def unused_media_files(self):
"""Returns a set of media files which are in the media directory but
which are not referenced in the cards.
"""
case_insensitive = is_filesystem_case_insensitive()
# Files referenced in the database.
files_in_db = set()
for result in self.con.execute(\
"select value from data_for_fact where value like '%src=%'"):
for match in re_src.finditer(result[0]):
filename = match.group(2)
if case_insensitive:
filename = filename.lower()
files_in_db.add(filename)
# Files in the media dir.
files_in_media_dir = set()
for root, dirnames, filenames in os.walk(self.media_dir()):
root = contract_path(root, self.media_dir())
if root.startswith("_"):
continue
for filename in filenames:
# Paths are stored using unix convention.
if root:
filename = root + "/" + filename
if case_insensitive:
filename = filename.lower()
files_in_media_dir.add(filename)
return files_in_media_dir - files_in_db
def unused_media_files(self):
"""Returns a set of media files which are in the media directory but
which are not referenced in the cards.
"""
case_insensitive = is_filesystem_case_insensitive()
# Files referenced in the database.
files_in_db = set()
for result in self.con.execute("select value from data_for_fact where value like '%src=%'"):
for match in re_src.finditer(result[0]):
filename = match.group(2)
if case_insensitive:
filename = filename.lower()
files_in_db.add(filename)
# Files in the media dir.
files_in_media_dir = set()
for root, dirnames, filenames in os.walk(self.media_dir()):
root = contract_path(root, self.media_dir())
if root.startswith("_"):
continue
for filename in filenames:
# Paths are stored using unix convention.
if root:
filename = root + "/" + filename
if case_insensitive:
filename = filename.lower()
files_in_media_dir.add(filename)
return files_in_media_dir - files_in_db