talksik/FileSaver.js
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Auto-prepend BOM in IE10+

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The last commit fixes some BOM prepending issues but it doesn't actually
add support for IE. This commit adds full auto-prepend BOM support for
IE.
This commit is contained in:
Eli Grey
2015-05-07 18:16:34 -04:00
parent f9a09b26f8
commit babc6d9d8f
2 changed files with 20 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files
FileSaver.js
+19 -14
View File
@@ -1,6 +1,6 @@
/* FileSaver.js
* A saveAs() FileSaver implementation.
* 2015-05-07.1
* 2015-05-07.2
*
* By Eli Grey, http://eligrey.com
* License: X11/MIT
@@ -12,16 +12,10 @@
/*! @source http://purl.eligrey.com/github/FileSaver.js/blob/master/FileSaver.js */
var saveAs = saveAs
// IE 10+ (native saveAs)
|| (typeof navigator !== "undefined" &&
navigator.msSaveOrOpenBlob && navigator.msSaveOrOpenBlob.bind(navigator))
// Everyone else
|| (function(view) {
var saveAs = saveAs || (function(view) {
"use strict";
// IE <10 is explicitly unsupported
if (typeof navigator !== "undefined" &&
/MSIE [1-9]\./.test(navigator.userAgent)) {
if (typeof navigator !== "undefined" && /MSIE [1-9]\./.test(navigator.userAgent)) {
return;
}
var
@@ -81,7 +75,15 @@ var saveAs = saveAs
}
}
}
, auto_bom = function(blob) {
// prepend BOM for UTF-8 XML and text/* types (including HTML)
if (/^\s*(?:text\/\S*|application\/xml|\S*\/\S*\+xml)\s*;.*charset\s*=\s*utf-8/i.test(blob.type)) {
return new Blob(["\ufeff", blob], {type: blob.type});
}
return blob;
}
, FileSaver = function(blob, name) {
blob = auto_bom(blob);
// First try a.download, then web filesystem, then object URLs
var
filesaver = this
@@ -125,10 +127,6 @@ var saveAs = saveAs
if (!name) {
name = "download";
}
// prepend BOM for UTF-8 XML and text/* types (including HTML)
if (/^\s*(?:text\/\S*|application\/xml|\S*\/\S*\+xml)\s*;.*charset\s*=\s*utf-8/i.test(blob.type)) {
blob = new Blob(["\ufeff", blob], {type: blob.type});
}
if (can_use_save_link) {
object_url = get_URL().createObjectURL(blob);
save_link.href = object_url;
@@ -211,6 +209,13 @@ var saveAs = saveAs
return new FileSaver(blob, name);
}
;
// IE 10+ (native saveAs)
if (typeof navigator !== "undefined" && navigator.msSaveOrOpenBlob) {
return function(blob, name) {
return navigator.msSaveOrOpenBlob(auto_bom(blob), name);
};
}
FS_proto.abort = function() {
var filesaver = this;
filesaver.readyState = filesaver.DONE;
@@ -245,4 +250,4 @@ if (typeof module !== "undefined" && module.exports) {
define([], function() {
return saveAs;
});
}
}
FileSaver.min.js
Vendored
+1 -1
View File
@@ -1,2 +1,2 @@
/*! @source http://purl.eligrey.com/github/FileSaver.js/blob/master/FileSaver.js */
var saveAs=saveAs||"undefined"!=typeof navigator&&navigator.msSaveOrOpenBlob&&navigator.msSaveOrOpenBlob.bind(navigator)||function(e){"use strict";if("undefined"==typeof navigator||!/MSIE [1-9]\./.test(navigator.userAgent)){var t=e.document,n=function(){return e.URL||e.webkitURL||e},o=t.createElementNS("http://www.w3.org/1999/xhtml","a"),r="download"in o,i=function(n){var o=t.createEvent("MouseEvents");o.initMouseEvent("click",!0,!1,e,0,0,0,0,0,!1,!1,!1,!1,0,null),n.dispatchEvent(o)},a=e.webkitRequestFileSystem,c=e.requestFileSystem||a||e.mozRequestFileSystem,f=function(t){(e.setImmediate||e.setTimeout)(function(){throw t},0)},s="application/octet-stream",u=0,d=500,l=function(t){var o=function(){"string"==typeof t?n().revokeObjectURL(t):t.remove()};e.chrome?o():setTimeout(o,d)},v=function(e,t,n){t=[].concat(t);for(var o=t.length;o--;){var r=e["on"+t[o]];if("function"==typeof r)try{r.call(e,n||e)}catch(i){f(i)}}},p=function(t,f){var d,p,w,y=this,m=t.type,S=!1,h=function(){v(y,"writestart progress write writeend".split(" "))},O=function(){if((S||!d)&&(d=n().createObjectURL(t)),p)p.location.href=d;else{var o=e.open(d,"_blank");void 0==o&&"undefined"!=typeof safari&&(e.location.href=d)}y.readyState=y.DONE,h(),l(d)},b=function(e){return function(){return y.readyState!==y.DONE?e.apply(this,arguments):void 0}},g={create:!0,exclusive:!1};return y.readyState=y.INIT,f||(f="download"),/^\s*(?:text\/\S*|application\/xml|\S*\/\S*\+xml)\s*;.*charset\s*=\s*utf-8/i.test(t.type)&&(t=new Blob(["\ufeff",t],{type:t.type})),r?(d=n().createObjectURL(t),o.href=d,o.download=f,i(o),y.readyState=y.DONE,h(),void l(d)):(e.chrome&&m&&m!==s&&(w=t.slice||t.webkitSlice,t=w.call(t,0,t.size,s),S=!0),a&&"download"!==f&&(f+=".download"),(m===s||a)&&(p=e),c?(u+=t.size,void c(e.TEMPORARY,u,b(function(e){e.root.getDirectory("saved",g,b(function(e){var n=function(){e.getFile(f,g,b(function(e){e.createWriter(b(function(n){n.onwriteend=function(t){p.location.href=e.toURL(),y.readyState=y.DONE,v(y,"writeend",t),l(e)},n.onerror=function(){var e=n.error;e.code!==e.ABORT_ERR&&O()},"writestart progress write abort".split(" ").forEach(function(e){n["on"+e]=y["on"+e]}),n.write(t),y.abort=function(){n.abort(),y.readyState=y.DONE},y.readyState=y.WRITING}),O)}),O)};e.getFile(f,{create:!1},b(function(e){e.remove(),n()}),b(function(e){e.code===e.NOT_FOUND_ERR?n():O()}))}),O)}),O)):void O())},w=p.prototype,y=function(e,t){return new p(e,t)};return w.abort=function(){var e=this;e.readyState=e.DONE,v(e,"abort")},w.readyState=w.INIT=0,w.WRITING=1,w.DONE=2,w.error=w.onwritestart=w.onprogress=w.onwrite=w.onabort=w.onerror=w.onwriteend=null,y}}("undefined"!=typeof self&&self||"undefined"!=typeof window&&window||this.content);"undefined"!=typeof module&&module.exports?module.exports.saveAs=saveAs:"undefined"!=typeof define&&null!==define&&null!=define.amd&&define([],function(){return saveAs});
var saveAs=saveAs||function(e){"use strict";if("undefined"==typeof navigator||!/MSIE [1-9]\./.test(navigator.userAgent)){var t=e.document,n=function(){return e.URL||e.webkitURL||e},o=t.createElementNS("http://www.w3.org/1999/xhtml","a"),r="download"in o,i=function(n){var o=t.createEvent("MouseEvents");o.initMouseEvent("click",!0,!1,e,0,0,0,0,0,!1,!1,!1,!1,0,null),n.dispatchEvent(o)},a=e.webkitRequestFileSystem,c=e.requestFileSystem||a||e.mozRequestFileSystem,u=function(t){(e.setImmediate||e.setTimeout)(function(){throw t},0)},f="application/octet-stream",s=0,d=500,l=function(t){var o=function(){"string"==typeof t?n().revokeObjectURL(t):t.remove()};e.chrome?o():setTimeout(o,d)},v=function(e,t,n){t=[].concat(t);for(var o=t.length;o--;){var r=e["on"+t[o]];if("function"==typeof r)try{r.call(e,n||e)}catch(i){u(i)}}},p=function(e){return/^\s*(?:text\/\S*|application\/xml|\S*\/\S*\+xml)\s*;.*charset\s*=\s*utf-8/i.test(e.type)?new Blob(["\ufeff",e],{type:e.type}):e},w=function(t,u){t=p(t);var d,w,y,m=this,S=t.type,h=!1,O=function(){v(m,"writestart progress write writeend".split(" "))},E=function(){if((h||!d)&&(d=n().createObjectURL(t)),w)w.location.href=d;else{var o=e.open(d,"_blank");void 0==o&&"undefined"!=typeof safari&&(e.location.href=d)}m.readyState=m.DONE,O(),l(d)},R=function(e){return function(){return m.readyState!==m.DONE?e.apply(this,arguments):void 0}},b={create:!0,exclusive:!1};return m.readyState=m.INIT,u||(u="download"),r?(d=n().createObjectURL(t),o.href=d,o.download=u,i(o),m.readyState=m.DONE,O(),void l(d)):(e.chrome&&S&&S!==f&&(y=t.slice||t.webkitSlice,t=y.call(t,0,t.size,f),h=!0),a&&"download"!==u&&(u+=".download"),(S===f||a)&&(w=e),c?(s+=t.size,void c(e.TEMPORARY,s,R(function(e){e.root.getDirectory("saved",b,R(function(e){var n=function(){e.getFile(u,b,R(function(e){e.createWriter(R(function(n){n.onwriteend=function(t){w.location.href=e.toURL(),m.readyState=m.DONE,v(m,"writeend",t),l(e)},n.onerror=function(){var e=n.error;e.code!==e.ABORT_ERR&&E()},"writestart progress write abort".split(" ").forEach(function(e){n["on"+e]=m["on"+e]}),n.write(t),m.abort=function(){n.abort(),m.readyState=m.DONE},m.readyState=m.WRITING}),E)}),E)};e.getFile(u,{create:!1},R(function(e){e.remove(),n()}),R(function(e){e.code===e.NOT_FOUND_ERR?n():E()}))}),E)}),E)):void E())},y=w.prototype,m=function(e,t){return new w(e,t)};return"undefined"!=typeof navigator&&navigator.msSaveOrOpenBlob?function(e,t){return navigator.msSaveOrOpenBlob(p(e),t)}:(y.abort=function(){var e=this;e.readyState=e.DONE,v(e,"abort")},y.readyState=y.INIT=0,y.WRITING=1,y.DONE=2,y.error=y.onwritestart=y.onprogress=y.onwrite=y.onabort=y.onerror=y.onwriteend=null,m)}}("undefined"!=typeof self&&self||"undefined"!=typeof window&&window||this.content);"undefined"!=typeof module&&module.exports?module.exports.saveAs=saveAs:"undefined"!=typeof define&&null!==define&&null!=define.amd&&define([],function(){return saveAs});