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<?php |
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|
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|
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if (!defined('ABSPATH')) { |
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exit; |
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} |
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|
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/* Functions in this class should only be for plugging into WordPress listeners (filters, actions, etc). */ |
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|
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class ABJ_404_Solution_ShortCode { |
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|
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/** @var self|null */ |
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private static $instance = null; |
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|
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/** @return self */ |
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public static function getInstance(): self { |
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if (self::$instance == null) { |
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self::$instance = new ABJ_404_Solution_ShortCode(); |
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} |
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|
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return self::$instance; |
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} |
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|
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/** |
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* Resolve frontend locale with visitor-locale-first behavior. |
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* |
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* @return string |
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*/ |
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private static function resolveFrontendSuggestionLocale(): string { |
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// Polylang: explicit locale for current request (visitor context). |
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if (function_exists('pll_current_language')) { |
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$pllLocale = pll_current_language('locale'); |
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if (is_string($pllLocale) && $pllLocale !== '') { |
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return $pllLocale; |
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} |
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} |
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|
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// WPML: map current language code to locale if available. |
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if (function_exists('apply_filters') && has_filter('wpml_current_language')) { |
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$langCode = apply_filters('wpml_current_language', null); |
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if (is_string($langCode) && $langCode !== '' && has_filter('wpml_active_languages')) { |
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$active = apply_filters('wpml_active_languages', null, 'skip_missing=0'); |
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if (is_array($active) && isset($active[$langCode]) && is_array($active[$langCode])) { |
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$entry = $active[$langCode]; |
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if (!empty($entry['default_locale']) && is_string($entry['default_locale'])) { |
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return $entry['default_locale']; |
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} |
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if (!empty($entry['locale']) && is_string($entry['locale'])) { |
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return $entry['locale']; |
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} |
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} |
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} |
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} |
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|
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if (function_exists('determine_locale')) { |
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$locale = determine_locale(); |
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if (is_string($locale) && $locale !== '') { |
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return $locale; |
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} |
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} |
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|
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if (function_exists('get_locale')) { |
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$locale = get_locale(); |
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if (is_string($locale) && $locale !== '') { |
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return $locale; |
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} |
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} |
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|
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return ''; |
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} |
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|
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/** |
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* @return bool True when locale was switched. |
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*/ |
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private static function maybeSwitchToFrontendLocale(): bool { |
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if (!function_exists('switch_to_locale') || !function_exists('restore_previous_locale')) { |
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return false; |
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} |
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|
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$targetLocale = self::resolveFrontendSuggestionLocale(); |
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if ($targetLocale === '') { |
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return false; |
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} |
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|
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return switch_to_locale($targetLocale); |
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} |
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|
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/** |
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* @param bool $didSwitch |
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* @return void |
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*/ |
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private static function maybeRestoreFrontendLocale(bool $didSwitch): void { |
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if ($didSwitch && function_exists('restore_previous_locale')) { |
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restore_previous_locale(); |
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} |
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} |
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|
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/** |
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* Replace both placeholder and legacy bare token forms. |
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* |
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* @param string $template |
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* @param string $tokenNameWithoutBraces |
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* @param string $replacement |
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* @return string |
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*/ |
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private static function replaceSuggestionTemplateToken(string $template, string $tokenNameWithoutBraces, string $replacement): string { |
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return str_replace( |
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array('{' . $tokenNameWithoutBraces . '}', $tokenNameWithoutBraces), |
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$replacement, |
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$template |
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); |
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} |
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|
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/** If we're currently redirecting to a custom 404 page and we are about to show page |
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* suggestions then update the URL displayed to the user. |
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* @return void |
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*/ |
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static function updateURLbarIfNecessary(): void { |
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$abj404logic = abj_service('plugin_logic'); |
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$f = abj_service('functions'); |
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$abj404logging = abj_service('logging'); |
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$debugMessage = ''; |
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$options = $abj404logic->getOptions(); |
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|
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$shouldUpdateURL = true; |
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// if we're not supposed to update the URL then don't. |
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if (!array_key_exists('update_suggest_url', $options) || |
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!isset($options['update_suggest_url']) || |
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$options['update_suggest_url'] != 1) { |
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$shouldUpdateURL = false; |
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$debugMessage .= "do not update (update_suggest_url is off), "; |
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} |
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|
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// if the cookie we need isn't set then give up. |
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$updateURLCookieName = ABJ404_PP . '_REQUEST_URI'; |
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$updateURLCookieName .= '_UPDATE_URL'; |
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$legacyRequestKey = ABJ404_PP . '_REQUEST_URI'; |
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$requestedURLForRestore = ''; |
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if (isset($_REQUEST[$updateURLCookieName]) && is_string($_REQUEST[$updateURLCookieName]) && |
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$_REQUEST[$updateURLCookieName] !== '') { |
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$requestedURLForRestore = $_REQUEST[$updateURLCookieName]; |
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} else if (isset($_REQUEST[$legacyRequestKey]) && is_string($_REQUEST[$legacyRequestKey]) && |
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$_REQUEST[$legacyRequestKey] !== '') { |
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// Backward compatibility: older code paths used REQUEST_URI key directly. |
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$requestedURLForRestore = $_REQUEST[$legacyRequestKey]; |
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} |
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if ($requestedURLForRestore === '') { |
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$shouldUpdateURL = false; |
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$debugMessage .= "do not update (no cookie found), "; |
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} |
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|
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$dest404pageRaw = (isset($options['dest404page']) ? |
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$options['dest404page'] : |
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ABJ404_TYPE_404_DISPLAYED . '|' . ABJ404_TYPE_404_DISPLAYED); |
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$dest404page = is_string($dest404pageRaw) ? $dest404pageRaw : (ABJ404_TYPE_404_DISPLAYED . '|' . ABJ404_TYPE_404_DISPLAYED); |
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|
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// Check if this is a manual redirect (has query param) - these bypass global 404 page check |
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$queryParamName = ABJ404_PP . '_ref'; |
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$isManualRedirect = isset($_GET[$queryParamName]) && !empty($_GET[$queryParamName]); |
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|
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// if we're not currently loading the custom 404 page then don't change the URL. |
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// Exception: manual redirects to custom 404 pages should always allow URL restoration |
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if ($isManualRedirect) { |
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// Manual redirect - we know we're on a custom 404 page, allow URL restoration |
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$debugMessage .= "ok to update (manual redirect to custom 404 page), "; |
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} else if ($abj404logic->thereIsAUserSpecified404Page($dest404page)) { |
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|
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// get the user specified 404 page. |
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$permalink = ABJ_404_Solution_Functions::permalinkInfoToArray($dest404page, 0, |
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null, $options); |
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|
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// if the last part of the URL does not match the custom 404 page then |
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// don't update the URL. |
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// Strip query string from REQUEST_URI for comparison (query params like abj404_solution_ref) |
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$requestUriRaw = isset($_SERVER['REQUEST_URI']) && is_string($_SERVER['REQUEST_URI']) ? $_SERVER['REQUEST_URI'] : ''; |
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$requestUriPath = parse_url($requestUriRaw, PHP_URL_PATH); |
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$permLinkStr = isset($permalink['link']) && is_string($permalink['link']) ? $permalink['link'] : ''; |
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$requestUriPathStr = is_string($requestUriPath) ? $requestUriPath : ''; |
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if (!$f->endsWithCaseSensitive($permLinkStr, $requestUriPathStr) && |
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$permalink['status'] != 'trash') { |
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|
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$shouldUpdateURL = false; |
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$debugMessage .= "do not update (not on custom 404 page (" . |
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$permLinkStr . ")), "; |
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|
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} else { |
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$debugMessage .= "ok to update (displaying custom 404 page (" . |
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$permLinkStr . ")), "; |
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} |
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} else { |
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// the 404 page is the default 404 page. so we shouldn't change the URL. |
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$shouldUpdateURL = false; |
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$debugMessage .= "do not update (no custom 404 page specified), "; |
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} |
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|
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$content = ''; |
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|
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if ($shouldUpdateURL) { |
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// replace the current URL with the user's actual requested URL. |
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$requestedURL = $requestedURLForRestore; |
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$userFriendlyURL = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? |
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"https" : "http") . "://" . $_SERVER['HTTP_HOST'] . esc_url($requestedURL); |
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|
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// Use wp_json_encode to safely encode the URL for JavaScript to prevent XSS |
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$content .= "window.history.replaceState({}, null, " . |
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wp_json_encode($userFriendlyURL) . ");\n"; |
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|
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$currentReqUri = isset($_SERVER['REQUEST_URI']) && is_string($_SERVER['REQUEST_URI']) ? $_SERVER['REQUEST_URI'] : ''; |
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$debugMessage .= "Updating the URL from " . $currentReqUri . |
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" to " . esc_url($userFriendlyURL) . ", "; |
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} |
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|
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if ($content != '') { |
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$content = '<script language="JavaScript">' . "\n" . |
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$content . |
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"\n</script>\n\n"; |
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echo $content; |
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} |
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|
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$scAutoRedirects = isset($options['auto_redirects']) && is_scalar($options['auto_redirects']) ? (string)$options['auto_redirects'] : ''; |
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$scAutoScore = isset($options['auto_score']) && is_scalar($options['auto_score']) ? (string)$options['auto_score'] : ''; |
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$scTemplatePriority = isset($options['template_redirect_priority']) && is_scalar($options['template_redirect_priority']) ? (string)$options['template_redirect_priority'] : ''; |
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$scAutoCats = isset($options['auto_cats']) && is_scalar($options['auto_cats']) ? (string)$options['auto_cats'] : ''; |
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$scAutoTags = isset($options['auto_tags']) && is_scalar($options['auto_tags']) ? (string)$options['auto_tags'] : ''; |
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$scDest404 = isset($options['dest404page']) && is_scalar($options['dest404page']) ? (string)$options['dest404page'] : ''; |
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$debugMessage .= "is404: " . is_404() . ", " . |
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esc_html('auto_redirects: ' . $scAutoRedirects . |
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', auto_score: ' . $scAutoScore . |
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', template_redirect_priority: ' . $scTemplatePriority . |
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', auto_cats: ' . $scAutoCats . |
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', auto_tags: ' . $scAutoTags . |
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', dest404page: ' . $scDest404) . ", "; |
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|
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$debugMessage .= "is_single(): " . is_single() . " | " . "is_page(): " . is_page() . |
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" | is_feed(): " . is_feed() . " | is_trackback(): " . is_trackback() . " | is_preview(): " . |
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is_preview(); |
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|
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$abj404logging->debugMessage("updateURLbarIfNecessary: " . $debugMessage); |
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} |
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|
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/** |
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* @param array<string, mixed> $atts |
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* @return string |
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*/ |
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static function shortcodePageSuggestions( array $atts ): string { |
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$didSwitchLocale = self::maybeSwitchToFrontendLocale(); |
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try { |
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$abj404logic = abj_service('plugin_logic'); |
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$abj404spellChecker = abj_service('spell_checker'); |
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$f = abj_service('functions'); |
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$abj404dao = abj_service('data_access'); |
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|
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// Attributes |
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$atts = shortcode_atts( |
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array( |
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), |
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$atts |
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); |
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|
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$options = $abj404logic->getOptions(); |
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|
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$content = "\n<!-- " . ABJ404_PP . " - Begin 404 suggestions. -->\n"; |
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|
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// get the slug that caused the 404 from the session. |
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$urlRequest = ''; |
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$cookieName = ABJ404_PP . '_REQUEST_URI'; |
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$cookieVal = isset($_COOKIE[$cookieName]) && is_string($_COOKIE[$cookieName]) ? $_COOKIE[$cookieName] : ''; |
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if ($cookieVal !== '') { |
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// Normalize URL using centralized function for consistency |
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$urlRequest = $f->normalizeURLForCacheKey($f->normalizeUrlString($cookieVal)); |
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// delete the cookie because the request was a one-time thing. |
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// we use javascript to delete the cookie because the headers have already been sent. |
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$content .= "<script> \n" . |
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" var d = new Date(); \n" . |
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" d.setTime(d.getTime() - (60 * 5)); \n" . |
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' var expires = "expires="+ d.toUTCString(); ' . "\n" . |
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' document.cookie = "' . $cookieName . '=;" + expires + ";path=/"; ' . "\n" . |
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"</script> \n"; |
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} |
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|
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// we delete the UPDATE_URL cookie here, where the shortcode is used so that it won't |
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// get deleted too early if multiple redirects happen. |
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$updateURLCookieName = ABJ404_PP . '_REQUEST_URI'; |
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$updateURLCookieName .= '_UPDATE_URL'; |
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$updateCookieVal = isset($_COOKIE[$updateURLCookieName]) && is_string($_COOKIE[$updateURLCookieName]) ? $_COOKIE[$updateURLCookieName] : ''; |
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if ($updateCookieVal !== '') { |
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// Use UPDATE_URL cookie as fallback if primary cookie wasn't set |
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// (fixes: manual redirects to custom 404 pages not showing suggestions) |
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if ($urlRequest == '') { |
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// Normalize URL using centralized function for consistency |
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$urlRequest = $f->normalizeURLForCacheKey($f->normalizeUrlString($updateCookieVal)); |
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} |
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// delete the cookie since we're done with it. it's a one-time use thing. |
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$content .= "<script> \n" . |
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" var d = new Date(); /* delete the cookie */\n" . |
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" d.setTime(d.getTime() - (60 * 5)); \n" . |
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' var expires = "expires="+ d.toUTCString(); ' . "\n" . |
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' document.cookie = "' . $updateURLCookieName . '=;" + expires + ";path=/"; ' . |
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"</script> \n"; |
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} |
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|
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$ctxUrl = abj_service('request_context')->requested_url; |
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if ($ctxUrl !== '') { |
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// Normalize URL using centralized function for consistency |
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$urlRequest = $f->normalizeURLForCacheKey($f->normalizeUrlString($ctxUrl)); |
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} |
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|
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// Fallback: check for URL passed via query parameter |
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// (fixes: cookies from 301 redirects aren't stored by browsers) |
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$queryParamName = ABJ404_PP . '_ref'; |
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$getParamVal = isset($_GET[$queryParamName]) && is_string($_GET[$queryParamName]) ? $_GET[$queryParamName] : ''; |
| 312 |
if ($urlRequest == '' && $getParamVal !== '') { |
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// Normalize URL using centralized function for consistency |
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$urlRequest = $f->normalizeURLForCacheKey($f->normalizeUrlString($getParamVal)); |
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} |
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|
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if ($urlRequest == '') { |
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// if no 404 was detected then we don't offer any suggestions |
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return "<!-- " . ABJ404_PP . " - No 404 was detected. No suggestions to offer. -->\n"; |
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} |
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|
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// Check for cached suggestion computation (transient-based) |
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$urlKey = md5($urlRequest); |
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$transientKey = 'abj404_suggest_' . $urlKey; |
| 325 |
$cachedData = get_transient($transientKey); |
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|
| 327 |
if ($cachedData !== false && is_array($cachedData)) { |
| 328 |
if (isset($cachedData['status']) && $cachedData['status'] === 'complete') { |
| 329 |
// Suggestions ready - use cached data |
| 330 |
/** @var array<int, mixed> $cachedSuggestions */ |
| 331 |
$cachedSuggestions = isset($cachedData['suggestions']) && is_array($cachedData['suggestions']) ? $cachedData['suggestions'] : array(); |
| 332 |
$content .= self::renderSuggestionsHTML( |
| 333 |
$cachedSuggestions, |
| 334 |
$urlRequest |
| 335 |
); |
| 336 |
$content .= "\n<!-- " . ABJ404_PP . " - End 404 suggestions (cached) -->\n"; |
| 337 |
return $content; |
| 338 |
|
| 339 |
} elseif (isset($cachedData['status']) && $cachedData['status'] === 'pending') { |
| 340 |
// Still computing - show loading placeholder |
| 341 |
self::enqueueAsyncPollingScript($urlRequest); |
| 342 |
$content .= self::renderAsyncPlaceholder($urlRequest, $options); |
| 343 |
$content .= "\n<!-- " . ABJ404_PP . " - Suggestions loading -->\n"; |
| 344 |
return $content; |
| 345 |
} |
| 346 |
} |
| 347 |
|
| 348 |
// No async data - fall back to synchronous computation |
| 349 |
$urlSlugOnly = $abj404logic->removeHomeDirectory($urlRequest); |
| 350 |
|
| 351 |
// Try cache first (populated by processRedirect() for existing redirects) |
| 352 |
$permalinkSuggestionsPacket = $abj404spellChecker->getFromPermalinkCache($urlSlugOnly); |
| 353 |
|
| 354 |
// If cache miss, compute suggestions |
| 355 |
if (empty($permalinkSuggestionsPacket) || empty($permalinkSuggestionsPacket[0])) { |
| 356 |
$suggestCatsOpt = isset($options['suggest_cats']) && is_string($options['suggest_cats']) ? $options['suggest_cats'] : '1'; |
| 357 |
$suggestTagsOpt = isset($options['suggest_tags']) && is_string($options['suggest_tags']) ? $options['suggest_tags'] : '1'; |
| 358 |
$permalinkSuggestionsPacket = $abj404spellChecker->findMatchingPosts($urlSlugOnly, |
| 359 |
$suggestCatsOpt, $suggestTagsOpt); |
| 360 |
} |
| 361 |
|
| 362 |
// Ensure suggestions is an array (cache may return stdClass from json_decode) |
| 363 |
$permalinkSuggestions = isset($permalinkSuggestionsPacket[0]) ? (array)$permalinkSuggestionsPacket[0] : []; |
| 364 |
$rowType = isset($permalinkSuggestionsPacket[1]) ? $permalinkSuggestionsPacket[1] : 'pages'; |
| 365 |
|
| 366 |
$showExtraAdminData = (is_user_logged_in() && $abj404logic->userIsPluginAdmin()); |
| 367 |
$extraData = null; |
| 368 |
$extraDataById = []; // <--- New: Array to hold extra data indexed by ID |
| 369 |
$adminDebugData = []; // <--- New: Array to collect data for JS |
| 370 |
|
| 371 |
if ($showExtraAdminData) { |
| 372 |
// add extra information to the permalinkSuggestionsPacket. for each permalink, |
| 373 |
// retrieve the post_type, taxonomy, post_author (this is an id not a name), |
| 374 |
// post_date, post_name (this is the slug), |
| 375 |
$postIDs = array_keys($permalinkSuggestions); |
| 376 |
if (!empty($postIDs)) { |
| 377 |
// for each id remove the part after '|' using substring |
| 378 |
foreach ($postIDs as $index => $id) { |
| 379 |
$idStr = is_string($id) ? $id : (string)$id; |
| 380 |
$pipePos = $f->strpos($idStr, '|'); |
| 381 |
$postIDs[$index] = $f->substr($idStr, 0, $pipePos !== false ? $pipePos : null); |
| 382 |
} |
| 383 |
|
| 384 |
$rawExtraData = $abj404dao->getExtraDataToPermalinkSuggestions($postIDs); |
| 385 |
foreach ($rawExtraData as $dataItem) { |
| 386 |
if (!is_array($dataItem)) { |
| 387 |
continue; |
| 388 |
} |
| 389 |
$postIdVal = isset($dataItem['post_id']) ? (string)$dataItem['post_id'] : ''; |
| 390 |
$termIdVal = isset($dataItem['term_id']) ? (string)$dataItem['term_id'] : ''; |
| 391 |
$extraDataById['post_id_' . $postIdVal] = $dataItem; |
| 392 |
$extraDataById['term_id_' . $termIdVal] = $dataItem; |
| 393 |
} |
| 394 |
} |
| 395 |
} |
| 396 |
|
| 397 |
// allow some HTML. |
| 398 |
$content .= '<div class="suggest-404s">' . "\n"; |
| 399 |
$suggestTitleStr = isset($options['suggest_title']) && is_string($options['suggest_title']) ? $options['suggest_title'] : ''; |
| 400 |
$content .= wp_kses_post( |
| 401 |
self::replaceSuggestionTemplateToken($suggestTitleStr, 'suggest_title_text', |
| 402 |
__('Here are some other great pages', '404-solution') |
| 403 |
)) . "\n"; |
| 404 |
|
| 405 |
$requestUriVal = isset($_SERVER['REQUEST_URI']) && is_string($_SERVER['REQUEST_URI']) ? $_SERVER['REQUEST_URI'] : ''; |
| 406 |
$currentSlug = $abj404logic->removeHomeDirectory( |
| 407 |
$f->regexReplace('\?.*', '', $f->normalizeUrlString($requestUriVal))); |
| 408 |
$displayed = 0; |
| 409 |
$commentPartAndQueryPart = $abj404logic->getCommentPartAndQueryPartOfRequest(); |
| 410 |
|
| 411 |
// Check if minimum score filtering is enabled |
| 412 |
$minScoreEnabled = isset($options['suggest_minscore_enabled']) && $options['suggest_minscore_enabled'] == '1'; |
| 413 |
$suggestMinscoreRaw = isset($options['suggest_minscore']) && is_scalar($options['suggest_minscore']) ? $options['suggest_minscore'] : 25; |
| 414 |
$minScore = $minScoreEnabled ? intval($suggestMinscoreRaw) : 0; |
| 415 |
|
| 416 |
foreach ($permalinkSuggestions as $idAndType => $linkScore) { |
| 417 |
$idAndTypeStr = is_string($idAndType) ? $idAndType : (string)$idAndType; |
| 418 |
$linkScoreFloat = is_scalar($linkScore) ? (float)$linkScore : 0.0; |
| 419 |
$rowTypeStr = is_string($rowType) ? $rowType : null; |
| 420 |
$permalink = ABJ_404_Solution_Functions::permalinkInfoToArray($idAndTypeStr, $linkScoreFloat, |
| 421 |
$rowTypeStr, $options); |
| 422 |
|
| 423 |
$permLink = isset($permalink['link']) && is_string($permalink['link']) ? $permalink['link'] : ''; |
| 424 |
// Skip if we're currently on the page we're about to suggest |
| 425 |
if (basename($permLink) == $currentSlug) { |
| 426 |
continue; |
| 427 |
} |
| 428 |
|
| 429 |
// Skip if minimum score filtering is enabled and score is below threshold |
| 430 |
if ($minScoreEnabled && $permalink['score'] < $minScore) { |
| 431 |
continue; |
| 432 |
} |
| 433 |
|
| 434 |
$suggestBefore = isset($options['suggest_before']) && is_string($options['suggest_before']) ? $options['suggest_before'] : ''; |
| 435 |
$suggestEntryBefore = isset($options['suggest_entrybefore']) && is_string($options['suggest_entrybefore']) ? $options['suggest_entrybefore'] : ''; |
| 436 |
$permTitle = isset($permalink['title']) && is_string($permalink['title']) ? $permalink['title'] : ''; |
| 437 |
$permScore = isset($permalink['score']) && is_numeric($permalink['score']) ? (float)$permalink['score'] : 0.0; |
| 438 |
|
| 439 |
if ($displayed == 0) { |
| 440 |
// <ol> |
| 441 |
$content .= wp_kses_post($suggestBefore); |
| 442 |
} |
| 443 |
|
| 444 |
// <li> |
| 445 |
$content .= wp_kses_post($suggestEntryBefore); |
| 446 |
|
| 447 |
$content .= "<a href=\"" . esc_url($permLink . $commentPartAndQueryPart) . |
| 448 |
"\" title=\"" . esc_attr($permTitle) . "\">" . |
| 449 |
esc_attr($permTitle) . "</a>"; |
| 450 |
|
| 451 |
// display the score after the page link |
| 452 |
|
| 453 |
if ($showExtraAdminData) { |
| 454 |
$idParts = explode('|', $idAndTypeStr); |
| 455 |
$currentId = isset($idParts[0]) ? (int)$idParts[0] : null; |
| 456 |
$typeCode = isset($idParts[1]) ? $idParts[1] : null; |
| 457 |
|
| 458 |
$currentSuggestionData = [ |
| 459 |
'Title' => $permTitle, |
| 460 |
'Link' => $permLink, |
| 461 |
'Score' => number_format($permScore, 2), |
| 462 |
'ID_Type_Code' => $idAndTypeStr, // e.g., "123|1" or "94|2" |
| 463 |
]; |
| 464 |
|
| 465 |
// Extract ID for lookup |
| 466 |
$idParts = explode('|', $idAndTypeStr); |
| 467 |
$currentId = isset($idParts[0]) ? $idParts[0] : null; |
| 468 |
|
| 469 |
// Merge extra data if available (post may have been deleted since suggestions were cached) |
| 470 |
if ($typeCode == '1') { // It's a Post |
| 471 |
$extraKey = 'post_id_' . $currentId; |
| 472 |
if (isset($extraDataById[$extraKey])) { |
| 473 |
$currentSuggestionData = $currentSuggestionData + $extraDataById[$extraKey]; |
| 474 |
} |
| 475 |
} else { // It's a Term |
| 476 |
$extraKey = 'term_id_' . $currentId; |
| 477 |
if (isset($extraDataById[$extraKey])) { |
| 478 |
$currentSuggestionData = $currentSuggestionData + $extraDataById[$extraKey]; |
| 479 |
} |
| 480 |
} |
| 481 |
|
| 482 |
// Add this suggestion's data to the array for JS |
| 483 |
$adminDebugData[] = $currentSuggestionData; |
| 484 |
|
| 485 |
// Make the score clickable |
| 486 |
$content .= ' (<a href="#" onclick="show404AdminDebugData(); return false;" title="' . |
| 487 |
esc_attr__('Click to view debug data for all suggestions', '404-solution') . |
| 488 |
'">' . number_format($permScore, 2) . // Format score |
| 489 |
'</a>)'; |
| 490 |
} |
| 491 |
|
| 492 |
// </li> |
| 493 |
$suggestEntryAfter = isset($options['suggest_entryafter']) && is_string($options['suggest_entryafter']) ? $options['suggest_entryafter'] : ''; |
| 494 |
$content .= wp_kses_post($suggestEntryAfter) . "\n"; |
| 495 |
$displayed++; |
| 496 |
$suggestMaxOpt = isset($options['suggest_max']) && is_scalar($options['suggest_max']) ? (int)$options['suggest_max'] : 5; |
| 497 |
if ($displayed >= $suggestMaxOpt) { |
| 498 |
break; |
| 499 |
} |
| 500 |
} |
| 501 |
$suggestAfter = isset($options['suggest_after']) && is_string($options['suggest_after']) ? $options['suggest_after'] : ''; |
| 502 |
$suggestNoresults = isset($options['suggest_noresults']) && is_string($options['suggest_noresults']) ? $options['suggest_noresults'] : ''; |
| 503 |
if ($displayed >= 1) { |
| 504 |
// </ol> |
| 505 |
$content .= wp_kses_post($suggestAfter) . "\n"; |
| 506 |
|
| 507 |
} else { |
| 508 |
$content .= wp_kses_post( |
| 509 |
self::replaceSuggestionTemplateToken($suggestNoresults, 'suggest_noresults_text', |
| 510 |
__('No suggestions. :/ ', '404-solution') |
| 511 |
)); |
| 512 |
} |
| 513 |
|
| 514 |
$content .= "\n</div>"; |
| 515 |
|
| 516 |
if ($showExtraAdminData && !empty($adminDebugData)) { |
| 517 |
// Ensure the JSON is properly encoded and escaped for JavaScript |
| 518 |
$allSuggestionsJson = wp_json_encode($adminDebugData); |
| 519 |
if ($allSuggestionsJson === false) { |
| 520 |
// Handle encoding error |
| 521 |
$allSuggestionsJson = '[]'; |
| 522 |
} |
| 523 |
|
| 524 |
$content .= "<script type=\"text/javascript\">\n"; |
| 525 |
$content .= "var abj404_suggestionData = " . $allSuggestionsJson . ";\n"; |
| 526 |
$content .= "function show404AdminDebugData() {\n"; |
| 527 |
$content .= " var debugText = 'Suggestion Debug Data:\\n====================\\n\\n';\n"; |
| 528 |
$content .= " if (typeof abj404_suggestionData !== 'undefined' && abj404_suggestionData.length > 0) {\n"; |
| 529 |
$content .= " for (var i = 0; i < abj404_suggestionData.length; i++) {\n"; |
| 530 |
$content .= " var item = abj404_suggestionData[i];\n"; |
| 531 |
$content .= " debugText += 'Suggestion #' + (i + 1) + ':\\n';\n"; |
| 532 |
$content .= " for (var key in item) {\n"; |
| 533 |
$content .= " if (item.hasOwnProperty(key) && item[key]) {\n"; |
| 534 |
$content .= " // Only include properties that have values\n"; |
| 535 |
$content .= " // Format the key for display (capitalize first letter)\n"; |
| 536 |
$content .= " var displayKey = key;\n"; |
| 537 |
$content .= " // Escape any potentially harmful content using text nodes\n"; |
| 538 |
$content .= " debugText += ' ' + displayKey + ': ' + String(item[key]).replace(/</g, '<').replace(/>/g, '>') + '\\n';\n"; |
| 539 |
$content .= " }\n"; |
| 540 |
$content .= " }\n"; |
| 541 |
$content .= " debugText += '--------------------\\n';\n"; |
| 542 |
$content .= " }\n"; |
| 543 |
$content .= " } else {\n"; |
| 544 |
$content .= " debugText += 'No suggestion data collected.';\n"; |
| 545 |
$content .= " }\n"; |
| 546 |
$content .= " \n"; |
| 547 |
$content .= " // Create a modal dialog with copyable text\n"; |
| 548 |
$content .= " var modalOverlay = document.createElement('div');\n"; |
| 549 |
$content .= " modalOverlay.style.position = 'fixed';\n"; |
| 550 |
$content .= " modalOverlay.style.top = '0';\n"; |
| 551 |
$content .= " modalOverlay.style.left = '0';\n"; |
| 552 |
$content .= " modalOverlay.style.width = '100%';\n"; |
| 553 |
$content .= " modalOverlay.style.height = '100%';\n"; |
| 554 |
$content .= " modalOverlay.style.backgroundColor = 'rgba(0,0,0,0.5)';\n"; |
| 555 |
$content .= " modalOverlay.style.zIndex = '9999';\n"; |
| 556 |
$content .= " \n"; |
| 557 |
$content .= " var modalContent = document.createElement('div');\n"; |
| 558 |
$content .= " modalContent.style.position = 'absolute';\n"; |
| 559 |
$content .= " modalContent.style.top = '50%';\n"; |
| 560 |
$content .= " modalContent.style.left = '50%';\n"; |
| 561 |
$content .= " modalContent.style.transform = 'translate(-50%, -50%)';\n"; |
| 562 |
$content .= " modalContent.style.backgroundColor = 'white';\n"; |
| 563 |
$content .= " modalContent.style.padding = '20px';\n"; |
| 564 |
$content .= " modalContent.style.borderRadius = '5px';\n"; |
| 565 |
$content .= " modalContent.style.maxWidth = '80%';\n"; |
| 566 |
$content .= " modalContent.style.maxHeight = '80%';\n"; |
| 567 |
$content .= " modalContent.style.overflow = 'auto';\n"; |
| 568 |
$content .= " \n"; |
| 569 |
$content .= " var textArea = document.createElement('textarea');\n"; |
| 570 |
$content .= " textArea.style.width = '100%';\n"; |
| 571 |
$content .= " textArea.style.height = '300px';\n"; |
| 572 |
$content .= " textArea.style.marginBottom = '10px';\n"; |
| 573 |
$content .= " // Set value safely using textContent\n"; |
| 574 |
$content .= " textArea.value = debugText;\n"; |
| 575 |
$content .= " textArea.readOnly = true;\n"; |
| 576 |
$content .= " \n"; |
| 577 |
$content .= " var copyButton = document.createElement('button');\n"; |
| 578 |
$content .= " // Using textContent instead of innerHTML\n"; |
| 579 |
$content .= " copyButton.textContent = 'Copy to Clipboard';\n"; |
| 580 |
$content .= " copyButton.style.marginRight = '10px';\n"; |
| 581 |
$content .= " copyButton.onclick = function() {\n"; |
| 582 |
$content .= " textArea.select();\n"; |
| 583 |
$content .= " document.execCommand('copy');\n"; |
| 584 |
$content .= " };\n"; |
| 585 |
$content .= " \n"; |
| 586 |
$content .= " var closeButton = document.createElement('button');\n"; |
| 587 |
$content .= " // Using textContent instead of innerHTML\n"; |
| 588 |
$content .= " closeButton.textContent = 'Close';\n"; |
| 589 |
$content .= " closeButton.onclick = function() {\n"; |
| 590 |
$content .= " document.body.removeChild(modalOverlay);\n"; |
| 591 |
$content .= " };\n"; |
| 592 |
$content .= " \n"; |
| 593 |
$content .= " modalContent.appendChild(textArea);\n"; |
| 594 |
$content .= " modalContent.appendChild(copyButton);\n"; |
| 595 |
$content .= " modalContent.appendChild(closeButton);\n"; |
| 596 |
$content .= " modalOverlay.appendChild(modalContent);\n"; |
| 597 |
$content .= " document.body.appendChild(modalOverlay);\n"; |
| 598 |
$content .= "}\n"; |
| 599 |
$content .= "</script>\n"; |
| 600 |
} |
| 601 |
|
| 602 |
$content .= "\n<!-- " . ABJ404_PP . " - End 404 suggestions for slug " . esc_html($urlSlugOnly) . " -->\n"; |
| 603 |
|
| 604 |
return $content; |
| 605 |
} finally { |
| 606 |
self::maybeRestoreFrontendLocale($didSwitchLocale); |
| 607 |
} |
| 608 |
} |
| 609 |
|
| 610 |
/** |
| 611 |
* Render suggestions HTML from pre-computed data (for AJAX polling response). |
| 612 |
* This method is called by Ajax_SuggestionPolling when suggestions are ready. |
| 613 |
* |
| 614 |
* @param array<int, mixed> $suggestionsPacket The suggestions data from findMatchingPosts() |
| 615 |
* @param string $requestedURL The original 404 URL (for debugging) |
| 616 |
* @return string HTML content for suggestions |
| 617 |
*/ |
| 618 |
public static function renderSuggestionsHTML(array $suggestionsPacket, string $requestedURL = ''): string { |
| 619 |
$didSwitchLocale = self::maybeSwitchToFrontendLocale(); |
| 620 |
try { |
| 621 |
$abj404logic = abj_service('plugin_logic'); |
| 622 |
$f = abj_service('functions'); |
| 623 |
// Rendering should be side-effect free (no upgrade/migration work triggered on frontend/AJAX). |
| 624 |
$options = $abj404logic->getOptions(true); |
| 625 |
|
| 626 |
// Ensure suggestions is an array (cache may return stdClass from json_decode) |
| 627 |
$permalinkSuggestions = isset($suggestionsPacket[0]) ? (array)$suggestionsPacket[0] : []; |
| 628 |
$rowType = isset($suggestionsPacket[1]) ? $suggestionsPacket[1] : 'pages'; |
| 629 |
|
| 630 |
// Check if user is plugin admin to show scores |
| 631 |
$showExtraAdminData = (is_user_logged_in() && $abj404logic->userIsPluginAdmin()); |
| 632 |
|
| 633 |
// Extract option strings safely |
| 634 |
$rSuggestTitle = isset($options['suggest_title']) && is_string($options['suggest_title']) ? $options['suggest_title'] : ''; |
| 635 |
$rSuggestBefore = isset($options['suggest_before']) && is_string($options['suggest_before']) ? $options['suggest_before'] : ''; |
| 636 |
$rSuggestEntryBefore = isset($options['suggest_entrybefore']) && is_string($options['suggest_entrybefore']) ? $options['suggest_entrybefore'] : ''; |
| 637 |
$rSuggestEntryAfter = isset($options['suggest_entryafter']) && is_string($options['suggest_entryafter']) ? $options['suggest_entryafter'] : ''; |
| 638 |
$rSuggestAfter = isset($options['suggest_after']) && is_string($options['suggest_after']) ? $options['suggest_after'] : ''; |
| 639 |
$rSuggestNoresults = isset($options['suggest_noresults']) && is_string($options['suggest_noresults']) ? $options['suggest_noresults'] : ''; |
| 640 |
|
| 641 |
$content = '<div class="suggest-404s">' . "\n"; |
| 642 |
$content .= wp_kses_post( |
| 643 |
self::replaceSuggestionTemplateToken($rSuggestTitle, 'suggest_title_text', |
| 644 |
__('Here are some other great pages', '404-solution') |
| 645 |
)) . "\n"; |
| 646 |
|
| 647 |
$currentSlug = ''; |
| 648 |
if (isset($_SERVER['REQUEST_URI']) && is_string($_SERVER['REQUEST_URI'])) { |
| 649 |
$currentSlug = $abj404logic->removeHomeDirectory( |
| 650 |
$f->regexReplace('\?.*', '', $f->normalizeUrlString($_SERVER['REQUEST_URI']))); |
| 651 |
} |
| 652 |
|
| 653 |
$displayed = 0; |
| 654 |
$commentPartAndQueryPart = $abj404logic->getCommentPartAndQueryPartOfRequest(); |
| 655 |
|
| 656 |
// Check if minimum score filtering is enabled |
| 657 |
$minScoreEnabled = isset($options['suggest_minscore_enabled']) && $options['suggest_minscore_enabled'] == '1'; |
| 658 |
$rMinscoreRaw = isset($options['suggest_minscore']) && is_scalar($options['suggest_minscore']) ? $options['suggest_minscore'] : 25; |
| 659 |
$minScore = $minScoreEnabled ? intval($rMinscoreRaw) : 0; |
| 660 |
|
| 661 |
foreach ($permalinkSuggestions as $idAndType => $linkScore) { |
| 662 |
$rIdAndTypeStr = is_string($idAndType) ? $idAndType : (string)$idAndType; |
| 663 |
$rLinkScoreFloat = is_scalar($linkScore) ? (float)$linkScore : 0.0; |
| 664 |
$rRowTypeStr = is_string($rowType) ? $rowType : null; |
| 665 |
|
| 666 |
// Check per-post/per-term exclusion before rendering. |
| 667 |
// ABJ404_TYPE_POST=1, ABJ404_TYPE_CAT=2, ABJ404_TYPE_TAG=3. |
| 668 |
$idTypeParts = explode('|', $rIdAndTypeStr, 2); |
| 669 |
$idInt = isset($idTypeParts[0]) && is_numeric($idTypeParts[0]) ? (int)$idTypeParts[0] : 0; |
| 670 |
$typeInt = isset($idTypeParts[1]) && is_numeric($idTypeParts[1]) ? (int)$idTypeParts[1] : 0; |
| 671 |
if ($idInt > 0) { |
| 672 |
$typePost = defined('ABJ404_TYPE_POST') ? (int)ABJ404_TYPE_POST : 1; |
| 673 |
$typeCat = defined('ABJ404_TYPE_CAT') ? (int)ABJ404_TYPE_CAT : 2; |
| 674 |
$typeTag = defined('ABJ404_TYPE_TAG') ? (int)ABJ404_TYPE_TAG : 3; |
| 675 |
if ($typeInt === $typePost) { |
| 676 |
$excludeMeta = get_post_meta($idInt, '_abj404_exclude', true); |
| 677 |
if ($excludeMeta === '1') { |
| 678 |
continue; |
| 679 |
} |
| 680 |
} elseif ($typeInt === $typeCat || $typeInt === $typeTag) { |
| 681 |
$excludeMeta = get_term_meta($idInt, '_abj404_exclude', true); |
| 682 |
if ($excludeMeta === '1') { |
| 683 |
continue; |
| 684 |
} |
| 685 |
} |
| 686 |
} |
| 687 |
|
| 688 |
$permalink = ABJ_404_Solution_Functions::permalinkInfoToArray($rIdAndTypeStr, $rLinkScoreFloat, |
| 689 |
$rRowTypeStr, $options); |
| 690 |
|
| 691 |
$rPermLink = isset($permalink['link']) && is_string($permalink['link']) ? $permalink['link'] : ''; |
| 692 |
$rPermTitle = isset($permalink['title']) && is_string($permalink['title']) ? $permalink['title'] : ''; |
| 693 |
$rPermScore = isset($permalink['score']) && is_numeric($permalink['score']) ? (float)$permalink['score'] : 0.0; |
| 694 |
|
| 695 |
// Skip if we're currently on the page we're about to suggest |
| 696 |
if ($currentSlug !== '' && basename($rPermLink) == $currentSlug) { |
| 697 |
continue; |
| 698 |
} |
| 699 |
|
| 700 |
// Skip if minimum score filtering is enabled and score is below threshold |
| 701 |
if ($minScoreEnabled && $rPermScore < $minScore) { |
| 702 |
continue; |
| 703 |
} |
| 704 |
|
| 705 |
if ($displayed == 0) { |
| 706 |
// <ol> |
| 707 |
$content .= wp_kses_post($rSuggestBefore); |
| 708 |
} |
| 709 |
|
| 710 |
// <li> |
| 711 |
$content .= wp_kses_post($rSuggestEntryBefore); |
| 712 |
|
| 713 |
$content .= "<a href=\"" . esc_url($rPermLink . $commentPartAndQueryPart) . |
| 714 |
"\" title=\"" . esc_attr($rPermTitle) . "\">" . |
| 715 |
esc_attr($rPermTitle) . "</a>"; |
| 716 |
|
| 717 |
// Display the score after the page link (admin only) |
| 718 |
if ($showExtraAdminData) { |
| 719 |
$content .= ' (' . number_format($rPermScore, 4) . ')'; |
| 720 |
} |
| 721 |
|
| 722 |
// </li> |
| 723 |
$content .= wp_kses_post($rSuggestEntryAfter) . "\n"; |
| 724 |
$displayed++; |
| 725 |
$rSuggestMaxOpt = isset($options['suggest_max']) && is_scalar($options['suggest_max']) ? (int)$options['suggest_max'] : 5; |
| 726 |
if ($displayed >= $rSuggestMaxOpt) { |
| 727 |
break; |
| 728 |
} |
| 729 |
} |
| 730 |
|
| 731 |
if ($displayed >= 1) { |
| 732 |
// </ol> |
| 733 |
$content .= wp_kses_post($rSuggestAfter) . "\n"; |
| 734 |
} else { |
| 735 |
$content .= wp_kses_post( |
| 736 |
self::replaceSuggestionTemplateToken($rSuggestNoresults, 'suggest_noresults_text', |
| 737 |
__('No suggestions. :/ ', '404-solution') |
| 738 |
)); |
| 739 |
} |
| 740 |
|
| 741 |
$content .= "\n</div>"; |
| 742 |
|
| 743 |
return $content; |
| 744 |
} finally { |
| 745 |
self::maybeRestoreFrontendLocale($didSwitchLocale); |
| 746 |
} |
| 747 |
} |
| 748 |
|
| 749 |
/** |
| 750 |
* Render a loading placeholder for async suggestions. |
| 751 |
* Shows skeleton loading animation while suggestions are being computed. |
| 752 |
* |
| 753 |
* @param string $requestedURL The 404 URL being looked up |
| 754 |
* @param array<string, mixed> $options Plugin options |
| 755 |
* @return string HTML placeholder with loading state |
| 756 |
*/ |
| 757 |
public static function renderAsyncPlaceholder(string $requestedURL, array $options): string { |
| 758 |
$didSwitchLocale = self::maybeSwitchToFrontendLocale(); |
| 759 |
try { |
| 760 |
$suggestMaxVal = isset($options['suggest_max']) && is_scalar($options['suggest_max']) ? $options['suggest_max'] : 5; |
| 761 |
$suggestMax = intval($suggestMaxVal); |
| 762 |
|
| 763 |
// Generate skeleton items based on suggest_max |
| 764 |
$skeletons = ''; |
| 765 |
for ($i = 0; $i < $suggestMax; $i++) { |
| 766 |
$skeletons .= '<li class="abj404-skeleton"></li>' . "\n"; |
| 767 |
} |
| 768 |
|
| 769 |
$pSuggestTitle = isset($options['suggest_title']) && is_string($options['suggest_title']) ? $options['suggest_title'] : ''; |
| 770 |
$pSuggestBefore = isset($options['suggest_before']) && is_string($options['suggest_before']) ? $options['suggest_before'] : ''; |
| 771 |
$pSuggestAfter = isset($options['suggest_after']) && is_string($options['suggest_after']) ? $options['suggest_after'] : ''; |
| 772 |
|
| 773 |
$content = '<div id="abj404-suggestions-placeholder" class="suggest-404s" ' . |
| 774 |
'data-requested-url="' . esc_attr($requestedURL) . '">' . "\n"; |
| 775 |
$content .= wp_kses_post( |
| 776 |
self::replaceSuggestionTemplateToken($pSuggestTitle, 'suggest_title_text', |
| 777 |
__('Here are some other great pages', '404-solution') |
| 778 |
)) . "\n"; |
| 779 |
$content .= wp_kses_post($pSuggestBefore); |
| 780 |
$content .= '<div class="abj404-loading">' . "\n"; |
| 781 |
$content .= '<p class="abj404-loading-text">' . esc_html__('Loading page suggestions...', '404-solution') . '</p>' . "\n"; |
| 782 |
$content .= $skeletons; |
| 783 |
$content .= '</div>' . "\n"; |
| 784 |
$content .= wp_kses_post($pSuggestAfter) . "\n"; |
| 785 |
$content .= '</div>'; |
| 786 |
|
| 787 |
return $content; |
| 788 |
} finally { |
| 789 |
self::maybeRestoreFrontendLocale($didSwitchLocale); |
| 790 |
} |
| 791 |
} |
| 792 |
|
| 793 |
/** |
| 794 |
* Enqueue the async suggestion polling JavaScript. |
| 795 |
* |
| 796 |
* @param string $requestedURL The 404 URL for polling |
| 797 |
* @return void |
| 798 |
*/ |
| 799 |
public static function enqueueAsyncPollingScript(string $requestedURL): void { |
| 800 |
// Enqueue jQuery dependency |
| 801 |
wp_enqueue_script('jquery'); |
| 802 |
|
| 803 |
// Enqueue polling script |
| 804 |
wp_enqueue_script( |
| 805 |
'abj404-suggestion-polling', |
| 806 |
plugin_dir_url(__FILE__) . 'ajax/SuggestionPolling.js', |
| 807 |
array('jquery'), |
| 808 |
ABJ404_VERSION, |
| 809 |
true // Load in footer |
| 810 |
); |
| 811 |
|
| 812 |
// Pass AJAX URL, nonce, and localized strings to JavaScript |
| 813 |
wp_localize_script('abj404-suggestion-polling', 'abj404_suggestions', array( |
| 814 |
'ajax_url' => admin_url('admin-ajax.php'), |
| 815 |
'nonce' => wp_create_nonce('abj404_poll_suggestions'), |
| 816 |
'no_suggestions_text' => __('No suggestions. :/ ', '404-solution') |
| 817 |
)); |
| 818 |
|
| 819 |
// Enqueue loading CSS |
| 820 |
wp_enqueue_style( |
| 821 |
'abj404-suggestions-loading', |
| 822 |
plugin_dir_url(__FILE__) . 'css/suggestions-loading.css', |
| 823 |
array(), |
| 824 |
ABJ404_VERSION |
| 825 |
); |
| 826 |
} |
| 827 |
|
| 828 |
} |
| 829 |
|
