1334 lines
47 KiB
Python
1334 lines
47 KiB
Python
# w.c.s. - web application for online forms
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# Copyright (C) 2005-2010 Entr'ouvert
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, see <http://www.gnu.org/licenses/>.
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from qommon import ezt
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from cStringIO import StringIO
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try:
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import elementtree.ElementTree as ET
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except ImportError:
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try:
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import xml.etree.ElementTree as ET
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except ImportError:
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ET = None
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from quixote import get_request
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import qommon.misc
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from qommon.storage import StorableObject
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from qommon.form import *
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from qommon import emails, get_cfg, get_logger
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from quixote.directory import Directory
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from quixote.html import htmltext
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import qommon.errors
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from wcs.roles import Role, logged_users_role, get_user_roles
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from wcs.formdata import Evolution
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from wcs.fields import SubtitleField, TitleField, CommentField, PageField
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if not __name__.startswith('wcs.') and not __name__ == "__main__":
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raise ImportError('Import of workflows module must be absolute (import wcs.workflows)')
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def lax_int(s):
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try:
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return int(s)
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except (ValueError, TypeError):
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return -1
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class TemplatingError(qommon.errors.PublishError):
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def __init__(self, description):
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self.title = _('Templating Error')
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self.description = description
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class DuplicateStatusNameError(Exception):
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pass
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def get_varnames(fields):
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'''Extract variable names for helping people fill their templates.
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Prefer to variable name to the numeric field name.
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'''
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varnames = []
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for field in fields:
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if isinstance(field, (SubtitleField, TitleField, CommentField, PageField)):
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continue
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# add it as f$n$
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label = field.label
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if field.varname:
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varnames.append(('var_%s' % field.varname, label))
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else:
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varnames.append(('f%s' % field.id, label))
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return varnames
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class Workflow(StorableObject):
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_names = 'workflows'
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name = None
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details = None
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possible_status = None
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def __init__(self, name = None):
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StorableObject.__init__(self)
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self.name = name
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self.possible_status = []
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def get(cls, id, ignore_errors=False, ignore_migration=False):
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if id == '_default':
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return cls.get_default_workflow()
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return super(Workflow, cls).get (id, ignore_errors=ignore_errors,
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ignore_migration=ignore_migration)
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get = classmethod(get)
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def add_status(self, name, id=None):
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if [x for x in self.possible_status if x.name == name]:
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raise DuplicateStatusNameError()
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status = WorkflowStatus(name)
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status.parent = self
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if id is None:
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if self.possible_status:
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status.id = str(max([lax_int(x.id) for x in self.possible_status]) + 1)
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else:
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status.id = '1'
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else:
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status.id = id
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self.possible_status.append(status)
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return status
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def get_status(self, id):
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for status in self.possible_status:
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if status.id == id:
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return status
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raise KeyError()
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def __setstate__(self, dict):
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self.__dict__.update(dict)
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for s in self.possible_status:
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s.parent = self
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for i, item in enumerate(s.items):
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item.parent = s
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if not item.id:
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item.id = '%d' % (i+1)
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def get_waitpoint_status(self):
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# a waitpoint status is a status waiting for an event (be it user
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# interaction or something else), but can also be an endpoint (where
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# the user would wait, infinitely).
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waitpoint_status = []
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for status in self.possible_status:
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waitpoint = False
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endpoint = True
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if status.forced_endpoint:
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endpoint = True
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else:
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for item in status.items:
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endpoint = item.endpoint and endpoint
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waitpoint = item.waitpoint or waitpoint
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if endpoint or waitpoint:
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waitpoint_status.append(status)
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return waitpoint_status
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def get_endpoint_status(self):
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not_endpoint_status = self.get_not_endpoint_status()
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endpoint_status = [x for x in self.possible_status if x not in not_endpoint_status]
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return endpoint_status
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def get_not_endpoint_status(self):
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not_endpoint_status = []
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for status in self.possible_status:
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if status.forced_endpoint:
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continue
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endpoint = True
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for item in status.items:
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endpoint = item.endpoint and endpoint
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if endpoint is False:
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not_endpoint_status.append(status)
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break
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return not_endpoint_status
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def has_options(self):
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for status in self.possible_status:
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for item in status.items:
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for parameter in item.get_parameters():
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if not getattr(item, parameter):
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return True
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return False
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def remove_self(self):
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from formdef import FormDef
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for form in FormDef.select(lambda x: x.workflow_id == self.id):
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form.workflow_id = None
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form.store()
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StorableObject.remove_self(self)
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def export_to_xml(self):
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charset = get_publisher().site_charset
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root = ET.Element('workflow')
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ET.SubElement(root, 'name').text = unicode(self.name, charset)
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possible_status = ET.SubElement(root, 'possible_status')
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for status in self.possible_status:
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possible_status.append(status.export_to_xml(charset=charset))
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return root
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def import_from_xml(cls, fd):
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try:
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tree = ET.parse(fd)
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except:
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raise ValueError()
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return cls.import_from_xml_tree(tree)
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import_from_xml = classmethod(import_from_xml)
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def import_from_xml_tree(cls, tree):
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charset = get_publisher().site_charset
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workflow = cls()
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if tree.find('name') is None or not tree.find('name').text:
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raise ValueError()
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workflow.name = tree.find('name').text.encode(charset)
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workflow.possible_status = []
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for status in tree.find('possible_status'):
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status_o = WorkflowStatus()
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status_o.init_with_xml(status, charset)
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workflow.possible_status.append(status_o)
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return workflow
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import_from_xml_tree = classmethod(import_from_xml_tree)
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def get_unknown_workflow(cls):
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workflow = Workflow(name=_('Unknown'))
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workflow.id = '_unknown'
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return workflow
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get_unknown_workflow = classmethod(get_unknown_workflow)
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def get_default_workflow(cls):
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from qommon.admin.emails import EmailsDirectory
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workflow = Workflow(name=_('Default'))
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workflow.id = '_default'
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just_submitted_status = workflow.add_status(_('Just Submitted'), 'just_submitted')
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just_submitted_status.visibility = ['_receiver']
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new_status = workflow.add_status(_('New'), 'new')
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handled_status = workflow.add_status(_('Handled'), 'handled')
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rejected_status = workflow.add_status(_('Rejected'), 'rejected')
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accepted_status = workflow.add_status(_('Accepted'), 'accepted')
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finished_status = workflow.add_status(_('Finished'), 'finished')
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commentable = CommentableWorkflowStatusItem()
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commentable.id = '_commentable'
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commentable.by = ['_receiver']
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commentable.button_label = _('Add Comment')
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commentable_all = CommentableWorkflowStatusItem()
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commentable_all.id = '_commentable_all'
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commentable_all.by = ['_submitter', '_receiver']
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commentable_all.button_label = _('Add Comment')
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import wf.jump
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jump_to_new = wf.jump.JumpWorkflowStatusItem()
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jump_to_new.id = '_jump_to_new'
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jump_to_new.status = new_status.id
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jump_to_new.parent = just_submitted_status
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jump_to_handled = JumpOnSubmitWorkflowStatusItem()
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jump_to_handled.id = '_jump_to_handled'
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jump_to_handled.status = handled_status.id
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jump_to_handled.parent = new_status
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notify_new_receiver_email = SendmailWorkflowStatusItem()
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notify_new_receiver_email.id = '_notify_new_receiver_email'
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notify_new_receiver_email.to = ['_receiver']
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notify_new_receiver_email.subject = EmailsDirectory.get_subject('new_receiver')
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notify_new_receiver_email.body = EmailsDirectory.get_body('new_receiver')
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if not EmailsDirectory.is_enabled('new_receiver'):
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notify_new_receiver_email = None
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notify_new_user_email = SendmailWorkflowStatusItem()
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notify_new_user_email.id = '_notify_new_user_email'
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notify_new_user_email.to = ['_submitter']
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notify_new_user_email.subject = EmailsDirectory.get_subject('new_user')
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notify_new_user_email.body = EmailsDirectory.get_body('new_user')
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if not EmailsDirectory.is_enabled('new_user'):
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notify_change_user_email = None
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notify_change_receiver_email = SendmailWorkflowStatusItem()
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notify_change_receiver_email.id = '_notify_change_receiver_email'
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notify_change_receiver_email.to = ['_receiver']
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notify_change_receiver_email.subject = EmailsDirectory.get_subject('change_receiver')
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notify_change_receiver_email.body = EmailsDirectory.get_body('change_receiver')
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if not EmailsDirectory.is_enabled('change_receiver'):
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notify_change_receiver_email = None
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notify_change_user_email = SendmailWorkflowStatusItem()
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notify_change_user_email.id = '_notify_change_user_email'
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notify_change_user_email.to = ['_submitter']
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notify_change_user_email.subject = EmailsDirectory.get_subject('change_user')
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notify_change_user_email.body = EmailsDirectory.get_body('change_user')
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if not EmailsDirectory.is_enabled('change_user'):
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notify_change_user_email = None
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if notify_new_receiver_email:
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just_submitted_status.items.append(notify_new_receiver_email)
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if notify_new_user_email:
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just_submitted_status.items.append(notify_new_user_email)
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just_submitted_status.items.append(jump_to_new)
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if notify_change_receiver_email:
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accepted_status.items.append(notify_change_receiver_email)
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handled_status.items.append(notify_change_receiver_email)
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rejected_status.items.append(notify_change_receiver_email)
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finished_status.items.append(notify_change_receiver_email)
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if notify_change_user_email:
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accepted_status.items.append(notify_change_user_email)
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handled_status.items.append(notify_change_user_email)
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rejected_status.items.append(notify_change_user_email)
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finished_status.items.append(notify_change_user_email)
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new_status.items.append(commentable)
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accepted_status.items.append(commentable_all)
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handled_status.items.append(commentable_all)
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accept = ChoiceWorkflowStatusItem()
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accept.id = '_accept'
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accept.label = _('Accept')
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accept.by = ['_receiver']
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accept.status = accepted_status.id
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accept.parent = new_status
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new_status.items.append(accept)
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handled_status.items.append(accept)
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reject = ChoiceWorkflowStatusItem()
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reject.id = '_reject'
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reject.label = _('Reject')
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reject.by = ['_receiver']
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reject.status = rejected_status.id
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reject.parent = new_status
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new_status.items.append(reject)
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handled_status.items.append(reject)
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new_status.items.append(jump_to_handled)
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finish = ChoiceWorkflowStatusItem()
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finish.id = '_finish'
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finish.label = _('Finish')
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finish.by = ['_receiver']
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finish.status = finished_status.id
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finish.parent = accepted_status
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accepted_status.items.append(finish)
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return workflow
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get_default_workflow = classmethod(get_default_workflow)
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class WorkflowStatus:
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id = None
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name = None
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items = None
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visibility = None
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forced_endpoint = False
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def __init__(self, name = None):
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self.name = name
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self.items = []
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def __eq__(self, other):
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if other is None:
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return False
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# this assumes both status are from the same workflow
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return self.id == other.id
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def append_item(self, type):
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for klass in item_classes:
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if klass.key == type:
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o = klass()
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if self.items:
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o.id = str(max([lax_int(x.id) for x in self.items]) + 1)
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else:
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o.id = '1'
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self.items.append(o)
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break
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else:
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raise KeyError()
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def get_item(self, id):
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for item in self.items:
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if item.id == id:
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return item
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raise KeyError()
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def perform_items(self, formdata, depth=20):
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if depth == 0: # prevents infinite loops
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return
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url = None
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old_status = formdata.status
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for item in self.items:
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url = item.perform(formdata) or url
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if formdata.status != old_status:
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break
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if formdata.status != old_status:
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if not formdata.evolution:
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formdata.evolution = []
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evo = Evolution()
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evo.time = time.localtime()
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evo.status = formdata.status
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formdata.evolution.append(evo)
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formdata.store()
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# performs the items of the new status
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wf_status = formdata.get_workflow_status()
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url = wf_status.perform_items(formdata, depth=depth-1) or url
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return url
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def get_action_form(self, filled, user):
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form = Form(enctype='multipart/form-data', use_tokens = False)
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for item in self.items:
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if not item.check_auth(filled, user):
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continue
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item.fill_form(form, filled, user)
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if form.widgets or form.submit_widgets:
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return form
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else:
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return None
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def handle_form(self, form, filled, user):
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#form = self.get_action_form(filled, user)
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evo = Evolution()
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evo.time = time.localtime()
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if user:
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if filled.is_submitter(user):
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evo.who = '_submitter'
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else:
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evo.who = user.id
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if not filled.evolution:
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filled.evolution = []
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for item in self.items:
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if hasattr(item, 'by'):
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for role in item.by or []:
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if role == logged_users_role().id:
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break
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if role == '_submitter':
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if filled.is_submitter(user):
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break
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else:
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continue
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role = get_role_translation(filled.formdef, role)
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if role in (user.roles or []):
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break
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else:
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continue
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next_url = item.submit_form(form, filled, user, evo)
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if next_url is True:
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break
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if next_url:
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if not form.has_errors():
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filled.evolution.append(evo)
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if evo.status:
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filled.status = evo.status
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filled.store()
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return next_url
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if form.has_errors():
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return
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filled.evolution.append(evo)
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if evo.status:
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filled.status = evo.status
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filled.store()
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url = filled.perform_workflow()
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if url:
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return url
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def get_subdirectories(self, formdata):
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subdirectories = []
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for item in self.items:
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if item.directory_name:
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subdirectories.append((item.directory_name,
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item.directory_class(formdata, item, self)))
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return subdirectories
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def is_visible(self, formdata, user):
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if not self.visibility: # no restriction -> visible
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return True
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if user and user.is_admin:
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return True
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if user:
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user_roles = set(user.roles or [])
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user_roles.add(logged_users_role().id)
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else:
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user_roles = set([])
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for role in self.visibility:
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if role == '_receiver':
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role = formdata.formdef.receiver_id
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if role in user_roles:
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return True
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return False
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def __getstate__(self):
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odict = self.__dict__.copy()
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if odict.has_key('parent'):
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del odict['parent']
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return odict
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def export_to_xml(self, charset):
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status = ET.Element('status')
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ET.SubElement(status, 'id').text = unicode(self.id, charset)
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ET.SubElement(status, 'name').text = unicode(self.name, charset)
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items = ET.SubElement(status, 'items')
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for item in self.items:
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items.append(item.export_to_xml(charset=charset))
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return status
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def init_with_xml(self, elem, charset, include_id=False):
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self.id = elem.find('id').text.encode(charset)
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self.name = elem.find('name').text.encode(charset)
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self.items = []
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for item in elem.find('items'):
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item_type = item.attrib['type']
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self.append_item(item_type)
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item_o = self.items[-1]
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item_o.init_with_xml(item, charset)
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|
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class WorkflowStatusItem:
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description = 'XX'
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id = None
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endpoint = True # means it's not possible to interact, and/or cause a status change
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waitpoint = False # means it's possible to wait (user interaction, or other event)
|
|
directory_name = None
|
|
directory_class = None
|
|
support_substitution_variables = False
|
|
|
|
def init(cls):
|
|
pass
|
|
init = classmethod(init)
|
|
|
|
def is_available(cls):
|
|
return True
|
|
is_available = classmethod(is_available)
|
|
|
|
def render_as_line(self):
|
|
return _(self.description)
|
|
|
|
def perform(self, formdata):
|
|
pass
|
|
|
|
def fill_form(self, form, formdata, user):
|
|
pass
|
|
|
|
def submit_form(self, form, formdata, user, evo):
|
|
pass
|
|
|
|
def check_auth(self, formdata, user):
|
|
if not hasattr(self, 'by'):
|
|
return True
|
|
|
|
for role in self.by or []:
|
|
if user and role == logged_users_role().id:
|
|
return True
|
|
if not user:
|
|
continue
|
|
if role == '_submitter':
|
|
t = formdata.is_submitter(user)
|
|
if t is True:
|
|
return True
|
|
continue
|
|
role = get_role_translation(formdata.formdef, role)
|
|
if role in (user.roles or []):
|
|
return True
|
|
|
|
return False
|
|
|
|
def add_parameters_widgets(self, form, parameters, prefix='', formdef=None):
|
|
pass
|
|
|
|
def get_parameters(self):
|
|
return ()
|
|
|
|
def fill_admin_form(self, form):
|
|
self.add_parameters_widgets(form, self.get_parameters())
|
|
|
|
def submit_admin_form(self, form):
|
|
for f in self.get_parameters():
|
|
widget = form.get_widget(f)
|
|
if widget:
|
|
value = widget.parse()
|
|
if hasattr(self, '%s_parse' % f):
|
|
value = getattr(self, '%s_parse' % f)(value)
|
|
setattr(self, f, value)
|
|
|
|
def compute(self, var):
|
|
if not isinstance(var, basestring):
|
|
return var
|
|
if not var.startswith('='):
|
|
return var
|
|
vars = get_publisher().substitutions.get_context_variables()
|
|
try:
|
|
return eval(var[1:], get_publisher().get_global_eval_dict(), vars)
|
|
except:
|
|
return var
|
|
|
|
def get_substitution_variables(self, formdata):
|
|
return {}
|
|
|
|
def export_to_xml(self, charset, include_id=False):
|
|
item = ET.Element('item')
|
|
item.attrib['type'] = self.key
|
|
for attribute in self.get_parameters():
|
|
if hasattr(self, attribute) and getattr(self, attribute) is not None:
|
|
el = ET.SubElement(item, attribute)
|
|
val = getattr(self, attribute)
|
|
if type(val) is dict:
|
|
for k, v in val.items():
|
|
ET.SubElement(el, k).text = unicode(v, charset, 'replace')
|
|
elif type(val) is list:
|
|
if attribute[-1] == 's':
|
|
atname = attribute[:-1]
|
|
else:
|
|
atname = 'item'
|
|
for v in val:
|
|
ET.SubElement(el, atname).text = unicode(str(v), charset, 'replace')
|
|
elif type(val) in (str, unicode):
|
|
if type(val) is unicode:
|
|
el.text = val
|
|
else:
|
|
el.text = unicode(val, charset, 'replace')
|
|
else:
|
|
el.text = str(val)
|
|
return item
|
|
|
|
def init_with_xml(self, elem, charset):
|
|
for attribute in self.get_parameters():
|
|
el = elem.find(attribute)
|
|
if el is None:
|
|
continue
|
|
if el.getchildren():
|
|
if type(getattr(self, attribute)) is list:
|
|
v = [x.text.encode(charset) for x in el.getchildren()]
|
|
elif type(getattr(self, attribute)) is dict:
|
|
v = {}
|
|
for e in el.getchildren():
|
|
v[e.tag] = e.text.encode(charset)
|
|
else:
|
|
# ???
|
|
raise AssertionError
|
|
setattr(self, attribute, v)
|
|
else:
|
|
if el.text is None:
|
|
setattr(self, attribute, None)
|
|
elif el.text in ('False', 'True'): # bools
|
|
setattr(self, attribute, eval(el.text))
|
|
elif type(getattr(self, attribute)) is int:
|
|
setattr(self, attribute, int(el.text.encode(charset)))
|
|
else:
|
|
setattr(self, attribute, el.text.encode(charset))
|
|
|
|
def __getstate__(self):
|
|
odict = self.__dict__.copy()
|
|
if odict.has_key('parent'):
|
|
del odict['parent']
|
|
return odict
|
|
|
|
|
|
class WorkflowStatusJumpItem(WorkflowStatusItem):
|
|
status = None
|
|
endpoint = False
|
|
|
|
def get_status(self):
|
|
if not self.status:
|
|
return None
|
|
try:
|
|
return [x for x in self.parent.parent.possible_status if x.id == self.status][0]
|
|
except IndexError:
|
|
get_publisher().get_app_logger().error(
|
|
'reference to invalid status in workflow %s, status %s, item %s' % (
|
|
self.parent.parent.name,
|
|
self.parent.name,
|
|
self.description))
|
|
return None
|
|
|
|
def add_parameters_widgets(self, form, parameters, prefix='', formdef=None):
|
|
if 'status' in parameters:
|
|
form.add(SingleSelectWidget, '%sstatus' % prefix, title = _('Status'), value = self.status,
|
|
options = [(None, '---')] + [(x.id, x.name) for x in self.parent.parent.possible_status])
|
|
|
|
def get_parameters(self):
|
|
return ('status',)
|
|
|
|
|
|
def get_role_translation(formdef, role_name):
|
|
if role_name == '_receiver':
|
|
return formdef.receiver_id
|
|
elif role_name == '_submitter':
|
|
raise Exception('_submitter is not a valid role')
|
|
else:
|
|
return role_name
|
|
|
|
def render_list_of_roles(roles):
|
|
t = []
|
|
for r in roles:
|
|
if r == logged_users_role().id:
|
|
t.append(logged_users_role().name)
|
|
elif r == '_submitter':
|
|
t.append(_('sender'))
|
|
elif r == '_receiver':
|
|
t.append(_('receiver'))
|
|
else:
|
|
try:
|
|
t.append(Role.get(r).name)
|
|
except KeyError:
|
|
pass
|
|
return ', '.join(t)
|
|
|
|
item_classes = []
|
|
|
|
def register_item_class(klass):
|
|
if not klass in item_classes:
|
|
item_classes.append(klass)
|
|
klass.init()
|
|
|
|
|
|
class CommentableWorkflowStatusItem(WorkflowStatusItem):
|
|
description = N_('Allow Comment')
|
|
key = 'commentable'
|
|
endpoint = False
|
|
waitpoint = True
|
|
|
|
label = None
|
|
button_label = 0 # hack to handle legacy commentable items
|
|
hint = None
|
|
by = []
|
|
|
|
def render_as_line(self):
|
|
if self.by:
|
|
return _('Allow Comment by %s') % render_list_of_roles(self.by)
|
|
else:
|
|
return _('Allow Comment (not completed)')
|
|
|
|
def fill_form(self, form, formdata, user):
|
|
if not 'comment' in [x.name for x in form.widgets]:
|
|
if self.label is None:
|
|
title = _('Comment')
|
|
else:
|
|
title = self.label
|
|
form.add(TextWidget, 'comment', title=title, required=False,
|
|
cols=40, rows=10, hint=self.hint)
|
|
form.get_widget('comment').attrs['class'] = 'comment'
|
|
if self.button_label == 0:
|
|
form.add_submit('button%s' % self.id, _('Add Comment'))
|
|
elif self.button_label:
|
|
form.add_submit('button%s' % self.id, self.button_label)
|
|
|
|
def submit_form(self, form, formdata, user, evo):
|
|
if form.get_widget('comment'):
|
|
evo.comment = form.get_widget('comment').parse()
|
|
|
|
def submit_admin_form(self, form):
|
|
for f in self.get_parameters():
|
|
widget = form.get_widget(f)
|
|
if widget:
|
|
setattr(self, f, widget.parse())
|
|
|
|
def fill_admin_form(self, form):
|
|
if self.by and not type(self.by) is list:
|
|
self.by = None
|
|
self.add_parameters_widgets(form, self.get_parameters())
|
|
|
|
def get_parameters(self):
|
|
return ('label', 'button_label', 'by', 'hint')
|
|
|
|
def add_parameters_widgets(self, form, parameters, prefix='', formdef=None):
|
|
if 'label' in parameters:
|
|
if self.label is None:
|
|
self.label = _('Comment')
|
|
form.add(StringWidget, '%slabel' % prefix, size=40, title=_('Label'), value=self.label)
|
|
if 'button_label' in parameters:
|
|
if self.button_label == 0:
|
|
self.button_label = _('Add Comment')
|
|
form.add(StringWidget, '%sbutton_label' % prefix, title=_('Button Label'),
|
|
hint=_('(empty to disable the button)'),
|
|
value=self.button_label)
|
|
if 'hint' in parameters:
|
|
form.add(StringWidget, '%shint' % prefix, size=40, title=_('Hint'), value=self.hint)
|
|
if 'by' in parameters:
|
|
form.add(WidgetList, '%sby' % prefix, title = _('By'),
|
|
element_type=SingleSelectWidget,
|
|
value=self.by,
|
|
add_element_label=_('Add Role'),
|
|
element_kwargs={'render_br': False,
|
|
'options': [(None, '---'),
|
|
('_submitter', _('Sender')),
|
|
('_receiver', _('Receiver')),
|
|
(logged_users_role().id, logged_users_role().name),
|
|
(None, '----')] + get_user_roles()})
|
|
|
|
register_item_class(CommentableWorkflowStatusItem)
|
|
|
|
|
|
class ChoiceWorkflowStatusItem(WorkflowStatusJumpItem):
|
|
description = N_('Change Status')
|
|
key = 'choice'
|
|
endpoint = False
|
|
waitpoint = True
|
|
|
|
label = None
|
|
by = []
|
|
|
|
def render_as_line(self):
|
|
if self.label:
|
|
if self.by:
|
|
return _('Change Status "%(label)s" by %(by)s') % \
|
|
{ 'label' : self.label,
|
|
'by' : render_list_of_roles(self.by) }
|
|
else:
|
|
return _('Change Status "%s"') % self.label
|
|
else:
|
|
return _('Change Status (not completed)')
|
|
|
|
def fill_form(self, form, formdata, user):
|
|
form.add_submit('button%s' % self.id, self.label)
|
|
|
|
def submit_form(self, form, formdata, user, evo):
|
|
if form.get_submit() == 'button%s' % self.id:
|
|
wf_status = self.get_status()
|
|
if wf_status:
|
|
evo.status = 'wf-%s' % wf_status.id
|
|
form.clear_errors()
|
|
return True # get out of processing loop
|
|
|
|
def add_parameters_widgets(self, form, parameters, prefix='', formdef=None):
|
|
if 'label' in parameters:
|
|
form.add(StringWidget, '%slabel' % prefix, title = _('Label'), value = self.label)
|
|
WorkflowStatusJumpItem.add_parameters_widgets(self, form, parameters, prefix, formdef)
|
|
if 'by' in parameters:
|
|
form.add(WidgetList, '%sby' % prefix, title = _('By'), element_type = SingleSelectWidget,
|
|
value = self.by,
|
|
add_element_label = _('Add Role'),
|
|
element_kwargs = {'render_br': False,
|
|
'options': [(None, '---'),
|
|
('_submitter', _('Sender')),
|
|
('_receiver', _('Receiver')),
|
|
(logged_users_role().id, logged_users_role().name),
|
|
(None, '----')] + get_user_roles()})
|
|
|
|
def get_parameters(self):
|
|
return ('by', 'status', 'label')
|
|
|
|
register_item_class(ChoiceWorkflowStatusItem)
|
|
|
|
|
|
class JumpOnSubmitWorkflowStatusItem(WorkflowStatusJumpItem):
|
|
description = N_('Change Status on Submit')
|
|
key = 'jumponsubmit'
|
|
|
|
def render_as_line(self):
|
|
if self.status:
|
|
if self.get_status():
|
|
return _('Change Status on Submit (to %s)') % self.get_status().name
|
|
else:
|
|
return _('Change Status on Submit (broken)')
|
|
else:
|
|
return _('Change Status on Submit (not completed)')
|
|
|
|
def submit_form(self, form, formdata, user, evo):
|
|
if form.is_submitted() and not form.has_errors():
|
|
wf_status = self.get_status()
|
|
if wf_status:
|
|
evo.status = 'wf-%s' % wf_status.id
|
|
|
|
def get_parameters(self):
|
|
return ('status',)
|
|
register_item_class(JumpOnSubmitWorkflowStatusItem)
|
|
|
|
|
|
class SendmailWorkflowStatusItem(WorkflowStatusItem):
|
|
description = N_('Send mail')
|
|
key = 'sendmail'
|
|
support_substitution_variables = True
|
|
|
|
to = []
|
|
subject = None
|
|
body = None
|
|
|
|
comment = None
|
|
|
|
def render_as_line(self):
|
|
if self.to:
|
|
return _('Send mail to %s') % render_list_of_roles(self.to)
|
|
else:
|
|
return _('Send mail (not completed)')
|
|
|
|
def get_parameters(self):
|
|
return ('to', 'subject', 'body')
|
|
|
|
def fill_admin_form(self, form):
|
|
self.add_parameters_widgets(form, self.get_parameters())
|
|
|
|
def add_parameters_widgets(self, form, parameters, prefix='', formdef=None):
|
|
if 'to' in parameters:
|
|
form.add(WidgetList, '%sto' % prefix, title=_('To'),
|
|
element_type=SingleSelectWidget,
|
|
value=self.to,
|
|
add_element_label=_('Add Role'),
|
|
element_kwargs={'render_br': False,
|
|
'options': [(None, '---'),
|
|
('_submitter', _('Sender')),
|
|
('_receiver', _('Receiver')), ] + get_user_roles()})
|
|
if 'subject' in parameters:
|
|
form.add(StringWidget, '%ssubject' % prefix, title=_('Subject'),
|
|
value=self.subject, size=40)
|
|
if 'body' in parameters:
|
|
form.add(TextWidget, '%sbody' % prefix, title=_('Body'),
|
|
value=self.body, cols=80, rows=10,
|
|
hint=_('Available variables: url, url_status, details, name, number, comment, field_NAME'))
|
|
|
|
|
|
def perform(self, formdata):
|
|
if not self.to:
|
|
return
|
|
if not self.subject:
|
|
return
|
|
|
|
url = formdata.get_url()
|
|
try:
|
|
mail_body = template_on_formdata(formdata, self.compute(self.body))
|
|
except ezt.EZTException:
|
|
get_logger().error('error in template for email body [%s], mail could not be generated' % url)
|
|
return
|
|
|
|
try:
|
|
mail_subject = template_on_formdata(formdata, self.compute(self.subject))
|
|
except ezt.EZTException:
|
|
get_logger().error('error in template for email subject [%s], mail could not be generated' % url)
|
|
return
|
|
|
|
users_cfg = get_cfg('users', {})
|
|
|
|
# this works around the fact that parametric workflows only support
|
|
# string values, so if we get set a string, we convert it here to an
|
|
# array.
|
|
if isinstance(self.to, basestring):
|
|
self.to = [self.to]
|
|
|
|
addresses = []
|
|
for dest in self.to:
|
|
dest = self.compute(dest)
|
|
|
|
if '@' in str(dest):
|
|
addresses.append(dest)
|
|
continue
|
|
|
|
if dest == '_submitter':
|
|
field_email = users_cfg.get('field_email') or 'email'
|
|
done = False
|
|
if formdata.user:
|
|
if formdata.user.email:
|
|
addresses.append(formdata.user.email)
|
|
done = True
|
|
elif formdata.user.form_data and formdata.user.form_data.get(field_email):
|
|
addresses.append(formdata.user.form_data.get(field_email))
|
|
done = True
|
|
|
|
if not done:
|
|
# if there is no user, or user has no email address, look
|
|
# up in submitted form for one that would hold the user
|
|
# email (the one set to be prefilled by user email)
|
|
fields = formdata.formdef.fields
|
|
for field in fields:
|
|
if not hasattr(field, 'prefill'):
|
|
continue
|
|
if field.prefill and field.prefill.get('type') == 'user':
|
|
if field.prefill.get('value') == field_email:
|
|
v = formdata.data.get(field.id)
|
|
if v:
|
|
addresses.append(v)
|
|
done = True
|
|
break
|
|
|
|
continue
|
|
|
|
dest = get_role_translation(formdata.formdef, dest)
|
|
|
|
try:
|
|
role = Role.get(dest)
|
|
except KeyError:
|
|
continue
|
|
addresses.extend(role.get_emails())
|
|
|
|
if not addresses:
|
|
return
|
|
|
|
if len(addresses) > 1:
|
|
emails.email(mail_subject, mail_body, email_rcpt=None,
|
|
bcc=addresses,
|
|
exclude_current_user=False,
|
|
fire_and_forget=True)
|
|
else:
|
|
emails.email(mail_subject, mail_body, email_rcpt=addresses,
|
|
exclude_current_user=False,
|
|
fire_and_forget=True)
|
|
register_item_class(SendmailWorkflowStatusItem)
|
|
|
|
|
|
def template_on_formdata(formdata, template, process=None):
|
|
dict = {}
|
|
dict.update(get_publisher().substitutions.get_context_variables())
|
|
dict['url'] = formdata.get_url()
|
|
dict['url_status'] = '%sstatus' % formdata.get_url()
|
|
dict['details'] = formdata.formdef.get_detailed_email_form(formdata, dict['url'])
|
|
dict['name'] = formdata.formdef.name
|
|
dict['number'] = formdata.id
|
|
if formdata.evolution and formdata.evolution[-1].comment:
|
|
dict['comment'] = formdata.evolution[-1].comment
|
|
else:
|
|
dict['comment'] = ''
|
|
dict.update(formdata.get_as_dict())
|
|
|
|
# compatibility vars
|
|
dict['before'] = dict.get('form_previous_status')
|
|
dict['after'] = dict.get('form_status')
|
|
dict['evolution'] = dict.get('form_evolution')
|
|
|
|
if process:
|
|
for key in dict:
|
|
dict[key] = process(dict[key])
|
|
|
|
processor = ezt.Template(compress_whitespace=False)
|
|
processor.parse(template or '')
|
|
|
|
fd = StringIO()
|
|
processor.generate(fd, dict)
|
|
|
|
return fd.getvalue()
|
|
|
|
class SendSMSWorkflowStatusItem(WorkflowStatusItem):
|
|
description = N_('Send SMS')
|
|
key = 'sendsms'
|
|
support_substitution_variables = True
|
|
|
|
to = []
|
|
body = None
|
|
|
|
def render_as_line(self):
|
|
return _('Send SMS')
|
|
|
|
def fill_admin_form(self, form):
|
|
self.add_parameters_widgets(form, self.get_parameters())
|
|
|
|
def get_parameters(self):
|
|
return ('to', 'body')
|
|
|
|
def add_parameters_widgets(self, form, parameters, prefix='', formdef=None):
|
|
if 'to' in parameters:
|
|
form.add(WidgetList, '%sto' % prefix, title=_('To'), element_type=StringWidget,
|
|
value=self.to, add_element_label=_('Add Number'),
|
|
element_kwargs = {'render_br': False})
|
|
if 'body' in parameters:
|
|
form.add(TextWidget, '%sbody' % prefix, title=_('Body'), value=self.body, cols=80, rows=10,
|
|
hint = _('Available variables: url, url_status, details, name, number, comment, field_NAME'))
|
|
|
|
def perform(self, formdata):
|
|
if not self.to:
|
|
return
|
|
if not self.body:
|
|
return
|
|
|
|
try:
|
|
sms_body = template_on_formdata(formdata, self.compute(self.body))
|
|
except ezt.EZTException:
|
|
url = formdata.get_url()
|
|
get_logger().error('error in template for sms [%s], sms could not be generated' % url)
|
|
return
|
|
|
|
from qommon.sms import SMS
|
|
|
|
sms_cfg = get_cfg('sms', {})
|
|
sender = sms_cfg.get('sender', 'AuQuotidien')[:11]
|
|
try:
|
|
SMS.get_sms_class().send([self.compute(x) for x in self.to], sms_body[:160], sender)
|
|
except qommon.errors.SMSError, e:
|
|
get_logger().error(e)
|
|
|
|
register_item_class(SendSMSWorkflowStatusItem)
|
|
|
|
|
|
class DisplayMessageWorkflowStatusItem(WorkflowStatusItem):
|
|
description = N_('Display message')
|
|
key = 'displaymsg'
|
|
support_substitution_variables = True
|
|
|
|
message = None
|
|
|
|
def get_message(self, filled):
|
|
if not self.message:
|
|
return ''
|
|
tmpl = ezt.Template()
|
|
tmpl.parse(self.message)
|
|
|
|
dict = {}
|
|
dict.update(get_publisher().substitutions.get_context_variables())
|
|
dict['date'] = misc.localstrftime(filled.receipt_time)
|
|
dict['number'] = filled.id
|
|
if filled.formdef.receiver and filled.formdef.receiver.details:
|
|
dict['receiver'] = filled.formdef.receiver.details.replace('\n', '<br />')
|
|
|
|
fd = StringIO()
|
|
tmpl.generate(fd, dict)
|
|
msg = fd.getvalue()
|
|
|
|
return msg
|
|
|
|
def add_parameters_widgets(self, form, parameters, prefix='', formdef=None):
|
|
if 'message' in parameters:
|
|
form.add(TextWidget, '%smessage' % prefix, title = _('Message'),
|
|
value = self.message, cols = 80, rows = 10)
|
|
|
|
def get_parameters(self):
|
|
return ('message',)
|
|
|
|
register_item_class(DisplayMessageWorkflowStatusItem)
|
|
|
|
|
|
class RedirectToStatusWorkflowStatusItem(WorkflowStatusItem):
|
|
description = N_('Redirect to Status Page')
|
|
key = 'redirectstatus'
|
|
|
|
backoffice = False
|
|
|
|
def perform(self, formdata):
|
|
if not get_request().user:
|
|
return None
|
|
return formdata.get_url(self.backoffice)
|
|
|
|
def add_parameters_widgets(self, form, parameters, prefix='', formdef=None):
|
|
if 'backoffice' in parameters:
|
|
form.add(CheckboxWidget, '%sbackoffice' % prefix,
|
|
title = _('Redirect to backoffice page'),
|
|
value = self.backoffice)
|
|
|
|
def get_parameters(self):
|
|
return ('backoffice',)
|
|
|
|
register_item_class(RedirectToStatusWorkflowStatusItem)
|
|
|
|
|
|
class EditableWorkflowStatusItem(WorkflowStatusItem):
|
|
description = N_('Allow Edition')
|
|
key = 'editable'
|
|
endpoint = False
|
|
waitpoint = True
|
|
|
|
by = []
|
|
status = None
|
|
label = None
|
|
|
|
def render_as_line(self):
|
|
if self.by:
|
|
return _('Allow Edition by %s') % render_list_of_roles(self.by)
|
|
else:
|
|
return _('Allow Edition (not completed)')
|
|
|
|
def fill_form(self, form, formdata, user):
|
|
label = self.label
|
|
if not label:
|
|
label = _('Edit Form')
|
|
form.add_submit('button%s' % self.id, label)
|
|
|
|
def submit_form(self, form, formdata, user, evo):
|
|
if form.get_submit() == 'button%s' % self.id:
|
|
return formdata.get_url() + 'wfedit'
|
|
|
|
def add_parameters_widgets(self, form, parameters, prefix='', formdef=None):
|
|
if 'by' in parameters:
|
|
form.add(WidgetList, '%sby' % prefix, title = _('By'), element_type = SingleSelectWidget,
|
|
value = self.by,
|
|
add_element_label = _('Add Role'),
|
|
element_kwargs = {'render_br': False,
|
|
'options': [(None, '---'),
|
|
('_submitter', _('Sender')),
|
|
('_receiver', _('Receiver')),
|
|
(logged_users_role().id, logged_users_role().name),
|
|
(None, '----')] + get_user_roles()})
|
|
if 'status' in parameters:
|
|
# XXX: look into this one, as None is a perfectly valid value, and
|
|
# it would put this question in the 'workflow options' part.
|
|
form.add(SingleSelectWidget, '%sstatus' % prefix, title = _('Status After Edit'), value = self.status,
|
|
hint = _("Don't select any if you don't want status change processing"),
|
|
options = [(None, '---')] + [(x.id, x.name) for x in self.parent.parent.possible_status])
|
|
if 'label' in parameters:
|
|
form.add(StringWidget, '%slabel' % prefix, title = _('Button Label'), value = self.label)
|
|
|
|
def get_parameters(self):
|
|
return ('by', 'status', 'label')
|
|
|
|
register_item_class(EditableWorkflowStatusItem)
|
|
|
|
class ExportToModelDirectory(Directory):
|
|
_q_exports = [ '' ]
|
|
|
|
def __init__(self, formdata, wfstatusitem, wfstatus):
|
|
self.formdata = formdata
|
|
self.wfstatusitem = wfstatusitem
|
|
|
|
def _q_index(self):
|
|
if not self.wfstatusitem.model_file:
|
|
raise TemplatingError(_('No model defined for this action'))
|
|
response = get_response()
|
|
response.content_type = self.wfstatusitem.model_file.content_type
|
|
response.set_header('location', '..')
|
|
|
|
if response.content_type != 'text/html':
|
|
response.set_header('content-disposition',
|
|
'attachment; filename="%s"' %
|
|
self.wfstatusitem.model_file.base_filename)
|
|
return self.wfstatusitem.apply_template_to_formdata(self.formdata)
|
|
|
|
def char2rtf(c):
|
|
if ord(c) < 128:
|
|
return c
|
|
else:
|
|
return '\u%d?' % ord(c)
|
|
|
|
def str2rtf(s):
|
|
s = ''.join([ char2rtf(c) for c in s])
|
|
return '{\uc1{%s}}' % s
|
|
|
|
def rtf_process(value):
|
|
if value is None:
|
|
return None
|
|
return str2rtf(unicode(str(value), get_publisher().site_charset))
|
|
|
|
class ExportToModel(WorkflowStatusItem):
|
|
description = N_('Export to model')
|
|
key = 'export_to_model'
|
|
support_substitution_variables = True
|
|
|
|
endpoint = False
|
|
waitpoint = True
|
|
|
|
label = None
|
|
model_file = None
|
|
directory_class = ExportToModelDirectory
|
|
|
|
def render_as_line(self):
|
|
if self.label:
|
|
if self.model_file:
|
|
model = _('with model named %(file_name)s of %(size)s bytes') % {
|
|
'file_name': self.model_file.base_filename,
|
|
'size': self.model_file.size }
|
|
else:
|
|
model = _('no model set')
|
|
return _('Export to model, labeled %(label)s, %(model)s') % {
|
|
'label': self.label,
|
|
'model': model }
|
|
else:
|
|
return _('Export to model (not completed)')
|
|
|
|
def fill_form(self, form, formdata, user):
|
|
label = self.label
|
|
if not label:
|
|
label = _('Export to model')
|
|
form.add_submit('button%s' % self.id, label)
|
|
|
|
def submit_form(self, form, formdata, user, evo):
|
|
if form.get_submit() == 'button%s' % self.id:
|
|
if not evo.comment:
|
|
evo.comment = _('Form exported in a model')
|
|
return formdata.get_url() + self.get_directory_name()
|
|
|
|
def model_file_validation(self, upload):
|
|
if upload.content_type and upload.content_type == 'application/rtf':
|
|
return True, ''
|
|
if (upload.content_type and upload.content_type == 'application/octet-stream') or \
|
|
upload.content_type is None:
|
|
if upload.base_filename and upload.base_filename.endswith('.rtf'):
|
|
return True, ''
|
|
upload.fp.seek(0)
|
|
if upload.read(10).startswith('{\\rtf'):
|
|
upload.fp.seek(0)
|
|
return True, ''
|
|
return False, _('Only RTF files can be used')
|
|
|
|
def add_parameters_widgets(self, form, parameters, prefix='', formdef=None):
|
|
if 'label' in parameters:
|
|
form.add(StringWidget, '%slabel' % prefix, title = _('Button Label'), value = self.label)
|
|
if 'model_file' in parameters:
|
|
ids = (self.parent.parent.id, self.parent.id, self.id)
|
|
if formdef:
|
|
hint = htmltext('%s: <ul class="varnames">') % _('Available variables')
|
|
varnames = get_varnames(formdef.fields)
|
|
for pair in varnames:
|
|
hint += htmltext('<li><tt class="varname">[%s]</tt> <label>%s</label></span></li>') % pair
|
|
hint += htmltext('</ul>')
|
|
ids = (formdef.id,) + ids
|
|
filename = 'export_to_model-%s-%s-%s-%s.upload' % ids
|
|
else:
|
|
hint = _('You can use variables in your model using '
|
|
'the [variable] syntax, available variables depends on the form.')
|
|
filename = 'export_to_model-%s-%s-%s.upload' % ids
|
|
widget_name = '%smodel_file' % prefix
|
|
if formdef and formdef.workflow_options and \
|
|
formdef.workflow_options.get(widget_name) is not None:
|
|
value = formdef.workflow_options.get(widget_name)
|
|
else:
|
|
value = self.model_file
|
|
if value:
|
|
hint = htmltext('<div>%s: <a href="?file=%s">%s</a></div>') % \
|
|
(_('Current value'), widget_name, value.base_filename) + hint
|
|
form.add(UploadWidget, widget_name, directory='models',
|
|
filename=filename, title=_('Model'), hint=hint,
|
|
validation=self.model_file_validation, value=value)
|
|
|
|
def get_directory_name(self):
|
|
return qommon.misc.simplify(self.label or 'export_to_model', space='_')
|
|
directory_name = property(get_directory_name)
|
|
|
|
def apply_template_to_formdata(self, formdata):
|
|
process = None
|
|
if self.model_file.base_filename.endswith('.rtf'):
|
|
process = rtf_process
|
|
try:
|
|
return template_on_formdata(formdata, self.model_file.get_file().read(),
|
|
process=process)
|
|
except ezt.UnknownReference, e:
|
|
url = formdata.get_url()
|
|
get_logger().error('error in template for export to model [%s], unknown reference %s' % (url, str(e)))
|
|
raise TemplatingError(_('Error in the template, reference %s is unknown') % str(e))
|
|
except ezt.EZTException, e:
|
|
url = formdata.get_url()
|
|
get_logger().error('error in template for export to model [%s], model could not be generated' % url)
|
|
raise TemplatingError(_('Unknown error in the template: %s') % str(e))
|
|
|
|
def get_parameters(self):
|
|
return ('label', 'model_file')
|
|
|
|
register_item_class(ExportToModel)
|
|
|
|
|
|
def load_extra():
|
|
import wf.aggregation_email
|
|
import wf.timeout_jump
|
|
# import wf.anonymous_access
|
|
import wf.jump
|
|
import wf.attachment
|
|
import wf.remove
|
|
import wf.roles
|