web/views/workflow.py
author Sylvain Thénault <sylvain.thenault@logilab.fr>
Thu, 19 May 2011 17:53:00 +0200
branchstable
changeset 7403 344aa07dd0f2
parent 6763 9c4820021f52
child 7411 238da9684f99
permissions -rw-r--r--
[workflow] new 'incontext-state' view for IWorkflowable entities
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# copyright 2003-2010 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
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# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
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#
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# This file is part of CubicWeb.
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#
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# CubicWeb is free software: you can redistribute it and/or modify it under the
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# terms of the GNU Lesser General Public License as published by the Free
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# Software Foundation, either version 2.1 of the License, or (at your option)
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# any later version.
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#
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# CubicWeb is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Lesser General Public License along
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# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.
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"""workflow views:
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* IWorkflowable views and forms
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* workflow entities views (State, Transition, TrInfo)
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"""
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__docformat__ = "restructuredtext en"
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_ = unicode
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import os
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from warnings import warn
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from logilab.mtconverter import xml_escape
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from logilab.common.graph import escape
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from cubicweb import Unauthorized
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from cubicweb.selectors import (has_related_entities, one_line_rset,
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                                relation_possible, match_form_params,
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                                score_entity, is_instance, adaptable)
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from cubicweb.view import EntityView
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from cubicweb.schema import display_name
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from cubicweb.web import uicfg, stdmsgs, action, component, form, action
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from cubicweb.web import formfields as ff, formwidgets as fwdgs
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from cubicweb.web.views import TmpFileViewMixin
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from cubicweb.web.views import forms, primary, autoform, ibreadcrumbs
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from cubicweb.web.views.tabs import TabbedPrimaryView, PrimaryTab
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from cubicweb.web.views.dotgraphview import DotGraphView, DotPropsHandler
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_pvs = uicfg.primaryview_section
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_pvs.tag_subject_of(('Workflow', 'initial_state', '*'), 'hidden')
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_pvs.tag_object_of(('*', 'state_of', 'Workflow'), 'hidden')
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_pvs.tag_object_of(('*', 'transition_of', 'Workflow'), 'hidden')
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_pvs.tag_object_of(('*', 'wf_info_for', '*'), 'hidden')
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for rtype in ('in_state', 'by_transition', 'from_state', 'to_state'):
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    _pvs.tag_subject_of(('*', rtype, '*'), 'hidden')
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    _pvs.tag_object_of(('*', rtype, '*'), 'hidden')
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_pvs.tag_object_of(('*', 'wf_info_for', '*'), 'hidden')
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_abaa = uicfg.actionbox_appearsin_addmenu
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_abaa.tag_subject_of(('BaseTransition', 'condition', 'RQLExpression'), False)
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_abaa.tag_subject_of(('State', 'allowed_transition', 'BaseTransition'), False)
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_abaa.tag_object_of(('SubWorkflowExitPoint', 'destination_state', 'State'),
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                    False)
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_abaa.tag_subject_of(('*', 'wf_info_for', '*'), False)
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_abaa.tag_object_of(('*', 'wf_info_for', '*'), False)
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_abaa.tag_object_of(('*', 'state_of', 'CWEType'), True)
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_abaa.tag_object_of(('*', 'transition_of', 'CWEType'), True)
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_abaa.tag_subject_of(('Transition', 'destination_state', '*'), True)
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_abaa.tag_object_of(('*', 'allowed_transition', 'Transition'), True)
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_abaa.tag_object_of(('*', 'destination_state', 'State'), True)
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_abaa.tag_subject_of(('State', 'allowed_transition', '*'), True)
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_abaa.tag_object_of(('State', 'state_of', 'Workflow'), True)
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_abaa.tag_object_of(('Transition', 'transition_of', 'Workflow'), True)
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_abaa.tag_object_of(('WorkflowTransition', 'transition_of', 'Workflow'), True)
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_afs = uicfg.autoform_section
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_afs.tag_subject_of(('TrInfo', 'to_state', '*'), 'main', 'hidden')
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_afs.tag_subject_of(('TrInfo', 'from_state', '*'), 'main', 'hidden')
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_afs.tag_attribute(('TrInfo', 'tr_count'), 'main', 'hidden')
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_afs.tag_object_of(('State', 'allowed_transition', '*'), 'main', 'attributes')
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# IWorkflowable views #########################################################
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class ChangeStateForm(forms.CompositeEntityForm):
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    # set dom id to ensure there is no conflict with edition form (see
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    # session_key() implementation)
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    __regid__ = domid = 'changestate'
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    form_renderer_id = 'base' # don't want EntityFormRenderer
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    form_buttons = [fwdgs.SubmitButton(),
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                    fwdgs.Button(stdmsgs.BUTTON_CANCEL, cwaction='cancel')]
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class ChangeStateFormView(form.FormViewMixIn, EntityView):
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    __regid__ = 'statuschange'
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    title = _('status change')
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    __select__ = (one_line_rset()
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                  & match_form_params('treid')
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                  & adaptable('IWorkflowable'))
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    def cell_call(self, row, col):
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        entity = self.cw_rset.get_entity(row, col)
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        transition = self._cw.entity_from_eid(self._cw.form['treid'])
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        form = self.get_form(entity, transition)
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        self.w(u'<h4>%s %s</h4>\n' % (self._cw._(transition.name),
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   105
                                      entity.view('oneline')))
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        msg = self._cw._('status will change from %(st1)s to %(st2)s') % {
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            'st1': entity.cw_adapt_to('IWorkflowable').printable_state,
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            'st2': self._cw._(transition.destination(entity).name)}
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        self.w(u'<p>%s</p>\n' % msg)
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        form.render(w=self.w)
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   111
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    def redirectpath(self, entity):
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        return entity.rest_path()
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   114
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    def get_form(self, entity, transition, **kwargs):
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        # XXX used to specify both rset/row/col and entity in case implements
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        # selector (and not implements) is used on custom form
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        form = self._cw.vreg['forms'].select(
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            'changestate', self._cw, entity=entity, transition=transition,
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            redirect_path=self.redirectpath(entity), **kwargs)
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        trinfo = self._cw.vreg['etypes'].etype_class('TrInfo')(self._cw)
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        trinfo.eid = self._cw.varmaker.next()
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        subform = self._cw.vreg['forms'].select('edition', self._cw, entity=trinfo,
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                                                mainform=False)
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        subform.field_by_name('wf_info_for', 'subject').value = entity.eid
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        trfield = subform.field_by_name('by_transition', 'subject')
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        trfield.widget = fwdgs.HiddenInput()
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        trfield.value = transition.eid
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        form.add_subform(subform)
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        return form
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   132
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class WFHistoryView(EntityView):
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    __regid__ = 'wfhistory'
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    __select__ = relation_possible('wf_info_for', role='object') & \
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                 score_entity(lambda x: x.cw_adapt_to('IWorkflowable').workflow_history)
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    title = _('Workflow history')
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   139
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    def cell_call(self, row, col, view=None, title=title):
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        _ = self._cw._
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        eid = self.cw_rset[row][col]
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        sel = 'Any FS,TS,WF,D'
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        rql = ' ORDERBY D DESC WHERE WF wf_info_for X,'\
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              'WF from_state FS, WF to_state TS, WF comment C,'\
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              'WF creation_date D'
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        if self._cw.vreg.schema.eschema('CWUser').has_perm(self._cw, 'read'):
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            sel += ',U,C'
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            rql += ', WF owned_by U?'
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            displaycols = range(5)
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            headers = (_('from_state'), _('to_state'), _('comment'), _('date'),
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                       _('CWUser'))
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        else:
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            sel += ',C'
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            displaycols = range(4)
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            headers = (_('from_state'), _('to_state'), _('comment'), _('date'))
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        rql = '%s %s, X eid %%(x)s' % (sel, rql)
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        try:
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            rset = self._cw.execute(rql, {'x': eid})
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        except Unauthorized:
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            return
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        if rset:
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            if title:
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                title = _(title)
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            self.wview('table', rset, title=title, displayactions=False,
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                       displaycols=displaycols, headers=headers)
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   167
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   168
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class WFHistoryVComponent(component.EntityCtxComponent):
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    """display the workflow history for entities supporting it"""
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    __regid__ = 'wfhistory'
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    __select__ = component.EntityCtxComponent.__select__ & WFHistoryView.__select__
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    context = 'navcontentbottom'
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    title = _('Workflow history')
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   175
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    def render_body(self, w):
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        if hasattr(self, 'cell_call'):
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            warn('[3.10] %s should now implement render_body instead of cell_call'
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                 % self.__class__, DeprecationWarning)
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            self.w = w
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            self.cell_call(self.entity.cw_row, self.entity.cw_col)
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        else:
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            self.entity.view('wfhistory', w=w, title=None)
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class InContextWithStateView(EntityView):
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    """display incontext view for an entity as well as its current state"""
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    __regid__ = 'incontext-state'
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    __select__ = adaptable('IWorkflowable')
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    def entity_call(self, entity):
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        iwf = entity.cw_adapt_to('IWorkflowable')
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        self.w(u'%s [%s]' % (entity.view('incontext'), iwf.printable_state))
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   194
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# workflow actions #############################################################
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   196
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class WorkflowActions(action.Action):
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    """fill 'workflow' sub-menu of the actions box"""
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    __regid__ = 'workflow'
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    __select__ = (action.Action.__select__ & one_line_rset() &
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                  relation_possible('in_state'))
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    submenu = _('workflow')
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    order = 10
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    def fill_menu(self, box, menu):
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        entity = self.cw_rset.get_entity(self.cw_row or 0, self.cw_col or 0)
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        menu.label = u'%s: %s' % (self._cw._('state'),
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                                  entity.cw_adapt_to('IWorkflowable').printable_state)
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        menu.append_anyway = True
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        super(WorkflowActions, self).fill_menu(box, menu)
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    def actual_actions(self):
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        entity = self.cw_rset.get_entity(self.cw_row or 0, self.cw_col or 0)
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        iworkflowable = entity.cw_adapt_to('IWorkflowable')
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        hastr = False
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        for tr in iworkflowable.possible_transitions():
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            url = entity.absolute_url(vid='statuschange', treid=tr.eid)
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            yield self.build_action(self._cw._(tr.name), url)
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            hastr = True
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        # don't propose to see wf if user can't pass any transition
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        if hastr:
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            wfurl = iworkflowable.current_workflow.absolute_url()
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            yield self.build_action(self._cw._('view workflow'), wfurl)
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        if iworkflowable.workflow_history:
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            wfurl = entity.absolute_url(vid='wfhistory')
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            yield self.build_action(self._cw._('view history'), wfurl)
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# workflow entity types views ##################################################
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_pvs = uicfg.primaryview_section
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_pvs.tag_subject_of(('Workflow', 'initial_state', '*'), 'hidden')
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_pvs.tag_object_of(('*', 'state_of', 'Workflow'), 'hidden')
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_pvs.tag_object_of(('*', 'transition_of', 'Workflow'), 'hidden')
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_pvs.tag_object_of(('*', 'default_workflow', 'Workflow'), 'hidden')
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_abaa = uicfg.actionbox_appearsin_addmenu
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_abaa.tag_subject_of(('BaseTransition', 'condition', 'RQLExpression'), False)
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_abaa.tag_subject_of(('State', 'allowed_transition', 'BaseTransition'), False)
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_abaa.tag_object_of(('SubWorkflowExitPoint', 'destination_state', 'State'),
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                    False)
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_abaa.tag_object_of(('State', 'state_of', 'Workflow'), True)
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_abaa.tag_object_of(('BaseTransition', 'transition_of', 'Workflow'), False)
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_abaa.tag_object_of(('Transition', 'transition_of', 'Workflow'), True)
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_abaa.tag_object_of(('WorkflowTransition', 'transition_of', 'Workflow'), True)
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class WorkflowPrimaryView(TabbedPrimaryView):
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    __select__ = is_instance('Workflow')
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    tabs = [  _('wf_tab_info'), _('wfgraph'),]
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    default_tab = 'wf_tab_info'
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class CellView(EntityView):
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    __regid__ = 'cell'
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    __select__ = is_instance('TrInfo')
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    def cell_call(self, row, col, cellvid=None):
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        self.w(self.cw_rset.get_entity(row, col).view('reledit', rtype='comment'))
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class StateInContextView(EntityView):
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    """convenience trick, State's incontext view should not be clickable"""
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    __regid__ = 'incontext'
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    __select__ = is_instance('State')
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    def cell_call(self, row, col):
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        self.w(xml_escape(self._cw.view('textincontext', self.cw_rset,
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                                        row=row, col=col)))
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class WorkflowTabTextView(PrimaryTab):
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    __regid__ = 'wf_tab_info'
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    __select__ = PrimaryTab.__select__ & one_line_rset() & is_instance('Workflow')
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    def render_entity_attributes(self, entity):
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        _ = self._cw._
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        self.w(u'<div>%s</div>' % (entity.printable_value('description')))
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        self.w(u'<span>%s%s</span>' % (_("workflow_of").capitalize(), _(" :")))
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        html = []
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        for e in  entity.workflow_of:
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            view = e.view('outofcontext')
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            if entity.eid == e.default_workflow[0].eid:
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                view += u' <span>[%s]</span>' % _('default_workflow')
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            html.append(view)
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        self.w(', '.join(v for v in html))
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        self.w(u'<h2>%s</h2>' % _("Transition_plural"))
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        rset = self._cw.execute(
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            'Any T,T,DS,T,TT ORDERBY TN WHERE T transition_of WF, WF eid %(x)s,'
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            'T type TT, T name TN, T destination_state DS?', {'x': entity.eid})
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        self.wview('editable-table', rset, 'null',
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                   cellvids={ 1: 'trfromstates', 2: 'outofcontext', 3:'trsecurity',},
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                   headers = (_('Transition'),  _('from_state'),
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                              _('to_state'), _('permissions'), _('type') ),
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                   )
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class TransitionSecurityTextView(EntityView):
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    __regid__ = 'trsecurity'
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    __select__ = is_instance('Transition')
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    def cell_call(self, row, col):
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        _ = self._cw._
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        entity = self.cw_rset.get_entity(self.cw_row, self.cw_col)
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        if entity.require_group:
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            self.w(u'<div>%s%s %s</div>' %
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                   (_('groups'), _(" :"),
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                    u', '.join((g.view('incontext') for g
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                               in entity.require_group))))
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        if entity.condition:
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            self.w(u'<div>%s%s %s</div>' %
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                   ( _('conditions'), _(" :"),
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                     u'<br/>'.join((e.dc_title() for e
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                                in entity.condition))))
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class TransitionAllowedTextView(EntityView):
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    __regid__ = 'trfromstates'
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    __select__ = is_instance('Transition')
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    def cell_call(self, row, col):
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        entity = self.cw_rset.get_entity(self.cw_row, self.cw_col)
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   321
        self.w(u', '.join((e.view('outofcontext') for e
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   322
                           in entity.reverse_allowed_transition)))
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   323
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   325
# workflow entity types edition ################################################
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   326
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_afs = uicfg.autoform_section
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   328
_afs.tag_subject_of(('TrInfo', 'to_state', '*'), 'main', 'hidden')
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   329
_afs.tag_subject_of(('TrInfo', 'from_state', '*'), 'main', 'hidden')
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   330
_afs.tag_object_of(('State', 'allowed_transition', '*'), 'main', 'attributes')
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_afs.tag_subject_of(('State', 'allowed_transition', '*'), 'main', 'attributes')
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   332
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   333
def workflow_items_for_relation(req, wfeid, wfrelation, targetrelation):
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   334
    wf = req.entity_from_eid(wfeid)
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   335
    rschema = req.vreg.schema[targetrelation]
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   336
    return sorted((e.view('combobox'), e.eid)
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   337
                  for e in getattr(wf, 'reverse_%s' % wfrelation)
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   338
                  if rschema.has_perm(req, 'add', toeid=e.eid))
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   339
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   340
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   341
class TransitionEditionForm(autoform.AutomaticEntityForm):
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    __select__ = is_instance('Transition')
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   343
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    def workflow_states_for_relation(self, targetrelation):
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        eids = self.edited_entity.linked_to('transition_of', 'subject')
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   346
        if eids:
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   347
            return workflow_items_for_relation(self._cw, eids[0], 'state_of',
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   348
                                               targetrelation)
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   349
        return []
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   350
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   351
    def subject_destination_state_vocabulary(self, rtype, limit=None):
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   352
        if not self.edited_entity.has_eid():
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   353
            return self.workflow_states_for_relation('destination_state')
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   354
        return self.subject_relation_vocabulary(rtype, limit)
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   355
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   356
    def object_allowed_transition_vocabulary(self, rtype, limit=None):
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   357
        if not self.edited_entity.has_eid():
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   358
            return self.workflow_states_for_relation('allowed_transition')
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diff changeset
   359
        return self.object_relation_vocabulary(rtype, limit)
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   360
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   361
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   362
class StateEditionForm(autoform.AutomaticEntityForm):
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   363
    __select__ = is_instance('State')
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   364
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   365
    def subject_allowed_transition_vocabulary(self, rtype, limit=None):
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   366
        if not self.edited_entity.has_eid():
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   367
            eids = self.edited_entity.linked_to('state_of', 'subject')
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   368
            if eids:
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   369
                return workflow_items_for_relation(self._cw, eids[0], 'transition_of',
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   370
                                                   'allowed_transition')
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   371
        return []
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   372
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   373
class WorkflowIBreadCrumbsAdapter(ibreadcrumbs.IBreadCrumbsAdapter):
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   374
    __select__ = is_instance('Workflow')
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   375
    # XXX what if workflow of multiple types?
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   376
    def parent_entity(self):
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   377
        return self.entity.workflow_of and self.entity.workflow_of[0] or None
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   378
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   379
class WorkflowItemIBreadCrumbsAdapter(ibreadcrumbs.IBreadCrumbsAdapter):
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diff changeset
   380
    __select__ = is_instance('BaseTransition', 'State')
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   381
    def parent_entity(self):
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   382
        return self.entity.workflow
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diff changeset
   383
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diff changeset
   384
class TransitionItemIBreadCrumbsAdapter(ibreadcrumbs.IBreadCrumbsAdapter):
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diff changeset
   385
    __select__ = is_instance('SubWorkflowExitPoint')
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diff changeset
   386
    def parent_entity(self):
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diff changeset
   387
        return self.entity.reverse_subworkflow_exit[0]
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diff changeset
   388
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diff changeset
   389
class TrInfoIBreadCrumbsAdapter(ibreadcrumbs.IBreadCrumbsAdapter):
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diff changeset
   390
    __select__ = is_instance('TrInfo')
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diff changeset
   391
    def parent_entity(self):
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diff changeset
   392
        return self.entity.for_entity
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diff changeset
   393
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diff changeset
   394
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bf30ab5ba6ee fix workflow graph views and tabs for the new wf system, remove useless view and action (actually useless since introduction of tabbed entity type view
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diff changeset
   395
# workflow images ##############################################################
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diff changeset
   396
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diff changeset
   397
class WorkflowDotPropsHandler(DotPropsHandler):
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   398
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diff changeset
   399
    def node_properties(self, stateortransition):
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diff changeset
   400
        """return default DOT drawing options for a state or transition"""
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diff changeset
   401
        props = super(WorkflowDotPropsHandler, self).node_properties(stateortransition)
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diff changeset
   402
        if hasattr(stateortransition, 'state_of'):
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diff changeset
   403
            props['shape'] = 'box'
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diff changeset
   404
            props['style'] = 'filled'
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diff changeset
   405
            if stateortransition.reverse_initial_state:
5224
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diff changeset
   406
                props['fillcolor'] = '#88CC88'
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diff changeset
   407
        else:
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diff changeset
   408
            props['shape'] = 'ellipse'
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diff changeset
   409
            descr = []
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diff changeset
   410
            tr = stateortransition
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diff changeset
   411
            if descr:
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diff changeset
   412
                props['label'] += escape('\n'.join(descr))
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diff changeset
   413
        return props
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diff changeset
   414
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diff changeset
   415
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Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6093
diff changeset
   416
class WorkflowVisitor(object):
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diff changeset
   417
    def __init__(self, entity):
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diff changeset
   418
        self.entity = entity
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   419
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   420
    def nodes(self):
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diff changeset
   421
        for state in self.entity.reverse_state_of:
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diff changeset
   422
            state.complete()
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diff changeset
   423
            yield state.eid, state
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diff changeset
   424
        for transition in self.entity.reverse_transition_of:
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diff changeset
   425
            transition.complete()
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diff changeset
   426
            yield transition.eid, transition
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diff changeset
   427
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diff changeset
   428
    def edges(self):
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diff changeset
   429
        for transition in self.entity.reverse_transition_of:
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parents: 984
diff changeset
   430
            for incomingstate in transition.reverse_allowed_transition:
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 984
diff changeset
   431
                yield incomingstate.eid, transition.eid, transition
4646
322c3dd96dd5 [workflow] finish refactoring introduced by 021035b9a7ab for 'go back' transition:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4436
diff changeset
   432
            for outgoingstate in transition.potential_destinations():
322c3dd96dd5 [workflow] finish refactoring introduced by 021035b9a7ab for 'go back' transition:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4436
diff changeset
   433
                yield transition.eid, outgoingstate.eid, transition
1091
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 984
diff changeset
   434
6093
9001a74fcc82 more generic dot graph generator
Stephanie Marcu <stephanie.marcu@logilab.fr>
parents: 5877
diff changeset
   435
class WorkflowGraphView(DotGraphView):
5224
34e669b6fd95 [mq]: worklfow view
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5174
diff changeset
   436
    __regid__ = 'wfgraph'
5877
0c7b7b76a84f [selectors] provide a new, optimized, is_instance selector that should at some point replace implements (along with the adaptable selector)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5752
diff changeset
   437
    __select__ = EntityView.__select__ & one_line_rset() & is_instance('Workflow')
5224
34e669b6fd95 [mq]: worklfow view
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5174
diff changeset
   438
6093
9001a74fcc82 more generic dot graph generator
Stephanie Marcu <stephanie.marcu@logilab.fr>
parents: 5877
diff changeset
   439
    def build_visitor(self, entity):
9001a74fcc82 more generic dot graph generator
Stephanie Marcu <stephanie.marcu@logilab.fr>
parents: 5877
diff changeset
   440
        return WorkflowVisitor(entity)
9001a74fcc82 more generic dot graph generator
Stephanie Marcu <stephanie.marcu@logilab.fr>
parents: 5877
diff changeset
   441
9001a74fcc82 more generic dot graph generator
Stephanie Marcu <stephanie.marcu@logilab.fr>
parents: 5877
diff changeset
   442
    def build_dotpropshandler(self):
6103
072f23f6bf83 fix typo
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 6093
diff changeset
   443
        return WorkflowDotPropsHandler(self._cw)
5224
34e669b6fd95 [mq]: worklfow view
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5174
diff changeset
   444
5682
5628247f51ce [security] view was giving web access to every fs file accessible by the web server process. Fix this security hole by storing file in session data, not direct form parameters
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5426
diff changeset
   445
7403
344aa07dd0f2 [workflow] new 'incontext-state' view for IWorkflowable entities
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6763
diff changeset
   446
class TmpPngView(TmpFileViewMixin, EntityView):
5682
5628247f51ce [security] view was giving web access to every fs file accessible by the web server process. Fix this security hole by storing file in session data, not direct form parameters
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5426
diff changeset
   447
    __regid__ = 'tmppng'
5628247f51ce [security] view was giving web access to every fs file accessible by the web server process. Fix this security hole by storing file in session data, not direct form parameters
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5426
diff changeset
   448
    __select__ = match_form_params('tmpfile')
1091
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 984
diff changeset
   449
    content_type = 'image/png'
5682
5628247f51ce [security] view was giving web access to every fs file accessible by the web server process. Fix this security hole by storing file in session data, not direct form parameters
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5426
diff changeset
   450
    binary = True
1504
c6051f141807 register to catalog, delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   451
5224
34e669b6fd95 [mq]: worklfow view
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5174
diff changeset
   452
    def cell_call(self, row=0, col=0):
5682
5628247f51ce [security] view was giving web access to every fs file accessible by the web server process. Fix this security hole by storing file in session data, not direct form parameters
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5426
diff changeset
   453
        tmpfile = self._cw.session.data[self._cw.form['tmpfile']]
5224
34e669b6fd95 [mq]: worklfow view
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5174
diff changeset
   454
        self.w(open(tmpfile, 'rb').read())
5684
015755f67e46 [workflow image] remove debug code
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5682
diff changeset
   455
        os.unlink(tmpfile)