def check_cache(self):
"""changes layout according to the cache existens
"""
# disables the search button if cache does not exists
if not GutenbergCache.exists():
# disables the search button if not
self.queryBox.setDisabled(True)
self.infoBox.setText(
"Cache must be generated before first launch, it can take up to 10min",
"warning")
# disables the the cache generation button if it does exists
else:
self.cacheGenerationButton.setDisabled(True)
def generate_cache(self):
"""generates the cache
"""
if not GutenbergCache.exists():
try:
self.infoBox.setText(
"The cache is being generated. This can take up to 10min.",
"warning")
GutenbergCache.create(refresh=True,
download=True,
unpack=True,
parse=True,
deleteTemp=True)
self.infoBox.setText("Cache generated!")
self.cacheGenerationButton.setDisabled(True)
self.queryBox.setEnabled(True)
except Exception as exc:
print(exc)
self.infoBox.setText(
"An error occurred while building the cache", "error")
else:
self.infoBox.setText("The cache already exists.")