68 lines
1.8 KiB
JavaScript
68 lines
1.8 KiB
JavaScript
(function() {
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'use strict';
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var all_versions = {
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'3.5': 'dev (3.5)',
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'3.4': '3.4',
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'3.3': '3.3',
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'3.2': '3.2',
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'2.7': '2.7',
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'2.6': '2.6'
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};
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function build_select(current_version, current_release) {
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var buf = ['<select>'];
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$.each(all_versions, function(version, title) {
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buf.push('<option value="' + version + '"');
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if (version == current_version)
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buf.push(' selected="selected">' + current_release + '</option>');
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else
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buf.push('>' + title + '</option>');
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});
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buf.push('</select>');
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return buf.join('');
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}
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function patch_url(url, new_version) {
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var url_re = /\.org\/(\d|py3k|dev|((release\/)?\d\.\d[\w\d\.]*))\//,
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new_url = url.replace(url_re, '.org/' + new_version + '/');
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if (new_url == url && !new_url.match(url_re)) {
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// python 2 url without version?
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new_url = url.replace(/\.org\//, '.org/' + new_version + '/');
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}
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return new_url;
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}
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function on_switch() {
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var selected = $(this).children('option:selected').attr('value');
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var url = window.location.href,
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new_url = patch_url(url, selected);
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if (new_url != url) {
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// check beforehand if url exists, else redirect to version's start page
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$.ajax({
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url: new_url,
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success: function() {
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window.location.href = new_url;
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},
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error: function() {
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window.location.href = 'https://docs.python.org/' + selected;
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}
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});
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}
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}
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$(document).ready(function() {
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var release = DOCUMENTATION_OPTIONS.VERSION;
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var version = release.substr(0, 3);
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var select = build_select(version, release);
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$('.version_switcher_placeholder').html(select);
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$('.version_switcher_placeholder select').bind('change', on_switch);
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});
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})();
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