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- <?php
-
-
- namespace yii\i18n;
-
- use Yii;
-
-
- class PhpMessageSource extends MessageSource
- {
-
-
- public $basePath = '@app/messages';
-
-
- public $fileMap;
-
-
-
-
- protected function loadMessages($category, $language)
- {
- $messageFile = $this->getMessageFilePath($category, $language);
- $messages = $this->loadMessagesFromFile($messageFile);
-
- $fallbackLanguage = substr($language, 0, 2);
- $fallbackSourceLanguage = substr($this->sourceLanguage, 0, 2);
-
- if ($language !== $fallbackLanguage) {
- $messages = $this->loadFallbackMessages($category, $fallbackLanguage, $messages, $messageFile);
- } elseif ($language === $fallbackSourceLanguage) {
- $messages = $this->loadFallbackMessages($category, $this->sourceLanguage, $messages, $messageFile);
- } else {
- if ($messages === null) {
- Yii::error("The message file for category '$category' does not exist: $messageFile", __METHOD__);
- }
- }
-
- return (array) $messages;
- }
-
-
-
- protected function loadFallbackMessages($category, $fallbackLanguage, $messages, $originalMessageFile)
- {
- $fallbackMessageFile = $this->getMessageFilePath($category, $fallbackLanguage);
- $fallbackMessages = $this->loadMessagesFromFile($fallbackMessageFile);
-
- if (
- $messages === null && $fallbackMessages === null
- && $fallbackLanguage !== $this->sourceLanguage
- && $fallbackLanguage !== substr($this->sourceLanguage, 0, 2)
- ) {
- Yii::error("The message file for category '$category' does not exist: $originalMessageFile "
- . "Fallback file does not exist as well: $fallbackMessageFile", __METHOD__);
- } elseif (empty($messages)) {
- return $fallbackMessages;
- } elseif (!empty($fallbackMessages)) {
- foreach ($fallbackMessages as $key => $value) {
- if (!empty($value) && empty($messages[$key])) {
- $messages[$key] = $fallbackMessages[$key];
- }
- }
- }
-
- return (array) $messages;
- }
-
-
-
- protected function getMessageFilePath($category, $language)
- {
- $messageFile = Yii::getAlias($this->basePath) . "/$language/";
- if (isset($this->fileMap[$category])) {
- $messageFile .= $this->fileMap[$category];
- } else {
- $messageFile .= str_replace('\\', '/', $category) . '.php';
- }
-
- return $messageFile;
- }
-
-
-
- protected function loadMessagesFromFile($messageFile)
- {
- if (is_file($messageFile)) {
- $messages = include($messageFile);
- if (!is_array($messages)) {
- $messages = [];
- }
-
- return $messages;
- } else {
- return null;
- }
- }
- }
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