vendor-all-the-javascripts/vendor/assets/javascripts/plupload/plupload.html5.js

1 line
16 KiB
JavaScript
Raw Normal View History

2012-07-02 22:31:44 +00:00
(function(h,k,j,e){var c={},g;function m(o,p){var n;if("FileReader" in h){n=new FileReader();n.readAsDataURL(o);n.onload=function(){p(n.result)}}else{return p(o.getAsDataURL())}}function l(o,p){var n;if("FileReader" in h){n=new FileReader();n.readAsBinaryString(o);n.onload=function(){p(n.result)}}else{return p(o.getAsBinary())}}function d(r,p,n,v){var q,o,u,s,t=this;m(c[r.id],function(w){q=k.createElement("canvas");q.style.display="none";k.body.appendChild(q);o=q.getContext("2d");u=new Image();u.onerror=u.onabort=function(){v({success:false})};u.onload=function(){var B,x,z,y,A;if(!p.width){p.width=u.width}if(!p.height){p.height=u.height}s=Math.min(p.width/u.width,p.height/u.height);if(s<1||(s===1&&n==="image/jpeg")){B=Math.round(u.width*s);x=Math.round(u.height*s);q.width=B;q.height=x;o.drawImage(u,0,0,B,x);if(n==="image/jpeg"){y=new f(atob(w.substring(w.indexOf("base64,")+7)));if(y.headers&&y.headers.length){A=new a();if(A.init(y.get("exif")[0])){A.setExif("PixelXDimension",B);A.setExif("PixelYDimension",x);y.set("exif",A.getBinary());if(t.hasEventListener("ExifData")){t.trigger("ExifData",r,A.EXIF())}if(t.hasEventListener("GpsData")){t.trigger("GpsData",r,A.GPS())}}}if(p.quality){try{w=q.toDataURL(n,p.quality/100)}catch(C){w=q.toDataURL(n)}}}else{w=q.toDataURL(n)}w=w.substring(w.indexOf("base64,")+7);w=atob(w);if(y&&y.headers&&y.headers.length){w=y.restore(w);y.purge()}q.parentNode.removeChild(q);v({success:true,data:w})}else{v({success:false})}};u.src=w})}j.runtimes.Html5=j.addRuntime("html5",{getFeatures:function(){var s,o,r,q,p,n;o=r=p=n=false;if(h.XMLHttpRequest){s=new XMLHttpRequest();r=!!s.upload;o=!!(s.sendAsBinary||s.upload)}if(o){q=!!(s.sendAsBinary||(h.Uint8Array&&h.ArrayBuffer));p=!!(File&&(File.prototype.getAsDataURL||h.FileReader)&&q);n=!!(File&&(File.prototype.mozSlice||File.prototype.webkitSlice||File.prototype.slice))}g=j.ua.safari&&j.ua.windows;return{html5:o,dragdrop:(function(){var t=k.createElement("div");return("draggable" in t)||("ondragstart" in t&&"ondrop" in t)}()),jpgresize:p,pngresize:p,multipart:p||!!h.FileReader||!!h.FormData,canSendBinary:q,cantSendBlobInFormData:!!(j.ua.gecko&&h.FormData&&h.FileReader&&!FileReader.prototype.readAsArrayBuffer),progress:r,chunks:n,multi_selection:!(j.ua.safari&&j.ua.windows),triggerDialog:(j.ua.gecko&&h.FormData||j.ua.webkit)}},init:function(p,r){var n,q;function o(w){var u,t,v=[],x,s={};for(t=0;t<w.length;t++){u=w[t];if(s[u.name]){continue}s[u.name]=true;x=j.guid();c[x]=u;v.push(new j.File(x,u.fileName||u.name,u.fileSize||u.size))}if(v.length){p.trigger("FilesAdded",v)}}n=this.getFeatures();if(!n.html5){r({success:false});return}p.bind("Init",function(w){var G,F,C=[],v,D,t=w.settings.filters,u,B,s=k.body,E;G=k.createElement("div");G.id=w.id+"_html5_container";j.extend(G.style,{position:"absolute",background:p.settings.shim_bgcolor||"transparent",width:"100px",height:"100px",overflow:"hidden",zIndex:99999,opacity:p.settings.shim_bgcolor?"":0});G.className="plupload html5";if(p.settings.container){s=k.getElementById(p.settings.container);if(j.getStyle(s,"position")==="static"){s.style.position="relative"}}s.appendChild(G);no_type_restriction:for(v=0;v<t.length;v++){u=t[v].extensions.split(/,/);for(D=0;D<u.length;D++){if(u[D]==="*"){C=[];break no_type_restriction}B=j.mimeTypes[u[D]];if(B&&j.inArray(B,C)===-1){C.push(B)}}}G.innerHTML='<input id="'+p.id+'_html5" style="font-size:999px" type="file" accept="'+C.join(",")+'" '+(p.settings.multi_selection&&p.features.multi_selection?'multiple="multiple"':"")+" />";G.scrollTop=100;E=k.getElementById(p.id+"_html5");if(w.features.triggerDialog){j.extend(E.style,{position:"absolute",width:"100%",height:"100%"})}else{j.extend(E.style,{cssFloat:"right",styleFloat:"right"})}E.onchange=function(){o(this.files);this.value=""};F=k.getElementById(w.settings.browse_button);if(F){var z=w.settings.browse_button_hover,A=w.settings.browse_button_active,x=w.features.triggerDialog?F:G;if(z){j.addEvent(x,"mouseover",function(){j.addClass(F,z)},w.id);j.addEvent(x,"mouseout",function(){j.removeClass(F,z)},w.id)}if(A){j.addEvent(x,"mo