From f065fca514daa2cab74ba22c22be646eb9044cb2 Mon Sep 17 00:00:00 2001
From: helmutm <helmutm@fd906abe-77d9-0310-91a1-e0d9ade77398>
Date: Mon, 13 Dec 2010 13:02:06 +0000
Subject: [PATCH] support links to media objects

git-svn-id: svn://svn.cy55.de/Zope3/src/cybertools/trunk@4104 fd906abe-77d9-0310-91a1-e0d9ade77398
---
 wiki/README.txt     | 18 ++++++++++++++++++
 wiki/base/link.py   |  2 --
 wiki/dcu/process.py | 28 +++++++++++++++++-----------
 3 files changed, 35 insertions(+), 13 deletions(-)

diff --git a/wiki/README.txt b/wiki/README.txt
index 7ea85d3..730c7bf 100644
--- a/wiki/README.txt
+++ b/wiki/README.txt
@@ -193,3 +193,21 @@ Embed media objects (images) in Wiki text
   <p><a class="reference"
         href="http://127.0.0.1/demo_wiki/start_page">Back to the Start Page</a></p>
 
+Link to media objects (files) in Wiki text
+------------------------------------------
+
+  >>> imagePage2 = wiki.createPage('with_image_link')
+  >>> imagePage2.text = '''
+  ... **A page with a link to an image**
+  ...
+  ... `Media Object #1 <media01.jpg>`_
+  ...
+  ... `Back to the Start Page <start_page>`_
+  ... '''
+
+  >>> print imagePage2.render(TestRequest())
+  <p><strong>A page with a link to an image</strong></p>
+  <p><a class="reference"
+        href="http://127.0.0.1/demo_wiki/.media/media01.jpg">Media Object #1</a></p>
+  <p><a class="reference"
+        href="http://127.0.0.1/demo_wiki/start_page">Back to the Start Page</a></p>
diff --git a/wiki/base/link.py b/wiki/base/link.py
index 1a2f727..59d247e 100644
--- a/wiki/base/link.py
+++ b/wiki/base/link.py
@@ -58,13 +58,11 @@ class LinkProcessor(object):
         for link in lm.query(source=self.source, name=self.targetName):
             #link = existing.next()
             if link.target is not None:
-                #target = manager.getObject(link.target)
                 target = self.getTarget(manager, wiki, link.target)
             else:
                 target = None
             break
         else:
-            #target = wiki.getPage(targetPageName)
             target = self.findTarget(manager, wiki, targetPageName)
             link = lm.createLink(name=self.targetName,
                                  source=self.source, target=target)
diff --git a/wiki/dcu/process.py b/wiki/dcu/process.py
index 1ddcbe1..89bb74a 100644
--- a/wiki/dcu/process.py
+++ b/wiki/dcu/process.py
@@ -49,6 +49,17 @@ class Reference(LinkProcessor):
     def targetName(self):
         return self.context.node['refuri']
 
+    def findTarget(self, manager, wiki, name):
+        target = wiki.getPage(name)
+        if target is None:
+            return self.findTargetMedia(manager, wiki, name)
+        return target
+
+    def findTargetMedia(self, manager, wiki, name):
+        mmName = wiki.getConfig('mediaManager')
+        mm = component.getAdapter(wiki, IMediaManager, name=mmName)
+        return mm.getObject(name)
+
     def setURI(self, uri):
         self.context.atts['href'] = uri
 
@@ -63,21 +74,16 @@ class Image(Reference):
 
     adapts(HTMLImageNode)
 
-    def findTarget(self, manager, wiki, text):
-        mmName = wiki.getConfig('mediaManager')
-        mm = component.getAdapter(wiki, IMediaManager, name=mmName)
-        return mm.getObject(text)
-
-    def getTarget(self, manager, wiki, uid):
-        return manager.getObject(uid)
-
-    def setURI(self, uri):
-        self.context.atts['src'] = uri
-
     @Lazy
     def targetName(self):
         return self.context.node['uri']
 
+    def findTarget(self, manager, wiki, name):
+        return self.findTargetMedia(manager, wiki, name)
+
+    def setURI(self, uri):
+        self.context.atts['src'] = uri
+
     def markPresentation(self, feature):
         pass