root / snf-cyclades-app / synnefo / ui / static / snf / js / utils.js @ 1e882dd7
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// Copyright 2011 GRNET S.A. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or
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// without modification, are permitted provided that the following
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// conditions are met:
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//
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// 1. Redistributions of source code must retain the above
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// copyright notice, this list of conditions and the following
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// disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials
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// provided with the distribution.
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//
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// THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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// OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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// USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// The views and conclusions contained in the software and
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// documentation are those of the authors and should not be
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// interpreted as representing official policies, either expressed
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// or implied, of GRNET S.A.
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//
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;(function(root){
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var root = root;
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var snf = root.synnefo = root.synnefo || {};
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snf.i18n = {}; |
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// Logging namespace
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var logging = snf.logging = snf.logging || {};
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// logger object
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var logger = logging.logger = function(ns, level){ |
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var levels = ["debug", "info", "error"]; |
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var con = window.console;
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this.level = level || synnefo.logging.level;
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this.ns = ns || ""; |
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this._log = function(lvl) { |
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if (lvl >= this.level && con) { |
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var args = Array.prototype.slice.call(arguments[1]); |
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var level_name = levels[lvl];
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if (this.ns) { |
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args = ["["+this.ns+"] "].concat(args); |
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} |
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log = con.log |
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if (con[level_name])
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log = con[level_name] |
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try {
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con && log.apply(con, Array.prototype.slice.call(args)); |
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} catch (err) {}
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} |
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} |
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this.debug = function() { |
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var args = [0]; args.push.call(args, arguments); |
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this._log.apply(this, args); |
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} |
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this.info = function() { |
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var args = [1]; args.push.call(args, arguments); |
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this._log.apply(this, args); |
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} |
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this.error = function() { |
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var args = [2]; args.push.call(args, arguments); |
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this._log.apply(this, args); |
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} |
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}; |
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synnefo.collect_user_data = function() { |
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var data = {}
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try {
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data.client = {'browser': $.browser, 'screen': $.extend({}, screen), 'client': $.client} |
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} catch (err) { data.client = err }
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try {
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data.calls = synnefo.api.requests; |
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} catch (err) { data.calls = err }
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try {
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data.errors = synnefo.api.errors; |
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} catch (err) { data.errors = err }
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try {
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data.data = {}; |
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} catch (err) { data.data = err }
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try {
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data.data.vms = synnefo.storage.vms.toJSON(); |
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} catch (err) { data.data.vms = err }
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try {
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data.data.networks = synnefo.storage.networks.toJSON(); |
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} catch (err) { data.data.networks = err }
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//try {
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//data.data.images = synnefo.storage.images.toJSON();
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//} catch (err) { data.data.images = err }
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//try {
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//data.data.flavors = synnefo.storage.flavors.toJSON();
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//} catch (err) { data.data.flavors = err }
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try {
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data.date = new Date;
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} catch (err) { data.date = err }
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return data;
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} |
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// default logger level (debug)
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synnefo.logging.level = 0;
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// generic logger
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synnefo.log = new logger({'ns':'SNF'}); |
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// synnefo config options
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synnefo.config = synnefo.config || {}; |
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synnefo.config.api_url = "/api/v1.1";
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// Util namespace
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synnefo.util = synnefo.util || {}; |
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synnefo.util.FormatDigits = function(num, length) { |
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var r = "" + num; |
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while (r.length < length) {
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r = "0" + r;
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} |
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return r;
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} |
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synnefo.util.formatDate = function(d) { |
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var dt = synnefo.util.FormatDigits(d.getDate()) + '/'; |
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dt += synnefo.util.FormatDigits(d.getMonth(), 2);
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dt += '/' + d.getFullYear();
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dt += ' ' + synnefo.util.FormatDigits(d.getHours(), 2) + ':'; |
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dt += synnefo.util.FormatDigits(d.getMinutes(), 2) + ':'; |
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dt += synnefo.util.FormatDigits(d.getSeconds(), 2);
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return dt;
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}, |
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// Extensions and Utility functions
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synnefo.util.ISODateString = function(d){ |
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function pad(n){ |
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return n<10 ? '0'+n : n |
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} |
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return d.getUTCFullYear()+'-' |
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+ pad(d.getUTCMonth()+1)+'-' |
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+ pad(d.getUTCDate())+'T'
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+ pad(d.getUTCHours())+':'
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+ pad(d.getUTCMinutes())+':'
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+ pad(d.getUTCSeconds())+'Z'
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} |
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synnefo.util.parseHeaders = function(headers) { |
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var res = {};
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_.each(headers.split("\n"), function(h) { |
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var tuple = h.split(/:(.+)?/); |
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if (!tuple.length > 1 || !(tuple[0] && tuple[1])) { |
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return;
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} |
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res[tuple[0]] = tuple[1] |
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}) |
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return res;
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} |
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synnefo.util.parseUri = function(sourceUri) { |
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var uriPartNames = ["source","protocol","authority","domain","port","path","directoryPath","fileName","query","anchor"]; |
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var uriParts = new RegExp("^(?:([^:/?#.]+):)?(?://)?(([^:/?#]*)(?::(\\d*))?)?((/(?:[^?#](?![^?#/]*\\.[^?#/.]+(?:[\\?#]|$)))*/?)?([^?#/]*))?(?:\\?([^#]*))?(?:#(.*))?").exec(sourceUri); |
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var uri = {};
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for(var i = 0; i < 10; i++){ |
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uri[uriPartNames[i]] = (uriParts[i] ? uriParts[i] : "");
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} |
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// Always end directoryPath with a trailing backslash if a path was present in the source URI
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// Note that a trailing backslash is NOT automatically inserted within or appended to the "path" key
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if(uri.directoryPath.length > 0){ |
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uri.directoryPath = uri.directoryPath.replace(/\/?$/, "/"); |
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} |
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return uri;
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} |
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synnefo.util.equalHeights = function() { |
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var max_height = 0; |
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var selectors = _.toArray(arguments); |
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_.each(selectors, function(s){
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console.log($(s).height());
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}) |
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// TODO: implement me
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} |
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synnefo.util.ClipHelper = function(wrapper, text, settings) { |
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settings = settings || {}; |
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this.el = $('<div class="clip-copy"></div>'); |
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wrapper.append(this.el);
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this.clip = $(this.el).zclip(_.extend({ |
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path: synnefo.config.js_url + "lib/ZeroClipboard.swf", |
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copy: text
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}, settings)); |
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} |
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synnefo.util.truncate = function(string, size, append, words) { |
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if (string === undefined) { return "" }; |
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if (string.length <= size) {
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return string;
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} |
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if (append === undefined) { |
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append = "...";
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} |
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if (!append) { append = "" }; |
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// TODO: implement word truncate
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if (words === undefined) { |
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words = false;
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} |
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len = size - append.length; |
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return string.substring(0, len) + append; |
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} |
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synnefo.util.readablizeBytes = function(bytes) { |
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var s = ['bytes', 'kb', 'MB', 'GB', 'TB', 'PB']; |
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var e = Math.floor(Math.log(bytes)/Math.log(1024)); |
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return (bytes/Math.pow(1024, Math.floor(e))).toFixed(2)+" "+s[e]; |
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} |
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synnefo.util.IP_REGEX = /(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\/([0-9]|[1-2][0-9]|3[0-2]?)$/
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synnefo.i18n.API_ERROR_MESSAGES = { |
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'timeout': {
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'message': 'TIMEOUT', |
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'allow_report': false, |
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'type': 'Network' |
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}, |
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'error': {
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'message': 'API error' |
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}, |
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'abort': {},
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'parserror': {},
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'413': {
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'title': "Account warning" |
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} |
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} |
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synnefo.util.array_diff = function(arr1, arr2) { |
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var removed = [];
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var added = [];
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_.each(arr1, function(v) {
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if (arr2.indexOf(v) == -1) { |
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removed[removed.length] = v; |
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} |
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}) |
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_.each(arr2, function(v) {
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if (arr1.indexOf(v) == -1) { |
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added[added.length] = v; |
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} |
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}) |
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return {del: removed, add: added}; |
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} |
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synnefo.util.open_window = function(url, name, specs) { |
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// default specs
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var opts = _.extend({
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scrollbars: 'no', |
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menubar: 'no', |
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toolbar: 'no', |
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status: 'no', |
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height: screen.height,
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width: screen.width,
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fullscreen: 'yes', |
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channelmode: 'yes', |
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directories: 'no', |
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left: 0, |
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location: 'no', |
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top: 0 |
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}, opts) |
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window.open(url, name, opts); |
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} |
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synnefo.util.readFileContents = function(f, cb) { |
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var reader = new FileReader(); |
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var start = 0; |
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var stop = f.size - 1; |
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reader.onloadend = function(e) { |
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return cb(e.target.result);
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} |
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var data = reader.readAsText(f);
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}, |
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synnefo.util.generateKey = function(passphrase, length) { |
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var passphrase = passphrase || ""; |
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var length = length || 1024; |
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var key = cryptico.generateRSAKey(passphrase, length);
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_.extend(key.prototype, { |
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download: function() { |
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} |
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}); |
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return key;
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} |
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synnefo.util.publicKeyTypesMap = { |
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"ecdsa-sha2-nistp256": "ecdsa", |
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"ssh-dss" : "dsa", |
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"ssh-rsa": "rsa" |
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} |
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synnefo.util.validatePublicKey = function(key) { |
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var b64 = _(key).trim().split("\n").join("").split("\r\n").join(""); |
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var type = "rsa"; |
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// in case key starts with something like ssh-rsa
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if (b64.split(" ").length > 1) { |
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var parts = key.split(" "); |
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// identify key type
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type_key = parts[0];
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if (parseInt(type_key) >= 768) { |
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type = "rsa1";
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if (parts[1] == 65537) { |
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if (parts.length == 3) { |
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return [parts[0], parts[1], parts[2]].join(" ") |
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} |
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} |
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// invalid rsa1 key
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throw "Invalid rsa1 key"; |
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} |
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b64 = parts[1];
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if (!synnefo.util.publicKeyTypesMap[type_key]) { throw "Invalid rsa key (cannot identify encryption)" } |
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try {
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var data = $.base64.decode(b64); |
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return [parts[0], parts[1]].join(" "); |
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} catch (err) {
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throw "Invalid key content"; |
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} |
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throw "Invalid key content"; |
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} |
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// no type defined check rsa
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if (_(b64).startsWith("AAAAB3NzaC1yc2EA")) { |
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try {
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var data = $.base64.decode(b64); |
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return ["ssh-rsa", b64].join(" "); |
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} catch (err) {
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throw "Invalid content for rsa key"; |
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} |
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} |
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if (_(b64).startsWith("AAAAE2Vj")) { |
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try {
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var data = $.base64.decode(b64); |
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return ["ecdsa-sha2-nistp256", b64].join(" "); |
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} catch (err) {
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throw "Invalid content for ecdsa key"; |
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} |
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} |
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if (_(b64).startsWith("AAAAB3N")) { |
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try {
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var data = $.base64.decode(b64); |
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return ["ssh-dss", b64].join(" "); |
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} catch (err) {
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throw "Invalid content for dss key (" + err + ")"; |
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} |
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} |
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throw "Invalid key content"; |
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} |
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// detect flash `like a boss`
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// http://stackoverflow.com/questions/998245/how-can-i-detect-if-flash-is-installed-and-if-not-display-a-hidden-div-that-inf/3336320#3336320
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synnefo.util.hasFlash = function() { |
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var hasFlash = false; |
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try {
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var fo = new ActiveXObject('ShockwaveFlash.ShockwaveFlash'); |
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if (fo) hasFlash = true; |
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} catch(e) {
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if(navigator.mimeTypes ["application/x-shockwave-flash"] != undefined) hasFlash = true; |
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} |
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return hasFlash;
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} |
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|
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synnefo.util.promptSaveFile = function(selector, filename, data, options) { |
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if (!synnefo.util.hasFlash()) { return }; |
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try {
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return $(selector).downloadify(_.extend({ |
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filename: function(){ return filename }, |
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data: function(){ return data }, |
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onComplete: function(){}, |
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onCancel: function(){}, |
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onError: function(){ |
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console.log("ERROR", arguments); |
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}, |
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swf: synnefo.config.media_url + 'js/lib/media/downloadify.swf', |
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downloadImage: synnefo.config.images_url + 'download.png', |
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transparent: true, |
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append: false, |
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height:20, |
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width: 20, |
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dataType: 'string' |
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}, options)); |
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} catch (err) {
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return false; |
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} |
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} |
439 |
|
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synnefo.util.canReadFile = function() { |
441 |
if ($.browser.msie) { return false }; |
442 |
if (window.FileReader && window.File) {
|
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var f = File.prototype.__proto__;
|
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if (f.slice || f.webkitSlice || f.mozSlice) {
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return true |
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} |
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} |
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return false; |
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} |
450 |
|
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synnefo.util.errorList = function() { |
452 |
|
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this.initialize = function() { |
454 |
this.errors = {};
|
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} |
456 |
|
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this.add = function(key, msg) { |
458 |
this.errors[key] = this.errors[key] || []; |
459 |
this.errors[key].push(msg);
|
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} |
461 |
|
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this.get = function(key) { |
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return this.errors[key]; |
464 |
} |
465 |
|
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this.empty = function() { |
467 |
return _.isEmpty(this.errors); |
468 |
} |
469 |
|
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this.initialize();
|
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} |
472 |
|
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synnefo.util.stacktrace = function() { |
474 |
try {
|
475 |
var obj = {};
|
476 |
if (window.Error && Error.captureStackTrace) {
|
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Error.captureStackTrace(obj, synnefo.util.stacktrace); |
478 |
return obj.stack;
|
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} else {
|
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return printStackTrace().join("<br /><br />"); |
481 |
} |
482 |
} catch (err) {}
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return ""; |
484 |
}, |
485 |
|
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synnefo.util.array_combinations = function(arr) { |
487 |
if (arr.length == 1) { |
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return arr[0]; |
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} else {
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var result = [];
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|
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// recur with the rest of array
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var allCasesOfRest = synnefo.util.array_combinations(arr.slice(1)); |
494 |
for (var i = 0; i < allCasesOfRest.length; i++) { |
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for (var j = 0; j < arr[0].length; j++) { |
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result.push(arr[0][j] + "-" + allCasesOfRest[i]); |
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} |
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} |
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return result;
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} |
501 |
} |
502 |
|
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synnefo.util.parse_api_error = function() { |
504 |
if (arguments.length == 1) { arguments = arguments[0] }; |
505 |
|
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var xhr = arguments[0]; |
507 |
var error_message = arguments[1]; |
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var error_thrown = arguments[2]; |
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var ajax_settings = _.last(arguments) || {}; |
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var call_settings = ajax_settings.error_params || {};
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var json_data = undefined; |
512 |
|
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var critical = ajax_settings.critical === undefined ? true : ajax_settings.critical; |
514 |
|
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if (xhr.responseText) {
|
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try {
|
517 |
json_data = JSON.parse(xhr.responseText) |
518 |
} catch (err) {
|
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json_data = 'Raw error response contnent (could not parse as JSON):\n\n' + xhr.responseText;
|
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} |
521 |
} |
522 |
|
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module = "API"
|
524 |
|
525 |
try {
|
526 |
path = synnefo.util.parseUri(ajax_settings.url).path.split("/");
|
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path.splice(0,3) |
528 |
module = path.join("/");
|
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} catch (err) {
|
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console.error("cannot identify api error module");
|
531 |
} |
532 |
|
533 |
defaults = { |
534 |
'message': 'Api error', |
535 |
'type': 'API', |
536 |
'allow_report': true, |
537 |
'fatal_error': ajax_settings.critical || false, |
538 |
'non_critical': !critical
|
539 |
} |
540 |
|
541 |
var code = -1; |
542 |
try {
|
543 |
code = xhr.status || "undefined";
|
544 |
} catch (err) {console.error(err);}
|
545 |
var details = ""; |
546 |
|
547 |
if ([413].indexOf(code) > -1) { |
548 |
defaults.non_critical = true;
|
549 |
defaults.allow_report = false;
|
550 |
defaults.allow_reload = false;
|
551 |
error_message = "limit_error";
|
552 |
} |
553 |
|
554 |
if (critical) {
|
555 |
defaults.allow_report = true;
|
556 |
} |
557 |
|
558 |
if (json_data) {
|
559 |
if (_.isObject(json_data)) {
|
560 |
$.each(json_data, function(key, obj) { |
561 |
code = obj.code; |
562 |
details = obj.details; |
563 |
error_message = obj.message; |
564 |
}) |
565 |
} else {
|
566 |
details = json_data; |
567 |
} |
568 |
} |
569 |
|
570 |
extra = {'URL': ajax_settings.url};
|
571 |
options = {}; |
572 |
options = _.extend(options, {'details': details, 'message': error_message, 'ns': module, 'extra_details': extra}); |
573 |
options = _.extend(options, call_settings); |
574 |
options = _.extend(options, synnefo.i18n.API_ERROR_MESSAGES[error_message] || {}); |
575 |
options = _.extend(options, synnefo.i18n.API_ERROR_MESSAGES[code] || {}); |
576 |
|
577 |
if (window.ERROR_OVERRIDES && window.ERROR_OVERRIDES[options.message]) {
|
578 |
options.message = window.ERROR_OVERRIDES[options.message]; |
579 |
} |
580 |
|
581 |
if (code && window.ERROR_OVERRIDES && window.ERROR_OVERRIDES[code]) {
|
582 |
options.message = window.ERROR_OVERRIDES[code]; |
583 |
} |
584 |
|
585 |
options = _.extend(defaults, options); |
586 |
options.code = code; |
587 |
|
588 |
return options;
|
589 |
} |
590 |
|
591 |
|
592 |
// Backbone extensions
|
593 |
//
|
594 |
// super method
|
595 |
Backbone.Model.prototype._super = Backbone.Collection.prototype._super = Backbone.View.prototype._super = function(funcName){ |
596 |
return this.constructor.__super__[funcName].apply(this, _.rest(arguments)); |
597 |
} |
598 |
|
599 |
// simple string format helper
|
600 |
// http://stackoverflow.com/questions/610406/javascript-equivalent-to-printf-string-format
|
601 |
String.prototype.format = function() { |
602 |
var formatted = this; |
603 |
for (var i = 0; i < arguments.length; i++) { |
604 |
var regexp = new RegExp('\\{'+i+'\\}', 'gi'); |
605 |
formatted = formatted.replace(regexp, arguments[i]);
|
606 |
} |
607 |
return formatted;
|
608 |
}; |
609 |
|
610 |
|
611 |
$.fn.setCursorPosition = function(pos) { |
612 |
if ($(this).get(0).setSelectionRange) { |
613 |
$(this).get(0).setSelectionRange(pos, pos); |
614 |
} else if ($(this).get(0).createTextRange) { |
615 |
var range = $(this).get(0).createTextRange(); |
616 |
range.collapse(true);
|
617 |
range.moveEnd('character', pos);
|
618 |
range.moveStart('character', pos);
|
619 |
range.select(); |
620 |
} |
621 |
} |
622 |
|
623 |
// trim prototype for IE
|
624 |
if(typeof String.prototype.trim !== 'function') { |
625 |
String.prototype.trim = function() { |
626 |
return this.replace(/^\s+|\s+$/g, ''); |
627 |
} |
628 |
} |
629 |
|
630 |
// http://stackoverflow.com/questions/499126/jquery-set-cursor-position-in-text-area
|
631 |
$.fn.setCursorPosition = function(pos) { |
632 |
// not all browsers support setSelectionRange
|
633 |
// put it in try/catch, fallback to no text selection
|
634 |
try {
|
635 |
if ($(this).get(0).setSelectionRange) { |
636 |
$(this).get(0).setSelectionRange(pos, pos); |
637 |
} else if ($(this).get(0).createTextRange) { |
638 |
var range = $(this).get(0).createTextRange(); |
639 |
range.collapse(true);
|
640 |
range.moveEnd('character', pos);
|
641 |
range.moveStart('character', pos);
|
642 |
range.select(); |
643 |
} |
644 |
} catch (err) {
|
645 |
} |
646 |
} |
647 |
|
648 |
// indexOf prototype for IE
|
649 |
if (!Array.prototype.indexOf) {
|
650 |
Array.prototype.indexOf = function(elt /*, from*/) { |
651 |
var len = this.length; |
652 |
var from = Number(arguments[1]) || 0; |
653 |
from = (from < 0)
|
654 |
? Math.ceil(from) |
655 |
: Math.floor(from); |
656 |
if (from < 0) |
657 |
from += len; |
658 |
|
659 |
for (; from < len; from++) {
|
660 |
if (from in this && |
661 |
this[from] === elt)
|
662 |
return from;
|
663 |
} |
664 |
return -1; |
665 |
}; |
666 |
} |
667 |
|
668 |
})(this);
|