e69e3fef7b
just replace "*/ ?>" and "<?php /*" with '' and "Trim" output whatever is EOF will trimmed out.
90 lines
2.7 KiB
PHP
90 lines
2.7 KiB
PHP
<?php
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namespace Shaarli\Config;
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/**
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* Class ConfigJson (ConfigIO implementation)
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*
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* Handle Shaarli's JSON configuration file.
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*/
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class ConfigJson implements ConfigIO
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{
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/**
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* @inheritdoc
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*/
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public function read($filepath)
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{
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if (! is_readable($filepath)) {
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return array();
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}
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$data = file_get_contents($filepath);
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$data = str_replace(self::getPhpHeaders(), '', $data);
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$data = str_replace(self::getPhpSuffix(), '', $data);
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$data = json_decode(trim($data), true);
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if ($data === null) {
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$errorCode = json_last_error();
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$error = sprintf(
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'An error occurred while parsing JSON configuration file (%s): error code #%d',
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$filepath,
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$errorCode
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);
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$error .= '<br>➜ <code>' . json_last_error_msg() .'</code>';
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if ($errorCode === JSON_ERROR_SYNTAX) {
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$error .= '<br>';
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$error .= 'Please check your JSON syntax (without PHP comment tags) using a JSON lint tool such as ';
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$error .= '<a href="http://jsonlint.com/">jsonlint.com</a>.';
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}
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throw new \Exception($error);
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}
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return $data;
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}
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/**
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* @inheritdoc
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*/
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public function write($filepath, $conf)
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{
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// JSON_PRETTY_PRINT is available from PHP 5.4.
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$print = defined('JSON_PRETTY_PRINT') ? JSON_PRETTY_PRINT : 0;
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$data = self::getPhpHeaders() . json_encode($conf, $print) . self::getPhpSuffix();
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if (empty($filepath) || !file_put_contents($filepath, $data)) {
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throw new \Shaarli\Exceptions\IOException(
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$filepath,
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t('Shaarli could not create the config file. '.
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'Please make sure Shaarli has the right to write in the folder is it installed in.')
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);
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}
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}
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/**
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* @inheritdoc
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*/
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public function getExtension()
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{
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return '.json.php';
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}
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/**
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* The JSON data is wrapped in a PHP file for security purpose.
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* This way, even if the file is accessible, credentials and configuration won't be exposed.
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*
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* Note: this isn't a static field because concatenation isn't supported in field declaration before PHP 5.6.
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*
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* @return string PHP start tag and comment tag.
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*/
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public static function getPhpHeaders()
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{
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return '<?php /*';
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}
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/**
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* Get PHP comment closing tags.
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*
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* Static method for consistency with getPhpHeaders.
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*
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* @return string PHP comment closing.
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*/
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public static function getPhpSuffix()
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{
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return '*/ ?>';
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}
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}
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