PEP8 based on #174

This commit is contained in:
David Read 2015-11-03 20:30:11 +00:00
parent 3f856c3b8c
commit 4f71612002
4 changed files with 188 additions and 131 deletions

View File

@ -148,15 +148,15 @@ def _check_for_existing_jobs(context, source_id):
return exist
def harvest_object_create(context, data_dict):
""" Create a new harvest object
''' Create a new harvest object
:type guid: string (optional)
:type content: string (optional)
:type job_id: string
:type job_id: string
:type source_id: string (optional)
:type package_id: string (optional)
:type extras: dict (optional)
"""
'''
check_access('harvest_object_create', context, data_dict)
data, errors = _validate(data_dict, harvest_object_create_schema(), context)

View File

@ -2,9 +2,9 @@ import logging
from ckan import plugins as p
log = logging.getLogger(__name__)
def harvest_source_delete(context, data_dict):
'''
Deletes an existing harvest source
@ -31,4 +31,5 @@ def harvest_source_delete(context, data_dict):
# We need the id, the name won't work
package_dict = p.toolkit.get_action('package_show')(context, data_dict)
p.toolkit.get_action('harvest_source_clear')(context, {'id': package_dict['id']})
p.toolkit.get_action('harvest_source_clear')(
context, {'id': package_dict['id']})

View File

@ -29,12 +29,13 @@ from ckanext.harvest.model import HarvestSource, HarvestJob, HarvestObject
from ckanext.harvest.logic import HarvestJobExists, NoNewHarvestJobError
from ckanext.harvest.logic.dictization import harvest_job_dictize
from ckanext.harvest.logic.action.get import harvest_source_show, harvest_job_list, _get_sources_for_user
from ckanext.harvest.logic.action.get import (
harvest_source_show, harvest_job_list, _get_sources_for_user)
log = logging.getLogger(__name__)
def harvest_source_update(context,data_dict):
def harvest_source_update(context, data_dict):
'''
Updates an existing harvest source
@ -69,10 +70,8 @@ def harvest_source_update(context,data_dict):
type. Should be a serialized as JSON. (optional)
:type config: string
:returns: the newly created harvest source
:rtype: dictionary
'''
log.info('Updating harvest source: %r', data_dict)
@ -94,9 +93,10 @@ def harvest_source_clear(context, data_dict):
:type id: string
'''
check_access('harvest_source_clear',context,data_dict)
harvest_source_id = data_dict.get('id', None)
check_access('harvest_source_clear', context, data_dict)
harvest_source_id = data_dict.get('id')
source = HarvestSource.get(harvest_source_id)
if not source:
@ -110,68 +110,96 @@ def harvest_source_clear(context, data_dict):
model = context['model']
sql = "select id from related where id in (select related_id from related_dataset where dataset_id in (select package_id from harvest_object where harvest_source_id = '{harvest_source_id}'));".format(harvest_source_id=harvest_source_id)
sql = '''select id from related where id in (
select related_id from related_dataset where dataset_id in (
select package_id from harvest_object
where harvest_source_id = '{harvest_source_id}'));'''.format(
harvest_source_id=harvest_source_id)
result = model.Session.execute(sql)
ids = []
for row in result:
ids.append(row[0])
related_ids = "('" + "','".join(ids) + "')"
sql = '''begin;
update package set state = 'to_delete' where id in (select package_id from harvest_object where harvest_source_id = '{harvest_source_id}');'''.format(
sql = '''begin;
update package set state = 'to_delete' where id in (
select package_id from harvest_object
where harvest_source_id = '{harvest_source_id}');'''.format(
harvest_source_id=harvest_source_id)
# CKAN-2.3 or above: delete resource views, resource revisions & resources
if toolkit.check_ckan_version(min_version='2.3'):
sql += '''
delete from resource_view where resource_id in (select id from resource where package_id in (select id from package where state = 'to_delete' ));
delete from resource_revision where package_id in (select id from package where state = 'to_delete' );
delete from resource where package_id in (select id from package where state = 'to_delete' );
delete from resource_view where resource_id in (
select id from resource where package_id in (
select id from package where state = 'to_delete'));
delete from resource_revision where package_id in (
select id from package where state = 'to_delete');
delete from resource where package_id in (
select id from package where state = 'to_delete');
'''
# Backwards-compatibility: support ResourceGroup (pre-CKAN-2.3)
else:
sql += '''
delete from resource_revision where resource_group_id in
(select id from resource_group where package_id in
(select id from package where state = 'to_delete'));
delete from resource where resource_group_id in
(select id from resource_group where package_id in
(select id from package where state = 'to_delete'));
delete from resource_group_revision where package_id in
(select id from package where state = 'to_delete');
delete from resource_group where package_id in
(select id from package where state = 'to_delete');
delete from resource_revision where resource_group_id in (
select id from resource_group where package_id in (
select id from package where state = 'to_delete'));
delete from resource where resource_group_id in (
select id from resource_group where package_id in (
select id from package where state = 'to_delete'));
delete from resource_group_revision where package_id in (
select id from package where state = 'to_delete');
delete from resource_group where package_id in (
select id from package where state = 'to_delete');
'''
# CKAN pre-2.5: authz models were removed in migration 078
if toolkit.check_ckan_version(max_version='2.4.99'):
sql += '''
delete from package_role where package_id in
(select id from package where state = 'to_delete');
delete from user_object_role where id not in
(select user_object_role_id from package_role) and context = 'Package';
delete from package_role where package_id in (
select id from package where state = 'to_delete');
delete from user_object_role where id not in (
select user_object_role_id from package_role)
and context = 'Package';
'''
sql += '''
delete from harvest_object_error where harvest_object_id in (select id from harvest_object where harvest_source_id = '{harvest_source_id}');
delete from harvest_object_extra where harvest_object_id in (select id from harvest_object where harvest_source_id = '{harvest_source_id}');
delete from harvest_object_error where harvest_object_id in (
select id from harvest_object
where harvest_source_id = '{harvest_source_id}');
delete from harvest_object_extra where harvest_object_id in (
select id from harvest_object
where harvest_source_id = '{harvest_source_id}');
delete from harvest_object where harvest_source_id = '{harvest_source_id}';
delete from harvest_gather_error where harvest_job_id in (select id from harvest_job where source_id = '{harvest_source_id}');
delete from harvest_gather_error where harvest_job_id in (
select id from harvest_job where source_id = '{harvest_source_id}');
delete from harvest_job where source_id = '{harvest_source_id}';
delete from package_tag_revision where package_id in (select id from package where state = 'to_delete');
delete from member_revision where table_id in (select id from package where state = 'to_delete');
delete from package_extra_revision where package_id in (select id from package where state = 'to_delete');
delete from package_revision where id in (select id from package where state = 'to_delete');
delete from package_tag where package_id in (select id from package where state = 'to_delete');
delete from package_extra where package_id in (select id from package where state = 'to_delete');
delete from package_relationship_revision where subject_package_id in (select id from package where state = 'to_delete');
delete from package_relationship_revision where object_package_id in (select id from package where state = 'to_delete');
delete from package_relationship where subject_package_id in (select id from package where state = 'to_delete');
delete from package_relationship where object_package_id in (select id from package where state = 'to_delete');
delete from member where table_id in (select id from package where state = 'to_delete');
delete from related_dataset where dataset_id in (select id from package where state = 'to_delete');
delete from package_tag_revision where package_id in (
select id from package where state = 'to_delete');
delete from member_revision where table_id in (
select id from package where state = 'to_delete');
delete from package_extra_revision where package_id in (
select id from package where state = 'to_delete');
delete from package_revision where id in (
select id from package where state = 'to_delete');
delete from package_tag where package_id in (
select id from package where state = 'to_delete');
delete from package_extra where package_id in (
select id from package where state = 'to_delete');
delete from package_relationship_revision where subject_package_id in (
select id from package where state = 'to_delete');
delete from package_relationship_revision where object_package_id in (
select id from package where state = 'to_delete');
delete from package_relationship where subject_package_id in (
select id from package where state = 'to_delete');
delete from package_relationship where object_package_id in (
select id from package where state = 'to_delete');
delete from member where table_id in (
select id from package where state = 'to_delete');
delete from related_dataset where dataset_id in (
select id from package where state = 'to_delete');
delete from related where id in {related_ids};
delete from package where id in (select id from package where state = 'to_delete');
delete from package where id in (
select id from package where state = 'to_delete');
commit;
'''.format(
harvest_source_id=harvest_source_id, related_ids=related_ids)
@ -183,7 +211,8 @@ def harvest_source_clear(context, data_dict):
return {'id': harvest_source_id}
def harvest_source_index_clear(context,data_dict):
def harvest_source_index_clear(context, data_dict):
'''
Clears all datasets, jobs and objects related to a harvest source, but
keeps the source itself. This is useful to clean history of long running
@ -193,8 +222,8 @@ def harvest_source_index_clear(context,data_dict):
:type id: string
'''
check_access('harvest_source_clear',context,data_dict)
harvest_source_id = data_dict.get('id',None)
check_access('harvest_source_clear', context, data_dict)
harvest_source_id = data_dict.get('id')
source = HarvestSource.get(harvest_source_id)
if not source:
@ -204,8 +233,8 @@ def harvest_source_index_clear(context,data_dict):
harvest_source_id = source.id
conn = make_connection()
query = ''' +%s:"%s" +site_id:"%s" ''' % ('harvest_source_id', harvest_source_id,
config.get('ckan.site_id'))
query = ''' +%s:"%s" +site_id:"%s" ''' % (
'harvest_source_id', harvest_source_id, config.get('ckan.site_id'))
try:
conn.delete_query(query)
if asbool(config.get('ckan.search.solr_commit', 'true')):
@ -240,17 +269,17 @@ def harvest_objects_import(context, data_dict):
:type package_id: string
'''
log.info('Harvest objects import: %r', data_dict)
check_access('harvest_objects_import',context,data_dict)
check_access('harvest_objects_import', context, data_dict)
model = context['model']
session = context['session']
source_id = data_dict.get('source_id',None)
harvest_object_id = data_dict.get('harvest_object_id',None)
package_id_or_name = data_dict.get('package_id',None)
source_id = data_dict.get('source_id')
harvest_object_id = data_dict.get('harvest_object_id')
package_id_or_name = data_dict.get('package_id')
segments = context.get('segments',None)
segments = context.get('segments')
join_datasets = context.get('join_datasets',True)
join_datasets = context.get('join_datasets', True)
if source_id:
source = HarvestSource.get(source_id)
@ -262,43 +291,48 @@ def harvest_objects_import(context, data_dict):
log.warn('Harvest source %s is not active.', source_id)
raise Exception('This harvest source is not active')
last_objects_ids = session.query(HarvestObject.id) \
.join(HarvestSource) \
.filter(HarvestObject.source==source) \
.filter(HarvestObject.current==True)
last_objects_ids = \
session.query(HarvestObject.id) \
.join(HarvestSource) \
.filter(HarvestObject.source == source) \
.filter(HarvestObject.current == True)
elif harvest_object_id:
last_objects_ids = session.query(HarvestObject.id) \
.filter(HarvestObject.id==harvest_object_id)
last_objects_ids = \
session.query(HarvestObject.id) \
.filter(HarvestObject.id == harvest_object_id)
elif package_id_or_name:
last_objects_ids = session.query(HarvestObject.id) \
.join(Package) \
.filter(HarvestObject.current==True) \
.filter(Package.state==u'active') \
.filter(or_(Package.id==package_id_or_name,
Package.name==package_id_or_name))
last_objects_ids = \
session.query(HarvestObject.id) \
.join(Package) \
.filter(HarvestObject.current == True) \
.filter(Package.state == u'active') \
.filter(or_(Package.id == package_id_or_name,
Package.name == package_id_or_name))
join_datasets = False
else:
last_objects_ids = session.query(HarvestObject.id) \
.filter(HarvestObject.current==True)
last_objects_ids = \
session.query(HarvestObject.id) \
.filter(HarvestObject.current == True)
if join_datasets:
last_objects_ids = last_objects_ids.join(Package) \
.filter(Package.state==u'active')
.filter(Package.state == u'active')
last_objects_ids = last_objects_ids.all()
last_objects_count = 0
for obj_id in last_objects_ids:
if segments and str(hashlib.md5(obj_id[0]).hexdigest())[0] not in segments:
if segments and \
str(hashlib.md5(obj_id[0]).hexdigest())[0] not in segments:
continue
obj = session.query(HarvestObject).get(obj_id)
for harvester in PluginImplementations(IHarvester):
if harvester.info()['name'] == obj.source.type:
if hasattr(harvester,'force_import'):
if hasattr(harvester, 'force_import'):
harvester.force_import = True
harvester.import_stage(obj)
break
@ -306,7 +340,8 @@ def harvest_objects_import(context, data_dict):
log.info('Harvest objects imported: %s', last_objects_count)
return last_objects_count
def _caluclate_next_run(frequency):
def _calculate_next_run(frequency):
now = datetime.datetime.utcnow()
if frequency == 'ALWAYS':
@ -318,7 +353,7 @@ def _caluclate_next_run(frequency):
if frequency == 'DAILY':
return now + datetime.timedelta(days=1)
if frequency == 'MONTHLY':
if now.month in (4,6,9,11):
if now.month in (4, 6, 9, 11):
days = 30
elif now.month == 2:
if now.year % 4 == 0:
@ -341,19 +376,20 @@ def _make_scheduled_jobs(context, data_dict):
data_dict = {'source_id': source.id}
try:
get_action('harvest_job_create')(context, data_dict)
except HarvestJobExists, e:
except HarvestJobExists:
log.info('Trying to rerun job for %s skipping' % source.id)
source.next_run = _caluclate_next_run(source.frequency)
source.next_run = _calculate_next_run(source.frequency)
source.save()
def harvest_jobs_run(context,data_dict):
def harvest_jobs_run(context, data_dict):
log.info('Harvest job run: %r', data_dict)
check_access('harvest_jobs_run',context,data_dict)
check_access('harvest_jobs_run', context, data_dict)
session = context['session']
source_id = data_dict.get('source_id',None)
source_id = data_dict.get('source_id')
if not source_id:
_make_scheduled_jobs(context, data_dict)
@ -361,38 +397,41 @@ def harvest_jobs_run(context,data_dict):
context['return_objects'] = False
# Flag finished jobs as such
jobs = harvest_job_list(context,{'source_id':source_id,'status':u'Running'})
jobs = harvest_job_list(
context, {'source_id': source_id, 'status': u'Running'})
if len(jobs):
for job in jobs:
if job['gather_finished']:
objects = session.query(HarvestObject.id) \
.filter(HarvestObject.harvest_job_id==job['id']) \
.filter(and_((HarvestObject.state!=u'COMPLETE'),
(HarvestObject.state!=u'ERROR'))) \
.order_by(HarvestObject.import_finished.desc())
objects = \
session.query(HarvestObject.id) \
.filter(HarvestObject.harvest_job_id == job['id']) \
.filter(and_((HarvestObject.state != u'COMPLETE'),
(HarvestObject.state != u'ERROR'))) \
.order_by(HarvestObject.import_finished.desc())
if objects.count() == 0:
job_obj = HarvestJob.get(job['id'])
job_obj.status = u'Finished'
last_object = session.query(HarvestObject) \
.filter(HarvestObject.harvest_job_id==job['id']) \
.filter(HarvestObject.import_finished!=None) \
.order_by(HarvestObject.import_finished.desc()) \
.first()
.filter(HarvestObject.harvest_job_id == job['id']) \
.filter(HarvestObject.import_finished != None) \
.order_by(HarvestObject.import_finished.desc()) \
.first()
if last_object:
job_obj.finished = last_object.import_finished
job_obj.save()
# Reindex the harvest source dataset so it has the latest
# status
get_action('harvest_source_reindex')(context,
{'id': job_obj.source.id})
get_action('harvest_source_reindex')(
context, {'id': job_obj.source.id})
# resubmit old redis tasks
resubmit_jobs()
# Check if there are pending harvest jobs
jobs = harvest_job_list(context,{'source_id':source_id,'status':u'New'})
jobs = harvest_job_list(
context, {'source_id': source_id, 'status': u'New'})
if len(jobs) == 0:
log.info('No new harvest jobs.')
raise NoNewHarvestJobError('There are no new harvesting jobs')
@ -402,7 +441,7 @@ def harvest_jobs_run(context,data_dict):
sent_jobs = []
for job in jobs:
context['detailed'] = False
source = harvest_source_show(context,{'id':job['source_id']})
source = harvest_source_show(context, {'id': job['source_id']})
if source['active']:
job_obj = HarvestJob.get(job['id'])
job_obj.status = job['status'] = u'Running'
@ -431,7 +470,7 @@ def harvest_job_abort(context, data_dict):
model = context['model']
source_id = data_dict.get('source_id', None)
source_id = data_dict.get('source_id')
source = harvest_source_show(context, {'id': source_id})
# HarvestJob set status to 'Finished'
@ -484,20 +523,22 @@ def harvest_sources_reindex(context, data_dict):
model = context['model']
packages = model.Session.query(model.Package) \
.filter(model.Package.type==DATASET_TYPE_NAME) \
.filter(model.Package.state==u'active') \
.filter(model.Package.type == DATASET_TYPE_NAME) \
.filter(model.Package.state == u'active') \
.all()
package_index = PackageSearchIndex()
reindex_context = {'defer_commit': True}
for package in packages:
get_action('harvest_source_reindex')(reindex_context, {'id': package.id})
get_action('harvest_source_reindex')(
reindex_context, {'id': package.id})
package_index.commit()
return True
@logic.side_effect_free
def harvest_source_reindex(context, data_dict):
'''Reindex a single harvest source'''
@ -508,8 +549,8 @@ def harvest_source_reindex(context, data_dict):
if 'extras_as_string'in context:
del context['extras_as_string']
context.update({'ignore_auth': True})
package_dict = logic.get_action('harvest_source_show')(context,
{'id': harvest_source_id})
package_dict = logic.get_action('harvest_source_show')(
context, {'id': harvest_source_id})
log.debug('Updating search index for harvest source: {0}'.format(
package_dict.get('name') or harvest_source_id))

View File

@ -14,22 +14,25 @@ from ckan.lib.navl.validators import keep_extras
log = logging.getLogger(__name__)
def harvest_source_id_exists(value, context):
result = HarvestSource.get(value,None)
result = HarvestSource.get(value)
if not result:
raise Invalid('Harvest Source with id %r does not exist.' % str(value))
return value
def harvest_job_exists(value, context):
"""Check if a harvest job exists and returns the model if it does"""
result = HarvestJob.get(value, None)
'''Check if a harvest job exists and returns the model if it does'''
result = HarvestJob.get(value)
if not result:
raise Invalid('Harvest Job with id %r does not exist.' % str(value))
return result
def _normalize_url(url):
o = urlparse.urlparse(url)
@ -48,14 +51,15 @@ def _normalize_url(url):
path = o.path.rstrip('/')
check_url = urlparse.urlunparse((
o.scheme,
netloc,
path,
None,None,None))
o.scheme,
netloc,
path,
None, None, None))
return check_url
def harvest_source_url_validator(key,data,errors,context):
def harvest_source_url_validator(key, data, errors, context):
package = context.get("package")
if package:
@ -67,22 +71,24 @@ def harvest_source_url_validator(key,data,errors,context):
#pkg_id = data.get(('id',),'')
q = model.Session.query(model.Package.url, model.Package.state) \
.filter(model.Package.type==DATASET_TYPE_NAME)
.filter(model.Package.type == DATASET_TYPE_NAME)
if package_id:
# When editing a source we need to avoid its own URL
q = q.filter(model.Package.id!=package_id)
q = q.filter(model.Package.id != package_id)
existing_sources = q.all()
for url, state in existing_sources:
url = _normalize_url(url)
if url == new_url:
raise Invalid('There already is a Harvest Source for this URL: %s' % data[key])
raise Invalid('There already is a Harvest Source for this URL: %s'
% data[key])
return data[key]
def harvest_source_type_exists(value,context):
def harvest_source_type_exists(value, context):
#TODO: use new description interface
# Get all the registered harvester types
@ -90,18 +96,20 @@ def harvest_source_type_exists(value,context):
for harvester in PluginImplementations(IHarvester):
info = harvester.info()
if not info or 'name' not in info:
log.error('Harvester %r does not provide the harvester name in the info response' % str(harvester))
log.error('Harvester %s does not provide the harvester name in '
'the info response' % harvester)
continue
available_types.append(info['name'])
if not value in available_types:
raise Invalid('Unknown harvester type: %s. Have you registered a harvester for this type?' % value)
raise Invalid('Unknown harvester type: %s. Have you registered a '
'harvester for this type?' % value)
return value
def harvest_source_config_validator(key,data,errors,context):
harvester_type = data.get(('source_type',),'')
def harvest_source_config_validator(key, data, errors, context):
harvester_type = data.get(('source_type',), '')
for harvester in PluginImplementations(IHarvester):
info = harvester.info()
if info['name'] == harvester_type:
@ -109,21 +117,24 @@ def harvest_source_config_validator(key,data,errors,context):
try:
return harvester.validate_config(data[key])
except Exception, e:
raise Invalid('Error parsing the configuration options: %s' % str(e))
raise Invalid('Error parsing the configuration options: %s'
% e)
else:
return data[key]
def keep_not_empty_extras(key, data, errors, context):
extras = data.pop(key, {})
for extras_key, value in extras.iteritems():
if value:
data[key[:-1] + (extras_key,)] = value
def harvest_source_extra_validator(key,data,errors,context):
harvester_type = data.get(('source_type',),'')
#gather all extra fields to use as whitelist of what
#can be added to top level data_dict
def harvest_source_extra_validator(key, data, errors, context):
harvester_type = data.get(('source_type',), '')
# gather all extra fields to use as whitelist of what
# can be added to top level data_dict
all_extra_fields = set()
for harvester in PluginImplementations(IHarvester):
if not hasattr(harvester, 'extra_schema'):
@ -152,8 +163,8 @@ def harvest_source_extra_validator(key,data,errors,context):
for key, value in extra_errors.iteritems():
errors[(key,)] = value
## need to get config out of extras as __extra runs
## after rest of validation
# need to get config out of extras as __extra runs
# after rest of validation
package_extras = data.get(('extras',), [])
for num, extra in enumerate(list(package_extras)):
@ -177,21 +188,24 @@ def harvest_source_extra_validator(key,data,errors,context):
if package_extras:
data[('extras',)] = package_extras
def harvest_source_convert_from_config(key,data,errors,context):
def harvest_source_convert_from_config(key, data, errors, context):
config = data[key]
if config:
config_dict = json.loads(config)
for key, value in config_dict.iteritems():
data[(key,)] = value
def harvest_source_active_validator(value,context):
if isinstance(value,basestring):
def harvest_source_active_validator(value, context):
if isinstance(value, basestring):
if value.lower() == 'true':
return True
else:
return False
return bool(value)
def harvest_source_frequency_exists(value):
if value == '':
value = 'MANUAL'
@ -205,6 +219,7 @@ def dataset_type_exists(value):
value = DATASET_TYPE_NAME
return value
def harvest_object_extras_validator(value, context):
if not isinstance(value, dict):
raise Invalid('extras must be a dict')