/**
 * © All rights reserved x9a.ru, 2013
 */
function parseQueryParam(name, value, params) {
    if (name == '') {
        return false;
    }

    var pos = name.indexOf('['), parts = [];

    if (pos == 0) {
        return false;
    }

    parts[0] = pos != -1 ? name.substr(0, pos) : name;
    parts = pos != -1 ? parts.concat( name.substr(++pos).split('][') ) : parts;

    if ( parts.length > 1 ) {
        parts.push( parts.pop().split(']')[0] );
    }

    var part, cur = params, i = 0, len = parts.length;

    while (1) {
        part = parts[i];

        if ( i && /^(|0|[1-9]\d*)$/.test(part) ) {
            if (cur[''] === undefined) {
                part = cur[''] = part * 1;
            }
            else if (part == '') {
                part = ++cur[''];
            }
            else if (part > cur['']) {
                cur[''] = part;
            }
        }

        if (++i == len) {
            break;
        }

        if (cur[part] === undefined) {
            cur[part] = {};
        }

        cur = cur[part];
    }

    cur[part] = decodeURIComponent(value);
}

function cleanQueryParams(obj) {
    delete obj[''];

    for (var i in obj) {
        if (typeof obj[i] == 'object') {
            cleanQueryParams(obj[i]);
        }
    }
}

function parseQueryString(str, sep, eq) {
    if (typeof str != 'string') {
        return str;
    }

    eq = eq || '=';
    var parts = str.split(sep || '&'), i = 0, len = parts.length, params = {};

    while (i < len) {
        var part = parts[i++].split(eq);
        parseQueryParam(part[0], part[1], params);
    }

    cleanQueryParams(params);
    return params;
}

function parseQuery() {
    return parseQueryString( location.search.substr(1) );
}

function completeQueryParams(params, obj, parts) {
    for (var i in obj) {
        if (typeof obj[i] == 'object') {
            parts.push(i);
            completeQueryParams(params, obj[i], parts);
            parts.pop();
            continue;
        }

        var temp = parts.concat(i);
        params.push([temp[0] + ( temp.length > 1 ? '[' + temp.slice(1).join('][') + ']' : '' ), obj[i]]);
    }
}

function buildQueryString(obj, sep, eq) {
    sep = sep || '&';
    eq = eq || '=';
    var params = [];
    completeQueryParams(params, obj, []);
    var i = 0, len = params.length, out = '';

    while (1) {
        out += params[i][0] + eq + encodeURIComponent(params[i][1]);

        if (++i == len) {
            break;
        }

        out += sep;
    }

    return out;
}

function getCookies() {
    return parseQueryString(document.cookie, /;\s*/);
}

function setCookie(name, value, expires, path, domain, secure, httponly) {
    document.cookie = name + '=' + encodeURIComponent(value) + (expires === undefined ? '' : '; Expires=' + new Date(expires).toUTCString()) + (path ? '; Path=' + path : '')
        + (domain ? '; Domain=' + domain : '') + (secure ? '; Secure' : '') + (httponly ? '; HttpOnly' : '');
}
// setCookie('test', 'Test', new Date().getTime() + 24 * 3600000);

function deleteCookie(name, path, domain) {
    setCookie(name, '', 0, path, domain);
}


function parseURL(str) {
    var matches = /^(?:(\S+):\/\/)?(?:([^:\s]*)(?::(\S*))?@)?(?:([^:/\s]*)(?::(\d*))?)([^?\s]*)?(?:\?([^#\s]*))?(?:#(\S*))?$/.exec(str);
    // console.log(matches);

    if (matches !== null) {
        var scheme = ['protocol', 'user', 'password', 'host', 'port', 'path', 'query', 'hash'], i = scheme.length, obj = {};

        while (i) {
            obj[ scheme[i - 1] ] = matches[i--];
        }

        obj.query = parseQueryString(obj.query);
        return obj;
    }

    return false;
}

function buildURL(obj) {
    return (obj.protocol ? obj.protocol + '://' : '') + (obj.user ? obj.user + (obj.password ? ':' + obj.password : '') + '@' : '') + (obj.host ? obj.host : '')
        + (obj.port ? ':' + obj.port : '')  + (obj.path ? obj.path : '') + (obj.query ? '?' + queryString.stringify(obj.query) : '') + (obj.hash ? '#' + obj.hash : '')
}