FileAPI.min.js 32 KB

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  1. /**!
  2. * FileAPI — a set of tools for working with files
  3. *
  4. * @author RubaXa <trash@rubaxa.org>
  5. * @build lib/canvas-to-blob lib/FileAPI.core lib/FileAPI.Image lib/FileAPI.Form lib/FileAPI.XHR lib/FileAPI.Flash
  6. */
  7. (function(a){var k=a.HTMLCanvasElement&&a.HTMLCanvasElement.prototype,g;if(g=a.Blob)try{g=Boolean(new Blob)}catch(j){g=!1}var m=g;if(g=m)if(g=a.Uint8Array)try{g=100===(new Blob([new Uint8Array(100)])).size}catch(f){g=!1}var c=g,e=a.BlobBuilder||a.WebKitBlobBuilder||a.MozBlobBuilder||a.MSBlobBuilder,q=(m||e)&&a.atob&&a.ArrayBuffer&&a.Uint8Array&&function(a){var l,f,u,g;l=0<=a.split(",")[0].indexOf("base64")?atob(a.split(",")[1]):decodeURIComponent(a.split(",")[1]);f=new ArrayBuffer(l.length);u=new Uint8Array(f);
  8. for(g=0;g<l.length;g+=1)u[g]=l.charCodeAt(g);a=a.split(",")[0].split(":")[1].split(";")[0];if(m)return new Blob([c?u:f],{type:a});u=new e;u.append(f);return u.getBlob(a)};a.HTMLCanvasElement&&!k.toBlob&&(k.mozGetAsFile?k.toBlob=function(a,c){a(this.mozGetAsFile("blob",c))}:k.toDataURL&&q&&(k.toBlob=function(a,c){a(q(this.toDataURL(c)))}));"function"===typeof define&&define.amd?define(function(){return q}):a.dataURLtoBlob=q})(this);
  9. (function(a,k){function g(b,E,a){if(b)if(l(b))for(var d=0,c=b.length;d<c;d++)d in b&&E.call(a,b[d],d,b);else for(d in b)b.hasOwnProperty(d)&&E.call(a,b[d],d,b)}function j(b,d,a){if(b){var c=h.uid(b);D[c]||(D[c]={});g(d.split(/\s+/),function(d){n?n.event.add(b,d,a):(D[c][d]||(D[c][d]=[]),D[c][d].push(a),b.addEventListener?b.addEventListener(d,a,!1):b.attachEvent?b.attachEvent("on"+d,a):b["on"+d]=a)})}}function m(b,d,a){if(b){var c=h.uid(b),e=D[c]||{};g(d.split(/\s+/),function(d){if(n)n.event.remove(b,
  10. d,a);else{for(var E=e[d]||[],c=E.length;c--;)if(E[c]===a){E.splice(c,1);break}b.addEventListener?b.removeEventListener(d,a,!1):b.detachEvent?b.detachEvent("on"+d,a):b["on"+d]=null}})}}function f(b,d,a){j(b,d,function P(c){m(b,d,P);a(c)})}function c(b,d,a,c,e){b={type:a.type||a,target:b,result:c};h.extend(b,e);d(b)}function e(b,d,a,e){if(h.isFile(b)&&p&&p.prototype["readAs"+a]){var n=new p;j(n,K,function Q(a){var e=a.type;"progress"==e?c(b,d,a,a.target.result,{loaded:a.loaded,total:a.total}):"loadend"==
  11. e?(m(n,K,Q),n=null):c(b,d,a,a.target.result)});try{if(e)n["readAs"+a](e,b);else n["readAs"+a](b)}catch(l){c(b,d,"error",k,{error:l.toString()})}}else c(b,d,"error",k,{error:"filreader_not_support_"+a})}function q(b){var d;b.getAsEntry?d=b.getAsEntry():b.webkitGetAsEntry&&(d=b.webkitGetAsEntry());return d}function t(b,d){if(b)if(b.isFile)b.file(function(b){d(!1,[b])},function(){d("entry_file")});else if(b.isDirectory){var a=[];b.createReader().readEntries(function(b){h.afor(b,function(b,c){t(c,function(c,
  12. e){c||(a=a.concat(e));b?b():d(!1,a)})})},function(){d("directory_reader")})}else t(q(b),d);else d("empty_entry")}function l(b){return"object"==typeof b&&b&&"length"in b}function A(b){b.target||(b.target=a.event&&a.event.srcElement||M);3===b.target.nodeType&&(b.target=event.target.parentNode);return b}var u=1,C=function(){},s=navigator.userAgent,y=a.createObjectURL&&a||a.URL&&URL.revokeObjectURL&&URL||a.webkitURL&&webkitURL,r=a.Blob,v=a.File,p=a.FileReader,w=a.FormData,d=a.XMLHttpRequest,n=a.jQuery,
  13. x=!(!v||!p||!a.Uint8Array&&!w&&!d.prototype.sendAsBinary)&&!(/safari\//i.test(s)&&!/chrome\//i.test(s)&&/windows/i.test(s)),s=x&&"withCredentials"in new d,r=x&&!!r&&!(!r.prototype.webkitSlice&&!r.prototype.mozSlice&&!r.prototype.slice),M=a.document,F=a.dataURLtoBlob,T=/img/i,U=/canvas/i,V=/img|canvas/,L=/input/i,I=/^data:[^,]+,/,G=Math.pow,W=Math.round,z=Number,w=function(b){return W(b*this)},H=new z(1024),N=new z(G(H,2)),J=new z(G(H,3)),G=new z(G(H,4)),D={},O=[],K="abort progress error load loadend",
  14. X="status statusText readyState response responseXML responseText responseBody".split(" "),h={version:"1.2.5",cors:!1,html5:!0,debug:!1,pingUrl:!1,withCredentials:!0,staticPath:"./",flashUrl:0,flashImageUrl:0,accept:{"image/*":"art bm bmp dwg dxf cbr cbz fif fpx gif ico iefs jfif jpe jpeg jpg jps jut mcf nap nif pbm pcx pgm pict pm png pnm qif qtif ras rast rf rp svf tga tif tiff xbm xbm xpm xwd","audio/*":"m4a flac aac rm mpa wav wma ogg mp3 mp2 m3u mod amf dmf dsm far gdm imf it m15 med okt s3m stm sfx ult uni xm sid ac3 dts cue aif aiff wpl ape mac mpc mpp shn wv nsf spc gym adplug adx dsp adp ymf ast afc hps xs",
  15. "video/*":"m4v 3gp nsv ts ty strm rm rmvb m3u ifo mov qt divx xvid bivx vob nrg img iso pva wmv asf asx ogm m2v avi bin dat dvr-ms mpg mpeg mp4 mkv avc vp3 svq3 nuv viv dv fli flv wpl"},chunkSize:0,chunkUploadRetry:0,chunkNetworkDownRetryTimeout:2E3,KB:(H.from=w,H),MB:(N.from=w,N),GB:(J.from=w,J),TB:(G.from=w,G),expando:"fileapi"+(new Date).getTime(),uid:function(b){return b?b[h.expando]=b[h.expando]||h.uid():(++u,h.expando+u)},log:function(){h.debug&&(a.console&&console.log)&&(console.log.apply?
  16. console.log.apply(console,arguments):console.log([].join.call(arguments," ")))},getXHR:function(){var b;if(d)b=new d;else if(a.ActiveXObject)try{b=new ActiveXObject("MSXML2.XMLHttp.3.0")}catch(c){b=new ActiveXObject("Microsoft.XMLHTTP")}return b},isArray:l,support:{dnd:s&&"ondrop"in M.createElement("div"),cors:s,html5:x,chunked:r,dataURI:!0},event:{on:j,off:m,one:f,fix:A},throttle:function(b,d){var c,e;return function(){e=arguments;c||(b.apply(a,e),c=setTimeout(function(){c=0;b.apply(a,e)},d))}},
  17. F:function(){},parseJSON:function(b){return a.JSON&&JSON.parse?JSON.parse(b):(new Function("return ("+b.replace(/([\r\n])/g,"\\$1")+");"))()},trim:function(b){b=String(b);return b.trim?b.trim():b.replace(/^\s+|\s+$/g,"")},defer:function(){var b=[],d,a,c={resolve:function(e,n){c.resolve=C;a=e||!1;for(d=n;n=b.shift();)n(a,d)},then:function(c){a!==k?c(a,d):b.push(c)}};return c},queue:function(b){var d=0,a=0,c=!1,e=!1,n={inc:function(){a++},next:function(){d++;setTimeout(n.check,0)},check:function(){d>=
  18. a&&!c&&n.end()},isFail:function(){return c},fail:function(){!c&&b(c=!0)},end:function(){e||(e=!0,b())}};return n},each:g,afor:function(b,d){var a=0,c=b.length;l(b)&&c--?function B(){d(c!=a&&B,b[a],a++)}():d(!1)},extend:function(b){g(arguments,function(d){g(d,function(d,a){b[a]=d})});return b},isFile:function(b){return x&&b&&b instanceof v},isCanvas:function(b){return b&&U.test(b.nodeName)},getFilesFilter:function(b){return(b="string"==typeof b?b:b.getAttribute&&b.getAttribute("accept")||"")?RegExp("("+
  19. b.replace(/\./g,"\\.").replace(/,/g,"|")+")$","i"):/./},readAsDataURL:function(b,d){h.isCanvas(b)?c(b,d,"load",h.toDataURL(b)):e(b,d,"DataURL")},readAsBinaryString:function(b,d){p&&p.prototype.readAsBinaryString?e(b,d,"BinaryString"):e(b,function(b){if("load"==b.type)try{b.result=h.toBinaryString(b.result)}catch(a){b.type="error",b.message=a.toString()}d(b)},"DataURL")},readAsArrayBuffer:function(b,d){e(b,d,"ArrayBuffer")},readAsText:function(b,d,a){a||(a=d,d="utf-8");e(b,a,"Text",d)},toDataURL:function(b){if("string"==
  20. typeof b)return b;if(b.toDataURL)return b.toDataURL("image/png")},toBinaryString:function(b){return a.atob(h.toDataURL(b).replace(I,""))},readAsImage:function(b,d,a){if(h.isFile(b))if(y){var e=y.createObjectURL(b);e===k?c(b,d,"error"):h.readAsImage(e,d,a)}else h.readAsDataURL(b,function(e){"load"==e.type?h.readAsImage(e.result,d,a):(a||"error"==e.type)&&c(b,d,e,null,{loaded:e.loaded,total:e.total})});else h.isCanvas(b)?c(b,d,"load",b):T.test(b.nodeName)?b.complete?c(b,d,"load",b):f(b,"error abort load",
  21. function B(a){"load"==a.type&&y&&y.revokeObjectURL(b.src);m(b,"error abort load",B);c(b,d,a,b)}):b.iframe?c(b,d,{type:"error"}):(e=new Image,e.src=b.dataURL||b,h.readAsImage(e,d,a))},checkFileObj:function(b){var d={},a=h.accept;"object"==typeof b?d=b:d.name=(b+"").split(/\\|\//g).pop();null==d.type&&(d.type=d.name.split(".").pop());g(a,function(b,a){b=RegExp(b.replace(/\s/g,"|"),"i");b.test(d.type)&&(d.type=a.split("/")[0]+"/"+d.type)});return d},getDropFiles:function(b,d){var a=[],c=(b.originalEvent||
  22. b||"").dataTransfer||{},e=l(c.items)&&c.items[0]&&q(c.items[0]),n=h.queue(function(){d(a)});g((e?c.items:c.files)||[],function(b){n.inc();if(e)t(b,function(b,d){!b&&a.push.apply(a,d);n.next()});else{var d=function(d){d&&a.push(b);n.next()};if(!b.type&&0==b.size%4096&&102400>=b.size)if(p)try{var c=new p;f(c,K,function(b){b="error"!=b.type;d(b);b&&c.abort()});c.readAsDataURL(b)}catch(l){d(!1)}else d(null);else d(!0)}});n.check()},getFiles:function(b,d,a){var c=[];if(a)return h.filterFiles(h.getFiles(b),
  23. d,a),null;b.jquery&&(b.each(function(){c=c.concat(h.getFiles(this))}),b=c,c=[]);"string"==typeof d&&(d=h.getFilesFilter(d));b.originalEvent?b=A(b.originalEvent):b.srcElement&&(b=A(b));b.dataTransfer?b=b.dataTransfer:b.target&&(b=b.target);b.files?c=b.files:!x&&L.test(b&&b.tagName)?h.trim(b.value)&&(c=[h.checkFileObj(b.value)],c[0].blob=b,c[0].iframe=!0):l(b)&&(c=b);return h.filter(c,function(b){return!d||d.test(b.name)})},getInfo:function(b,d){var a={},c=O.concat();h.isFile(b)?function B(){var e=
  24. c.shift();e?e.test(b.type)?e(b,function(b,c){b?d(b):(h.extend(a,c),B())}):B():d(!1,a)}():d("not_support",a)},addInfoReader:function(b,d){d.test=function(d){return b.test(d)};O.push(d)},filter:function(b,d){for(var a=[],c=0,e=b.length,n;c<e;c++)c in b&&(n=b[c],d.call(n,n,c,b)&&a.push(n));return a},filterFiles:function(b,d,a){if(b.length){var c=b.concat(),e,n=[],l=[];(function R(){c.length?(e=c.shift(),h.getInfo(e,function(b,a){(d(e,b?!1:a)?n:l).push(e);R()})):a(n,l)})()}else a([],b)},upload:function(b){b=
  25. h.extend({prepare:h.F,beforeupload:h.F,upload:h.F,fileupload:h.F,fileprogress:h.F,filecomplete:h.F,progress:h.F,complete:h.F,pause:h.F,chunkSize:h.chunkSize,chunkUpoloadRetry:h.chunkUploadRetry},b);b.imageAutoOrientation&&!b.imageTransform&&(b.imageTransform={rotate:"auto"});var d=new h.XHR(b),a=this._getFilesDataArray(b.files),c=0,e=0,n=this,l,f=!1;g(a,function(b){c+=b.size});d.files=[];g(a,function(b){d.files.push(b.file)});d.total=c;d.loaded=0;b.beforeupload(d,b);(l=function S(){var l=a.shift(),
  26. t=l&&l.file,x=!1,u={};g(b,function(b,d){b&&"object"===typeof b&&(b=h.extend({},b));u[d]=b});t&&t.name===h.expando&&(t=null,h.log("[warn] FileAPI.upload() \u2014 called without files"));("abort"!=d.statusText||d.current)&&l?(f=!1,(d.currentFile=t)&&b.prepare(t,u),this._getFormData(u,l,function(a){e||b.upload(d,b);var f=new h.XHR(h.extend({},u,{upload:t?function(){b.fileupload(t,f,u)}:C,progress:t?function(a){x||(b.fileprogress({type:"progress",total:l.total=a.total,loaded:l.loaded=a.loaded},t,f,u),
  27. b.progress({type:"progress",total:c,loaded:d.loaded=e+l.size*(a.loaded/a.total)|0},t,f,u))}:C,complete:function(a){x=!0;g(X,function(b){d[b]=f[b]});t&&(l.loaded=l.total,this.progress(l),e+=l.size,d.loaded=e,b.filecomplete(a,f,t,u));S.call(n)}}));d.abort=function(b){this.current=b;f.abort()};f.send(a)})):(b.complete(200==d.status||201==d.status?!1:d.statusText||"error",d,b),f=!0)}).call(this);d.append=function(b,e){b=h._getFilesDataArray([].concat(b));g(b,function(b){c+=b.size;d.files.push(b.file);
  28. e?a.unshift(b):a.push(b)});f&&l.call(n)};d.remove=function(b){var d=-1;g(a,function(c){d++;if(c.file==b)return a.splice(d,1)})};return d},_getFilesDataArray:function(b){var d=[],a={};if(L.test(b&&b.tagName)){var c=h.getFiles(b);a[b.name||"file"]=null!==b.getAttribute("multiple")?c:c[0]}else l(b)&&L.test(b[0]&&b[0].tagName)?g(b,function(b){a[b.name||"file"]=h.getFiles(b)}):a=b;g(a,function B(b,a){l(b)?g(b,function(b){B(b,a)}):b&&b.name&&d.push({name:a,file:b,size:b.size,total:b.size,loaded:0})});d.length||
  29. d.push({file:{name:h.expando}});return d},_getFormData:function(b,d,a){var c=d.file,e=d.name,n=c.name,l=c.type;d=h.support.transform&&b.imageTransform;var f=new h.Form,t=h.queue(function(){a(f)}),x=d&&(0<parseInt(d.maxWidth||d.minWidth||d.width,10)||d.rotate);h.Image&&d&&(/image/.test(c.type)||V.test(c.nodeType))?(t.inc(),x&&(d=[d]),h.Image.transform(c,d,b.imageAutoOrientation,function(d,a){x&&!d?(!F&&!h.flashEngine&&(a[0]=h.toBinaryString(a[0]),f.multipart=!0),f.append(e,a[0],n,l)):(d||(g(a,function(b,
  30. d){!F&&!h.flashEngine&&(b=h.toBinaryString(b),f.multipart=!0);f.append(e+"["+d+"]",b,n,l)}),e+="[original]"),(d||b.imageOriginal)&&f.append(e,c,n,l));t.next()})):n!==h.expando&&f.append(e,c,n);g(b.data,function Y(b,d){"object"==typeof b?g(b,function(b,a){Y(b,d+"["+a+"]")}):f.append(d,b)});t.check()},reset:function(b){var d,a;n?(a=n(b).clone(!0).insertBefore(b).val("")[0],n(b).remove()):(d=b.parentNode,a=d.insertBefore(b.cloneNode(!0),b),a.value="",d.removeChild(b),g(D[h.uid(b)],function(d,c){g(d,
  31. function(d){m(b,c,d);j(a,c,d)})}));return a},load:function(b,d){var a=h.getXHR();a?(a.open("GET",b,!0),a.overrideMimeType&&a.overrideMimeType("text/plain; charset=x-user-defined"),j(a,"progress",function(b){b.lengthComputable&&d({type:b.type,loaded:b.loaded,total:b.total},a)}),a.onreadystatechange=function(){if(4==a.readyState)if(a.onreadystatechange=null,200==a.status){b=b.split("/");var c={name:b[b.length-1],size:a.getResponseHeader("Content-Length"),type:a.getResponseHeader("Content-Type")};c.dataURL=
  32. "data:"+c.type+";base64,"+h.encode64(a.responseBody||a.responseText);d({type:"load",result:c})}else d({type:"error"})},a.send(null)):d({type:"error"});return a},encode64:function(b){var d="",a=0;for("string"!==typeof b&&(b=String(b));a<b.length;){var c=b.charCodeAt(a++)&255,e=b.charCodeAt(a++)&255,n=b.charCodeAt(a++)&255,l=c>>2,c=(c&3)<<4|e>>4;isNaN(e)?e=n=64:(e=(e&15)<<2|n>>6,n=isNaN(n)?64:n&63);d+="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=".charAt(l)+"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=".charAt(c)+
  33. "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=".charAt(e)+"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=".charAt(n)}return d}};h.addInfoReader(/^image/,function(b,d){if(!b.__dimensions){var a=b.__dimensions=h.defer();h.readAsImage(b,function(b){var d=b.target;a.resolve("load"==b.type?!1:"error",{width:d.width,height:d.height})})}b.__dimensions.then(d)});h.event.dnd=function(b,d,a){var c,e;a||(a=d,d=h.F);p?(j(b,"dragenter dragleave dragover",function(b){for(var a=
  34. ((b.originalEvent||b||"").dataTransfer||{}).types,n=a&&a.length;n--;)~a[n].indexOf("File")&&(b.preventDefault(),e!==b.type&&(e=b.type,"dragleave"!=e&&d.call(b.currentTarget,!0,b),clearTimeout(c),c=setTimeout(function(){d.call(b.currentTarget,"dragleave"!=e,b)},50)))}),j(b,"drop",function(b){b.preventDefault();e=0;d.call(b.currentTarget,!1,b);h.getDropFiles(b,function(d){a.call(b.currentTarget,d,b)})})):h.log("Drag'n'Drop -- not supported")};n&&!n.fn.dnd&&(n.fn.dnd=function(b,d){return this.each(function(){h.event.dnd(this,
  35. b,d)})});a.FileAPI=h.extend(h,a.FileAPI);h.flashUrl||(h.flashUrl=h.staticPath+"FileAPI.flash.swf");h.flashImageUrl||(h.flashImageUrl=h.staticPath+"FileAPI.flash.image.swf")})(window);
  36. (function(a,k,g){function j(a,c){if(!(this instanceof j))return new j(a);this.file=a;this.better=!c;this.matrix={sx:0,sy:0,sw:0,sh:0,dx:0,dy:0,dw:0,dh:0,resize:0,deg:0}}var m=Math.min,f=Math.round,c=!1,e={8:270,3:180,6:90};try{c=-1<k.createElement("canvas").toDataURL("image/png").indexOf("data:image/png")}catch(q){}j.prototype={constructor:j,set:function(c){a.extend(this.matrix,c);return this},crop:function(a,c,e,f){e===g&&(e=a,f=c,a=c=0);return this.set({sx:a,sy:c,sw:e,sh:f||e})},resize:function(a,
  37. c,e){"string"==typeof c&&(e=c,c=a);return this.set({dw:a,dh:c,resize:e})},preview:function(a,c){return this.set({dw:a,dh:c||a,resize:"preview"})},rotate:function(a){return this.set({deg:a})},_load:function(c,e){var f=this;a.readAsImage(c,function(a){e.call(f,"load"!=a.type,a.result)})},_apply:function(a,c){var e=k.createElement("canvas"),f=this.getMatrix(a),g=e.getContext("2d"),m=f.deg,q=f.dw,r=f.dh,v=a.width,p=a.height,j,d=a;if(this.better)for(;2<Math.min(v/q,p/r);)v=~~(v/2+0.5),p=~~(p/2+0.5),j=
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