<?php
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class LtConfig
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{
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public $storeHandle;
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protected $conf;
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public function __construct()
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{
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if (!is_object($this->storeHandle))
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{
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$this->storeHandle = new LtStoreMemory;
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}
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}
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public function init()
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{
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//don't removeme, I am the placeholder
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}
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public function get($key)
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{
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$storedConfig = $this->storeHandle->get($key);
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if ($storedConfig instanceof LtConfigExpression)
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{
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$str = $storedConfig->__toString();
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if ($storedConfig->autoRetrived)
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{
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eval("\$value=$str;");
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return $value;
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}
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else
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{
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return $str;
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}
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}
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else
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{
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return $storedConfig;
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}
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}
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/**
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* 警告
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* 这里会包含两个用户定义的配置文件，为了不和配置文件里的变量名发生重名
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* 本方法不定义和使用变量名
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*/
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public function loadConfigFile($configFile)
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{
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if (0 == $this->storeHandle->get(".config_total"))
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{
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if (null === $configFile || !is_file($configFile))
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{
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trigger_error("no config file specified or invalid config file");
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}
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$this->conf = include($configFile);
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if (!is_array($this->conf))
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{
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trigger_error("config file do NOT return array: $configFile");
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}
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elseif (!empty($this->conf))
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{
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if (0 == $this->storeHandle->get(".config_total"))
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{
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$this->storeHandle->add(".config_total", 0);
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}
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$this->addConfig($this->conf);
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}
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}
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}
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public function addConfig($configArray)
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{
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foreach($configArray as $key => $value)
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{
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if (!$this->storeHandle->update($key, $value))
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{
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if ($this->storeHandle->add($key, $value))
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{
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$this->storeHandle->update(".config_total", $this->storeHandle->get(".config_total") + 1, 0);
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}
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}
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}
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}
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}
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