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 lxml import etree
26 from operator import itemgetter
34 from openerp import tools
35 from openerp.http import request
36 from openerp.osv import fields, osv, orm
37 from openerp.tools import graph, SKIPPED_ELEMENT_TYPES
38 from openerp.tools.safe_eval import safe_eval as eval
39 from openerp.tools.view_validation import valid_view
40 from openerp.tools import misc
41 from openerp.tools.translate import _
43 _logger = logging.getLogger(__name__)
45 MOVABLE_BRANDING = ['data-oe-model', 'data-oe-id', 'data-oe-field', 'data-oe-xpath']
47 def keep_query(*args, **kw):
48 if not args and not kw:
51 query_params = frozenset(werkzeug.url_decode(request.httprequest.query_string).keys())
52 for keep_param in args:
53 for param in fnmatch.filter(query_params, keep_param):
54 if param not in params and param in request.params:
55 params[param] = request.params[param]
56 return werkzeug.urls.url_encode(params)
58 class view_custom(osv.osv):
59 _name = 'ir.ui.view.custom'
60 _order = 'create_date desc' # search(limit=1) should return the last customization
62 'ref_id': fields.many2one('ir.ui.view', 'Original View', select=True, required=True, ondelete='cascade'),
63 'user_id': fields.many2one('res.users', 'User', select=True, required=True, ondelete='cascade'),
64 'arch': fields.text('View Architecture', required=True),
67 def _auto_init(self, cr, context=None):
68 super(view_custom, self)._auto_init(cr, context)
69 cr.execute('SELECT indexname FROM pg_indexes WHERE indexname = \'ir_ui_view_custom_user_id_ref_id\'')
71 cr.execute('CREATE INDEX ir_ui_view_custom_user_id_ref_id ON ir_ui_view_custom (user_id, ref_id)')
76 def _get_model_data(self, cr, uid, ids, *args, **kwargs):
77 ir_model_data = self.pool.get('ir.model.data')
78 data_ids = ir_model_data.search(cr, uid, [('model', '=', self._name), ('res_id', 'in', ids)])
79 result = dict(zip(ids, data_ids))
83 'name': fields.char('View Name', required=True),
84 'model': fields.char('Object', select=True),
85 'priority': fields.integer('Sequence', required=True),
86 'type': fields.selection([
90 ('calendar', 'Calendar'),
91 ('diagram','Diagram'),
95 ('qweb', 'QWeb')], string='View Type'),
96 'arch': fields.text('View Architecture', required=True),
97 'inherit_id': fields.many2one('ir.ui.view', 'Inherited View', ondelete='cascade', select=True),
98 'inherit_children_ids': fields.one2many('ir.ui.view','inherit_id', 'Inherit Views'),
99 'field_parent': fields.char('Child Field'),
100 'model_data_id': fields.function(_get_model_data, type='many2one', relation='ir.model.data', string="Model Data", store=True),
101 'xml_id': fields.function(osv.osv.get_xml_id, type='char', size=128, string="External ID",
102 help="ID of the view defined in xml file"),
103 'groups_id': fields.many2many('res.groups', 'ir_ui_view_group_rel', 'view_id', 'group_id',
104 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."),
105 'model_ids': fields.one2many('ir.model.data', 'res_id', domain=[('model','=','ir.ui.view')], auto_join=True),
110 _order = "priority,name"
112 # Holds the RNG schema
113 _relaxng_validator = None
116 if not self._relaxng_validator:
117 frng = tools.file_open(os.path.join('base','rng','view.rng'))
119 relaxng_doc = etree.parse(frng)
120 self._relaxng_validator = etree.RelaxNG(relaxng_doc)
122 _logger.exception('Failed to load RelaxNG XML schema for views validation')
125 return self._relaxng_validator
127 def _check_xml(self, cr, uid, ids, context=None):
130 context = dict(context, check_view_ids=ids)
132 # Sanity checks: the view should not break anything upon rendering!
133 # Any exception raised below will cause a transaction rollback.
134 for view in self.browse(cr, uid, ids, context):
135 view_def = self.read_combined(cr, uid, view.id, None, context=context)
136 view_arch_utf8 = view_def['arch']
137 if view.type != 'qweb':
138 view_doc = etree.fromstring(view_arch_utf8)
139 # verify that all fields used are valid, etc.
140 self.postprocess_and_fields(cr, uid, view.model, view_doc, view.id, context=context)
141 # RNG-based validation is not possible anymore with 7.0 forms
142 view_docs = [view_doc]
143 if view_docs[0].tag == 'data':
144 # A <data> element is a wrapper for multiple root nodes
145 view_docs = view_docs[0]
146 validator = self._relaxng()
147 for view_arch in view_docs:
148 if (view_arch.get('version') < '7.0') and validator and not validator.validate(view_arch):
149 for error in validator.error_log:
150 _logger.error(tools.ustr(error))
152 if not valid_view(view_arch):
157 (_check_xml, 'Invalid view definition', ['arch'])
160 def _auto_init(self, cr, context=None):
161 super(view, self)._auto_init(cr, context)
162 cr.execute('SELECT indexname FROM pg_indexes WHERE indexname = \'ir_ui_view_model_type_inherit_id\'')
163 if not cr.fetchone():
164 cr.execute('CREATE INDEX ir_ui_view_model_type_inherit_id ON ir_ui_view (model, inherit_id)')
166 def create(self, cr, uid, values, context=None):
167 if 'type' not in values:
168 if values.get('inherit_id'):
169 values['type'] = self.browse(cr, uid, values['inherit_id'], context).type
171 values['type'] = etree.fromstring(values['arch']).tag
173 if not values.get('name'):
174 values['name'] = "%s %s" % (values['model'], values['type'])
176 self.read_template.clear_cache(self)
177 return super(view, self).create(cr, uid, values, context)
179 def write(self, cr, uid, ids, vals, context=None):
180 if not isinstance(ids, (list, tuple)):
185 # drop the corresponding view customizations (used for dashboards for example), otherwise
186 # not all users would see the updated views
187 custom_view_ids = self.pool.get('ir.ui.view.custom').search(cr, uid, [('ref_id', 'in', ids)])
189 self.pool.get('ir.ui.view.custom').unlink(cr, uid, custom_view_ids)
191 self.read_template.clear_cache(self)
192 ret = super(view, self).write(cr, uid, ids, vals, context)
194 # if arch is modified views become noupdatable
195 if 'arch' in vals and not context.get('install_mode', False):
196 # TODO: should be doable in a read and a write
197 for view_ in self.browse(cr, uid, ids, context=context):
198 if view_.model_data_id:
199 self.pool.get('ir.model.data').write(cr, openerp.SUPERUSER_ID, view_.model_data_id.id, {'noupdate': True})
202 def copy(self, cr, uid, id, default=None, context=None):
208 return super(view, self).copy(cr, uid, id, default, context=context)
210 # default view selection
211 def default_view(self, cr, uid, model, view_type, context=None):
212 """ Fetches the default view for the provided (model, view_type) pair:
213 view with no parent (inherit_id=Fase) with the lowest priority.
216 :param int view_type:
217 :return: id of the default view of False if none found
221 ['model', '=', model],
222 ['type', '=', view_type],
223 ['inherit_id', '=', False],
225 ids = self.search(cr, uid, domain, limit=1, order='priority', context=context)
230 #------------------------------------------------------
231 # Inheritance mecanism
232 #------------------------------------------------------
233 def get_inheriting_views_arch(self, cr, uid, view_id, model, context=None):
234 """Retrieves the architecture of views that inherit from the given view, from the sets of
235 views that should currently be used in the system. During the module upgrade phase it
236 may happen that a view is present in the database but the fields it relies on are not
237 fully loaded yet. This method only considers views that belong to modules whose code
238 is already loaded. Custom views defined directly in the database are loaded only
239 after the module initialization phase is completely finished.
241 :param int view_id: id of the view whose inheriting views should be retrieved
242 :param str model: model identifier of the inheriting views.
243 :rtype: list of tuples
244 :return: [(view_arch,view_id), ...]
247 user_groups = frozenset(self.pool.get('res.users').browse(cr, 1, uid, context).groups_id)
249 check_view_ids = context and context.get('check_view_ids') or (0,)
250 conditions = [['inherit_id', '=', view_id], ['model', '=', model]]
252 # Module init currently in progress, only consider views from
253 # modules whose code is already loaded
256 ['model_ids.module', 'in', tuple(self.pool._init_modules)],
257 ['id', 'in', check_view_ids],
259 view_ids = self.search(cr, uid, conditions, context=context)
261 return [(view.arch, view.id)
262 for view in self.browse(cr, 1, view_ids, context)
263 if not (view.groups_id and user_groups.isdisjoint(view.groups_id))]
265 def raise_view_error(self, cr, uid, message, view_id, context=None):
266 view = self.browse(cr, uid, view_id, context)
268 message = ("%(msg)s\n\n" +
269 _("Error context:\nView `%(view_name)s`") +
270 "\n[view_id: %(viewid)s, xml_id: %(xmlid)s, "
271 "model: %(model)s, parent_id: %(parent)s]") % \
273 'view_name': view.name or not_avail,
274 'viewid': view_id or not_avail,
275 'xmlid': view.xml_id or not_avail,
276 'model': view.model or not_avail,
277 'parent': view.inherit_id.id or not_avail,
280 _logger.error(message)
281 raise AttributeError(message)
283 def locate_node(self, arch, spec):
284 """ Locate a node in a source (parent) architecture.
286 Given a complete source (parent) architecture (i.e. the field
287 `arch` in a view), and a 'spec' node (a node in an inheriting
288 view that specifies the location in the source view of what
289 should be changed), return (if it exists) the node in the
290 source view matching the specification.
292 :param arch: a parent architecture to modify
293 :param spec: a modifying node in an inheriting view
294 :return: a node in the source matching the spec
296 if spec.tag == 'xpath':
297 nodes = arch.xpath(spec.get('expr'))
298 return nodes[0] if nodes else None
299 elif spec.tag == 'field':
300 # Only compare the field name: a field can be only once in a given view
301 # at a given level (and for multilevel expressions, we should use xpath
302 # inheritance spec anyway).
303 for node in arch.iter('field'):
304 if node.get('name') == spec.get('name'):
308 for node in arch.iter(spec.tag):
309 if isinstance(node, SKIPPED_ELEMENT_TYPES):
311 if all(node.get(attr) == spec.get(attr) for attr in spec.attrib
312 if attr not in ('position','version')):
313 # Version spec should match parent's root element's version
314 if spec.get('version') and spec.get('version') != arch.get('version'):
319 def inherit_branding(self, specs_tree, view_id, root_id):
320 for node in specs_tree.iterchildren(tag=etree.Element):
321 xpath = node.getroottree().getpath(node)
322 if node.tag == 'data' or node.tag == 'xpath':
323 self.inherit_branding(node, view_id, root_id)
325 node.set('data-oe-id', str(view_id))
326 node.set('data-oe-source-id', str(root_id))
327 node.set('data-oe-xpath', xpath)
328 node.set('data-oe-model', 'ir.ui.view')
329 node.set('data-oe-field', 'arch')
333 def apply_inheritance_specs(self, cr, uid, source, specs_tree, inherit_id, context=None):
334 """ Apply an inheriting view (a descendant of the base view)
336 Apply to a source architecture all the spec nodes (i.e. nodes
337 describing where and what changes to apply to some parent
338 architecture) given by an inheriting view.
340 :param Element source: a parent architecture to modify
341 :param Elepect specs_tree: a modifying architecture in an inheriting view
342 :param inherit_id: the database id of specs_arch
343 :return: a modified source where the specs are applied
346 # Queue of specification nodes (i.e. nodes describing where and
347 # changes to apply to some parent architecture).
352 if isinstance(spec, SKIPPED_ELEMENT_TYPES):
354 if spec.tag == 'data':
355 specs += [c for c in spec]
357 node = self.locate_node(source, spec)
359 pos = spec.get('position', 'inside')
361 if node.getparent() is None:
362 source = copy.deepcopy(spec[0])
365 node.addprevious(child)
366 node.getparent().remove(node)
367 elif pos == 'attributes':
368 for child in spec.getiterator('attribute'):
369 attribute = (child.get('name'), child.text and child.text.encode('utf8') or None)
371 node.set(attribute[0], attribute[1])
372 elif attribute[0] in node.attrib:
373 del node.attrib[attribute[0]]
384 sib.addprevious(child)
385 elif pos == 'before':
386 node.addprevious(child)
388 self.raise_view_error(cr, uid, _("Invalid position attribute: '%s'") % pos, inherit_id, context=context)
391 ' %s="%s"' % (attr, spec.get(attr))
392 for attr in spec.attrib
393 if attr != 'position'
395 tag = "<%s%s>" % (spec.tag, attrs)
396 self.raise_view_error(cr, uid, _("Element '%s' cannot be located in parent view") % tag, inherit_id, context=context)
400 def apply_view_inheritance(self, cr, uid, source, source_id, model, root_id=None, context=None):
401 """ Apply all the (directly and indirectly) inheriting views.
403 :param source: a parent architecture to modify (with parent modifications already applied)
404 :param source_id: the database view_id of the parent view
405 :param model: the original model for which we create a view (not
406 necessarily the same as the source's model); only the inheriting
407 views with that specific model will be applied.
408 :return: a modified source where all the modifying architecture are applied
410 if context is None: context = {}
413 sql_inherit = self.pool.get('ir.ui.view').get_inheriting_views_arch(cr, uid, source_id, model, context=context)
414 for (specs, view_id) in sql_inherit:
415 specs_tree = etree.fromstring(specs.encode('utf-8'))
416 if context.get('inherit_branding'):
417 self.inherit_branding(specs_tree, view_id, root_id)
418 source = self.apply_inheritance_specs(cr, uid, source, specs_tree, view_id, context=context)
419 source = self.apply_view_inheritance(cr, uid, source, view_id, model, root_id=root_id, context=context)
422 def read_combined(self, cr, uid, view_id, fields=None, context=None):
424 Utility function to get a view combined with its inherited views.
426 * Gets the top of the view tree if a sub-view is requested
427 * Applies all inherited archs on the root view
428 * Returns the view with all requested fields
429 .. note:: ``arch`` is always added to the fields list even if not
430 requested (similar to ``id``)
432 if context is None: context = {}
434 # if view_id is not a root view, climb back to the top.
435 base = v = self.browse(cr, uid, view_id, context=context)
440 # arch and model fields are always returned
442 fields = list(set(fields) | set(['arch', 'model']))
445 [view] = self.read(cr, uid, [root_id], fields=fields, context=context)
446 arch_tree = etree.fromstring(view['arch'].encode('utf-8'))
448 if context.get('inherit_branding'):
449 arch_tree.attrib.update({
450 'data-oe-model': 'ir.ui.view',
451 'data-oe-id': str(root_id),
452 'data-oe-field': 'arch',
455 # and apply inheritance
456 arch = self.apply_view_inheritance(
457 cr, uid, arch_tree, root_id, base.model, context=context)
459 return dict(view, arch=etree.tostring(arch, encoding='utf-8'))
461 #------------------------------------------------------
462 # Postprocessing: translation, groups and modifiers
463 #------------------------------------------------------
465 # - split postprocess so that it can be used instead of translate_qweb
466 # - remove group processing from ir_qweb
467 #------------------------------------------------------
468 def postprocess(self, cr, user, model, node, view_id, in_tree_view, model_fields, context=None):
469 """Return the description of the fields in the node.
471 In a normal call to this method, node is a complete view architecture
472 but it is actually possible to give some sub-node (this is used so
473 that the method can call itself recursively).
475 Originally, the field descriptions are drawn from the node itself.
476 But there is now some code calling fields_get() in order to merge some
477 of those information in the architecture.
487 Model = self.pool.get(model)
489 self.raise_view_error(cr, user, _('Model not found: %(model)s') % dict(model=model),
493 if isinstance(s, unicode):
494 return s.encode('utf8')
497 def check_group(node):
498 """Apply group restrictions, may be set at view level or model level::
499 * at view level this means the element should be made invisible to
500 people who are not members
501 * at model level (exclusively for fields, obviously), this means
502 the field should be completely removed from the view, as it is
503 completely unavailable for non-members
505 :return: True if field should be included in the result of fields_view_get
507 if node.tag == 'field' and node.get('name') in Model._all_columns:
508 column = Model._all_columns[node.get('name')].column
509 if column.groups and not self.user_has_groups(
510 cr, user, groups=column.groups, context=context):
511 node.getparent().remove(node)
512 fields.pop(node.get('name'), None)
513 # no point processing view-level ``groups`` anymore, return
515 if node.get('groups'):
516 can_see = self.user_has_groups(
517 cr, user, groups=node.get('groups'), context=context)
519 node.set('invisible', '1')
520 modifiers['invisible'] = True
521 if 'attrs' in node.attrib:
522 del(node.attrib['attrs']) #avoid making field visible later
523 del(node.attrib['groups'])
526 if node.tag in ('field', 'node', 'arrow'):
527 if node.get('object'):
533 xml += etree.tostring(f, encoding="utf-8")
535 new_xml = etree.fromstring(encode(xml))
537 ctx['base_model_name'] = model
538 xarch, xfields = self.postprocess_and_fields(cr, user, node.get('object'), new_xml, view_id, ctx)
543 attrs = {'views': views}
548 if node.get('name') in Model._columns:
549 column = Model._columns[node.get('name')]
551 column = Model._inherit_fields[node.get('name')][2]
559 if f.tag in ('form', 'tree', 'graph', 'kanban', 'calendar'):
562 ctx['base_model_name'] = model
563 xarch, xfields = self.postprocess_and_fields(cr, user, column._obj or None, f, view_id, ctx)
564 views[str(f.tag)] = {
568 attrs = {'views': views}
569 fields[node.get('name')] = attrs
571 field = model_fields.get(node.get('name'))
573 orm.transfer_field_to_modifiers(field, modifiers)
575 elif node.tag in ('form', 'tree'):
576 result = Model.view_header_get(cr, user, False, node.tag, context)
578 node.set('string', result)
579 in_tree_view = node.tag == 'tree'
581 elif node.tag == 'calendar':
582 for additional_field in ('date_start', 'date_delay', 'date_stop', 'color', 'all_day', 'attendee'):
583 if node.get(additional_field):
584 fields[node.get(additional_field)] = {}
586 if not check_group(node):
587 # node must be removed, no need to proceed further with its children
590 # The view architeture overrides the python model.
591 # Get the attrs before they are (possibly) deleted by check_group below
592 orm.transfer_node_to_modifiers(node, modifiers, context, in_tree_view)
594 # TODO remove attrs counterpart in modifiers when invisible is true ?
597 if 'lang' in context:
598 Translations = self.pool['ir.translation']
599 if node.text and node.text.strip():
600 trans = Translations._get_source(cr, user, model, 'view', context['lang'], node.text.strip())
602 node.text = node.text.replace(node.text.strip(), trans)
603 if node.tail and node.tail.strip():
604 trans = Translations._get_source(cr, user, model, 'view', context['lang'], node.tail.strip())
606 node.tail = node.tail.replace(node.tail.strip(), trans)
608 if node.get('string') and not result:
609 trans = Translations._get_source(cr, user, model, 'view', context['lang'], node.get('string'))
610 if trans == node.get('string') and ('base_model_name' in context):
611 # If translation is same as source, perhaps we'd have more luck with the alternative model name
612 # (in case we are in a mixed situation, such as an inherited view where parent_view.model != model
613 trans = Translations._get_source(cr, user, context['base_model_name'], 'view', context['lang'], node.get('string'))
615 node.set('string', trans)
617 for attr_name in ('confirm', 'sum', 'avg', 'help', 'placeholder'):
618 attr_value = node.get(attr_name)
620 trans = Translations._get_source(cr, user, model, 'view', context['lang'], attr_value)
622 node.set(attr_name, trans)
625 if children or (node.tag == 'field' and f.tag in ('filter','separator')):
626 fields.update(self.postprocess(cr, user, model, f, view_id, in_tree_view, model_fields, context))
628 orm.transfer_modifiers_to_node(modifiers, node)
631 def _disable_workflow_buttons(self, cr, user, model, node):
632 """ Set the buttons in node to readonly if the user can't activate them. """
633 if model is None or user == 1:
634 # admin user can always activate workflow buttons
637 # TODO handle the case of more than one workflow for a model or multiple
638 # transitions with different groups and same signal
639 usersobj = self.pool.get('res.users')
640 buttons = (n for n in node.getiterator('button') if n.get('type') != 'object')
641 for button in buttons:
642 user_groups = usersobj.read(cr, user, [user], ['groups_id'])[0]['groups_id']
643 cr.execute("""SELECT DISTINCT t.group_id
645 INNER JOIN wkf_activity a ON a.wkf_id = wkf.id
646 INNER JOIN wkf_transition t ON (t.act_to = a.id)
649 AND t.group_id is NOT NULL
650 """, (model, button.get('name')))
651 group_ids = [x[0] for x in cr.fetchall() if x[0]]
652 can_click = not group_ids or bool(set(user_groups).intersection(group_ids))
653 button.set('readonly', str(int(not can_click)))
656 def postprocess_and_fields(self, cr, user, model, node, view_id, context=None):
657 """ Return an architecture and a description of all the fields.
659 The field description combines the result of fields_get() and
662 :param node: the architecture as as an etree
663 :return: a tuple (arch, fields) where arch is the given node as a
664 string and fields is the description of all the fields.
668 Model = self.pool.get(model)
670 self.raise_view_error(cr, user, _('Model not found: %(model)s') % dict(model=model), view_id, context)
672 if node.tag == 'diagram':
673 if node.getchildren()[0].tag == 'node':
674 node_model = self.pool[node.getchildren()[0].get('object')]
675 node_fields = node_model.fields_get(cr, user, None, context)
676 fields.update(node_fields)
677 if not node.get("create") and not node_model.check_access_rights(cr, user, 'create', raise_exception=False):
678 node.set("create", 'false')
679 if node.getchildren()[1].tag == 'arrow':
680 arrow_fields = self.pool[node.getchildren()[1].get('object')].fields_get(cr, user, None, context)
681 fields.update(arrow_fields)
683 fields = Model.fields_get(cr, user, None, context)
685 fields_def = self.postprocess(cr, user, model, node, view_id, False, fields, context=context)
686 node = self._disable_workflow_buttons(cr, user, model, node)
687 if node.tag in ('kanban', 'tree', 'form', 'gantt'):
688 for action, operation in (('create', 'create'), ('delete', 'unlink'), ('edit', 'write')):
689 if not node.get(action) and not Model.check_access_rights(cr, user, operation, raise_exception=False):
690 node.set(action, 'false')
691 arch = etree.tostring(node, encoding="utf-8").replace('\t', '')
692 for k in fields.keys():
693 if k not in fields_def:
695 for field in fields_def:
697 # sometime, the view may contain the (invisible) field 'id' needed for a domain (when 2 objects have cross references)
698 fields['id'] = {'readonly': True, 'type': 'integer', 'string': 'ID'}
699 elif field in fields:
700 fields[field].update(fields_def[field])
702 message = _("Field `%(field_name)s` does not exist") % \
703 dict(field_name=field)
704 self.raise_view_error(cr, user, message, view_id, context)
707 #------------------------------------------------------
708 # QWeb template views
709 #------------------------------------------------------
710 @tools.ormcache_context(accepted_keys=('lang','inherit_branding', 'editable', 'translatable'))
711 def read_template(self, cr, uid, xml_id, context=None):
712 if '.' not in xml_id:
713 raise ValueError('Invalid template id: %r' % (xml_id,))
715 view_id = self.pool['ir.model.data'].xmlid_to_res_id(cr, uid, xml_id, raise_if_not_found=True)
716 arch = self.read_combined(cr, uid, view_id, fields=['arch'], context=context)['arch']
717 arch_tree = etree.fromstring(arch)
719 if 'lang' in context:
720 arch_tree = self.translate_qweb(cr, uid, view_id, arch_tree, context['lang'], context)
722 self.distribute_branding(arch_tree)
723 root = etree.Element('templates')
724 root.append(arch_tree)
725 arch = etree.tostring(root, encoding='utf-8', xml_declaration=True)
728 def clear_cache(self):
729 self.read_template.clear_cache(self)
731 def _contains_branded(self, node):
732 return node.tag == 't'\
733 or 't-raw' in node.attrib\
734 or any(self.is_node_branded(child) for child in node.iterdescendants())
736 def _pop_view_branding(self, element):
737 distributed_branding = dict(
738 (attribute, element.attrib.pop(attribute))
739 for attribute in MOVABLE_BRANDING
740 if element.get(attribute))
741 return distributed_branding
743 def distribute_branding(self, e, branding=None, parent_xpath='',
744 index_map=misc.ConstantMapping(1)):
745 if e.get('t-ignore') or e.tag == 'head':
746 # remove any view branding possibly injected by inheritance
747 attrs = set(MOVABLE_BRANDING)
748 for descendant in e.iterdescendants(tag=etree.Element):
749 if not attrs.intersection(descendant.attrib): continue
750 self._pop_view_branding(descendant)
751 # TODO: find a better name and check if we have a string to boolean helper
754 node_path = e.get('data-oe-xpath')
755 if node_path is None:
756 node_path = "%s/%s[%d]" % (parent_xpath, e.tag, index_map[e.tag])
757 if branding and not (e.get('data-oe-model') or e.get('t-field')):
758 e.attrib.update(branding)
759 e.set('data-oe-xpath', node_path)
760 if not e.get('data-oe-model'): return
762 if set(('t-esc', 't-escf', 't-raw', 't-rawf')).intersection(e.attrib):
763 # nodes which fully generate their content and have no reason to
764 # be branded because they can not sensibly be edited
765 self._pop_view_branding(e)
766 elif self._contains_branded(e):
767 # if a branded element contains branded elements distribute own
768 # branding to children unless it's t-raw, then just remove branding
770 distributed_branding = self._pop_view_branding(e)
772 if 't-raw' not in e.attrib:
773 # TODO: collections.Counter if remove p2.6 compat
774 # running index by tag type, for XPath query generation
775 indexes = collections.defaultdict(lambda: 0)
776 for child in e.iterchildren(tag=etree.Element):
777 if child.get('data-oe-xpath'):
778 # injected by view inheritance, skip otherwise
779 # generated xpath is incorrect
780 self.distribute_branding(child)
782 indexes[child.tag] += 1
783 self.distribute_branding(
784 child, distributed_branding,
785 parent_xpath=node_path, index_map=indexes)
787 def is_node_branded(self, node):
788 """ Finds out whether a node is branded or qweb-active (bears a
789 @data-oe-model or a @t-* *which is not t-field* as t-field does not
792 :param node: an etree-compatible element to test
793 :type node: etree._Element
797 (attr == 'data-oe-model' or (attr != 't-field' and attr.startswith('t-')))
798 for attr in node.attrib
801 def translate_qweb(self, cr, uid, id_, arch, lang, context=None):
802 # TODO: this should be moved in a place before inheritance is applied
803 # but process() is only called on fields_view_get()
804 Translations = self.pool['ir.translation']
805 h = HTMLParser.HTMLParser()
807 if not text or not text.strip():
809 text = h.unescape(text.strip())
810 if len(text) < 2 or (text.startswith('<!') and text.endswith('>')):
812 return Translations._get_source(cr, uid, 'website', 'view', lang, text, id_)
814 if arch.tag not in ['script']:
815 text = get_trans(arch.text)
817 arch.text = arch.text.replace(arch.text.strip(), text)
818 tail = get_trans(arch.tail)
820 arch.tail = arch.tail.replace(arch.tail.strip(), tail)
822 for attr_name in ('title', 'alt', 'placeholder'):
823 attr = get_trans(arch.get(attr_name))
825 arch.set(attr_name, attr)
826 for node in arch.iterchildren("*"):
827 self.translate_qweb(cr, uid, id_, node, lang, context)
830 @openerp.tools.ormcache()
831 def get_view_xmlid(self, cr, uid, id):
832 imd = self.pool['ir.model.data']
833 domain = [('model', '=', 'ir.ui.view'), ('res_id', '=', id)]
834 xmlid = imd.search_read(cr, uid, domain, ['module', 'name'])[0]
835 return '%s.%s' % (xmlid['module'], xmlid['name'])
837 def render(self, cr, uid, id_or_xml_id, values=None, engine='ir.qweb', context=None):
838 if isinstance(id_or_xml_id, list):
839 id_or_xml_id = id_or_xml_id[0]
841 if isinstance(tname, (int, long)):
842 tname = self.get_view_xmlid(cr, uid, tname)
850 keep_query=keep_query,
853 quote_plus=werkzeug.url_quote_plus,
855 qcontext.update(values)
858 return self.read_template(cr, uid, name, context=context)
860 return self.pool[engine].render(cr, uid, tname, qcontext, loader=loader, context=context)
862 #------------------------------------------------------
864 #------------------------------------------------------
866 def graph_get(self, cr, uid, id, model, node_obj, conn_obj, src_node, des_node, label, scale, context=None):
876 _Model_Obj = self.pool[model]
877 _Node_Obj = self.pool[node_obj]
878 _Arrow_Obj = self.pool[conn_obj]
880 for model_key,model_value in _Model_Obj._columns.items():
881 if model_value._type=='one2many':
882 if model_value._obj==node_obj:
883 _Node_Field=model_key
884 _Model_Field=model_value._fields_id
886 for node_key,node_value in _Node_Obj._columns.items():
887 if node_value._type=='one2many':
888 if node_value._obj==conn_obj:
889 if src_node in _Arrow_Obj._columns and flag:
890 _Source_Field=node_key
891 if des_node in _Arrow_Obj._columns and not flag:
892 _Destination_Field=node_key
895 datas = _Model_Obj.read(cr, uid, id, [],context)
896 for a in _Node_Obj.read(cr,uid,datas[_Node_Field],[]):
897 if a[_Source_Field] or a[_Destination_Field]:
898 nodes_name.append((a['id'],a['name']))
899 nodes.append(a['id'])
901 blank_nodes.append({'id': a['id'],'name':a['name']})
903 if a.has_key('flow_start') and a['flow_start']:
904 start.append(a['id'])
906 if not a[_Source_Field]:
907 no_ancester.append(a['id'])
908 for t in _Arrow_Obj.read(cr,uid, a[_Destination_Field],[]):
909 transitions.append((a['id'], t[des_node][0]))
910 tres[str(t['id'])] = (a['id'],t[des_node][0])
913 for lbl in eval(label):
914 if t.has_key(tools.ustr(lbl)) and tools.ustr(t[lbl])=='False':
917 label_string = label_string + " " + tools.ustr(t[lbl])
918 labels[str(t['id'])] = (a['id'],label_string)
919 g = graph(nodes, transitions, no_ancester)
922 result = g.result_get()
924 for node in nodes_name:
925 results[str(node[0])] = result[node[0]]
926 results[str(node[0])]['name'] = node[1]
927 return {'nodes': results,
930 'blank_nodes': blank_nodes,
931 'node_parent_field': _Model_Field,}
933 def _validate_custom_views(self, cr, uid, model):
934 """Validate architecture of custom views (= without xml id) for a given model.
935 This method is called at the end of registry update.
937 cr.execute("""SELECT max(v.id)
939 LEFT JOIN ir_model_data md ON (md.model = 'ir.ui.view' AND md.res_id = v.id)
940 WHERE md.module IS NULL
942 GROUP BY coalesce(v.inherit_id, v.id)
945 ids = map(itemgetter(0), cr.fetchall())
946 return self._check_xml(cr, uid, ids)