thuongtin/filedrop.min.js

## filedrop.min.js
/*!
  FileDrop Revamped - HTML5 & legacy file upload
  in public domain  | http://filedropjs.org
  by Proger_XP      | http://proger.me

  Supports IE 6+, FF 3.6+, Chrome 7+, Safari 5+, Opera 11+.
  Fork & report problems at https://github.com/ProgerXP/FileDrop
*/
;(function(e,t){typeof define=="function"&&define.amd?define(["exports"],function(n){t(e,n)}):typeof exports!="undefined"?t(e,exports):t(e,e.fd=e.fd||{})})(this,function(t,n){n.randomID=function(e){return(e||"fd")+"_"+(Math.random()*1e4).toFixed()},n.uniqueID=function(e){do var t=n.randomID(e);while(n.byID(t));return t},n.byID=function(e){return n.isTag(e)?e:document.getElementById(e)},n.isTag=function(e,t){return typeof e=="object"&&e&&e.nodeType==1&&(!t||e.tagName.toUpperCase()==t.toUpperCase())},n.newXHR=function(){try{return new XMLHttpRequest}catch(e){var t=["MSXML2.XMLHTTP.6.0","MSXML2.XMLHTTP.5.0","MSXML2.XMLHTTP.4.0","MSXML2.XMLHTTP.3.0","MSXML2.XMLHTTP","Microsoft.XMLHTTP"];for(var n=0;n<t.length;n++)try{return new ActiveXObject(t[n])}catch(e){}}throw"Cannot create XMLHttpRequest."},n.isArray=function(e){return Object.prototype.toString.call(e)==="[object Array]"},n.toArray=function(e,t){return e===null||typeof e=="undefined"?[]:(!n.isArray(e)&&(typeof 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s=0;s<e.length;s++)if(typeof e[s]=="function"){i=e[s].apply(r||this,t);if(i!=null)break}}else if(e)throw"FileDrop event list must be either an Array, Function, undefined or null but "+typeof e+" was given.";return i},n.callAllOfObject=function(e,t,r){if(n.logging&&n.hasConsole){var i=e.events[t]?e.events[t].length||0:0;console.info("FileDrop "+t+" event ("+i+") args:"),console.dir([r])}var s=[n.onObjectCall].concat(e.events.any),o=n.callAll(s,[t].concat(n.toArray(r)),e);return o!=null?o:n.callAll(e.events[t],r,e)},n.appendEventsToObject=function(e,t){if(n.addEventsToObject(this,!1,arguments))return this;switch(arguments.length){case 0:return n.extend({},this.events);case 1:if(e===null)return this.events={},this;if(n.isArray(e)){var r={};for(var i=0;i<e.length;i++)r[e[i]]=n.toArray(this.events[e[i]]);return r}if(typeof e=="function")return n.funcNS(e);if(typeof e=="string")return n.toArray(this.events[e]);case 2:e=n.toArray(e);if(t===null){for(var i=0;i<e.length;i++){var 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i=r.opt.iframe;n.extend(r.opt,t,!0),n.extend(r.opt.iframe,i),n.isChrome&&(r.opt.fullDocDragDetect=!0),r.events={any:[],dragEnter:[],dragLeave:[],dragOver:[],dragEnd:[],dragExit:[],upload:[],uploadElsewhere:[],inputSetup:[],iframeSetup:[],iframeDone:[]},r.on=r.events,r.zone=r.el,r.hook=function(e){r.opt.input!=0&&(r.opt.input=r.opt.input||r.prepareInput(e),r.opt.input&&n.callAllOfObject(r,"inputSetup",r.opt.input)),r.hookDragOn(e),r.hookDropOn(e)},r.hookDragOn=function(e){r.opt.fullDocDragDetect?(r.delegate(document.body,"dragEnter"),n.addEvent(document,"dragleave",function(e){if(e.clientX==0&&e.clientY==0||n.isTag(e.relatedTarget,"html"))n.stopEvent(e),n.callAllOfObject(r,"dragLeave",e)})):(r.delegate(e,"dragEnter"),r.delegate(e,"dragLeave")),r.delegate(e,"dragOver"),r.delegate(e,"dragEnd"),r.delegate(e,"dragExit")},r.hookDropOn=function(e){n.isIE9||r.delegate(e,"drop","upload")},r.delegate=function(e,t,i){n.addEvent(e,t.toLowerCase(),function(e){n.stopEvent(e),n.callAllOfObject(r,i||t,e)})},r.prepareInput=function(e){var t=r.findInputRecursive(e)||r.createInputAt(e);if(t){var i=t.parentNode;while(i&&!n.isTag(i,"form"))i=i.parentNode;if(!i)throw"FileDrop file input has no parent form element.";var s=i?i.getAttribute("target"):"";if(s&&n.isTag(n.byID(s),"iframe"))return{file:t,form:i}}return!1},r.findInputRecursive=function(e){for(var t=0
;t<e.childNodes.length;t++){var i=e.childNodes[t];if(n.isTag(i,"input")&&i.getAttribute("type")=="file"&&n.hasClass(i,r.opt.inputClass))return i;if(i=arguments.callee(i))return i}},r.createInputAt=function(e){do var t=n.randomID();while(n.byID(t));var i=document.createElement("div");i.innerHTML='<iframe src="javascript:false" name="'+t+'"></iframe>'+'<form method="post" enctype="multipart/form-data">'+'<input type="hidden" name="'+r.opt.iframe.callbackParam+'" />'+'<input type="file" name="'+r.opt.iframe.fileParam+'" />'+"</form>",i.firstChild.setAttribute("id",t),i.firstChild.style.display="none",i.lastChild.setAttribute("target",t);var s=e.firstChild;while(s&&(!n.isTag(s)||n.isTag(s,"legend")))s=s.nextSibling;return s?e.insertBefore(i,s):e.appendChild(i),i.lastChild.lastChild},r.abortIFrame=function(){if(r.opt.input.form){var e=n.byID(r.opt.input.form.getAttribute("target"));e&&e.setAttribute("src","javascript:false")}},r.sendViaIFrame=function(e){e=e||r.opt.iframe.url;var t=(r.opt.input||{}).form;if(e&&t){do var i=n.randomID();while(i in window);window[i]=function(t){typeof t!="object"&&(t={response:t,responseXML:"",responseText:(t||"").toString(),readyState:4,status:200,statusText:"OK",getAllResponseHeaders:function(){return""},getResponseHeader:function(){return""},setRequestHeader:function(){return this},statusCode:function(){return this},abort:function(){return this}}),n.extend(t,{iframe:!0,url:e}),n.callAllOfObject(r,"iframeDone",t)};var s=t.firstChild;while(s&&(!n.isTag(s,"input")||s.name!=r.opt.iframe.callbackParam))s=s.nextSibling;return s?s.value=i:e=e.replace(/[?&]+$/,"")+(e.indexOf("?")==-1?"?":"&")+r.opt.iframe.callbackParam+"="+i,t.setAttribute("action",e),n.callAllOfObject(r,"iframeSetup",t),t.submit(),setTimeout(r.resetForm,300),!0}},r.resetForm=function(){var e=r.opt.input&&r.opt.input.file;if(e){e.value="";if(r.opt.recreateInput){var t=r.opt.input.file=e.cloneNode(!0);e.parentNode.replaceChild(t,e),n.callAllOfObject(r,"inputSetup",[r.opt.input,e])}}},r.multiple=function(e){return r.opt.input&&typeof e!="undefined"&&(e?r.opt.input.file.setAttribute("multiple","multiple"):r.opt.input.file.removeAttribute("multiple")),r.opt.input&&!!r.opt.input.file.getAttribute("multiple")},r.event=function(e,t){return n.appendEventsToObject.apply(r,arguments)},r.preview=function(e,t){return n.previewToObject.apply(r,arguments)},r.onInputSetup=function(t,i){i?(t.file.clearAttributes&&t.file.clearAttributes(),t.file.mergeAttributes&&t.file.mergeAttributes(i)):r.multiple(r.opt.multiple),n.setClass(t.file,r.opt.inputClass),r.delegate(t.file,"change","upload");var s=t.file.parentNode;s&&s.style.display.match(/^(static)?$/)&&(s.style.position="relative");if(n.isTag(e,"fieldset")){var o=document.createElement("div");o.style.position="relative",o.style.overflow="hidden",e.parentNode.insertBefore(o,e),o.appendChild(e)}},r.onDragOver=function(e){n.stopEvent(e),e.dataTransfer&&(e.dataTransfer.dropEffect=r.opt.dropEffect)},r.onUpload=function(){for(var e=0;e<n.all.length;e++)n.all[e]!==r&&n.all[e].events&&n.callAllOfObject(n.all[e],"uploadElsewhere",r)},r.event({inputSetup:r.onInputSetup,dragOver:r.onDragOver,upload:r.onUpload}),n.setClass(e,r.opt.zoneClass),r.hook(e)},n.FileDrop=function(e,t){function i(t){return function(){n.setClass(e,r.opt.dragOverClass,t)}}var r=this;e=n.byID(e),r.handle=new n.DropHandle(e,t),r.handle.filedrop=r,n.extend(r.handle.opt,{dragOverClass:"over"}),n.extend(r.handle.opt.iframe,{force:!1}),n.extend(r.handle.events,{send:[],fileSetup:[]}),r.onUpload=function(e){var t=!r.opt.iframe.force&&r.eventFiles(e,!0);t?t.length>0&&n.callAllOfObject(r,"send",[t]):!r.handle.sendViaIFrame()&&n.hasConsole&&console.warn("FileDrop fallback upload triggered but iframe options were not configured - 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.push(t)},r),i},t.largest=function(){return t.findCompare(function(e){return e.size})},t.smallest=function(){return t.findCompare(function(e){return-e.size})},t.oldest=function(){return t.findCompare(function(e){return-e.modDate.getTime()})},t.newest=function(){return t.findCompare(function(e){return e.modDate})},t.ofType=function(e){return e+=e.indexOf("/")==-1?"/":"$",e=new RegExp("^"+e,"i"),t.filter(function(t){return e.test(t.type)})},t.images=function(){return t.ofType("image")},t.named=function(e){return typeof e=="string"?t.find(function(t){return t.name==e}):t.filter(function(t){return e.test(t.name)})}},n.FileList.prototype.length=0,n.FileList.prototype.splice=Array.prototype.splice,n.File=function(t){var r=this;r.nativeFile=t,r.nativeEntry=null,r.name=t.fileName||t.name||"",r.size=t.fileSize||t.size||0,r.type=r.mime=t.fileType||t.type||"",r.modDate=t.lastModifiedDate||new Date,r.xhr=null,r.opt={extraHeaders:!0,xRequestedWith:!0,method:"POST"},r.events={any:[],xhrSetup:[],xhrSend:[],progress:[],done:[],error:[]},r.events.sendXHR=r.events.xhrSend,r.abort=function(){return r.xhr&&r.xhr.abort&&r.xhr.abort(),r},r.sendTo=function(e,t){t=n.extend(t,r.opt),t.url=e;if(!r.size)n.hasConsole&&console.warn("Trying to send an empty FileDrop.File.");else if(window.FileReader){var i=new FileReader;i.onload=function(e){r.sendDataReadyTo(t,e)},i.onerror=function(e){n.callAllOfObject(r,"error",[e])},i.readAsArrayBuffer(r.nativeFile)}else r.sendDataReadyTo(t);return r},r.sendDataReadyTo=function(e,t){r.abort(),r.xhr=n.newXHR(),r.hookXHR(r.xhr),r.xhr.open(e.method,e.url,!0),r.xhr.overrideMimeType&&r.xhr.overrideMimeType("application/octet-stream"),r.xhr.setRequestHeader("Content-Type","application/octet-stream");if(e.extraHeaders){r.xhr.setRequestHeader("X-File-Name",encodeURIComponent(r.name)),r.xhr.setRequestHeader("X-File-Size",r.size),r.xhr.setRequestHeader("X-File-Type",r.type),r.xhr.setRequestHeader("X-File-Date",r.modDate.toGMTString());var i=e.xRequestedWith;if(i===!0){var s=window.FileReader?"FileAPI":"Webkit";i="FileDrop-XHR-"+s}i&&r.xhr.setRequestHeader("X-Requested-With",i)}n.callAllOfObject(r,"xhrSetup",[r.xhr,e]);var o=t&&t.target&&t.target.result?t.target.result:r.nativeFile;return n.callAllOfObject(r,"xhrSend",[r.xhr,o,e]),r.xhr},r.hookXHR=function(e){var t=e.upload||e;e.onreadystatechange=function(t){if(e.readyState==4){try{var i=e.status==200?"done":"error"}catch(t){var i="error"}var s=i=="error"?[t,e]:[e,t];n.callAllOfObject(r,i,s)}},t.onprogress=function(t){var i=t.lengthComputable?t.loaded:null;n.callAllOfObject(r,"progress",[i,t.total||null,e,t])}},r.readData=function(e,t,n){return r.read({onDone:e,onError:t,func:n})},r.readDataURL=function(e,t){return r.readData(e,t||!1,"uri")},r.readDataURI=r.readDataURL,r.read=function(t){function i(e,n){typeof n=="object"||(n.message=n),n.fdError=e,t.onError!==!1&&(t.onError||t.onDone).apply(this,arguments)}n.extend(t,{onDone:new Function,onError:null,blob:r.nativeFile,func:"",start:0,end:null,mime:""});if(!window.FileReader)return i("support",e);if(t.start>0||t.end!=null&&t.end)t.blob.slice?(t.end==null&&(t.end=t.blob.size||t.blob.fileSize),t.blob=t.blob.slice(t.start,t.end,t.mime)):n.hasConsole&&console.warn("File Blob/slice() are unsupported - 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expected nothing (creates new zone), a string (property to access) or an object (custom zone options).");return i}},t.FileDrop=n.FileDrop});
	/*!
	FileDrop Revamped - HTML5 & legacy file upload
	in public domain \| http://filedropjs.org
	by Proger_XP \| http://proger.me

	Supports IE 6+, FF 3.6+, Chrome 7+, Safari 5+, Opera 11+.
	Fork & report problems at https://github.com/ProgerXP/FileDrop
	*/
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