43 lines
1.2 KiB
JavaScript
43 lines
1.2 KiB
JavaScript
// Copyright (C) 2007, Fredrik Kuivinen <frekui@gmail.com>
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// 2007, Petr Baudis <pasky@suse.cz>
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// 2008-2011, Jakub Narebski <jnareb@gmail.com>
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/**
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* @fileOverview Detect if JavaScript is enabled, and pass it to server-side
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* @license GPLv2 or later
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*/
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/* ============================================================ */
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/* Manipulating links */
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/**
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* used to check if link has 'js' query parameter already (at end),
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* and other reasons to not add 'js=1' param at the end of link
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* @constant
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*/
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var jsExceptionsRe = /[;?]js=[01](#.*)?$/;
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/**
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* Add '?js=1' or ';js=1' to the end of every link in the document
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* that doesn't have 'js' query parameter set already.
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*
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* Links with 'js=1' lead to JavaScript version of given action, if it
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* exists (currently there is only 'blame_incremental' for 'blame')
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*
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* To be used as `window.onload` handler
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*
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* @globals jsExceptionsRe
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*/
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function fixLinks() {
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var allLinks = document.getElementsByTagName("a") || document.links;
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for (var i = 0, len = allLinks.length; i < len; i++) {
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var link = allLinks[i];
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if (!jsExceptionsRe.test(link)) {
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link.href = link.href.replace(/(#|$)/,
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(link.href.indexOf('?') === -1 ? '?' : ';') + 'js=1$1');
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}
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}
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}
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/* end of javascript-detection.js */
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