Language.php
263 lines
| 1 | <?php |
| 2 | |
| 3 | namespace WPStaging\Framework\Language; |
| 4 | |
| 5 | use WPStaging\Framework\Facades\Hooks; |
| 6 | |
| 7 | class Language |
| 8 | { |
| 9 | /** @var string */ |
| 10 | const HOOK_LOAD_MO_FILES = 'wpstg.language.load_mo_files'; |
| 11 | |
| 12 | /** @var string */ |
| 13 | const TEXT_DOMAIN = 'wp-staging'; |
| 14 | |
| 15 | const FILTER_PLUGIN_LOCALE = 'plugin_locale'; |
| 16 | |
| 17 | /** |
| 18 | * @return void |
| 19 | */ |
| 20 | public function load() |
| 21 | { |
| 22 | /** @noinspection NullPointerExceptionInspection */ |
| 23 | $pluginLangDirectory = WPSTG_PLUGIN_DIR . 'languages/'; |
| 24 | $wpLangDirectory = $this->getLangDirectory(); |
| 25 | |
| 26 | if (function_exists('get_user_locale')) { |
| 27 | $locale = get_user_locale(); |
| 28 | } else { |
| 29 | $locale = get_locale(); |
| 30 | } |
| 31 | |
| 32 | // Traditional WP plugin locale filter |
| 33 | $locale = apply_filters(self::FILTER_PLUGIN_LOCALE, $locale, self::TEXT_DOMAIN); |
| 34 | $localMoFile = $this->getLocalMoFile($locale); |
| 35 | $globalMoFile = $this->getGlobalMoFile($locale); |
| 36 | // Unfiltered mo file name |
| 37 | $actualMoFile = sprintf('%1$s-%2$s.mo', self::TEXT_DOMAIN, $locale); |
| 38 | |
| 39 | // Setup paths to current locale file |
| 40 | $moFileLocal = $pluginLangDirectory . $localMoFile; |
| 41 | $moFilesGlobal = []; |
| 42 | if ($globalMoFile !== $actualMoFile) { |
| 43 | $moFilesGlobal[] = sprintf('%s/%s/%s', $wpLangDirectory, 'plugins', $actualMoFile); |
| 44 | } |
| 45 | |
| 46 | $moFilesGlobal[] = sprintf('%s/%s/%s', $wpLangDirectory, 'plugins', $globalMoFile); |
| 47 | |
| 48 | // Internal Use Only. Use for loading languages files |
| 49 | Hooks::callInternalHook(self::HOOK_LOAD_MO_FILES, [$locale, $moFileLocal, $moFilesGlobal]); |
| 50 | } |
| 51 | |
| 52 | /** |
| 53 | * Get the language code of the current locale, e.g. de, en, it, etc. |
| 54 | * @return string |
| 55 | */ |
| 56 | public function getLocaleLanguageCode(): string |
| 57 | { |
| 58 | if (function_exists('get_user_locale')) { |
| 59 | $locale = get_user_locale(); |
| 60 | } else { |
| 61 | $locale = get_locale(); |
| 62 | } |
| 63 | return substr($locale, 0, 2); |
| 64 | } |
| 65 | |
| 66 | /** |
| 67 | * Map of locale prefixes/codes to the short code used in our .mo file names. |
| 68 | * Order matters: longer prefixes must come before shorter ones so that |
| 69 | * e.g. 'zh_CN' matches before a hypothetical 'zh_' entry, and 'pt_BR' |
| 70 | * matches before a hypothetical 'pt_' entry. |
| 71 | */ |
| 72 | const LOCALE_TO_FILE_CODE = [ |
| 73 | 'de_' => 'de', |
| 74 | 'es_' => 'es', |
| 75 | 'fr_' => 'fr', |
| 76 | 'it_' => 'it', |
| 77 | 'nl_' => 'nl', |
| 78 | 'pl_' => 'pl', |
| 79 | 'ru_' => 'ru', |
| 80 | 'tr_' => 'tr', |
| 81 | 'pt_BR' => 'pt_BR', |
| 82 | 'zh_CN' => 'zh_CN', |
| 83 | 'ja' => 'ja', |
| 84 | ]; |
| 85 | |
| 86 | /** |
| 87 | * Map of short file codes to their full WordPress locale form used by global .mo files. |
| 88 | */ |
| 89 | const FILE_CODE_TO_GLOBAL_LOCALE = [ |
| 90 | 'de' => 'de_DE', |
| 91 | 'es' => 'es_ES', |
| 92 | 'fr' => 'fr_FR', |
| 93 | 'it' => 'it_IT', |
| 94 | 'nl' => 'nl_NL', |
| 95 | 'pl' => 'pl_PL', |
| 96 | 'ru' => 'ru_RU', |
| 97 | 'tr' => 'tr_TR', |
| 98 | 'pt_BR' => 'pt_BR', |
| 99 | 'zh_CN' => 'zh_CN', |
| 100 | 'ja' => 'ja', |
| 101 | ]; |
| 102 | |
| 103 | /** |
| 104 | * Resolve a WordPress locale to the language code used in our bundled .mo files. |
| 105 | * |
| 106 | * @param string $locale |
| 107 | * @return string|null The resolved code, or null when no bundled translation exists. |
| 108 | */ |
| 109 | private function resolveFileCode(string $locale) |
| 110 | { |
| 111 | foreach (self::LOCALE_TO_FILE_CODE as $prefix => $code) { |
| 112 | if (strpos($locale, $prefix) === 0 || $locale === $code) { |
| 113 | return $code; |
| 114 | } |
| 115 | } |
| 116 | |
| 117 | return null; |
| 118 | } |
| 119 | |
| 120 | protected function getLocalMoFile(string $locale): string |
| 121 | { |
| 122 | $code = $this->resolveFileCode($locale); |
| 123 | if ($code !== null) { |
| 124 | $locale = $code; |
| 125 | } |
| 126 | |
| 127 | return sprintf('%1$s-%2$s.mo', self::TEXT_DOMAIN, $locale); |
| 128 | } |
| 129 | |
| 130 | protected function getGlobalMoFile(string $locale): string |
| 131 | { |
| 132 | $code = $this->resolveFileCode($locale); |
| 133 | if ($code !== null && isset(self::FILE_CODE_TO_GLOBAL_LOCALE[$code])) { |
| 134 | $locale = self::FILE_CODE_TO_GLOBAL_LOCALE[$code]; |
| 135 | } |
| 136 | |
| 137 | return sprintf('%1$s-%2$s.mo', self::TEXT_DOMAIN, $locale); |
| 138 | } |
| 139 | |
| 140 | /** |
| 141 | * Rewrite a checkout URL for the current locale. |
| 142 | * German locales (de_DE, de_AT, de_CH, de_DE_formal, …) use /de/kaufen/ instead of /checkout/. |
| 143 | */ |
| 144 | public static function localizeCheckoutUrl(string $url): string |
| 145 | { |
| 146 | $locale = function_exists('get_user_locale') ? get_user_locale() : get_locale(); |
| 147 | if (strpos($locale, 'de_') === 0) { |
| 148 | return str_replace('/checkout/', '/de/kaufen/', $url); |
| 149 | } |
| 150 | |
| 151 | return $url; |
| 152 | } |
| 153 | |
| 154 | /** |
| 155 | * Rewrite a pricing URL for the current locale. |
| 156 | * German locales use /de/#pricing instead of /#pricing. |
| 157 | */ |
| 158 | public static function localizePricingUrl(string $url): string |
| 159 | { |
| 160 | $locale = function_exists('get_user_locale') ? get_user_locale() : get_locale(); |
| 161 | if (strpos($locale, 'de_') === 0) { |
| 162 | return str_replace('wp-staging.com/#', 'wp-staging.com/de/#', $url); |
| 163 | } |
| 164 | |
| 165 | return $url; |
| 166 | } |
| 167 | |
| 168 | /** |
| 169 | * Rewrite the support URL for the current locale. |
| 170 | * German locales use /de/support/ instead of /support/. |
| 171 | */ |
| 172 | public static function localizeSupportUrl(string $url): string |
| 173 | { |
| 174 | $locale = function_exists('get_user_locale') ? get_user_locale() : get_locale(); |
| 175 | if (strpos($locale, 'de_') === 0) { |
| 176 | return str_replace('/support/', '/de/support/', $url); |
| 177 | } |
| 178 | |
| 179 | return $url; |
| 180 | } |
| 181 | |
| 182 | /** |
| 183 | * Rewrite a wp-staging.com homepage URL for the current locale. |
| 184 | * German locales insert /de/ after the domain. |
| 185 | */ |
| 186 | public static function localizeHomepageUrl(string $url): string |
| 187 | { |
| 188 | $locale = function_exists('get_user_locale') ? get_user_locale() : get_locale(); |
| 189 | if (strpos($locale, 'de_') === 0) { |
| 190 | return str_replace('wp-staging.com/', 'wp-staging.com/de/', $url); |
| 191 | } |
| 192 | |
| 193 | return $url; |
| 194 | } |
| 195 | |
| 196 | /** |
| 197 | * Rewrite any wp-staging.com URL for the current locale. |
| 198 | * Inserts /de/ after the domain for German locales. |
| 199 | * Works with bare URLs, URLs with paths, and fragment-only URLs like /#pricing. |
| 200 | */ |
| 201 | public static function localizeUrl(string $url): string |
| 202 | { |
| 203 | $locale = function_exists('get_user_locale') ? get_user_locale() : get_locale(); |
| 204 | if (strpos($locale, 'de_') !== 0) { |
| 205 | return $url; |
| 206 | } |
| 207 | |
| 208 | if (strpos($url, 'wp-staging.com/de/') !== false) { |
| 209 | return $url; |
| 210 | } |
| 211 | |
| 212 | return preg_replace( |
| 213 | '#(https?://wp-staging\.com)/?#', |
| 214 | '$1/de/', |
| 215 | $url, |
| 216 | 1 |
| 217 | ); |
| 218 | } |
| 219 | |
| 220 | /** |
| 221 | * Rewrite a wp-staging.com docs URL for the current locale. |
| 222 | * Handles articles where the German slug differs from the English one. |
| 223 | */ |
| 224 | public static function localizeDocsUrl(string $url): string |
| 225 | { |
| 226 | $locale = function_exists('get_user_locale') ? get_user_locale() : get_locale(); |
| 227 | if (strpos($locale, 'de_') !== 0) { |
| 228 | return $url; |
| 229 | } |
| 230 | |
| 231 | $germanDocsMap = [ |
| 232 | 'https://wp-staging.com/docs/how-to-migrate-your-wordpress-site-to-a-new-host/' => 'https://wp-staging.com/de/docs/wordpress-seite-zu-anderem-host-migrieren/', |
| 233 | 'https://wp-staging.com/docs/documentation/' => 'https://wp-staging.com/de/docs/dokumentation/', |
| 234 | 'https://wp-staging.com/docs/set-up-wp-staging-cli/' => 'https://wp-staging.com/de/docs/lokale-kopie-deiner-wordpress-seite-erstellen/', |
| 235 | 'https://wp-staging.com/docs/pull-a-wordpress-site-from-one-server-to-another/' => 'https://wp-staging.com/de/docs/wordpress-seite-von-einem-server-auf-einen-anderen-ziehen/', |
| 236 | ]; |
| 237 | |
| 238 | // Strip fragment for lookup, re-append after |
| 239 | $fragment = ''; |
| 240 | $hashPos = strpos($url, '#'); |
| 241 | if ($hashPos !== false) { |
| 242 | $fragment = substr($url, $hashPos); |
| 243 | $baseUrl = substr($url, 0, $hashPos); |
| 244 | } else { |
| 245 | $baseUrl = $url; |
| 246 | } |
| 247 | |
| 248 | if (isset($germanDocsMap[$baseUrl])) { |
| 249 | return $germanDocsMap[$baseUrl] . $fragment; |
| 250 | } |
| 251 | |
| 252 | return self::localizeUrl($url); |
| 253 | } |
| 254 | |
| 255 | /** |
| 256 | * @return string |
| 257 | */ |
| 258 | protected function getLangDirectory(): string |
| 259 | { |
| 260 | return WP_LANG_DIR; |
| 261 | } |
| 262 | } |
| 263 |