73c33a108e
git-svn-id: svn://svn.cy55.de/Zope3/src/loops/trunk@1111 fd906abe-77d9-0310-91a1-e0d9ade77398
126 lines
4.3 KiB
Python
126 lines
4.3 KiB
Python
#
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# Copyright (c) 2006 Helmut Merz helmutm@cy55.de
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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"""
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View class for resource objects.
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$Id$
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"""
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from zope.cachedescriptors.property import Lazy
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from zope.app import zapi
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from zope.app.catalog.interfaces import ICatalog
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from zope.app.dublincore.interfaces import ICMFDublinCore
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from zope.proxy import removeAllProxies
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from zope.security import canAccess, canWrite
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from zope.security.proxy import removeSecurityProxy
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from loops.interfaces import IDocument, IMediaAsset
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from loops.browser.common import BaseView
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from loops.browser.concept import ConceptRelationView, ConceptConfigureView
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from loops.browser.node import NodeView
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renderingFactories = {
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'text/plain': 'zope.source.plaintext',
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'text/stx': 'zope.source.stx',
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'text/structured': 'zope.source.stx',
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'text/rest': 'zope.source.rest',
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'text/restructured': 'zope.source.rest',
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}
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class ResourceView(BaseView):
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def concepts(self):
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for r in self.context.getConceptRelations():
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yield ConceptRelationView(r, self.request)
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def clients(self):
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for node in self.context.getClients():
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yield NodeView(node, self.request)
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class ResourceConfigureView(ResourceView, ConceptConfigureView):
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def update(self):
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request = self.request
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action = request.get('action')
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if action is None:
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return True
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if action == 'create':
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self.createAndAssign()
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return True
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tokens = request.get('tokens', [])
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for token in tokens:
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parts = token.split(':')
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token = parts[0]
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if len(parts) > 1:
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relToken = parts[1]
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concept = self.loopsRoot.loopsTraverse(token)
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if action == 'assign':
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predicate = request.get('predicate') or None
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if predicate:
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predicate = removeSecurityProxy(
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self.loopsRoot.loopsTraverse(predicate))
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self.context.assignConcept(removeSecurityProxy(concept), predicate)
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elif action == 'remove':
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predicate = self.loopsRoot.loopsTraverse(relToken)
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self.context.deassignConcept(concept, [predicate])
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return True
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def search(self):
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request = self.request
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if request.get('action') != 'search':
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return []
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searchTerm = request.get('searchTerm', None)
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searchType = request.get('searchType', None)
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result = []
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if searchTerm or searchType != 'none':
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criteria = {}
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if searchTerm:
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criteria['loops_title'] = searchTerm
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if searchType:
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if searchType.endswith('*'):
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start = searchType[:-1]
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end = start + '\x7f'
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else:
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start = end = searchType
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criteria['loops_type'] = (start, end)
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cat = zapi.getUtility(ICatalog)
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result = cat.searchResults(**criteria)
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else:
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result = self.loopsRoot.getConceptManager().values()
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if searchType == 'none':
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result = [r for r in result if r.conceptType is None]
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return self.viewIterator(result)
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class DocumentView(ResourceView):
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def render(self):
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""" Return the rendered content (data) of the context object.
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"""
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text = self.context.data
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typeKey = renderingFactories.get(self.context.contentType, None)
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if typeKey is None:
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return text
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source = zapi.createObject(typeKey, text)
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view = zapi.getMultiAdapter((removeAllProxies(source), self.request))
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return view.render()
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