Author: rspivak
Date: Thu Nov 3 01:39:00 2005
New Revision: 28921
Added:
z3lab/cpsblog/trunk/comments.py (contents, props changed)
Modified:
z3lab/cpsblog/trunk/browser/blogentry.py
z3lab/cpsblog/trunk/browser/skin/blogentry.pt
z3lab/cpsblog/trunk/configure.zcml
z3lab/cpsblog/trunk/interfaces.py
Log:
Initial backend support for comments.
Modified: z3lab/cpsblog/trunk/browser/blogentry.py
==============================================================================
--- z3lab/cpsblog/trunk/browser/blogentry.py (original)
+++ z3lab/cpsblog/trunk/browser/blogentry.py Thu Nov 3 01:39:00 2005
@@ -6,7 +6,7 @@
from zope.app.dublincore.interfaces import IZopeDublinCore
from zope.app.pagetemplate import ViewPageTemplateFile
-from cpsblog.interfaces import IBlogEntry
+from cpsblog.interfaces import IBlogEntry, IComments
from cpsblog.browser.widgets import FCKEditorWidget
import zope.interface
@@ -60,3 +60,8 @@
# for d in absolute_url.breadcrumbs()[:-1]:
# result += "<a href='%(url)s'>%(name)s</a>/" % d
# return result
+
+ def getComments(self):
+ """Return comments."""
+ comments = IComments(self.context)
+ return comments
Modified: z3lab/cpsblog/trunk/browser/skin/blogentry.pt
==============================================================================
--- z3lab/cpsblog/trunk/browser/skin/blogentry.pt (original)
+++ z3lab/cpsblog/trunk/browser/skin/blogentry.pt Thu Nov 3 01:39:00 2005
@@ -12,6 +12,27 @@
<span tal:content="view/created" />
</div>
+ <div class="blog-entry">
+ <a name="comments">
+ </a>
+ <table width="100%" border="0" cellpadding="0" cellspacing="0">
+ <tr>
+ <td class="blog-footer">
+ <h3>
+ <span tal:replace="python: len(view.getComments())">
+ X
+ </span>
+ Comments:
+ </h3>
+ </td>
+ <td class="blog-footer" align="right">
+ <a href="#" tal:attributes="href string:./comments.html">
+ Post a Comment
+ </a>
+ </td>
+ </tr>
+ </table>
+ </div>
</div>
</html>
\ No newline at end of file
Added: z3lab/cpsblog/trunk/comments.py
==============================================================================
--- (empty file)
+++ z3lab/cpsblog/trunk/comments.py Thu Nov 3 01:39:00 2005
@@ -0,0 +1,201 @@
+# $Id$
+from persistent import Persistent
+from persistent.dict import PersistentDict
+
+from zope import interface
+from zope import event
+from zope import component
+
+from zope.app.file import File
+from zope.app.location import Location
+from zope.app.event.objectevent import ObjectCreatedEvent, ObjectModifiedEvent
+from zope.app.event.objectevent import Attributes, Sequence
+from zope.app.annotation.interfaces import IAnnotations
+
+from zope.cachedescriptors.property import Lazy
+
+from cpsblog.interfaces import IComment
+from cpsblog.interfaces import IComments, IAttributeAnnotatableComments
+
+
+COMMENTS_KEY = 'cpsblog.comments'
+
+class Comment(File):
+ interface.implements(IComment)
+
+
+class Comments(Location, Persistent):
+ interface.implements(IComments)
+
+ def __init__(self):
+ self.comments = PersistentDict()
+
+ def _get_next_key(self):
+ key = self.__dict__.get('_next_key', 0)
+ self.__dict__['_next_key'] = next_key = key + 1
+ return next_key
+
+ def keys(self):
+ "See zope.interface.common.mapping.IEnumerableMapping"
+ return self.comments.keys()
+
+ def __iter__(self):
+ "See zope.interface.common.mapping.IEnumerableMapping"
+ return self.comments.__iter__()
+
+ def values(self):
+ "See zope.interface.common.mapping.IEnumerableMapping"
+ return self.comments.values()
+
+ def items(self):
+ "See zope.interface.common.mapping.IEnumerableMapping"
+ return self.comments.items()
+
+ def __len__(self):
+ "See zope.interface.common.mapping.IEnumerableMapping"
+ return self.comments.__len__()
+
+ def get(self, key, default=None):
+ "See zope.interface.common.mapping.IReadMapping"
+ return self.comments.get(key, default)
+
+ def __contains__(self, key):
+ "See zope.interface.common.mapping.IReadMapping"
+ return key in self.comments
+
+ def __getitem__(self, key):
+ "See zope.interface.common.mapping.IItemMapping"
+ return self.comments[key]
+
+ def __delitem__(self, key):
+ "See cpsblog.interfaces.IDeleteComments"
+ del self.comments[key]
+
+ def addComment(self, data, contentType='text/plain'):
+ "See cpsblog.interfaces.IAddComments"
+ comment = Comment(data, contentType)
+ event.notify(ObjectCreatedEvent(comment))
+ key = self._get_next_key()
+ self.comments[key] = comment
+ return key
+
+ def editComment(self, key, data, contentType='text/plain'):
+ "See cpsblog.interfaces.IEditComments"
+ comment = self.comments[key]
+
+ changed = ()
+ if comment.data != data:
+ comment.data = data
+ changed += ('data', )
+
+ if comment.contentType != contentType:
+ comment.contentType = contentType
+ changed += ('contentType', )
+
+ if changed:
+ event.notify(ObjectModifiedEvent(comment,
+ Attributes(IComment, *changed)))
+ return chnaged
+
+
+class AnnotatableComments(Location):
+ component.adapts(IAttributeAnnotatableComments)
+ interface.implements(IComments)
+
+ def __init__(self, context):
+ self.context = context
+
+ def _get_comments(self):
+ _dict = self.__dict__
+ annotations = _dict.get('_annotations')
+ if annotations is None:
+ _dict['_annotations'] = annotations = IAnnotations(self.context)
+ return annotations.get(COMMENTS_KEY, None)
+
+ comments = Lazy(_get_comments)
+
+ def _clear_comments_attr(self):
+ try:
+ del self.comments
+ except AttributeError:
+ pass
+
+ def keys(self):
+ "See zope.interface.common.mapping.IEnumerableMapping"
+ if self.comments is not None:
+ return self.comments.keys()
+ else:
+ return []
+
+ def __iter__(self):
+ "See zope.interface.common.mapping.IEnumerableMapping"
+ if self.comments is not None:
+ return self.comments.__iter__()
+ else:
+ return __iter__([])
+
+ def values(self):
+ "See zope.interface.common.mapping.IEnumerableMapping"
+ if self.comments is not None:
+ return self.comments.values()
+ else:
+ return []
+
+ def items(self):
+ "See zope.interface.common.mapping.IEnumerableMapping"
+ if self.comments is not None:
+ return self.comments.items()
+ else:
+ return []
+
+ def __len__(self):
+ "See zope.interface.common.mapping.IEnumerableMapping"
+ if self.comments is not None:
+ return self.comments.__len__()
+ else:
+ return 0
+
+ def get(self, key, default=None):
+ "See zope.interface.common.mapping.IReadMapping"
+ if self.comments is not None:
+ return self.comments.get(key, default)
+ else:
+ return default
+
+ def __contains__(self, key):
+ "See zope.interface.common.mapping.IReadMapping"
+ if self.comments is not None:
+ return key in self.comments
+ else:
+ return False
+
+ def __getitem__(self, key):
+ "See zope.interface.common.mapping.IItemMapping"
+ return self.comments[key]
+
+ def __delitem__(self, key):
+ "See cpsblog.interfaces.IDeleteComments"
+ del self.comments[key]
+ self._clear_comments_attr()
+ event.notify(ObjectModifiedEvent(self.context, Attributes(IComments)))
+
+ def addComment(self, data, contentType='text/plain'):
+ "See cpsblog.interfaces.IAddComments"
+ if self.comments is None:
+ self.__dict__['_annotations'][COMMENTS_KEY] = Comments()
+ key = self.comments.addComment(data, contentType)
+ self._clear_comments_attr()
+ evt_obj = ObjectModifiedEvent(self.context, Sequence(IComments, key))
+ event.notify(evt_obj)
+ return key
+
+ def editComment(self, key, data, contentType='text/plain'):
+ "See cpsblog.interfaces.IEditComments"
+ if self.comments is not None:
+ changed = self.comments.editComment(key, data, contentType)
+ self._clear_comments_attr()
+ context = self.context
+ event.notify(ObjectModifiedEvent(context, Sequence(IComments,
key)))
+ return changed
+ else:
+ raise KeyError(key)
Modified: z3lab/cpsblog/trunk/configure.zcml
==============================================================================
--- z3lab/cpsblog/trunk/configure.zcml (original)
+++ z3lab/cpsblog/trunk/configure.zcml Thu Nov 3 01:39:00 2005
@@ -91,6 +91,9 @@
<implements
interface="zope.app.annotation.interfaces.IAttributeAnnotatable"
/>
+ <implements
+ interface="cpsblog.interfaces.IAttributeAnnotatableComments"
+ />
<factory
id="blogentry.BlogEntry"
description="Blog Entry"
@@ -155,6 +158,47 @@
/>
</content>
+
+ <!-- Comment -->
+ <content class=".comments.Comment">
+ <factory id="comment.interfaces.IComment" />
+ <implements
+ interface="zope.app.annotation.interfaces.IAttributeAnnotatable"
+ />
+ <require
+ permission="zope.Public"
+ interface=".interfaces.IComment"
+ />
+ <require
+ permission="zope.ManageContent"
+ set_schema=".interfaces.IComment"
+ />
+ </content>
+
+
+ <!-- Comments -->
+ <class class=".comments.AnnotatableComments">
+ <factory id="comment.interfaces.IComments" />
+ <require
+ permission="zope.Public"
+ interface=".interfaces.IReadComments"
+ />
+ <require
+ permission="zope.View"
+ interface=".interfaces.IDeleteComments"
+ />
+ <require
+ permission="zope.ManageContent"
+ set_schema=".interfaces.IComment"
+ />
+ </class>
+
+ <adapter
+ provides=".interfaces.IComments"
+ factory=".comments.AnnotatableComments"
+ trusted="True" />
+
+
<subscriber
for="zope.app.container.interfaces.IObjectAddedEvent"
handler=".blogportal.setupSiteManager"
Modified: z3lab/cpsblog/trunk/interfaces.py
==============================================================================
--- z3lab/cpsblog/trunk/interfaces.py (original)
+++ z3lab/cpsblog/trunk/interfaces.py Thu Nov 3 01:39:00 2005
@@ -1,6 +1,8 @@
# $Id$
from zope.interface import Interface, Attribute
from zope.schema import Text, TextLine, Field, Choice, List
+from zope.interface.common.mapping import IEnumerableMapping
+from zope.app.annotation.interfaces import IAttributeAnnotatable
from zope.app.container.constraints import ContainerTypesConstraint
from zope.app.container.constraints import ItemTypePrecondition
@@ -8,7 +10,7 @@
from zope.app.container.interfaces import IContained, IContainer
from zope.app.authentication.principalfolder import IInternalPrincipalContainer
-from zope.app.file.interfaces import IImage
+from zope.app.file.interfaces import IImage, IFile
class IBlogEntry(Interface):
"""Interface for blog entry objects."""
@@ -130,3 +132,37 @@
class IPortrait(IImage):
"""Holds portrait image of member."""
+
+
+# Comments
+
+class IComment(IFile):
+ """ """
+
+class IReadComments(IEnumerableMapping):
+ """Read comments from comments collection."""
+
+class IDeleteComments(Interface):
+ """Remove comment from comments collection."""
+ def __delitem__(key):
+ """ """
+
+class IAddComments(Interface):
+ def addComment(data, contentType='text/plain'):
+ """Add comment to collection.
+
+ Return key of newly added comment.
+ """
+
+class IEditComments(Interface):
+ def editComment(key, data, contentType='text/plain'):
+ """Edit comment from collection.
+
+ Return changed attributes.
+ """
+
+class IComments(IReadComments, IDeleteComments, IAddComments, IEditComments):
+ """Collection of comments."""
+
+class IAttributeAnnotatableComments(IAttributeAnnotatable):
+ """Marker interface"""
--
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