| Total Complexity | 16 |
| Total Lines | 184 |
| Duplicated Lines | 0 % |
| Changes | 0 | ||
| 1 | <?php |
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| 15 | class View |
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| 16 | { |
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| 17 | /** |
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| 18 | * 模板引擎实例 |
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| 19 | * @var object |
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| 20 | */ |
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| 21 | public $engine; |
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| 22 | |||
| 23 | /** |
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| 24 | * 模板变量 |
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| 25 | * @var array |
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| 26 | */ |
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| 27 | protected $data = []; |
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| 28 | |||
| 29 | /** |
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| 30 | * 内容过滤 |
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| 31 | * @var mixed |
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| 32 | */ |
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| 33 | protected $filter; |
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| 34 | |||
| 35 | /** |
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| 36 | * 初始化 |
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| 37 | * @access public |
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| 38 | * @param array $options 模板引擎参数 |
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| 39 | * @return $this |
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| 40 | */ |
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| 41 | public function __construct(array $options = []) |
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| 42 | { |
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| 43 | // 初始化模板引擎 |
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| 44 | $type = $options['type'] ?? 'think'; |
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| 45 | unset($options['type']); |
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| 46 | $this->engine($type, $options); |
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| 47 | |||
| 48 | return $this; |
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| 49 | } |
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| 50 | |||
| 51 | public static function __make(Config $config) |
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| 52 | { |
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| 53 | return new static($config->get('template')); |
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| 54 | } |
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| 55 | |||
| 56 | /** |
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| 57 | * 模板变量赋值 |
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| 58 | * @access public |
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| 59 | * @param string|array $name 模板变量 |
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| 60 | * @param mixed $value 变量值 |
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| 61 | * @return $this |
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| 62 | */ |
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| 63 | public function assign($name, $value = null) |
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| 64 | { |
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| 65 | if (is_array($name)) { |
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| 66 | $this->data = array_merge($this->data, $name); |
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| 67 | } else { |
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| 68 | $this->data[$name] = $value; |
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| 69 | } |
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| 70 | |||
| 71 | return $this; |
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| 72 | } |
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| 73 | |||
| 74 | /** |
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| 75 | * 设置当前模板解析的引擎 |
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| 76 | * @access public |
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| 77 | * @param string $type 模板引擎类型 |
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| 78 | * @param array|string $options 模板引擎参数 |
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| 79 | * @return $this |
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| 80 | */ |
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| 81 | public function engine(string $type, array $options = []) |
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| 82 | { |
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| 83 | $this->engine = App::factory($type, '\\think\\view\\driver\\', $options); |
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| 84 | |||
| 85 | return $this; |
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| 86 | } |
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| 87 | |||
| 88 | /** |
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| 89 | * 配置模板引擎 |
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| 90 | * @access public |
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| 91 | * @param array $name 模板参数 |
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| 92 | * @return $this |
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| 93 | */ |
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| 94 | public function config(array $config) |
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| 95 | { |
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| 96 | $this->engine->config($config); |
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| 97 | |||
| 98 | return $this; |
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| 99 | } |
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| 100 | |||
| 101 | /** |
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| 102 | * 检查模板是否存在 |
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| 103 | * @access public |
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| 104 | * @param string $name 参数名 |
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| 105 | * @return bool |
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| 106 | */ |
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| 107 | public function exists(string $name): bool |
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| 108 | { |
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| 109 | return $this->engine->exists($name); |
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| 110 | } |
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| 111 | |||
| 112 | /** |
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| 113 | * 视图过滤 |
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| 114 | * @access public |
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| 115 | * @param Callable $filter 过滤方法或闭包 |
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| 116 | * @return $this |
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| 117 | */ |
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| 118 | public function filter(callable $filter = null) |
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| 122 | } |
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| 123 | |||
| 124 | /** |
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| 125 | * 解析和获取模板内容 用于输出 |
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| 126 | * @access public |
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| 127 | * @param string $template 模板文件名或者内容 |
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| 128 | * @param bool $renderContent 是否渲染内容 |
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| 129 | * @return string |
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| 130 | * @throws \Exception |
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| 131 | */ |
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| 132 | public function fetch(string $template = '', bool $renderContent = false): string |
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| 133 | { |
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| 134 | // 页面缓存 |
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| 135 | ob_start(); |
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| 136 | ob_implicit_flush(0); |
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| 137 | |||
| 138 | // 渲染输出 |
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| 139 | try { |
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| 140 | $method = $renderContent ? 'display' : 'fetch'; |
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| 141 | $this->engine->$method($template, $this->data); |
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| 142 | } catch (\Exception $e) { |
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| 143 | ob_end_clean(); |
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| 144 | throw $e; |
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| 145 | } |
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| 146 | |||
| 147 | // 获取并清空缓存 |
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| 148 | $content = ob_get_clean(); |
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| 149 | |||
| 150 | if ($this->filter) { |
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| 151 | $content = call_user_func_array($this->filter, [$content]); |
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| 152 | } |
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| 153 | |||
| 154 | return $content; |
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| 155 | } |
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| 156 | |||
| 157 | /** |
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| 158 | * 渲染内容输出 |
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| 159 | * @access public |
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| 160 | * @param string $content 内容 |
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| 161 | * @return string |
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| 162 | */ |
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| 163 | public function display(string $content): string |
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| 166 | } |
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| 167 | |||
| 168 | /** |
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| 169 | * 模板变量赋值 |
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| 170 | * @access public |
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| 171 | * @param string $name 变量名 |
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| 172 | * @param mixed $value 变量值 |
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| 173 | */ |
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| 174 | public function __set($name, $value) |
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| 175 | { |
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| 176 | $this->data[$name] = $value; |
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| 177 | } |
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| 178 | |||
| 179 | /** |
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| 180 | * 取得模板显示变量的值 |
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| 181 | * @access protected |
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| 182 | * @param string $name 模板变量 |
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| 183 | * @return mixed |
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| 184 | */ |
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| 185 | public function __get($name) |
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| 186 | { |
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| 187 | return $this->data[$name]; |
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| 188 | } |
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| 189 | |||
| 190 | /** |
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| 191 | * 检测模板变量是否设置 |
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| 192 | * @access public |
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| 193 | * @param string $name 模板变量名 |
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| 194 | * @return bool |
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| 195 | */ |
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| 196 | public function __isset($name) |
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| 199 | } |
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| 200 | } |
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| 201 |