def test_watchers(self):
# Test if file changes are correctly detected
# Make sure to handle not getting any files correctly.
dirname = os.path.join(os.path.dirname(__file__), 'content')
folder_watcher = utils.folder_watcher(dirname, ['rst'])
path = os.path.join(dirname, 'article_with_metadata.rst')
file_watcher = utils.file_watcher(path)
# first check returns True
self.assertEqual(next(folder_watcher), True)
self.assertEqual(next(file_watcher), True)
# next check without modification returns False
self.assertEqual(next(folder_watcher), False)
self.assertEqual(next(file_watcher), False)
# after modification, returns True
t = time.time()
os.utime(path, (t, t))
self.assertEqual(next(folder_watcher), True)
self.assertEqual(next(file_watcher), True)
# file watcher with None or empty path should return None
self.assertEqual(next(utils.file_watcher('')), None)
self.assertEqual(next(utils.file_watcher(None)), None)
empty_path = os.path.join(os.path.dirname(__file__), 'empty')
try:
os.mkdir(empty_path)
os.mkdir(os.path.join(empty_path, "empty_folder"))
shutil.copy(__file__, empty_path)
# if no files of interest, returns None
watcher = utils.folder_watcher(empty_path, ['rst'])
self.assertEqual(next(watcher), None)
except OSError:
self.fail("OSError Exception in test_files_changed test")
finally:
shutil.rmtree(empty_path, True)
def test_watchers(self):
# Test if file changes are correctly detected
# Make sure to handle not getting any files correctly.
dirname = os.path.join(os.path.dirname(__file__), 'content')
folder_watcher = utils.folder_watcher(dirname, ['rst'])
path = os.path.join(dirname, 'article_with_metadata.rst')
file_watcher = utils.file_watcher(path)
# first check returns True
self.assertEqual(next(folder_watcher), True)
self.assertEqual(next(file_watcher), True)
# next check without modification returns False
self.assertEqual(next(folder_watcher), False)
self.assertEqual(next(file_watcher), False)
# after modification, returns True
t = time.time()
os.utime(path, (t, t))
self.assertEqual(next(folder_watcher), True)
self.assertEqual(next(file_watcher), True)
# file watcher with None or empty path should return None
self.assertEqual(next(utils.file_watcher('')), None)
self.assertEqual(next(utils.file_watcher(None)), None)
empty_path = os.path.join(os.path.dirname(__file__), 'empty')
try:
os.mkdir(empty_path)
os.mkdir(os.path.join(empty_path, "empty_folder"))
shutil.copy(__file__, empty_path)
# if no files of interest, returns None
watcher = utils.folder_watcher(empty_path, ['rst'])
self.assertEqual(next(watcher), None)
except OSError:
self.fail("OSError Exception in test_files_changed test")
finally:
shutil.rmtree(empty_path, True)
def setup(self):
config_file = self.args.settings
if config_file is None and os.path.isfile(DEFAULT_CONFIG_NAME):
config_file = DEFAULT_CONFIG_NAME
self.settings = read_settings(config_file,
override=get_config(self.args))
cls = self.settings['PELICAN_CLASS']
if isinstance(cls, six.string_types):
module, cls_name = cls.rsplit('.', 1)
module = __import__(module)
cls = getattr(module, cls_name)
self.pelican = cls(self.settings)
readers = Readers(self.settings)
self.watchers = {'content': folder_watcher(self.pelican.path,
readers.extensions,
self.pelican.ignore_files),
'theme': folder_watcher(self.pelican.theme,
[''],
self.pelican.ignore_files),
'settings': file_watcher(self.args.settings)}
for static_path in self.settings.get("STATIC_PATHS", []):
# use a prefix to avoid overriding standard watchers above
self.watchers['[static]%s' % static_path] = folder_watcher(
os.path.join(self.pelican.path, static_path),
[''],
self.pelican.ignore_files)
if next(self.watchers['content']) is None:
logger.warning('No valid files found in content.')
if next(self.watchers['theme']) is None:
logger.warning('Empty theme folder. Using `basic` theme.')
def main():
args = parse_arguments()
init(args.verbosity)
pelican, settings = get_instance(args)
readers = Readers(settings)
watchers = {
'content':
folder_watcher(pelican.path, readers.extensions, pelican.ignore_files),
'theme':
folder_watcher(pelican.theme, [''], pelican.ignore_files),
'settings':
file_watcher(args.settings)
}
try:
if args.autoreload:
print(' --- AutoReload Mode: Monitoring `content`, `theme` and'
' `settings` for changes. ---')
while True:
try:
# Check source dir for changed files ending with the given
# extension in the settings. In the theme dir is no such
# restriction; all files are recursively checked if they
# have changed, no matter what extension the filenames
# have.
modified = {k: next(v) for k, v in watchers.items()}
if modified['settings']:
pelican, settings = get_instance(args)
if any(modified.values()):
print('\n-> Modified: {}. re-generating...'.format(
', '.join(k for k, v in modified.items() if v)))
if modified['content'] is None:
logger.warning('No valid files found in content.')
if modified['theme'] is None:
logger.warning(
'Empty theme folder. Using `basic` theme.')
pelican.run()
except KeyboardInterrupt:
logger.warning("Keyboard interrupt, quitting.")
break
except Exception as e:
if (args.verbosity == logging.DEBUG):
logger.critical(e.args)
raise
logger.warning(
'Caught exception "{0}". Reloading.'.format(e))
finally:
time.sleep(.5) # sleep to avoid cpu load
else:
if next(watchers['content']) is None:
logger.warning('No valid files found in content.')
if next(watchers['theme']) is None:
logger.warning('Empty theme folder. Using `basic` theme.')
pelican.run()
except Exception as e:
# localized systems have errors in native language if locale is set
# so convert the message to unicode with the correct encoding
msg = str(e)
if not six.PY3:
msg = msg.decode(locale.getpreferredencoding())
logger.critical(msg)
if (args.verbosity == logging.DEBUG):
raise
else:
sys.exit(getattr(e, 'exitcode', 1))
def main():
args = parse_arguments()
init(args.verbosity)
pelican = get_instance(args)
watchers = {'content': folder_watcher(pelican.path,
pelican.markup,
pelican.ignore_files),
'theme': folder_watcher(pelican.theme,
[''],
pelican.ignore_files),
'settings': file_watcher(args.settings)}
try:
if args.autoreload:
print(' --- AutoReload Mode: Monitoring `content`, `theme` and `settings`'
' for changes. ---')
while True:
try:
# Check source dir for changed files ending with the given
# extension in the settings. In the theme dir is no such
# restriction; all files are recursively checked if they
# have changed, no matter what extension the filenames
# have.
modified = {k: next(v) for k, v in watchers.items()}
if modified['settings']:
pelican = get_instance(args)
if any(modified.values()):
print('\n-> Modified: {}. re-generating...'.format(
', '.join(k for k, v in modified.items() if v)))
if modified['content'] is None:
logger.warning('No valid files found in content.')
if modified['theme'] is None:
logger.warning('Empty theme folder. Using `basic` theme.')
pelican.run()
except KeyboardInterrupt:
logger.warning("Keyboard interrupt, quitting.")
break
except Exception as e:
if (args.verbosity == logging.DEBUG):
logger.critical(e.args)
raise
logger.warning(
'Caught exception "{0}". Reloading.'.format(e))
finally:
time.sleep(.5) # sleep to avoid cpu load
else:
if next(watchers['content']) is None:
logger.warning('No valid files found in content.')
if next(watchers['theme']) is None:
logger.warning('Empty theme folder. Using `basic` theme.')
pelican.run()
except Exception as e:
# localized systems have errors in native language if locale is set
# so convert the message to unicode with the correct encoding
msg = str(e)
if not six.PY3:
msg = msg.decode(locale.getpreferredencoding(False))
logger.critical(msg)
if (args.verbosity == logging.DEBUG):
raise
else:
sys.exit(getattr(e, 'exitcode', 1))
def main():
args = parse_arguments()
init(args.verbosity)
pelican, settings = get_instance(args)
readers = Readers(settings)
watchers = {
'content':
folder_watcher(pelican.path, readers.extensions, pelican.ignore_files),
'theme':
folder_watcher(pelican.theme, [''], pelican.ignore_files),
'settings':
file_watcher(args.settings)
}
old_static = settings.get("STATIC_PATHS", [])
for static_path in old_static:
# use a prefix to avoid possible overriding of standard watchers above
watchers['[static]%s' % static_path] = folder_watcher(
os.path.join(pelican.path, static_path), [''],
pelican.ignore_files)
try:
if args.autoreload:
print(' --- AutoReload Mode: Monitoring `content`, `theme` and'
' `settings` for changes. ---')
def _ignore_cache(pelican_obj):
if pelican_obj.settings['AUTORELOAD_IGNORE_CACHE']:
pelican_obj.settings['LOAD_CONTENT_CACHE'] = False
while True:
try:
# Check source dir for changed files ending with the given
# extension in the settings. In the theme dir is no such
# restriction; all files are recursively checked if they
# have changed, no matter what extension the filenames
# have.
modified = {k: next(v) for k, v in watchers.items()}
original_load_cache = settings['LOAD_CONTENT_CACHE']
if modified['settings']:
pelican, settings = get_instance(args)
original_load_cache = settings['LOAD_CONTENT_CACHE']
_ignore_cache(pelican)
# Adjust static watchers if there are any changes
new_static = settings.get("STATIC_PATHS", [])
# Added static paths
# Add new watchers and set them as modified
for static_path in set(new_static).difference(
old_static):
static_key = '[static]%s' % static_path
watchers[static_key] = folder_watcher(
os.path.join(pelican.path, static_path), [''],
pelican.ignore_files)
modified[static_key] = next(watchers[static_key])
# Removed static paths
# Remove watchers and modified values
for static_path in set(old_static).difference(
new_static):
static_key = '[static]%s' % static_path
watchers.pop(static_key)
modified.pop(static_key)
# Replace old_static with the new one
old_static = new_static
if any(modified.values()):
print('\n-> Modified: {}. re-generating...'.format(
', '.join(k for k, v in modified.items() if v)))
if modified['content'] is None:
logger.warning('No valid files found in content.')
if modified['theme'] is None:
logger.warning('Empty theme folder. Using `basic` '
'theme.')
pelican.run()
# restore original caching policy
pelican.settings[
'LOAD_CONTENT_CACHE'] = original_load_cache
except KeyboardInterrupt:
logger.warning("Keyboard interrupt, quitting.")
break
except Exception as e:
if (args.verbosity == logging.DEBUG):
logger.critical(e.args)
raise
logger.warning('Caught exception "%s". Reloading.', e)
finally:
time.sleep(.5) # sleep to avoid cpu load
else:
if next(watchers['content']) is None:
logger.warning('No valid files found in content.')
if next(watchers['theme']) is None:
logger.warning('Empty theme folder. Using `basic` theme.')
pelican.run()
except Exception as e:
logger.critical('%s', e)
if args.verbosity == logging.DEBUG:
raise
else:
sys.exit(getattr(e, 'exitcode', 1))
def main():
args = parse_arguments()
init(args.verbosity)
pelican, settings = get_instance(args)
readers = Readers(settings)
watchers = {'content': folder_watcher(pelican.path,
readers.extensions,
pelican.ignore_files),
'theme': folder_watcher(pelican.theme,
[''],
pelican.ignore_files),
'settings': file_watcher(args.settings)}
for static_path in settings.get("STATIC_PATHS", []):
watchers[static_path] = folder_watcher(static_path, [''], pelican.ignore_files)
try:
if args.autoreload:
print(' --- AutoReload Mode: Monitoring `content`, `theme` and'
' `settings` for changes. ---')
def _ignore_cache(pelican_obj):
if pelican_obj.settings['AUTORELOAD_IGNORE_CACHE']:
pelican_obj.settings['LOAD_CONTENT_CACHE'] = False
while True:
try:
# Check source dir for changed files ending with the given
# extension in the settings. In the theme dir is no such
# restriction; all files are recursively checked if they
# have changed, no matter what extension the filenames
# have.
modified = {k: next(v) for k, v in watchers.items()}
original_load_cache = settings['LOAD_CONTENT_CACHE']
if modified['settings']:
pelican, settings = get_instance(args)
original_load_cache = settings['LOAD_CONTENT_CACHE']
_ignore_cache(pelican)
if any(modified.values()):
print('\n-> Modified: {}. re-generating...'.format(
', '.join(k for k, v in modified.items() if v)))
if modified['content'] is None:
logger.warning('No valid files found in content.')
if modified['theme'] is None:
logger.warning('Empty theme folder. Using `basic` '
'theme.')
pelican.run()
# restore original caching policy
pelican.settings['LOAD_CONTENT_CACHE'] = original_load_cache
except KeyboardInterrupt:
logger.warning("Keyboard interrupt, quitting.")
break
except Exception as e:
if (args.verbosity == logging.DEBUG):
logger.critical(e.args)
raise
logger.warning(
'Caught exception "%s". Reloading.', e)
finally:
time.sleep(.5) # sleep to avoid cpu load
else:
if next(watchers['content']) is None:
logger.warning('No valid files found in content.')
if next(watchers['theme']) is None:
logger.warning('Empty theme folder. Using `basic` theme.')
pelican.run()
except Exception as e:
logger.critical('%s', e)
if args.verbosity == logging.DEBUG:
raise
else:
sys.exit(getattr(e, 'exitcode', 1))
def main():
args = parse_arguments()
init(args.verbosity)
pelican, settings = get_instance(args)
readers = Readers(settings)
watchers = {'content': folder_watcher(pelican.path,
readers.extensions,
pelican.ignore_files),
'theme': folder_watcher(pelican.theme,
[''],
pelican.ignore_files),
'settings': file_watcher(args.settings)}
old_static = settings.get("STATIC_PATHS", [])
for static_path in old_static:
# use a prefix to avoid possible overriding of standard watchers above
watchers['[static]%s' % static_path] = folder_watcher(
os.path.join(pelican.path, static_path),
[''],
pelican.ignore_files)
try:
if args.autoreload:
print(' --- AutoReload Mode: Monitoring `content`, `theme` and'
' `settings` for changes. ---')
while True:
try:
# Check source dir for changed files ending with the given
# extension in the settings. In the theme dir is no such
# restriction; all files are recursively checked if they
# have changed, no matter what extension the filenames
# have.
modified = {k: next(v) for k, v in watchers.items()}
if modified['settings']:
pelican, settings = get_instance(args)
# Adjust static watchers if there are any changes
new_static = settings.get("STATIC_PATHS", [])
# Added static paths
# Add new watchers and set them as modified
new_watchers = set(new_static).difference(old_static)
for static_path in new_watchers:
static_key = '[static]%s' % static_path
watchers[static_key] = folder_watcher(
os.path.join(pelican.path, static_path),
[''],
pelican.ignore_files)
modified[static_key] = next(watchers[static_key])
# Removed static paths
# Remove watchers and modified values
old_watchers = set(old_static).difference(new_static)
for static_path in old_watchers:
static_key = '[static]%s' % static_path
watchers.pop(static_key)
modified.pop(static_key)
# Replace old_static with the new one
old_static = new_static
if any(modified.values()):
print('\n-> Modified: {}. re-generating...'.format(
', '.join(k for k, v in modified.items() if v)))
if modified['content'] is None:
logger.warning('No valid files found in content.')
if modified['theme'] is None:
logger.warning('Empty theme folder. Using `basic` '
'theme.')
pelican.run()
except KeyboardInterrupt:
logger.warning("Keyboard interrupt, quitting.")
break
except Exception as e:
if (args.verbosity == logging.DEBUG):
raise
logger.warning(
'Caught exception "%s". Reloading.', e)
finally:
time.sleep(.5) # sleep to avoid cpu load
else:
if next(watchers['content']) is None:
logger.warning('No valid files found in content.')
if next(watchers['theme']) is None:
logger.warning('Empty theme folder. Using `basic` theme.')
pelican.run()
except Exception as e:
logger.critical('%s', e)
if args.verbosity == logging.DEBUG:
raise
else:
sys.exit(getattr(e, 'exitcode', 1))
def main():
args = parse_arguments()
logs_dedup_min_level = getattr(logging, args.logs_dedup_min_level)
init_logging(args.verbosity, args.fatal,
logs_dedup_min_level=logs_dedup_min_level)
logger.debug('Pelican version: %s', __version__)
logger.debug('Python version: %s', sys.version.split()[0])
try:
pelican, settings = get_instance(args)
readers = Readers(settings)
reader_descs = sorted(set(['%s (%s)' %
(type(r).__name__,
', '.join(r.file_extensions))
for r in readers.readers.values()
if r.enabled]))
watchers = {'content': folder_watcher(pelican.path,
readers.extensions,
pelican.ignore_files),
'theme': folder_watcher(pelican.theme,
[''],
pelican.ignore_files),
'settings': file_watcher(args.settings)}
old_static = settings.get("STATIC_PATHS", [])
for static_path in old_static:
# use a prefix to avoid possible overriding of standard watchers
# above
watchers['[static]%s' % static_path] = folder_watcher(
os.path.join(pelican.path, static_path),
[''],
pelican.ignore_files)
if args.autoreload and args.listen:
excqueue = multiprocessing.Queue()
p1 = multiprocessing.Process(
target=autoreload,
args=(watchers, args, old_static, reader_descs, excqueue))
p2 = multiprocessing.Process(
target=listen,
args=(settings.get('BIND'), settings.get('PORT'),
settings.get("OUTPUT_PATH"), excqueue))
p1.start()
p2.start()
exc = excqueue.get()
p1.terminate()
p2.terminate()
logger.critical(exc)
elif args.autoreload:
print(' --- AutoReload Mode: Monitoring `content`, `theme` and'
' `settings` for changes. ---')
autoreload(watchers, args, old_static, reader_descs)
elif args.listen:
listen(settings.get('BIND'), settings.get('PORT'),
settings.get("OUTPUT_PATH"))
else:
if next(watchers['content']) is None:
logger.warning(
'No valid files found in content for '
+ 'the active readers:\n'
+ '\n'.join(reader_descs))
if next(watchers['theme']) is None:
logger.warning('Empty theme folder. Using `basic` theme.')
pelican.run()
except Exception as e:
logger.critical('%s', e)
if args.verbosity == logging.DEBUG:
raise
else:
sys.exit(getattr(e, 'exitcode', 1))
def main():
args = parse_arguments()
init(args.verbosity)
pelican, settings = get_instance(args)
readers = Readers(settings)
watchers = {'content': folder_watcher(pelican.path,
readers.extensions,
pelican.ignore_files),
'theme': folder_watcher(pelican.theme,
[''],
pelican.ignore_files),
'settings': file_watcher(args.settings)}
for static_path in settings.get("STATIC_PATHS", []):
watchers[static_path] = folder_watcher(static_path, [''], pelican.ignore_files)
try:
if args.autoreload:
print(' --- AutoReload Mode: Monitoring `content`, `theme` and'
' `settings` for changes. ---')
first_run = True # load cache on first run
while True:
try:
# Check source dir for changed files ending with the given
# extension in the settings. In the theme dir is no such
# restriction; all files are recursively checked if they
# have changed, no matter what extension the filenames
# have.
modified = {k: next(v) for k, v in watchers.items()}
original_load_cache = settings['LOAD_CONTENT_CACHE']
if modified['settings']:
pelican, settings = get_instance(args)
if not first_run:
original_load_cache = settings['LOAD_CONTENT_CACHE']
# invalidate cache
pelican.settings['LOAD_CONTENT_CACHE'] = False
if any(modified.values()):
print('\n-> Modified: {}. re-generating...'.format(
', '.join(k for k, v in modified.items() if v)))
if modified['content'] is None:
logger.warning('No valid files found in content.')
if modified['theme'] is None:
logger.warning('Empty theme folder. Using `basic` '
'theme.')
elif modified['theme']:
# theme modified, needs full rebuild -> no cache
if not first_run: # but not on first run
pelican.settings['LOAD_CONTENT_CACHE'] = False
pelican.run()
first_run = False
# restore original caching policy
pelican.settings['LOAD_CONTENT_CACHE'] = original_load_cache
except KeyboardInterrupt:
logger.warning("Keyboard interrupt, quitting.")
break
except Exception as e:
if (args.verbosity == logging.DEBUG):
logger.critical(e.args)
raise
logger.warning(
'Caught exception "{0}". Reloading.'.format(e))
finally:
time.sleep(.5) # sleep to avoid cpu load
else:
if next(watchers['content']) is None:
logger.warning('No valid files found in content.')
if next(watchers['theme']) is None:
logger.warning('Empty theme folder. Using `basic` theme.')
pelican.run()
except Exception as e:
# localized systems have errors in native language if locale is set
# so convert the message to unicode with the correct encoding
msg = str(e)
if not six.PY3:
msg = msg.decode(locale.getpreferredencoding())
logger.critical(msg)
if args.verbosity == logging.DEBUG:
raise
else:
sys.exit(getattr(e, 'exitcode', 1))
def main():
args = parse_arguments()
logs_dedup_min_level = getattr(logging, args.logs_dedup_min_level)
init_logging(args.verbosity, args.fatal,
logs_dedup_min_level=logs_dedup_min_level)
logger.debug('Pelican version: %s', __version__)
logger.debug('Python version: %s', sys.version.split()[0])
try:
pelican, settings = get_instance(args)
readers = Readers(settings)
reader_descs = sorted(set(['%s (%s)' %
(type(r).__name__,
', '.join(r.file_extensions))
for r in readers.readers.values()
if r.enabled]))
watchers = {'content': folder_watcher(pelican.path,
readers.extensions,
pelican.ignore_files),
'theme': folder_watcher(pelican.theme,
[''],
pelican.ignore_files),
'settings': file_watcher(args.settings)}
old_static = settings.get("STATIC_PATHS", [])
for static_path in old_static:
# use a prefix to avoid possible overriding of standard watchers
# above
watchers['[static]%s' % static_path] = folder_watcher(
os.path.join(pelican.path, static_path),
[''],
pelican.ignore_files)
if args.autoreload:
print(' --- AutoReload Mode: Monitoring `content`, `theme` and'
' `settings` for changes. ---')
while True:
try:
# Check source dir for changed files ending with the given
# extension in the settings. In the theme dir is no such
# restriction; all files are recursively checked if they
# have changed, no matter what extension the filenames
# have.
modified = {k: next(v) for k, v in watchers.items()}
if modified['settings']:
pelican, settings = get_instance(args)
# Adjust static watchers if there are any changes
new_static = settings.get("STATIC_PATHS", [])
# Added static paths
# Add new watchers and set them as modified
new_watchers = set(new_static).difference(old_static)
for static_path in new_watchers:
static_key = '[static]%s' % static_path
watchers[static_key] = folder_watcher(
os.path.join(pelican.path, static_path),
[''],
pelican.ignore_files)
modified[static_key] = next(watchers[static_key])
# Removed static paths
# Remove watchers and modified values
old_watchers = set(old_static).difference(new_static)
for static_path in old_watchers:
static_key = '[static]%s' % static_path
watchers.pop(static_key)
modified.pop(static_key)
# Replace old_static with the new one
old_static = new_static
if any(modified.values()):
print('\n-> Modified: {}. re-generating...'.format(
', '.join(k for k, v in modified.items() if v)))
if modified['content'] is None:
logger.warning(
'No valid files found in content for '
+ 'the active readers:\n'
+ '\n'.join(reader_descs))
if modified['theme'] is None:
logger.warning('Empty theme folder. Using `basic` '
'theme.')
pelican.run()
except KeyboardInterrupt:
logger.warning("Keyboard interrupt, quitting.")
break
except Exception as e:
if (args.verbosity == logging.DEBUG):
raise
logger.warning(
'Caught exception "%s". Reloading.', e)
finally:
time.sleep(.5) # sleep to avoid cpu load
else:
if next(watchers['content']) is None:
logger.warning(
'No valid files found in content for '
+ 'the active readers:\n'
+ '\n'.join(reader_descs))
if next(watchers['theme']) is None:
logger.warning('Empty theme folder. Using `basic` theme.')
pelican.run()
except Exception as e:
logger.critical('%s', e)
if args.verbosity == logging.DEBUG:
raise
else:
sys.exit(getattr(e, 'exitcode', 1))
def main():
args = parse_arguments()
init(args.verbosity)
pelican = get_instance(args)
watchers = {
'content':
folder_watcher(pelican.path, pelican.markup, pelican.ignore_files),
'theme':
folder_watcher(pelican.theme, [''], pelican.ignore_files),
'settings':
file_watcher(args.settings)
}
# Watch for changes of the TEMPLATE_PAGES. Don't include these
# inside `watchers`, as they could appear as a subdirectory of the
# pelican.path. Since later the filenames are used in a
# dictionary, the order in which the file is checked would be
# unpredictable.
template_watchers = {}
if pelican.settings['TEMPLATE_PAGES']:
dirs, extensions = directories_from_template_pages(pelican)
for d in dirs:
template_watchers[d] = folder_watcher(d, extensions,
pelican.ignore_files)
try:
if args.autoreload:
print(
' --- AutoReload Mode: Monitoring `content`, `theme` and `settings`'
' for changes. ---')
while True:
try:
# Check source dir for changed files ending with the given
# extension in the settings. In the theme dir is no such
# restriction; all files are recursively checked if they
# have changed, no matter what extension the filenames
# have.
modified = {k: next(v) for k, v in watchers.items()}
if modified['settings']:
pelican = get_instance(args)
should_regenerate = False
if any(modified.values()):
print('\n-> Modified: {}. re-generating...'.format(
', '.join(k for k, v in modified.items() if v)))
if modified['content'] is None:
logger.warning('No valid files found in content.')
if modified['theme'] is None:
logger.warning(
'Empty theme folder. Using `basic` theme.')
should_regenerate |= True
# Check the template watchers
modified = {
k: next(v)
for k, v in template_watchers.items()
}
if any(modified.values()):
print('\n-> Modified: {}. re-generating...'.format(
', '.join(k for k, v in modified.items() if v)))
should_regenerate |= True
if should_regenerate:
pelican.run()
except KeyboardInterrupt:
logger.warning("Keyboard interrupt, quitting.")
break
except Exception as e:
if (args.verbosity == logging.DEBUG):
logger.critical(e.args)
raise
logger.warning(
'Caught exception "{0}". Reloading.'.format(e))
finally:
time.sleep(.5) # sleep to avoid cpu load
else:
if next(watchers['content']) is None:
logger.warning('No valid files found in content.')
if next(watchers['theme']) is None:
logger.warning('Empty theme folder. Using `basic` theme.')
pelican.run()
except Exception as e:
# localized systems have errors in native language if locale is set
# so convert the message to unicode with the correct encoding
msg = str(e)
if not six.PY3:
msg = msg.decode(locale.getpreferredencoding(False))
logger.critical(msg)
if (args.verbosity == logging.DEBUG):
raise
else:
sys.exit(getattr(e, 'exitcode', 1))
def main():
args = parse_arguments()
init(args.verbosity)
pelican, settings = get_instance(args)
readers = Readers(settings)
watchers = {
"content": folder_watcher(pelican.path, readers.extensions, pelican.ignore_files),
"theme": folder_watcher(pelican.theme, [""], pelican.ignore_files),
"settings": file_watcher(args.settings),
}
for static_path in settings.get("STATIC_PATHS", []):
watchers[static_path] = folder_watcher(static_path, [""], pelican.ignore_files)
try:
if args.autoreload:
print(" --- AutoReload Mode: Monitoring `content`, `theme` and" " `settings` for changes. ---")
def _ignore_cache(pelican_obj):
if pelican_obj.settings["AUTORELOAD_IGNORE_CACHE"]:
pelican_obj.settings["LOAD_CONTENT_CACHE"] = False
while True:
try:
# Check source dir for changed files ending with the given
# extension in the settings. In the theme dir is no such
# restriction; all files are recursively checked if they
# have changed, no matter what extension the filenames
# have.
modified = {k: next(v) for k, v in watchers.items()}
original_load_cache = settings["LOAD_CONTENT_CACHE"]
if modified["settings"]:
pelican, settings = get_instance(args)
original_load_cache = settings["LOAD_CONTENT_CACHE"]
print(pelican.settings["AUTORELOAD_IGNORE_CACHE"])
_ignore_cache(pelican)
if any(modified.values()):
print(
"\n-> Modified: {}. re-generating...".format(", ".join(k for k, v in modified.items() if v))
)
if modified["content"] is None:
logger.warning("No valid files found in content.")
if modified["theme"] is None:
logger.warning("Empty theme folder. Using `basic` " "theme.")
pelican.run()
# restore original caching policy
pelican.settings["LOAD_CONTENT_CACHE"] = original_load_cache
except KeyboardInterrupt:
logger.warning("Keyboard interrupt, quitting.")
break
except Exception as e:
if args.verbosity == logging.DEBUG:
logger.critical(e.args)
raise
logger.warning('Caught exception "{0}". Reloading.'.format(e))
finally:
time.sleep(0.5) # sleep to avoid cpu load
else:
if next(watchers["content"]) is None:
logger.warning("No valid files found in content.")
if next(watchers["theme"]) is None:
logger.warning("Empty theme folder. Using `basic` theme.")
pelican.run()
except Exception as e:
# localized systems have errors in native language if locale is set
# so convert the message to unicode with the correct encoding
msg = str(e)
if not six.PY3:
msg = msg.decode(locale.getpreferredencoding())
logger.critical(msg)
if args.verbosity == logging.DEBUG:
raise
else:
sys.exit(getattr(e, "exitcode", 1))
