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121 lines
2.8 KiB
121 lines
2.8 KiB
<?php |
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require_once __DIR__ . '/I18nData.php'; |
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require_once __DIR__ . '/I18nFileInterface.php'; |
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class I18nFile implements I18nFileInterface{ |
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private $i18nPath; |
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public function __construct() { |
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$this->i18nPath = __DIR__ . '/../../app/i18n'; |
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} |
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public function load() { |
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$i18n = array(); |
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$dirs = new DirectoryIterator($this->i18nPath); |
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foreach ($dirs as $dir) { |
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if ($dir->isDot()) { |
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continue; |
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} |
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$files = new DirectoryIterator($dir->getPathname()); |
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foreach ($files as $file) { |
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if (!$file->isFile()) { |
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continue; |
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} |
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$i18n[$dir->getFilename()][$file->getFilename()] = $this->flatten(include $file->getPathname(), $file->getBasename('.php')); |
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} |
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} |
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return new I18nData($i18n); |
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} |
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public function dump(I18nData $i18n) { |
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foreach ($i18n->getData() as $language => $file) { |
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$dir = $this->i18nPath . DIRECTORY_SEPARATOR . $language; |
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if (!file_exists($dir)) { |
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mkdir($dir); |
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} |
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foreach ($file as $name => $content) { |
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$filename = $dir . DIRECTORY_SEPARATOR . $name; |
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file_put_contents($filename, $this->format($content)); |
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} |
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} |
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} |
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/** |
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* Flatten an array of translation |
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* |
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* @param array $translation |
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* @param string $prefix |
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* @return array |
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*/ |
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private function flatten($translation, $prefix = '') { |
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$a = array(); |
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if ('' !== $prefix) { |
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$prefix .= '.'; |
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} |
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foreach ($translation as $key => $value) { |
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if (is_array($value)) { |
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$a += $this->flatten($value, $prefix . $key); |
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} else { |
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$a[$prefix . $key] = $value; |
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} |
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} |
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return $a; |
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} |
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/** |
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* Unflatten an array of translation |
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* |
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* The first key is dropped since it represents the filename and we have |
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* no use of it. |
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* |
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* @param array $translation |
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* @return array |
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*/ |
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private function unflatten($translation) { |
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$a = array(); |
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ksort($translation); |
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foreach ($translation as $compoundKey => $value) { |
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$keys = explode('.', $compoundKey); |
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array_shift($keys); |
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eval("\$a['" . implode("']['", $keys) . "'] = '" . $value . "';"); |
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} |
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return $a; |
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} |
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/** |
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* Format an array of translation |
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* |
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* It takes an array of translation and format it to be dumped in a |
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* translation file. The array is first converted to a string then some |
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* formatting regexes are applied to match the original content. |
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* |
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* @param array $translation |
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* @return string |
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*/ |
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private function format($translation) { |
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$translation = var_export($this->unflatten($translation), true); |
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$patterns = array( |
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'/array \(/', |
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'/=>\s*array/', |
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'/ {2}/', |
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); |
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$replacements = array( |
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'array(', |
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'=> array', |
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"\t", // Double quoting is mandatory to have a tab instead of the \t string |
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); |
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$translation = preg_replace($patterns, $replacements, $translation); |
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// Double quoting is mandatory to have new lines instead of \n strings |
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return sprintf("<?php\n\nreturn %s;\n", $translation); |
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} |
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}
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