diff options
Diffstat (limited to 'chromium/third_party/WebKit/Source/devtools/front_end/FileUtils.js')
-rw-r--r-- | chromium/third_party/WebKit/Source/devtools/front_end/FileUtils.js | 414 |
1 files changed, 0 insertions, 414 deletions
diff --git a/chromium/third_party/WebKit/Source/devtools/front_end/FileUtils.js b/chromium/third_party/WebKit/Source/devtools/front_end/FileUtils.js deleted file mode 100644 index 2dd5a13c1a1..00000000000 --- a/chromium/third_party/WebKit/Source/devtools/front_end/FileUtils.js +++ /dev/null @@ -1,414 +0,0 @@ -/* - * Copyright (C) 2012 Google Inc. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following disclaimer - * in the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Google Inc. nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/** - * @interface - */ -WebInspector.OutputStreamDelegate = function() -{ -} - -WebInspector.OutputStreamDelegate.prototype = { - onTransferStarted: function() { }, - - onTransferFinished: function() { }, - - /** - * @param {!WebInspector.ChunkedReader} reader - */ - onChunkTransferred: function(reader) { }, - - /** - * @param {!WebInspector.ChunkedReader} reader - */ - onError: function(reader, event) { }, -} - -/** - * @interface - */ -WebInspector.OutputStream = function() -{ -} - -WebInspector.OutputStream.prototype = { - /** - * @param {string} data - * @param {function(!WebInspector.OutputStream)=} callback - */ - write: function(data, callback) { }, - - close: function() { } -} - -/** - * @interface - */ -WebInspector.ChunkedReader = function() -{ -} - -WebInspector.ChunkedReader.prototype = { - /** - * @return {number} - */ - fileSize: function() { }, - - /** - * @return {number} - */ - loadedSize: function() { }, - - /** - * @return {string} - */ - fileName: function() { }, - - cancel: function() { } -} - -/** - * @constructor - * @implements {WebInspector.ChunkedReader} - * @param {!File} file - * @param {number} chunkSize - * @param {!WebInspector.OutputStreamDelegate} delegate - */ -WebInspector.ChunkedFileReader = function(file, chunkSize, delegate) -{ - this._file = file; - this._fileSize = file.size; - this._loadedSize = 0; - this._chunkSize = chunkSize; - this._delegate = delegate; - this._isCanceled = false; -} - -WebInspector.ChunkedFileReader.prototype = { - /** - * @param {!WebInspector.OutputStream} output - */ - start: function(output) - { - this._output = output; - - this._reader = new FileReader(); - this._reader.onload = this._onChunkLoaded.bind(this); - this._reader.onerror = this._delegate.onError.bind(this._delegate, this); - this._delegate.onTransferStarted(); - this._loadChunk(); - }, - - cancel: function() - { - this._isCanceled = true; - }, - - /** - * @return {number} - */ - loadedSize: function() - { - return this._loadedSize; - }, - - /** - * @return {number} - */ - fileSize: function() - { - return this._fileSize; - }, - - /** - * @return {string} - */ - fileName: function() - { - return this._file.name; - }, - - /** - * @param {?Event} event - */ - _onChunkLoaded: function(event) - { - if (this._isCanceled) - return; - - if (event.target.readyState !== FileReader.DONE) - return; - - var data = event.target.result; - this._loadedSize += data.length; - - this._output.write(data); - if (this._isCanceled) - return; - this._delegate.onChunkTransferred(this); - - if (this._loadedSize === this._fileSize) { - this._file = null; - this._reader = null; - this._output.close(); - this._delegate.onTransferFinished(); - return; - } - - this._loadChunk(); - }, - - _loadChunk: function() - { - var chunkStart = this._loadedSize; - var chunkEnd = Math.min(this._fileSize, chunkStart + this._chunkSize) - var nextPart = this._file.slice(chunkStart, chunkEnd); - this._reader.readAsText(nextPart); - } -} - -/** - * @constructor - * @implements {WebInspector.ChunkedReader} - * @param {string} url - * @param {!WebInspector.OutputStreamDelegate} delegate - */ -WebInspector.ChunkedXHRReader = function(url, delegate) -{ - this._url = url; - this._delegate = delegate; - this._fileSize = 0; - this._loadedSize = 0; - this._isCanceled = false; -} - -WebInspector.ChunkedXHRReader.prototype = { - /** - * @param {!WebInspector.OutputStream} output - */ - start: function(output) - { - this._output = output; - - this._xhr = new XMLHttpRequest(); - this._xhr.open("GET", this._url, true); - this._xhr.onload = this._onLoad.bind(this); - this._xhr.onprogress = this._onProgress.bind(this); - this._xhr.onerror = this._delegate.onError.bind(this._delegate, this); - this._xhr.send(null); - - this._delegate.onTransferStarted(); - }, - - cancel: function() - { - this._isCanceled = true; - this._xhr.abort(); - }, - - /** - * @return {number} - */ - loadedSize: function() - { - return this._loadedSize; - }, - - /** - * @return {number} - */ - fileSize: function() - { - return this._fileSize; - }, - - /** - * @return {string} - */ - fileName: function() - { - return this._url; - }, - - /** - * @param {?Event} event - */ - _onProgress: function(event) - { - if (this._isCanceled) - return; - - if (event.lengthComputable) - this._fileSize = event.total; - - var data = this._xhr.responseText.substring(this._loadedSize); - if (!data.length) - return; - - this._loadedSize += data.length; - this._output.write(data); - if (this._isCanceled) - return; - this._delegate.onChunkTransferred(this); - }, - - /** - * @param {?Event} event - */ - _onLoad: function(event) - { - this._onProgress(event); - - if (this._isCanceled) - return; - - this._output.close(); - this._delegate.onTransferFinished(); - } -} - -/** - * @param {function(!File)} callback - * @return {!Node} - */ -WebInspector.createFileSelectorElement = function(callback) { - var fileSelectorElement = document.createElement("input"); - fileSelectorElement.type = "file"; - fileSelectorElement.style.display = "none"; - fileSelectorElement.setAttribute("tabindex", -1); - fileSelectorElement.onchange = onChange; - function onChange(event) - { - callback(fileSelectorElement.files[0]); - }; - return fileSelectorElement; -} - -/** - * @param {string} source - * @param {number=} startIndex - * @param {number=} lastIndex - */ -WebInspector.findBalancedCurlyBrackets = function(source, startIndex, lastIndex) { - lastIndex = lastIndex || source.length; - startIndex = startIndex || 0; - var counter = 0; - var inString = false; - - for (var index = startIndex; index < lastIndex; ++index) { - var character = source[index]; - if (inString) { - if (character === "\\") - ++index; - else if (character === "\"") - inString = false; - } else { - if (character === "\"") - inString = true; - else if (character === "{") - ++counter; - else if (character === "}") { - if (--counter === 0) - return index + 1; - } - } - } - return -1; -} - -/** - * @constructor - * @implements {WebInspector.OutputStream} - */ -WebInspector.FileOutputStream = function() -{ -} - -WebInspector.FileOutputStream.prototype = { - /** - * @param {string} fileName - * @param {function(boolean)} callback - */ - open: function(fileName, callback) - { - this._closed = false; - this._writeCallbacks = []; - this._fileName = fileName; - - /** - * @param {boolean} accepted - * @this {WebInspector.FileOutputStream} - */ - function callbackWrapper(accepted) - { - if (accepted) - WebInspector.fileManager.addEventListener(WebInspector.FileManager.EventTypes.AppendedToURL, this._onAppendDone, this); - callback(accepted); - } - WebInspector.fileManager.save(this._fileName, "", true, callbackWrapper.bind(this)); - }, - - /** - * @param {string} data - * @param {function(!WebInspector.OutputStream)=} callback - */ - write: function(data, callback) - { - this._writeCallbacks.push(callback); - WebInspector.fileManager.append(this._fileName, data); - }, - - close: function() - { - this._closed = true; - if (this._writeCallbacks.length) - return; - WebInspector.fileManager.removeEventListener(WebInspector.FileManager.EventTypes.AppendedToURL, this._onAppendDone, this); - WebInspector.fileManager.close(this._fileName); - }, - - /** - * @param {?Event} event - */ - _onAppendDone: function(event) - { - if (event.data !== this._fileName) - return; - var callback = this._writeCallbacks.shift(); - if (callback) - callback(this); - if (!this._writeCallbacks.length) { - if (this._closed) { - WebInspector.fileManager.removeEventListener(WebInspector.FileManager.EventTypes.AppendedToURL, this._onAppendDone, this); - WebInspector.fileManager.close(this._fileName); - } - } - } -} |