= Yii =
Yii is a high-performance PHP framework best for developing Web 2.0 applications.

http://www.yiiframework.com/

== Slackware installation ==
http://www.yiiframework.com/doc/guide/1.1/en/topics.url#hiding-x-23x

 * cd ~/Downloads
 * wget https://github.com/yiisoft/yii/releases/download/1.1.15/yii-1.1.15.022a51.tar.gz
 * cp yii-1.1.15.022a51.tar.gz /vars/www/htdocs
 * cd /vars/www/htdocs
 * tar xvzf yii-1.1.15.022a51.tar.gz
 * cd yii-1.1.15.022a51
 * chown apache * -R
 * chmod 755 /etc/rc.d/rc.httpd
 * vim /etc/httpd/httpd.conf
{{{
<IfModule dir_module>
    DirectoryIndex index.html index.php
</IfModule>
LoadModule rewrite_module lib/httpd/modules/mod_rewrite.so
Include /etc/httpd/mod_php.conf  # enable the php module
}}}
 * vim /etc/httpd/vhosts.conf
{{{
<VirtualHost *:80>
    ServerName localhostyii
    DocumentRoot "/var/www/htdocs/yii-1.1.15.022a51"
    <Directory "/var/www/htdocs/yii-1.1.15.022a51">
      Require all granted
      AllowOverride all
    </Directory>
</VirtualHost>
}}}
 * vim /etc/hosts
{{{
127.0.0.1 localhostyii 
}}} 
 * vim /etc/httpd/php.ini
{{{
date.timezone="Europe/Lisbon"
}}}
 * vim /var/www/htdocs/yii-1.1.15.022a51/demos/blog/.htaccess 
{{{
Options +FollowSymLinks
IndexIgnore */*
RewriteEngine on
RewriteBase /demos/blog
# if a directory or a file exists, use it directly
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
# otherwise forward it to index.php
RewriteRule . index.php
}}}
 * vim blog/protected/config/main.php 
{{{
                'urlManager'=>array(
                        'showScriptName'=>false,
}}}
 * /etc/rc.d/rc.httpd start
 * Open URL http://localhostyii/demos/blog/index.php
 * http://localhostyii/demos/blog/post/index

== Validation rules ActiveRecord CModel ==
http://www.yiiframework.com/doc/guide/1.1/en/form.model#declaring-validation-rules

We specify the validation rules in the rules() method which should return an array of rule configurations.

|| '''Alias''' || '''Class''' ||
||boolean ||  CBooleanValidator ||
||captcha ||  CCaptchaValidator ||
||compare ||  CCompareValidator ||
||email ||  CEmailValidator ||
||date ||  CDateValidator ||
||default || CDefaultValueValidator ||
||exist ||  CExistValidator ||
||file ||  CFileValidator ||
||filter ||  CFilterValidator ||
||in ||  CRangeValidator ||
||length || CStringValidator ||
||match ||  CRegularExpressionValidator ||
||numerical || CNumberValidator ||
||required ||  CRequiredValidator ||
||type ||  CTypeValidator ||
||unique || CUniqueValidator ||
||url ||  CUrlValidator ||

{{{#!highlight php
 public function rules()
    {
        return array(
            array('username, password', 'required'),
            array('rememberMe', 'boolean'),
            array('password', 'authenticate'),
        );
    }
}}}

== Relations ActiveRecord  ==
http://www.yiiframework.com/doc/guide/1.1/en/database.arr#declaring-relationship

Override the relations() method of CActiveRecord.

Types relationship:
 * self::BELONGS_TO 
 * self::HAS_MANY 
 * self::HAS_ONE 
 * self::MANY_MANY 

{{{#!highlight php
public function relations()
    {
        return array(
            'posts'=>array(self::HAS_MANY, 'Post', 'author_id'),
            'profile'=>array(self::HAS_ONE, 'Profile', 'owner_id'),
        );
    }
}}}

== CActiveRecord ==
http://www.yiiframework.com/doc/api/1.1/CActiveRecord