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Merge pull request eligrey#68 from XhmikosR/master
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‎FileSaver.js‎

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@@ -1,15 +1,14 @@
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/* FileSaver.js
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* A saveAs() FileSaver implementation.
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* 2014-01-24
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/*! FileSaver.js
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* A saveAs() FileSaver implementation.
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* 2014-01-24
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*
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* By Eli Grey, http://eligrey.com
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* License: X11/MIT
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* See LICENSE.md
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* By Eli Grey, http://eligrey.com
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* License: X11/MIT
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* See LICENSE.md
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*/
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/*global self */
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/*jslint bitwise: true, regexp: true, confusion: true, es5: true, vars: true, white: true,
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plusplus: true */
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/*jslint bitwise: true, indent: 4, laxbreak: true, laxcomma: true, smarttabs: true, plusplus: true */
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/*! @source http://purl.eligrey.com/github/FileSaver.js/blob/master/FileSaver.js */
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@@ -31,7 +30,7 @@ var saveAs = saveAs
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}
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, URL = view.URL || view.webkitURL || view
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, save_link = doc.createElementNS("http://www.w3.org/1999/xhtml", "a")
34-
, can_use_save_link = !view.externalHost && "download" in save_link
33+
, can_use_save_link = !view.externalHost && "download" in save_link
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, click = function(node) {
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var event = doc.createEvent("MouseEvents");
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event.initMouseEvent(
@@ -42,7 +41,7 @@ var saveAs = saveAs
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}
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, webkit_req_fs = view.webkitRequestFileSystem
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, req_fs = view.requestFileSystem || webkit_req_fs || view.mozRequestFileSystem
45-
, throw_outside = function (ex) {
44+
, throw_outside = function(ex) {
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(view.setImmediate || view.setTimeout)(function() {
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throw ex;
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}, 0);
@@ -101,8 +100,8 @@ var saveAs = saveAs
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if (target_view) {
102101
target_view.location.href = object_url;
103102
} else {
104-
window.open(object_url, "_blank");
105-
}
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window.open(object_url, "_blank");
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}
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filesaver.readyState = filesaver.DONE;
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dispatch_all();
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}
@@ -220,12 +219,12 @@ var saveAs = saveAs
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FS_proto.DONE = 2;
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FS_proto.error =
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FS_proto.onwritestart =
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FS_proto.onprogress =
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FS_proto.onwrite =
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FS_proto.onabort =
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FS_proto.onerror =
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FS_proto.onwriteend =
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FS_proto.onwritestart =
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FS_proto.onprogress =
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FS_proto.onwrite =
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FS_proto.onabort =
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FS_proto.onerror =
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FS_proto.onwriteend =
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null;
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view.addEventListener("unload", process_deletion_queue, false);

‎README.md‎

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FileSaver.js
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============
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# FileSaver.js
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FileSaver.js implements the HTML5 W3C `saveAs()` [FileSaver][1] interface in browsers that do
54
not natively support it. There is a [FileSaver.js demo][2] that demonstrates saving
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Looking for `canvas.toBlob()` for saving canvases? Check out
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[canvas-toBlob.js](https://github.com/eligrey/canvas-toBlob.js) for a cross-browser implementation.
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Supported Browsers
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------------------
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## Supported Browsers
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| Browser | Constructs as | Filenames | Max Blob Size | Dependencies |
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| -------------- | ------------- | ------------ | ------------- | ------------ |
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Feature detection is possible:
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try { var isFileSaverSupported = !!new Blob(); } catch(e){}
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```js
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try {
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var isFileSaverSupported = !!new Blob();
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} catch (e) {}
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```
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### IE < 10
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press <kbd>⌘</kbd>+<kbd>S</kbd> to save the file after it is opened. Further information is available
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[on the issue tracker](https://github.com/eligrey/FileSaver.js/issues/12).
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Syntax
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------
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## Syntax
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FileSaver saveAs(in Blob data, in DOMString filename)
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```js
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FileSaver saveAs(in Blob data, in DOMString filename)
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```
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Examples
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--------
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## Examples
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### Saving text
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var blob = new Blob(["Hello, world!"], {type: "text/plain;charset=utf-8"});
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saveAs(blob, "hello world.txt");
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```js
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var blob = new Blob(["Hello, world!"], {type: "text/plain;charset=utf-8"});
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saveAs(blob, "hello world.txt");
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```
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The standard W3C File API [`Blob`][3] interface is not available in all browsers.
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[Blob.js][4] is a cross-browser `Blob` implementation that solves this.
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### Saving a canvas
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var canvas = document.getElementById("my-canvas"), ctx = canvas.getContext("2d");
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// draw to canvas...
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canvas.toBlob(function(blob) {
68-
saveAs(blob, "pretty image.png");
69-
});
68+
```js
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var canvas = document.getElementById("my-canvas"), ctx = canvas.getContext("2d");
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// draw to canvas...
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canvas.toBlob(function(blob) {
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saveAs(blob, "pretty image.png");
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});
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```
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Note: The standard HTML5 `canvas.toBlob()` method is not available in all browsers.
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[canvas-toBlob.js][5] is a cross-browser `canvas.toBlob()` that polyfills this.

‎demo/demo.css‎

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background-color: #DDD;
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}
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body {
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-webkit-box-sizing: content-box;
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-moz-box-sizing: content-box;
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box-sizing: content-box;
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width: 900px;
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margin: 0 auto;
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font-family: Verdana, Helvetica, Arial, sans-serif;
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box-shadow: 0 0 5px #000;
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-webkit-box-shadow: 0 0 10px 2px rgba(0, 0, 0, .5);
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-moz-box-shadow: 0 0 10px 2px rgba(0, 0, 0, .5);
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box-shadow: 0 0 10px 2px rgba(0, 0, 0, .5);
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padding: 7px 25px 70px;
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background-color: #FFF;
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section {
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margin-top: 40px;
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}
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dt {
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font-weight: bold;
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font-size: larger;
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}
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#canvas {
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cursor: crosshair;
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}
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#canvas, #html {
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border: 1px solid black;
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border: 1px solid #000;
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}
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.filename {
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text-align: right;
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}
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#html {
45-
box-sizing: border-box;
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ms-box-sizing: border-box;
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webkit-box-sizing: border-box;
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moz-box-sizing: border-box;
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-webkit-box-sizing: border-box;
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-moz-box-sizing: border-box;
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box-sizing: border-box;
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overflow: auto;
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padding: 1em;
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}
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dt:target {
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background-color: Highlight;
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color: HighlightText;
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}

‎demo/demo.js‎

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/* FileSaver.js demo script
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* 2012-01-23
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*
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* By Eli Grey, http://eligrey.com
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* License: X11/MIT
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* See LICENSE.md
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/*! FileSaver.js demo script
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* 2012-01-23
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*
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* By Eli Grey, http://eligrey.com
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* License: X11/MIT
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* See LICENSE.md
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*/
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/*! @source http://purl.eligrey.com/github/FileSaver.js/blob/master/demo/demo.js */
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/*jshint laxbreak: true, laxcomma: true, smarttabs: true*/
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/*global saveAs, self*/
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(function(view) {
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"use strict";
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// The canvas drawing portion of the demo is based off the demo at
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, canvas_options_form = $("canvas-options")
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, canvas_filename = $("canvas-filename")
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, canvas_clear_button = $("canvas-clear")
30-
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, text = $("text")
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, text_options_form = $("text-options")
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, text_filename = $("text-filename")
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, html = $("html")
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, html_options_form = $("html-options")
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, html_filename = $("html-filename")
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, ctx = canvas.getContext("2d")
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, drawing = false
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, x_points = session.x_points || []
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, stop_drawing = function() {
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drawing = false;
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}
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// Title guesser and document creator available at https://gist.github.com/1059648
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, guess_title = function(doc) {
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var
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event.preventDefault();
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var
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BB = get_blob()
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, xml_serializer = new XMLSerializer
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, xml_serializer = new XMLSerializer()
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, doc = create_html_doc(html)
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;
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saveAs(
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session.y_points = JSON.stringify(y_points);
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session.drag_points = JSON.stringify(drag_points);
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session.canvas_filename = canvas_filename.value;
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session.text = text.value;
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session.text_filename = text_filename.value;
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session.html = html.innerHTML;
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session.html_filename = html_filename.value;
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}, false);

‎demo/index.xhtml‎

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<!DOCTYPE html>
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<html xmlns="http://www.w3.org/1999/xhtml" dir="ltr" lang="en-US-x-Hixie">
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<head>
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<meta charset="utf-8"/>
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<title>FileSaver.js demo</title>
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<link rel="stylesheet" type="text/css" href="demo.css"/>
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<meta charset="utf-8"/>
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<title>FileSaver.js demo</title>
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<link rel="stylesheet" type="text/css" href="demo.css"/>
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</head>
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<body>
9-
<h1><a href="https://github.com/eligrey/FileSaver.js">FileSaver.js</a> demo</h1>
10-
<p>
11-
The following examples demonstrate how it is possible to generate and save any type of data right in the browser using the W3C <code>saveAs()</code> <a href="http://www.w3.org/TR/file-writer-api/#the-filesaver-interface">FileSaver</a> interface, without contacting any servers.
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</p>
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<section id="image-demo">
14-
<h2>Saving an image</h2>
15-
<canvas class="input" id="canvas" width="500" height="300"/>
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<form id="canvas-options">
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<label>Filename: <input type="text" class="filename" id="canvas-filename" placeholder="doodle"/>.png</label>
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<input type="submit" value="Save"/>
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<input type="button" id="canvas-clear" value="Clear"/>
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</form>
21-
</section>
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<section id="text-demo">
23-
<h2>Saving text</h2>
24-
<textarea class="input" id="text" placeholder="Once upon a time..."/>
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<form id="text-options">
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<label>Filename: <input type="text" class="filename" id="text-filename" placeholder="a plain document"/>.txt</label>
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<input type="submit" value="Save"/>
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</form>
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</section>
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<section id="html-demo">
31-
<h2>Saving rich text</h2>
32-
<div class="input" id="html" contenteditable="">
33-
<h3>Some example rich text</h3>
34-
<ul>
35-
<li><del>Plain</del> <ins>Boring</ins> text.</li>
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<li><em>Emphasized text!</em></li>
37-
<li><strong>Strong text!</strong></li>
38-
<li>
39-
<svg xmlns="http://www.w3.org/2000/svg" version="1.1" width="70" height="70">
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<circle cx="35" cy="35" r="35" fill="red"/>
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<text x="10" y="40">image</text>
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</svg>
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</li>
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<li><a href="https://github.com/eligrey/FileSaver.js">A link.</a></li>
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</ul>
46-
</div>
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<form id="html-options">
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<label>Filename: <input type="text" class="filename" id="html-filename" placeholder="a rich document"/>.xhtml</label>
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<input type="submit" value="Save"/>
50-
</form>
51-
</section>
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<script type="application/ecmascript" async="" src="https://raw.github.com/eligrey/Blob.js/master/Blob.min.js"/>
53-
<script type="application/ecmascript" async="" src="https://raw.github.com/eligrey/canvas-toBlob.js/master/canvas-toBlob.js"/>
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<script type="application/ecmascript" async="" src="https://raw.github.com/eligrey/FileSaver.js/master/FileSaver.js"/>
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<script type="application/ecmascript" async="" src="https://raw.github.com/eligrey/FileSaver.js/master/demo/demo.js"/>
9+
<h1><a href="https://github.com/eligrey/FileSaver.js">FileSaver.js</a> demo</h1>
10+
<p>
11+
The following examples demonstrate how it is possible to generate and save any type of data right in the browser using the W3C <code>saveAs()</code> <a href="http://www.w3.org/TR/file-writer-api/#the-filesaver-interface">FileSaver</a> interface, without contacting any servers.
12+
</p>
13+
<section id="image-demo">
14+
<h2>Saving an image</h2>
15+
<canvas class="input" id="canvas" width="500" height="300"></canvas>
16+
<form id="canvas-options">
17+
<label>Filename: <input type="text" class="filename" id="canvas-filename" placeholder="doodle"/>.png</label>
18+
<input type="submit" value="Save"/>
19+
<input type="button" id="canvas-clear" value="Clear"/>
20+
</form>
21+
</section>
22+
<section id="text-demo">
23+
<h2>Saving text</h2>
24+
<textarea class="input" id="text" placeholder="Once upon a time..."></textarea>
25+
<form id="text-options">
26+
<label>Filename: <input type="text" class="filename" id="text-filename" placeholder="a plain document"/>.txt</label>
27+
<input type="submit" value="Save"/>
28+
</form>
29+
</section>
30+
<section id="html-demo">
31+
<h2>Saving rich text</h2>
32+
<div class="input" id="html" contenteditable="">
33+
<h3>Some example rich text</h3>
34+
<ul>
35+
<li><del>Plain</del> <ins>Boring</ins> text.</li>
36+
<li><em>Emphasized text!</em></li>
37+
<li><strong>Strong text!</strong></li>
38+
<li>
39+
<svg xmlns="http://www.w3.org/2000/svg" version="1.1" width="70" height="70">
40+
<circle cx="35" cy="35" r="35" fill="red"/>
41+
<text x="10" y="40">image</text>
42+
</svg>
43+
</li>
44+
<li><a href="https://github.com/eligrey/FileSaver.js">A link.</a></li>
45+
</ul>
46+
</div>
47+
<form id="html-options">
48+
<label>Filename: <input type="text" class="filename" id="html-filename" placeholder="a rich document"/>.xhtml</label>
49+
<input type="submit" value="Save"/>
50+
</form>
51+
</section>
52+
<script src="https://raw.github.com/eligrey/Blob.js/master/Blob.min.js"></script>
53+
<script src="https://raw.github.com/eligrey/canvas-toBlob.js/master/canvas-toBlob.js"></script>
54+
<script src="https://raw.github.com/eligrey/FileSaver.js/master/FileSaver.js"></script>
55+
<script src="https://raw.github.com/eligrey/FileSaver.js/master/demo/demo.js"></script>
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</body>
5757
</html>

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