| 1 |
<?php |
| 2 |
|
| 3 |
declare(strict_types=1); |
| 4 |
|
| 5 |
namespace Yatra\Managers; |
| 6 |
|
| 7 |
use Yatra\Services\SEOService; |
| 8 |
use Yatra\Services\SettingsService; |
| 9 |
|
| 10 |
/** |
| 11 |
* SEO Manager |
| 12 |
* |
| 13 |
* Production-ready main entry point for SEO functionality |
| 14 |
* Routes SEO requests to appropriate services |
| 15 |
* Handles WordPress hooks and filters with error handling |
| 16 |
* |
| 17 |
* @package Yatra\Managers |
| 18 |
*/ |
| 19 |
class SEOManager |
| 20 |
{ |
| 21 |
/** |
| 22 |
* Initialize SEO functionality with error handling |
| 23 |
*/ |
| 24 |
public static function init(): void |
| 25 |
{ |
| 26 |
try { |
| 27 |
// Only initialize on front-end |
| 28 |
if (!is_admin()) { |
| 29 |
add_action('wp_head', [self::class, 'outputSEOMetaTags'], 1); |
| 30 |
add_filter('document_title', [self::class, 'filterDocumentTitle'], 10); |
| 31 |
} |
| 32 |
} catch (\Exception $e) { |
| 33 |
} |
| 34 |
} |
| 35 |
|
| 36 |
/** |
| 37 |
* Output SEO meta tags based on current page with error handling |
| 38 |
*/ |
| 39 |
public static function outputSEOMetaTags(): void |
| 40 |
{ |
| 41 |
try { |
| 42 |
$pageType = self::getCurrentPageType(); |
| 43 |
$pageObject = self::getCurrentPageObject(); |
| 44 |
|
| 45 |
// For archive pages, we don't need a page object |
| 46 |
if ($pageType) { |
| 47 |
$seoService = SEOService::forPage($pageType, $pageObject); |
| 48 |
$seoService->generateMetaTags(); |
| 49 |
} |
| 50 |
} catch (\Exception $e) { |
| 51 |
|
| 52 |
// Fail silently to avoid breaking page rendering |
| 53 |
} |
| 54 |
} |
| 55 |
|
| 56 |
/** |
| 57 |
* Filter document title with error handling and validation |
| 58 |
* |
| 59 |
* @param string $title The original title |
| 60 |
* @return string The filtered title |
| 61 |
*/ |
| 62 |
public static function filterDocumentTitle(string $title): string |
| 63 |
{ |
| 64 |
try { |
| 65 |
$pageType = self::getCurrentPageType(); |
| 66 |
$pageObject = self::getCurrentPageObject(); |
| 67 |
|
| 68 |
if ($pageType === '') { |
| 69 |
return $title; |
| 70 |
} |
| 71 |
|
| 72 |
$allowsNullObject = \in_array( |
| 73 |
$pageType, |
| 74 |
[ |
| 75 |
SEOService::PAGE_TYPE_TRIP_ARCHIVE, |
| 76 |
SEOService::PAGE_TYPE_DESTINATION_LISTING, |
| 77 |
SEOService::PAGE_TYPE_ACTIVITY_LISTING, |
| 78 |
SEOService::PAGE_TYPE_CATEGORY_LISTING, |
| 79 |
], |
| 80 |
true |
| 81 |
); |
| 82 |
if (!$allowsNullObject && !$pageObject) { |
| 83 |
return $title; |
| 84 |
} |
| 85 |
|
| 86 |
$seoService = SEOService::forPage($pageType, $pageObject); |
| 87 |
$seoTitle = $seoService->getTitle(); |
| 88 |
|
| 89 |
if (!empty($seoTitle) && is_string($seoTitle)) { |
| 90 |
return wp_strip_all_tags($seoTitle); |
| 91 |
} |
| 92 |
|
| 93 |
return $title; |
| 94 |
} catch (\Exception $e) { |
| 95 |
|
| 96 |
// Return original title on error |
| 97 |
return $title; |
| 98 |
} |
| 99 |
} |
| 100 |
|
| 101 |
/** |
| 102 |
* Get current page type with validation |
| 103 |
* |
| 104 |
* @return string The current page type |
| 105 |
*/ |
| 106 |
private static function getCurrentPageType(): string |
| 107 |
{ |
| 108 |
try { |
| 109 |
global $yatra_taxonomy_data; |
| 110 |
|
| 111 |
// Check if we're on trip archive page |
| 112 |
if (self::isTripArchivePage()) { |
| 113 |
return SEOService::PAGE_TYPE_TRIP_ARCHIVE; |
| 114 |
} |
| 115 |
|
| 116 |
$listingType = self::getTaxonomyListingPageType(); |
| 117 |
if ($listingType !== '') { |
| 118 |
return $listingType; |
| 119 |
} |
| 120 |
|
| 121 |
// Check taxonomy pages with validation |
| 122 |
if (isset($yatra_taxonomy_data) && !empty($yatra_taxonomy_data) && is_object($yatra_taxonomy_data)) { |
| 123 |
$type = $yatra_taxonomy_data->type ?? ''; |
| 124 |
|
| 125 |
switch ($type) { |
| 126 |
case 'destination': |
| 127 |
return SEOService::PAGE_TYPE_DESTINATION; |
| 128 |
case 'activity': |
| 129 |
return SEOService::PAGE_TYPE_ACTIVITY; |
| 130 |
case 'category': |
| 131 |
return SEOService::PAGE_TYPE_CATEGORY; |
| 132 |
} |
| 133 |
} |
| 134 |
|
| 135 |
// Check single trip page |
| 136 |
if (self::isSingleTripPage()) { |
| 137 |
return SEOService::PAGE_TYPE_TRIP; |
| 138 |
} |
| 139 |
|
| 140 |
return ''; |
| 141 |
} catch (\Exception $e) { |
| 142 |
return ''; |
| 143 |
} |
| 144 |
} |
| 145 |
|
| 146 |
/** |
| 147 |
* Get current page object with validation |
| 148 |
* |
| 149 |
* @return mixed The current page object or null |
| 150 |
*/ |
| 151 |
private static function getCurrentPageObject() |
| 152 |
{ |
| 153 |
try { |
| 154 |
global $yatra_taxonomy_data, $trip; |
| 155 |
|
| 156 |
// Return taxonomy data for taxonomy pages with validation |
| 157 |
if (isset($yatra_taxonomy_data) && !empty($yatra_taxonomy_data) && is_object($yatra_taxonomy_data)) { |
| 158 |
return $yatra_taxonomy_data; |
| 159 |
} |
| 160 |
|
| 161 |
// Return trip object for single trip pages with validation |
| 162 |
if (isset($trip) && !empty($trip) && is_object($trip)) { |
| 163 |
return $trip; |
| 164 |
} |
| 165 |
|
| 166 |
return null; |
| 167 |
} catch (\Exception $e) { |
| 168 |
return null; |
| 169 |
} |
| 170 |
} |
| 171 |
|
| 172 |
/** |
| 173 |
* Check if current page is trip archive with validation |
| 174 |
* |
| 175 |
* @return bool True if trip archive page |
| 176 |
*/ |
| 177 |
private static function isTripArchivePage(): bool |
| 178 |
{ |
| 179 |
try { |
| 180 |
$current_url = $_SERVER['REQUEST_URI'] ?? ''; |
| 181 |
$current_path = parse_url($current_url, PHP_URL_PATH) ?? ''; |
| 182 |
$trip_base = SettingsService::getTripBase(); |
| 183 |
|
| 184 |
// Validate inputs |
| 185 |
if (empty($current_path) || empty($trip_base)) { |
| 186 |
return false; |
| 187 |
} |
| 188 |
|
| 189 |
// Check for both /trip/ and /trip patterns |
| 190 |
$pattern1 = '/' . trim($trip_base, '/') . '/'; |
| 191 |
$pattern2 = '/' . trim($trip_base, '/'); |
| 192 |
|
| 193 |
$isArchivePage = (strpos($current_path, $pattern1) !== false || $current_path === $pattern2); |
| 194 |
|
| 195 |
return $isArchivePage && !self::isSingleTripPage(); |
| 196 |
} catch (\Exception $e) { |
| 197 |
return false; |
| 198 |
} |
| 199 |
} |
| 200 |
|
| 201 |
/** |
| 202 |
* Check if current page is single trip |
| 203 |
*/ |
| 204 |
private static function isSingleTripPage(): bool |
| 205 |
{ |
| 206 |
global $trip; |
| 207 |
return !empty($trip) && !empty($trip->id); |
| 208 |
} |
| 209 |
|
| 210 |
/** |
| 211 |
* Browse-all taxonomy listing (/destination/, /activity/, …) including paged and plain ?yatra_page=. |
| 212 |
*/ |
| 213 |
private static function getTaxonomyListingPageType(): string |
| 214 |
{ |
| 215 |
try { |
| 216 |
if (self::matchesTaxonomyListingRoot('destination')) { |
| 217 |
return SEOService::PAGE_TYPE_DESTINATION_LISTING; |
| 218 |
} |
| 219 |
if (self::matchesTaxonomyListingRoot('activity')) { |
| 220 |
return SEOService::PAGE_TYPE_ACTIVITY_LISTING; |
| 221 |
} |
| 222 |
if (self::matchesTaxonomyListingRoot('category')) { |
| 223 |
return SEOService::PAGE_TYPE_CATEGORY_LISTING; |
| 224 |
} |
| 225 |
} catch (\Exception $e) { |
| 226 |
} |
| 227 |
|
| 228 |
return ''; |
| 229 |
} |
| 230 |
|
| 231 |
/** |
| 232 |
* True when the request is the index listing for a taxonomy (not a single term). |
| 233 |
*/ |
| 234 |
private static function matchesTaxonomyListingRoot(string $type): bool |
| 235 |
{ |
| 236 |
$bases = [ |
| 237 |
'destination' => SettingsService::getDestinationBase(), |
| 238 |
'activity' => SettingsService::getActivityBase(), |
| 239 |
'category' => SettingsService::getTripCategoryBase(), |
| 240 |
]; |
| 241 |
$legacyKeys = [ |
| 242 |
'destination' => 'yatra_destination_slug', |
| 243 |
'activity' => 'yatra_activity_slug', |
| 244 |
'category' => 'yatra_category_slug', |
| 245 |
]; |
| 246 |
if (!isset($bases[$type], $legacyKeys[$type])) { |
| 247 |
return false; |
| 248 |
} |
| 249 |
|
| 250 |
$base = trim((string) $bases[$type], '/'); |
| 251 |
if ($base === '') { |
| 252 |
return false; |
| 253 |
} |
| 254 |
|
| 255 |
$path = (string) (parse_url((string) ($_SERVER['REQUEST_URI'] ?? ''), PHP_URL_PATH) ?? ''); |
| 256 |
$path = trim($path, '/'); |
| 257 |
if ($path === $base) { |
| 258 |
return true; |
| 259 |
} |
| 260 |
if (preg_match('/^' . preg_quote($base, '/') . '\/page\/[0-9]+\/?$/', $path)) { |
| 261 |
return true; |
| 262 |
} |
| 263 |
|
| 264 |
$yp = isset($_GET['yatra_page']) ? sanitize_text_field(wp_unslash((string) $_GET['yatra_page'])) : ''; |
| 265 |
if ($yp !== '' && $yp === $base) { |
| 266 |
$baseKey = preg_replace('/[^a-z0-9_-]/i', '', $base) ?: ''; |
| 267 |
$slug = ''; |
| 268 |
if ($baseKey !== '') { |
| 269 |
$fromBase = $_GET[$baseKey] ?? null; |
| 270 |
if (is_string($fromBase)) { |
| 271 |
$slug = sanitize_title(wp_unslash($fromBase)); |
| 272 |
} |
| 273 |
} |
| 274 |
if ($slug === '') { |
| 275 |
$legacy = $_GET[$legacyKeys[$type]] ?? ''; |
| 276 |
$slug = is_string($legacy) ? sanitize_title(wp_unslash($legacy)) : ''; |
| 277 |
} |
| 278 |
|
| 279 |
return $slug === ''; |
| 280 |
} |
| 281 |
|
| 282 |
return false; |
| 283 |
} |
| 284 |
} |
| 285 |
|
