191 lines
7.0 KiB
Python
191 lines
7.0 KiB
Python
import re
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from lxml import etree
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from lxml.etree import XMLSyntaxError
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from pylons.i18n import _
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from ckan import model
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import ckan.plugins as p
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import ckan.lib.helpers as h, json
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from ckan.lib.base import BaseController, c, \
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response, render, abort, redirect
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from ckanext.harvest.plugin import DATASET_TYPE_NAME
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import logging
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log = logging.getLogger(__name__)
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class ViewController(BaseController):
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not_auth_message = p.toolkit._('Not authorized to see this page')
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def __before__(self, action, **params):
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super(ViewController,self).__before__(action, **params)
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c.dataset_type = DATASET_TYPE_NAME
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def delete(self,id):
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try:
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context = {'model':model, 'user':c.user}
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p.toolkit.get_action('harvest_source_delete')(context, {'id':id})
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h.flash_success(_('Harvesting source successfully inactivated'))
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redirect(h.url_for('{0}_admin'.format(DATASET_TYPE_NAME), id=id))
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except p.toolkit.ObjectNotFound:
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abort(404,_('Harvest source not found'))
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except p.toolkit.NotAuthorized:
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abort(401,self.not_auth_message)
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def refresh(self, id):
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try:
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context = {'model':model, 'user':c.user, 'session':model.Session}
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p.toolkit.get_action('harvest_job_create')(context,{'source_id':id})
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h.flash_success(_('Refresh requested, harvesting will take place within 15 minutes.'))
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except p.toolkit.ObjectNotFound:
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abort(404,_('Harvest source not found'))
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except p.toolkit.NotAuthorized:
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abort(401,self.not_auth_message)
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except Exception, e:
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if 'Can not create jobs on inactive sources' in str(e):
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h.flash_error(_('Cannot create new harvest jobs on inactive sources.'
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+ ' First, please change the source status to \'active\'.'))
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elif 'There already is an unrun job for this source' in str(e):
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h.flash_notice(_('A harvest job has already been scheduled for this source'))
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else:
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msg = 'An error occurred: [%s]' % str(e)
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h.flash_error(msg)
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redirect(h.url_for('{0}_admin'.format(DATASET_TYPE_NAME), id=id))
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def show_object(self,id):
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try:
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context = {'model':model, 'user':c.user}
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obj = p.toolkit.get_action('harvest_object_show')(context, {'id':id})
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# Check content type. It will probably be either XML or JSON
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try:
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if obj['content']:
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content = obj['content']
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elif 'original_document' in obj['extras']:
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content = obj['extras']['original_document']
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else:
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abort(404,_('No content found'))
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etree.fromstring(re.sub('<\?xml(.*)\?>','',content))
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response.content_type = 'application/xml; charset=utf-8'
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if not '<?xml' in content.split('\n')[0]:
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content = u'<?xml version="1.0" encoding="UTF-8"?>\n' + content
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except XMLSyntaxError:
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try:
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json.loads(obj['content'])
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response.content_type = 'application/json; charset=utf-8'
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except ValueError:
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# Just return whatever it is
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pass
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response.headers['Content-Length'] = len(content)
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return content.encode('utf-8')
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except p.toolkit.ObjectNotFound:
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abort(404,_('Harvest object not found'))
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except p.toolkit.NotAuthorized:
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abort(401,self.not_auth_message)
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except Exception, e:
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msg = 'An error occurred: [%s]' % str(e)
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abort(500,msg)
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def _get_source_for_job(self, source_id):
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try:
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context = {'model': model, 'user': c.user}
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source_dict = p.toolkit.get_action('harvest_source_show')(context,
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{'id': source_id})
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except p.toolkit.ObjectNotFound:
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abort(404, p.toolkit._('Harvest source not found'))
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except p.toolkit.NotAuthorized:
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abort(401,self.not_auth_message)
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except Exception, e:
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msg = 'An error occurred: [%s]' % str(e)
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abort(500,msg)
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return source_dict
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def show_job(self, id, source_dict=False, is_last=False):
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try:
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context = {'model':model, 'user':c.user}
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c.job = p.toolkit.get_action('harvest_job_show')(context, {'id': id})
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c.job_report = p.toolkit.get_action('harvest_job_report')(context, {'id': id})
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if not source_dict:
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source_dict = p.toolkit.get_action('harvest_source_show')(context, {'id': c.job['source_id']})
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c.harvest_source = source_dict
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c.is_last_job = is_last
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return render('source/job/read.html')
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except p.toolkit.ObjectNotFound:
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abort(404,_('Harvest job not found'))
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except p.toolkit.NotAuthorized:
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abort(401,self.not_auth_message)
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except Exception, e:
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msg = 'An error occurred: [%s]' % str(e)
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abort(500,msg)
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def about(self, id):
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try:
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context = {'model':model, 'user':c.user}
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c.harvest_source = p.toolkit.get_action('harvest_source_show')(context, {'id':id})
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return render('source/about.html')
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except p.toolkit.ObjectNotFound:
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abort(404,_('Harvest source not found'))
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except p.toolkit.NotAuthorized:
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abort(401,self.not_auth_message)
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def admin(self, id):
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try:
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context = {'model':model, 'user':c.user}
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p.toolkit.check_access('harvest_source_update', context, {'id': id})
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c.harvest_source = p.toolkit.get_action('harvest_source_show')(context, {'id':id})
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return render('source/admin.html')
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except p.toolkit.ObjectNotFound:
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abort(404,_('Harvest source not found'))
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except p.toolkit.NotAuthorized:
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abort(401,self.not_auth_message)
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def show_last_job(self, source):
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source_dict = self._get_source_for_job(source)
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if not source_dict['status']['last_job']:
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abort(404, _('No jobs yet for this source'))
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return self.show_job(source_dict['status']['last_job']['id'],
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source_dict=source_dict,
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is_last=True)
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def list_jobs(self, source):
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try:
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context = {'model':model, 'user':c.user}
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c.harvest_source = p.toolkit.get_action('harvest_source_show')(context, {'id': source})
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c.jobs = p.toolkit.get_action('harvest_job_list')(context, {'source_id': c.harvest_source['id']})
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return render('source/job/list.html')
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except p.toolkit.ObjectNotFound:
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abort(404,_('Harvest source not found'))
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except p.toolkit.NotAuthorized, e:
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abort(401,self.not_auth_message)
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except Exception, e:
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msg = 'An error occurred: [%s]' % str(e)
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abort(500,msg)
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