fix for php 5.2

admin/editor-js.php

@@ -64,7 +64,9 @@ $(document).ready(function () {
         span = '<span class="diff" />',
         cache = {};
 
-    Markdown.Extra.init(converter);
+    Markdown.Extra.init(converter, {
+        'extensions' : ["tables", "fenced_code_gfm", "def_list", "attr_list", "footnotes", "strikethrough", "newlines"]
+    });
 
     // 自动跟随
     converter.hooks.chain('postConversion', function (html) {

admin/js/typecho.js

@@ -168,32 +168,6 @@
     };
 })($);
 
-(function () { 
-
-    Typecho.Markdown = function () {
-        this.hooks = new Markdown.HookCollection();
-        this.hooks.addNoop('postConversion');
-        this.lastIt = null;
-    };
-
-    Typecho.Markdown.prototype.makeHtml = function (text, preview) {
-        var self = this;
-
-        if (this.lastIt) {
-            clearTimeout(this.lastIt);
-            this.lastIt = null;
-        }
-
-        this.lastIt = setTimeout(function () {
-            html = MarkdownText(text);
-            preview(self.hooks.postConversion(html));
-        }, 500);
-
-        return false;
-    };
-
-})();
-
 
 /**
  * TableDnD plug-in for JQuery, allows you to drag and drop table rows

var/ParsedownExtra.php

@@ -1755,6 +1755,10 @@ class ParsedownExtra extends Parsedown
         return $text;
     }
 
+    protected function sortFootnotes($A, $B) {
+        return $A['number'] - $B['number'];
+    }
+
     #
     # ~
     #
@@ -1777,9 +1781,7 @@ class ParsedownExtra extends Parsedown
             ),
         );
 
-        usort($this->Definitions['Footnote'], function($A, $B) {
-            return $A['number'] - $B['number'];
-        });
+        usort($this->Definitions['Footnote'], array($this, 'sortFootnotes'));
 
         foreach ($this->Definitions['Footnote'] as $name => $Data)
         {