Added Blob polyfill for Phantom JS (debug mode only)

This commit is contained in:
jdescottes 2015-04-14 23:08:53 +02:00
parent be3d2cf20d
commit e384f7d2e2
3 changed files with 217 additions and 18 deletions

View File

@ -71,6 +71,23 @@ module.exports = function(grunt) {
clean: {
before: ['dest']
},
leadingIndent : {
options: {
indentation : "spaces"
},
css : ['src/css/**/*.css']
},
jscs : {
options : {
"preset": "google",
"maximumLineLength": 120,
"requireCamelCaseOrUpperCaseIdentifiers": "ignoreProperties",
"validateQuoteMarks": { "mark": "'", "escape": true },
"disallowMultipleVarDecl": "exceptUndefined",
"disallowSpacesInAnonymousFunctionExpression": null
},
js : [ 'src/js/**/*.js' , '!src/js/**/lib/**/*.js' ]
},
jshint: {
options: {
undef : true,
@ -84,7 +101,7 @@ module.exports = function(grunt) {
'Gruntfile.js',
'package.json',
'src/js/**/*.js',
'!src/js/lib/**/*.js' // Exclude lib folder (note the leading !)
'!src/js/**/lib/**/*.js' // Exclude lib folder (note the leading !)
]
},
express: {
@ -208,23 +225,6 @@ module.exports = function(grunt) {
linux64: true
},
src: ['./dest/**/*', "./package.json", "!./dest/desktop/"]
},
leadingIndent : {
options: {
indentation : "spaces"
},
css : ['src/css/**/*.css']
},
jscs : {
options : {
"preset": "google",
"maximumLineLength": 120,
"requireCamelCaseOrUpperCaseIdentifiers": "ignoreProperties",
"validateQuoteMarks": { "mark": "'", "escape": true },
"disallowMultipleVarDecl": "exceptUndefined",
"disallowSpacesInAnonymousFunctionExpression": null
},
js : [ 'src/js/**/*.js' , '!src/js/lib/**/*.js' ]
}
});
@ -238,6 +238,7 @@ module.exports = function(grunt) {
grunt.registerTask('test-travis', ['lint', 'unit-test', 'express:test', 'ghost:travis']);
// Validate & Test (faster version) will NOT work on travis !!
grunt.registerTask('test-local', ['lint', 'unit-test', 'express:test', 'ghost:local']);
grunt.registerTask('test-local-nolint', ['unit-test', 'express:test', 'ghost:local']);
grunt.registerTask('test', ['test-travis']);
grunt.registerTask('precommit', ['test-local']);

195
src/js/devtools/lib/Blob.js Normal file
View File

@ -0,0 +1,195 @@
(function (view) {
"use strict";
view.URL = view.URL || view.webkitURL;
if (view.Blob && view.URL) {
try {
new Blob;
return;
} catch (e) {}
}
// Internally we use a BlobBuilder implementation to base Blob off of
// in order to support older browsers that only have BlobBuilder
var BlobBuilder = view.BlobBuilder || view.WebKitBlobBuilder || view.MozBlobBuilder || (function(view) {
var
get_class = function(object) {
return Object.prototype.toString.call(object).match(/^\[object\s(.*)\]$/)[1];
}
, FakeBlobBuilder = function BlobBuilder() {
this.data = [];
}
, FakeBlob = function Blob(data, type, encoding) {
this.data = data;
this.size = data.length;
this.type = type;
this.encoding = encoding;
}
, FBB_proto = FakeBlobBuilder.prototype
, FB_proto = FakeBlob.prototype
, FileReaderSync = view.FileReaderSync
, FileException = function(type) {
this.code = this[this.name = type];
}
, file_ex_codes = (
"NOT_FOUND_ERR SECURITY_ERR ABORT_ERR NOT_READABLE_ERR ENCODING_ERR "
+ "NO_MODIFICATION_ALLOWED_ERR INVALID_STATE_ERR SYNTAX_ERR"
).split(" ")
, file_ex_code = file_ex_codes.length
, real_URL = view.URL || view.webkitURL || view
, real_create_object_URL = real_URL.createObjectURL
, real_revoke_object_URL = real_URL.revokeObjectURL
, URL = real_URL
, btoa = view.btoa
, atob = view.atob
, ArrayBuffer = view.ArrayBuffer
, Uint8Array = view.Uint8Array
, origin = /^[\w-]+:\/*\[?[\w\.:-]+\]?(?::[0-9]+)?/
;
FakeBlob.fake = FB_proto.fake = true;
while (file_ex_code--) {
FileException.prototype[file_ex_codes[file_ex_code]] = file_ex_code + 1;
}
// Polyfill URL
if (!real_URL.createObjectURL) {
URL = view.URL = function(uri) {
var
uri_info = document.createElementNS("http://www.w3.org/1999/xhtml", "a")
, uri_origin
;
uri_info.href = uri;
if (!("origin" in uri_info)) {
if (uri_info.protocol.toLowerCase() === "data:") {
uri_info.origin = null;
} else {
uri_origin = uri.match(origin);
uri_info.origin = uri_origin && uri_origin[1];
}
}
return uri_info;
};
}
URL.createObjectURL = function(blob) {
var
type = blob.type
, data_URI_header
;
if (type === null) {
type = "application/octet-stream";
}
if (blob instanceof FakeBlob) {
data_URI_header = "data:" + type;
if (blob.encoding === "base64") {
return data_URI_header + ";base64," + blob.data;
} else if (blob.encoding === "URI") {
return data_URI_header + "," + decodeURIComponent(blob.data);
} if (btoa) {
return data_URI_header + ";base64," + btoa(blob.data);
} else {
return data_URI_header + "," + encodeURIComponent(blob.data);
}
} else if (real_create_object_URL) {
return real_create_object_URL.call(real_URL, blob);
}
};
URL.revokeObjectURL = function(object_URL) {
if (object_URL.substring(0, 5) !== "data:" && real_revoke_object_URL) {
real_revoke_object_URL.call(real_URL, object_URL);
}
};
FBB_proto.append = function(data/*, endings*/) {
var bb = this.data;
// decode data to a binary string
if (Uint8Array && (data instanceof ArrayBuffer || data instanceof Uint8Array)) {
var
str = ""
, buf = new Uint8Array(data)
, i = 0
, buf_len = buf.length
;
for (; i < buf_len; i++) {
str += String.fromCharCode(buf[i]);
}
bb.push(str);
} else if (get_class(data) === "Blob" || get_class(data) === "File") {
if (FileReaderSync) {
var fr = new FileReaderSync;
bb.push(fr.readAsBinaryString(data));
} else {
// async FileReader won't work as BlobBuilder is sync
throw new FileException("NOT_READABLE_ERR");
}
} else if (data instanceof FakeBlob) {
if (data.encoding === "base64" && atob) {
bb.push(atob(data.data));
} else if (data.encoding === "URI") {
bb.push(decodeURIComponent(data.data));
} else if (data.encoding === "raw") {
bb.push(data.data);
}
} else {
if (typeof data !== "string") {
data += ""; // convert unsupported types to strings
}
// decode UTF-16 to binary string
bb.push(unescape(encodeURIComponent(data)));
}
};
FBB_proto.getBlob = function(type) {
if (!arguments.length) {
type = null;
}
return new FakeBlob(this.data.join(""), type, "raw");
};
FBB_proto.toString = function() {
return "[object BlobBuilder]";
};
FB_proto.slice = function(start, end, type) {
var args = arguments.length;
if (args < 3) {
type = null;
}
return new FakeBlob(
this.data.slice(start, args > 1 ? end : this.data.length)
, type
, this.encoding
);
};
FB_proto.toString = function() {
return "[object Blob]";
};
FB_proto.close = function() {
this.size = 0;
delete this.data;
};
return FakeBlobBuilder;
}(view));
view.Blob = function(blobParts, options) {
var type = options ? (options.type || "") : "";
var builder = new BlobBuilder();
if (blobParts) {
for (var i = 0, len = blobParts.length; i < len; i++) {
if (Uint8Array && blobParts[i] instanceof Uint8Array) {
builder.append(blobParts[i].buffer);
}
else {
builder.append(blobParts[i]);
}
}
}
var blob = builder.getBlob(type);
if (!blob.slice && blob.webkitSlice) {
blob.slice = blob.webkitSlice;
}
return blob;
};
var getPrototypeOf = Object.getPrototypeOf || function(object) {
return object.__proto__;
};
view.Blob.prototype = getPrototypeOf(new view.Blob());
}(typeof self !== "undefined" && self || typeof window !== "undefined" && window || this.content || this));

View File

@ -4,6 +4,8 @@
// Core libraries
"js/lib/jquery-1.8.0.js","js/lib/jquery-ui-1.10.3.custom.js","js/lib/pubsub.js","js/lib/bootstrap/bootstrap.js",
// Application wide configuration
"js/Constants.js",
"js/Events.js",
@ -191,6 +193,7 @@
"js/devtools/MouseEvent.js",
"js/devtools/TestRecordController.js",
"js/devtools/init.js",
"js/devtools/lib/Blob.js",
// Workers
"js/worker/framecolors/FrameColorsWorker.js",