PHP读取配置文件的类 php读取ini、yaml、xml配置文件信息

2. /**
3. * 功能：读取配置文件
4. * 编辑：bbs.it-home.org
5. * 最后修改：2013/10/11
6. */
7. class Settings {
8. var $_settings = array();
10. function get($var) {
11. $var = explode('.', $var);
12. $result = $this->_settings;
13. foreach ($var as $key) {
14. if (!isset ($result [$key])) {
15. return false;
16. }
17. $result = $result [$key];
18. }
19. return $result;
20. }
22. function load() {
23. trigger_error('Not yet implemented', E_USER_ERROR);
24. }
25. }
27. class Settings_PHP extends Settings {
28. function load($file) {
29. if (file_exists($file) == false) {
30. return false;
31. }
33. // Include file
34. include ($file);
35. unset ($file);
37. // Get declared variables
38. $vars = get_defined_vars();
40. // Add to settings array
41. foreach ($vars as $key => $val) {
42. if ($key == 'this')
43. continue;
44. $this->_settings [$key] = $val;
45. }
47. }
48. }
50. class Settings_INI extends Settings {
51. function load($file) {
52. if (file_exists($file) == false) {
53. return false;
54. }
55. $this->_settings = parse_ini_file($file, true);
56. }
57. }
59. class Settings_YAML extends Settings {
60. function load($file) {
61. if (file_exists($file) == false) {
62. return false;
63. }
65. include ('spyc.php');
66. $this->_settings = Spyc::YAMLLoad($file);
67. }
68. }
70. class Settings_XML extends Settings {
71. function load($file) {
72. if (file_exists($file) == false) {
73. return false;
74. }
76. include ('xmllib.php');
77. $xml = file_get_contents($file);
78. $data = XML_unserialize($xml);
80. $this->_settings = $data ['settings'];
81. }
82. }
83. ?>

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