Local fallback for jquery #46

Author: azerupi

book-example/src/misc/contributors.md

@@ -0,0 +1 @@
+# Contributors

src/renderer/html_handlebars/hbs_renderer.rs

@@ -156,6 +156,10 @@ impl Renderer for HtmlHandlebars {
         let mut css_file = try!(File::create(book.get_dest().join("book.css")));
         try!(css_file.write_all(&theme.css));
 
+        // JQuery
+        let mut jquery = try!(File::create(book.get_dest().join("jquery.js")));
+        try!(jquery.write_all(&theme.jquery));
+
         // syntax highlighting
         let mut highlight_css = try!(File::create(book.get_dest().join("highlight.css")));
         try!(highlight_css.write_all(&theme.highlight_css));

src/theme/index.hbs

@@ -71,7 +71,14 @@
 
         </div>
 
+        <!-- Fetch JQuery from CDN but have a local fallback -->
         <script src="http://code.jquery.com/jquery-2.1.4.min.js"></script>
+        <script>
+            if (typeof jQuery == 'undefined') {
+                document.write(unescape("%3Cscript src='jquery.js'%3E%3C/script%3E"));
+            }
+        </script>
+
         <script src="highlight.js"></script>
         <script src="book.js"></script>
     </body>

src/theme/jquery-2.1.4.min.js

@@ -9,6 +9,7 @@ pub static CSS: &'static [u8] = include_bytes!("book.css");
 pub static JS: &'static [u8] = include_bytes!("book.js");
 pub static HIGHLIGHT_JS: &'static [u8] = include_bytes!("highlight.js");
 pub static HIGHLIGHT_CSS: &'static [u8] = include_bytes!("highlight.css");
+pub static JQUERY: &'static [u8] = include_bytes!("jquery-2.1.4.min.js");
 
 /// The `Theme` struct should be used instead of the static variables because the `new()` method
 /// will look if the user has a theme directory in his source folder and use the users theme instead
@@ -22,6 +23,7 @@ pub struct Theme {
     pub js: Vec<u8>,
     pub highlight_css: Vec<u8>,
     pub highlight_js: Vec<u8>,
+    pub jquery: Vec<u8>,
 }
 
 impl Theme {
@@ -34,6 +36,7 @@ impl Theme {
             js: JS.to_owned(),
             highlight_css: HIGHLIGHT_CSS.to_owned(),
             highlight_js: HIGHLIGHT_JS.to_owned(),
+            jquery: JQUERY.to_owned(),
         };
 
         // Check if the given path exists