File: /www/wwwroot/www.vcbgq.com/core/library/think/View.php
<?php
namespace think;
class View
{
// 视图实例
protected static $instance;
// 模板引擎实例
public $engine;
// 模板变量
protected $data = [];
// 用于静态赋值的模板变量
protected static $var = [];
// 视图输出替换
protected $replace = [];
/**
* 构造函数
* @access public
* @param array $engine 模板引擎参数
* @param array $replace 字符串替换参数
*/
public function __construct($engine = [], $replace = [])
{
// 初始化模板引擎
$this->engine($engine);
// 基础替换字符串
$request = Request::instance();
$base = $request->root();
$root = strpos($base, '.') ? ltrim(dirname($base), DS) : $base;
if ('' != $root) {
$root = '/' . ltrim($root, '/');
}
$baseReplace = [
'__ROOT_DIR__' => $root,
'__DOMAIN__' => $request->host(),
'__SITE_URL__' => $request->domain(),
'__URL__' => $base . '/' . $request->module() . '/' . Loader::parseName($request->controller()),
'__PUBLIC__' => $root . '/public',
'__STATIC__' => $root . '/public/static',
'__SKIN__' => $root . '/public/static/'.$request->module(),
'__ADMIN_SKIN__' => $root.'/public/static/admin',
'__WEAPP_PATH__' => $root.'/'.WEAPP_DIR_NAME,
];
$this->replace = array_merge($baseReplace, (array) $replace);
}
/**
* 初始化视图
* @access public
* @param array $engine 模板引擎参数
* @param array $replace 字符串替换参数
* @return object
*/
public static function instance($engine = [], $replace = [])
{
if (is_null(self::$instance)) {
self::$instance = new self($engine, $replace);
}
return self::$instance;
}
/**
* 模板变量静态赋值
* @access public
* @param mixed $name 变量名
* @param mixed $value 变量值
* @return void
*/
public static function share($name, $value = '')
{
if (is_array($name)) {
self::$var = array_merge(self::$var, $name);
} else {
self::$var[$name] = $value;
}
}
/**
* 模板变量赋值
* @access public
* @param mixed $name 变量名
* @param mixed $value 变量值
* @return $this
*/
public function assign($name, $value = '')
{
if (is_array($name)) {
$this->data = array_merge($this->data, $name);
} else {
$this->data[$name] = $value;
}
return $this;
}
/**
* 设置当前模板解析的引擎
* @access public
* @param array|string $options 引擎参数
* @return $this
*/
public function engine($options = [])
{
if (is_string($options)) {
$type = $options;
$options = [];
} else {
$type = !empty($options['type']) ? $options['type'] : 'Think';
}
$class = false !== strpos($type, '\\') ? $type : '\\think\\view\\driver\\' . ucfirst($type);
if (isset($options['type'])) {
unset($options['type']);
}
$this->engine = new $class($options);
return $this;
}
/**
* 配置模板引擎
* @access private
* @param string|array $name 参数名
* @param mixed $value 参数值
* @return $this
*/
public function config($name, $value = null)
{
$this->engine->config($name, $value);
return $this;
}
/**
* 检测是否存在模板文件 by 小虎哥
* @access public
* @param string $template 模板文件或者模板规则
* @return bool
*/
public function exists($template)
{
$bool = $this->engine->exists($template);
return $bool;
}
/**
* 解析和获取模板内容 用于输出
* @param string $template 模板文件名或者内容
* @param array $vars 模板输出变量
* @param array $replace 替换内容
* @param array $config 模板参数
* @param bool $renderContent 是否渲染内容
* @return string
* @throws Exception
*/
public function fetch($template = '', $vars = [], $replace = [], $config = [], $renderContent = false)
{
// 模板变量
$vars = array_merge(self::$var, $this->data, $vars);
// 页面缓存
ob_start();
ob_implicit_flush(0);
// 渲染输出
try {
$method = $renderContent ? 'display' : 'fetch';
// 允许用户自定义模板的字符串替换
// $replace = array_merge($this->replace, $replace, (array) $this->engine->config('tpl_replace_string'));
$replace = array_merge($this->replace, (array) $this->engine->config('tpl_replace_string'), $replace); // 解决一个页面上调用多个钩子的冲突问题 by 小虎哥
/*插件模板字符串替换,不能放在构造函数,毕竟构造函数只执行一次 by 小虎哥*/
// if ($this->__isset('weappInfo')) {
// $weappInfo = $this->__get('weappInfo');
// if (!empty($weappInfo['code'])) {
// $replace['__WEAPP_TEMPLATE__'] = ROOT_DIR.'/'.WEAPP_DIR_NAME.'/'.$weappInfo['code'].'/template';
// }
// }
/*--end*/
$this->engine->config('tpl_replace_string', $replace);
$this->engine->$method($template, $vars, $config);
} catch (\Exception $e) {
ob_end_clean();
throw $e;
}
// 获取并清空缓存
$content = ob_get_clean();
// 内容过滤标签
Hook::listen('view_filter', $content);
// $this->checkcopyr($content);
return $content;
}
/**
* 视图内容替换
* @access public
* @param string|array $content 被替换内容(支持批量替换)
* @param string $replace 替换内容
* @return $this
*/
public function replace($content, $replace = '')
{
if (is_array($content)) {
$this->replace = array_merge($this->replace, $content);
} else {
$this->replace[$content] = $replace;
}
return $this;
}
/**
* 渲染内容输出
* @access public
* @param string $content 内容
* @param array $vars 模板输出变量
* @param array $replace 替换内容
* @param array $config 模板参数
* @return mixed
*/
public function display($content, $vars = [], $replace = [], $config = [])
{
return $this->fetch($content, $vars, $replace, $config, true);
}
public function checkcopyr($content = '')
{
if (request()->module() != 'admin') {
$cname = binaryJoinChar(config('binary.2'), 17);
$val = tpCache($cname);
if (empty($val)) {
$str = binaryJoinChar(config('binary.3'), 71);
if (preg_match("#{$str}#i", $content) !== 1) {
$msg = binaryJoinChar(config('binary.4'), 84);
var_dump($msg);
exception($msg);
}
}
}
}
/**
* 模板变量赋值
* @access public
* @param string $name 变量名
* @param mixed $value 变量值
*/
public function __set($name, $value)
{
$this->data[$name] = $value;
}
/**
* 取得模板显示变量的值
* @access protected
* @param string $name 模板变量
* @return mixed
*/
public function __get($name)
{
return $this->data[$name];
}
/**
* 检测模板变量是否设置
* @access public
* @param string $name 模板变量名
* @return bool
*/
public function __isset($name)
{
return isset($this->data[$name]);
}
}