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Store: Search, Only use the search filter's filtered results when there is a query and it is a filterable query. This allows for the stores best guess matches to come though.

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This commit is contained in:
John Schember 2011-12-03 13:08:39 -05:00
parent 6595a3d01c
commit 9c3af69651
1 changed files with 35 additions and 1 deletions
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36
src/calibre/gui2/store/search/models.py
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@ -62,6 +62,7 @@ class Matches(QAbstractItemModel):
# Only the showing matches.
self.matches = []
self.query = ''
self.filterable_query = False
self.search_filter = SearchFilter()
self.cover_pool = CoverThreadPool(cover_thread_count)
self.details_pool = DetailsThreadPool(detail_thread_count)
@ -82,6 +83,7 @@ class Matches(QAbstractItemModel):
self.all_matches = []
self.search_filter.clear_search_results()
self.query = ''
self.filterable_query = False
self.cover_pool.abort()
self.details_pool.abort()
self.total_changed.emit(self.rowCount())
@ -113,7 +115,10 @@ class Matches(QAbstractItemModel):
def filter_results(self):
self.layoutAboutToBeChanged.emit()
if self.query:
# Only use the search filter's filtered results when there is a query
# and it is a filterable query. This allows for the stores best guess
# matches to come though.
if self.query and self.filterable_query:
self.matches = list(self.search_filter.parse(self.query))
else:
self.matches = list(self.search_filter.universal_set())
@ -134,6 +139,35 @@ class Matches(QAbstractItemModel):
def set_query(self, query):
self.query = query
self.filterable_query = self.is_filterable_query(query)
def is_filterable_query(self, query):
# Remove control modifiers.
query = query.replace('\\', '')
query = query.replace('!', '')
query = query.replace('=', '')
query = query.replace('~', '')
query = query.replace('>', '')
query = query.replace('<', '')
# Store the query at this point for comparision later
mod_query = query
# Remove filter identifiers
# Remove the prefix.
for loc in ('all', 'author', 'authors', 'title'):
query = re.sub(r'%s:"(?P<a>[^\s"]+)"' % loc, '\g<a>', query)
query = query.replace('%s:' % loc, '')
# Remove the prefix and search text.
for loc in ('cover', 'download', 'downloads', 'drm', 'format', 'formats', 'price', 'store'):
query = re.sub(r'%s:"[^"]"' % loc, '', query)
query = re.sub(r'%s:[^\s]*' % loc, '', query)
# Remove whitespace
query = re.sub('\s', '', query)
mod_query = re.sub('\s', '', mod_query)
# If mod_query and query are the same then there were no filter modifiers
# so this isn't a filterable query.
if mod_query == query:
return False
return True
def index(self, row, column, parent=QModelIndex()):
return self.createIndex(row, column)