]>
Commit | Line | Data |
---|---|---|
b74b96bf A |
1 | <?php |
2 | ||
3 | /** | |
4 | * Class ConfigJson (ConfigIO implementation) | |
5 | * | |
6 | * Handle Shaarli's JSON configuration file. | |
7 | */ | |
8 | class ConfigJson implements ConfigIO | |
9 | { | |
b74b96bf A |
10 | /** |
11 | * @inheritdoc | |
12 | */ | |
13 | function read($filepath) | |
14 | { | |
da10377b | 15 | if (! is_readable($filepath)) { |
b74b96bf A |
16 | return array(); |
17 | } | |
18 | $data = file_get_contents($filepath); | |
da10377b | 19 | $data = str_replace(self::getPhpHeaders(), '', $data); |
b74b96bf A |
20 | $data = json_decode($data, true); |
21 | if ($data === null) { | |
22 | $error = json_last_error(); | |
23 | throw new Exception('An error occured while parsing JSON file: error code #'. $error); | |
24 | } | |
25 | return $data; | |
26 | } | |
27 | ||
28 | /** | |
29 | * @inheritdoc | |
30 | */ | |
31 | function write($filepath, $conf) | |
32 | { | |
33 | // JSON_PRETTY_PRINT is available from PHP 5.4. | |
34 | $print = defined('JSON_PRETTY_PRINT') ? JSON_PRETTY_PRINT : 0; | |
da10377b | 35 | $data = self::getPhpHeaders() . json_encode($conf, $print); |
b74b96bf A |
36 | if (!file_put_contents($filepath, $data)) { |
37 | throw new IOException( | |
38 | $filepath, | |
39 | 'Shaarli could not create the config file. | |
40 | Please make sure Shaarli has the right to write in the folder is it installed in.' | |
41 | ); | |
42 | } | |
43 | } | |
44 | ||
45 | /** | |
46 | * @inheritdoc | |
47 | */ | |
48 | function getExtension() | |
49 | { | |
50 | return '.json.php'; | |
51 | } | |
da10377b A |
52 | |
53 | /** | |
54 | * The JSON data is wrapped in a PHP file for security purpose. | |
55 | * This way, even if the file is accessible, credentials and configuration won't be exposed. | |
56 | * | |
57 | * Note: this isn't a static field because concatenation isn't supported in field declaration before PHP 5.6. | |
58 | * | |
59 | * @return string PHP start tag and comment tag. | |
60 | */ | |
61 | public static function getPhpHeaders() | |
62 | { | |
63 | return '<?php /*'. PHP_EOL; | |
64 | } | |
b74b96bf | 65 | } |