# HG changeset patch
# User Ludovic Chabant <ludovic@chabant.com>
# Date 1465010518 25200
# Node ID 7705b3d981cad70ac83eed5aaaee1ac77e90ad75
# Parent  9231172e3d81e1270a4dc8ccce7f570c5e2dd1ba
templating: Make the 'categories' taxonomy use a 'pccaturl' function again.

diff -r 9231172e3d81 -r 7705b3d981ca piecrust/__init__.py
--- a/piecrust/__init__.py	Thu Jun 02 20:26:51 2016 -0700
+++ b/piecrust/__init__.py	Fri Jun 03 20:21:58 2016 -0700
@@ -18,7 +18,7 @@
 
 PIECRUST_URL = 'https://bolt80.com/piecrust/'
 
-CACHE_VERSION = 26
+CACHE_VERSION = 27
 
 try:
     from piecrust.__version__ import APP_VERSION
diff -r 9231172e3d81 -r 7705b3d981ca piecrust/appconfig.py
--- a/piecrust/appconfig.py	Thu Jun 02 20:26:51 2016 -0700
+++ b/piecrust/appconfig.py	Fri Jun 03 20:21:58 2016 -0700
@@ -14,7 +14,8 @@
 from piecrust.cache import NullCache
 from piecrust.configuration import (
         Configuration, ConfigurationError, ConfigurationLoader,
-        try_get_dict_value, set_dict_value, merge_dicts, visit_dict)
+        try_get_dict_value, try_get_dict_values,
+        set_dict_value, merge_dicts, visit_dict)
 from piecrust.sources.base import REALM_USER, REALM_THEME
 
 
@@ -373,7 +374,8 @@
                         'term': 'tag'
                         }),
                     ('categories', {
-                        'term': 'category'
+                        'term': 'category',
+                        'func_name': 'pccaturl'
                         })
                     ])
                 })
@@ -502,18 +504,20 @@
 
         # Route.
         tax_url_cfg_name = '%s_url' % term
-        tax_url = blog_cfg.get(tax_url_cfg_name,
-                               try_get_dict_value(
-                                   user_overrides,
-                                   'site/%s' % tax_url_cfg_name,
-                                   values['site'].get(
-                                       tax_url_cfg_name,
-                                       '%s/%%%s%%' % (term, term))))
+        tax_url = try_get_dict_values(
+                (blog_cfg, tax_url_cfg_name),
+                (user_overrides, 'site/%s' % tax_url_cfg_name),
+                (values, 'site/%s' % tax_url_cfg_name),
+                default=('%s/%%%s%%' % (term, term)))
         tax_url = '/' + url_prefix + tax_url.lstrip('/')
         term_arg = term
         if tax_cfg.get('multiple') is True:
             term_arg = '+' + term
-        tax_func = '%s%surl(%s)' % (tpl_func_prefix, term, term_arg)
+        tax_func_name = try_get_dict_values(
+                (user_overrides, 'site/taxonomies/%s/func_name' % tax_name),
+                (values, 'site/taxonomies/%s/func_name' % tax_name),
+                default=('%s%surl' % (tpl_func_prefix, term)))
+        tax_func = '%s(%s)' % (tax_func_name, term_arg)
         tax_route = collections.OrderedDict({
             'url': tax_url,
             'generator': tax_gen_name,
diff -r 9231172e3d81 -r 7705b3d981ca piecrust/configuration.py
--- a/piecrust/configuration.py	Thu Jun 02 20:26:51 2016 -0700
+++ b/piecrust/configuration.py	Fri Jun 03 20:21:58 2016 -0700
@@ -131,6 +131,15 @@
         return default
 
 
+def try_get_dict_values(*args, default=None):
+    for d, key in args:
+        try:
+            return get_dict_value(d, key)
+        except KeyError:
+            continue
+    return default
+
+
 def set_dict_value(d, key, value):
     bits = key.split('/')
     bitslen = len(bits)
diff -r 9231172e3d81 -r 7705b3d981ca tests/bakes/test_simple_categories.yaml
--- a/tests/bakes/test_simple_categories.yaml	Thu Jun 02 20:26:51 2016 -0700
+++ b/tests/bakes/test_simple_categories.yaml	Fri Jun 03 20:21:58 2016 -0700
@@ -23,6 +23,7 @@
       {% for p in pagination.posts -%}
       {{p.title}}
       {% endfor %}
+    pages/link.md: 'Link: {{pccaturl("bar")}}'
     pages/_index.md: ''
 out:
     index.html: ''
@@ -34,6 +35,7 @@
                 post02.html: ''
             '03':
                 post03.html: ''
+    link.html: 'Link: /cat/bar.html'
     cat:
         foo.html: |
           Pages in foo