def on_failure(self, exc, task_id, args, kwargs, einfo):
"""
If the processing failed we should mark that in the database.
Assuming that the exception raised is a subclass of
BaseProcessingFail, we can use that to get more information
about the failure and store that for conveying information to
users about the failure, etc.
"""
entry_id = args[0]
mark_entry_failed(entry_id, exc)
entry = mgg.database.MediaEntry.query.filter_by(id=entry_id).first()
json_processing_callback(entry)
def on_failure(self, exc, task_id, args, kwargs, einfo):
"""
If the processing failed we should mark that in the database.
Assuming that the exception raised is a subclass of
BaseProcessingFail, we can use that to get more information
about the failure and store that for conveying information to
users about the failure, etc.
"""
entry_id = args[0]
mark_entry_failed(entry_id, exc)
entry = mgg.database.MediaEntry.query.filter_by(id=entry_id).first()
json_processing_callback(entry)
def run(self, media_id, feed_url):
"""
Pass the media entry off to the appropriate processing function
(for now just process_image...)
:param feed_url: The feed URL that the PuSH server needs to be
updated for.
"""
entry = MediaEntry.query.get(media_id)
# Try to process, and handle expected errors.
try:
entry.state = u'processing'
entry.save()
_log.debug('Processing {0}'.format(entry))
proc_state = ProcessingState(entry)
with mgg.workbench_manager.create() as workbench:
proc_state.set_workbench(workbench)
# run the processing code
entry.media_manager.processor(proc_state)
# We set the state to processed and save the entry here so there's
# no need to save at the end of the processing stage, probably ;)
entry.state = u'processed'
#Generate the slug here rather than earlier when it could have failed.
entry.generate_slug()
entry.save()
# Notify the PuSH servers as async task
if mgg.app_config["push_urls"] and feed_url:
handle_push_urls.subtask().delay(feed_url)
json_processing_callback(entry)
except BaseProcessingFail as exc:
mark_entry_failed(entry.id, exc)
json_processing_callback(entry)
return
except ImportError as exc:
_log.error(
'Entry {0} failed to process due to an import error: {1}'\
.format(
entry.title,
exc))
mark_entry_failed(entry.id, exc)
json_processing_callback(entry)
except Exception as exc:
_log.error('An unhandled exception was raised while'
+ ' processing {0}'.format(
entry))
mark_entry_failed(entry.id, exc)
json_processing_callback(entry)
raise
def run(self, media_id, feed_url):
"""
Pass the media entry off to the appropriate processing function
(for now just process_image...)
:param feed_url: The feed URL that the PuSH server needs to be
updated for.
"""
entry = MediaEntry.query.get(media_id)
# Try to process, and handle expected errors.
try:
entry.state = u'processing'
entry.save()
_log.debug('Processing {0}'.format(entry))
proc_state = ProcessingState(entry)
with mgg.workbench_manager.create() as workbench:
proc_state.set_workbench(workbench)
# run the processing code
entry.media_manager.processor(proc_state)
# We set the state to processed and save the entry here so there's
# no need to save at the end of the processing stage, probably ;)
entry.state = u'processed'
entry.save()
# Notify the PuSH servers as async task
if mgg.app_config["push_urls"] and feed_url:
handle_push_urls.subtask().delay(feed_url)
json_processing_callback(entry)
except BaseProcessingFail as exc:
mark_entry_failed(entry.id, exc)
json_processing_callback(entry)
return
except ImportError as exc:
_log.error(
'Entry {0} failed to process due to an import error: {1}'\
.format(
entry.title,
exc))
mark_entry_failed(entry.id, exc)
json_processing_callback(entry)
except Exception as exc:
_log.error('An unhandled exception was raised while'
+ ' processing {0}'.format(
entry))
mark_entry_failed(entry.id, exc)
json_processing_callback(entry)
raise
def run(self, media_id):
"""
Pass the media entry off to the appropriate processing function
(for now just process_image...)
"""
entry = mgg.database.MediaEntry.one(
{'_id': ObjectId(media_id)})
# Try to process, and handle expected errors.
try:
manager = get_media_manager(entry.media_type)
entry.state = u'processing'
entry.save()
_log.debug('Processing {0}'.format(entry))
manager['processor'](entry)
entry.state = u'processed'
entry.save()
json_processing_callback(entry)
except BaseProcessingFail as exc:
mark_entry_failed(entry._id, exc)
json_processing_callback(entry)
return
except ImportError as exc:
_log.error(
'Entry {0} failed to process due to an import error: {1}'\
.format(
entry.title,
exc))
mark_entry_failed(entry._id, exc)
json_processing_callback(entry)
except Exception as exc:
_log.error('An unhandled exception was raised while'
+ ' processing {0}'.format(
entry))
mark_entry_failed(entry._id, exc)
json_processing_callback(entry)
raise
def run(self, media_id):
"""
Pass the media entry off to the appropriate processing function
(for now just process_image...)
"""
entry = MediaEntry.query.get(media_id)
# Try to process, and handle expected errors.
try:
entry.state = u'processing'
entry.save()
_log.debug('Processing {0}'.format(entry))
# run the processing code
entry.media_manager['processor'](entry)
# We set the state to processed and save the entry here so there's
# no need to save at the end of the processing stage, probably ;)
entry.state = u'processed'
entry.save()
json_processing_callback(entry)
except BaseProcessingFail as exc:
mark_entry_failed(entry.id, exc)
json_processing_callback(entry)
return
except ImportError as exc:
_log.error(
'Entry {0} failed to process due to an import error: {1}'\
.format(
entry.title,
exc))
mark_entry_failed(entry.id, exc)
json_processing_callback(entry)
except Exception as exc:
_log.error('An unhandled exception was raised while'
+ ' processing {0}'.format(
entry))
mark_entry_failed(entry.id, exc)
json_processing_callback(entry)
raise
def run(self, media_id, feed_url, reprocess_action, reprocess_info=None):
"""
Pass the media entry off to the appropriate processing function
(for now just process_image...)
:param media_id: MediaEntry().id
:param feed_url: The feed URL that the PuSH server needs to be
updated for.
:param reprocess_action: What particular action should be run. For
example, 'initial'.
:param reprocess: A dict containing all of the necessary reprocessing
info for the media_type.
"""
reprocess_info = reprocess_info or {}
entry, manager = get_entry_and_processing_manager(media_id)
# Try to process, and handle expected errors.
try:
processor_class = manager.get_processor(reprocess_action, entry)
with processor_class(manager, entry) as processor:
# Initial state change has to be here because
# the entry.state gets recorded on processor_class init
entry.state = u'processing'
entry.save()
_log.debug('Processing {0}'.format(entry))
try:
processor.process(**reprocess_info)
except Exception as exc:
if processor.entry_orig_state == 'processed':
_log.error(
'Entry {0} failed to process due to the following'
' error: {1}'.format(entry.id, exc))
_log.info(
'Setting entry.state back to "processed"')
pass
else:
raise
# We set the state to processed and save the entry here so there's
# no need to save at the end of the processing stage, probably ;)
entry.state = u'processed'
entry.save()
# Notify the PuSH servers as async task
if mgg.app_config["push_urls"] and feed_url:
handle_push_urls.subtask().delay(feed_url)
json_processing_callback(entry)
except BaseProcessingFail as exc:
mark_entry_failed(entry.id, exc)
json_processing_callback(entry)
return
except ImportError as exc:
_log.error(
'Entry {0} failed to process due to an import error: {1}'\
.format(
entry.title,
exc))
mark_entry_failed(entry.id, exc)
json_processing_callback(entry)
except Exception as exc:
_log.error('An unhandled exception was raised while'
+ ' processing {0}'.format(
entry))
mark_entry_failed(entry.id, exc)
json_processing_callback(entry)
raise
def run(self, media_id, feed_url, reprocess_action, reprocess_info=None):
"""
Pass the media entry off to the appropriate processing function
(for now just process_image...)
:param feed_url: The feed URL that the PuSH server needs to be
updated for.
:param reprocess: A dict containing all of the necessary reprocessing
info for the media_type.
"""
reprocess_info = reprocess_info or {}
entry, manager = get_entry_and_processing_manager(media_id)
# Try to process, and handle expected errors.
try:
processor_class = manager.get_processor(reprocess_action, entry)
with processor_class(manager, entry) as processor:
# Initial state change has to be here because
# the entry.state gets recorded on processor_class init
entry.state = u'processing'
entry.save()
_log.debug('Processing {0}'.format(entry))
try:
processor.process(**reprocess_info)
except Exception as exc:
if processor.entry_orig_state == 'processed':
_log.error(
'Entry {0} failed to process due to the following'
' error: {1}'.format(entry.id, exc))
_log.info(
'Setting entry.state back to "processed"')
pass
else:
raise
# We set the state to processed and save the entry here so there's
# no need to save at the end of the processing stage, probably ;)
entry.state = u'processed'
entry.save()
# Notify the PuSH servers as async task
if mgg.app_config["push_urls"] and feed_url:
handle_push_urls.subtask().delay(feed_url)
json_processing_callback(entry)
except BaseProcessingFail as exc:
mark_entry_failed(entry.id, exc)
json_processing_callback(entry)
return
except ImportError as exc:
_log.error(
'Entry {0} failed to process due to an import error: {1}'\
.format(
entry.title,
exc))
mark_entry_failed(entry.id, exc)
json_processing_callback(entry)
except Exception as exc:
_log.error('An unhandled exception was raised while'
+ ' processing {0}'.format(
entry))
mark_entry_failed(entry.id, exc)
json_processing_callback(entry)
raise
