1 # -*- coding: utf-8 -*-
5 from lxml import etree, html
7 from openerp import SUPERUSER_ID, tools
8 from openerp.addons.website.models import website
9 from openerp.http import request
10 from openerp.osv import osv, fields
12 _logger = logging.getLogger(__name__)
16 _inherit = "ir.ui.view"
18 'page': fields.boolean("Whether this view is a web page template (complete)"),
19 'website_meta_title': fields.char("Website meta title", size=70, translate=True),
20 'website_meta_description': fields.text("Website meta description", size=160, translate=True),
21 'website_meta_keywords': fields.char("Website meta keywords", translate=True),
22 'customize_show': fields.boolean("Show As Optional Inherit"),
23 'website_id': fields.many2one('website', ondelete='cascade', string="Website"),
27 ('key_website_id_uniq', 'unique(key, website_id)',
28 'Key must be unique per website.'),
33 'customize_show': False,
36 def _view_obj(self, cr, uid, view_id, context=None):
37 if isinstance(view_id, basestring):
38 return self.pool['ir.model.data'].xmlid_to_object(
39 cr, uid, view_id, raise_if_not_found=True, context=context
41 elif isinstance(view_id, (int, long)):
42 return self.browse(cr, uid, view_id, context=context)
44 # assume it's already a view object (WTF?)
47 # Returns all views (called and inherited) related to a view
48 # Used by translation mechanism, SEO and optional templates
49 def _views_get(self, cr, uid, view_id, options=True, bundles=False, context=None, root=True):
50 """ For a given view ``view_id``, should return:
53 * all views inheriting from it, enabled or not
54 - but not the optional children of a non-enabled child
55 * all views called from it (via t-call)
59 view = self._view_obj(cr, uid, view_id, context=context)
61 _logger.warning("Could not find view object with view_id '%s'" % (view_id))
62 # Shall we log that ? Yes, you should !
65 while root and view.inherit_id:
66 view = view.inherit_id
70 node = etree.fromstring(view.arch)
71 xpath = "//t[@t-call]"
73 xpath += "| //t[@t-call-assets]"
74 for child in node.xpath(xpath):
76 called_view = self._view_obj(cr, uid, child.get('t-call', child.get('t-call-assets')), context=context)
79 if called_view not in result:
80 result += self._views_get(cr, uid, called_view, options=options, bundles=bundles, context=context)
82 extensions = view.inherit_children_ids
84 # only active children
85 extensions = (v for v in view.inherit_children_ids if v.active)
87 # Keep options in a deterministic order regardless of their applicability
88 for extension in sorted(extensions, key=lambda v: v.id):
89 for r in self._views_get(
91 # only return optional grandchildren if this child is enabled
92 options=extension.active,
93 context=context, root=False):
98 def extract_embedded_fields(self, cr, uid, arch, context=None):
99 return arch.xpath('//*[@data-oe-model != "ir.ui.view"]')
101 def save_embedded_field(self, cr, uid, el, context=None):
102 Model = self.pool[el.get('data-oe-model')]
103 field = el.get('data-oe-field')
105 converter = self.pool['website.qweb'].get_converter_for(el.get('data-oe-type'))
106 value = converter.from_html(cr, uid, Model, Model._fields[field], el)
108 if value is not None:
109 # TODO: batch writes?
110 Model.write(cr, uid, [int(el.get('data-oe-id'))], {
114 def to_field_ref(self, cr, uid, el, context=None):
115 # filter out meta-information inserted in the document
116 attributes = dict((k, v) for k, v in el.items()
117 if not k.startswith('data-oe-'))
118 attributes['t-field'] = el.get('data-oe-expression')
120 out = html.html_parser.makeelement(el.tag, attrib=attributes)
124 def replace_arch_section(self, cr, uid, view_id, section_xpath, replacement, context=None):
125 # the root of the arch section shouldn't actually be replaced as it's
126 # not really editable itself, only the content truly is editable.
128 [view] = self.browse(cr, uid, [view_id], context=context)
129 arch = etree.fromstring(view.arch.encode('utf-8'))
130 # => get the replacement root
131 if not section_xpath:
134 # ensure there's only one match
135 [root] = arch.xpath(section_xpath)
137 root.text = replacement.text
138 root.tail = replacement.tail
139 # replace all children
141 for child in replacement:
142 root.append(copy.deepcopy(child))
146 @tools.ormcache_context(accepted_keys=('website_id',))
147 def get_view_id(self, cr, uid, xml_id, context=None):
148 if context and 'website_id' in context and not isinstance(xml_id, (int, long)):
149 domain = [('key', '=', xml_id), '|', ('website_id', '=', context['website_id']), ('website_id', '=', False)]
150 [xml_id] = self.search(cr, uid, domain, order='website_id', limit=1, context=context)
152 xml_id = super(view, self).get_view_id(cr, uid, xml_id, context=context)
155 def render(self, cr, uid, id_or_xml_id, values=None, engine='ir.qweb', context=None):
156 if request and getattr(request, 'website_enabled', False):
157 engine = 'website.qweb'
159 if isinstance(id_or_xml_id, list):
160 id_or_xml_id = id_or_xml_id[0]
165 company = self.pool['res.company'].browse(cr, SUPERUSER_ID, request.website.company_id.id, context=context)
169 website=request.website,
170 url_for=website.url_for,
173 user_id=self.pool.get("res.users").browse(cr, uid, uid),
174 translatable=context.get('lang') != request.website.default_lang_code,
175 editable=request.website.is_publisher(),
176 menu_data=self.pool['ir.ui.menu'].load_menus_root(cr, uid, context=context) if request.website.is_user() else None,
181 qcontext.update(values)
183 # in edit mode ir.ui.view will tag nodes
184 if qcontext.get('editable'):
185 context = dict(context, inherit_branding=True)
186 elif request.registry['res.users'].has_group(cr, uid, 'base.group_website_publisher'):
187 context = dict(context, inherit_branding_auto=True)
189 view_obj = request.website.get_template(id_or_xml_id)
190 if 'main_object' not in qcontext:
191 qcontext['main_object'] = view_obj
195 return super(view, self).render(cr, uid, id_or_xml_id, values=values, engine=engine, context=context)
197 def _pretty_arch(self, arch):
198 # remove_blank_string does not seem to work on HTMLParser, and
199 # pretty-printing with lxml more or less requires stripping
200 # whitespace: http://lxml.de/FAQ.html#why-doesn-t-the-pretty-print-option-reformat-my-xml-output
201 # so serialize to XML, parse as XML (remove whitespace) then serialize
202 # as XML (pretty print)
203 arch_no_whitespace = etree.fromstring(
204 etree.tostring(arch, encoding='utf-8'),
205 parser=etree.XMLParser(encoding='utf-8', remove_blank_text=True))
206 return etree.tostring(
207 arch_no_whitespace, encoding='unicode', pretty_print=True)
209 def save(self, cr, uid, res_id, value, xpath=None, context=None):
210 """ Update a view section. The view section may embed fields to write
214 :param str xpath: valid xpath to the tag to replace
218 arch_section = html.fromstring(
219 value, parser=html.HTMLParser(encoding='utf-8'))
222 # value is an embedded field on its own, not a view section
223 self.save_embedded_field(cr, uid, arch_section, context=context)
226 for el in self.extract_embedded_fields(cr, uid, arch_section, context=context):
227 self.save_embedded_field(cr, uid, el, context=context)
229 # transform embedded field back to t-field
230 el.getparent().replace(el, self.to_field_ref(cr, uid, el, context=context))
232 arch = self.replace_arch_section(cr, uid, res_id, xpath, arch_section, context=context)
233 self.write(cr, uid, res_id, {
234 'arch': self._pretty_arch(arch)
237 view = self.browse(cr, SUPERUSER_ID, res_id, context=context)
238 if view.model_data_id:
239 view.model_data_id.write({'noupdate': True})