season, episode=search_request.episode, type=search_request.type,
username=search_request.username)
# dbsearch.save()
cache_entry["dbsearch"] = dbsearch
# Find ignored words and pParse query for ignored words
search_request.forbiddenWords = []
search_request.requiredWords = []
if config.settings.searching.forbiddenWords:
logger.debug("Using configured global forbidden words: %s" % config.settings.searching.forbiddenWords)
search_request.forbiddenWords.extend([x.lower().strip() for x in list(filter(bool, config.settings.searching.forbiddenWords.split(",")))])
if config.settings.searching.requiredWords:
logger.debug("Using configured global required words: %s" % config.settings.searching.requiredWords)
search_request.requiredWords.extend([x.lower().strip() for x in list(filter(bool, config.settings.searching.requiredWords.split(",")))])
if category.applyRestrictions == "both" or (category.applyRestrictions == "internal" and search_request.internal) or (category.applyRestrictions == "external" and not search_request.internal):
if category.forbiddenWords:
logger.debug("Using configured forbidden words for category %s: %s" % (category.pretty, category.forbiddenWords))
search_request.forbiddenWords.extend([x.lower().strip() for x in list(filter(bool, category.forbiddenWords.split(",")))])
if category.requiredWords:
logger.debug("Using configured required words for category %s: %s" % (category.pretty, category.requiredWords))
search_request.requiredWords.extend([x.lower().strip() for x in list(filter(bool, category.requiredWords.split(",")))])
if search_request.query:
forbiddenWords = [str(x[1]) for x in re.findall(r"[\s|\b](\-\-|!)(?P<term>\w+)", search_request.query)]
if len(forbiddenWords) > 0:
logger.debug("Query before removing NOT terms: %s" % search_request.query)
search_request.query = re.sub(r"[\s|\b](\-\-|!)(?P<term>\w+)", "", search_request.query)
logger.debug("Query after removing NOT terms: %s" % search_request.query)
logger.debug("Found NOT terms: %s" % ",".join(forbiddenWords))
search_request.forbiddenWords.extend(forbiddenWords)
pseudo_cache[search_hash] = cache_entry
else:
cache_entry = pseudo_cache[search_hash]
indexers_to_call = [indexer for indexer, info in cache_entry["indexer_infos"].items() if info["has_more"]]
dbsearch = cache_entry["dbsearch"]
logger.debug("Found search in cache")
logger.debug("Will search at indexers as long as we don't have enough results for the current offset+limit and any indexer has more results.")
while len(cache_entry["results"]) < external_offset + limit and len(indexers_to_call) > 0:
logger.debug("We want %d results but have only %d so far" % ((external_offset + limit), len(cache_entry["results"])))
logger.debug("%d indexers still have results" % len(indexers_to_call))
search_request.offset = cache_entry["offset"]
logger.debug("Searching indexers with offset %d" % search_request.offset)
result = search_and_handle_db(dbsearch, {x: search_request for x in indexers_to_call})
search_results = []
indexers_to_call = []
for indexer, queries_execution_result in result["results"].items():
with db.atomic():
for result in queries_execution_result.results:
if result.title is None or result.link is None or result.indexerguid is None:
logger.info("Skipping result with missing data: %s" % result)
continue
searchResult = SearchResult().get_or_create(indexer=indexer.indexer, title=result.title, link=result.link, details=result.details_link, guid=result.indexerguid)
searchResult = searchResult[0] # Second is a boolean determining if the search result was created
result.searchResultId = searchResult.id
search_results.append(result)
logger.debug("%s returned %d results" % (indexer, len(queries_execution_result.results)))
cache_entry["indexer_infos"][indexer].update(
{"did_search": queries_execution_result.didsearch, "indexer": indexer.name, "search_request": search_request, "has_more": queries_execution_result.has_more, "total": queries_execution_result.total, "total_known": queries_execution_result.total_known,
"indexer_search": queries_execution_result.indexerSearchEntry})
if queries_execution_result.has_more:
indexers_to_call.append(indexer)
logger.debug("%s still has more results so we could use it the next round" % indexer)
if queries_execution_result.total_known:
if not cache_entry["indexer_infos"][indexer]["total_included"]:
cache_entry["total"] += queries_execution_result.total
logger.debug("%s reports %d total results. We'll include in the total this time only" % (indexer, queries_execution_result.total))
cache_entry["indexer_infos"][indexer]["total_included"] = True
elif queries_execution_result.has_more:
logger.debug("%s doesn't report an exact number of results so let's just add another 100 to the total" % indexer)
cache_entry["total"] += 100
if search_request.internal or config.settings.searching.removeDuplicatesExternal:
countBefore = len(search_results)
grouped_by_sameness = find_duplicates(search_results)
allresults = []
for group in grouped_by_sameness:
if search_request.internal:
for i in group:
# We give each group of results a unique value by which they can be identified later
i.hash = hash(group[0].guid)
allresults.append(i)
else:
# We sort by age first and then by indexerscore so the newest result with the highest indexer score is chosen
group = sorted(group, key=lambda x: x.epoch, reverse=True)
group = sorted(group, key=lambda x: x.indexerscore, reverse=True)
allresults.append(group[0])
search_results = allresults
if not search_request.internal:
countAfter = len(search_results)
countRemoved = countBefore - countAfter
logger.info("Removed %d duplicates from %d results" % (countRemoved, countBefore))
search_results = sorted(search_results, key=lambda x: x.epoch, reverse=True)
cache_entry["results"].extend(search_results)
cache_entry["offset"] += limit
if search_request.internal:
logger.debug("We have %d cached results and return them all because we search internally" % len(cache_entry["results"]))
nzb_search_results = copy.deepcopy(cache_entry["results"][external_offset:])
else:
logger.debug("We have %d cached results and return %d-%d of %d total available accounting for the limit set for the API search" % (len(cache_entry["results"]), external_offset, external_offset + limit, cache_entry["total"]))
nzb_search_results = copy.deepcopy(cache_entry["results"][external_offset:(external_offset + limit)])
cache_entry["last_access"] = arrow.utcnow()
return {"results": nzb_search_results, "indexer_infos": cache_entry["indexer_infos"], "dbsearchid": cache_entry["dbsearch"].id, "total": cache_entry["total"], "offset": external_offset}
def search(search_request):
if search_request.maxage is None and config.settings.searching.maxAge:
search_request.maxage = config.settings.searching.maxAge
logger.info("Will ignore results older than %d days" % search_request.maxage)
# Clean up cache
for k in list(pseudo_cache.keys()):
if pseudo_cache[k]["last_access"].replace(minutes=+5) < arrow.utcnow():
pseudo_cache.pop(k)
# Clean up old search results. We do this here because we don't have any background jobs and this is the function most regularly called
keepFor = config.settings.main.keepSearchResultsForDays
oldSearchResultsCount = SearchResult.select().where(SearchResult.firstFound < (datetime.date.today() - datetime.timedelta(days=keepFor))).count()
if oldSearchResultsCount > 0:
logger.info("Deleting %d search results from database that are older than %d days" % (oldSearchResultsCount, keepFor))
SearchResult.delete().where(SearchResult.firstFound < (datetime.date.today() - datetime.timedelta(days=keepFor))).execute()
else:
if logger.getEffectiveLevel() == logging.DEBUG:
logger.debug("%d search results stored in database" % SearchResult.select().count())
limit = search_request.limit
external_offset = int(search_request.offset)
search_hash = search_request.search_hash
categoryResult = categories.getCategoryByAnyInput(search_request.category)
search_request.category = categoryResult
if search_hash not in pseudo_cache.keys() or search_request.offset == 0: # If it's a new search (which starts with offset 0) do it again instead of using the cached results
logger.debug("Didn't find this query in cache or want to do a new search")
cache_entry = {"results": [], "indexer_infos": {}, "total": 0, "last_access": arrow.utcnow(), "offset": 0}
category = categoryResult.category
indexers_to_call = pick_indexers(search_request)
for p in indexers_to_call:
cache_entry["indexer_infos"][p] = {"has_more": True, "search_request": search_request, "total_included": False}
dbsearch = Search(internal=search_request.internal, query=search_request.query, category=categoryResult.category.pretty, identifier_key=search_request.identifier_key, identifier_value=search_request.identifier_value, season=search_request.season, episode=search_request.episode, type=search_request.type,
username=search_request.username)
# dbsearch.save()
cache_entry["dbsearch"] = dbsearch
# Find ignored words and parse query for ignored words
search_request.forbiddenWords = []
search_request.requiredWords = []
applyRestrictionsGlobal = config.settings.searching.applyRestrictions == "both" or (config.settings.searching.applyRestrictions == "internal" and search_request.internal) or (config.settings.searching.applyRestrictions == "external" and not search_request.internal)
applyRestrictionsCategory = category.applyRestrictions == "both" or (category.applyRestrictions == "internal" and search_request.internal) or (search_request.category.category.applyRestrictions == "external" and not search_request.internal)
if config.settings.searching.forbiddenWords and applyRestrictionsGlobal:
logger.debug("Using configured global forbidden words: %s" % config.settings.searching.forbiddenWords)
search_request.forbiddenWords.extend([x.lower().strip() for x in list(filter(bool, config.settings.searching.forbiddenWords.split(",")))])
if config.settings.searching.requiredWords and applyRestrictionsGlobal:
logger.debug("Using configured global required words: %s" % config.settings.searching.requiredWords)
search_request.requiredWords.extend([x.lower().strip() for x in list(filter(bool, config.settings.searching.requiredWords.split(",")))])
if category.forbiddenWords and applyRestrictionsCategory:
logger.debug("Using configured forbidden words for category %s: %s" % (category.pretty, category.forbiddenWords))
search_request.forbiddenWords.extend([x.lower().strip() for x in list(filter(bool, category.forbiddenWords.split(",")))])
if category.requiredWords and applyRestrictionsCategory:
logger.debug("Using configured required words for category %s: %s" % (category.pretty, category.requiredWords))
search_request.requiredWords.extend([x.lower().strip() for x in list(filter(bool, category.requiredWords.split(",")))])
if search_request.query:
forbiddenWords = [str(x[1]) for x in re.findall(r"[\s|\b](\-\-|!)(?P<term>\w+)", search_request.query)]
if len(forbiddenWords) > 0:
logger.debug("Query before removing NOT terms: %s" % search_request.query)
search_request.query = re.sub(r"[\s|\b](\-\-|!)(?P<term>\w+)", "", search_request.query)
logger.debug("Query after removing NOT terms: %s" % search_request.query)
logger.debug("Found NOT terms: %s" % ",".join(forbiddenWords))
search_request.forbiddenWords.extend(forbiddenWords)
pseudo_cache[search_hash] = cache_entry
else:
cache_entry = pseudo_cache[search_hash]
indexers_to_call = [indexer for indexer, info in cache_entry["indexer_infos"].items() if info["has_more"]]
dbsearch = cache_entry["dbsearch"]
logger.debug("Found search in cache")
logger.debug("Will search at indexers as long as we don't have enough results for the current offset+limit and any indexer has more results.")
while len(cache_entry["results"]) < external_offset + limit and len(indexers_to_call) > 0:
logger.debug("We want %d results but have only %d so far" % ((external_offset + limit), len(cache_entry["results"])))
logger.debug("%d indexers still have results" % len(indexers_to_call))
search_request.offset = cache_entry["offset"]
logger.debug("Searching indexers with offset %d" % search_request.offset)
result = search_and_handle_db(dbsearch, {x: search_request for x in indexers_to_call})
logger.debug("All search calls to indexers completed")
search_results = []
indexers_to_call = []
for indexer, queries_execution_result in result["results"].items():
#Drastically improves db access time but means that if one database write fails all fail. That's a risk we need to take
with db.atomic():
logger.debug("%s returned %d results. Writing them to database..." % (indexer, len(queries_execution_result.results)))
for result in queries_execution_result.results:
if result.title is None or result.link is None or result.indexerguid is None:
logger.info("Skipping result with missing data: %s" % result)
continue
searchResult, _ = SearchResult().create_or_get(indexer=indexer.indexer, guid=result.indexerguid, title= result.title, link= result.link, details= result.details_link)
result.searchResultId = searchResult.id
search_results.append(result)
logger.debug("Written results results to database")
cache_entry["indexer_infos"][indexer].update(
{"did_search": queries_execution_result.didsearch, "indexer": indexer.name, "search_request": search_request, "has_more": queries_execution_result.has_more, "total": queries_execution_result.total, "total_known": queries_execution_result.total_known,
"indexer_search": queries_execution_result.indexerSearchEntry})
if queries_execution_result.has_more:
indexers_to_call.append(indexer)
logger.debug("%s still has more results so we could use it the next round" % indexer)
if queries_execution_result.total_known:
if not cache_entry["indexer_infos"][indexer]["total_included"]:
cache_entry["total"] += queries_execution_result.total
logger.debug("%s reports %d total results. We'll include in the total this time only" % (indexer, queries_execution_result.total))
cache_entry["indexer_infos"][indexer]["total_included"] = True
elif queries_execution_result.has_more:
logger.debug("%s doesn't report an exact number of results so let's just add another 100 to the total" % indexer)
cache_entry["total"] += 100
if search_request.internal or config.settings.searching.removeDuplicatesExternal:
logger.debug("Searching for duplicates")
countBefore = len(search_results)
grouped_by_sameness = find_duplicates(search_results)
allresults = []
for group in grouped_by_sameness:
if search_request.internal:
for i in group:
# We give each group of results a unique value by which they can be identified later
i.hash = hash(group[0].details_link)
allresults.append(i)
else:
# We sort by age first and then by indexerscore so the newest result with the highest indexer score is chosen
group = sorted(group, key=lambda x: x.epoch, reverse=True)
group = sorted(group, key=lambda x: x.indexerscore, reverse=True)
allresults.append(group[0])
search_results = allresults
if not search_request.internal:
countAfter = len(search_results)
countRemoved = countBefore - countAfter
logger.info("Removed %d duplicates from %d results" % (countRemoved, countBefore))
search_results = sorted(search_results, key=lambda x: x.epoch, reverse=True)
cache_entry["results"].extend(search_results)
cache_entry["offset"] += limit
if search_request.internal:
logger.debug("We have %d cached results and return them all because we search internally" % len(cache_entry["results"]))
nzb_search_results = copy.deepcopy(cache_entry["results"][external_offset:])
else:
logger.debug("We have %d cached results and return %d-%d of %d total available accounting for the limit set for the API search" % (len(cache_entry["results"]), external_offset, external_offset + limit, cache_entry["total"]))
nzb_search_results = copy.deepcopy(cache_entry["results"][external_offset:(external_offset + limit)])
cache_entry["last_access"] = arrow.utcnow()
logger.info("Returning %d results" % len(nzb_search_results))
return {"results": nzb_search_results, "indexer_infos": cache_entry["indexer_infos"], "dbsearchid": cache_entry["dbsearch"].id, "total": cache_entry["total"], "offset": external_offset}
