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t=e.xhr?e.xhr():m.ajaxSettings.xhr();t.upload&&m(t.upload).unbind("progress")},_isInstanceOf:function(e,t){return Object.prototype.toString.call(t)==="[object "+e+"]"},_initXHRData:function(i){var r,n=this,e=i.files[0],t=i.multipart||!m.support.xhrFileUpload,o="array"===m.type(i.paramName)?i.paramName[0]:i.paramName;i.headers=m.extend({},i.headers),i.contentRange&&(i.headers["Content-Range"]=i.contentRange),t&&!i.blob&&this._isInstanceOf("File",e)||(i.headers["Content-Disposition"]='attachment; filename="'+encodeURI(e.uploadName||e.name)+'"'),t?m.support.xhrFormDataFileUpload&&(i.postMessage?(r=this._getFormData(i),i.blob?r.push({name:o,value:i.blob}):m.each(i.files,function(e,t){r.push({name:"array"===m.type(i.paramName)&&i.paramName[e]||o,value:t})})):(n._isInstanceOf("FormData",i.formData)?r=i.formData:(r=new 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r?m.isArray(r)||(r=[r]):(r=[],t.each(function(){for(var e=m(this),t=e.prop("name")||"files[]",i=(e.prop("files")||[1]).length;i;)r.push(t),i-=1}),r.length||(r=[t.prop("name")||"files[]"])),r},_initFormSettings:function(e){e.form&&e.form.length||(e.form=m(e.fileInput.prop("form")),e.form.length||(e.form=m(this.options.fileInput.prop("form")))),e.paramName=this._getParamName(e),e.url||(e.url=e.form.prop("action")||location.href),e.type=(e.type||"string"===m.type(e.form.prop("method"))&&e.form.prop("method")||"").toUpperCase(),"POST"!==e.type&&"PUT"!==e.type&&"PATCH"!==e.type&&(e.type="POST"),e.formAcceptCharset||(e.formAcceptCharset=e.form.attr("accept-charset"))},_getAJAXSettings:function(e){var t=m.extend({},this.options,e);return this._initFormSettings(t),this._initDataSettings(t),t},_getDeferredState:function(e){return e.state?e.state():e.isResolved()?"resolved":e.isRejected()?"rejected":"pending"},_enhancePromise:function(e){return 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this._BitrateTimer,this._progress.loaded=this._progress.total=0,this._progress.bitrate=0),this._initResponseObject(t),this._initProgressObject(t),t._progress.loaded=t.loaded=t.uploadedBytes||0,t._progress.total=t.total=this._getTotal(t.files)||1,t._progress.bitrate=t.bitrate=0,this._active+=1,this._progress.loaded+=t.loaded,this._progress.total+=t.total},_onDone:function(e,t,i,r){var n=r._progress.total,o=r._response;r._progress.loaded<n&&this._onProgress(m.Event("progress",{lengthComputable:!0,loaded:n,total:n}),r),o.result=r.result=e,o.textStatus=r.textStatus=t,o.jqXHR=r.jqXHR=i,this._trigger("done",null,r)},_onFail:function(e,t,i,r){var n=r._response;r.recalculateProgress&&(this._progress.loaded-=r._progress.loaded,this._progress.total-=r._progress.total),n.jqXHR=r.jqXHR=e,n.textStatus=r.textStatus=t,n.errorThrown=r.errorThrown=i,this._trigger("fail",null,r)},_onAlways:function(e,t,i,r){this._trigger("always",null,r)},_onSend:function(e,t){t.submit||this._addConvenienceMethods(e,t);var i,r,n,o,s=this,a=s._getAJAXSettings(t),l=function(){return s._sending+=1,a._bitrateTimer=new s._BitrateTimer,i=i||((r||!1===s._trigger("send",m.Event("send",{delegatedEvent:e}),a))&&s._getXHRPromise(!1,a.context,r)||s._chunkedUpload(a)||m.ajax(a)).done(function(e,t,i){s._onDone(e,t,i,a)}).fail(function(e,t,i){s._onFail(e,t,i,a)}).always(function(e,t,i){if(s._deinitProgressListener(a),s._onAlways(e,t,i,a),s._sending-=1,s._active-=1,a.limitConcurrentUploads&&a.limitConcurrentUploads>s._sending)for(var 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t===i[0]?r[0]:t}),i[0]===this.element[0]&&(this.element=r)},_handleFileTreeEntry:function(i,r){var e,n=this,o=m.Deferred(),s=[],a=function(e){e&&!e.entry&&(e.entry=i),o.resolve([e])},l=function(){e.readEntries(function(e){var t;e.length?(s=s.concat(e),l()):(t=s,n._handleFileTreeEntries(t,r+i.name+"/").done(function(e){o.resolve(e)}).fail(a))},a)};return r=r||"",i.isFile?i._file?(i._file.relativePath=r,o.resolve(i._file)):i.file(function(e){e.relativePath=r,o.resolve(e)},a):i.isDirectory?(e=i.createReader(),l()):o.resolve([]),o.promise()},_handleFileTreeEntries:function(e,t){var i=this;return m.when.apply(m,m.map(e,function(e){return i._handleFileTreeEntry(e,t)})).then(function(){return Array.prototype.concat.apply([],arguments)})},_getDroppedFiles:function(e){var t=(e=e||{}).items;return t&&t.length&&(t[0].webkitGetAsEntry||t[0].getAsEntry)?this._handleFileTreeEntries(m.map(t,function(e){var t;return e.webkitGetAsEntry?((t=e.webkitGetAsEntry())&&(t._file=e.getAsFile()),t):e.getAsEntry()})):m.Deferred().resolve(m.makeArray(e.files)).promise()},_getSingleFileInputFiles:function(e){var t,i,r=(e=m(e)).prop("webkitEntries")||e.prop("entries");if(r&&r.length)return this._handleFileTreeEntries(r);if((t=m.makeArray(e.prop("files"))).length)void 0===t[0].name&&t[0].fileName&&m.each(t,function(e,t){t.name=t.fileName,t.size=t.fileSize});else{if(!(i=e.prop("value")))return m.Deferred().resolve([]).promise();t=[{name:i.replace(/^.*\\/,"")}]}return m.Deferred().resolve(t).promise()},_getFileInputFiles:function(e){return e instanceof m&&1!==e.length?m.when.apply(m,m.map(e,this._getSingleFileInputFiles)).then(function(){return Array.prototype.concat.apply([],arguments)}):this._getSingleFileInputFiles(e)},_onChange:function(t){var i=this,r={fileInput:m(t.target),form:m(t.target.form)};this._getFileInputFiles(r.fileInput).always(function(e){r.files=e,i.options.replaceFileInput&&i._replaceFileInput(r),!1!==i._trigger("change",m.Event("change",{delegatedEvent:t}),r)&&i._onAdd(t,r)})},_onPaste:function(e){var t=e.originalEvent&&e.originalEvent.clipboardData&&e.originalEvent.clipboardData.items,r={files:[]};t&&t.length&&(m.each(t,function(e,t){var i=t.getAsFile&&t.getAsFile();i&&r.files.push(i)}),!1!==this._trigger("paste",m.Event("paste",{delegatedEvent:e}),r)&&this._onAdd(e,r))},_onDrop:function(t){t.dataTransfer=t.originalEvent&&t.originalEvent.dataTransfer;var i=this,e=t.dataTransfer,r={};e&&e.files&&e.files.length&&(t.preventDefault(),this._getDroppedFiles(e).always(function(e){r.files=e,!1!==i._trigger("drop",m.Event("drop",{delegatedEvent:t}),r)&&i._onAdd(t,r)}))},_onDragOver:e("dragover"),_onDragEnter:e("dragenter"),_onDragLeave:e("dragleave"),_initEventHandlers:function(){this._isXHRUpload(this.options)&&(this._on(this.options.dropZone,{dragover:this._onDragOver,drop:this._onDrop,dragenter:this._onDragEnter,dragleave:this._onDragLeave}),this._on(this.options.pasteZone,{paste:this._onPaste})),m.support.fileInput&&this._on(this.options.fileInput,{change:this._onChange})},_destroyEventHandlers:function(){this._off(this.options.dropZone,"dragenter dragleave dragover drop"),this._off(this.options.pasteZone,"paste"),this._off(this.options.fileInput,"change")},_destroy:function(){this._destroyEventHandlers()},_setOption:function(e,t){var i=-1!==m.inArray(e,this._specialOptions);i&&this._destroyEventHandlers(),this._super(e,t),i&&(this._initSpecialOptions(),this._initEventHandlers())},_initSpecialOptions:function(){var e=this.options;void 0===e.fileInput?e.fileInput=this.element.is('input[type="file"]')?this.element:this.element.find('input[type="file"]'):e.fileInput instanceof m||(e.fileInput=m(e.fileInput)),e.dropZone instanceof m||(e.dropZone=m(e.dropZone)),e.pasteZone instanceof m||(e.pasteZone=m(e.pasteZone))},_getRegExp:function(e){var t=e.split("/"),i=t.pop();return t.shift(),new RegExp(t.join("/"),i)},_isRegExpOption:function(e,t){return"url"!==e&&"string"===m.type(t)&&/^\/.*\/[igm]{0,3}$/.test(t)},_initDataAttributes:function(){var n=this,o=this.options,s=this.element.data();m.each(this.element[0].attributes,function(e,t){var i,r=t.name.toLowerCase();/^data-/.test(r)&&(r=r.slice(5).replace(/-[a-z]/g,function(e){return e.charAt(1).toUpperCase()}),i=s[r],n._isRegExpOption(r,i)&&(i=n._getRegExp(i)),o[r]=i)})},_create:function(){this._initDataAttributes(),this._initSpecialOptions(),this._slots=[],this._sequence=this._getXHRPromise(!0),this._sending=this._active=0,this._initProgressObject(this),this._initEventHandlers()},active:function(){return this._active},progress:function(){return this._progress},add:function(t){var i=this;t&&!this.options.disabled&&(t.fileInput&&!t.files?this._getFileInputFiles(t.fileInput).always(function(e){t.files=e,i._onAdd(null,t)}):(t.files=m.makeArray(t.files),this._onAdd(null,t)))},send:function(t){if(t&&!this.options.disabled){if(t.fileInput&&!t.files){var i,r,n=this,o=m.Deferred(),e=o.promise();return e.abort=function(){return r=!0,i?i.abort():(o.reject(null,"abort","abort"),e)},this._getFileInputFiles(t.fileInput).always(function(e){r||(e.length?(t.files=e,(i=n._onSend(null,t)).then(function(e,t,i){o.resolve(e,t,i)},function(e,t,i){o.reject(e,t,i)})):o.reject())}),this._enhancePromise(e)}if(t.files=m.makeArray(t.files),t.files.length)return this._onSend(null,t)}return this._getXHRPromise(!1,t&&t.context)}})});
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