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661 lines
17 KiB
661 lines
17 KiB
/*!chibi 3.0.7, Copyright 2012-2016 Kyle Barrow, released under MIT license */
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// MODIFIED VERSION.
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(function () {
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'use strict';
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var readyfn = [],
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loadedfn = [],
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domready = false,
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pageloaded = false,
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d = document,
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w = window;
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// Fire any function calls on ready event
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function fireReady() {
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var i;
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domready = true;
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for (i = 0; i < readyfn.length; i += 1) {
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readyfn[i]();
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}
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readyfn = [];
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}
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// Fire any function calls on loaded event
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function fireLoaded() {
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var i;
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pageloaded = true;
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// For browsers with no DOM loaded support
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if (!domready) {
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fireReady();
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}
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for (i = 0; i < loadedfn.length; i += 1) {
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loadedfn[i]();
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}
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loadedfn = [];
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}
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// Check DOM ready, page loaded
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if (d.addEventListener) {
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// Standards
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d.addEventListener('DOMContentLoaded', fireReady, false);
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w.addEventListener('load', fireLoaded, false);
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} else if (d.attachEvent) {
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// IE
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d.attachEvent('onreadystatechange', fireReady);
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// IE < 9
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w.attachEvent('onload', fireLoaded);
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} else {
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// Anything else
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w.onload = fireLoaded;
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}
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// Utility functions
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// Loop through node array
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function nodeLoop(fn, nodes) {
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var i;
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// Good idea to walk up the DOM
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for (i = nodes.length - 1; i >= 0; i -= 1) {
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fn(nodes[i]);
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}
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}
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// Convert to camel case
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function cssCamel(property) {
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return property.replace(/-\w/g, function (result) {return result.charAt(1).toUpperCase(); });
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}
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// Get computed style
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function computeStyle(elm, property) {
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// IE, everything else or null
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return (elm.currentStyle) ? elm.currentStyle[cssCamel(property)] : (w.getComputedStyle) ? w.getComputedStyle(elm, null).getPropertyValue(property) : null;
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}
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// Returns URI encoded query string pair
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function queryPair(name, value) {
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return encodeURIComponent(name).replace(/%20/g, '+') + '=' + encodeURIComponent(value).replace(/%20/g, '+');
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}
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// Set CSS, important to wrap in try to prevent error thown on unsupported property
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function setCss(elm, property, value) {
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try {
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elm.style[cssCamel(property)] = value;
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} catch (e) {}
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}
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// Show CSS
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function showCss(elm) {
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elm.style.display = '';
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// For elements still hidden by style block
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if (computeStyle(elm, 'display') === 'none') {
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elm.style.display = 'block';
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}
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}
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// Serialize form & JSON values
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function serializeData(nodes) {
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var querystring = '', subelm, i, j;
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if (nodes.constructor === Object) { // Serialize JSON data
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for (subelm in nodes) {
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if (nodes.hasOwnProperty(subelm)) {
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if (nodes[subelm].constructor === Array) {
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for (i = 0; i < nodes[subelm].length; i += 1) {
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querystring += '&' + queryPair(subelm, nodes[subelm][i]);
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}
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} else {
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querystring += '&' + queryPair(subelm, nodes[subelm]);
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}
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}
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}
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} else { // Serialize node data
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nodeLoop(function (elm) {
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if (elm.nodeName === 'FORM') {
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for (i = 0; i < elm.elements.length; i += 1) {
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subelm = elm.elements[i];
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if (!subelm.disabled) {
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switch (subelm.type) {
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// Ignore buttons, unsupported XHR 1 form fields
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case 'button':
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case 'image':
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case 'file':
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case 'submit':
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case 'reset':
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break;
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case 'select-one':
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if (subelm.length > 0) {
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querystring += '&' + queryPair(subelm.name, subelm.value);
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}
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break;
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case 'select-multiple':
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for (j = 0; j < subelm.length; j += 1) {
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if (subelm[j].selected) {
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querystring += '&' + queryPair(subelm.name, subelm[j].value);
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}
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}
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break;
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case 'checkbox':
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case 'radio':
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if (subelm.checked) {
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querystring += '&' + queryPair(subelm.name, subelm.value);
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}
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break;
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// Everything else including shinny new HTML5 input types
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default:
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querystring += '&' + queryPair(subelm.name, subelm.value);
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}
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}
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}
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}
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}, nodes);
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}
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// Tidy up first &
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return (querystring.length > 0) ? querystring.substring(1) : '';
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}
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// Class helper
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function classHelper(classes, action, nodes) {
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var classarray, search, i, has = false;
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if (classes) {
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// Trim any whitespace
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classarray = classes.split(/\s+/);
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nodeLoop(function (elm) {
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for (i = 0; i < classarray.length; i += 1) {
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search = new RegExp('\\b' + classarray[i] + '\\b', 'g');
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if (action === 'remove') {
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elm.className = elm.className.replace(search, '');
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} else if (action === 'toggle') {
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elm.className = (elm.className.match(search)) ? elm.className.replace(search, '') : elm.className + ' ' + classarray[i];
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} else if (action === 'has') {
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if (elm.className.match(search)) {
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has = true;
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break;
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}
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}
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}
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}, nodes);
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}
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return has;
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}
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// HTML insertion helper
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function insertHtml(value, position, nodes) {
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var tmpnodes, tmpnode;
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if (value) {
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nodeLoop(function (elm) {
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// No insertAdjacentHTML support for FF < 8 and IE doesn't allow insertAdjacentHTML table manipulation, so use this instead
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// Convert string to node. We can't innerHTML on a document fragment
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tmpnodes = d.createElement('div');
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tmpnodes.innerHTML = value;
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while ((tmpnode = tmpnodes.lastChild) !== null) {
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// Catch error in unlikely case elm has been removed
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try {
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if (position === 'before') {
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elm.parentNode.insertBefore(tmpnode, elm);
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} else if (position === 'after') {
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elm.parentNode.insertBefore(tmpnode, elm.nextSibling);
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} else if (position === 'append') {
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elm.appendChild(tmpnode);
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} else if (position === 'prepend') {
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elm.insertBefore(tmpnode, elm.firstChild);
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}
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} catch (e) {break; }
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}
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}, nodes);
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}
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}
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// Get nodes and return chibi
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function chibi(selector) {
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var cb, nodes = [], json = false, nodelist, i;
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if (selector) {
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// Element node, would prefer to use (selector instanceof HTMLElement) but no IE support
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if (selector.nodeType && selector.nodeType === 1) {
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nodes = [selector]; // return element as node list
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} else if (typeof selector === 'object') {
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// JSON, document object or node list, would prefer to use (selector instanceof NodeList) but no IE support
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json = (typeof selector.length !== 'number');
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nodes = selector;
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} else if (typeof selector === 'string') {
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// A very light querySelectorAll polyfill for IE < 8. It suits my needs but is restricted to IE CSS support, is no speed demon, and does leave older mobile browsers in the cold (that support neither querySelectorAll nor currentStyle/getComputedStyle). If you want to use a fuller featured selector engine like Qwery, Sizzle et al, just return results to the nodes array: nodes = altselectorengine(selector)
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// IE < 8
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if (!d.querySelectorAll) {
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// Polyfill querySelectorAll
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d.querySelectorAll = function (selector) {
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var style, head = d.getElementsByTagName('head')[0], allnodes, selectednodes = [], i;
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style = d.createElement('STYLE');
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style.type = 'text/css';
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if (style.styleSheet) {
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style.styleSheet.cssText = selector + ' {a:b}';
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head.appendChild(style);
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allnodes = d.getElementsByTagName('*');
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for (i = 0; i < allnodes.length; i += 1) {
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if (computeStyle(allnodes[i], 'a') === 'b') {
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selectednodes.push(allnodes[i]);
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}
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}
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head.removeChild(style);
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}
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return selectednodes;
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};
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}
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nodelist = d.querySelectorAll(selector);
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// Convert node list to array so results have full access to array methods
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// Array.prototype.slice.call not supported in IE < 9 and often slower than loop anyway
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for (i = 0; i < nodelist.length; i += 1) {
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nodes[i] = nodelist[i];
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}
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}
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}
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// Only attach nodes if not JSON
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cb = json ? {} : nodes;
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// Public functions
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// Fire on DOM ready
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cb.ready = function (fn) {
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if (fn) {
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if (domready) {
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fn();
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return cb;
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} else {
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readyfn.push(fn);
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}
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}
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};
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// Fire on page loaded
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cb.loaded = function (fn) {
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if (fn) {
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if (pageloaded) {
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fn();
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return cb;
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} else {
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loadedfn.push(fn);
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}
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}
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};
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// Executes a function on nodes
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cb.each = function (fn) {
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if (typeof fn === 'function') {
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nodeLoop(function (elm) {
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// <= IE 8 loses scope so need to apply
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return fn.apply(elm, arguments);
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}, nodes);
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}
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return cb;
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};
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// Find first
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cb.first = function () {
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return chibi(nodes.shift());
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};
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// Find last
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cb.last = function () {
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return chibi(nodes.pop());
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};
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// Find odd
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cb.odd = function () {
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var odds = [], i;
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for (i = 0; i < nodes.length; i += 2) {
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odds.push(nodes[i]);
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}
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return chibi(odds);
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};
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// Find even
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cb.even = function () {
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var evens = [], i;
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for (i = 1; i < nodes.length; i += 2) {
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evens.push(nodes[i]);
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}
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return chibi(evens);
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};
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// Hide node
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cb.hide = function () {
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nodeLoop(function (elm) {
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elm.style.display = 'none';
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}, nodes);
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return cb;
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};
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// Show node
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cb.show = function () {
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nodeLoop(function (elm) {
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showCss(elm);
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}, nodes);
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return cb;
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};
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// Toggle node display
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cb.toggle = function (state) {
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if (typeof state != 'undefined') { // ADDED
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if(state)
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cb.show();
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else
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cb.hide();
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} else {
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nodeLoop(function (elm) {
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// computeStyle instead of style.display == 'none' catches elements that are hidden via style block
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if (computeStyle(elm, 'display') === 'none') {
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showCss(elm);
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} else {
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elm.style.display = 'none';
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}
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}, nodes);
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}
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return cb;
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};
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// Remove node
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cb.remove = function () {
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nodeLoop(function (elm) {
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// Catch error in unlikely case elm has been removed
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try {
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elm.parentNode.removeChild(elm);
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} catch (e) {}
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}, nodes);
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return chibi();
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};
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// Get/Set CSS
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cb.css = function (property, value) {
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if (property) {
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if (value || value === '') {
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nodeLoop(function (elm) {
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setCss(elm, property, value);
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}, nodes);
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return cb;
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}
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if (nodes[0]) {
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if (nodes[0].style[cssCamel(property)]) {
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return nodes[0].style[cssCamel(property)];
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}
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if (computeStyle(nodes[0], property)) {
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return computeStyle(nodes[0], property);
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}
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}
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}
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};
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// Get class(es)
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cb.getClass = function () {
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if (nodes[0] && nodes[0].className.length > 0) {
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// Weak IE trim support
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return nodes[0].className.replace(/^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, '').replace(/\s+/,' ');
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}
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};
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// Set (replaces) classes
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cb.setClass = function (classes) {
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if (classes || classes === '') {
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nodeLoop(function (elm) {
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elm.className = classes;
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}, nodes);
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}
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return cb;
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};
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// Add class
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cb.addClass = function (classes) {
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if (classes) {
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nodeLoop(function (elm) {
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elm.className += ' ' + classes;
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}, nodes);
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}
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return cb;
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};
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// Remove class
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cb.removeClass = function (classes) {
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classHelper(classes, 'remove', nodes);
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return cb;
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};
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// Toggle class
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cb.toggleClass = function (classes) {
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classHelper(classes, 'toggle', nodes);
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return cb;
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};
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// Has class
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cb.hasClass = function (classes) {
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return classHelper(classes, 'has', nodes);
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};
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// Get/set HTML
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cb.html = function (value) {
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if (value || value === '') {
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nodeLoop(function (elm) {
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elm.innerHTML = value;
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}, nodes);
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return cb;
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}
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if (nodes[0]) {
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return nodes[0].innerHTML;
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}
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};
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// Insert HTML before selector
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cb.htmlBefore = function (value) {
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insertHtml(value, 'before', nodes);
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return cb;
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};
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// Insert HTML after selector
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cb.htmlAfter = function (value) {
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insertHtml(value, 'after', nodes);
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return cb;
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};
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// Insert HTML after selector innerHTML
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cb.htmlAppend = function (value) {
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insertHtml(value, 'append', nodes);
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return cb;
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};
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// Insert HTML before selector innerHTML
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cb.htmlPrepend = function (value) {
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insertHtml(value, 'prepend', nodes);
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return cb;
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};
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// Get/Set HTML attributes
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cb.attr = function (property, value) {
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if (property) {
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property = property.toLowerCase();
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// IE < 9 doesn't allow style or class via get/setAttribute so switch. cssText returns prettier CSS anyway
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if (typeof value !== 'undefined') {//FIXED BUG HERE
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nodeLoop(function (elm) {
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if (property === 'style') {
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elm.style.cssText = value;
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} else if (property === 'class') {
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elm.className = value;
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} else {
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elm.setAttribute(property, value);
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}
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}, nodes);
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return cb;
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}
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if (nodes[0]) {
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if (property === 'style') {
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if (nodes[0].style.cssText) {
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return nodes[0].style.cssText;
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}
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} else if (property === 'class') {
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if (nodes[0].className) {
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return nodes[0].className;
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}
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} else {
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if (nodes[0].getAttribute(property)) {
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return nodes[0].getAttribute(property);
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}
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}
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}
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}
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};
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// Get/Set HTML data property
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cb.data = function (key, value) {
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if (key) {
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return cb.attr('data-'+key, value);
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}
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};
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// Get/Set form element values
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cb.val = function (value) {
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var values, i, j;
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if (value || value === '') {
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nodeLoop(function (elm) {
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switch (elm.nodeName) {
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case 'SELECT':
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if (typeof value === 'string' || typeof value === 'number') {
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value = [value];
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}
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for (i = 0; i < elm.length; i += 1) {
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// Multiple select
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for (j = 0; j < value.length; j += 1) {
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elm[i].selected = '';
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if (elm[i].value === value[j]) {
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elm[i].selected = 'selected';
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break;
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}
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}
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}
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break;
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case 'INPUT':
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case 'TEXTAREA':
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case 'BUTTON':
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elm.value = value;
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break;
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}
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}, nodes);
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return cb;
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}
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if (nodes[0]) {
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switch (nodes[0].nodeName) {
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case 'SELECT':
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values = [];
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for (i = 0; i < nodes[0].length; i += 1) {
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if (nodes[0][i].selected) {
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values.push(nodes[0][i].value);
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}
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}
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return (values.length > 1) ? values : values[0];
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case 'INPUT':
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case 'TEXTAREA':
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case 'BUTTON':
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return nodes[0].value;
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}
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}
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};
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// Return matching checked checkbox or radios
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cb.checked = function (check) {
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if (typeof check === 'boolean') {
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nodeLoop(function (elm) {
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if (elm.nodeName === 'INPUT' && (elm.type === 'checkbox' || elm.type === 'radio')) {
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elm.checked = check;
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}
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}, nodes);
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return cb;
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}
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if (nodes[0] && nodes[0].nodeName === 'INPUT' && (nodes[0].type === 'checkbox' || nodes[0].type === 'radio')) {
|
|
return (!!nodes[0].checked);
|
|
}
|
|
};
|
|
// Add event handler
|
|
cb.on = function (event, fn) {
|
|
if (selector === w || selector === d) {
|
|
nodes = [selector];
|
|
}
|
|
nodeLoop(function (elm) {
|
|
if (d.addEventListener) {
|
|
elm.addEventListener(event, fn, false);
|
|
} else if (d.attachEvent) {
|
|
// <= IE 8 loses scope so need to apply, we add this to object so we can detach later (can't detach anonymous functions)
|
|
elm[event + fn] = function () { return fn.apply(elm, arguments); };
|
|
elm.attachEvent('on' + event, elm[event + fn]);
|
|
}
|
|
}, nodes);
|
|
return cb;
|
|
};
|
|
// Remove event handler
|
|
cb.off = function (event, fn) {
|
|
if (selector === w || selector === d) {
|
|
nodes = [selector];
|
|
}
|
|
nodeLoop(function (elm) {
|
|
if (d.addEventListener) {
|
|
elm.removeEventListener(event, fn, false);
|
|
} else if (d.attachEvent) {
|
|
elm.detachEvent('on' + event, elm[event + fn]);
|
|
// Tidy up
|
|
elm[event + fn] = null;
|
|
}
|
|
}, nodes);
|
|
return cb;
|
|
};
|
|
// Basic XHR 1, no file support. Shakes fist at IE
|
|
cb.ajax = function (url, method, callback) {
|
|
var xhr,
|
|
query = serializeData(nodes),
|
|
type = (method) ? method.toUpperCase() : 'GET',
|
|
timestamp = '_ts=' + (+new Date());
|
|
|
|
if (query && (type === 'GET')) {
|
|
url += (url.indexOf('?') === -1) ? '?' + query : '&' + query;
|
|
query = null;
|
|
}
|
|
|
|
xhr = new XMLHttpRequest(); // we dont support IE < 9
|
|
|
|
if (xhr) {
|
|
// prevent caching
|
|
url += (url.indexOf('?') === -1) ? '?' + timestamp : '&' + timestamp;
|
|
|
|
$('#loader').addClass('show');
|
|
|
|
// Douglas Crockford: "Synchronous programming is disrespectful and should not be employed in applications which are used by people"
|
|
xhr.open(type, url, true);
|
|
|
|
xhr.timeout = 15000; // a default value. TODO way to set it for the caller
|
|
|
|
xhr.onreadystatechange = function () {
|
|
if (xhr.readyState === 4) {
|
|
$('#loader').removeClass('show');
|
|
if (callback && xhr.status != 0) { // xhr.status 0 means "aborted"
|
|
callback(xhr.responseText, xhr.status);
|
|
}
|
|
}
|
|
};
|
|
|
|
xhr.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
|
|
|
|
if (type === 'POST' || type === 'PUT') {
|
|
xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
|
|
}
|
|
|
|
xhr.send(query);
|
|
}
|
|
|
|
return cb;
|
|
};
|
|
// Alias to cb.ajax(url, 'get', callback)
|
|
cb.get = function (url, callback) {
|
|
return cb.ajax(url, 'get', callback);
|
|
};
|
|
// Alias to cb.ajax(url, 'post', callback)
|
|
cb.post = function (url, callback) {
|
|
return cb.ajax(url, 'post', callback);
|
|
};
|
|
|
|
return cb;
|
|
}
|
|
|
|
// Set Chibi's global namespace here ($)
|
|
w.$ = chibi;
|
|
|
|
}());
|
|
|