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07ec659385
This project lived only on the server without version control. This is now the starting point for the repository.
115 lines
3.6 KiB
PHP
115 lines
3.6 KiB
PHP
<?php
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/*
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Question2Answer by Gideon Greenspan and contributors
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http://www.question2answer.org/
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Description: Controller for page listing categories
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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More about this license: http://www.question2answer.org/license.php
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*/
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if (!defined('QA_VERSION')) { // don't allow this page to be requested directly from browser
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header('Location: ../../');
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exit;
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}
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require_once QA_INCLUDE_DIR . 'db/selects.php';
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require_once QA_INCLUDE_DIR . 'app/format.php';
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$categoryslugs = qa_request_parts(1);
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$countslugs = count($categoryslugs);
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// Get information about appropriate categories and redirect to questions page if category has no sub-categories
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$userid = qa_get_logged_in_userid();
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list($categories, $categoryid, $favoritecats) = qa_db_select_with_pending(
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qa_db_category_nav_selectspec($categoryslugs, false, false, true),
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$countslugs ? qa_db_slugs_to_category_id_selectspec($categoryslugs) : null,
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isset($userid) ? qa_db_user_favorite_categories_selectspec($userid) : null
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);
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if ($countslugs && !isset($categoryid)) {
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return include QA_INCLUDE_DIR . 'qa-page-not-found.php';
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}
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// Function for recursive display of categories
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function qa_category_nav_to_browse(&$navigation, $categories, $categoryid, $favoritemap)
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{
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foreach ($navigation as $key => $navlink) {
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$category = $categories[$navlink['categoryid']];
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if (!$category['childcount']) {
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unset($navigation[$key]['url']);
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} elseif ($navlink['selected']) {
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$navigation[$key]['state'] = 'open';
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$navigation[$key]['url'] = qa_path_html('categories/' . qa_category_path_request($categories, $category['parentid']));
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} else
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$navigation[$key]['state'] = 'closed';
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if (@$favoritemap[$navlink['categoryid']]) {
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$navigation[$key]['favorited'] = true;
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}
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$navigation[$key]['note'] =
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' - <a href="'.qa_path_html('questions/'.implode('/', array_reverse(explode('/', $category['backpath'])))).'">'.( ($category['qcount']==1)
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? qa_lang_html_sub('main/1_question', '1', '1')
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: qa_lang_html_sub('main/x_questions', number_format($category['qcount']))
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).'</a>';
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if (strlen($category['content']))
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$navigation[$key]['note'] .= qa_html(' - ' . $category['content']);
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if (isset($navlink['subnav']))
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qa_category_nav_to_browse($navigation[$key]['subnav'], $categories, $categoryid, $favoritemap);
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}
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}
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// Prepare content for theme
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$qa_content = qa_content_prepare(false, array_keys(qa_category_path($categories, $categoryid)));
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$qa_content['title'] = qa_lang_html('misc/browse_categories');
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if (count($categories)) {
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$navigation = qa_category_navigation($categories, $categoryid, 'categories/', false);
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unset($navigation['all']);
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$favoritemap = array();
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if (isset($favoritecats)) {
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foreach ($favoritecats as $category) {
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$favoritemap[$category['categoryid']] = true;
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}
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}
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qa_category_nav_to_browse($navigation, $categories, $categoryid, $favoritemap);
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$qa_content['nav_list'] = array(
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'nav' => $navigation,
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'type' => 'browse-cat',
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);
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} else {
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$qa_content['title'] = qa_lang_html('main/no_categories_found');
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$qa_content['suggest_next'] = qa_html_suggest_qs_tags(qa_using_tags());
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}
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return $qa_content;
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