silverstripe-cms/javascript/CommentTableField.js

/**
 * File: CommentTableField.js
 */

/**
 * Class: CommentTableField
 */
CommentTableField = Class.create();
CommentTableField.prototype = {
	
	/**
	 * Constructor: initialize
	 */
	initialize: function() {
		var rules = {};
		
		rules['#'+this.id+' table.data a.spamlink'] = {
			onclick: this.removeRowAfterAjax.bind(this)
		};
		
		rules['#'+this.id+' table.data a.approvelink'] = {
			onclick: this.removeRowAfterAjax.bind(this)
		};
		
		rules['#'+this.id+' table.data a.hamlink'] = {
			onclick: this.removeRowAfterAjax.bind(this)
		};
		rules['#Form_EditForm div.CommentFilter input'] = {
				onkeypress : this.prepareSearch.bind(this)
		};
		
		rules['#Form_EditForm'] = {
			changeDetection_fieldsToIgnore : {
				'ctf[start]' : true,
				'ctf[ID]' : true,
				'CommentFilterButton' : true,
				'CommentFieldName' : true,
				'Name' : true,
				'Comment' : true,
				'Comments[]' : true,
				'Page' : true,
				'CommentSearch' : true
			}
		}
		
		Behaviour.register(rules);
	},
	
	/**
	 * Function: removeRowAfterAjax
	 */
	removeRowAfterAjax: function(e) {
		var img = Event.element(e);
		var link = Event.findElement(e,"a");
		var row = Event.findElement(e,"tr");
		
		img.setAttribute("src",'cms/images/network-save.gif'); // TODO doesn't work in Firefox1.5+
		jQuery.ajax({
			'url': link.getAttribute("href")
			'method': 'post', 
			'data': 'forceajax=1',
			'success': function(){
				Effect.Fade(row);
			},
			'error': function(response) {errorMessage('Server Error', response);}
		});
		Event.stop(e);
	},
	
	/**
	 * Function: prepareSearch
	 * 
	 * prevent submission of wrong form-button (CommentFilterButton)
	 * 
	 * Parameters:
	 *  (Event) e
	 */
	prepareSearch: function(e) {
		// IE6 doesnt send an event-object with onkeypress
		var event = (e) ? e : window.event;
		var keyCode = (event.keyCode) ? event.keyCode : event.which;
		
		if(keyCode == Event.KEY_RETURN) {
			var el = Event.element(event);
			$('CommentFilterButton').onclick(event);
			Event.stop(event);
			return false;
		}
	}
}

CommentTableField.applyTo('div.CommentTableField');

/**
 * Class: CommentFilterButton
 */
CommentFilterButton = Class.create();
CommentFilterButton.applyTo('#CommentFilterButton');
CommentFilterButton.prototype = {
	
	/**
	 * Constructor: initialize
	 */
	initialize: function() {
		this.inputFields = new Array();
		
		var childNodes = this.parentNode.parentNode.getElementsByTagName('input');
		
		for( var index = 0; index < childNodes.length; index++ ) {
			if( childNodes[index].tagName ) {
				childNodes[index].resetChanged = function() { return false; }
				childNodes[index].isChanged = function() { return false; }
				this.inputFields.push( childNodes[index] );
			}
		}
		
		childNodes = this.parentNode.getElementsByTagName('select');
		
		for( var index = 0; index < childNodes.length; index++ ) {
			if( childNodes[index].tagName ) {
				childNodes[index].resetChanged = function() { return false; }
				childNodes[index].field_changed = function() { return false; }
				this.inputFields.push( childNodes[index] );
			}
		}
	},
	
	/**
	 * Function: isChanged
	 * 
	 * Returns:
	 *  (boolean)
	 */
	isChanged: function() {
		return false;
	},
	
	/**
	 * Function: onclick
	 * 
	 * Parameters:
	 *  (Event) e
	 */
	onclick: function(e) {
	    try {
    	    var form = Event.findElement(e,"form");
    	    var fieldName = $('CommentFieldName').value;
    	    var fieldID = form.id + '_' + fieldName;

    		var updateURL = form.action + '/field/' + fieldName + '?ajax=1';
    		for( var index = 0; index < this.inputFields.length; index++ ) {
    			if( this.inputFields[index].tagName ) {
    				updateURL += '&' + this.inputFields[index].name + '=' + encodeURIComponent( this.inputFields[index].value );
    			}
    		}
    		updateURL += ($('SecurityID') ? '&SecurityID=' + $('SecurityID').value : '');

    		new Ajax.Updater( fieldID, updateURL, {
    			onComplete: function() {
    			    Behaviour.apply($(fieldID), true);
    			},
    			onFailure: function( response ) {
    				errorMessage('Could not filter results: ' + response.responseText );
    			}.bind(this)
    		});
		} catch(er) {
			errorMessage('Error searching');
		}
		
		return false;	
	}
}