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, fname, args, context=None):
77 result = dict.fromkeys(ids, False)
78 IMD = self.pool['ir.model.data']
79 data_ids = IMD.search_read(cr, uid, [('res_id', 'in', ids), ('model', '=', 'ir.ui.view')], ['res_id'], context=context)
80 result.update(map(itemgetter('res_id', 'id'), data_ids))
83 def _views_from_model_data(self, cr, uid, ids, context=None):
84 IMD = self.pool['ir.model.data']
85 data_ids = IMD.search_read(cr, uid, [('id', 'in', ids), ('model', '=', 'ir.ui.view')], ['res_id'], context=context)
86 return map(itemgetter('res_id'), data_ids)
89 'name': fields.char('View Name', required=True),
90 'model': fields.char('Object', select=True),
91 'priority': fields.integer('Sequence', required=True),
92 'type': fields.selection([
96 ('calendar', 'Calendar'),
97 ('diagram','Diagram'),
101 ('qweb', 'QWeb')], string='View Type'),
102 'arch': fields.text('View Architecture', required=True),
103 'inherit_id': fields.many2one('ir.ui.view', 'Inherited View', ondelete='cascade', select=True),
104 'inherit_children_ids': fields.one2many('ir.ui.view','inherit_id', 'Inherit Views'),
105 'field_parent': fields.char('Child Field'),
106 'model_data_id': fields.function(_get_model_data, type='many2one', relation='ir.model.data', string="Model Data",
108 _name: (lambda s, c, u, i, ctx=None: i, None, 10),
109 'ir.model.data': (_views_from_model_data, ['model', 'res_id'], 10),
111 'xml_id': fields.function(osv.osv.get_xml_id, type='char', size=128, string="External ID",
112 help="ID of the view defined in xml file"),
113 'groups_id': fields.many2many('res.groups', 'ir_ui_view_group_rel', 'view_id', 'group_id',
114 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."),
115 'model_ids': fields.one2many('ir.model.data', 'res_id', domain=[('model','=','ir.ui.view')], auto_join=True),
120 _order = "priority,name"
122 # Holds the RNG schema
123 _relaxng_validator = None
126 if not self._relaxng_validator:
127 frng = tools.file_open(os.path.join('base','rng','view.rng'))
129 relaxng_doc = etree.parse(frng)
130 self._relaxng_validator = etree.RelaxNG(relaxng_doc)
132 _logger.exception('Failed to load RelaxNG XML schema for views validation')
135 return self._relaxng_validator
137 def _check_xml(self, cr, uid, ids, context=None):
140 context = dict(context, check_view_ids=ids)
142 # Sanity checks: the view should not break anything upon rendering!
143 # Any exception raised below will cause a transaction rollback.
144 for view in self.browse(cr, uid, ids, context):
145 view_def = self.read_combined(cr, uid, view.id, None, context=context)
146 view_arch_utf8 = view_def['arch']
147 if view.type != 'qweb':
148 view_doc = etree.fromstring(view_arch_utf8)
149 # verify that all fields used are valid, etc.
150 self.postprocess_and_fields(cr, uid, view.model, view_doc, view.id, context=context)
151 # RNG-based validation is not possible anymore with 7.0 forms
152 view_docs = [view_doc]
153 if view_docs[0].tag == 'data':
154 # A <data> element is a wrapper for multiple root nodes
155 view_docs = view_docs[0]
156 validator = self._relaxng()
157 for view_arch in view_docs:
158 if (view_arch.get('version') < '7.0') and validator and not validator.validate(view_arch):
159 for error in validator.error_log:
160 _logger.error(tools.ustr(error))
162 if not valid_view(view_arch):
167 (_check_xml, 'Invalid view definition', ['arch'])
170 def _auto_init(self, cr, context=None):
171 super(view, self)._auto_init(cr, context)
172 cr.execute('SELECT indexname FROM pg_indexes WHERE indexname = \'ir_ui_view_model_type_inherit_id\'')
173 if not cr.fetchone():
174 cr.execute('CREATE INDEX ir_ui_view_model_type_inherit_id ON ir_ui_view (model, inherit_id)')
176 def create(self, cr, uid, values, context=None):
177 if 'type' not in values:
178 if values.get('inherit_id'):
179 values['type'] = self.browse(cr, uid, values['inherit_id'], context).type
181 values['type'] = etree.fromstring(values['arch']).tag
183 if not values.get('name'):
184 values['name'] = "%s %s" % (values['model'], values['type'])
186 self.read_template.clear_cache(self)
187 return super(view, self).create(cr, uid, values, context)
189 def write(self, cr, uid, ids, vals, context=None):
190 if not isinstance(ids, (list, tuple)):
195 # drop the corresponding view customizations (used for dashboards for example), otherwise
196 # not all users would see the updated views
197 custom_view_ids = self.pool.get('ir.ui.view.custom').search(cr, uid, [('ref_id', 'in', ids)])
199 self.pool.get('ir.ui.view.custom').unlink(cr, uid, custom_view_ids)
201 self.read_template.clear_cache(self)
202 ret = super(view, self).write(cr, uid, ids, vals, context)
204 # if arch is modified views become noupdatable
205 if 'arch' in vals and not context.get('install_mode', False):
206 # TODO: should be doable in a read and a write
207 for view_ in self.browse(cr, uid, ids, context=context):
208 if view_.model_data_id:
209 self.pool.get('ir.model.data').write(cr, openerp.SUPERUSER_ID, view_.model_data_id.id, {'noupdate': True})
212 def copy(self, cr, uid, id, default=None, context=None):
218 return super(view, self).copy(cr, uid, id, default, context=context)
220 # default view selection
221 def default_view(self, cr, uid, model, view_type, context=None):
222 """ Fetches the default view for the provided (model, view_type) pair:
223 view with no parent (inherit_id=Fase) with the lowest priority.
226 :param int view_type:
227 :return: id of the default view of False if none found
231 ['model', '=', model],
232 ['type', '=', view_type],
233 ['inherit_id', '=', False],
235 ids = self.search(cr, uid, domain, limit=1, order='priority', context=context)
240 #------------------------------------------------------
241 # Inheritance mecanism
242 #------------------------------------------------------
243 def get_inheriting_views_arch(self, cr, uid, view_id, model, context=None):
244 """Retrieves the architecture of views that inherit from the given view, from the sets of
245 views that should currently be used in the system. During the module upgrade phase it
246 may happen that a view is present in the database but the fields it relies on are not
247 fully loaded yet. This method only considers views that belong to modules whose code
248 is already loaded. Custom views defined directly in the database are loaded only
249 after the module initialization phase is completely finished.
251 :param int view_id: id of the view whose inheriting views should be retrieved
252 :param str model: model identifier of the inheriting views.
253 :rtype: list of tuples
254 :return: [(view_arch,view_id), ...]
257 user_groups = frozenset(self.pool.get('res.users').browse(cr, 1, uid, context).groups_id)
259 check_view_ids = context and context.get('check_view_ids') or (0,)
260 conditions = [['inherit_id', '=', view_id], ['model', '=', model]]
262 # Module init currently in progress, only consider views from
263 # modules whose code is already loaded
266 ['model_ids.module', 'in', tuple(self.pool._init_modules)],
267 ['id', 'in', check_view_ids],
269 view_ids = self.search(cr, uid, conditions, context=context)
271 return [(view.arch, view.id)
272 for view in self.browse(cr, 1, view_ids, context)
273 if not (view.groups_id and user_groups.isdisjoint(view.groups_id))]
275 def raise_view_error(self, cr, uid, message, view_id, context=None):
276 view = self.browse(cr, uid, view_id, context)
278 message = ("%(msg)s\n\n" +
279 _("Error context:\nView `%(view_name)s`") +
280 "\n[view_id: %(viewid)s, xml_id: %(xmlid)s, "
281 "model: %(model)s, parent_id: %(parent)s]") % \
283 'view_name': view.name or not_avail,
284 'viewid': view_id or not_avail,
285 'xmlid': view.xml_id or not_avail,
286 'model': view.model or not_avail,
287 'parent': view.inherit_id.id or not_avail,
290 _logger.error(message)
291 raise AttributeError(message)
293 def locate_node(self, arch, spec):
294 """ Locate a node in a source (parent) architecture.
296 Given a complete source (parent) architecture (i.e. the field
297 `arch` in a view), and a 'spec' node (a node in an inheriting
298 view that specifies the location in the source view of what
299 should be changed), return (if it exists) the node in the
300 source view matching the specification.
302 :param arch: a parent architecture to modify
303 :param spec: a modifying node in an inheriting view
304 :return: a node in the source matching the spec
306 if spec.tag == 'xpath':
307 nodes = arch.xpath(spec.get('expr'))
308 return nodes[0] if nodes else None
309 elif spec.tag == 'field':
310 # Only compare the field name: a field can be only once in a given view
311 # at a given level (and for multilevel expressions, we should use xpath
312 # inheritance spec anyway).
313 for node in arch.iter('field'):
314 if node.get('name') == spec.get('name'):
318 for node in arch.iter(spec.tag):
319 if isinstance(node, SKIPPED_ELEMENT_TYPES):
321 if all(node.get(attr) == spec.get(attr) for attr in spec.attrib
322 if attr not in ('position','version')):
323 # Version spec should match parent's root element's version
324 if spec.get('version') and spec.get('version') != arch.get('version'):
329 def inherit_branding(self, specs_tree, view_id, root_id):
330 for node in specs_tree.iterchildren(tag=etree.Element):
331 xpath = node.getroottree().getpath(node)
332 if node.tag == 'data' or node.tag == 'xpath':
333 self.inherit_branding(node, view_id, root_id)
335 node.set('data-oe-id', str(view_id))
336 node.set('data-oe-source-id', str(root_id))
337 node.set('data-oe-xpath', xpath)
338 node.set('data-oe-model', 'ir.ui.view')
339 node.set('data-oe-field', 'arch')
343 def apply_inheritance_specs(self, cr, uid, source, specs_tree, inherit_id, context=None):
344 """ Apply an inheriting view (a descendant of the base view)
346 Apply to a source architecture all the spec nodes (i.e. nodes
347 describing where and what changes to apply to some parent
348 architecture) given by an inheriting view.
350 :param Element source: a parent architecture to modify
351 :param Elepect specs_tree: a modifying architecture in an inheriting view
352 :param inherit_id: the database id of specs_arch
353 :return: a modified source where the specs are applied
356 # Queue of specification nodes (i.e. nodes describing where and
357 # changes to apply to some parent architecture).
362 if isinstance(spec, SKIPPED_ELEMENT_TYPES):
364 if spec.tag == 'data':
365 specs += [c for c in spec]
367 node = self.locate_node(source, spec)
369 pos = spec.get('position', 'inside')
371 if node.getparent() is None:
372 source = copy.deepcopy(spec[0])
375 node.addprevious(child)
376 node.getparent().remove(node)
377 elif pos == 'attributes':
378 for child in spec.getiterator('attribute'):
379 attribute = (child.get('name'), child.text and child.text.encode('utf8') or None)
381 node.set(attribute[0], attribute[1])
382 elif attribute[0] in node.attrib:
383 del node.attrib[attribute[0]]
394 sib.addprevious(child)
395 elif pos == 'before':
396 node.addprevious(child)
398 self.raise_view_error(cr, uid, _("Invalid position attribute: '%s'") % pos, inherit_id, context=context)
401 ' %s="%s"' % (attr, spec.get(attr))
402 for attr in spec.attrib
403 if attr != 'position'
405 tag = "<%s%s>" % (spec.tag, attrs)
406 self.raise_view_error(cr, uid, _("Element '%s' cannot be located in parent view") % tag, inherit_id, context=context)
410 def apply_view_inheritance(self, cr, uid, source, source_id, model, root_id=None, context=None):
411 """ Apply all the (directly and indirectly) inheriting views.
413 :param source: a parent architecture to modify (with parent modifications already applied)
414 :param source_id: the database view_id of the parent view
415 :param model: the original model for which we create a view (not
416 necessarily the same as the source's model); only the inheriting
417 views with that specific model will be applied.
418 :return: a modified source where all the modifying architecture are applied
420 if context is None: context = {}
423 sql_inherit = self.pool.get('ir.ui.view').get_inheriting_views_arch(cr, uid, source_id, model, context=context)
424 for (specs, view_id) in sql_inherit:
425 specs_tree = etree.fromstring(specs.encode('utf-8'))
426 if context.get('inherit_branding'):
427 self.inherit_branding(specs_tree, view_id, root_id)
428 source = self.apply_inheritance_specs(cr, uid, source, specs_tree, view_id, context=context)
429 source = self.apply_view_inheritance(cr, uid, source, view_id, model, root_id=root_id, context=context)
432 def read_combined(self, cr, uid, view_id, fields=None, context=None):
434 Utility function to get a view combined with its inherited views.
436 * Gets the top of the view tree if a sub-view is requested
437 * Applies all inherited archs on the root view
438 * Returns the view with all requested fields
439 .. note:: ``arch`` is always added to the fields list even if not
440 requested (similar to ``id``)
442 if context is None: context = {}
444 # if view_id is not a root view, climb back to the top.
445 base = v = self.browse(cr, uid, view_id, context=context)
450 # arch and model fields are always returned
452 fields = list(set(fields) | set(['arch', 'model']))
455 [view] = self.read(cr, uid, [root_id], fields=fields, context=context)
456 arch_tree = etree.fromstring(view['arch'].encode('utf-8'))
458 if context.get('inherit_branding'):
459 arch_tree.attrib.update({
460 'data-oe-model': 'ir.ui.view',
461 'data-oe-id': str(root_id),
462 'data-oe-field': 'arch',
465 # and apply inheritance
466 arch = self.apply_view_inheritance(
467 cr, uid, arch_tree, root_id, base.model, context=context)
469 return dict(view, arch=etree.tostring(arch, encoding='utf-8'))
471 #------------------------------------------------------
472 # Postprocessing: translation, groups and modifiers
473 #------------------------------------------------------
475 # - split postprocess so that it can be used instead of translate_qweb
476 # - remove group processing from ir_qweb
477 #------------------------------------------------------
478 def postprocess(self, cr, user, model, node, view_id, in_tree_view, model_fields, context=None):
479 """Return the description of the fields in the node.
481 In a normal call to this method, node is a complete view architecture
482 but it is actually possible to give some sub-node (this is used so
483 that the method can call itself recursively).
485 Originally, the field descriptions are drawn from the node itself.
486 But there is now some code calling fields_get() in order to merge some
487 of those information in the architecture.
497 Model = self.pool.get(model)
499 self.raise_view_error(cr, user, _('Model not found: %(model)s') % dict(model=model),
503 if isinstance(s, unicode):
504 return s.encode('utf8')
507 def check_group(node):
508 """Apply group restrictions, may be set at view level or model level::
509 * at view level this means the element should be made invisible to
510 people who are not members
511 * at model level (exclusively for fields, obviously), this means
512 the field should be completely removed from the view, as it is
513 completely unavailable for non-members
515 :return: True if field should be included in the result of fields_view_get
517 if node.tag == 'field' and node.get('name') in Model._all_columns:
518 column = Model._all_columns[node.get('name')].column
519 if column.groups and not self.user_has_groups(
520 cr, user, groups=column.groups, context=context):
521 node.getparent().remove(node)
522 fields.pop(node.get('name'), None)
523 # no point processing view-level ``groups`` anymore, return
525 if node.get('groups'):
526 can_see = self.user_has_groups(
527 cr, user, groups=node.get('groups'), context=context)
529 node.set('invisible', '1')
530 modifiers['invisible'] = True
531 if 'attrs' in node.attrib:
532 del(node.attrib['attrs']) #avoid making field visible later
533 del(node.attrib['groups'])
536 if node.tag in ('field', 'node', 'arrow'):
537 if node.get('object'):
543 xml += etree.tostring(f, encoding="utf-8")
545 new_xml = etree.fromstring(encode(xml))
547 ctx['base_model_name'] = model
548 xarch, xfields = self.postprocess_and_fields(cr, user, node.get('object'), new_xml, view_id, ctx)
553 attrs = {'views': views}
558 if node.get('name') in Model._columns:
559 column = Model._columns[node.get('name')]
561 column = Model._inherit_fields[node.get('name')][2]
569 if f.tag in ('form', 'tree', 'graph', 'kanban', 'calendar'):
572 ctx['base_model_name'] = model
573 xarch, xfields = self.postprocess_and_fields(cr, user, column._obj or None, f, view_id, ctx)
574 views[str(f.tag)] = {
578 attrs = {'views': views}
579 fields[node.get('name')] = attrs
581 field = model_fields.get(node.get('name'))
583 orm.transfer_field_to_modifiers(field, modifiers)
585 elif node.tag in ('form', 'tree'):
586 result = Model.view_header_get(cr, user, False, node.tag, context)
588 node.set('string', result)
589 in_tree_view = node.tag == 'tree'
591 elif node.tag == 'calendar':
592 for additional_field in ('date_start', 'date_delay', 'date_stop', 'color', 'all_day', 'attendee'):
593 if node.get(additional_field):
594 fields[node.get(additional_field)] = {}
596 if not check_group(node):
597 # node must be removed, no need to proceed further with its children
600 # The view architeture overrides the python model.
601 # Get the attrs before they are (possibly) deleted by check_group below
602 orm.transfer_node_to_modifiers(node, modifiers, context, in_tree_view)
604 # TODO remove attrs counterpart in modifiers when invisible is true ?
607 if 'lang' in context:
608 Translations = self.pool['ir.translation']
609 if node.text and node.text.strip():
610 trans = Translations._get_source(cr, user, model, 'view', context['lang'], node.text.strip())
612 node.text = node.text.replace(node.text.strip(), trans)
613 if node.tail and node.tail.strip():
614 trans = Translations._get_source(cr, user, model, 'view', context['lang'], node.tail.strip())
616 node.tail = node.tail.replace(node.tail.strip(), trans)
618 if node.get('string') and not result:
619 trans = Translations._get_source(cr, user, model, 'view', context['lang'], node.get('string'))
620 if trans == node.get('string') and ('base_model_name' in context):
621 # If translation is same as source, perhaps we'd have more luck with the alternative model name
622 # (in case we are in a mixed situation, such as an inherited view where parent_view.model != model
623 trans = Translations._get_source(cr, user, context['base_model_name'], 'view', context['lang'], node.get('string'))
625 node.set('string', trans)
627 for attr_name in ('confirm', 'sum', 'avg', 'help', 'placeholder'):
628 attr_value = node.get(attr_name)
630 trans = Translations._get_source(cr, user, model, 'view', context['lang'], attr_value)
632 node.set(attr_name, trans)
635 if children or (node.tag == 'field' and f.tag in ('filter','separator')):
636 fields.update(self.postprocess(cr, user, model, f, view_id, in_tree_view, model_fields, context))
638 orm.transfer_modifiers_to_node(modifiers, node)
641 def _disable_workflow_buttons(self, cr, user, model, node):
642 """ Set the buttons in node to readonly if the user can't activate them. """
643 if model is None or user == 1:
644 # admin user can always activate workflow buttons
647 # TODO handle the case of more than one workflow for a model or multiple
648 # transitions with different groups and same signal
649 usersobj = self.pool.get('res.users')
650 buttons = (n for n in node.getiterator('button') if n.get('type') != 'object')
651 for button in buttons:
652 user_groups = usersobj.read(cr, user, [user], ['groups_id'])[0]['groups_id']
653 cr.execute("""SELECT DISTINCT t.group_id
655 INNER JOIN wkf_activity a ON a.wkf_id = wkf.id
656 INNER JOIN wkf_transition t ON (t.act_to = a.id)
659 AND t.group_id is NOT NULL
660 """, (model, button.get('name')))
661 group_ids = [x[0] for x in cr.fetchall() if x[0]]
662 can_click = not group_ids or bool(set(user_groups).intersection(group_ids))
663 button.set('readonly', str(int(not can_click)))
666 def postprocess_and_fields(self, cr, user, model, node, view_id, context=None):
667 """ Return an architecture and a description of all the fields.
669 The field description combines the result of fields_get() and
672 :param node: the architecture as as an etree
673 :return: a tuple (arch, fields) where arch is the given node as a
674 string and fields is the description of all the fields.
678 Model = self.pool.get(model)
680 self.raise_view_error(cr, user, _('Model not found: %(model)s') % dict(model=model), view_id, context)
682 if node.tag == 'diagram':
683 if node.getchildren()[0].tag == 'node':
684 node_model = self.pool[node.getchildren()[0].get('object')]
685 node_fields = node_model.fields_get(cr, user, None, context)
686 fields.update(node_fields)
687 if not node.get("create") and not node_model.check_access_rights(cr, user, 'create', raise_exception=False):
688 node.set("create", 'false')
689 if node.getchildren()[1].tag == 'arrow':
690 arrow_fields = self.pool[node.getchildren()[1].get('object')].fields_get(cr, user, None, context)
691 fields.update(arrow_fields)
693 fields = Model.fields_get(cr, user, None, context)
695 fields_def = self.postprocess(cr, user, model, node, view_id, False, fields, context=context)
696 node = self._disable_workflow_buttons(cr, user, model, node)
697 if node.tag in ('kanban', 'tree', 'form', 'gantt'):
698 for action, operation in (('create', 'create'), ('delete', 'unlink'), ('edit', 'write')):
699 if not node.get(action) and not Model.check_access_rights(cr, user, operation, raise_exception=False):
700 node.set(action, 'false')
701 arch = etree.tostring(node, encoding="utf-8").replace('\t', '')
702 for k in fields.keys():
703 if k not in fields_def:
705 for field in fields_def:
707 # sometime, the view may contain the (invisible) field 'id' needed for a domain (when 2 objects have cross references)
708 fields['id'] = {'readonly': True, 'type': 'integer', 'string': 'ID'}
709 elif field in fields:
710 fields[field].update(fields_def[field])
712 message = _("Field `%(field_name)s` does not exist") % \
713 dict(field_name=field)
714 self.raise_view_error(cr, user, message, view_id, context)
717 #------------------------------------------------------
718 # QWeb template views
719 #------------------------------------------------------
720 @tools.ormcache_context(accepted_keys=('lang','inherit_branding', 'editable', 'translatable'))
721 def read_template(self, cr, uid, xml_id, context=None):
722 if isinstance(xml_id, (int, long)):
725 if '.' not in xml_id:
726 raise ValueError('Invalid template id: %r' % (xml_id,))
727 view_id = self.pool['ir.model.data'].xmlid_to_res_id(cr, uid, xml_id, raise_if_not_found=True)
729 arch = self.read_combined(cr, uid, view_id, fields=['arch'], context=context)['arch']
730 arch_tree = etree.fromstring(arch)
732 if 'lang' in context:
733 arch_tree = self.translate_qweb(cr, uid, view_id, arch_tree, context['lang'], context)
735 self.distribute_branding(arch_tree)
736 root = etree.Element('templates')
737 root.append(arch_tree)
738 arch = etree.tostring(root, encoding='utf-8', xml_declaration=True)
741 def clear_cache(self):
742 self.read_template.clear_cache(self)
744 def _contains_branded(self, node):
745 return node.tag == 't'\
746 or 't-raw' in node.attrib\
747 or any(self.is_node_branded(child) for child in node.iterdescendants())
749 def _pop_view_branding(self, element):
750 distributed_branding = dict(
751 (attribute, element.attrib.pop(attribute))
752 for attribute in MOVABLE_BRANDING
753 if element.get(attribute))
754 return distributed_branding
756 def distribute_branding(self, e, branding=None, parent_xpath='',
757 index_map=misc.ConstantMapping(1)):
758 if e.get('t-ignore') or e.tag == 'head':
759 # remove any view branding possibly injected by inheritance
760 attrs = set(MOVABLE_BRANDING)
761 for descendant in e.iterdescendants(tag=etree.Element):
762 if not attrs.intersection(descendant.attrib): continue
763 self._pop_view_branding(descendant)
764 # TODO: find a better name and check if we have a string to boolean helper
767 node_path = e.get('data-oe-xpath')
768 if node_path is None:
769 node_path = "%s/%s[%d]" % (parent_xpath, e.tag, index_map[e.tag])
770 if branding and not (e.get('data-oe-model') or e.get('t-field')):
771 e.attrib.update(branding)
772 e.set('data-oe-xpath', node_path)
773 if not e.get('data-oe-model'): return
775 if set(('t-esc', 't-escf', 't-raw', 't-rawf')).intersection(e.attrib):
776 # nodes which fully generate their content and have no reason to
777 # be branded because they can not sensibly be edited
778 self._pop_view_branding(e)
779 elif self._contains_branded(e):
780 # if a branded element contains branded elements distribute own
781 # branding to children unless it's t-raw, then just remove branding
783 distributed_branding = self._pop_view_branding(e)
785 if 't-raw' not in e.attrib:
786 # TODO: collections.Counter if remove p2.6 compat
787 # running index by tag type, for XPath query generation
788 indexes = collections.defaultdict(lambda: 0)
789 for child in e.iterchildren(tag=etree.Element):
790 if child.get('data-oe-xpath'):
791 # injected by view inheritance, skip otherwise
792 # generated xpath is incorrect
793 self.distribute_branding(child)
795 indexes[child.tag] += 1
796 self.distribute_branding(
797 child, distributed_branding,
798 parent_xpath=node_path, index_map=indexes)
800 def is_node_branded(self, node):
801 """ Finds out whether a node is branded or qweb-active (bears a
802 @data-oe-model or a @t-* *which is not t-field* as t-field does not
805 :param node: an etree-compatible element to test
806 :type node: etree._Element
810 (attr == 'data-oe-model' or (attr != 't-field' and attr.startswith('t-')))
811 for attr in node.attrib
814 def translate_qweb(self, cr, uid, id_, arch, lang, context=None):
815 # TODO: this should be moved in a place before inheritance is applied
816 # but process() is only called on fields_view_get()
817 Translations = self.pool['ir.translation']
818 h = HTMLParser.HTMLParser()
820 if not text or not text.strip():
822 text = h.unescape(text.strip())
823 if len(text) < 2 or (text.startswith('<!') and text.endswith('>')):
825 return Translations._get_source(cr, uid, 'website', 'view', lang, text, id_)
827 if arch.tag not in ['script']:
828 text = get_trans(arch.text)
830 arch.text = arch.text.replace(arch.text.strip(), text)
831 tail = get_trans(arch.tail)
833 arch.tail = arch.tail.replace(arch.tail.strip(), tail)
835 for attr_name in ('title', 'alt', 'placeholder'):
836 attr = get_trans(arch.get(attr_name))
838 arch.set(attr_name, attr)
839 for node in arch.iterchildren("*"):
840 self.translate_qweb(cr, uid, id_, node, lang, context)
843 @openerp.tools.ormcache()
844 def get_view_xmlid(self, cr, uid, id):
845 imd = self.pool['ir.model.data']
846 domain = [('model', '=', 'ir.ui.view'), ('res_id', '=', id)]
847 xmlid = imd.search_read(cr, uid, domain, ['module', 'name'])[0]
848 return '%s.%s' % (xmlid['module'], xmlid['name'])
850 def render(self, cr, uid, id_or_xml_id, values=None, engine='ir.qweb', context=None):
851 if isinstance(id_or_xml_id, list):
852 id_or_xml_id = id_or_xml_id[0]
860 keep_query=keep_query,
863 quote_plus=werkzeug.url_quote_plus,
865 qcontext.update(values)
868 return self.read_template(cr, uid, name, context=context)
870 return self.pool[engine].render(cr, uid, id_or_xml_id, qcontext, loader=loader, context=context)
872 #------------------------------------------------------
874 #------------------------------------------------------
876 def graph_get(self, cr, uid, id, model, node_obj, conn_obj, src_node, des_node, label, scale, context=None):
886 _Model_Obj = self.pool[model]
887 _Node_Obj = self.pool[node_obj]
888 _Arrow_Obj = self.pool[conn_obj]
890 for model_key,model_value in _Model_Obj._columns.items():
891 if model_value._type=='one2many':
892 if model_value._obj==node_obj:
893 _Node_Field=model_key
894 _Model_Field=model_value._fields_id
896 for node_key,node_value in _Node_Obj._columns.items():
897 if node_value._type=='one2many':
898 if node_value._obj==conn_obj:
899 if src_node in _Arrow_Obj._columns and flag:
900 _Source_Field=node_key
901 if des_node in _Arrow_Obj._columns and not flag:
902 _Destination_Field=node_key
905 datas = _Model_Obj.read(cr, uid, id, [],context)
906 for a in _Node_Obj.read(cr,uid,datas[_Node_Field],[]):
907 if a[_Source_Field] or a[_Destination_Field]:
908 nodes_name.append((a['id'],a['name']))
909 nodes.append(a['id'])
911 blank_nodes.append({'id': a['id'],'name':a['name']})
913 if a.has_key('flow_start') and a['flow_start']:
914 start.append(a['id'])
916 if not a[_Source_Field]:
917 no_ancester.append(a['id'])
918 for t in _Arrow_Obj.read(cr,uid, a[_Destination_Field],[]):
919 transitions.append((a['id'], t[des_node][0]))
920 tres[str(t['id'])] = (a['id'],t[des_node][0])
923 for lbl in eval(label):
924 if t.has_key(tools.ustr(lbl)) and tools.ustr(t[lbl])=='False':
927 label_string = label_string + " " + tools.ustr(t[lbl])
928 labels[str(t['id'])] = (a['id'],label_string)
929 g = graph(nodes, transitions, no_ancester)
932 result = g.result_get()
934 for node in nodes_name:
935 results[str(node[0])] = result[node[0]]
936 results[str(node[0])]['name'] = node[1]
937 return {'nodes': results,
940 'blank_nodes': blank_nodes,
941 'node_parent_field': _Model_Field,}
943 def _validate_custom_views(self, cr, uid, model):
944 """Validate architecture of custom views (= without xml id) for a given model.
945 This method is called at the end of registry update.
947 cr.execute("""SELECT max(v.id)
949 LEFT JOIN ir_model_data md ON (md.model = 'ir.ui.view' AND md.res_id = v.id)
950 WHERE md.module IS NULL
952 GROUP BY coalesce(v.inherit_id, v.id)
955 ids = map(itemgetter(0), cr.fetchall())
956 return self._check_xml(cr, uid, ids)