├── jest.config.js ├── coverage ├── lcov-report │ ├── favicon.png │ ├── sort-arrow-sprite.png │ ├── prettify.css │ ├── block-navigation.js │ ├── index.html │ ├── index.js.html │ ├── sorter.js │ ├── base.css │ └── prettify.js ├── lcov.info ├── clover.xml └── coverage-final.json ├── index.js ├── .gitignore ├── package.json ├── license ├── README.md └── test └── index.test.js /jest.config.js: -------------------------------------------------------------------------------- 1 | module.exports = { 2 | verbose: true, 3 | }; 4 | -------------------------------------------------------------------------------- /coverage/lcov-report/favicon.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/huckbit/extract-urls/HEAD/coverage/lcov-report/favicon.png -------------------------------------------------------------------------------- /coverage/lcov-report/sort-arrow-sprite.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/huckbit/extract-urls/HEAD/coverage/lcov-report/sort-arrow-sprite.png -------------------------------------------------------------------------------- /coverage/lcov.info: -------------------------------------------------------------------------------- 1 | TN: 2 | SF:index.js 3 | FN:3,(anonymous_0) 4 | FN:14,(anonymous_1) 5 | FN:14,(anonymous_2) 6 | FNF:3 7 | FNH:3 8 | FNDA:10,(anonymous_0) 9 | FNDA:4,(anonymous_1) 10 | FNDA:9,(anonymous_2) 11 | DA:3,1 12 | DA:4,10 13 | DA:5,10 14 | DA:7,10 15 | DA:8,1 16 | DA:11,9 17 | DA:12,8 18 | DA:13,8 19 | DA:14,9 20 | DA:16,1 21 | DA:19,1 22 | LF:11 23 | LH:11 24 | BRDA:3,0,0,8 25 | BRDA:7,1,0,1 26 | BRDA:7,1,1,9 27 | BRDA:11,2,0,8 28 | BRDA:11,2,1,1 29 | BRDA:13,3,0,7 30 | BRDA:13,3,1,1 31 | BRDA:14,4,0,2 32 | BRDA:14,4,1,5 33 | BRF:9 34 | BRH:9 35 | end_of_record 36 | -------------------------------------------------------------------------------- /coverage/lcov-report/prettify.css: -------------------------------------------------------------------------------- 1 | .pln{color:#000}@media screen{.str{color:#080}.kwd{color:#008}.com{color:#800}.typ{color:#606}.lit{color:#066}.pun,.opn,.clo{color:#660}.tag{color:#008}.atn{color:#606}.atv{color:#080}.dec,.var{color:#606}.fun{color:red}}@media print,projection{.str{color:#060}.kwd{color:#006;font-weight:bold}.com{color:#600;font-style:italic}.typ{color:#404;font-weight:bold}.lit{color:#044}.pun,.opn,.clo{color:#440}.tag{color:#006;font-weight:bold}.atn{color:#404}.atv{color:#060}}pre.prettyprint{padding:2px;border:1px solid #888}ol.linenums{margin-top:0;margin-bottom:0}li.L0,li.L1,li.L2,li.L3,li.L5,li.L6,li.L7,li.L8{list-style-type:none}li.L1,li.L3,li.L5,li.L7,li.L9{background:#eee} 2 | -------------------------------------------------------------------------------- /index.js: -------------------------------------------------------------------------------- 1 | 'use strict'; 2 | 3 | module.exports = (str, lower = false) => { 4 | const regexp = /https?:\/\/(www\.)?[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,63}\b([-a-zA-Z0-9()'@:%_\+.~#?!&//=]*)/gi; 5 | const bracketsRegexp = /[()]|\.$/g; 6 | 7 | if (typeof str !== 'string') { 8 | throw new TypeError(`The str argument should be a string, got ${typeof str}`); 9 | } 10 | 11 | if (str) { 12 | let urls = str.match(regexp); 13 | if (urls) { 14 | return lower ? urls.map((item) => item.toLowerCase().replace(bracketsRegexp, '')) : urls.map((item) => item.replace(bracketsRegexp, '')); 15 | } else { 16 | undefined; 17 | } 18 | } else { 19 | undefined; 20 | } 21 | }; 22 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | # Packages # 2 | ############ 3 | # it's better to unpack these files and commit the raw source 4 | # git has its own built in compression methods 5 | *.7z 6 | *.dmg 7 | *.gz 8 | *.iso 9 | *.jar 10 | *.rar 11 | *.tar 12 | *.zip 13 | 14 | # Logs and databases # 15 | ###################### 16 | *.log 17 | *.sql 18 | *.sqlite 19 | 20 | # system configuration # 21 | ######################## 22 | php.ini 23 | /.htaccess 24 | 25 | # OS generated files # 26 | ###################### 27 | .DS_Store 28 | .bowerrc 29 | .DS_Store? 30 | ._* 31 | .vscode 32 | .Spotlight-V100 33 | .Trashes 34 | ehthumbs.db 35 | Thumbs.db 36 | 37 | # Build Systems # 38 | ###################### 39 | node_modules/ 40 | vendor/ 41 | bower_components/ 42 | /cms/user/templates/default_site/_variables 43 | .sass-cache 44 | .app/ 45 | .idea/ 46 | build/ 47 | dist/ 48 | maps/ 49 | example.js 50 | -------------------------------------------------------------------------------- /package.json: -------------------------------------------------------------------------------- 1 | { 2 | "name": "extract-urls", 3 | "version": "1.4.1", 4 | "main": "index.js", 5 | "author": { 6 | "name": "Massimiliano Ranauro", 7 | "email": "huckbit@gmail.com", 8 | "url": "https://github.com/huckbit" 9 | }, 10 | "repository": { 11 | "type": "git", 12 | "url": "https://github.com/huckbit/extract-urls" 13 | }, 14 | "publishConfig": { 15 | "registry": "https://registry.npmjs.org" 16 | }, 17 | "engines": { 18 | "node": ">=10" 19 | }, 20 | "scripts": { 21 | "test": "jest --coverage" 22 | }, 23 | "files": [ 24 | "index.js" 25 | ], 26 | "keywords": [ 27 | "url", 28 | "text", 29 | "string", 30 | "extract", 31 | "find", 32 | "scrape" 33 | ], 34 | "license": "MIT", 35 | "description": "Extract urls from a string and returns an array", 36 | "devDependencies": { 37 | "jest": "^29.6.4" 38 | } 39 | } 40 | -------------------------------------------------------------------------------- /license: -------------------------------------------------------------------------------- 1 | MIT License 2 | 3 | Copyright (c) Massimiliano Ranauro (huckbit.com) 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: 6 | 7 | The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. 8 | 9 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -------------------------------------------------------------------------------- /coverage/clover.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # extract-urls 2 | 3 | [![npm version](https://badge.fury.io/js/extract-urls.svg)](https://badge.fury.io/js/extract-urls) 4 | 5 | > Extract all urls recognizing http / https from a string and returns an array of urls. 6 | 7 | ## To install 8 | 9 | ### npm 10 | 11 | ```sh 12 | npm i extract-urls 13 | ``` 14 | 15 | ### yarn 16 | 17 | ```sh 18 | yarn add extract-urls 19 | ``` 20 | 21 | ### unpkg 22 | 23 | ```html 24 | 25 | ``` 26 | 27 | ## Usage 28 | 29 | ```javascript 30 | const extractUrls = require("extract-urls"); 31 | 32 | let text = `You can read https://github.com/huckbit/extract-urls or https://www.npmjs.com/package/extract-urls for more info`; 33 | let urls = extractUrls(text); 34 | 35 | console.log(urls); 36 | //=> ['https://github.com/huckbit/extract-urls', 'https://www.npmjs.com/package/extract-urls'] 37 | ``` 38 | 39 | ## Options 40 | 41 | To lowercase urls use the option `true`: 42 | 43 | ```javascript 44 | let text = `You can read HTTPS://GITHUB.COM/HUCKBIT/EXTRACT-URLS or https://www.npmjs.com/package/extract-urls for more info`; 45 | let urls = extractUrls(text, true); 46 | //=> ['https://github.com/huckbit/extract-urls', 'https://www.npmjs.com/package/extract-urls'] 47 | ``` 48 | 49 | ## Example application 50 | 51 | [https://extracturls.huckbit.com/](https://extracturls.huckbit.com/) 52 | -------------------------------------------------------------------------------- /coverage/lcov-report/block-navigation.js: -------------------------------------------------------------------------------- 1 | /* eslint-disable */ 2 | var jumpToCode = (function init() { 3 | // Classes of code we would like to highlight in the file view 4 | var missingCoverageClasses = ['.cbranch-no', '.cstat-no', '.fstat-no']; 5 | 6 | // Elements to highlight in the file listing view 7 | var fileListingElements = ['td.pct.low']; 8 | 9 | // We don't want to select elements that are direct descendants of another match 10 | var notSelector = ':not(' + missingCoverageClasses.join('):not(') + ') > '; // becomes `:not(a):not(b) > ` 11 | 12 | // Selecter that finds elements on the page to which we can jump 13 | var selector = 14 | fileListingElements.join(', ') + 15 | ', ' + 16 | notSelector + 17 | missingCoverageClasses.join(', ' + notSelector); // becomes `:not(a):not(b) > a, :not(a):not(b) > b` 18 | 19 | // The NodeList of matching elements 20 | var missingCoverageElements = document.querySelectorAll(selector); 21 | 22 | var currentIndex; 23 | 24 | function toggleClass(index) { 25 | missingCoverageElements 26 | .item(currentIndex) 27 | .classList.remove('highlighted'); 28 | missingCoverageElements.item(index).classList.add('highlighted'); 29 | } 30 | 31 | function makeCurrent(index) { 32 | toggleClass(index); 33 | currentIndex = index; 34 | missingCoverageElements.item(index).scrollIntoView({ 35 | behavior: 'smooth', 36 | block: 'center', 37 | inline: 'center' 38 | }); 39 | } 40 | 41 | function goToPrevious() { 42 | var nextIndex = 0; 43 | if (typeof currentIndex !== 'number' || currentIndex === 0) { 44 | nextIndex = missingCoverageElements.length - 1; 45 | } else if (missingCoverageElements.length > 1) { 46 | nextIndex = currentIndex - 1; 47 | } 48 | 49 | makeCurrent(nextIndex); 50 | } 51 | 52 | function goToNext() { 53 | var nextIndex = 0; 54 | 55 | if ( 56 | typeof currentIndex === 'number' && 57 | currentIndex < missingCoverageElements.length - 1 58 | ) { 59 | nextIndex = currentIndex + 1; 60 | } 61 | 62 | makeCurrent(nextIndex); 63 | } 64 | 65 | return function jump(event) { 66 | switch (event.which) { 67 | case 78: // n 68 | case 74: // j 69 | goToNext(); 70 | break; 71 | case 66: // b 72 | case 75: // k 73 | case 80: // p 74 | goToPrevious(); 75 | break; 76 | } 77 | }; 78 | })(); 79 | window.addEventListener('keydown', jumpToCode); 80 | -------------------------------------------------------------------------------- /coverage/coverage-final.json: -------------------------------------------------------------------------------- 1 | {"/Users/huckbit/dev/__javascript/extract-urls/index.js": {"path":"/Users/huckbit/dev/__javascript/extract-urls/index.js","statementMap":{"0":{"start":{"line":3,"column":0},"end":{"line":21,"column":2}},"1":{"start":{"line":4,"column":17},"end":{"line":4,"column":125}},"2":{"start":{"line":5,"column":25},"end":{"line":5,"column":36}},"3":{"start":{"line":7,"column":2},"end":{"line":9,"column":3}},"4":{"start":{"line":8,"column":4},"end":{"line":8,"column":82}},"5":{"start":{"line":11,"column":2},"end":{"line":20,"column":3}},"6":{"start":{"line":12,"column":15},"end":{"line":12,"column":32}},"7":{"start":{"line":13,"column":4},"end":{"line":17,"column":5}},"8":{"start":{"line":14,"column":6},"end":{"line":14,"column":143}},"9":{"start":{"line":14,"column":40},"end":{"line":14,"column":86}},"10":{"start":{"line":14,"column":109},"end":{"line":14,"column":141}},"11":{"start":{"line":16,"column":6},"end":{"line":16,"column":16}},"12":{"start":{"line":19,"column":4},"end":{"line":19,"column":14}}},"fnMap":{"0":{"name":"(anonymous_0)","decl":{"start":{"line":3,"column":17},"end":{"line":3,"column":18}},"loc":{"start":{"line":3,"column":41},"end":{"line":21,"column":1}},"line":3},"1":{"name":"(anonymous_1)","decl":{"start":{"line":14,"column":30},"end":{"line":14,"column":31}},"loc":{"start":{"line":14,"column":40},"end":{"line":14,"column":86}},"line":14},"2":{"name":"(anonymous_2)","decl":{"start":{"line":14,"column":99},"end":{"line":14,"column":100}},"loc":{"start":{"line":14,"column":109},"end":{"line":14,"column":141}},"line":14}},"branchMap":{"0":{"loc":{"start":{"line":3,"column":23},"end":{"line":3,"column":36}},"type":"default-arg","locations":[{"start":{"line":3,"column":31},"end":{"line":3,"column":36}}],"line":3},"1":{"loc":{"start":{"line":7,"column":2},"end":{"line":9,"column":3}},"type":"if","locations":[{"start":{"line":7,"column":2},"end":{"line":9,"column":3}},{"start":{"line":7,"column":2},"end":{"line":9,"column":3}}],"line":7},"2":{"loc":{"start":{"line":11,"column":2},"end":{"line":20,"column":3}},"type":"if","locations":[{"start":{"line":11,"column":2},"end":{"line":20,"column":3}},{"start":{"line":11,"column":2},"end":{"line":20,"column":3}}],"line":11},"3":{"loc":{"start":{"line":13,"column":4},"end":{"line":17,"column":5}},"type":"if","locations":[{"start":{"line":13,"column":4},"end":{"line":17,"column":5}},{"start":{"line":13,"column":4},"end":{"line":17,"column":5}}],"line":13},"4":{"loc":{"start":{"line":14,"column":13},"end":{"line":14,"column":142}},"type":"cond-expr","locations":[{"start":{"line":14,"column":21},"end":{"line":14,"column":87}},{"start":{"line":14,"column":90},"end":{"line":14,"column":142}}],"line":14}},"s":{"0":1,"1":10,"2":10,"3":10,"4":1,"5":9,"6":8,"7":8,"8":7,"9":4,"10":9,"11":1,"12":1},"f":{"0":10,"1":4,"2":9},"b":{"0":[8],"1":[1,9],"2":[8,1],"3":[7,1],"4":[2,5]},"_coverageSchema":"1a1c01bbd47fc00a2c39e90264f33305004495a9","hash":"ea1d3f2d2d2512befdf01ae4638cc2d12ab6b48c"} 2 | } 3 | -------------------------------------------------------------------------------- /test/index.test.js: -------------------------------------------------------------------------------- 1 | const extractUrls = require('../index.js'); 2 | 3 | const inputValues = { 4 | basicString: `You can read https://github.com/huckbit/extract-urls or https://www.npmjs.com/package/extract-urls for more info`, 5 | strUppercase: `YOU CAN READ HTTPS://GITHUB.COM/HUCKBIT/EXTRACT-URLS OR HTTPS://WWW.NPMJS.COM/PACKAGE/EXTRACT-URLS for more info`, 6 | URLWithSpecialCharacters: "https://example.com/!'LkhkDA6L!VweK7hsDfl6bQoU3cDjCEg!Lsx", 7 | numericValue: 7, 8 | stringWithoutUrls: 'you can read a book', 9 | URLWithMarkdown: '[github](https://github.com/huckbit/extract-urls) [npm](https://www.npmjs.com/package/extract-urls)', 10 | URLWithMarkdownUppercase: '[github](HTTPS://GITHUB.COM/HUCKBIT/EXTRACT-URLS) [npm](HTTPS://WWW.NPMJS.COM/PACKAGE/EXTRACT-URLS)', 11 | URLWithTrailingDot: 'You can read https://github.com/huckbit/extract-urls. Or try https://www.npmjs.com/package/extract-urls. For more info try GitHub.`', 12 | URLTopLevelDomain: 'Urls with long top level domain https://www.corsenetinfos.corsica, https://www.example.somerandomtopleveldomain/', 13 | }; 14 | 15 | const expectedValues = { 16 | URLsList: ['https://github.com/huckbit/extract-urls', 'https://www.npmjs.com/package/extract-urls'], 17 | URLsWithSpecialCharacters: ["https://example.com/!'LkhkDA6L!VweK7hsDfl6bQoU3cDjCEg!Lsx"], 18 | URLSWithTopLevelDomain: ['https://www.corsenetinfos.corsica', 'https://www.example.somerandomtopleveldomain/'], 19 | }; 20 | 21 | test('Extract urls from the given string', () => { 22 | expect(extractUrls(inputValues.basicString)).toEqual(expect.arrayContaining(expectedValues.URLsList)); 23 | }); 24 | 25 | test('Expect lowercase url when uppercase is given', () => { 26 | expect(extractUrls(inputValues.strUppercase, true)).toEqual(expect.arrayContaining(expectedValues.URLsList)); 27 | }); 28 | 29 | test('Empty string to return undefined', () => { 30 | expect(extractUrls('')).toEqual(undefined); 31 | }); 32 | 33 | test('String containing no urls to return undefined', () => { 34 | expect(extractUrls(inputValues.stringWithoutUrls)).toEqual(undefined); 35 | }); 36 | 37 | test('Matching url containing special characters', () => { 38 | expect(extractUrls(inputValues.URLWithSpecialCharacters)).toEqual(expect.arrayContaining(expectedValues.URLsWithSpecialCharacters)); 39 | }); 40 | 41 | test('Exception raised when something different from a string is passed', () => { 42 | expect(() => { 43 | extractUrls(inputValues.numericValue); 44 | }).toThrow(TypeError); 45 | }); 46 | 47 | test('Match URL from Markdown', () => { 48 | expect(extractUrls(inputValues.URLWithMarkdown)).toEqual(expect.arrayContaining(expectedValues.URLsList)); 49 | }); 50 | 51 | test('Match URL from Markdown when URL is uppercase', () => { 52 | expect(extractUrls(inputValues.URLWithMarkdownUppercase, true)).toEqual(expect.arrayContaining(expectedValues.URLsList)); 53 | }); 54 | 55 | test('Match URL with trailing dot removed from URL', () => { 56 | expect(extractUrls(inputValues.URLWithTrailingDot)).toEqual(expect.arrayContaining(expectedValues.URLsList)); 57 | }); 58 | 59 | test('Match long top level domain (issue)', () => { 60 | expect(extractUrls(inputValues.URLTopLevelDomain)).toEqual(expect.arrayContaining(expectedValues.URLSWithTopLevelDomain)); 61 | }); 62 | -------------------------------------------------------------------------------- /coverage/lcov-report/index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | Code coverage report for All files 7 | 8 | 9 | 10 | 11 | 12 | 17 | 18 | 19 | 20 |
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'use strict';
103 |  
104 | module.exports = (str, lower = false) => {
105 |   const regexp = /https?:\/\/(www\.)?[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,63}\b([-a-zA-Z0-9()'@:%_\+.~#?!&//=]*)/gi;
106 |   const bracketsRegexp = /[()]|\.$/g;
107 |  
108 |   if (typeof str !== 'string') {
109 |     throw new TypeError(`The str argument should be a string, got ${typeof str}`);
110 |   }
111 |  
112 |   if (str) {
113 |     let urls = str.match(regexp);
114 |     if (urls) {
115 |       return lower ? urls.map((item) => item.toLowerCase().replace(bracketsRegexp, '')) : urls.map((item) => item.replace(bracketsRegexp, ''));
116 |     } else {
117 |       undefined;
118 |     }
119 |   } else {
120 |     undefined;
121 |   }
122 | };
123 |  
124 | 125 |
126 |
127 | 132 | 133 | 134 | 139 | 140 | 141 | 142 | 143 | -------------------------------------------------------------------------------- /coverage/lcov-report/sorter.js: -------------------------------------------------------------------------------- 1 | /* eslint-disable */ 2 | var addSorting = (function() { 3 | 'use strict'; 4 | var cols, 5 | currentSort = { 6 | index: 0, 7 | desc: false 8 | }; 9 | 10 | // returns the summary table element 11 | function getTable() { 12 | return document.querySelector('.coverage-summary'); 13 | } 14 | // returns the thead element of the summary table 15 | function getTableHeader() { 16 | return getTable().querySelector('thead tr'); 17 | } 18 | // returns the tbody element of the summary table 19 | function getTableBody() { 20 | return getTable().querySelector('tbody'); 21 | } 22 | // returns the th element for nth column 23 | function getNthColumn(n) { 24 | return getTableHeader().querySelectorAll('th')[n]; 25 | } 26 | 27 | // loads all columns 28 | function loadColumns() { 29 | var colNodes = getTableHeader().querySelectorAll('th'), 30 | colNode, 31 | cols = [], 32 | col, 33 | i; 34 | 35 | for (i = 0; i < colNodes.length; i += 1) { 36 | colNode = colNodes[i]; 37 | col = { 38 | key: colNode.getAttribute('data-col'), 39 | sortable: !colNode.getAttribute('data-nosort'), 40 | type: colNode.getAttribute('data-type') || 'string' 41 | }; 42 | cols.push(col); 43 | if (col.sortable) { 44 | col.defaultDescSort = col.type === 'number'; 45 | colNode.innerHTML = 46 | colNode.innerHTML + ''; 47 | } 48 | } 49 | return cols; 50 | } 51 | // attaches a data attribute to every tr element with an object 52 | // of data values keyed by column name 53 | function loadRowData(tableRow) { 54 | var tableCols = tableRow.querySelectorAll('td'), 55 | colNode, 56 | col, 57 | data = {}, 58 | i, 59 | val; 60 | for (i = 0; i < tableCols.length; i += 1) { 61 | colNode = tableCols[i]; 62 | col = cols[i]; 63 | val = colNode.getAttribute('data-value'); 64 | if (col.type === 'number') { 65 | val = Number(val); 66 | } 67 | data[col.key] = val; 68 | } 69 | return data; 70 | } 71 | // loads all row data 72 | function loadData() { 73 | var rows = getTableBody().querySelectorAll('tr'), 74 | i; 75 | 76 | for (i = 0; i < rows.length; i += 1) { 77 | rows[i].data = loadRowData(rows[i]); 78 | } 79 | } 80 | // sorts the table using the data for the ith column 81 | function sortByIndex(index, desc) { 82 | var key = cols[index].key, 83 | sorter = function(a, b) { 84 | a = a.data[key]; 85 | b = b.data[key]; 86 | return a < b ? -1 : a > b ? 1 : 0; 87 | }, 88 | finalSorter = sorter, 89 | tableBody = document.querySelector('.coverage-summary tbody'), 90 | rowNodes = tableBody.querySelectorAll('tr'), 91 | rows = [], 92 | i; 93 | 94 | if (desc) { 95 | finalSorter = function(a, b) { 96 | return -1 * sorter(a, b); 97 | }; 98 | } 99 | 100 | for (i = 0; i < rowNodes.length; i += 1) { 101 | rows.push(rowNodes[i]); 102 | tableBody.removeChild(rowNodes[i]); 103 | } 104 | 105 | rows.sort(finalSorter); 106 | 107 | for (i = 0; i < rows.length; i += 1) { 108 | tableBody.appendChild(rows[i]); 109 | } 110 | } 111 | // removes sort indicators for current column being sorted 112 | function removeSortIndicators() { 113 | var col = getNthColumn(currentSort.index), 114 | cls = col.className; 115 | 116 | cls = cls.replace(/ sorted$/, '').replace(/ sorted-desc$/, ''); 117 | col.className = cls; 118 | } 119 | // adds sort indicators for current column being sorted 120 | function addSortIndicators() { 121 | getNthColumn(currentSort.index).className += currentSort.desc 122 | ? ' sorted-desc' 123 | : ' sorted'; 124 | } 125 | // adds event listeners for all sorter widgets 126 | function enableUI() { 127 | var i, 128 | el, 129 | ithSorter = function ithSorter(i) { 130 | var col = cols[i]; 131 | 132 | return function() { 133 | var desc = col.defaultDescSort; 134 | 135 | if (currentSort.index === i) { 136 | desc = !currentSort.desc; 137 | } 138 | sortByIndex(i, desc); 139 | removeSortIndicators(); 140 | currentSort.index = i; 141 | currentSort.desc = desc; 142 | addSortIndicators(); 143 | }; 144 | }; 145 | for (i = 0; i < cols.length; i += 1) { 146 | if (cols[i].sortable) { 147 | // add the click event handler on the th so users 148 | // dont have to click on those tiny arrows 149 | el = getNthColumn(i).querySelector('.sorter').parentElement; 150 | if (el.addEventListener) { 151 | el.addEventListener('click', ithSorter(i)); 152 | } else { 153 | el.attachEvent('onclick', ithSorter(i)); 154 | } 155 | } 156 | } 157 | } 158 | // adds sorting functionality to the UI 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