--- a/ckanext/example/plugin.py
+++ b/ckanext/example/plugin.py
@@ -1,6 +1,8 @@
import os
from logging import getLogger
+from pylons import request
+from genshi.input import HTML
from genshi.filters.transform import Transformer
from ckan.plugins import implements, SingletonPlugin
@@ -21,9 +23,11 @@
found in the ``ini``-file. Here we use it to specify the site
title, and to tell CKAN to look in this package for templates
and resources that customise the core look and feel.
+
- ``IGenshiStreamFilter`` allows us to filter and transform the
HTML stream just before it is rendered. In this case we use
it to rename "frob" to "foobar"
+
- ``IRoutes`` allows us to add new URLs, or override existing
URLs. In this example we use it to override the default
``/register`` behaviour with a custom controller
@@ -68,9 +72,26 @@
This example filter renames 'frob' to 'foobar' (this string is
found in the custom ``home/index.html`` template provided as
part of the package).
+
+ It also adds the chosen JQuery plugin to the page if viewing the
+ dataset edit page (provides a better UX for working with tags with vocabularies)
"""
stream = stream | Transformer('//p[@id="examplething"]/text()')\
.substitute(r'frob', r'foobar')
+
+ routes = request.environ.get('pylons.routes_dict')
+ if routes.get('controller') == 'package' \
+ and routes.get('action') == 'edit':
+ stream = stream | Transformer('head').append(HTML(
+ ''
+ ))
+ stream = stream | Transformer('body').append(HTML(
+ '''
+ '
+
+ '''
+ ))
+
return stream
def before_map(self, map):