permalinks

[mdref/mdref] / public / index.js

diff --git a/public/index.js b/public/index.js
index 4878936a383649981948a0b3645b81534c10b3f3..8d6c506bd533a71ff70ed92b0e33f0c32f07b2bc 100644 (file)
--- a/public/index.js
+++ b/public/index.js
@@ -129,7 +129,7 @@ $(function() {
 
                        $n.text().split(/([^a-zA-Z0-9_\\\$:]+)/).forEach(function(v) {
                                var t;
-                               
+
                                if ((t = mdref.type(v.replace(/:$/, ""), nn))) {
                                        a.push($(t).text(v));
                                } else if (a.length && a[a.length-1].nodeName === "#text") {
@@ -147,6 +147,28 @@ $(function() {
                walk: function walk(i, e) {
                        // mdref.log("walk", i, e);
 
+                       switch (e.nodeName) {
+                       case "H1":
+                       case "H2":
+                       case "H3":
+                       case "H4":
+                       case "H5":
+                       case "H6":
+                               if (e.id.length) {
+                                       var href = document.location.pathname;
+                                       var perm = $("<a class=\"permalink\" href=\""+href+"#\">#</a>");
+                                       if (e.nodeName === "H1") {
+                                               perm.prependTo(e);
+                                       } else {
+                                               perm.attr("href", function(i, href) {
+                                                       return href + e.id;
+                                               });
+                                               perm.appendTo(e);
+                                       }
+                               }
+                               break;
+                       }
+
                        $.each($.makeArray(e.childNodes), function(i, n) {
                                switch (n.nodeName) {
                                case "A":
@@ -178,29 +200,34 @@ $(function() {
                },
                hashchange: function hashchange() {
                        if (location.hash.length > 1) {
-                               var hash = location.hash.substring(1);
-                               var name = mdref.is_variable(hash) ? ".var" : ".constant";
-                               var scrolled = false;
+                               var e;
+                               if ((e = document.getElementById(location.hash.substring(1)))) {
+                                       mdref.blink(e);
+                               } else {
+                                       var hash = location.hash.substring(1);
+                                       var name = mdref.is_variable(hash) ? ".var" : ".constant";
+                                       var scrolled = false;
 
-                               $(name).each(hash.substring(hash.length-1) === "_" ? function(i, c) {
-                                       if (c.textContent.substring(0, hash.length) === hash) {
-                                               if (!scrolled) {
+                                       $(name).each(hash.substring(hash.length-1) === "_" ? function(i, c) {
+                                               if (c.textContent.substring(0, hash.length) === hash) {
+                                                       if (!scrolled) {
+                                                               $(window).scrollTop($(c).offset().top - 100);
+                                                               scrolled = true;
+                                                       }
+                                                       mdref.blink(c);
+                                               }
+                                       } : function(i, c) {
+                                               if (c.textContent === hash) {
                                                        $(window).scrollTop($(c).offset().top - 100);
-                                                       scrolled = true;
+                                                       mdref.blink(c);
+                                                       return false;
                                                }
-                                               mdref.blink(c);
-                                       }
-                               } : function(i, c) {
-                                       if (c.textContent === hash) {
-                                               $(window).scrollTop($(c).offset().top - 100);
-                                               mdref.blink(c);
-                                               return false;
-                                       }
-                               });
+                                       });
+                               }
                        }
                }
        };
-       
+
        $("h1,h2,h3,h4,h5,h6,p,li,code,td").each(mdref.walk);
        $(window).on("hashchange", mdref.hashchange);
        mdref.hashchange();