From 56987af3987f40ac77e70cd39ebbdac3702c1ce2 Mon Sep 17 00:00:00 2001
From: Dimitri van Heesch <dimitri@stack.nl>
Date: Thu, 1 Jan 2015 10:13:04 +0100
Subject: Add mathjax support to template & context.

---
 src/config.l                |  6 ++++++
 src/context.cpp             | 13 +++++++++++++
 src/htmlgen.cpp             |  6 +-----
 src/template.cpp            | 20 ++++++++++++++++++++
 templates/html/htmlbase.tpl | 15 +++++++--------
 5 files changed, 47 insertions(+), 13 deletions(-)

diff --git a/src/config.l b/src/config.l
index 1bbe320..b158e5c 100644
--- a/src/config.l
+++ b/src/config.l
@@ -1198,6 +1198,12 @@ void Config::check()
         exit(1);
       }
     }
+    QCString &path = Config_getString("MATHJAX_RELPATH");
+    if (!path.isEmpty() && path.at(path.length()-1)!='/')
+    {
+      path+="/";
+    }
+
   }
 
   // Test to see if LaTeX header is valid
diff --git a/src/context.cpp b/src/context.cpp
index 17229f7..f7e6ae2 100644
--- a/src/context.cpp
+++ b/src/context.cpp
@@ -370,13 +370,26 @@ class DoxygenContext::Private : public PropertyMapper
     {
       return TemplateVariant(dateToString(TRUE));
     }
+    TemplateVariant maxJaxCodeFile() const
+    {
+      return m_cache.maxJaxCodeFile;
+    }
     Private()
     {
       //%% string version
       addProperty("version",this,&Private::version); //makeProperty(this,&Private::version));
       //%% string date
       addProperty("date",   this,&Private::date);
+      //%% string
+      addProperty("mathJaxCodeFile", this,&Private::maxJaxCodeFile);
     }
+  private:
+    struct Cachable
+    {
+      Cachable() { maxJaxCodeFile=fileToString(Config_getString("MATHJAX_CODEFILE")); }
+      QCString maxJaxCodeFile;
+    };
+    mutable Cachable m_cache;
 };
 //%% }
 
diff --git a/src/htmlgen.cpp b/src/htmlgen.cpp
index e6431e8..7908393 100644
--- a/src/htmlgen.cpp
+++ b/src/htmlgen.cpp
@@ -333,10 +333,6 @@ static QCString substituteHtmlKeywords(const QCString &s,
   if (mathJax)
   {
     QCString path = Config_getString("MATHJAX_RELPATH");  
-    if (!path.isEmpty() && path.at(path.length()-1)!='/')  
-    {   
-      path+="/";   
-    }   
     if (path.isEmpty() || path.left(2)=="..") // relative path  
     {  
       path.prepend(relPath);   
@@ -364,7 +360,7 @@ static QCString substituteHtmlKeywords(const QCString &s,
       mathJaxJs += "\n";
     }
     mathJaxJs += "</script>";
-    mathJaxJs += "<script src=\"" + path + "MathJax.js\"></script>\n";
+    mathJaxJs += "<script type=\"text/javascript\" src=\"" + path + "MathJax.js\"></script>\n";
   }
 
   // first substitute generic keywords
diff --git a/src/template.cpp b/src/template.cpp
index ce9493b..e81ed17 100644
--- a/src/template.cpp
+++ b/src/template.cpp
@@ -1116,6 +1116,25 @@ class FilterGroupBy
 
 //--------------------------------------------------------------------
 
+/** @brief The implementation of the "relative" filter */
+class FilterRelative
+{
+  public:
+    static TemplateVariant apply(const TemplateVariant &v,const TemplateVariant &)
+    {
+      if (v.isValid() && v.type()==TemplateVariant::String && v.toString().left(2)=="..")
+      {
+        return TRUE;
+      }
+      else
+      {
+        return FALSE;
+      }
+    }
+};
+
+//--------------------------------------------------------------------
+
 /** @brief The implementation of the "paginate" filter */
 class FilterPaginate
 {
@@ -1416,6 +1435,7 @@ static TemplateFilterFactory::AutoRegister<FilterFlatten>     fFlatten("flatten"
 static TemplateFilterFactory::AutoRegister<FilterDefault>     fDefault("default");
 static TemplateFilterFactory::AutoRegister<FilterPrepend>     fPrepend("prepend");
 static TemplateFilterFactory::AutoRegister<FilterGroupBy>     fGroupBy("groupBy");
+static TemplateFilterFactory::AutoRegister<FilterRelative>    fRelative("relative");
 static TemplateFilterFactory::AutoRegister<FilterListSort>    fListSort("listsort");
 static TemplateFilterFactory::AutoRegister<FilterPaginate>    fPaginate("paginate");
 static TemplateFilterFactory::AutoRegister<FilterStripPath>   fStripPath("stripPath");
diff --git a/templates/html/htmlbase.tpl b/templates/html/htmlbase.tpl
index 2191186..5ee7f3e 100644
--- a/templates/html/htmlbase.tpl
+++ b/templates/html/htmlbase.tpl
@@ -41,13 +41,13 @@
 {% if config.USE_MATHJAX %}
 <script type="text/x-mathjax-config">
   MathJax.Hub.Config({
-    extensions: ["tex2jax.js"],  {# TODO: support MATHJAX_EXTENSIONS #}
-    jax: ["input/TeX","output/{{ config.MATHJAX_FORMAT }}"],
+    extensions: ["tex2jax.js"{% for ext in config.MATHJAX_EXTENSIONS %}, "{{ ext }}"{% endfor %}],
+    jax: ["input/TeX","output/{{ config.MATHJAX_FORMAT|default:'HTML-CSS' }}"],
 });
-{# TODO: support MATHJAX_CODEFILE #}
+{{ doxygen.mathJaxCodeFile }}
 </script>
-<script src="http://cdn.mathjax.org/mathjax/latest/MathJax.js"></script>
-{% endif %}
+<script type="text/javascript" src="{{ config.MATHJAX_RELPATH }}{% if config.MATHJAX_RELPATH|relative %}{{ page.relPath }}{% endif %}MathJax.js"></script>
+{% endif %}{# MathJax #}
 <link href="{{ page.relPath }}{{ config.HTML_STYLESHEET|default:'doxygen.css' }}" rel="stylesheet" type="text/css" />
 {% if config.HTML_EXTRA_STYLESHEET %}
 <link href="{{ page.relPath }}{{ config.HTML_EXTRA_STYLESHEET }}" rel="stylesheet" type="text/css" />
@@ -120,7 +120,7 @@
 <!-- end header part -->
 <!-- Generated by Doxygen {{ doxygen.version }} -->
 {% block search %}
-{% if config.SEARCHENGINE %}{# TODO: can't we move this to the header? #}
+{% if config.SEARCHENGINE %}
 <script type="text/javascript">
 var searchBox = new SearchBox("searchBox", "{{ page.relPath }}search",false,'{{ tr.search }}');
 </script>
@@ -163,14 +163,13 @@ $(document).ready(function(){initNavTree('{{ page.fileName }}{% if page_postfix
 <div id="MSearchSelectWindow" onmouseover="return searchBox.OnSearchSelectShow()"
      onmouseout="return searchBox.OnSearchSelectHide()"
      onkeydown="return searchBox.OnSearchSelectKey(event)">
-{# TODO: get search categories dynamically, since we don't know them here #}
 </div>
-{% endif %}
 <!-- iframe showing the search results (closed by default) -->
 <div id="MSearchResultsWindow">
 <iframe src="javascript:void(0)" frameborder="0" name="MSearchResults" id="MSearchResults">
 </iframe>
 </div>
+{% endif %}
 {% endblock %}
 
 <div class="header">
-- 
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