PC World Komputer 2010 April/PCWorld0410.iso/pluginy Firefox/58189/58189.xpi/chrome/content/whitelist.js

Text File | 2010-01-06 | 5KB | 192 lines

/*
 * This class handles the functionality of the whitelist window
 */

Components.utils.import("resource://csfiremodules/CsFireCommon.jsm");

CsFire.XulWhitelist = new function() {};


/*
 * This function enables/disables the ADD button when appropriate
 */
CsFire.XulWhitelist.updateAddButtonStatus = function() {
   var addbtn = document.getElementById('addbtn');
   var originbox = document.getElementById('urlboxorigin');
   var destinationbox = document.getElementById('urlboxdestination');
   addbtn.disabled = !(originbox.value.length > 0 && destinationbox.value.length > 0);
}

/*
 * This function enables/disables the DEL button when appropriate
 */
CsFire.XulWhitelist.updateDelButtonStatus = function() {
    var list = document.getElementById('whitelist');
    var rules = document.getElementById('listcontents');
       var delbtn = document.getElementById('delbtn');
       var disabled = true;

       for (var i=rules.childNodes.length-1 ; i>=0 && disabled; i--) {
        if (list.view.selection.isSelected(i)) {
            disabled = false;
        }
    }
   delbtn.disabled = disabled;
}

/*
 * Updates the "enabled" status of entries in the whitelists.
 */
CsFire.XulWhitelist.updateEntries = function() {
    var entries = CsFire.Whitelist.getList();
    var list = document.getElementById('whitelist');
    var rules = document.getElementById('listcontents');
    for (var i=rules.childNodes.length-1 ; i>=0 ; i--) {
        var node = rules.childNodes[i];
        var origin = node.firstChild.childNodes[0].getAttribute('label');
        var destination = node.firstChild.childNodes[1].getAttribute('label');
        var value = node.firstChild.childNodes[2].getAttribute('value');

        for(var j = 0; j < entries.length; j++) {
            var entry = entries[j];
            if(entry && entry.origin == origin && entry.destination == destination) {
                if(value === "true") {
                    if(!entry.enabled) {
                        CsFire.Whitelist.updateEntryStatus(entry);
                    }
                }
                else {
                    if(entry.enabled) {
                        CsFire.Whitelist.updateEntryStatus(entry);
                    }
                }
            }
        }
    }
}

/*
 * Initializes the components of the window
 */
CsFire.XulWhitelist.init = function() {
    this.clearList();
    this.loadList();
}

/*
 * Removes all items from the domain list (only in the view, not the controller)
 */
CsFire.XulWhitelist.clearList = function() {
    var rules = document.getElementById('listcontents');
    while (rules.hasChildNodes()) rules.removeChild(rules.firstChild);
}

/*
 * Loads items from controller in the view (populates domain list)
 */
CsFire.XulWhitelist.loadList = function() {
    var list = CsFire.Whitelist.getList();
    for(var i = 0; i < list.length; i++) {
        var item = list[i];
        if(item) {
            this.addListItem(item);
        }
    }
}

/*
 * Adds an item to the visual list of domains
 */
CsFire.XulWhitelist.addListItem = function(entry) {
    var rules = document.getElementById('listcontents');
    var item = document.createElement('treeitem');
    var row = document.createElement('treerow');

    // Add the domain
    var c1 = document.createElement('treecell');
    c1.setAttribute('label', entry.origin);
    row.appendChild(c1);

    // Add the domain
    var c2 = document.createElement('treecell');
    c2.setAttribute('label', entry.destination);
    row.appendChild(c2);

    // Add the enabled field
    var c3 = document.createElement('treecell');
    c3.setAttribute('value', entry.enabled);
    row.appendChild(c3);

    // Add entry to list
    item.appendChild(row);
    rules.appendChild(item);
}

/*
 * Removes an item from the visual list of domains
 */
CsFire.XulWhitelist.removeListItem = function(node) {
    var rules = document.getElementById('listcontents');
    rules.removeChild(node);
}

/*
 * Adds a URL to the whitelist (controller and view)
 */
CsFire.XulWhitelist.addEntry = function() {
    var origin = document.getElementById('urlboxorigin');
    var destination = document.getElementById('urlboxdestination');
    var listItem = CsFire.Whitelist.addEntry(origin.value, destination.value);
    if("error" in listItem) {
        if("errororigin" in listItem) {
            var style = origin.style;
            style['color'] = "red";
        }
        if("errordestination" in listItem) {
            var style = destination.style;
            style['color'] = "red";
        }
    }
    else {
        this.addListItem(listItem);

        origin.value="";
        var style = origin.style;
        style['color'] = null;

        destination.value="";
        var style = destination.style;
        style['color'] = null;
    }
    this.updateAddButtonStatus();
}

/*
 * Removes an entry from the whitelist (controller and view)
 */
CsFire.XulWhitelist.removeEntry = function() {
    var toRemove = [];

    var list = document.getElementById('whitelist');
    var rules = document.getElementById('listcontents');
    for (var i=rules.childNodes.length-1 ; i>=0 ; i--) {
        if (list.view.selection.isSelected(i)) {
            var node = rules.childNodes[i];
            var origin = node.firstChild.childNodes[0].getAttribute('label');
            var destination = node.firstChild.childNodes[1].getAttribute('label');
            if(CsFire.Whitelist.removeEntry(origin, destination)) {
                toRemove.push(node);
            }
        }
    }

    /*
     * Delete all entries here (otherwise, you're modifying the list you're
     * looping over
     */
    for(var i = 0; i < toRemove.length; i++) {
        this.removeListItem(toRemove[i]);
    }

}