jquery.uploadify.js 修改，添加事件前后

/*
Uploadify v2.1.0
newsea edited by 2010.2.27
edit the pop mode and add some method such as :
onselected, oncanceled, oninited.
*/

if (jQuery) (
	function (jQuery) {
	    jQuery.extend(jQuery.fn, {
	        uploadify: function (options) {
	            jQuery(this).each(function () {
	                settings = jQuery.extend({
	                    id: jQuery(this).attr('id'), // The ID of the object being Uploadified
	                    uploader: 'uploadify.swf', // The path to the uploadify swf file
	                    script: 'uploadify.php', // The path to the uploadify backend upload script
	                    expressInstall: null, // The path to the express install swf file
	                    folder: '', // The path to the upload folder
	                    height: 30, // The height of the flash button
	                     110, // The width of the flash button
	                    cancelImg: 'cancel.png', // The path to the cancel image for the default file queue item container
	                    wmode: 'opaque', // The wmode of the flash file
	                    scriptAccess: 'sameDomain', // Set to "always" to allow script access across domains
	                    fileDataName: 'Filedata', // The name of the file collection object in the backend upload script
	                    method: 'POST', // The method for sending variables to the backend upload script
	                    queueSizeLimit: 999, // The maximum size of the file queue
	                    simUploadLimit: 1, // The number of simultaneous uploads allowed
	                    queueID: false, // The optional ID of the queue container
	                    displayData: 'percentage', // Set to "speed" to show the upload speed in the default queue item
	                    onInit: function () { }, // Function to run when uploadify is initialized
	                    onInited: function () { },
	                    onSelect: function () { }, // Function to run when a file is selected
	                    onSelected: function () { }, // Function to run when a file is selected
	                    onQueueFull: function () { }, // Function to run when the queue reaches capacity
	                    onCheck: function () { }, // Function to run when script checks for duplicate files on the server
	                    onCancel: function () { }, // Function to run when an item is cleared from the queue
	                    onCanceled: function () { },
	                    onError: function () { }, // Function to run when an upload item returns an error
	                    onProgress: function () { }, // Function to run each time the upload progress is updated
	                    onComplete: function () { }, // Function to run when an upload is completed
	                    onAllComplete: function () { }  // Functino to run when all uploads are completed
	                }, options);
	                var pagePath = location.pathname;
	                pagePath = pagePath.split('/');
	                pagePath.pop();
	                pagePath = pagePath.join('/') + '/';
	                var data = {};
	                data.uploadifyID = settings.id;
	                data.pagepath = pagePath;
	                if (settings.buttonImg) data.buttonImg = escape(settings.buttonImg);
	                if (settings.buttonText) data.buttonText = escape(settings.buttonText);
	                if (settings.rollover) data.rollover = true;
	                data.script = settings.script;
	                data.folder = escape(settings.folder);
	                if (settings.scriptData) {
	                    var scriptDataString = '';
	                    for (var name in settings.scriptData) {
	                        scriptDataString += '&' + name + '=' + settings.scriptData[name];
	                    }
	                    data.scriptData = escape(scriptDataString.substr(1));
	                }
	                data.width = settings.width;
	                data.height = settings.height;
	                data.wmode = settings.wmode;
	                data.method = settings.method;
	                data.queueSizeLimit = settings.queueSizeLimit;
	                data.simUploadLimit = settings.simUploadLimit;
	                if (settings.hideButton) data.hideButton = true;
	                if (settings.fileDesc) data.fileDesc = settings.fileDesc;
	                if (settings.fileExt) data.fileExt = settings.fileExt;
	                if (settings.multi) data.multi = true;
	                if (settings.auto) data.auto = true;
	                if (settings.sizeLimit) data.sizeLimit = settings.sizeLimit;
	                if (settings.checkScript) data.checkScript = settings.checkScript;
	                if (settings.fileDataName) data.fileDataName = settings.fileDataName;
	                if (settings.queueID) data.queueID = settings.queueID;
	                if (settings.onInit() !== false) {
	                    jQuery(this).css('display', 'none');
	                    jQuery(this).after('<div id="' + jQuery(this).attr('id') + 'Uploader"></div>');
	                    swfobject.embedSWF(settings.uploader, settings.id + 'Uploader', settings.width, settings.height, '9.0.24', settings.expressInstall, data, { 'quality': 'high', 'wmode': settings.wmode, 'allowScriptAccess': settings.scriptAccess });
	                    if (settings.queueID == false) {
	                        jQuery("#" + jQuery(this).attr('id') + "Uploader").after('<div id="' + jQuery(this).attr('id') + 'Queue" class="uploadifyQueue"></div>');
	                    }
	                    settings.onInited();
	                }
	                if (typeof (settings.onOpen) == 'function') {
	                    jQuery(this).bind("uploadifyOpen", settings.onOpen);
	                }
	                jQuery(this).bind("uploadifySelect", { 'action': settings.onSelect, 'queueID': settings.queueID }, function (event, ID, fileObj) {
	                    if (event.data.action(event, ID, fileObj) !== false) {
	                        var byteSize = Math.round(fileObj.size / 1024 * 100) * .01;
	                        var suffix = 'KB';
	                        if (byteSize > 1000) {
	                            byteSize = Math.round(byteSize * .001 * 100) * .01;
	                            suffix = 'MB';
	                        }
	                        var sizeParts = byteSize.toString().split('.');
	                        if (sizeParts.length > 1) {
	                            byteSize = sizeParts[0] + '.' + sizeParts[1].substr(0, 2);
	                        } else {
	                            byteSize = sizeParts[0];
	                        }
	                        if (fileObj.name.length > 20) {
	                            fileName = fileObj.name.substr(0, 20) + '...';
	                        } else {
	                            fileName = fileObj.name;
	                        }
	                        queue = '#' + jQuery(this).attr('id') + 'Queue';
	                        if (event.data.queueID) {
	                            queue = '#' + event.data.queueID;
	                        }
	                        jQuery(queue).append('<div id="' + jQuery(this).attr('id') + ID + '" class="uploadifyQueueItem">\
								<div class="cancel">\
									<a href="javascript:jQuery(\'#' + jQuery(this).attr('id') + '\').uploadifyCancel(\'' + ID + '\')"><img src="' + settings.cancelImg + '" border="0" /></a>\
								</div>\
								<span class="fileName">' + fileName + ' (' + byteSize + suffix + ')</span><span class="percentage"></span>\
								<div class="uploadifyProgress">\
									<div id="' + jQuery(this).attr('id') + ID + 'ProgressBar" class="uploadifyProgressBar"><!--Progress Bar--></div>\
								</div>\
							</div>');
	                        jQuery(queue).show();

	                        jQuery(queue).css("left", $('#' + jQuery(this).attr('id') + "Uploader").offset().left);
	                        settings.onSelected();
	                    }
	                });
	                if (typeof (settings.onSelectOnce) == 'function') {
	                    jQuery(this).bind("uploadifySelectOnce", settings.onSelectOnce);
	                }
	                jQuery(this).bind("uploadifyQueueFull", { 'action': settings.onQueueFull }, function (event, queueSizeLimit) {
	                    if (event.data.action(event, queueSizeLimit) !== false) {
	                        alert('The queue is full.  The max size is ' + queueSizeLimit + '.');
	                    }
	                });
	                jQuery(this).bind("uploadifyCheckExist", { 'action': settings.onCheck }, function (event, checkScript, fileQueueObj, folder, single) {
	                    var postData = new Object();
	                    postData = fileQueueObj;
	                    postData.folder = pagePath + folder;
	                    if (single) {
	                        for (var ID in fileQueueObj) {
	                            var singleFileID = ID;
	                        }
	                    }
	                    jQuery.post(checkScript, postData, function (data) {
	                        for (var key in data) {
	                            if (event.data.action(event, checkScript, fileQueueObj, folder, single) !== false) {
	                                var replaceFile = confirm("Do you want to replace the file " + data[key] + "?");
	                                if (!replaceFile) {
	                                    document.getElementById(jQuery(event.target).attr('id') + 'Uploader').cancelFileUpload(key, true, true);
	                                }
	                            }
	                        }
	                        if (single) {
	                            document.getElementById(jQuery(event.target).attr('id') + 'Uploader').startFileUpload(singleFileID, true);
	                        } else {
	                            document.getElementById(jQuery(event.target).attr('id') + 'Uploader').startFileUpload(null, true);
	                        }
	                    }, "json");
	                });
	                jQuery(this).bind("uploadifyCancel", { 'action': settings.onCancel }, function (event, ID, fileObj, data, clearFast) {
	                    if (event.data.action(event, ID, fileObj, data, clearFast) !== false) {
	                        var fadeSpeed = (clearFast == true) ? 0 : 250;
	                        jQuery("#" + jQuery(this).attr('id') + ID).fadeOut(fadeSpeed, function () {
	                            if ($(this).siblings().length == 1) {
	                                $(this).parent().hide();
	                            }
	                            jQuery(this).remove();
	                            settings.onCanceled();
	                        });

	                    }
	                });
	                if (typeof (settings.onClearQueue) == 'function') {
	                    jQuery(this).bind("uploadifyClearQueue", settings.onClearQueue);
	                }
	                var errorArray = [];
	                jQuery(this).bind("uploadifyError", { 'action': settings.onError }, function (event, ID, fileObj, errorObj) {
	                    if (event.data.action(event, ID, fileObj, errorObj) !== false) {
	                        var fileArray = new Array(ID, fileObj, errorObj);
	                        errorArray.push(fileArray);
	                        jQuery("#" + jQuery(this).attr('id') + ID + " .percentage").text(" - " + errorObj.type + " Error");
	                        jQuery("#" + jQuery(this).attr('id') + ID).addClass('uploadifyError');
	                    }
	                });
	                jQuery(this).bind("uploadifyProgress", { 'action': settings.onProgress, 'toDisplay': settings.displayData }, function (event, ID, fileObj, data) {
	                    if (event.data.action(event, ID, fileObj, data) !== false) {
	                        jQuery("#" + jQuery(this).attr('id') + ID + "ProgressBar").css('width', data.percentage + '%');
	                        if (event.data.toDisplay == 'percentage') displayData = ' - ' + data.percentage + '%';
	                        if (event.data.toDisplay == 'speed') displayData = ' - ' + data.speed + 'KB/s';
	                        if (event.data.toDisplay == null) displayData = ' ';
	                        jQuery("#" + jQuery(this).attr('id') + ID + " .percentage").text(displayData);
	                    }
	                });
	                jQuery(this).bind("uploadifyComplete", { 'action': settings.onComplete }, function (event, ID, fileObj, response, data) {
	                    if (event.data.action(event, ID, fileObj, unescape(response), data) !== false) {
	                        jQuery("#" + jQuery(this).attr('id') + ID + " .percentage").text(' - Completed');
	                        jQuery("#" + jQuery(this).attr('id') + ID).fadeOut(250, function () {
	                            if ($(this).siblings().length == 1) {
	                                $(this).parent().hide();
	                            }
	                            jQuery(this).remove();
	                        });
	                    }

	                });
	                if (typeof (settings.onAllComplete) == 'function') {
	                    jQuery(this).bind("uploadifyAllComplete", { 'action': settings.onAllComplete }, function (event, uploadObj) {
	                        if (event.data.action(event, uploadObj) !== false) {
	                            errorArray = [];
	                        }
	                    });
	                }
	            });
	        },
	        uploadifySettings: function (settingName, settingValue, resetObject) {
	            var returnValue = false;
	            jQuery(this).each(function () {
	                if (settingName == 'scriptData' && settingValue != null) {
	                    if (resetObject) {
	                        var scriptData = settingValue;
	                    } else {
	                        var scriptData = jQuery.extend(settings.scriptData, settingValue);
	                    }
	                    var scriptDataString = '';
	                    for (var name in scriptData) {
	                        scriptDataString += '&' + name + '=' + escape(scriptData[name]);
	                    }
	                    settingValue = scriptDataString.substr(1);
	                }
	                returnValue = document.getElementById(jQuery(this).attr('id') + 'Uploader').updateSettings(settingName, settingValue);
	            });
	            if (settingValue == null) {
	                if (settingName == 'scriptData') {
	                    var returnSplit = unescape(returnValue).split('&');
	                    var returnObj = new Object();
	                    for (var i = 0; i < returnSplit.length; i++) {
	                        var iSplit = returnSplit[i].split('=');
	                        returnObj[iSplit[0]] = iSplit[1];
	                    }
	                    returnValue = returnObj;
	                }
	                return returnValue;
	            }
	        },
	        uploadifyUpload: function (ID) {
	            jQuery(this).each(function () {
	                document.getElementById(jQuery(this).attr('id') + 'Uploader').startFileUpload(ID, false);
	            });

	        },
	        uploadifyCancel: function (ID) {
	            jQuery(this).each(function () {
	                document.getElementById(jQuery(this).attr('id') + 'Uploader').cancelFileUpload(ID, true, false);
	            });
	        },
	        uploadifyClearQueue: function () {
	            jQuery(this).each(function () {
	                document.getElementById(jQuery(this).attr('id') + 'Uploader').clearFileUploadQueue(false);
	            });
	        }
	    })
	})(jQuery);