1 # -*- coding: utf-8 -*-
2 ##############################################################################
4 # OpenERP, Open Source Management Solution
5 # Copyright (C) 2004-2009 Tiny SPRL (<http://tiny.be>).
7 # This program is free software: you can redistribute it and/or modify
8 # it under the terms of the GNU Affero General Public License as
9 # published by the Free Software Foundation, either version 3 of the
10 # License, or (at your option) any later version.
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU Affero General Public License for more details.
17 # You should have received a copy of the GNU Affero General Public License
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
20 ##############################################################################
25 from dateutil.relativedelta import relativedelta
30 from operator import itemgetter
35 from lxml import etree
38 from openerp import tools
39 from openerp.http import request
40 from openerp.osv import fields, osv, orm
41 from openerp.tools import graph, SKIPPED_ELEMENT_TYPES
42 from openerp.tools.parse_version import parse_version
43 from openerp.tools.safe_eval import safe_eval as eval
44 from openerp.tools.view_validation import valid_view
45 from openerp.tools import misc
46 from openerp.tools.translate import _
48 _logger = logging.getLogger(__name__)
50 MOVABLE_BRANDING = ['data-oe-model', 'data-oe-id', 'data-oe-field', 'data-oe-xpath']
52 def keep_query(*args, **kw):
53 if not args and not kw:
56 query_params = frozenset(werkzeug.url_decode(request.httprequest.query_string).keys())
57 for keep_param in args:
58 for param in fnmatch.filter(query_params, keep_param):
59 if param not in params and param in request.params:
60 params[param] = request.params[param]
61 return werkzeug.urls.url_encode(params)
63 class view_custom(osv.osv):
64 _name = 'ir.ui.view.custom'
65 _order = 'create_date desc' # search(limit=1) should return the last customization
67 'ref_id': fields.many2one('ir.ui.view', 'Original View', select=True, required=True, ondelete='cascade'),
68 'user_id': fields.many2one('res.users', 'User', select=True, required=True, ondelete='cascade'),
69 'arch': fields.text('View Architecture', required=True),
72 def name_get(self, cr, uid, ids, context=None):
73 return [(rec.id, rec.user_id.name) for rec in self.browse(cr, uid, ids, context=context)]
75 def name_search(self, cr, user, name, args=None, operator='ilike', context=None, limit=100):
79 ids = self.search(cr, user, [('user_id', operator, name)] + args, limit=limit)
80 return self.name_get(cr, user, ids, context=context)
81 return super(view_custom, self).name_search(cr, user, name, args=args, operator=operator, context=context, limit=limit)
84 def _auto_init(self, cr, context=None):
85 super(view_custom, self)._auto_init(cr, context)
86 cr.execute('SELECT indexname FROM pg_indexes WHERE indexname = \'ir_ui_view_custom_user_id_ref_id\'')
88 cr.execute('CREATE INDEX ir_ui_view_custom_user_id_ref_id ON ir_ui_view_custom (user_id, ref_id)')
90 def _hasclass(context, *cls):
91 """ Checks if the context node has all the classes passed as arguments
93 node_classes = set(context.context_node.attrib.get('class', '').split())
95 return node_classes.issuperset(cls)
97 xpath_utils = etree.FunctionNamespace(None)
98 xpath_utils['hasclass'] = _hasclass
103 def _get_model_data(self, cr, uid, ids, fname, args, context=None):
104 result = dict.fromkeys(ids, False)
105 IMD = self.pool['ir.model.data']
106 data_ids = IMD.search_read(cr, uid, [('res_id', 'in', ids), ('model', '=', 'ir.ui.view')], ['res_id'], context=context)
107 result.update(map(itemgetter('res_id', 'id'), data_ids))
110 def _views_from_model_data(self, cr, uid, ids, context=None):
111 IMD = self.pool['ir.model.data']
112 data_ids = IMD.search_read(cr, uid, [('id', 'in', ids), ('model', '=', 'ir.ui.view')], ['res_id'], context=context)
113 return map(itemgetter('res_id'), data_ids)
116 'name': fields.char('View Name', required=True),
117 'model': fields.char('Object', select=True),
118 'priority': fields.integer('Sequence', required=True),
119 'type': fields.selection([
123 ('calendar', 'Calendar'),
124 ('diagram','Diagram'),
126 ('kanban', 'Kanban'),
128 ('qweb', 'QWeb')], string='View Type'),
129 'arch': fields.text('View Architecture', required=True),
130 'inherit_id': fields.many2one('ir.ui.view', 'Inherited View', ondelete='cascade', select=True),
131 'inherit_children_ids': fields.one2many('ir.ui.view','inherit_id', 'Inherit Views'),
132 'field_parent': fields.char('Child Field'),
133 'model_data_id': fields.function(_get_model_data, type='many2one', relation='ir.model.data', string="Model Data",
135 _name: (lambda s, c, u, i, ctx=None: i, None, 10),
136 'ir.model.data': (_views_from_model_data, ['model', 'res_id'], 10),
138 'xml_id': fields.function(osv.osv.get_xml_id, type='char', size=128, string="External ID",
139 help="ID of the view defined in xml file"),
140 'groups_id': fields.many2many('res.groups', 'ir_ui_view_group_rel', 'view_id', 'group_id',
141 string='Groups', help="If this field is empty, the view applies to all users. Otherwise, the view applies to the users of those groups only."),
142 'model_ids': fields.one2many('ir.model.data', 'res_id', domain=[('model','=','ir.ui.view')], auto_join=True),
143 'create_date': fields.datetime('Create Date', readonly=True),
144 'write_date': fields.datetime('Last Modification Date', readonly=True),
146 'mode': fields.selection(
147 [('primary', "Base view"), ('extension', "Extension View")],
148 string="View inheritance mode", required=True,
149 help="""Only applies if this view inherits from an other one (inherit_id is not False/Null).
151 * if extension (default), if this view is requested the closest primary view
152 is looked up (via inherit_id), then all views inheriting from it with this
153 view's model are applied
154 * if primary, the closest primary view is fully resolved (even if it uses a
155 different model than this one), then this view's inheritance specs
156 (<xpath/>) are applied, and the result is used as if it were this view's
159 'application': fields.selection([
160 ('always', "Always applied"),
161 ('enabled', "Optional, enabled"),
162 ('disabled', "Optional, disabled"),
164 required=True, string="Application status",
165 help="""If this view is inherited,
166 * if always, the view always extends its parent
167 * if enabled, the view currently extends its parent but can be disabled
168 * if disabled, the view currently does not extend its parent but can be enabled
173 'application': 'always',
176 _order = "priority,name"
178 # Holds the RNG schema
179 _relaxng_validator = None
182 if not self._relaxng_validator:
183 frng = tools.file_open(os.path.join('base','rng','view.rng'))
185 relaxng_doc = etree.parse(frng)
186 self._relaxng_validator = etree.RelaxNG(relaxng_doc)
188 _logger.exception('Failed to load RelaxNG XML schema for views validation')
191 return self._relaxng_validator
193 def _check_xml(self, cr, uid, ids, context=None):
196 context = dict(context, check_view_ids=ids)
198 # Sanity checks: the view should not break anything upon rendering!
199 # Any exception raised below will cause a transaction rollback.
200 for view in self.browse(cr, uid, ids, context):
201 view_def = self.read_combined(cr, uid, view.id, None, context=context)
202 view_arch_utf8 = view_def['arch']
203 if view.type != 'qweb':
204 view_doc = etree.fromstring(view_arch_utf8)
205 # verify that all fields used are valid, etc.
206 self.postprocess_and_fields(cr, uid, view.model, view_doc, view.id, context=context)
207 # RNG-based validation is not possible anymore with 7.0 forms
208 view_docs = [view_doc]
209 if view_docs[0].tag == 'data':
210 # A <data> element is a wrapper for multiple root nodes
211 view_docs = view_docs[0]
212 validator = self._relaxng()
213 for view_arch in view_docs:
214 version = view_arch.get('version', '7.0')
215 if parse_version(version) < parse_version('7.0') and validator and not validator.validate(view_arch):
216 for error in validator.error_log:
217 _logger.error(tools.ustr(error))
219 if not valid_view(view_arch):
225 "CHECK (mode != 'extension' OR inherit_id IS NOT NULL)",
226 "Invalid inheritance mode: if the mode is 'extension', the view must"
227 " extend an other view"),
230 (_check_xml, 'Invalid view definition', ['arch']),
233 def _auto_init(self, cr, context=None):
234 super(view, self)._auto_init(cr, context)
235 cr.execute('SELECT indexname FROM pg_indexes WHERE indexname = \'ir_ui_view_model_type_inherit_id\'')
236 if not cr.fetchone():
237 cr.execute('CREATE INDEX ir_ui_view_model_type_inherit_id ON ir_ui_view (model, inherit_id)')
239 def _compute_defaults(self, cr, uid, values, context=None):
240 if 'inherit_id' in values:
242 'mode', 'extension' if values['inherit_id'] else 'primary')
245 def create(self, cr, uid, values, context=None):
246 if 'type' not in values:
247 if values.get('inherit_id'):
248 values['type'] = self.browse(cr, uid, values['inherit_id'], context).type
250 values['type'] = etree.fromstring(values['arch']).tag
252 if not values.get('name'):
253 values['name'] = "%s %s" % (values.get('model'), values['type'])
255 self.read_template.clear_cache(self)
256 return super(view, self).create(
258 self._compute_defaults(cr, uid, values, context=context),
261 def write(self, cr, uid, ids, vals, context=None):
262 if not isinstance(ids, (list, tuple)):
267 # drop the corresponding view customizations (used for dashboards for example), otherwise
268 # not all users would see the updated views
269 custom_view_ids = self.pool.get('ir.ui.view.custom').search(cr, uid, [('ref_id', 'in', ids)])
271 self.pool.get('ir.ui.view.custom').unlink(cr, uid, custom_view_ids)
273 self.read_template.clear_cache(self)
274 ret = super(view, self).write(
276 self._compute_defaults(cr, uid, vals, context=context),
280 def toggle(self, cr, uid, ids, context=None):
281 """ Switches between enabled and disabled application statuses
283 for view in self.browse(cr, uid, ids, context=context):
284 if view.application == 'enabled':
285 view.write({'application': 'disabled'})
286 elif view.application == 'disabled':
287 view.write({'application': 'enabled'})
289 raise ValueError(_("Can't toggle view %d with application %r") % (
295 def copy(self, cr, uid, id, default=None, context=None):
301 return super(view, self).copy(cr, uid, id, default, context=context)
303 # default view selection
304 def default_view(self, cr, uid, model, view_type, context=None):
305 """ Fetches the default view for the provided (model, view_type) pair:
306 primary view with the lowest priority.
309 :param int view_type:
310 :return: id of the default view of False if none found
314 ['model', '=', model],
315 ['type', '=', view_type],
316 ['mode', '=', 'primary'],
318 ids = self.search(cr, uid, domain, limit=1, context=context)
323 #------------------------------------------------------
324 # Inheritance mecanism
325 #------------------------------------------------------
326 def get_inheriting_views_arch(self, cr, uid, view_id, model, context=None):
327 """Retrieves the architecture of views that inherit from the given view, from the sets of
328 views that should currently be used in the system. During the module upgrade phase it
329 may happen that a view is present in the database but the fields it relies on are not
330 fully loaded yet. This method only considers views that belong to modules whose code
331 is already loaded. Custom views defined directly in the database are loaded only
332 after the module initialization phase is completely finished.
334 :param int view_id: id of the view whose inheriting views should be retrieved
335 :param str model: model identifier of the inheriting views.
336 :rtype: list of tuples
337 :return: [(view_arch,view_id), ...]
340 user = self.pool['res.users'].browse(cr, 1, uid, context=context)
341 user_groups = frozenset(user.groups_id or ())
344 ['inherit_id', '=', view_id],
345 ['model', '=', model],
346 ['mode', '=', 'extension'],
347 ['application', 'in', ['always', 'enabled']],
350 # Module init currently in progress, only consider views from
351 # modules whose code is already loaded
354 ['model_ids.module', 'in', tuple(self.pool._init_modules)],
355 ['id', 'in', context and context.get('check_view_ids') or (0,)],
357 view_ids = self.search(cr, uid, conditions, context=context)
359 return [(view.arch, view.id)
360 for view in self.browse(cr, 1, view_ids, context)
361 if not (view.groups_id and user_groups.isdisjoint(view.groups_id))]
363 def raise_view_error(self, cr, uid, message, view_id, context=None):
364 view = self.browse(cr, uid, view_id, context)
366 message = ("%(msg)s\n\n" +
367 _("Error context:\nView `%(view_name)s`") +
368 "\n[view_id: %(viewid)s, xml_id: %(xmlid)s, "
369 "model: %(model)s, parent_id: %(parent)s]") % \
371 'view_name': view.name or not_avail,
372 'viewid': view_id or not_avail,
373 'xmlid': view.xml_id or not_avail,
374 'model': view.model or not_avail,
375 'parent': view.inherit_id.id or not_avail,
378 _logger.error(message)
379 raise AttributeError(message)
381 def locate_node(self, arch, spec):
382 """ Locate a node in a source (parent) architecture.
384 Given a complete source (parent) architecture (i.e. the field
385 `arch` in a view), and a 'spec' node (a node in an inheriting
386 view that specifies the location in the source view of what
387 should be changed), return (if it exists) the node in the
388 source view matching the specification.
390 :param arch: a parent architecture to modify
391 :param spec: a modifying node in an inheriting view
392 :return: a node in the source matching the spec
394 if spec.tag == 'xpath':
395 nodes = arch.xpath(spec.get('expr'))
396 return nodes[0] if nodes else None
397 elif spec.tag == 'field':
398 # Only compare the field name: a field can be only once in a given view
399 # at a given level (and for multilevel expressions, we should use xpath
400 # inheritance spec anyway).
401 for node in arch.iter('field'):
402 if node.get('name') == spec.get('name'):
406 for node in arch.iter(spec.tag):
407 if isinstance(node, SKIPPED_ELEMENT_TYPES):
409 if all(node.get(attr) == spec.get(attr) for attr in spec.attrib
410 if attr not in ('position','version')):
411 # Version spec should match parent's root element's version
412 if spec.get('version') and spec.get('version') != arch.get('version'):
417 def inherit_branding(self, specs_tree, view_id, root_id):
418 for node in specs_tree.iterchildren(tag=etree.Element):
419 xpath = node.getroottree().getpath(node)
420 if node.tag == 'data' or node.tag == 'xpath':
421 self.inherit_branding(node, view_id, root_id)
423 node.set('data-oe-id', str(view_id))
424 node.set('data-oe-source-id', str(root_id))
425 node.set('data-oe-xpath', xpath)
426 node.set('data-oe-model', 'ir.ui.view')
427 node.set('data-oe-field', 'arch')
431 def apply_inheritance_specs(self, cr, uid, source, specs_tree, inherit_id, context=None):
432 """ Apply an inheriting view (a descendant of the base view)
434 Apply to a source architecture all the spec nodes (i.e. nodes
435 describing where and what changes to apply to some parent
436 architecture) given by an inheriting view.
438 :param Element source: a parent architecture to modify
439 :param Elepect specs_tree: a modifying architecture in an inheriting view
440 :param inherit_id: the database id of specs_arch
441 :return: a modified source where the specs are applied
444 # Queue of specification nodes (i.e. nodes describing where and
445 # changes to apply to some parent architecture).
450 if isinstance(spec, SKIPPED_ELEMENT_TYPES):
452 if spec.tag == 'data':
453 specs += [c for c in spec]
455 node = self.locate_node(source, spec)
457 pos = spec.get('position', 'inside')
459 if node.getparent() is None:
460 source = copy.deepcopy(spec[0])
463 node.addprevious(child)
464 node.getparent().remove(node)
465 elif pos == 'attributes':
466 for child in spec.getiterator('attribute'):
467 attribute = (child.get('name'), child.text and child.text.encode('utf8') or None)
469 node.set(attribute[0], attribute[1])
470 elif attribute[0] in node.attrib:
471 del node.attrib[attribute[0]]
482 sib.addprevious(child)
483 elif pos == 'before':
484 node.addprevious(child)
486 self.raise_view_error(cr, uid, _("Invalid position attribute: '%s'") % pos, inherit_id, context=context)
489 ' %s="%s"' % (attr, spec.get(attr))
490 for attr in spec.attrib
491 if attr != 'position'
493 tag = "<%s%s>" % (spec.tag, attrs)
494 self.raise_view_error(cr, uid, _("Element '%s' cannot be located in parent view") % tag, inherit_id, context=context)
498 def apply_view_inheritance(self, cr, uid, source, source_id, model, root_id=None, context=None):
499 """ Apply all the (directly and indirectly) inheriting views.
501 :param source: a parent architecture to modify (with parent modifications already applied)
502 :param source_id: the database view_id of the parent view
503 :param model: the original model for which we create a view (not
504 necessarily the same as the source's model); only the inheriting
505 views with that specific model will be applied.
506 :return: a modified source where all the modifying architecture are applied
508 if context is None: context = {}
511 sql_inherit = self.pool['ir.ui.view'].get_inheriting_views_arch(cr, uid, source_id, model, context=context)
512 for (specs, view_id) in sql_inherit:
513 specs_tree = etree.fromstring(specs.encode('utf-8'))
514 if context.get('inherit_branding'):
515 self.inherit_branding(specs_tree, view_id, root_id)
516 source = self.apply_inheritance_specs(cr, uid, source, specs_tree, view_id, context=context)
517 source = self.apply_view_inheritance(cr, uid, source, view_id, model, root_id=root_id, context=context)
520 def read_combined(self, cr, uid, view_id, fields=None, context=None):
522 Utility function to get a view combined with its inherited views.
524 * Gets the top of the view tree if a sub-view is requested
525 * Applies all inherited archs on the root view
526 * Returns the view with all requested fields
527 .. note:: ``arch`` is always added to the fields list even if not
528 requested (similar to ``id``)
530 if context is None: context = {}
532 # if view_id is not a root view, climb back to the top.
533 base = v = self.browse(cr, uid, view_id, context=context)
534 while v.mode != 'primary':
538 # arch and model fields are always returned
540 fields = list(set(fields) | set(['arch', 'model']))
543 [view] = self.read(cr, uid, [root_id], fields=fields, context=context)
544 view_arch = etree.fromstring(view['arch'].encode('utf-8'))
546 arch_tree = view_arch
548 parent_view = self.read_combined(
549 cr, uid, v.inherit_id.id, fields=fields, context=context)
550 arch_tree = etree.fromstring(parent_view['arch'])
551 self.apply_inheritance_specs(
552 cr, uid, arch_tree, view_arch, parent_view['id'], context=context)
555 if context.get('inherit_branding'):
556 arch_tree.attrib.update({
557 'data-oe-model': 'ir.ui.view',
558 'data-oe-id': str(root_id),
559 'data-oe-field': 'arch',
562 # and apply inheritance
563 arch = self.apply_view_inheritance(
564 cr, uid, arch_tree, root_id, base.model, context=context)
566 return dict(view, arch=etree.tostring(arch, encoding='utf-8'))
568 #------------------------------------------------------
569 # Postprocessing: translation, groups and modifiers
570 #------------------------------------------------------
572 # - split postprocess so that it can be used instead of translate_qweb
573 # - remove group processing from ir_qweb
574 #------------------------------------------------------
575 def postprocess(self, cr, user, model, node, view_id, in_tree_view, model_fields, context=None):
576 """Return the description of the fields in the node.
578 In a normal call to this method, node is a complete view architecture
579 but it is actually possible to give some sub-node (this is used so
580 that the method can call itself recursively).
582 Originally, the field descriptions are drawn from the node itself.
583 But there is now some code calling fields_get() in order to merge some
584 of those information in the architecture.
594 Model = self.pool.get(model)
596 self.raise_view_error(cr, user, _('Model not found: %(model)s') % dict(model=model),
600 if isinstance(s, unicode):
601 return s.encode('utf8')
604 def check_group(node):
605 """Apply group restrictions, may be set at view level or model level::
606 * at view level this means the element should be made invisible to
607 people who are not members
608 * at model level (exclusively for fields, obviously), this means
609 the field should be completely removed from the view, as it is
610 completely unavailable for non-members
612 :return: True if field should be included in the result of fields_view_get
614 if node.tag == 'field' and node.get('name') in Model._all_columns:
615 column = Model._all_columns[node.get('name')].column
616 if column.groups and not self.user_has_groups(
617 cr, user, groups=column.groups, context=context):
618 node.getparent().remove(node)
619 fields.pop(node.get('name'), None)
620 # no point processing view-level ``groups`` anymore, return
622 if node.get('groups'):
623 can_see = self.user_has_groups(
624 cr, user, groups=node.get('groups'), context=context)
626 node.set('invisible', '1')
627 modifiers['invisible'] = True
628 if 'attrs' in node.attrib:
629 del(node.attrib['attrs']) #avoid making field visible later
630 del(node.attrib['groups'])
633 if node.tag in ('field', 'node', 'arrow'):
634 if node.get('object'):
640 xml += etree.tostring(f, encoding="utf-8")
642 new_xml = etree.fromstring(encode(xml))
644 ctx['base_model_name'] = model
645 xarch, xfields = self.postprocess_and_fields(cr, user, node.get('object'), new_xml, view_id, ctx)
650 attrs = {'views': views}
655 if node.get('name') in Model._columns:
656 column = Model._columns[node.get('name')]
658 column = Model._inherit_fields[node.get('name')][2]
666 if f.tag in ('form', 'tree', 'graph', 'kanban', 'calendar'):
669 ctx['base_model_name'] = model
670 xarch, xfields = self.postprocess_and_fields(cr, user, column._obj or None, f, view_id, ctx)
671 views[str(f.tag)] = {
675 attrs = {'views': views}
676 fields[node.get('name')] = attrs
678 field = model_fields.get(node.get('name'))
680 orm.transfer_field_to_modifiers(field, modifiers)
682 elif node.tag in ('form', 'tree'):
683 result = Model.view_header_get(cr, user, False, node.tag, context)
685 node.set('string', result)
686 in_tree_view = node.tag == 'tree'
688 elif node.tag == 'calendar':
689 for additional_field in ('date_start', 'date_delay', 'date_stop', 'color', 'all_day', 'attendee'):
690 if node.get(additional_field):
691 fields[node.get(additional_field)] = {}
693 if not check_group(node):
694 # node must be removed, no need to proceed further with its children
697 # The view architeture overrides the python model.
698 # Get the attrs before they are (possibly) deleted by check_group below
699 orm.transfer_node_to_modifiers(node, modifiers, context, in_tree_view)
701 # TODO remove attrs counterpart in modifiers when invisible is true ?
704 if 'lang' in context:
705 Translations = self.pool['ir.translation']
706 if node.text and node.text.strip():
707 trans = Translations._get_source(cr, user, model, 'view', context['lang'], node.text.strip())
709 node.text = node.text.replace(node.text.strip(), trans)
710 if node.tail and node.tail.strip():
711 trans = Translations._get_source(cr, user, model, 'view', context['lang'], node.tail.strip())
713 node.tail = node.tail.replace(node.tail.strip(), trans)
715 if node.get('string') and not result:
716 trans = Translations._get_source(cr, user, model, 'view', context['lang'], node.get('string'))
717 if trans == node.get('string') and ('base_model_name' in context):
718 # If translation is same as source, perhaps we'd have more luck with the alternative model name
719 # (in case we are in a mixed situation, such as an inherited view where parent_view.model != model
720 trans = Translations._get_source(cr, user, context['base_model_name'], 'view', context['lang'], node.get('string'))
722 node.set('string', trans)
724 for attr_name in ('confirm', 'sum', 'avg', 'help', 'placeholder'):
725 attr_value = node.get(attr_name)
727 trans = Translations._get_source(cr, user, model, 'view', context['lang'], attr_value)
729 node.set(attr_name, trans)
732 if children or (node.tag == 'field' and f.tag in ('filter','separator')):
733 fields.update(self.postprocess(cr, user, model, f, view_id, in_tree_view, model_fields, context))
735 orm.transfer_modifiers_to_node(modifiers, node)
738 def _disable_workflow_buttons(self, cr, user, model, node):
739 """ Set the buttons in node to readonly if the user can't activate them. """
740 if model is None or user == 1:
741 # admin user can always activate workflow buttons
744 # TODO handle the case of more than one workflow for a model or multiple
745 # transitions with different groups and same signal
746 usersobj = self.pool.get('res.users')
747 buttons = (n for n in node.getiterator('button') if n.get('type') != 'object')
748 for button in buttons:
749 user_groups = usersobj.read(cr, user, [user], ['groups_id'])[0]['groups_id']
750 cr.execute("""SELECT DISTINCT t.group_id
752 INNER JOIN wkf_activity a ON a.wkf_id = wkf.id
753 INNER JOIN wkf_transition t ON (t.act_to = a.id)
756 AND t.group_id is NOT NULL
757 """, (model, button.get('name')))
758 group_ids = [x[0] for x in cr.fetchall() if x[0]]
759 can_click = not group_ids or bool(set(user_groups).intersection(group_ids))
760 button.set('readonly', str(int(not can_click)))
763 def postprocess_and_fields(self, cr, user, model, node, view_id, context=None):
764 """ Return an architecture and a description of all the fields.
766 The field description combines the result of fields_get() and
769 :param node: the architecture as as an etree
770 :return: a tuple (arch, fields) where arch is the given node as a
771 string and fields is the description of all the fields.
775 Model = self.pool.get(model)
777 self.raise_view_error(cr, user, _('Model not found: %(model)s') % dict(model=model), view_id, context)
779 if node.tag == 'diagram':
780 if node.getchildren()[0].tag == 'node':
781 node_model = self.pool[node.getchildren()[0].get('object')]
782 node_fields = node_model.fields_get(cr, user, None, context)
783 fields.update(node_fields)
784 if not node.get("create") and not node_model.check_access_rights(cr, user, 'create', raise_exception=False):
785 node.set("create", 'false')
786 if node.getchildren()[1].tag == 'arrow':
787 arrow_fields = self.pool[node.getchildren()[1].get('object')].fields_get(cr, user, None, context)
788 fields.update(arrow_fields)
790 fields = Model.fields_get(cr, user, None, context)
792 fields_def = self.postprocess(cr, user, model, node, view_id, False, fields, context=context)
793 node = self._disable_workflow_buttons(cr, user, model, node)
794 if node.tag in ('kanban', 'tree', 'form', 'gantt'):
795 for action, operation in (('create', 'create'), ('delete', 'unlink'), ('edit', 'write')):
796 if not node.get(action) and not Model.check_access_rights(cr, user, operation, raise_exception=False):
797 node.set(action, 'false')
798 if node.tag in ('kanban'):
799 group_by_field = node.get('default_group_by')
800 if group_by_field and Model._all_columns.get(group_by_field):
801 group_by_column = Model._all_columns[group_by_field].column
802 if group_by_column._type == 'many2one':
803 group_by_model = Model.pool.get(group_by_column._obj)
804 for action, operation in (('group_create', 'create'), ('group_delete', 'unlink'), ('group_edit', 'write')):
805 if not node.get(action) and not group_by_model.check_access_rights(cr, user, operation, raise_exception=False):
806 node.set(action, 'false')
808 arch = etree.tostring(node, encoding="utf-8").replace('\t', '')
809 for k in fields.keys():
810 if k not in fields_def:
812 for field in fields_def:
814 # sometime, the view may contain the (invisible) field 'id' needed for a domain (when 2 objects have cross references)
815 fields['id'] = {'readonly': True, 'type': 'integer', 'string': 'ID'}
816 elif field in fields:
817 fields[field].update(fields_def[field])
819 message = _("Field `%(field_name)s` does not exist") % \
820 dict(field_name=field)
821 self.raise_view_error(cr, user, message, view_id, context)
824 #------------------------------------------------------
825 # QWeb template views
826 #------------------------------------------------------
827 @tools.ormcache_context(accepted_keys=('lang','inherit_branding', 'editable', 'translatable'))
828 def read_template(self, cr, uid, xml_id, context=None):
829 if isinstance(xml_id, (int, long)):
832 if '.' not in xml_id:
833 raise ValueError('Invalid template id: %r' % (xml_id,))
834 view_id = self.pool['ir.model.data'].xmlid_to_res_id(cr, uid, xml_id, raise_if_not_found=True)
836 arch = self.read_combined(cr, uid, view_id, fields=['arch'], context=context)['arch']
837 arch_tree = etree.fromstring(arch)
839 if 'lang' in context:
840 arch_tree = self.translate_qweb(cr, uid, view_id, arch_tree, context['lang'], context)
842 self.distribute_branding(arch_tree)
843 root = etree.Element('templates')
844 root.append(arch_tree)
845 arch = etree.tostring(root, encoding='utf-8', xml_declaration=True)
848 def clear_cache(self):
849 self.read_template.clear_cache(self)
851 def _contains_branded(self, node):
852 return node.tag == 't'\
853 or 't-raw' in node.attrib\
854 or any(self.is_node_branded(child) for child in node.iterdescendants())
856 def _pop_view_branding(self, element):
857 distributed_branding = dict(
858 (attribute, element.attrib.pop(attribute))
859 for attribute in MOVABLE_BRANDING
860 if element.get(attribute))
861 return distributed_branding
863 def distribute_branding(self, e, branding=None, parent_xpath='',
864 index_map=misc.ConstantMapping(1)):
865 if e.get('t-ignore') or e.tag == 'head':
866 # remove any view branding possibly injected by inheritance
867 attrs = set(MOVABLE_BRANDING)
868 for descendant in e.iterdescendants(tag=etree.Element):
869 if not attrs.intersection(descendant.attrib): continue
870 self._pop_view_branding(descendant)
871 # TODO: find a better name and check if we have a string to boolean helper
874 node_path = e.get('data-oe-xpath')
875 if node_path is None:
876 node_path = "%s/%s[%d]" % (parent_xpath, e.tag, index_map[e.tag])
877 if branding and not (e.get('data-oe-model') or e.get('t-field')):
878 e.attrib.update(branding)
879 e.set('data-oe-xpath', node_path)
880 if not e.get('data-oe-model'): return
882 if set(('t-esc', 't-escf', 't-raw', 't-rawf')).intersection(e.attrib):
883 # nodes which fully generate their content and have no reason to
884 # be branded because they can not sensibly be edited
885 self._pop_view_branding(e)
886 elif self._contains_branded(e):
887 # if a branded element contains branded elements distribute own
888 # branding to children unless it's t-raw, then just remove branding
890 distributed_branding = self._pop_view_branding(e)
892 if 't-raw' not in e.attrib:
893 # TODO: collections.Counter if remove p2.6 compat
894 # running index by tag type, for XPath query generation
895 indexes = collections.defaultdict(lambda: 0)
896 for child in e.iterchildren(tag=etree.Element):
897 if child.get('data-oe-xpath'):
898 # injected by view inheritance, skip otherwise
899 # generated xpath is incorrect
900 self.distribute_branding(child)
902 indexes[child.tag] += 1
903 self.distribute_branding(
904 child, distributed_branding,
905 parent_xpath=node_path, index_map=indexes)
907 def is_node_branded(self, node):
908 """ Finds out whether a node is branded or qweb-active (bears a
909 @data-oe-model or a @t-* *which is not t-field* as t-field does not
912 :param node: an etree-compatible element to test
913 :type node: etree._Element
917 (attr == 'data-oe-model' or (attr != 't-field' and attr.startswith('t-')))
918 for attr in node.attrib
921 def translate_qweb(self, cr, uid, id_, arch, lang, context=None):
922 # TODO: this should be moved in a place before inheritance is applied
923 # but process() is only called on fields_view_get()
924 Translations = self.pool['ir.translation']
925 h = HTMLParser.HTMLParser()
927 if not text or not text.strip():
929 text = h.unescape(text.strip())
930 if len(text) < 2 or (text.startswith('<!') and text.endswith('>')):
932 return Translations._get_source(cr, uid, 'website', 'view', lang, text, id_)
934 if arch.tag not in ['script']:
935 text = get_trans(arch.text)
937 arch.text = arch.text.replace(arch.text.strip(), text)
938 tail = get_trans(arch.tail)
940 arch.tail = arch.tail.replace(arch.tail.strip(), tail)
942 for attr_name in ('title', 'alt', 'placeholder'):
943 attr = get_trans(arch.get(attr_name))
945 arch.set(attr_name, attr)
946 for node in arch.iterchildren("*"):
947 self.translate_qweb(cr, uid, id_, node, lang, context)
950 @openerp.tools.ormcache()
951 def get_view_xmlid(self, cr, uid, id):
952 imd = self.pool['ir.model.data']
953 domain = [('model', '=', 'ir.ui.view'), ('res_id', '=', id)]
954 xmlid = imd.search_read(cr, uid, domain, ['module', 'name'])[0]
955 return '%s.%s' % (xmlid['module'], xmlid['name'])
957 def render(self, cr, uid, id_or_xml_id, values=None, engine='ir.qweb', context=None):
958 if isinstance(id_or_xml_id, list):
959 id_or_xml_id = id_or_xml_id[0]
967 keep_query=keep_query,
968 request=request, # might be unbound if we're not in an httprequest context
969 debug=request.debug if request else False,
971 quote_plus=werkzeug.url_quote_plus,
974 relativedelta=relativedelta,
976 qcontext.update(values)
978 # TODO: remove this as soon as the following branch is merged
979 # lp:~openerp-dev/openerp-web/trunk-module-closure-style-msh
980 from openerp.addons.web.controllers.main import module_boot
981 qcontext['modules'] = simplejson.dumps(module_boot()) if request else None
984 return self.read_template(cr, uid, name, context=context)
986 return self.pool[engine].render(cr, uid, id_or_xml_id, qcontext, loader=loader, context=context)
988 #------------------------------------------------------
990 #------------------------------------------------------
992 def graph_get(self, cr, uid, id, model, node_obj, conn_obj, src_node, des_node, label, scale, context=None):
1002 _Model_Obj = self.pool[model]
1003 _Node_Obj = self.pool[node_obj]
1004 _Arrow_Obj = self.pool[conn_obj]
1006 for model_key,model_value in _Model_Obj._columns.items():
1007 if model_value._type=='one2many':
1008 if model_value._obj==node_obj:
1009 _Node_Field=model_key
1010 _Model_Field=model_value._fields_id
1012 for node_key,node_value in _Node_Obj._columns.items():
1013 if node_value._type=='one2many':
1014 if node_value._obj==conn_obj:
1015 if src_node in _Arrow_Obj._columns and flag:
1016 _Source_Field=node_key
1017 if des_node in _Arrow_Obj._columns and not flag:
1018 _Destination_Field=node_key
1021 datas = _Model_Obj.read(cr, uid, id, [],context)
1022 for a in _Node_Obj.read(cr,uid,datas[_Node_Field],[]):
1023 if a[_Source_Field] or a[_Destination_Field]:
1024 nodes_name.append((a['id'],a['name']))
1025 nodes.append(a['id'])
1027 blank_nodes.append({'id': a['id'],'name':a['name']})
1029 if a.has_key('flow_start') and a['flow_start']:
1030 start.append(a['id'])
1032 if not a[_Source_Field]:
1033 no_ancester.append(a['id'])
1034 for t in _Arrow_Obj.read(cr,uid, a[_Destination_Field],[]):
1035 transitions.append((a['id'], t[des_node][0]))
1036 tres[str(t['id'])] = (a['id'],t[des_node][0])
1039 for lbl in eval(label):
1040 if t.has_key(tools.ustr(lbl)) and tools.ustr(t[lbl])=='False':
1043 label_string = label_string + " " + tools.ustr(t[lbl])
1044 labels[str(t['id'])] = (a['id'],label_string)
1045 g = graph(nodes, transitions, no_ancester)
1048 result = g.result_get()
1050 for node in nodes_name:
1051 results[str(node[0])] = result[node[0]]
1052 results[str(node[0])]['name'] = node[1]
1053 return {'nodes': results,
1054 'transitions': tres,
1056 'blank_nodes': blank_nodes,
1057 'node_parent_field': _Model_Field,}
1059 def _validate_custom_views(self, cr, uid, model):
1060 """Validate architecture of custom views (= without xml id) for a given model.
1061 This method is called at the end of registry update.
1063 cr.execute("""SELECT max(v.id)
1065 LEFT JOIN ir_model_data md ON (md.model = 'ir.ui.view' AND md.res_id = v.id)
1066 WHERE md.module IS NULL
1068 GROUP BY coalesce(v.inherit_id, v.id)
1071 ids = map(itemgetter(0), cr.fetchall())
1072 return self._check_xml(cr, uid, ids)
1074 def _validate_module_views(self, cr, uid, module):
1075 """Validate architecture of all the views of a given module"""
1076 assert not self.pool._init or module in self.pool._init_modules
1080 # only validate the views that are still existing...
1081 xmlid_filter = "AND md.name IN %s"
1082 names = tuple(name for (xmod, name), (model, res_id) in self.pool.model_data_reference_ids.items() if xmod == module and model == self._name)
1084 # no views for this module, nothing to validate
1087 cr.execute("""SELECT max(v.id)
1089 LEFT JOIN ir_model_data md ON (md.model = 'ir.ui.view' AND md.res_id = v.id)
1090 WHERE md.module = %s
1092 GROUP BY coalesce(v.inherit_id, v.id)
1093 """.format(xmlid_filter), params)
1095 for vid, in cr.fetchall():
1096 if not self._check_xml(cr, uid, [vid]):
1097 self.raise_view_error(cr, uid, "Can't validate view", vid)