/*
uploadifive 1.2.2
copyright (c) 2012 reactive apps, ronnie garcia
released under the uploadifive standard license <http://www.uploadify.com/uploadifive-standard-license>
 */
;
(function(b) {
	var a = {
		init : function(c) {
			return this
					.each(function() {
						var g = b(this);
						g.data("fileupload", {
							inputs : {},
							inputcount : 0,
							fileid : 0,
							queue : {
								count : 0,
								selected : 0,
								replaced : 0,
								errors : 0,
								queued : 0,
								cancelled : 0
							},
							uploads : {
								current : 0,
								attempts : 0,
								successful : 0,
								errors : 0,
								count : 0
							}
						});
						var d = g.data("fileupload");
						var f = d.settings = b.extend({
							auto : true,
							buttonclass : false,
							buttontext : "添加附件",
							checkscript : false,
							dnd : true,
							droptarget : false,
							fileobjname : "filedata",
							filessizelimit : 0,
							filetypeexts : "*.*",
							formdata : {},
							height : 30,
							itemtemplate : false,
							method : "post",
							multi : true,
							overrideevents : [],
							queueid : false,
							queuesizelimit : 0,
							removecompleted : false,
							simuploadlimit : 0,
							truncatelength : 0,
							uploadlimit : 0,
							uploadscript : "uploadifive.php",
							width : 100
						}, c);
						if (isnan(f.filessizelimit)) {
							var e = parseint(f.filessizelimit) * 1.024;
							if (f.filessizelimit.indexof("kb") > -1) {
								f.filessizelimit = e * 1000;
							} else {
								if (f.filessizelimit.indexof("mb") > -1) {
									f.filessizelimit = e * 1000000;
								} else {
									if (f.filessizelimit.indexof("gb") > -1) {
										f.filessizelimit = e * 1000000000;
									}
								}
							}
						} else {
							f.filessizelimit = f.filessizelimit * 1024;
						}
						d.inputtemplate = b('<input type="file">').css({
							"font-size" : f.height + "px",
							opacity : 0,
							position : "absolute",
							right : "-3px",
							top : "-3px",
							"z-index" : 999
						});
						d.createinput = function() {
							var j = d.inputtemplate.clone();
							var k = j.name = "input" + d.inputcount++;
							if (f.multi) {
								j.attr("multiple", true);
							}
							if (f.filetypeexts) {
								j.attr("accept", f.filetypeexts);
							}
							j
									.bind(
											"change",
											function() {
												d.queue.selected = 0;
												d.queue.replaced = 0;
												d.queue.errors = 0;
												d.queue.queued = 0;
												var l = this.files.length;
												d.queue.selected = l;
												if ((d.queue.count + l) > f.queuesizelimit
														&& f.queuesizelimit !== 0) {
													if (b.inarray("onerror",
															f.overrideevents) < 0) {
														alert("the maximum number of queue items has been reached ("
																+ f.queuesizelimit
																+ ").  please select fewer files.");
													}
													if (typeof f.onerror === "function") {
														f.onerror
																.call(g,
																		"queue_limit_exceeded");
													}
												} else {
													for (var m = 0; m < l; m++) {
														file = this.files[m];
														d.addqueueitem(file);
													}
													d.inputs[k] = this;
													d.createinput();
												}
												if (f.auto) {
													a.upload.call(g);
												}
												if (typeof f.onselect === "function") {
													f.onselect.call(g, d.queue);
												}
											});
							if (d.currentinput) {
								d.currentinput.hide();
							}
							d.button.append(j);
							d.currentinput = j;
						};
						d.destroyinput = function(j) {
							b(d.inputs[j]).remove();
							delete d.inputs[j];
							d.inputcount--;
						};
						d.drop = function(m) {
							d.queue.selected = 0;
							d.queue.replaced = 0;
							d.queue.errors = 0;
							d.queue.queued = 0;
							var l = m.datatransfer;
							var k = l.name = "input" + d.inputcount++;
							var j = l.files.length;
							d.queue.selected = j;
							if ((d.queue.count + j) > f.queuesizelimit
									&& f.queuesizelimit !== 0) {
								if (b.inarray("onerror", f.overrideevents) < 0) {
									alert("the maximum number of queue items has been reached ("
											+ f.queuesizelimit
											+ ").  please select fewer files.");
								}
								if (typeof f.onerror === "function") {
									f.onerror.call(g, "queue_limit_exceeded");
								}
							} else {
								for (var o = 0; o < j; o++) {
									file = l.files[o];
									d.addqueueitem(file);
								}
								d.inputs[k] = l;
							}
							if (f.auto) {
								a.upload.call(g);
							}
							if (typeof f.ondrop === "function") {
								f.ondrop.call(g, l.files, l.files.length);
							}
							m.preventdefault();
							m.stoppropagation();
						};
						d.fileexistsinqueue = function(k) {
							for ( var j in d.inputs) {
								input = d.inputs[j];
								limit = input.files.length;
								for (var l = 0; l < limit; l++) {
									existingfile = input.files[l];
									if (existingfile.name == k.name
											&& !existingfile.complete) {
										return true;
									}
								}
							}
							return false;
						};
						d.removeexistingfile = function(k) {
							for ( var j in d.inputs) {
								input = d.inputs[j];
								limit = input.files.length;
								for (var l = 0; l < limit; l++) {
									existingfile = input.files[l];
									if (existingfile.name == k.name
											&& !existingfile.complete) {
										d.queue.replaced++;
										a.cancel.call(g, existingfile, true);
									}
								}
							}
						};
						if (f.itemtemplate == false) {
							d.queueitem = b('<div class="uploadifive-queue-item">                        <a class="close" href="#">x</a>                        <div><span class="filename"></span><span class="fileinfo"></span></div>                        <div class="progress">                            <div class="progress-bar"></div>                        </div>                    </div>');
						} else {
							d.queueitem = b(f.itemtemplate);
						}
						d.addqueueitem = function(j) {
							if (b.inarray("onaddqueueitem", f.overrideevents) < 0) {
								d.removeexistingfile(j);
								j.queueitem = d.queueitem.clone();
								j.queueitem.attr("id", f.id + "-file-"
										+ d.fileid++);
								j.queueitem.find(".close").bind("click",
										function() {
											a.cancel.call(g, j);
											return false;
										});
								var k = j.name;
								if (k.length > f.truncatelength
										&& f.truncatelength != 0) {
									k = k.substring(0, f.truncatelength)
											+ "...";
								}
								j.queueitem.find(".filename").html(k);
								j.queueitem.data("file", j);
								d.queueel.append(j.queueitem);
							}
							if (typeof f.onaddqueueitem === "function") {
								f.onaddqueueitem.call(g, j);
							}
							if (j.size > f.filessizelimit
									&& f.filessizelimit != 0) {
								d.error("file_size_limit_exceeded", j);
							} else {
								d.queue.queued++;
								d.queue.count++;
							}
						};
						d.removequeueitem = function(m, l, k) {
							if (!k) {
								k = 0;
							}
							var j = l ? 0 : 500;
							if (m.queueitem) {
								if (m.queueitem.find(".fileinfo").html() != " - completed") {
									m.queueitem.find(".fileinfo").html(
											" - cancelled");
								}
								m.queueitem.find(".progress-bar").width(0);
								m.queueitem.delay(k).fadeout(j, function() {
									b(this).remove();
								});
								delete m.queueitem;
								d.queue.count--;
							}
						};
						d.filestoupload = function() {
							var k = 0;
							for ( var j in d.inputs) {
								input = d.inputs[j];
								limit = input.files.length;
								for (var l = 0; l < limit; l++) {
									file = input.files[l];
									if (!file.skip && !file.complete) {
										k++;
									}
								}
							}
							return k;
						};
						d.checkexists = function(k) {
							if (b.inarray("oncheck", f.overrideevents) < 0) {
								b.ajaxsetup({
									async : false
								});
								var j = b.extend(f.formdata, {
									filename : k.name
								});
								b.post(f.checkscript, j, function(l) {
									k.exists = parseint(l);
								});
								if (k.exists) {
									if (!confirm("a file named "
											+ k.name
											+ " already exists in the upload folder.\nwould you like to replace it?")) {
										a.cancel.call(g, k);
										return true;
									}
								}
							}
							if (typeof f.oncheck === "function") {
								f.oncheck.call(g, k, k.exists);
							}
							return false;
						};
						d.uploadfile = function(k, l) {
							if (!k.skip && !k.complete && !k.uploading) {
								k.uploading = true;
								d.uploads.current++;
								d.uploads.attempted++;
								xhr = k.xhr = new xmlhttprequest();
								if (typeof formdata === "function"
										|| typeof formdata === "object") {
									var m = new formdata();
									m.append(f.fileobjname, k);
									for (i in f.formdata) {
										m.append(i, f.formdata[i]);
									}
									xhr.open(f.method, f.uploadscript, true);
									xhr.upload.addeventlistener("progress",
											function(n) {
												if (n.lengthcomputable) {
													d.progress(n, k);
												}
											}, false);
									xhr
											.addeventlistener(
													"load",
													function(n) {
														if (this.readystate == 4) {
															k.uploading = false;
															if (this.status == 200) {
																if (k.xhr.responsetext !== "invalid file type.") {
																	d
																			.uploadcomplete(
																					n,
																					k,
																					l);
																} else {
																	d
																			.error(
																					k.xhr.responsetext,
																					k,
																					l);
																}
															} else {
																if (this.status == 404) {
																	d
																			.error(
																					"404_file_not_found",
																					k,
																					l);
																} else {
																	if (this.status == 403) {
																		d
																				.error(
																						"403_forbidden",
																						k,
																						l);
																	} else {
																		d
																				.error(
																						"unknown error",
																						k,
																						l);
																	}
																}
															}
														}
													});
									xhr.send(m);
								} else {
									var j = new filereader();
									j.onload = function(q) {
										var t = "-------------------------"
												+ (new date).gettime(), p = "--", o = "\r\n", s = "";
										s += p + t + o;
										s += 'content-disposition: form-data; name="'
												+ f.fileobjname + '"';
										if (k.name) {
											s += '; filename="' + k.name + '"';
										}
										s += o;
										s += "content-type: application/octet-stream"
												+ o + o;
										s += q.target.result + o;
										for (key in f.formdata) {
											s += p + t + o;
											s += 'content-disposition: form-data; name="'
													+ key + '"' + o + o;
											s += f.formdata[key] + o;
										}
										s += p + t + p + o;
										xhr.upload.addeventlistener("progress",
												function(u) {
													d.progress(u, k);
												}, false);
										xhr
												.addeventlistener(
														"load",
														function(v) {
															k.uploading = false;
															var u = this.status;
															if (u == 404) {
																d
																		.error(
																				"404_file_not_found",
																				k,
																				l);
															} else {
																if (k.xhr.responsetext != "invalid file type.") {
																	d
																			.uploadcomplete(
																					v,
																					k,
																					l);
																} else {
																	d
																			.error(
																					k.xhr.responsetext,
																					k,
																					l);
																}
															}
														}, false);
										var n = f.uploadscript;
										if (f.method == "get") {
											var r = b(f.formdata).param();
											n += r;
										}
										xhr
												.open(f.method, f.uploadscript,
														true);
										xhr.setrequestheader("content-type",
												"multipart/form-data; boundary="
														+ t);
										if (typeof f.onuploadfile === "function") {
											f.onuploadfile.call(g, k);
										}
										xhr.sendasbinary(s);
									};
									j.readasbinarystring(k);
								}
							}
						};
						d.progress = function(l, j) {
							if (b.inarray("onprogress", f.overrideevents) < 0) {
								if (l.lengthcomputable) {
									var k = math
											.round((l.loaded / l.total) * 100);
								}
								j.queueitem.find(".fileinfo").html(
										" - " + k + "%");
								j.queueitem.find(".progress-bar").css("width",
										k + "%");
							}
							if (typeof f.onprogress === "function") {
								f.onprogress.call(g, j, l);
							}
						};
						d.error = function(l, j, k) {
							if (b.inarray("onerror", f.overrideevents) < 0) {
								switch (l) {
								case "404_file_not_found":
									errormsg = "404 error";
									break;
								case "403_forbidden":
									errormsg = "403 forbidden";
									break;
								case "forbidden_file_type":
									errormsg = "forbidden file type";
									break;
								case "file_size_limit_exceeded":
									errormsg = "file too large";
									break;
								default:
									errormsg = "unknown error";
									break;
								}
								j.queueitem.addclass("error").find(".fileinfo")
										.html(" - " + errormsg);
								j.queueitem.find(".progress").remove();
							}
							if (typeof f.onerror === "function") {
								f.onerror.call(g, l, j);
							}
							j.skip = true;
							if (l == "404_file_not_found") {
								d.uploads.errors++;
							} else {
								d.queue.errors++;
							}
							if (k) {
								a.upload.call(g, null, true);
							}
						};
						d.uploadcomplete = function(l, j, k) {
							if (b.inarray("onuploadcomplete", f.overrideevents) < 0) {
								j.queueitem.find(".progress-bar").css("width",
										"100%");
								j.queueitem.find(".fileinfo").html(
										" - completed");
								j.queueitem.find(".progress").slideup(250);
								j.queueitem.addclass("complete");
							}
							if (typeof f.onuploadcomplete === "function") {
								f.onuploadcomplete.call(g, j,
										j.xhr.responsetext);
							}
							if (f.removecompleted) {
								settimeout(function() {
									a.cancel.call(g, j);
								}, 3000);
							}
							j.complete = true;
							d.uploads.successful++;
							d.uploads.count++;
							d.uploads.current--;
							delete j.xhr;
							if (k) {
								a.upload.call(g, null, true);
							}
						};
						d.queuecomplete = function() {
							if (typeof f.onqueuecomplete === "function") {
								f.onqueuecomplete.call(g, d.uploads);
							}
						};
						
						 // check if html5 is available
						if (window.file && window.filelist && window.blob && (window.filereader || window.formdata)) {
							f.id = "uploadifive-" + g.attr("id");
							d.button = b('<div id="' + f.id
									+ '" class="uploadifive-button">'
									+ f.buttontext + "</div>");
							if (f.buttonclass) {
								d.button.addclass(f.buttonclass);
							}
							d.button.css({
								height : f.height,
								"line-height" : f.height + "px",
								overflow : "hidden",
								position : "relative",
								"text-align" : "center",
								width : f.width
							});
							g.before(d.button).appendto(d.button).hide();
							d.createinput.call(g);
							if (!f.queueid) {
								f.queueid = f.id + "-queue";
								d.queueel = b('<div id="' + f.queueid
										+ '" class="uploadifive-queue" />');
								d.button.after(d.queueel);
							} else {
								d.queueel = b("#" + f.queueid);
							}
							if (f.dnd) {
								var h = f.droptarget ? b(f.droptarget)
										: d.queueel.get(0);
								h.addeventlistener("dragleave", function(j) {
									j.preventdefault();
									j.stoppropagation();
								}, false);
								h.addeventlistener("dragenter", function(j) {
									j.preventdefault();
									j.stoppropagation();
								}, false);
								h.addeventlistener("dragover", function(j) {
									j.preventdefault();
									j.stoppropagation();
								}, false);
								h.addeventlistener("drop", d.drop, false);
							}
							if (!xmlhttprequest.prototype.sendasbinary) {
								xmlhttprequest.prototype.sendasbinary = function(
										k) {
									function l(n) {
										return n.charcodeat(0) & 255;
									}
									var m = array.prototype.map.call(k, l);
									var j = new uint8array(m);
									this.send(j.buffer);
								};
							}
							if (typeof f.oninit === "function") {
								f.oninit.call(g);
							}
						} else {
							if (typeof f.onfallback === "function") {
								f.onfallback.call(g);
							}
							return false;
						}
					});
		},
		debug : function() {
			return this.each(function() {
				console.log(b(this).data("fileupload"));
			});
		},
		clearqueue : function() {
			this.each(function() {
				var f = b(this), c = f.data("fileupload"), e = c.settings;
				for ( var d in c.inputs) {
					input = c.inputs[d];
					limit = input.files.length;
					for (i = 0; i < limit; i++) {
						file = input.files[i];
						a.cancel.call(f, file);
					}
				}
				if (typeof e.onclearqueue === "function") {
					e.onclearqueue.call(f, b("#" + c.settings.queueid));
				}
			});
		},
		cancel : function(d, c) {
			this.each(function() {
				var g = b(this), e = g.data("fileupload"), f = e.settings;
				if (typeof d === "string") {
					if (!isnan(d)) {
						fileid = "uploadifive-" + b(this).attr("id") + "-file-"
								+ d;
					}
					d = b("#" + fileid).data("file");
				}
				d.skip = true;
				e.filescancelled++;
				if (d.uploading) {
					e.uploads.current--;
					d.uploading = false;
					d.xhr.abort();
					delete d.xhr;
					a.upload.call(g);
				}
				if (b.inarray("oncancel", f.overrideevents) < 0) {
					e.removequeueitem(d, c);
				}
				if (typeof f.oncancel === "function") {
					f.oncancel.call(g, d);
				}
			});
		},
		upload : function(c, d) {
			this
					.each(function() {
						var h = b(this), e = h.data("fileupload"), f = e.settings;
						if (c) {
							e.uploadfile.call(h, c);
						} else {
							if ((e.uploads.count + e.uploads.current) < f.uploadlimit
									|| f.uploadlimit == 0) {
								if (!d) {
									e.uploads.attempted = 0;
									e.uploads.successsful = 0;
									e.uploads.errors = 0;
									var g = e.filestoupload();
									if (typeof f.onupload === "function") {
										f.onupload.call(h, g);
									}
								}
								b("#" + f.queueid)
										.find(".uploadifive-queue-item")
										.not(".error, .complete")
										.each(
												function() {
													_file = b(this)
															.data("file");
													if ((e.uploads.current >= f.simuploadlimit && f.simuploadlimit !== 0)
															|| (e.uploads.current >= f.uploadlimit && f.uploadlimit !== 0)
															|| (e.uploads.count >= f.uploadlimit && f.uploadlimit !== 0)) {
														return false;
													}
													if (f.checkscript) {
														_file.checking = true;
														skipfile = e
																.checkexists(_file);
														_file.checking = false;
														if (!skipfile) {
															e.uploadfile(_file,
																	true);
														}
													} else {
														e.uploadfile(_file,
																true);
													}
												});
								if (b("#" + f.queueid).find(
										".uploadifive-queue-item").not(
										".error, .complete").size() == 0) {
									e.queuecomplete();
								}
							} else {
								if (e.uploads.current == 0) {
									if (b.inarray("onerror", f.overrideevents) < 0) {
										if (e.filestoupload() > 0
												&& f.uploadlimit != 0) {
											alert("the maximum upload limit has been reached.");
										}
									}
									if (typeof f.onerror === "function") {
										f.onerror.call(h,
												"upload_limit_exceeded", e
														.filestoupload());
									}
								}
							}
						}
					});
		},
		destroy : function() {
			this.each(function() {
				var e = b(this), c = e.data("fileupload"), d = c.settings;
				a.clearqueue.call(e);
				if (!d.queueid) {
					b("#" + d.queueid).remove();
				}
				e.siblings("input").remove();
				e.show().insertbefore(c.button);
				c.button.remove();
				if (typeof d.ondestroy === "function") {
					d.ondestroy.call(e);
				}
			});
		}
	};
	b.fn.fileupload = function(c) {
		if (a[c]) {
			return a[c].apply(this, array.prototype.slice.call(arguments, 1));
		} else {
			if (typeof c === "object" || !c) {
				return a.init.apply(this, arguments);
			} else {
				b.error("the method " + c + " does not exist in $.uploadify");
			}
		}
	};
})(jquery);