220 lines
9.2 KiB
Python
220 lines
9.2 KiB
Python
# -*- coding: utf-8 -*-
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import datetime
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import hashlib
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import logging
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import re
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import traceback
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import werkzeug
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import werkzeug.routing
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import openerp
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from openerp.addons.base import ir
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from openerp.addons.base.ir import ir_qweb
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from openerp.addons.website.models.website import slug, url_for
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from openerp.http import request
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from openerp.osv import orm
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logger = logging.getLogger(__name__)
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class RequestUID(object):
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def __init__(self, **kw):
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self.__dict__.update(kw)
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class ir_http(orm.AbstractModel):
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_inherit = 'ir.http'
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rerouting_limit = 10
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def _get_converters(self):
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return dict(
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super(ir_http, self)._get_converters(),
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model=ModelConverter,
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page=PageConverter,
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)
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def _auth_method_public(self):
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# TODO: select user_id from matching website
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if not request.session.uid:
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request.uid = self.pool['ir.model.data'].xmlid_to_res_id(request.cr, openerp.SUPERUSER_ID, 'base.public_user')
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else:
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request.uid = request.session.uid
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def _dispatch(self):
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first_pass = not hasattr(request, 'website')
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request.website = None
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func = None
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try:
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func, arguments = self._find_handler()
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request.website_enabled = func.routing.get('website', False)
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except werkzeug.exceptions.NotFound:
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# either we have a language prefixed route, either a real 404
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# in all cases, website processes them
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request.website_enabled = True
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if request.website_enabled:
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if func:
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self._authenticate(func.routing['auth'])
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else:
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self._auth_method_public()
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request.redirect = lambda url: werkzeug.utils.redirect(url_for(url))
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request.website = request.registry['website'].get_current_website(request.cr, request.uid, context=request.context)
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if first_pass:
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request.lang = request.website.default_lang_code
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request.context['lang'] = request.lang
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if not func:
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path = request.httprequest.path.split('/')
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langs = [lg[0] for lg in request.website.get_languages()]
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if path[1] in langs:
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request.lang = request.context['lang'] = path.pop(1)
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path = '/'.join(path) or '/'
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return self.reroute(path)
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return self._handle_exception(code=404)
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return super(ir_http, self)._dispatch()
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def reroute(self, path):
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if not hasattr(request, 'rerouting'):
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request.rerouting = [request.httprequest.path]
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if path in request.rerouting:
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raise Exception("Rerouting loop is forbidden")
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request.rerouting.append(path)
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if len(request.rerouting) > self.rerouting_limit:
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raise Exception("Rerouting limit exceeded")
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request.httprequest.environ['PATH_INFO'] = path
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# void werkzeug cached_property. TODO: find a proper way to do this
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for key in ('path', 'full_path', 'url', 'base_url'):
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request.httprequest.__dict__.pop(key, None)
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return self._dispatch()
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def _postprocess_args(self, arguments, rule):
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if not getattr(request, 'website_enabled', False):
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return super(ir_http, self)._postprocess_args(arguments, rule)
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for arg, val in arguments.items():
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# Replace uid placeholder by the current request.uid
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if isinstance(val, orm.browse_record) and isinstance(val._uid, RequestUID):
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val._uid = request.uid
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try:
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_, path = rule.build(arguments)
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assert path is not None
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except Exception:
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return self._handle_exception(werkzeug.exceptions.NotFound())
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if request.httprequest.method in ('GET', 'HEAD'):
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generated_path = werkzeug.url_unquote_plus(path)
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current_path = werkzeug.url_unquote_plus(request.httprequest.path)
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if generated_path != current_path:
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if request.lang != request.website.default_lang_code:
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path = '/' + request.lang + path
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return werkzeug.utils.redirect(path)
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def _serve_attachment(self):
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domain = [('type', '=', 'binary'), ('url', '=', request.httprequest.path)]
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attach = self.pool['ir.attachment'].search_read(request.cr, openerp.SUPERUSER_ID, domain, ['__last_update', 'datas', 'mimetype'], context=request.context)
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if attach:
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wdate = attach[0]['__last_update']
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datas = attach[0]['datas']
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response = werkzeug.wrappers.Response()
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server_format = openerp.tools.misc.DEFAULT_SERVER_DATETIME_FORMAT
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try:
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response.last_modified = datetime.datetime.strptime(wdate, server_format + '.%f')
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except ValueError:
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# just in case we have a timestamp without microseconds
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response.last_modified = datetime.datetime.strptime(wdate, server_format)
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response.set_etag(hashlib.sha1(datas).hexdigest())
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response.make_conditional(request.httprequest)
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if response.status_code == 304:
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return response
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response.mimetype = attach[0]['mimetype']
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response.data = datas.decode('base64')
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return response
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def _handle_exception(self, exception=None, code=500):
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if isinstance(exception, werkzeug.exceptions.HTTPException) and hasattr(exception, 'response') and exception.response:
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return exception.response
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attach = self._serve_attachment()
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if attach:
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return attach
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if getattr(request, 'website_enabled', False) and request.website:
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values = dict(
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exception=exception,
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traceback=traceback.format_exc(exception),
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)
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if exception:
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code = getattr(exception, 'code', code)
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if isinstance(exception, ir_qweb.QWebException):
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values.update(qweb_exception=exception)
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if isinstance(exception.qweb.get('cause'), openerp.exceptions.AccessError):
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code = 403
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if code == 500:
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logger.error("500 Internal Server Error:\n\n%s", values['traceback'])
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if 'qweb_exception' in values:
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view = request.registry.get("ir.ui.view")
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views = view._views_get(request.cr, request.uid, exception.qweb['template'], request.context)
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to_reset = [v for v in views if v.model_data_id.noupdate is True]
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values['views'] = to_reset
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elif code == 403:
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logger.warn("403 Forbidden:\n\n%s", values['traceback'])
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values.update(
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status_message=werkzeug.http.HTTP_STATUS_CODES[code],
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status_code=code,
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)
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if not request.uid:
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self._auth_method_public()
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try:
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html = request.website._render('website.%s' % code, values)
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except Exception:
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html = request.website._render('website.http_error', values)
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return werkzeug.wrappers.Response(html, status=code, content_type='text/html;charset=utf-8')
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return super(ir_http, self)._handle_exception(exception)
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class ModelConverter(ir.ir_http.ModelConverter):
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def __init__(self, url_map, model=False, domain='[]'):
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super(ModelConverter, self).__init__(url_map, model)
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self.domain = domain
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self.regex = r'(?:[A-Za-z0-9-_]+?-)?(\d+)(?=$|/)'
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def to_url(self, value):
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return slug(value)
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def to_python(self, value):
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m = re.match(self.regex, value)
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_uid = RequestUID(value=value, match=m, converter=self)
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return request.registry[self.model].browse(
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request.cr, _uid, int(m.group(1)), context=request.context)
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def generate(self, cr, uid, query=None, args=None, context=None):
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for record in request.registry[self.model].name_search(
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cr, uid, name=query or '', args=eval( self.domain, (args or {}).copy()),
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context=context):
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yield {'loc': record}
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class PageConverter(werkzeug.routing.PathConverter):
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""" Only point of this converter is to bundle pages enumeration logic """
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def generate(self, cr, uid, query=None, args={}, context=None):
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View = request.registry['ir.ui.view']
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views = View.search_read(cr, uid, [['page', '=', True]],
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fields=['xml_id','priority','write_date'], order='name', context=context)
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for view in views:
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xid = view['xml_id'].startswith('website.') and view['xml_id'][8:] or view['xml_id']
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# the 'page/homepage' url is indexed as '/', avoid aving the same page referenced twice
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# when we will have an url mapping mechanism, replace this by a rule: page/homepage --> /
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if xid=='homepage': continue
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if query and query.lower() not in xid.lower():
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continue
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record = {'loc': xid}
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if view['priority'] <> 16:
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record['__priority'] = min(round(view['priority'] / 32.0,1), 1)
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if view['write_date']:
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record['__lastmod'] = view['write_date'][:10]
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yield record
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