function qa_has_custom_home() { return qa_opt('show_custom_home') || array_search('', qa_get_request_map()) !== false; }
function qa_admin_is_slug_reserved($requestpart) { $requestpart = trim(strtolower($requestpart)); $routing = qa_page_routing(); if (isset($routing[$requestpart]) || isset($routing[$requestpart . '/']) || is_numeric($requestpart)) { return true; } $pathmap = qa_get_request_map(); foreach ($pathmap as $mappedrequest) { if (trim(strtolower($mappedrequest)) == $requestpart) { return true; } } switch ($requestpart) { case '': case 'qa': case 'feed': case 'install': case 'url': case 'image': case 'ajax': return true; } $pagemodules = qa_load_modules_with('page', 'match_request'); foreach ($pagemodules as $pagemodule) { if ($pagemodule->match_request($requestpart)) { return true; } } return false; }
function qa_path($request, $params = null, $rooturl = null, $neaturls = null, $anchor = null) { if (qa_to_override(__FUNCTION__)) { $args = func_get_args(); return qa_call_override(__FUNCTION__, $args); } if (!isset($neaturls)) { require_once QA_INCLUDE_DIR . 'qa-app-options.php'; $neaturls = qa_opt('neat_urls'); } if (!isset($rooturl)) { $rooturl = qa_path_to_root(); } $url = $rooturl . (empty($rooturl) || substr($rooturl, -1) == '/' ? '' : '/'); $paramsextra = ''; $requestparts = explode('/', $request); $pathmap = qa_get_request_map(); if (isset($pathmap[$requestparts[0]])) { $newpart = $pathmap[$requestparts[0]]; if (strlen($newpart)) { $requestparts[0] = $newpart; } elseif (count($requestparts) == 1) { array_shift($requestparts); } } foreach ($requestparts as $index => $requestpart) { $requestparts[$index] = urlencode($requestpart); } $requestpath = implode('/', $requestparts); switch ($neaturls) { case QA_URL_FORMAT_INDEX: if (!empty($request)) { $url .= 'index.php/' . $requestpath; } break; case QA_URL_FORMAT_NEAT: $url .= $requestpath; break; case QA_URL_FORMAT_PARAM: if (!empty($request)) { $paramsextra = '?qa=' . $requestpath; } break; default: $url .= 'index.php'; case QA_URL_FORMAT_PARAMS: if (!empty($request)) { foreach ($requestparts as $partindex => $requestpart) { $paramsextra .= (strlen($paramsextra) ? '&' : '?') . 'qa' . ($partindex ? '_' . $partindex : '') . '=' . $requestpart; } } break; } if (isset($params)) { foreach ($params as $key => $value) { $paramsextra .= (strlen($paramsextra) ? '&' : '?') . urlencode($key) . '=' . urlencode((string) $value); } } return $url . $paramsextra . (empty($anchor) ? '' : '#' . urlencode($anchor)); }
function qa_index_set_request() { if (qa_to_override(__FUNCTION__)) { $args = func_get_args(); return qa_call_override(__FUNCTION__, $args); } $relativedepth = 0; if (isset($_GET['qa-rewrite'])) { // URLs rewritten by .htaccess $urlformat = QA_URL_FORMAT_NEAT; $requestparts = explode('/', qa_gpc_to_string($_GET['qa-rewrite'])); unset($_GET['qa-rewrite']); if (!empty($_SERVER['REQUEST_URI'])) { // workaround for the fact that Apache unescapes characters while rewriting $origpath = $_SERVER['REQUEST_URI']; $_GET = array(); $questionpos = strpos($origpath, '?'); if (is_numeric($questionpos)) { $params = explode('&', substr($origpath, $questionpos + 1)); foreach ($params as $param) { if (preg_match('/^([^\\=]*)(\\=(.*))?$/', $param, $matches)) { $argument = strtr(urldecode($matches[1]), '.', '_'); // simulate PHP's $_GET behavior $_GET[$argument] = qa_string_to_gpc(urldecode(@$matches[3])); } } $origpath = substr($origpath, 0, $questionpos); } // Generally we assume that $_GET['qa-rewrite'] has the right path depth, but this won't be the case if there's // a & or # somewhere in the middle of the path, due to apache unescaping. So we make a special case for that. $keepparts = count($requestparts); $requestparts = explode('/', urldecode($origpath)); // new request calculated from $_SERVER['REQUEST_URI'] for ($part = count($requestparts) - 1; $part >= 0; $part--) { if (is_numeric(strpos($requestparts[$part], '&')) || is_numeric(strpos($requestparts[$part], '#'))) { $keepparts += count($requestparts) - $part - 1; // this is how many parts we lost break; } } $requestparts = array_slice($requestparts, -$keepparts); // remove any irrelevant parts from the beginning } $relativedepth = count($requestparts); } elseif (isset($_GET['qa'])) { if (strpos($_GET['qa'], '/') === false) { $urlformat = empty($_SERVER['REQUEST_URI']) || strpos($_SERVER['REQUEST_URI'], '/index.php') !== false ? QA_URL_FORMAT_SAFEST : QA_URL_FORMAT_PARAMS; $requestparts = array(qa_gpc_to_string($_GET['qa'])); for ($part = 1; $part < 10; $part++) { if (isset($_GET['qa_' . $part])) { $requestparts[] = qa_gpc_to_string($_GET['qa_' . $part]); unset($_GET['qa_' . $part]); } } } else { $urlformat = QA_URL_FORMAT_PARAM; $requestparts = explode('/', qa_gpc_to_string($_GET['qa'])); } unset($_GET['qa']); } else { $phpselfunescaped = strtr($_SERVER['PHP_SELF'], '+', ' '); // seems necessary, and plus does not work with this scheme $indexpath = '/index.php/'; $indexpos = strpos($phpselfunescaped, $indexpath); if (is_numeric($indexpos)) { $urlformat = QA_URL_FORMAT_INDEX; $requestparts = explode('/', substr($phpselfunescaped, $indexpos + strlen($indexpath))); $relativedepth = 1 + count($requestparts); } else { $urlformat = null; // at home page so can't identify path type $requestparts = array(); } } foreach ($requestparts as $part => $requestpart) { // remove any blank parts if (!strlen($requestpart)) { unset($requestparts[$part]); } } reset($requestparts); $key = key($requestparts); $replacement = array_search(@$requestparts[$key], qa_get_request_map()); if ($replacement !== false) { $requestparts[$key] = $replacement; } qa_set_request(implode('/', $requestparts), $relativedepth > 1 ? str_repeat('../', $relativedepth - 1) : './', $urlformat); }
function qa_index_set_request() { if (qa_to_override(__FUNCTION__)) { $args = func_get_args(); return qa_call_override(__FUNCTION__, $args); } $relativedepth = 0; if (isset($_GET['qa-rewrite'])) { // URLs rewritten by .htaccess $urlformat = QA_URL_FORMAT_NEAT; $requestparts = explode('/', qa_gpc_to_string($_GET['qa-rewrite'])); unset($_GET['qa-rewrite']); $relativedepth = count($requestparts); // Workaround for fact that Apache unescapes characters while rewriting, based on assumption that $_GET['qa-rewrite'] has // right path depth, which is true do long as there are only escaped characters in the last part of the path if (!empty($_SERVER['REQUEST_URI'])) { $origpath = $_SERVER['REQUEST_URI']; $_GET = array(); $questionpos = strpos($origpath, '?'); if (is_numeric($questionpos)) { $params = explode('&', substr($origpath, $questionpos + 1)); foreach ($params as $param) { if (preg_match('/^([^\\=]*)(\\=(.*))?$/', $param, $matches)) { $_GET[urldecode($matches[1])] = qa_string_to_gpc(urldecode(@$matches[3])); } } $origpath = substr($origpath, 0, $questionpos); } $requestparts = array_slice(explode('/', urldecode($origpath)), -count($requestparts)); } } elseif (isset($_GET['qa'])) { if (strpos($_GET['qa'], '/') === false) { $urlformat = empty($_SERVER['REQUEST_URI']) || strpos($_SERVER['REQUEST_URI'], '/index.php') !== false ? QA_URL_FORMAT_SAFEST : QA_URL_FORMAT_PARAMS; $requestparts = array(qa_gpc_to_string($_GET['qa'])); for ($part = 1; $part < 10; $part++) { if (isset($_GET['qa_' . $part])) { $requestparts[] = qa_gpc_to_string($_GET['qa_' . $part]); unset($_GET['qa_' . $part]); } } } else { $urlformat = QA_URL_FORMAT_PARAM; $requestparts = explode('/', qa_gpc_to_string($_GET['qa'])); } unset($_GET['qa']); } else { $phpselfunescaped = strtr($_SERVER['PHP_SELF'], '+', ' '); // seems necessary, and plus does not work with this scheme $indexpath = '/index.php/'; $indexpos = strpos($phpselfunescaped, $indexpath); if (is_numeric($indexpos)) { $urlformat = QA_URL_FORMAT_INDEX; $requestparts = explode('/', substr($phpselfunescaped, $indexpos + strlen($indexpath))); $relativedepth = 1 + count($requestparts); } else { $urlformat = null; // at home page so can't identify path type $requestparts = array(); } } foreach ($requestparts as $part => $requestpart) { // remove any blank parts if (!strlen($requestpart)) { unset($requestparts[$part]); } } reset($requestparts); $key = key($requestparts); $replacement = array_search(@$requestparts[$key], qa_get_request_map()); if ($replacement !== false) { $requestparts[$key] = $replacement; } qa_set_request(implode('/', $requestparts), $relativedepth > 1 ? str_repeat('../', $relativedepth - 1) : './', $urlformat); }
function qa_content_prepare($voting = false, $categoryids = null) { if (qa_to_override(__FUNCTION__)) { $args = func_get_args(); return qa_call_override(__FUNCTION__, $args); } global $qa_template, $qa_page_error_html; if (QA_DEBUG_PERFORMANCE) { global $qa_usage; $qa_usage->mark('control'); } $request = qa_request(); $requestlower = qa_request(); $navpages = qa_db_get_pending_result('navpages'); $widgets = qa_db_get_pending_result('widgets'); if (isset($categoryids) && !is_array($categoryids)) { // accept old-style parameter $categoryids = array($categoryids); } $lastcategoryid = count($categoryids) ? end($categoryids) : null; $charset = 'utf-8'; $qa_content = array('content_type' => 'text/html; charset=' . $charset, 'charset' => $charset, 'direction' => qa_opt('site_text_direction'), 'site_title' => qa_html(qa_opt('site_title')), 'head_lines' => array(), 'navigation' => array('user' => array(), 'main' => array(), 'footer' => array('feedback' => array('url' => qa_path_html('feedback'), 'label' => qa_lang_html('main/nav_feedback')))), 'sidebar' => qa_opt('show_custom_sidebar') ? qa_opt('custom_sidebar') : null, 'sidepanel' => qa_opt('show_custom_sidepanel') ? qa_opt('custom_sidepanel') : null, 'widgets' => array()); // add meta description if we're on the home page if ($request === '' || $request === array_search('', qa_get_request_map())) { $qa_content['description'] = qa_html(qa_opt('home_description')); } if (qa_opt('show_custom_in_head')) { $qa_content['head_lines'][] = qa_opt('custom_in_head'); } if (qa_opt('show_custom_header')) { $qa_content['body_header'] = qa_opt('custom_header'); } if (qa_opt('show_custom_footer')) { $qa_content['body_footer'] = qa_opt('custom_footer'); } if (isset($categoryids)) { $qa_content['categoryids'] = $categoryids; } foreach ($navpages as $page) { if ($page['nav'] == 'B') { qa_navigation_add_page($qa_content['navigation']['main'], $page); } } if (qa_opt('nav_home') && qa_opt('show_custom_home')) { $qa_content['navigation']['main']['$'] = array('url' => qa_path_html(''), 'label' => qa_lang_html('main/nav_home')); } if (qa_opt('nav_activity')) { $qa_content['navigation']['main']['activity'] = array('url' => qa_path_html('activity'), 'label' => qa_lang_html('main/nav_activity')); } $hascustomhome = qa_has_custom_home(); if (qa_opt($hascustomhome ? 'nav_qa_not_home' : 'nav_qa_is_home')) { $qa_content['navigation']['main'][$hascustomhome ? 'qa' : '$'] = array('url' => qa_path_html($hascustomhome ? 'qa' : ''), 'label' => qa_lang_html('main/nav_qa')); } if (qa_opt('nav_questions')) { $qa_content['navigation']['main']['questions'] = array('url' => qa_path_html('questions'), 'label' => qa_lang_html('main/nav_qs')); } if (qa_opt('nav_hot')) { $qa_content['navigation']['main']['hot'] = array('url' => qa_path_html('hot'), 'label' => qa_lang_html('main/nav_hot')); } if (qa_opt('nav_unanswered')) { $qa_content['navigation']['main']['unanswered'] = array('url' => qa_path_html('unanswered'), 'label' => qa_lang_html('main/nav_unanswered')); } if (qa_using_tags() && qa_opt('nav_tags')) { $qa_content['navigation']['main']['tag'] = array('url' => qa_path_html('tags'), 'label' => qa_lang_html('main/nav_tags'), 'selected_on' => array('tags$', 'tag/')); } if (qa_using_categories() && qa_opt('nav_categories')) { $qa_content['navigation']['main']['categories'] = array('url' => qa_path_html('categories'), 'label' => qa_lang_html('main/nav_categories'), 'selected_on' => array('categories$', 'categories/')); } if (qa_opt('nav_users')) { $qa_content['navigation']['main']['user'] = array('url' => qa_path_html('users'), 'label' => qa_lang_html('main/nav_users'), 'selected_on' => array('users$', 'users/', 'user/')); } // Only the 'level' permission error prevents the menu option being shown - others reported on qa-page-ask.php if (qa_opt('nav_ask') && qa_user_maximum_permit_error('permit_post_q') != 'level') { $qa_content['navigation']['main']['ask'] = array('url' => qa_path_html('ask', qa_using_categories() && strlen($lastcategoryid) ? array('cat' => $lastcategoryid) : null), 'label' => qa_lang_html('main/nav_ask')); } if (qa_get_logged_in_level() >= QA_USER_LEVEL_ADMIN || !qa_user_maximum_permit_error('permit_moderate') || !qa_user_maximum_permit_error('permit_hide_show') || !qa_user_maximum_permit_error('permit_delete_hidden')) { $qa_content['navigation']['main']['admin'] = array('url' => qa_path_html('admin'), 'label' => qa_lang_html('main/nav_admin'), 'selected_on' => array('admin/')); } $qa_content['search'] = array('form_tags' => 'method="get" action="' . qa_path_html('search') . '"', 'form_extra' => qa_path_form_html('search'), 'title' => qa_lang_html('main/search_title'), 'field_tags' => 'name="q"', 'button_label' => qa_lang_html('main/search_button')); if (!qa_opt('feedback_enabled')) { unset($qa_content['navigation']['footer']['feedback']); } foreach ($navpages as $page) { if ($page['nav'] == 'M' || $page['nav'] == 'O' || $page['nav'] == 'F') { qa_navigation_add_page($qa_content['navigation'][$page['nav'] == 'F' ? 'footer' : 'main'], $page); } } $regioncodes = array('F' => 'full', 'M' => 'main', 'S' => 'side'); $placecodes = array('T' => 'top', 'H' => 'high', 'L' => 'low', 'B' => 'bottom'); foreach ($widgets as $widget) { if (is_numeric(strpos(',' . $widget['tags'] . ',', ',' . $qa_template . ',')) || is_numeric(strpos(',' . $widget['tags'] . ',', ',all,'))) { // see if it has been selected for display on this template $region = @$regioncodes[substr($widget['place'], 0, 1)]; $place = @$placecodes[substr($widget['place'], 1, 2)]; if (isset($region) && isset($place)) { // check region/place codes recognized $module = qa_load_module('widget', $widget['title']); if (isset($module) && method_exists($module, 'allow_template') && $module->allow_template(substr($qa_template, 0, 7) == 'custom-' ? 'custom' : $qa_template) && method_exists($module, 'allow_region') && $module->allow_region($region) && method_exists($module, 'output_widget')) { $qa_content['widgets'][$region][$place][] = $module; } // if module loaded and happy to be displayed here, tell theme about it } } } $logoshow = qa_opt('logo_show'); $logourl = qa_opt('logo_url'); $logowidth = qa_opt('logo_width'); $logoheight = qa_opt('logo_height'); if ($logoshow) { $qa_content['logo'] = '<a href="' . qa_path_html('') . '" class="qa-logo-link" title="' . qa_html(qa_opt('site_title')) . '">' . '<img src="' . qa_html(is_numeric(strpos($logourl, '://')) ? $logourl : qa_path_to_root() . $logourl) . '"' . ($logowidth ? ' width="' . $logowidth . '"' : '') . ($logoheight ? ' height="' . $logoheight . '"' : '') . ' border="0" alt="' . qa_html(qa_opt('site_title')) . '"/></a>'; } else { $qa_content['logo'] = '<a href="' . qa_path_html('') . '" class="qa-logo-link">' . qa_html(qa_opt('site_title')) . '</a>'; } $topath = qa_get('to'); // lets user switch between login and register without losing destination page $userlinks = qa_get_login_links(qa_path_to_root(), isset($topath) ? $topath : qa_path($request, $_GET, '')); $qa_content['navigation']['user'] = array(); if (qa_is_logged_in()) { $qa_content['loggedin'] = qa_lang_html_sub_split('main/logged_in_x', QA_FINAL_EXTERNAL_USERS ? qa_get_logged_in_user_html(qa_get_logged_in_user_cache(), qa_path_to_root(), false) : qa_get_one_user_html(qa_get_logged_in_handle(), false)); $qa_content['navigation']['user']['updates'] = array('url' => qa_path_html('updates'), 'label' => qa_lang_html('main/nav_updates')); if (!empty($userlinks['logout'])) { $qa_content['navigation']['user']['logout'] = array('url' => qa_html(@$userlinks['logout']), 'label' => qa_lang_html('main/nav_logout')); } if (!QA_FINAL_EXTERNAL_USERS) { $source = qa_get_logged_in_source(); if (strlen($source)) { $loginmodules = qa_load_modules_with('login', 'match_source'); foreach ($loginmodules as $module) { if ($module->match_source($source) && method_exists($module, 'logout_html')) { ob_start(); $module->logout_html(qa_path('logout', array(), qa_opt('site_url'))); $qa_content['navigation']['user']['logout'] = array('label' => ob_get_clean()); } } } } $notices = qa_db_get_pending_result('notices'); foreach ($notices as $notice) { $qa_content['notices'][] = qa_notice_form($notice['noticeid'], qa_viewer_html($notice['content'], $notice['format']), $notice); } } else { require_once QA_INCLUDE_DIR . 'util/string.php'; if (!QA_FINAL_EXTERNAL_USERS) { $loginmodules = qa_load_modules_with('login', 'login_html'); foreach ($loginmodules as $tryname => $module) { ob_start(); $module->login_html(isset($topath) ? qa_opt('site_url') . $topath : qa_path($request, $_GET, qa_opt('site_url')), 'menu'); $label = ob_get_clean(); if (strlen($label)) { $qa_content['navigation']['user'][implode('-', qa_string_to_words($tryname))] = array('label' => $label); } } } if (!empty($userlinks['login'])) { $qa_content['navigation']['user']['login'] = array('url' => qa_html(@$userlinks['login']), 'label' => qa_lang_html('main/nav_login')); } if (!empty($userlinks['register'])) { $qa_content['navigation']['user']['register'] = array('url' => qa_html(@$userlinks['register']), 'label' => qa_lang_html('main/nav_register')); } } if (QA_FINAL_EXTERNAL_USERS || !qa_is_logged_in()) { if (qa_opt('show_notice_visitor') && !isset($topath) && !isset($_COOKIE['qa_noticed'])) { $qa_content['notices'][] = qa_notice_form('visitor', qa_opt('notice_visitor')); } } else { setcookie('qa_noticed', 1, time() + 86400 * 3650, '/', QA_COOKIE_DOMAIN); // don't show first-time notice if a user has logged in if (qa_opt('show_notice_welcome') && qa_get_logged_in_flags() & QA_USER_FLAGS_WELCOME_NOTICE) { if ($requestlower != 'confirm' && $requestlower != 'account') { // let people finish registering in peace $qa_content['notices'][] = qa_notice_form('welcome', qa_opt('notice_welcome')); } } } $qa_content['script_rel'] = array('qa-content/jquery-1.11.3.min.js'); $qa_content['script_rel'][] = 'qa-content/qa-page.js?' . QA_VERSION; if ($voting) { $qa_content['error'] = @$qa_page_error_html; } $qa_content['script_var'] = array('qa_root' => qa_path_to_root(), 'qa_request' => $request); return $qa_content; }