Adds etherpad.js plugin library for #39!

js/etherpad.js

@@ -0,0 +1,113 @@
+(function( $ ){
+
+  $.fn.pad = function( options ) {
+    var settings = {
+      'host'              : 'http://beta.etherpad.org',
+      'baseUrl'           : '/p/',
+      'showControls'      : false,
+      'showChat'          : false,
+      'showLineNumbers'   : false,
+      'userName'          : 'unnamed',
+      'lang'              : '',
+      'useMonospaceFont'  : false,
+      'noColors'          : false,
+      'userColor'         : false,
+      'hideQRCode'        : false,
+      'alwaysShowChat'    : false,
+      'width'             : 100,
+      'height'            : 100,
+      'border'            : 0,
+      'borderStyle'       : 'solid',
+      'toggleTextOn'      : 'Disable Rich-text',
+      'toggleTextOff'     : 'Enable Rich-text',
+      'plugins'           : {},
+      'rtl'               : false
+    };
+    
+    var $self = this;
+    if (!$self.length) return;
+    if (!$self.attr('id')) throw new Error('No "id" attribute');
+    
+    var useValue = $self[0].tagName.toLowerCase() == 'textarea';
+    var selfId = $self.attr('id');
+    var epframeId = 'epframe'+ selfId;
+    // This writes a new frame if required
+    if ( !options.getContents ) {
+      if ( options ) {
+        $.extend( settings, options );
+      }
+      
+      var pluginParams = '';
+      for(var option in settings.plugins) {
+        pluginParams += '&' + option + '=' + settings.plugins[option]
+      }
+
+      var iFrameLink = '<iframe id="'+epframeId;
+          iFrameLink = iFrameLink +'" name="' + epframeId;
+          iFrameLink = iFrameLink +'" src="' + settings.host+settings.baseUrl+settings.padId;
+          iFrameLink = iFrameLink + '?showControls=' + settings.showControls;
+          iFrameLink = iFrameLink + '&showChat=' + settings.showChat;
+          iFrameLink = iFrameLink + '&showLineNumbers=' + settings.showLineNumbers;
+          iFrameLink = iFrameLink + '&useMonospaceFont=' + settings.useMonospaceFont;
+          iFrameLink = iFrameLink + '&userName=' + settings.userName;
+          if (settings.lang) {
+            iFrameLink = iFrameLink + '&lang=' + settings.lang;
+          }
+          iFrameLink = iFrameLink + '&noColors=' + settings.noColors;
+          iFrameLink = iFrameLink + '&userColor=' + settings.userColor;
+          iFrameLink = iFrameLink + '&hideQRCode=' + settings.hideQRCode;
+          iFrameLink = iFrameLink + '&alwaysShowChat=' + settings.alwaysShowChat;
+          iFrameLink = iFrameLink + '&rtl=' + settings.rtl;
+          iFrameLink = iFrameLink + pluginParams;
+          iFrameLink = iFrameLink +'" style="border:' + settings.border;
+          iFrameLink = iFrameLink +'; border-style:' + settings.borderStyle;
+          iFrameLink = iFrameLink +';" width="' + '100%';//settings.width;
+          iFrameLink = iFrameLink +'" height="' + settings.height; 
+          iFrameLink = iFrameLink +'"></iframe>';
+      
+      
+      var $iFrameLink = $(iFrameLink);
+      
+      if (useValue) {
+        var $toggleLink = $('<a href="#'+ selfId +'">'+ settings.toggleTextOn +'</a>').click(function(){
+          var $this = $(this);
+          $this.toggleClass('active');
+          if ($this.hasClass('active')) $this.text(settings.toggleTextOff);
+          $self.pad({getContents: true});
+          return false;
+        });
+        $self
+          .hide()
+          .after($toggleLink)
+          .after($iFrameLink)
+        ;
+      }
+      else {      
+        $self.html(iFrameLink);
+      }
+    }
+
+    // This reads the etherpad contents if required
+    else {
+      var frameUrl = $('#'+ epframeId).attr('src').split('?')[0];
+      var contentsUrl = frameUrl + "/export/html";
+      var target = $('#'+ options.getContents);
+
+      // perform an ajax call on contentsUrl and write it to the parent
+      $.get(contentsUrl, function(data) {
+        
+        if (target.is(':input')) {
+          target.val(data).show();
+        }
+        else {
+          target.html(data);
+        }
+        
+        $('#'+ epframeId).remove();
+      });
+    }
+    
+    
+    return $self;
+  };
+})( jQuery );