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Output: Add output_savePlugin option & update download code

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This commit is contained in:
Rob Garrison 2017-01-02 05:33:30 -06:00
parent b0cae87010
commit 39430d5773
1 changed files with 25 additions and 7 deletions
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32
js/widgets/widget-output.js
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@ -3,6 +3,7 @@
* Modified from: * Modified from:
* HTML Table to CSV: http://www.kunalbabre.com/projects/table2CSV.php (License unknown?) * HTML Table to CSV: http://www.kunalbabre.com/projects/table2CSV.php (License unknown?)
* Download-File-JS: https://github.com/PixelsCommander/Download-File-JS (http://www.apache.org/licenses/LICENSE-2.0) * Download-File-JS: https://github.com/PixelsCommander/Download-File-JS (http://www.apache.org/licenses/LICENSE-2.0)
* FileSaver.js: https://github.com/eligrey/FileSaver.js (MIT)
*/ */
/*jshint browser:true, jquery:true, unused:false */ /*jshint browser:true, jquery:true, unused:false */
/*global jQuery:false, alert:false */ /*global jQuery:false, alert:false */
@ -203,7 +204,7 @@
if ( /p/i.test( wo.output_delivery || '' ) ) { if ( /p/i.test( wo.output_delivery || '' ) ) {
output.popup(mydata, wo.output_popupStyle, outputJSON || outputArray); output.popup(mydata, wo.output_popupStyle, outputJSON || outputArray);
} else { } else {
output.download(wo, mydata); output.download(c, wo, mydata);
} }
}, // end process }, // end process
@ -294,13 +295,18 @@
// modified from https://github.com/PixelsCommander/Download-File-JS // modified from https://github.com/PixelsCommander/Download-File-JS
// & http://html5-demos.appspot.com/static/a.download.html // & http://html5-demos.appspot.com/static/a.download.html
download : function (wo, data){ download : function (c, wo, data) {
var e, blob, gotBlob, if (typeof wo.output_savePlugin === "function") {
return wo.output_savePlugin(c, wo, data);
}
var e, blob, gotBlob, bom,
nav = window.navigator, nav = window.navigator,
link = document.createElement('a'); link = document.createElement('a');
// iOS devices do not support downloading. We have to inform user about this. // iOS devices do not support downloading. We have to inform user about
// this limitation.
if (/(iP)/g.test(nav.userAgent)) { if (/(iP)/g.test(nav.userAgent)) {
alert(output.message); alert(output.message);
return false; return false;
@ -317,8 +323,12 @@
if ( gotBlob ) { if ( gotBlob ) {
window.URL = window.URL || window.webkitURL; window.URL = window.URL || window.webkitURL;
// prepend BOM for utf-8 encoding - see https://github.com/eligrey/FileSaver.js/blob/master/FileSaver.js#L140 // prepend BOM for UTF-8 XML and text/* types (including HTML)
blob = new Blob( [ '\ufeff', data ], { type: wo.output_encoding } ); // note: your browser will automatically convert UTF-16 U+FEFF to EF BB BF
// see https://github.com/eligrey/FileSaver.js/blob/master/FileSaver.js#L68
bom = (/^\s*(?:text\/\S*|application\/xml|\S*\/\S*\+xml)\s*;.*charset\s*=\s*utf-8/i.test(wo.output_encoding)) ?
[ '\ufeff', data ] : [ data ]
blob = new Blob( bom, { type: wo.output_encoding } );
if (nav.msSaveBlob) { if (nav.msSaveBlob) {
// IE 10+ // IE 10+
@ -379,7 +389,15 @@
// JSON callback executed when a colspan is encountered in the header // JSON callback executed when a colspan is encountered in the header
output_callbackJSON : function($cell, txt, cellIndex) { return txt + '(' + (cellIndex) + ')'; }, output_callbackJSON : function($cell, txt, cellIndex) { return txt + '(' + (cellIndex) + ')'; },
// the need to modify this for Excel no longer exists // the need to modify this for Excel no longer exists
output_encoding : 'data:application/octet-stream;charset=utf8,' output_encoding : 'data:application/octet-stream;charset=utf8,',
/* override internal save file code and use an external plugin such as
* https://github.com/eligrey/FileSaver.js (example)
* output_savePlugin: function(config, widgetOptions, data) {
* var blob = new Blob([data], {type: wo.output_encoding});
* saveAs(blob, wo.output_saveFileName);
* }
*/
output_savePlugin : null
}, },
init: function(table, thisWidget, c) { init: function(table, thisWidget, c) {
output.init(c); output.init(c);