Config.php 5.9 KB

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  1. <?php
  2. // +----------------------------------------------------------------------
  3. // | ThinkPHP [ WE CAN DO IT JUST THINK ]
  4. // +----------------------------------------------------------------------
  5. // | Copyright (c) 2006~2017 http://thinkphp.cn All rights reserved.
  6. // +----------------------------------------------------------------------
  7. // | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
  8. // +----------------------------------------------------------------------
  9. // | Author: liu21st <liu21st@gmail.com>
  10. // +----------------------------------------------------------------------
  11. namespace think;
  12. class Config
  13. {
  14. // 配置参数
  15. private static $config = [];
  16. // 参数作用域
  17. private static $range = '_sys_';
  18. // 设定配置参数的作用域
  19. public static function range($range)
  20. {
  21. self::$range = $range;
  22. if (!isset(self::$config[$range])) {
  23. self::$config[$range] = [];
  24. }
  25. }
  26. /**
  27. * 解析配置文件或内容
  28. * @param string $config 配置文件路径或内容
  29. * @param string $type 配置解析类型
  30. * @param string $name 配置名(如设置即表示二级配置)
  31. * @param string $range 作用域
  32. * @return mixed
  33. */
  34. public static function parse($config, $type = '', $name = '', $range = '')
  35. {
  36. $range = $range ?: self::$range;
  37. if (empty($type)) {
  38. $type = pathinfo($config, PATHINFO_EXTENSION);
  39. }
  40. $class = false !== strpos($type, '\\') ? $type : '\\think\\config\\driver\\' . ucwords($type);
  41. return self::set((new $class())->parse($config), $name, $range);
  42. }
  43. /**
  44. * 加载配置文件(PHP格式)
  45. * @param string $file 配置文件名
  46. * @param string $name 配置名(如设置即表示二级配置)
  47. * @param string $range 作用域
  48. * @return mixed
  49. */
  50. public static function load($file, $name = '', $range = '')
  51. {
  52. $range = $range ?: self::$range;
  53. if (!isset(self::$config[$range])) {
  54. self::$config[$range] = [];
  55. }
  56. if (is_file($file)) {
  57. $name = strtolower($name);
  58. $type = pathinfo($file, PATHINFO_EXTENSION);
  59. if ('php' == $type) {
  60. return self::set(include $file, $name, $range);
  61. } elseif ('yaml' == $type && function_exists('yaml_parse_file')) {
  62. return self::set(yaml_parse_file($file), $name, $range);
  63. } else {
  64. return self::parse($file, $type, $name, $range);
  65. }
  66. } else {
  67. return self::$config[$range];
  68. }
  69. }
  70. /**
  71. * 检测配置是否存在
  72. * @param string $name 配置参数名(支持二级配置 .号分割)
  73. * @param string $range 作用域
  74. * @return bool
  75. */
  76. public static function has($name, $range = '')
  77. {
  78. $range = $range ?: self::$range;
  79. if (!strpos($name, '.')) {
  80. return isset(self::$config[$range][strtolower($name)]);
  81. } else {
  82. // 二维数组设置和获取支持
  83. $name = explode('.', $name, 2);
  84. return isset(self::$config[$range][strtolower($name[0])][$name[1]]);
  85. }
  86. }
  87. /**
  88. * 获取配置参数 为空则获取所有配置
  89. * @param string $name 配置参数名(支持二级配置 .号分割)
  90. * @param string $range 作用域
  91. * @return mixed
  92. */
  93. public static function get($name = null, $range = '')
  94. {
  95. $range = $range ?: self::$range;
  96. // 无参数时获取所有
  97. if (empty($name) && isset(self::$config[$range])) {
  98. return self::$config[$range];
  99. }
  100. if (!strpos($name, '.')) {
  101. $name = strtolower($name);
  102. return isset(self::$config[$range][$name]) ? self::$config[$range][$name] : null;
  103. } else {
  104. // 二维数组设置和获取支持
  105. $name = explode('.', $name, 2);
  106. $name[0] = strtolower($name[0]);
  107. return isset(self::$config[$range][$name[0]][$name[1]]) ? self::$config[$range][$name[0]][$name[1]] : null;
  108. }
  109. }
  110. /**
  111. * 设置配置参数 name为数组则为批量设置
  112. * @param string|array $name 配置参数名(支持二级配置 .号分割)
  113. * @param mixed $value 配置值
  114. * @param string $range 作用域
  115. * @return mixed
  116. */
  117. public static function set($name, $value = null, $range = '')
  118. {
  119. $range = $range ?: self::$range;
  120. if (!isset(self::$config[$range])) {
  121. self::$config[$range] = [];
  122. }
  123. if (is_string($name)) {
  124. if (!strpos($name, '.')) {
  125. self::$config[$range][strtolower($name)] = $value;
  126. } else {
  127. // 二维数组设置和获取支持
  128. $name = explode('.', $name, 2);
  129. self::$config[$range][strtolower($name[0])][$name[1]] = $value;
  130. }
  131. return;
  132. } elseif (is_array($name)) {
  133. // 批量设置
  134. if (!empty($value)) {
  135. self::$config[$range][$value] = isset(self::$config[$range][$value]) ?
  136. array_merge(self::$config[$range][$value], $name) :
  137. self::$config[$range][$value] = $name;
  138. return self::$config[$range][$value];
  139. } else {
  140. return self::$config[$range] = array_merge(self::$config[$range], array_change_key_case($name));
  141. }
  142. } else {
  143. // 为空直接返回 已有配置
  144. return self::$config[$range];
  145. }
  146. }
  147. /**
  148. * 重置配置参数
  149. */
  150. public static function reset($range = '')
  151. {
  152. $range = $range ?: self::$range;
  153. if (true === $range) {
  154. self::$config = [];
  155. } else {
  156. self::$config[$range] = [];
  157. }
  158. }
  159. }