1 # -*- coding: utf-8 -*-
4 from lxml import etree, html
6 from openerp import SUPERUSER_ID
7 from openerp.addons.website.models import website
8 from openerp.http import request
9 from openerp.osv import osv, fields
12 _inherit = "ir.ui.view"
14 'page': fields.boolean("Whether this view is a web page template (complete)"),
15 'website_meta_title': fields.char("Website meta title", size=70, translate=True),
16 'website_meta_description': fields.text("Website meta description", size=160, translate=True),
17 'website_meta_keywords': fields.char("Website meta keywords", translate=True),
18 'customize_show': fields.boolean("Show As Optional Inherit"),
22 'customize_show': False,
26 def _view_obj(self, cr, uid, view_id, context=None):
27 if isinstance(view_id, basestring):
28 return self.pool['ir.model.data'].xmlid_to_object(
29 cr, uid, view_id, raise_if_not_found=True, context=context
31 elif isinstance(view_id, (int, long)):
32 return self.browse(cr, uid, view_id, context=context)
34 # assume it's already a view object (WTF?)
37 # Returns all views (called and inherited) related to a view
38 # Used by translation mechanism, SEO and optional templates
39 def _views_get(self, cr, uid, view_id, options=True, context=None, root=True):
40 """ For a given view ``view_id``, should return:
43 * all views inheriting from it, enabled or not
44 - but not the optional children of a non-enabled child
45 * all views called from it (via t-call)
48 view = self._view_obj(cr, uid, view_id, context=context)
53 while root and view.inherit_id:
54 view = view.inherit_id
58 node = etree.fromstring(view.arch)
59 for child in node.xpath("//t[@t-call]"):
61 called_view = self._view_obj(cr, uid, child.get('t-call'), context=context)
64 if called_view not in result:
65 result += self._views_get(cr, uid, called_view, options=options, context=context)
67 extensions = view.inherit_children_ids
69 # only active children
70 extensions = (v for v in view.inherit_children_ids if v.active)
72 # Keep options in a deterministic order regardless of their applicability
73 for extension in sorted(extensions, key=lambda v: v.id):
74 for r in self._views_get(
76 # only return optional grandchildren if this child is enabled
77 options=extension.active,
78 context=context, root=False):
83 def extract_embedded_fields(self, cr, uid, arch, context=None):
84 return arch.xpath('//*[@data-oe-model != "ir.ui.view"]')
86 def save_embedded_field(self, cr, uid, el, context=None):
87 Model = self.pool[el.get('data-oe-model')]
88 field = el.get('data-oe-field')
90 column = Model._all_columns[field].column
91 converter = self.pool['website.qweb'].get_converter_for(
92 el.get('data-oe-type'))
93 value = converter.from_html(cr, uid, Model, column, el)
97 Model.write(cr, uid, [int(el.get('data-oe-id'))], {
101 def to_field_ref(self, cr, uid, el, context=None):
102 # filter out meta-information inserted in the document
103 attributes = dict((k, v) for k, v in el.items()
104 if not k.startswith('data-oe-'))
105 attributes['t-field'] = el.get('data-oe-expression')
107 out = html.html_parser.makeelement(el.tag, attrib=attributes)
111 def replace_arch_section(self, cr, uid, view_id, section_xpath, replacement, context=None):
112 # the root of the arch section shouldn't actually be replaced as it's
113 # not really editable itself, only the content truly is editable.
115 [view] = self.browse(cr, uid, [view_id], context=context)
116 arch = etree.fromstring(view.arch.encode('utf-8'))
117 # => get the replacement root
118 if not section_xpath:
121 # ensure there's only one match
122 [root] = arch.xpath(section_xpath)
124 root.text = replacement.text
125 root.tail = replacement.tail
126 # replace all children
128 for child in replacement:
129 root.append(copy.deepcopy(child))
133 def render(self, cr, uid, id_or_xml_id, values=None, engine='ir.qweb', context=None):
134 if request and getattr(request, 'website_enabled', False):
135 engine='website.qweb'
137 if isinstance(id_or_xml_id, list):
138 id_or_xml_id = id_or_xml_id[0]
143 company = self.pool['res.company'].browse(cr, SUPERUSER_ID, request.website.company_id.id, context=context)
147 website=request.website,
148 url_for=website.url_for,
151 user_id=self.pool.get("res.users").browse(cr, uid, uid),
152 translatable=context.get('lang') != request.website.default_lang_code,
153 editable=request.website.is_publisher(),
154 menu_data=self.pool['ir.ui.menu'].load_menus_root(cr, uid, context=context) if request.website.is_user() else None,
159 qcontext.update(values)
161 # in edit mode ir.ui.view will tag nodes
162 context = dict(context, inherit_branding=qcontext.get('editable', False))
164 view_obj = request.website.get_template(id_or_xml_id)
165 if 'main_object' not in qcontext:
166 qcontext['main_object'] = view_obj
170 return super(view, self).render(cr, uid, id_or_xml_id, values=values, engine=engine, context=context)
172 def _pretty_arch(self, arch):
173 # remove_blank_string does not seem to work on HTMLParser, and
174 # pretty-printing with lxml more or less requires stripping
175 # whitespace: http://lxml.de/FAQ.html#why-doesn-t-the-pretty-print-option-reformat-my-xml-output
176 # so serialize to XML, parse as XML (remove whitespace) then serialize
177 # as XML (pretty print)
178 arch_no_whitespace = etree.fromstring(
179 etree.tostring(arch, encoding='utf-8'),
180 parser=etree.XMLParser(encoding='utf-8', remove_blank_text=True))
181 return etree.tostring(
182 arch_no_whitespace, encoding='unicode', pretty_print=True)
184 def save(self, cr, uid, res_id, value, xpath=None, context=None):
185 """ Update a view section. The view section may embed fields to write
189 :param str xpath: valid xpath to the tag to replace
193 arch_section = html.fromstring(
194 value, parser=html.HTMLParser(encoding='utf-8'))
197 # value is an embedded field on its own, not a view section
198 self.save_embedded_field(cr, uid, arch_section, context=context)
201 for el in self.extract_embedded_fields(cr, uid, arch_section, context=context):
202 self.save_embedded_field(cr, uid, el, context=context)
204 # transform embedded field back to t-field
205 el.getparent().replace(el, self.to_field_ref(cr, uid, el, context=context))
207 arch = self.replace_arch_section(cr, uid, res_id, xpath, arch_section, context=context)
208 self.write(cr, uid, res_id, {
209 'arch': self._pretty_arch(arch)
212 view = self.browse(cr, SUPERUSER_ID, res_id, context=context)
213 if view.model_data_id:
214 view.model_data_id.write({'noupdate': True})