Issue 5333 - Allow cms to generate relative pages

cms/converters.py

Index: cms/converters.py
===================================================================
--- a/cms/converters.py
+++ b/cms/converters.py
@@ -19,6 +19,7 @@
 import HTMLParser
 import re
 import urlparse
+from posixpath import relpath
 
 import jinja2
 import markdown
@@ -298,6 +299,15 @@
         )
 
     def process_links(self, text):
+        def make_relative(base_url, target):
+            if not target.startswith('/'):
+                # Links to an external resource
+                return target
+            if base_url == target:

[Vasily Kuznetsov, 2018/11/06 12:45:17]

This special case should not be necessary if the algorithm is working right.

[rhowell, 2018/11/07 16:16:58]

Done.

+                target = target.split('/')
+                return target[-1]
+            return relpath(target, base_url)
+
         def process_link(match):
             pre, attr, url, post = match.groups()
             url = jinja2.Markup(url).unescape()
@@ -312,6 +322,10 @@
                     post += ' hreflang="{}"'\
                         .format(jinja2.Markup.escape(locale))
 
+            if self._params['relative']:
+                current_path = '/' + self._params['locale']
+                url = make_relative(current_path, url)
+
             return ''.join((pre, jinja2.Markup.escape(url), post))
 
         text = re.sub(r'(<a\s[^<>]*\b(href)=\")([^<>\"]+)(\")',
@@ -432,6 +446,7 @@
             'get_page_content': self.get_page_content,
             'get_pages_metadata': self.get_pages_metadata,
             'get_canonical_url': self.get_canonical_url,
+            'relative': self._params['relative'],
         }
 
         for dirname, dictionary in [('filters', filters),