// Airbrake notifier JavaScript code taken from // github.com/airbrake/airbrake-js/blob/v0.1.2-JSON/dist/notifier.js // Parts licenced under BSD license, // Parts licenced under MIT license. // // Airbrake JavaScript Notifier Bundle (function(window, document, undefined) { // Domain Public by Eric Wendelin eriwen.com/ (2008) // Luke Smith lucassmith.name/ (2008) // Loic Dachary <loic@dachary.org> (2008) // Johan Euphrosine <proppy@aminche.com> (2008) // Øyvind Sean Kinsey kinsey.no/blog (2010) // Victor Homyakov (2010) // // Information and discussions // jspoker.pokersource.info/skin/test-printstacktrace.html // eriwen.com/javascript/js-stack-trace/ // eriwen.com/javascript/stacktrace-update/ // pastie.org/253058 // // guessFunctionNameFromLines comes from firebug // // Software License Agreement (BSD License) // // Copyright © 2007, Parakey Inc. // All rights reserved. // // Redistribution and use of this software 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 Parakey Inc. nor the names of its // contributors may be used to endorse or promote products // derived from this software without specific prior // written permission of Parakey Inc. // // 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.

/**
 * Main function giving a function stack trace with a forced or passed in Error
 *
 * @cfg {Error} e The error to create a stacktrace from (optional)
 * @cfg {Boolean} guess If we should try to resolve the names of anonymous functions
 * @return {Array} of Strings with functions, lines, files, and arguments where possible
 */
function printStackTrace(options) {
    var ex = (options && options.e) ? options.e : null;
    var guess = options ? !!options.guess : true;

    var p = new printStackTrace.implementation();
    var result = p.run(ex);
    return (guess) ? p.guessFunctions(result) : result;
}

printStackTrace.implementation = function() {};

printStackTrace.implementation.prototype = {
    run: function(ex) {
        ex = ex ||
            (function() {
                try {
                    var _err = __undef__ << 1;
                } catch (e) {
                    return e;
                }
            })();
        // Use either the stored mode, or resolve it
        var mode = this._mode || this.mode(ex);
        if (mode === 'other') {
            return this.other(arguments.callee);
        } else {
            return this[mode](ex);
        }
    },

    /**
     * @return {String} mode of operation for the environment in question.
     */
    mode: function(e) {
        if (e['arguments']) {
            return (this._mode = 'chrome');
        } else if (window.opera && e.stacktrace) {
            return (this._mode = 'opera10');
        } else if (e.stack) {
            return (this._mode = 'firefox');
        } else if (window.opera && !('stacktrace' in e)) { //Opera 9-
            return (this._mode = 'opera');
        }
        return (this._mode = 'other');
    },

    /**
     * Given a context, function name, and callback function, overwrite it so that it calls
     * printStackTrace() first with a callback and then runs the rest of the body.
     *
     * @param {Object} context of execution (e.g. window)
     * @param {String} functionName to instrument
     * @param {Function} function to call with a stack trace on invocation
     */
    instrumentFunction: function(context, functionName, callback) {
        context = context || window;
        context['_old' + functionName] = context[functionName];
        context[functionName] = function() {
            callback.call(this, printStackTrace());
            return context['_old' + functionName].apply(this, arguments);
        };
        context[functionName]._instrumented = true;
    },

    /**
     * Given a context and function name of a function that has been
     * instrumented, revert the function to it's original (non-instrumented)
     * state.
     *
     * @param {Object} context of execution (e.g. window)
     * @param {String} functionName to de-instrument
     */
    deinstrumentFunction: function(context, functionName) {
        if (context[functionName].constructor === Function &&
            context[functionName]._instrumented &&
            context['_old' + functionName].constructor === Function) {
            context[functionName] = context['_old' + functionName];
        }
    },

    /**
     * Given an Error object, return a formatted Array based on Chrome's stack string.
     *
     * @param e - Error object to inspect
     * @return Array<String> of function calls, files and line numbers
     */
    chrome: function(e) {
        return e.stack.replace(/^[^\(]+?[\n$]/gm, '').replace(/^\s+at\s+/gm, '').replace(/^Object.<anonymous>\s*\(/gm, '{anonymous}()@').split('\n');
    },

    /**
     * Given an Error object, return a formatted Array based on Firefox's stack string.
     *
     * @param e - Error object to inspect
     * @return Array<String> of function calls, files and line numbers
     */
    firefox: function(e) {
        return e.stack.replace(/(?:\n@:0)?\s+$/m, '').replace(/^\(/gm, '{anonymous}(').split('\n');
    },

    /**
     * Given an Error object, return a formatted Array based on Opera 10's stacktrace string.
     *
     * @param e - Error object to inspect
     * @return Array<String> of function calls, files and line numbers
     */
    opera10: function(e) {
        var stack = e.stacktrace;
        var lines = stack.split('\n'), ANON = '{anonymous}',
            lineRE = /.*line (\d+), column (\d+) in ((<anonymous function\:?\s*(\S+))|([^\(]+)\([^\)]*\))(?: in )?(.*)\s*$/i, i, j, len;
        for (i = 2, j = 0, len = lines.length; i < len - 2; i++) {
            if (lineRE.test(lines[i])) {
                var location = RegExp.$6 + ':' + RegExp.$1 + ':' + RegExp.$2;
                var fnName = RegExp.$3;
                fnName = fnName.replace(/<anonymous function\:?\s?(\S+)?>/g, ANON);
                lines[j++] = fnName + '@' + location;
            }
        }

        lines.splice(j, lines.length - j);
        return lines;
    },

    // Opera 7.x-9.x only!
    opera: function(e) {
        var lines = e.message.split('\n'), ANON = '{anonymous}',
            lineRE = /Line\s+(\d+).*script\s+(http\S+)(?:.*in\s+function\s+(\S+))?/i,
            i, j, len;

        for (i = 4, j = 0, len = lines.length; i < len; i += 2) {
            //TODO: RegExp.exec() would probably be cleaner here
            if (lineRE.test(lines[i])) {
                lines[j++] = (RegExp.$3 ? RegExp.$3 + '()@' + RegExp.$2 + RegExp.$1 : ANON + '()@' + RegExp.$2 + ':' + RegExp.$1) + ' -- ' + lines[i + 1].replace(/^\s+/, '');
            }
        }

        lines.splice(j, lines.length - j);
        return lines;
    },

    // Safari, IE, and others
    other: function(curr) {
        var ANON = '{anonymous}', fnRE = /function\s*([\w\-$]+)?\s*\(/i,
            stack = [], fn, args, maxStackSize = 10;

        while (curr && stack.length < maxStackSize) {
            fn = fnRE.test(curr.toString()) ? RegExp.$1 || ANON : ANON;
            args = Array.prototype.slice.call(curr['arguments']);
            stack[stack.length] = fn + '(' + this.stringifyArguments(args) + ')';
            curr = curr.caller;
        }
        return stack;
    },

    /**
     * Given arguments array as a String, subsituting type names for non-string types.
     *
     * @param {Arguments} object
     * @return {Array} of Strings with stringified arguments
     */
    stringifyArguments: function(args) {
        for (var i = 0; i < args.length; ++i) {
            var arg = args[i];
            if (arg === undefined) {
                args[i] = 'undefined';
            } else if (arg === null) {
                args[i] = 'null';
            } else if (arg.constructor) {
                if (arg.constructor === Array) {
                    if (arg.length < 3) {
                        args[i] = '[' + this.stringifyArguments(arg) + ']';
                    } else {
                        args[i] = '[' + this.stringifyArguments(Array.prototype.slice.call(arg, 0, 1)) + '...' + this.stringifyArguments(Array.prototype.slice.call(arg, -1)) + ']';
                    }
                } else if (arg.constructor === Object) {
                    args[i] = '#object';
                } else if (arg.constructor === Function) {
                    args[i] = '#function';
                } else if (arg.constructor === String) {
                    args[i] = '"' + arg + '"';
                }
            }
        }
        return args.join(',');
    },

    sourceCache: {},

    /**
     * @return the text from a given URL.
     */
    ajax: function(url) {
        var req = this.createXMLHTTPObject();
        if (!req) {
            return;
        }
        req.open('GET', url, false);
        req.setRequestHeader('User-Agent', 'XMLHTTP/1.0');
        req.send('');
        return req.responseText;
    },

    /**
     * Try XHR methods in order and store XHR factory.
     *
     * @return <Function> XHR function or equivalent
     */
    createXMLHTTPObject: function() {
        var xmlhttp, XMLHttpFactories = [
            function() {
                return new XMLHttpRequest();
            }, function() {
                return new ActiveXObject('Msxml2.XMLHTTP');
            }, function() {
                return new ActiveXObject('Msxml3.XMLHTTP');
            }, function() {
                return new ActiveXObject('Microsoft.XMLHTTP');
            }
        ];
        for (var i = 0; i < XMLHttpFactories.length; i++) {
            try {
                xmlhttp = XMLHttpFactories[i]();
                // Use memoization to cache the factory
                this.createXMLHTTPObject = XMLHttpFactories[i];
                return xmlhttp;
            } catch (e) {}
        }
    },

    /**
     * Given a URL, check if it is in the same domain (so we can get the source
     * via Ajax).
     *
     * @param url <String> source url
     * @return False if we need a cross-domain request
     */
    isSameDomain: function(url) {
        return url.indexOf(location.hostname) !== -1;
    },

    /**
     * Get source code from given URL if in the same domain.
     *
     * @param url <String> JS source URL
     * @return <Array> Array of source code lines
     */
    getSource: function(url) {
        if (!(url in this.sourceCache)) {
            this.sourceCache[url] = this.ajax(url).split('\n');
        }
        return this.sourceCache[url];
    },

    guessFunctions: function(stack) {
        for (var i = 0; i < stack.length; ++i) {
            var reStack = /\{anonymous\}\(.*\)@(\w+:\/\/([\-\w\.]+)+(:\d+)?[^:]+):(\d+):?(\d+)?/;
            var frame = stack[i], m = reStack.exec(frame);
            if (m) {
                var file = m[1], lineno = m[4]; //m[7] is character position in Chrome
                if (file && this.isSameDomain(file) && lineno) {
                    var functionName = this.guessFunctionName(file, lineno);
                    stack[i] = frame.replace('{anonymous}', functionName);
                }
            }
        }
        return stack;
    },

    guessFunctionName: function(url, lineNo) {
        try {
            return this.guessFunctionNameFromLines(lineNo, this.getSource(url));
        } catch (e) {
            return 'getSource failed with url: ' + url + ', exception: ' + e.toString();
        }
    },

    guessFunctionNameFromLines: function(lineNo, source) {
        var reFunctionArgNames = /function ([^(]*)\(([^)]*)\)/;
        var reGuessFunction = /['"]?([0-9A-Za-z_]+)['"]?\s*[:=]\s*(function|eval|new Function)/;
        // Walk backwards from the first line in the function until we find the line which
        // matches the pattern above, which is the function definition
        var line = "", maxLines = 10;
        for (var i = 0; i < maxLines; ++i) {
            line = source[lineNo - i] + line;
            if (line !== undefined) {
                var m = reGuessFunction.exec(line);
                if (m && m[1]) {
                    return m[1];
                } else {
                    m = reFunctionArgNames.exec(line);
                    if (m && m[1]) {
                        return m[1];
                    }
                }
            }
        }
        return '(?)';
    }
};// Airbrake JavaScript Notifier
(function() {
    "use strict";

    var NOTICE_XML = '<?xml version="1.0" encoding="UTF-8"?>' +
            '<notice version="2.0">' +
            '<notifier>' +
            '<name>ohnoes</name>' +
            '<version>0.0.1</version>' +
            '<url>https://github.com/marten/ohnoes</url>' +
            '</notifier>' +
            '<error>' +
            '<class>{exception_class}</class>' +
            '<message>{exception_message}</message>' +
            '<backtrace>{backtrace_lines}</backtrace>' +
            '</error>' +
            '<request>' +
            '<url>{request_url}</url>' +
            '<component>{request_component}</component>' +
            '<action>{request_action}</action>' +
            '{request}' +
            '</request>' +
            '</notice>',
        REQUEST_VARIABLE_GROUP_XML = '<{group_name}>{inner_content}</{group_name}>',
        REQUEST_VARIABLE_XML = '<var key="{key}">{value}</var>',
        BACKTRACE_LINE_XML = '<line method="{method}" file="{file}" number="{number}" />',
        Config,
        Global,
        Util,
        _publicAPI,

        NOTICE_JSON = {
            "version": "2.0",
            "api-key": "{key}",
            "notifier": {
                "name": "airbrake_js",
                "version": "0.2.0",
                "url": "http://airbrake.io"
            },
            "error": {
                "class": "{exception_class}",
                "message": "{exception_message}",
                "backtrace": []
            },
            "request": {
                "url": "{request_url}",
                "component": "{request_component}",
                "action": "{request_action}"
            },
            "server-environment": {
                "project-root": "{project_root}",
                "environment-name": "{environment}"
            }
        };

    Util = {
        /*
         * Merge a number of objects into one.
         *
         * Usage example:
         *  var obj1 = {
         *          a: 'a'
         *      },
         *      obj2 = {
         *          b: 'b'
         *      },
         *      obj3 = {
         *          c: 'c'
         *      },
         *      mergedObj = Util.merge(obj1, obj2, obj3);
         *
         * mergedObj is: {
         *     a: 'a',
         *     b: 'b',
         *     c: 'c'
         * }
         *
         */
        merge: (function() {
            function processProperty (key, dest, src) {
                if (src.hasOwnProperty(key)) {
                    dest[key] = src[key];
                }
            }

            return function() {
                var objects = Array.prototype.slice.call(arguments),
                    obj,
                    key,
                    result = {};

                while (obj = objects.shift()) {
                    for (key in obj) {
                        processProperty(key, result, obj);
                    }
                }

                return result;
            };
        })(),

        /*
         * Replace &, <, >, ', " characters with correspondent HTML entities.
         */
        escape: function (text) {
            return text.replace(/&/g, '&#38;').replace(/</g, '&#60;').replace(/>/g, '&#62;')
                .replace(/'/g, '&#39;').replace(/"/g, '&#34;');
        },

        /*
         * Remove leading and trailing space characters.
         */
        trim: function (text) {
            return text.toString().replace(/^\s+/, '').replace(/\s+$/, '');
        },

        /*
         * Fill 'text' pattern with 'data' values.
         *
         * e.g. Utils.substitute('<{tag}></{tag}>', {tag: 'div'}, true) will return '<div></div>'
         *
         * emptyForUndefinedData - a flag, if true, all matched {<name>} without data.<name> value specified will be
         * replaced with empty string.
         */
        substitute: function (text, data, emptyForUndefinedData) {
            return text.replace(/{([\w_.-]+)}/g, function(match, key) {
                return (key in data) ? data[key] : (emptyForUndefinedData ? '' : match);
            });
        },

        /*
         * Perform pattern rendering for an array of data objects.
         * Returns a concatenation of rendered strings of all objects in array.
         */
        substituteArr: function (text, dataArr, emptyForUndefinedData) {
            var _i = 0, _l = 0,
                returnStr = '';

            for (_i = 0, _l = dataArr.length; _i < _l; _i += 1) {
                returnStr += this.substitute(text, dataArr[_i], emptyForUndefinedData);
            }

            return returnStr;
        },

        /*
         * Add hook for jQuery.fn.on function, to manualy call window.Airbrake.captureException() method
         * for every exception occurred.
         *
         * Let function 'f' be binded as an event handler:
         *
         * $(window).on 'click', f
         *
         * If an exception is occurred inside f's body, it will be catched here
         * and forwarded to captureException method.
         *
         * processjQueryEventHandlerWrapping is called every time window.Airbrake.setTrackJQ method is used,
         * if it switches previously setted value.
         */
        processjQueryEventHandlerWrapping: function () {
            if (Config.options.trackJQ === true) {
                Config.jQuery_fn_on_original = Config.jQuery_fn_on_original || jQuery.fn.on;

                jQuery.fn.on = function () {
                    var args = Array.prototype.slice.call(arguments),
                        fnArgIdx = 4;

                    // Search index of function argument
                    while((--fnArgIdx > -1) && (typeof args[fnArgIdx] !== 'function'));

                    // If the function is not found, then subscribe original event handler function
                    if (fnArgIdx === -1) {
                        return Config.jQuery_fn_on_original.apply(this, arguments);
                    }

                    // If the function is found, then subscribe wrapped event handler function
                    args[fnArgIdx] = (function (fnOriginHandler) {
                        return function() {
                            try {
                                fnOriginHandler.apply(this, arguments);
                            } catch (e) {
                                Global.captureException(e);
                            }
                        };
                    })(args[fnArgIdx]);

                    // Call original jQuery.fn.on, with the same list of arguments, but
                    // a function replaced with a proxy.
                    return Config.jQuery_fn_on_original.apply(this, args);
                };
            } else {
                // Recover original jQuery.fn.on if Config.options.trackJQ is set to false
                (typeof Config.jQuery_fn_on_original === 'function') && (jQuery.fn.on = Config.jQuery_fn_on_original);
            }
        },

        isjQueryPresent: function () {
            // Currently only 1.7.x version supported
            return (typeof jQuery === 'function') && ('fn' in jQuery) && ('jquery' in jQuery.fn)
                && (jQuery.fn.jquery.indexOf('1.7') === 0)
        },

        /*
         * Make first letter in a string capital. e.g. 'guessFunctionName' -> 'GuessFunctionName'
         * Is used to generate getter and setter method names.
         */
        capitalizeFirstLetter: function (str) {
            return str[0].toUpperCase() + str.slice(1);
        },

        /*
         * Generate public API from an array of specifically formated objects, e.g.
         *
         * - this will generate 'setEnvironment' and 'getEnvironment' API methods for configObj.xmlData.environment variable:
         * {
         *     variable: 'environment',
         *     namespace: 'xmlData'
         * }
         *
         * - this will define 'method' function as 'captureException' API method
         * {
         *     methodName: 'captureException',
         *     method: (function (...) {...});
         * }
         *
         */
        generatePublicAPI: (function () {
            function _generateSetter (variable, namespace, configObj) {
                return function (value) {
                    configObj[namespace][variable] = value;
                };
            }

            function _generateGetter (variable, namespace, configObj) {
                return function (value) {
                    return configObj[namespace][variable];
                };
            }

            /*
             * publicAPI: array of specifically formated objects
             * configObj: inner configuration object
             */
            return function (publicAPI, configObj) {
                var _i = 0, _m = null, _capitalized = '',
                    returnObj = {};

                for (_i = 0; _i < publicAPI.length; _i += 1) {
                    _m = publicAPI[_i];

                    switch (true) {
                        case (typeof _m.variable !== 'undefined') && (typeof _m.methodName === 'undefined'):
                            _capitalized = Util.capitalizeFirstLetter(_m.variable)
                            returnObj['set' + _capitalized] = _generateSetter(_m.variable, _m.namespace, configObj);
                            returnObj['get' + _capitalized] = _generateGetter(_m.variable, _m.namespace, configObj);

                            break;
                        case (typeof _m.methodName !== 'undefined') && (typeof _m.method !== 'undefined'):
                            returnObj[_m.methodName] = _m.method

                            break;

                        default:
                    }
                }

                return returnObj;
            };
        } ())
    };

    /*
     * The object to store settings. Allocated from the Global (windows scope) so that users can change settings
     * only through the methods, rather than through a direct change of the object fileds. So that we can to handle
     * change settings event (in setter method).
     */
    Config = {
        xmlData: {
            environment: 'environment'
        },

        options: {
            trackJQ: false, // jQuery.fn.jquery
            host: 'localhost:3000',
            errorDefaults: {},
            guessFunctionName: false,
            requestType: 'POST', // Can be 'POST' or 'GET'
            outputFormat: 'XML' // Can be 'XML' or 'JSON'
        }
    };

    /*
     * The public API definition object. If no 'methodName' and 'method' values specified,
     * getter and setter for 'variable' will be defined.
     */
    _publicAPI = [
        {
            variable: 'environment',
            namespace: 'xmlData'
        }, {
            variable: 'key',
            namespace: 'xmlData'
        }, {
            variable: 'host',
            namespace: 'options'
        }, {
            variable: 'errorDefaults',
            namespace: 'options'
        }, {
            variable: 'guessFunctionName',
            namespace: 'options'
        }, {
            variable: 'requestType',
            namespace: 'options'
        }, {
            variable: 'outputFormat',
            namespace: 'options'
        }, {
            methodName: 'setTrackJQ',
            variable: 'trackJQ',
            namespace: 'options',
            method: (function (value) {
                if (!Util.isjQueryPresent()) {
                    throw Error('Please do not call \'Airbrake.setTrackJQ\' if jQuery does\'t present');
                }

                value = !!value;

                if (Config.options.trackJQ === value) {
                    return;
                }

                Config.options.trackJQ = value;

                Util.processjQueryEventHandlerWrapping();
            })
        }, {
            methodName: 'captureException',
            method: (function (e) {
                new Notifier().notify({
                    message: e.message,
                    stack: e.stack
                });
            })
        }
    ];

    // Share to global scope as Airbrake ("window.Hoptoad" for backward compatibility)
    Global = window.Airbrake = window.Hoptoad = Util.generatePublicAPI(_publicAPI, Config);

    function Notifier() {
        this.options = Util.merge({}, Config.options);
        this.xmlData = Util.merge(this.DEF_XML_DATA, Config.xmlData);
    }

    Notifier.prototype = {
        constructor: Notifier,
        VERSION: '0.2.0',
        ROOT: window.location.protocol + '//' + window.location.host,
        BACKTRACE_MATCHER: /^(.*)\@(.*)\:(\d+)$/,
        backtrace_filters: [/notifier\.js/],
        DEF_XML_DATA: {
            request: {}
        },

        notify: (function () {
            function _sendPOSTRequest (url, data) {
                var request = new XMLHttpRequest();

                request.open('POST', url, true);

                request.send(data);
            }

            return function (error) {
                var outputData = '',
                /*
                 * Should be changed to url = '//' + ...
                 * to use the protocol of current page (http or https)
                 */
                    url = '/ohnoes/notifier_api/notices';

                switch (this.options['outputFormat']) {
                    case 'XML':
                        outputData = escape(this.generateXML(this.generateDataJSON(error)));

                        break;
                    case 'JSON':
                        outputData = JSON.stringify(this.generateJSON(this.generateDataJSON(error)));

                        break;
                    default:
                }

// switch (this.options) { // case ‘POST’:

_sendPOSTRequest(url, outputData);

// break; // }

            };
        } ()),

        /*
         * Generate inner JSON representation of exception data that can be rendered as XML or JSON.
         */
        generateDataJSON: (function () {
            /*
             * Generate variables array for inputObj object.
             *
             * e.g.
             *
             * _generateVariables({a: 'a'}) -> [{key: 'a', value: 'a'}]
             *
             */
            function _generateVariables (inputObj) {
                var key = '', returnArr = [];

                for (key in inputObj) {
                    if (inputObj.hasOwnProperty(key)) {
                        returnArr.push({
                            key: key,
                            value: inputObj[key]
                        });
                    }
                }

                return returnArr;
            }

            /*
             * Generate Request part of notification.
             */
            function _composeRequestObj (methods, errorObj) {
                var _i = 0,
                    returnObj = {},
                    type = '';

                for (_i = 0; _i < methods.length; _i += 1) {
                    type = methods[_i];
                    if (typeof errorObj[type] !== 'undefined') {
                        returnObj[type] = _generateVariables(errorObj[type]);
                    }
                }

                return returnObj;
            }

            return function (errorWithoutDefaults) {
                /*
                 * A constructor line:
                 *
                 * this.xmlData = Util.merge(this.DEF_XML_DATA, Config.xmlData);
                 */
                var outputData = this.xmlData,
                    error = Util.merge(this.options.errorDefaults, errorWithoutDefaults),

                    component = error.component || '',
                    request_url = (error.url || '' + location.hash),

                    methods = ['cgi-data', 'params', 'session'],
                    _outputData = null;

                _outputData = {
                    request_url: request_url,
                    request_action: (error.action || ''),
                    request_component: component,
                    request: (function () {
                        if (request_url || component) {
                            error['cgi-data'] = error['cgi-data'] || {};
                            error['cgi-data'].HTTP_USER_AGENT = navigator.userAgent;
                            return Util.merge(outputData.request, _composeRequestObj(methods, error));
                        } else {
                            return {}
                        }
                    } ()),

                    project_root: this.ROOT,
                    exception_class: (error.type || 'Error'),
                    exception_message: (error.message || 'Unknown error.'),
                    backtrace_lines: this.generateBacktrace(error)
                }

                outputData = Util.merge(outputData, _outputData);

                return outputData;
            };
        } ()),

        /*
         * Generate XML notification from inner JSON representation.
         * NOTICE_XML is used as pattern.
         */
        generateXML: (function () {
            function _generateRequestVariableGroups (requestObj) {
                var _group = '',
                    returnStr = '';

                for (_group in requestObj) {
                    if (requestObj.hasOwnProperty(_group)) {
                        returnStr += Util.substitute(REQUEST_VARIABLE_GROUP_XML, {
                            group_name: _group,
                            inner_content: Util.substituteArr(REQUEST_VARIABLE_XML, requestObj[_group], true)
                        }, true);
                    }
                }

                return returnStr;
            }

            return function (JSONdataObj) {
                JSONdataObj.request = _generateRequestVariableGroups(JSONdataObj.request);
                JSONdataObj.backtrace_lines = Util.substituteArr(BACKTRACE_LINE_XML, JSONdataObj.backtrace_lines, true);

                return Util.substitute(NOTICE_XML, JSONdataObj, true);
            };
        } ()),

        /*
         * Generate JSON notification from inner JSON representation.
         * NOTICE_JSON is used as pattern.
         */
        generateJSON: function (JSONdataObj) {
            // Pattern string is JSON.stringify(NOTICE_JSON)
            // The rendered string is parsed back as JSON.
            var outputJSON = JSON.parse(Util.substitute(JSON.stringify(NOTICE_JSON), JSONdataObj, true));

            outputJSON.request = Util.merge(outputJSON.request, JSONdataObj.request);
            outputJSON.error.backtrace = JSONdataObj.backtrace_lines;

            return outputJSON;
        },

        generateBacktrace: function (error) {
            var backtrace = [],
                file,
                i,
                matches,
                stacktrace;

            error = error || {};

            if (typeof error.stack !== 'string') {
                try {
                    (0)();
                } catch (e) {
                    error.stack = e.stack;
                }
            }

            stacktrace = this.getStackTrace(error);

            for (i = 0; i < stacktrace.length; i++) {
                matches = stacktrace[i].match(this.BACKTRACE_MATCHER);

                if (matches && this.validBacktraceLine(stacktrace[i])) {
                    file = matches[2].replace(this.ROOT, '[PROJECT_ROOT]');

                    if (i === 0 && matches[2].match(document.location.href)) {
                        // backtrace.push('<line method="" file="internal: " number=""/>');

                        backtrace.push({
                            method: '',
                            file: 'internal: ',
                            number: ''
                        });
                    }

                    // backtrace.push('<line method="' + Util.escape(matches[1]) + '" file="' + Util.escape(file) +
                    //        '" number="' + matches[3] + '" />');

                    backtrace.push({
                        method: matches[1],
                        file: file,
                        number: matches[3]
                    });
                }
            }

            return backtrace;
        },

        getStackTrace: function (error) {
            var i,
                stacktrace = printStackTrace({
                    e: error,
                    guess: this.options.guessFunctionName
                });

            for (i = 0; i < stacktrace.length; i++) {
                if (stacktrace[i].match(/\:\d+$/)) {
                    continue;
                }

                if (stacktrace[i].indexOf('@') === -1) {
                    stacktrace[i] += '@unsupported.js';
                }

                stacktrace[i] += ':0';
            }

            return stacktrace;
        },

        validBacktraceLine: function (line) {
            for (var i = 0; i < this.backtrace_filters.length; i++) {
                if (line.match(this.backtrace_filters[i])) {
                    return false;
                }
            }

            return true;
        }
    };

    window.onerror = function (message, file, line) {
        setTimeout(function () {
            new Notifier().notify({
                message: message,
                stack: '()@' + file + ':' + line
            });
        }, 0);

        return true;
    };
})();

})(window, document);