joeyoverlay.js.svn-base

来自「Joey is j2me client server application f」· SVN-BASE 代码 · 共 1,413 行 · 第 1/3 页

/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is Joey Mozilla Project.
 *
 * The Initial Developer of the Original Code is
 * Doug Turner <[e-mail]>.
 * Portions created by the Initial Developer are Copyright (C) 2007
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 * Marcio Galli 
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

var g_joey_data;
var g_joey_content_type;
var g_joey_title;
var g_joey_url;
var g_joey_isfile;
var g_joey_media_url  = null;
var g_joey_media_type = null;
var g_joey_areaWindow = null;

var g_joey_gBrowser = null;                // presents the main browser, used by the joey_feed code.
var g_joey_browserStatusHandler = null;    // to track onloction changes in the above browser ( tab browser ) element.
var g_joey_statusUpdateObject = null;      // the proxy object to deal with UI 

var g_joey_bundleElement = null;

var g_joey_mediaContentTypes = ['flv','mov','wmv','avi','mpeg','mp3','wav']; 

function joeyString(ref) {

     return g_joey_bundleElement.getString(ref);

}

/* 
 * Event listeners associated to the joeyOverlay app 
 */

window.addEventListener("load", joeyStartup, false);

var gImageSource;

function joey_listener() {}

joey_listener.prototype =
{
    onProgressChange: function (current, total)
    {
        g_joey_statusUpdateObject.tellStatus("upload", current, total);
    },

    onStatusChange: function (action, status)
    {
        if (action == "login")
        {
            if (status == 0)
            {
                g_joey_statusUpdateObject.loginStatus("login","completed");
            }
            else if (status == -1 )
            {
                g_joey_statusUpdateObject.loginStatus("login","failed");


                var prompts = Components.classes["@mozilla.org/embedcomp/prompt-service;1"]
                                        .getService(Components.interfaces.nsIPromptService);

                var result = prompts.confirm(null, joeyString("loginFailedShort"), joeyString("loginFailedQuestion"));
                if (result == true)
                {
                    // Clear the username and password and try again.
                    clearLoginData();
                    setTimeout(uploadDataFromGlobals, 500); // give enough time for us to leave the busy check
                }
            }

            return;
        }

        if (action == "upload")
        {
            if (status == 1) {
                g_joey_statusUpdateObject.tellStatus("upload",null,null,"completed");
            } 
            else {            
                g_joey_statusUpdateObject.tellStatus("upload",null,null,"failed"); 

                var prompts = Components.classes["@mozilla.org/embedcomp/prompt-service;1"]
                                        .getService(Components.interfaces.nsIPromptService);
                prompts.alert(null, joeyString("uploadFailed"), joeyString("uploadFailed"));
            }
            return;
        }
    },

    QueryInterface: function (iid)
    {
        if (iid.equals(Components.interfaces.mocoJoeyListener) ||
            iid.equals(Components.interfaces.nsISupports))
            return this;
        
        Components.returnCode = Components.results.NS_ERROR_NO_INTERFACE;
        return null;
    },
};

function uploadDataFromGlobals()
{

    // marcio

    try {
                     
        var prompts = Components.classes["@mozilla.org/embedcomp/prompt-service;1"]
                                .getService(Components.interfaces.nsIPromptService);
        
        var titleObject = {value: g_joey_title}; // default the username to user


        var psvc = Components.classes["@mozilla.org/preferences-service;1"]
                         .getService(Components.interfaces.nsIPrefBranch);

        var askState = psvc.getBoolPref("joey.askForTitle");
     
        if(askState == true ) {
        
            var check = {value: askState};  // default the checkbox to true
            
            var result = prompts.prompt(null, joeyString("promptTitle.windowTitle"), 
                                                           joeyString("promptTitle.label"),
                                                           titleObject,
                                                           joeyString("promptTitle.prefQuestion"), 
                                                           check);
            
            if(result) {
                g_joey_title = titleObject.value;
            }
            
            
            psvc.setBoolPref("joey.askForTitle",check.value);       
            
            
        } 
                              
    } catch (i) { joeyDumpToConsole(i) }


    var joey = Components.classes["@mozilla.com/joey;1"]
                         .createInstance(Components.interfaces.mocoJoey);
    
    joey.setListener(new joey_listener());
    
	if (g_joey_isfile)
	{
		joey.uploadFile(g_joey_title,
                        g_joey_url,
                        g_joey_file,
                        g_joey_content_type);
	}
	else
	{
	    joey.uploadData(g_joey_title,
                        g_joey_url,
                        g_joey_data,
                        g_joey_content_type);
	}
}


function joeyOnMouseDown(e)
{
	if (e.which == 3) 
	{

		var target = e.target;
		var classname = e.target.toString();

		if (classname.match(/ImageElement/))
        {
			// Simpler, but probably less efficient syntax: target.src;
			var hie = target.QueryInterface(Components.interfaces.nsIDOMHTMLImageElement);
			if (hie != null)
				// show menu item:
				setImageSource(hie);
			else
				setImageSource(null);
		} 
        else
        {
            setImageSource(null);
        }
        
        var selectedRange=g_joey_gBrowser.selectedBrowser.contentDocument.getSelection();
        if( selectedRange && selectedRange.toString() ) {
           document.getElementById("joey_selectedText").hidden=false;
        } else {
          document.getElementById("joey_selectedText").hidden=true;
        }

    }
}

function setImageSource(imageElement)
{
	if (imageElement != null)
		gImageSource = imageElement.src;
	else
		gImageSource = null;
    
    try 
    {    
    	var menuItem = document.getElementById('joey_selectedImage');
	    menuItem.setAttribute("hidden", gImageSource == null ? "true" : "false");
    } 
    catch (e) {}
}

function replaceAll( str, from, to )
{
    // regular expression faster?
    
    var idx = str.indexOf( from );
    
    while ( idx > -1 ) {
        str = str.replace( from, to );
        idx = str.indexOf( from );
    }
    
    return str;
}

function joey_launchCloudSite() 
{
	g_joey_gBrowser.loadURI(getJoeyServerURL()+"/uploads");
}

function joey_selectedText() 
{
    var focusedWindow = document.commandDispatcher.focusedWindow;
    var selection = focusedWindow.getSelection().toString();
    
    selection = replaceAll(selection, "\t", "\r\n");
    
    var file = Components.classes["@mozilla.org/file/directory_service;1"]
                         .getService(Components.interfaces.nsIProperties)
                         .get("TmpD", Components.interfaces.nsIFile);
    file.append("joey-selected-text.tmp");
    file.createUnique(Components.interfaces.nsIFile.NORMAL_FILE_TYPE, 0664);

    // file is nsIFile, data is a string
    var foStream = Components.classes["@mozilla.org/network/file-output-stream;1"]
                             .createInstance(Components.interfaces.nsIFileOutputStream);

    // use 0x02 | 0x10 to open file for appending.
    foStream.init(file, 0x02 | 0x08 | 0x20, 0664, 0); // write, create, truncate
    foStream.write(selection, selection.length);
    foStream.close();

    g_joey_file = file;
    g_joey_isfile = true;
    g_joey_content_type = "text/plain";
    g_joey_title = focusedWindow.document.title;
    g_joey_url  = focusedWindow.location.href;

    uploadDataFromGlobals(false);
}


function joey_selected()
{
	if (gImageSource)
		return joey_selectedImage();
    
    var focusedWindow = document.commandDispatcher.focusedWindow;
    var selection = focusedWindow.getSelection().toString();
    
	if (selection != null || selection != "")
		return joey_selectedText();
    
	joey_selectedArea();
}

function joey_feed()
{
    /* We can detect which type of feed and send additional information 
     * as well, such as the title. On the other hand, the feed title 
     * may change, so that could be something chechec ( and refreshed ) 
     * on the server 
     */
    
    var feedLocation = g_joey_gBrowser.mCurrentBrowser.feeds[0].href;
    
    g_joey_data = feedLocation;
    g_joey_isfile = false;
    g_joey_content_type = "rss-source/text";
    g_joey_title = "Feed / We can put a title in it with one more client call. ";
    g_joey_url  = feedLocation;
    uploadDataFromGlobals(false);
}

// Check XUL statusbar item
function joey_launchPopup() 
{

  joeySetCurrentFeed();
  document.getElementById('joeyStatusPopup').showPopup(document.getElementById('joeyStatusButton'),-1,-1,'popup','topright', 'bottomright')



}

/* FIXME to be as an instance */

function getMediaCallback(content_type, file)
{
	if (length>0)
    { 
        joeyDumpToConsole("Download successful... (" + content_type + ")");
        
        g_joey_statusUpdateObject.tellStatus("download",null,null,"completed");
        
        g_joey_content_type = content_type;
        g_joey_file = file;
        uploadDataFromGlobals(false);
        return;
	}
    else {
    
        /* This should become failed? */
        
        g_joey_statusUpdateObject.tellStatus("download",null,null,"failed");
        joeyDumpToConsole("Problem downloading media to joey!\n");
    }
}


function JoeyStatusUpdateClass() {

  /* We have now the XUL stack with elements in it. 
   * A background Layer and the top layer for 
   * the label. 
   */
 
  this.progressElement   = document.getElementById("joeyProgressLayer");
  this.progressBoxObject = document.getBoxObjectFor(document.getElementById("joeyStatusTeller"));  

}

/* 
 * UI Wrapper / Deals with the UI 
 * -------
 * TODO: Need to work with multiple instances
 */
JoeyStatusUpdateClass.prototype = 
{
	/* 
 	 * We have to separate the login information from the 
     * loading status processes 
     */
	
    loginStatus: function (aMode,aAdVerb)
    {
	},

    tellStatus:function(verb,from,to,adverb) 
    {
        var value; 
        var percentage = parseInt((from/to)*parseInt(this.progressBoxObject.width));

        // account for roundoff error that we have been seeing.
        if (percentage > 100)
            percentage = 100;
        
        if (verb == "upload") 
        {
            // value = "Uploading... ("+from+"/"+to+")";
            value = joeyString("uploading") + "(" + percentage + "%)";
        }
        else
        {
            if (from==to)
            {
                // this might not be entirely true... basically, at ths point we are waiting to upload...
                value = joeyString("loggingin"); 
            }
            else 
            {
                // value = "Downloading... ("+from+"/"+to+")";
                value = joeyString("downloading") + "("+percentage+"%)";  
            }
        }   

        if(verb =="upload") {
              this.progressElement.width=percentage;
        } else {
              if(verb =="download") {
                percentage = this.progressBoxObject.width - percentage;
                this.progressElement.width=percentage;
              } 
        } 
        document.getElementById("joeyStatusTeller").value=value;
        
        /* adverb */
       
        if(adverb=="completed") {
            this.progressElement.width=0;
            if(verb=="download") {
                 document.getElementById("joeyStatusTeller").value=joeyString("downloadCompleted");
            } 
            if(verb=="upload") {
                 document.getElementById("joeyStatusTeller").value=joeyString("uploadCompleted");
            } 
            /* Dougt timer status cleanup */
            setTimeout("document.getElementById('joeyStatusTeller').value=''", 600);
        }

        if(adverb == "failed") {
            if(verb=="download") {
                 document.getElementById("joeyStatusTeller").value=joeyString("downloadFailed");
            } 
            if(verb=="upload") {
                 document.getElementById("joeyStatusTeller").value=joeyString("uploadFailed");
            } 
            /* Dougt timer status cleanup */
            setTimeout("document.getElementById('joeyStatusTeller').value=''", 600);
        }
                  
    }
    
}

/* 
 * This is nice for the Download + Progress functional
 */
 
function JoeyMediaFetcherStreamListener(aCallbackFunc)
{
  this.mCallbackFunc = aCallbackFunc;
}

JoeyMediaFetcherStreamListener.prototype = 
{
  mStream: null,
  mContentType : null,