538 lines
13 KiB
JavaScript
538 lines
13 KiB
JavaScript
define([
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"jquery",
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"underscore",
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"lib/FileSaver"
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], function($, _) {
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var utils = {};
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// Return a parameter from the URL
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utils.getURLParameter = function(name) {
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var regex = new RegExp(name + "=(.+?)(&|$)");
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try {
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return decodeURIComponent(regex.exec(location.search)[1]);
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}
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catch (e) {
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return undefined;
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}
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};
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// Transform a selector into a jQuery object
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function jqElt(element) {
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if(_.isString(element)) {
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return $(element);
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}
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return element;
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}
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// For input control
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function inputError(element, event) {
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if(event !== undefined) {
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element.stop(true, true).addClass("error").delay(1000).switchClass("error");
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event.stopPropagation();
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}
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}
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// Return input value
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utils.getInputValue = function(element) {
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element = jqElt(element);
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return element.val();
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};
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// Set input value
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utils.setInputValue = function(element, value) {
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element = jqElt(element);
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element.val(value);
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};
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// Return input text value
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utils.getInputTextValue = function(element, event, validationRegex) {
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element = jqElt(element);
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var value = element.val();
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if(value === undefined) {
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inputError(element, event);
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return undefined;
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}
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// trim
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value = utils.trim(value);
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if((value.length === 0) || (validationRegex !== undefined && !value.match(validationRegex))) {
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inputError(element, event);
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return undefined;
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}
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return value;
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};
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// Return input integer value
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utils.getInputIntValue = function(element, event, min, max) {
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element = jqElt(element);
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var value = utils.getInputTextValue(element, event);
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if(value === undefined) {
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return undefined;
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}
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value = parseInt(value);
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if((value === NaN) || (min !== undefined && value < min) || (max !== undefined && value > max)) {
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inputError(element, event);
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return undefined;
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}
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return value;
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};
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// Return input value and check that it's a valid RegExp
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utils.getInputRegExpValue = function(element, event) {
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element = jqElt(element);
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var value = utils.getInputTextValue(element, event);
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if(value === undefined) {
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return undefined;
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}
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try {
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new RegExp(value);
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}
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catch(e) {
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inputError(element, event);
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return undefined;
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}
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return value;
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};
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// Return checkbox boolean value
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utils.getInputChecked = function(element) {
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element = jqElt(element);
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return element.prop("checked");
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};
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// Set checkbox state
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utils.setInputChecked = function(element, checked) {
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element = jqElt(element);
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element.prop("checked", checked);
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};
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// Get radio button value
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utils.getInputRadio = function(name) {
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return $("input:radio[name=" + name + "]:checked").prop("value");
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};
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// Set radio button value
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utils.setInputRadio = function(name, value) {
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$("input:radio[name=" + name + "][value=" + value + "]").prop("checked", true);
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};
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// Reset input control in all modals
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utils.resetModalInputs = function() {
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$(".modal input[type=text]:not([disabled]), .modal input[type=password]").val("");
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};
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// Basic trim function
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utils.trim = function(str) {
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return $.trim(str);
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};
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// Slug function
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utils.slugify = function(text) {
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return text.toLowerCase().replace(/\s+/g, '-') // Replace spaces with -
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.replace(/[^\w\-]+/g, '') // Remove all non-word chars
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.replace(/\-\-+/g, '-') // Replace multiple - with single -
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.replace(/^-+/, '') // Trim - from start of text
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.replace(/-+$/, ''); // Trim - from end of text
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};
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// Check an URL
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utils.checkUrl = function(url, addSlash) {
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if(!url) {
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return url;
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}
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if(url.indexOf("http") !== 0) {
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url = "http://" + url;
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}
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if(addSlash && url.indexOf("/", url.length - 1) === -1) {
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url += "/";
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}
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return url;
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};
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// Create an centered popup window
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utils.popupWindow = function(url, title, width, height) {
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var left = (screen.width / 2) - (width / 2);
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var top = (screen.height / 2) - (height / 2);
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return window.open(url, title, [
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'toolbar=no, ',
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'location=no, ',
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'directories=no, ',
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'status=no, ',
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'menubar=no, ',
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'scrollbars=no, ',
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'resizable=no, ',
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'copyhistory=no, ',
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'width=' + width + ', ',
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'height=' + height + ', ',
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'top=' + top + ', ',
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'left=' + left
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].join(""));
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};
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// Export data on disk
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utils.saveAs = function(content, filename) {
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if(saveAs !== undefined) {
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var blob = new Blob([
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content
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], {
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type: "text/plain;charset=utf-8"
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});
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saveAs(blob, filename);
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}
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else {
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var uriContent = "data:application/octet-stream;base64," + utils.encodeBase64(content);
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window.open(uriContent, 'file');
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}
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};
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// Generates a random string
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utils.randomString = function() {
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return _.random(4294967296).toString(36);
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};
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// Time shared by others modules
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utils.updateCurrentTime = function() {
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utils.currentTime = new Date().getTime();
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};
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utils.updateCurrentTime();
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// Serialize sync/publish attributes and store it in the fileStorage
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utils.storeAttributes = function(attributes) {
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var storeIndex = attributes.syncIndex || attributes.publishIndex;
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// Don't store sync/publish index
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attributes = _.omit(attributes, "syncIndex", "publishIndex");
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// Store providerId instead of provider
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attributes.provider = attributes.provider.providerId;
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localStorage[storeIndex] = JSON.stringify(attributes);
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};
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// Base64 conversion
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utils.encodeBase64 = function(str) {
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if(str.length === 0) {
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return "";
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}
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// UTF-8 to byte array
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var bytes = [], offset = 0, length, char;
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str = encodeURI(str);
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length = str.length;
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while (offset < length) {
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char = str[offset];
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offset += 1;
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if('%' !== char) {
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bytes.push(char.charCodeAt(0));
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}
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else {
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char = str[offset] + str[offset + 1];
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bytes.push(parseInt(char, 16));
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offset += 2;
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}
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}
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// byte array to base64
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var padchar = '=';
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var alpha = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
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var i, b10;
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var x = [];
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var imax = bytes.length - bytes.length % 3;
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for (i = 0; i < imax; i += 3) {
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b10 = (bytes[i] << 16) | (bytes[i + 1] << 8) | bytes[i + 2];
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x.push(alpha.charAt(b10 >> 18));
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x.push(alpha.charAt((b10 >> 12) & 0x3F));
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x.push(alpha.charAt((b10 >> 6) & 0x3f));
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x.push(alpha.charAt(b10 & 0x3f));
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}
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switch (bytes.length - imax) {
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case 1:
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b10 = bytes[i] << 16;
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x.push(alpha.charAt(b10 >> 18) + alpha.charAt((b10 >> 12) & 0x3F) + padchar + padchar);
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break;
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case 2:
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b10 = (bytes[i] << 16) | (bytes[i + 1] << 8);
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x.push(alpha.charAt(b10 >> 18) + alpha.charAt((b10 >> 12) & 0x3F) + alpha.charAt((b10 >> 6) & 0x3f) + padchar);
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break;
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}
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return x.join('');
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};
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// CRC32 algorithm
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var mHash = [
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0,
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1996959894,
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3993919788,
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2567524794,
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124634137,
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1886057615,
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3915621685,
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2657392035,
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249268274,
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2044508324,
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3772115230,
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2547177864,
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162941995,
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2125561021,
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3887607047,
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2428444049,
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498536548,
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1789927666,
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4089016648,
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2227061214,
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450548861,
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1843258603,
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4107580753,
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2211677639,
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325883990,
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1684777152,
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4251122042,
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2321926636,
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335633487,
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1661365465,
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4195302755,
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2366115317,
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997073096,
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1281953886,
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3579855332,
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2724688242,
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1006888145,
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1258607687,
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3524101629,
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2768942443,
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901097722,
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1119000684,
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3686517206,
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2898065728,
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853044451,
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1172266101,
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3705015759,
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2882616665,
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651767980,
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1373503546,
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3369554304,
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3218104598,
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565507253,
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1454621731,
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3485111705,
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3099436303,
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671266974,
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1594198024,
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3322730930,
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2970347812,
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795835527,
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1483230225,
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3244367275,
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3060149565,
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1994146192,
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31158534,
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2563907772,
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4023717930,
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1907459465,
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|
112637215,
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2680153253,
|
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3904427059,
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2013776290,
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|
251722036,
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|
2517215374,
|
|
3775830040,
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|
2137656763,
|
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141376813,
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|
2439277719,
|
|
3865271297,
|
|
1802195444,
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476864866,
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|
2238001368,
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4066508878,
|
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1812370925,
|
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453092731,
|
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2181625025,
|
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4111451223,
|
|
1706088902,
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314042704,
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2344532202,
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4240017532,
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1658658271,
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366619977,
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2362670323,
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4224994405,
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1303535960,
|
|
984961486,
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2747007092,
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3569037538,
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1256170817,
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|
1037604311,
|
|
2765210733,
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|
3554079995,
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|
1131014506,
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|
879679996,
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|
2909243462,
|
|
3663771856,
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|
1141124467,
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|
855842277,
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|
2852801631,
|
|
3708648649,
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|
1342533948,
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|
654459306,
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|
3188396048,
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|
3373015174,
|
|
1466479909,
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|
544179635,
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|
3110523913,
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|
3462522015,
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|
1591671054,
|
|
702138776,
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2966460450,
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|
3352799412,
|
|
1504918807,
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|
783551873,
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|
3082640443,
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|
3233442989,
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|
3988292384,
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|
2596254646,
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62317068,
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|
1957810842,
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|
3939845945,
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|
2647816111,
|
|
81470997,
|
|
1943803523,
|
|
3814918930,
|
|
2489596804,
|
|
225274430,
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2053790376,
|
|
3826175755,
|
|
2466906013,
|
|
167816743,
|
|
2097651377,
|
|
4027552580,
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|
2265490386,
|
|
503444072,
|
|
1762050814,
|
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4150417245,
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2154129355,
|
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426522225,
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1852507879,
|
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4275313526,
|
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2312317920,
|
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282753626,
|
|
1742555852,
|
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4189708143,
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2394877945,
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397917763,
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1622183637,
|
|
3604390888,
|
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2714866558,
|
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953729732,
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1340076626,
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3518719985,
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|
2797360999,
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1068828381,
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1219638859,
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|
3624741850,
|
|
2936675148,
|
|
906185462,
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1090812512,
|
|
3747672003,
|
|
2825379669,
|
|
829329135,
|
|
1181335161,
|
|
3412177804,
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|
3160834842,
|
|
628085408,
|
|
1382605366,
|
|
3423369109,
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3138078467,
|
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570562233,
|
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1426400815,
|
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3317316542,
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2998733608,
|
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733239954,
|
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1555261956,
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3268935591,
|
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3050360625,
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752459403,
|
|
1541320221,
|
|
2607071920,
|
|
3965973030,
|
|
1969922972,
|
|
40735498,
|
|
2617837225,
|
|
3943577151,
|
|
1913087877,
|
|
83908371,
|
|
2512341634,
|
|
3803740692,
|
|
2075208622,
|
|
213261112,
|
|
2463272603,
|
|
3855990285,
|
|
2094854071,
|
|
198958881,
|
|
2262029012,
|
|
4057260610,
|
|
1759359992,
|
|
534414190,
|
|
2176718541,
|
|
4139329115,
|
|
1873836001,
|
|
414664567,
|
|
2282248934,
|
|
4279200368,
|
|
1711684554,
|
|
285281116,
|
|
2405801727,
|
|
4167216745,
|
|
1634467795,
|
|
376229701,
|
|
2685067896,
|
|
3608007406,
|
|
1308918612,
|
|
956543938,
|
|
2808555105,
|
|
3495958263,
|
|
1231636301,
|
|
1047427035,
|
|
2932959818,
|
|
3654703836,
|
|
1088359270,
|
|
936918000,
|
|
2847714899,
|
|
3736837829,
|
|
1202900863,
|
|
817233897,
|
|
3183342108,
|
|
3401237130,
|
|
1404277552,
|
|
615818150,
|
|
3134207493,
|
|
3453421203,
|
|
1423857449,
|
|
601450431,
|
|
3009837614,
|
|
3294710456,
|
|
1567103746,
|
|
711928724,
|
|
3020668471,
|
|
3272380065,
|
|
1510334235,
|
|
755167117
|
|
];
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utils.crc32 = function(str) {
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var n = 0, crc = -1;
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for ( var i = 0; i < str.length; i++) {
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n = (crc ^ str.charCodeAt(i)) & 0xFF;
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crc = (crc >>> 8) ^ mHash[n];
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}
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crc = crc ^ (-1);
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if(crc < 0) {
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crc = 0xFFFFFFFF + crc + 1;
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}
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return crc.toString(16);
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};
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return utils;
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});
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