Fixed to not apply absolute prefix for relative urls starting with '#'.

docs/HISTORY.txt

@@ -1,6 +1,9 @@
 History
 =======
 
+* Fixed to not apply absolute prefix for relative urls starting with '#'.
+  [datakurre]
+
 0.3 - 2010-05-29
 ----------------
 

lib/diazo/rules.py

@@ -31,6 +31,13 @@
 apply_rules      = pkg_xsl('apply-rules.xsl')
 fixup_themes     = pkg_xsl('fixup-themes.xsl')
 
+def anchor_safe_urljoin(base, url):
+    """Join the base with the url only when the url doesn't start with '#'"""
+    if url.startswith('#'):
+        return url
+    else:
+        return urljoin(base, url)
+
 def add_identifiers(rules_doc):
     """Add identifiers to the rules for debugging"""
     for i, elem in enumerate(rules_doc.xpath(
@@ -103,7 +110,7 @@ def apply_absolute_prefix(theme_doc, absolute_prefix):
         url = urljoin(absolute_prefix, node.get('src'))
         node.set('src', url)
     for node in theme_doc.xpath('//*[@href]'):
-        url = urljoin(absolute_prefix, node.get('href'))
+        url = anchor_safe_urljoin(absolute_prefix, node.get('href'))
         node.set('href', url)
     for node in theme_doc.xpath('//style'):
         node.text = IMPORT_STYLESHEET.sub(

lib/diazo/tests/absolute-prefix/output.html

@@ -34,5 +34,6 @@
     <input type="submit" src="/foo.jpg" />
     <input type="submit" src="http://site.com/foo.jpg" />
     <a href="/abs/foo.html">Link</a>
+    <a href="#foo">Anchor</a>
   </body>
 </html>

lib/diazo/tests/absolute-prefix/theme.html

@@ -34,5 +34,6 @@
     <input type="submit" src="/foo.jpg" />
     <input type="submit" src="http://site.com/foo.jpg" />
     <a href="foo.html">Link</a>
+    <a href="#foo">Anchor</a>
   </body>
 </html>