first import book

book/modules/luther/sphinx/disqus/disqus.py

@@ -0,0 +1,115 @@
+# Copyright (C) 2011  Bradley N. Miller
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+__author__ = 'isaacdontjelindell'
+
+from docutils import nodes
+from docutils.parsers.rst import directives
+from docutils.parsers.rst import Directive
+
+
+DISQUS_BOX = """\
+<script type="text/javascript">
+    function %(identifier)s_disqus(source) { 
+        if (window.DISQUS) {
+
+            $('#disqus_thread').insertAfter(source); //put the DIV for the Disqus box after the link
+
+            //if Disqus exists, call it's reset method with new parameters
+            DISQUS.reset({
+                reload: true,
+                config: function () {
+                    this.page.identifier = '%(identifier)s_' + eBookConfig.course;
+                    this.page.url = 'http://%(identifier)s_'+eBookConfig.course+'.interactivepython.com/#!';
+                }
+            });
+
+        } else {
+            //insert a wrapper in HTML after the relevant "show comments" link
+            $('<div id="disqus_thread"></div>').insertAfter(source);
+
+            // set Disqus required vars
+            disqus_shortname = '%(shortname)s';    
+            disqus_identifier = '%(identifier)s_' + eBookConfig.course;
+            disqus_url = 'http://%(identifier)s_'+eBookConfig.course+'.interactivepython.com/#!';
+
+            //append the Disqus embed script to HTML
+            var dsq = document.createElement('script'); dsq.type = 'text/javascript'; dsq.async = true;
+            dsq.src = 'http://' + disqus_shortname + '.disqus.com/embed.js';
+            $('head').append(dsq);
+
+        }
+    }
+</script>
+"""
+
+DISQUS_LINK = """
+<a href="#disqus_thread" class='disqus_thread_link' data-disqus-identifier="%(identifier)s" onclick="%(identifier)s_disqus(this);">Show Comments</a>
+<script type='text/javascript'>
+    $("a[data-disqus-identifier='%(identifier)s']").attr('data-disqus-identifier', '%(identifier)s_' + eBookConfig.course);
+</script>
+"""
+
+
+def setup(app):
+    app.add_directive('disqus', DisqusDirective)
+    
+    app.add_node(DisqusNode, html=(visit_disqus_node, depart_disqus_node))
+    app.connect('doctree-resolved' ,process_disqus_nodes)
+    app.connect('env-purge-doc', purge_disqus_nodes)
+
+class DisqusNode(nodes.General, nodes.Element):
+    def __init__(self,content):
+        super(DisqusNode,self).__init__()
+        self.disqus_components = content
+
+
+def visit_disqus_node(self, node):
+    res = DISQUS_BOX   
+    res += DISQUS_LINK
+
+    res = res % node.disqus_components
+
+    self.body.append(res)
+
+def depart_disqus_node(self,node):
+    pass
+
+def process_disqus_nodes(app, env, docname):
+    pass
+
+def purge_disqus_nodes(app, env, docname):
+    pass
+
+
+class DisqusDirective(Directive):
+    required_arguments = 0
+    optional_arguments = 0
+    final_argument_whitespace = True
+    has_content = False
+    option_spec = {'shortname':directives.unchanged_required,
+                   'identifier':directives.unchanged_required
+                  }
+
+
+    def run(self):
+        """
+        generate html to include Disqus box.
+        :param self:
+        :return:
+        """
+
+        return [DisqusNode(self.options)]
+