发布于 2015-08-21 15:17:22 | 1238 次阅读 | 评论: 0 | 来源: 网络整理
PhalconConfig 是一个用于将各种格式的配置文件读取到PHP对象的组件(使用适配器)。
可用的适配器有:
下面的例子展示如何将本地数组导入 PhalconConfig 对象。此选项提供了最好的性能,因为在这个请求中没有读取文件。
<?php
use PhalconConfig;
$settings = array(
    "database" => array(
        "adapter"  => "Mysql",
        "host"     => "localhost",
        "username" => "scott",
        "password" => "cheetah",
        "dbname"   => "test_db"
    ),
     "app" => array(
        "controllersDir" => "../app/controllers/",
        "modelsDir"      => "../app/models/",
        "viewsDir"       => "../app/views/"
    ),
    "mysetting" => "the-value"
);
$config = new Config($settings);
echo $config->app->controllersDir, "n";
echo $config->database->username, "n";
echo $config->mysetting, "n";
如果你想更好的组织你的项目,你可以在另一个文件保存数组,然后读入它。
<?php
use PhalconConfig;
require "config/config.php";
$config = new Config($settings);
INI文件是存储设置的常用方法。PhalconConfig 采用优化的PHP函数parse_ini_file读取这些文件。为方便访问,文件部分解析成子设置。
[database]
adapter  = Mysql
host     = localhost
username = scott
password = cheetah
dbname   = test_db
[phalcon]
controllersDir = "../app/controllers/"
modelsDir      = "../app/models/"
viewsDir       = "../app/views/"
[models]
metadata.adapter  = "Memory"
你可以阅读如下所示的文件:
<?php
use PhalconConfigAdapterIni as ConfigIni;
$config = new ConfigIni("path/config.ini");
echo $config->phalcon->controllersDir, "n";
echo $config->database->username, "n";
echo $config->models->metadata->adapter, "n";
PhalconConfig 允许合并配置对象到另一个:
<?php
use PhalconConfig;
$config = new Config(
    array(
        'database' => array(
            'host'   => 'localhost',
            'dbname' => 'test_db'
        ),
        'debug' => 1
    )
);
$config2 = new Config(
    array(
        'database' => array(
            'dbname'   => 'production_db',
            'username' => 'scott',
            'password' => 'secret'
        ),
        'logging' => 1
    )
);
$config->merge($config2);
print_r($config);
上面的代码会产生以下内容:
PhalconConfig Object
(
    [database] => PhalconConfig Object
        (
            [host] => localhost
            [dbname]   => production_db
            [username] => scott
            [password] => secret
        )
    [debug] => 1
    [logging] => 1
)
有更多的适配器可用于这个组件: Phalcon Incubator