monaca-lib
Version:
Monaca cloud API bindings for JavaScript
212 lines (194 loc) • 7.53 kB
JavaScript
/*
* Copyright (C) 2011 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.
*/
/**
* @constructor
* @extends {WebInspector.RequestView}
* @param {!WebInspector.NetworkRequest} request
* @param {!WebInspector.ParsedJSON} parsedJSON
*/
WebInspector.RequestJSONView = function(request, parsedJSON)
{
WebInspector.RequestView.call(this, request);
this._parsedJSON = parsedJSON;
this.element.classList.add("json");
}
// "false", "true", "null", ",", "{", "}", "[", "]", number, double-quoted string.
WebInspector.RequestJSONView._jsonToken = new RegExp('(?:false|true|null|[/*&\\|;=\\(\\),\\{\\}\\[\\]]|(?:-?\\b(?:0|[1-9][0-9]*)(?:\\.[0-9]+)?(?:[eE][+-]?[0-9]+)?\\b)|(?:\"(?:[^\\0-\\x08\\x0a-\\x1f\"\\\\]|\\\\(?:[\"/\\\\bfnrt]|u[0-9A-Fa-f]{4}))*\"))', 'g');
// Escaped unicode char.
WebInspector.RequestJSONView._escapedUnicode = new RegExp('\\\\(?:([^u])|u(.{4}))', 'g');
// Map from escaped char to its literal value.
WebInspector.RequestJSONView._standardEscapes = {'"': '"', '/': '/', '\\': '\\', 'b': '\b', 'f': '\f', 'n': '\n', 'r': '\r', 't': '\t'};
/**
* @param {string} full
* @param {string} standard
* @param {string} unicode
* @return {string}
*/
WebInspector.RequestJSONView._unescape = function(full, standard, unicode)
{
return standard ? WebInspector.RequestJSONView._standardEscapes[standard] : String.fromCharCode(parseInt(unicode, 16));
}
/**
* @param {string} text
* @return {string}
*/
WebInspector.RequestJSONView._unescapeString = function(text)
{
return text.indexOf("\\") === -1 ? text : text.replace(WebInspector.RequestJSONView._escapedUnicode, WebInspector.RequestJSONView._unescape);
}
/**
* @return {*}
*/
WebInspector.RequestJSONView._buildObjectFromJSON = function(text)
{
var regExp = WebInspector.RequestJSONView._jsonToken;
regExp.lastIndex = 0;
var result = [];
var tip = result;
var stack = [];
var key = undefined;
var token = undefined;
var lastToken = undefined;
while (true) {
var match = regExp.exec(text);
if (match === null)
break;
lastToken = token;
token = match[0];
var code = token.charCodeAt(0);
if ((code === 0x5b) || (code === 0x7b)) { // [ or {
var newTip = (code === 0x5b) ? [] : {};
tip[key || tip.length] = newTip;
stack.push(tip);
tip = newTip;
} else if ((code === 0x5d) || (code === 0x7d)) { // ] or }
tip = stack.pop();
if (!tip)
break;
} else if (code === 0x2C) { // ,
if (Array.isArray(tip) && (lastToken === undefined || lastToken === "[" || lastToken === ","))
tip[tip.length] = undefined;
} else if (code === 0x22) { // "
token = WebInspector.RequestJSONView._unescapeString(token.substring(1, token.length - 1));
if (!key) {
if (Array.isArray(tip)) {
key = tip.length;
} else {
key = token || "";
continue;
}
}
tip[key] = token;
} else if (code === 0x66) { // f
tip[key || tip.length] = false;
} else if (code === 0x6e) { // n
tip[key || tip.length] = null;
} else if (code === 0x74) { // t
tip[key || tip.length] = true;
} else if (code === 0x2f || code === 0x2a || code === 0x26 || code === 0x7c || code === 0x3b || code === 0x3d || code === 0x28 || code === 0x29) { // /*&|;=()
// Looks like JavaScript
throw "Invalid JSON";
} else { // sign or digit
tip[key || tip.length] = +(token);
}
key = undefined;
}
return (result.length > 1) ? result : result[0];
}
/**
* @param {string} text
* @return {?WebInspector.ParsedJSON}
*/
WebInspector.RequestJSONView.parseJSON = function(text)
{
// Trim stubs like "while(1)", "for(;;)", weird numbers, etc. We need JSON start.
var inner = WebInspector.RequestJSONView._findBrackets(text, "{", "}");
var inner2 = WebInspector.RequestJSONView._findBrackets(text, "[", "]");
inner = inner2.length > inner.length ? inner2 : inner;
var inner3 = WebInspector.RequestJSONView._findBrackets(text, "(", ")");
if (inner3.length - 2 > inner.length) {
inner = inner3;
++inner.start;
--inner.end;
}
if (inner.length === -1)
return null;
var prefix = text.substring(0, inner.start);
var suffix = text.substring(inner.end + 1);
text = text.substring(inner.start, inner.end + 1);
try {
return new WebInspector.ParsedJSON(WebInspector.RequestJSONView._buildObjectFromJSON(text), prefix, suffix);
} catch (e) {
return null;
}
}
/**
* @param {string} text
* @param {string} open
* @param {string} close
* @return {{start: number, end: number, length: number}}
*/
WebInspector.RequestJSONView._findBrackets = function(text, open, close)
{
var start = text.indexOf(open);
var end = text.lastIndexOf(close);
var length = end - start - 1;
if (start == -1 || end == -1 || end < start)
length = -1;
return {start: start, end: end, length: length};
}
WebInspector.RequestJSONView.prototype = {
wasShown: function()
{
this._initialize();
},
_initialize: function()
{
if (this._initialized)
return;
this._initialized = true;
var obj = WebInspector.RemoteObject.fromLocalObject(this._parsedJSON.data);
var title = this._parsedJSON.prefix + obj.description + this._parsedJSON.suffix;
var section = new WebInspector.ObjectPropertiesSection(obj, title);
section.expand();
section.editable = false;
this.element.appendChild(section.element);
},
__proto__: WebInspector.RequestView.prototype
}
/**
* @constructor
*/
WebInspector.ParsedJSON = function(data, prefix, suffix)
{
this.data = data;
this.prefix = prefix;
this.suffix = suffix;
}