<?php
/*
=============================================================================================================================================
| This file is part of a project released under the terms of the Xyndravandria PHP License (XyndravandriaPHPLicense.txt). |
| |
| You should be given a copy of the Xyndravandria PHP License (XyndravandriaPHPLicense.txt) within the same directory as the README.md; |
| if not, you can get a copy at http://Xyndravandria.ohost.de/XyndravandriaPHPLicense.txt . |
| |
| The copyright (c) of this project is owned by Mauro Di Girolamo <maurodigirolamo@.web.de>. |
============================================================================================================================================|
Xyndravandria Dyverath
----------------------
Alpha 0.0.0
Xyndravandria is the name of a collection of projects designed and developed by Mauro Di Girolamo (maurodigirolamo@web.de); he is therefore the copyright (c) owner of Xyndravandria itself and all of its projects.
Xyndravandria Dyverath is released under the terms of the Xyndravandria PHP License (XyndravandriaPHPLicense.txt). You should be given a copy of the Xyndravandria PHP License (XyndravandriaPHPLicense.txt) within the same directory as the README.md; if not, you can get a copy at http://Xyndravandria.ohost.de/XyndravandriaPHPLicense.txt . There might be a release under a freer license for a later, more stable version.
The documentation is either included in ./admin_media/Documentation/ or can be read at http://Xyndravandria.ohost.de/Dyverath/Documentation/.
All projects:
Xyndravandria Averazain
http://github.com/MauroDiGirolamo/Xyndravandria_Averazain
PHP
Averazain is an Ajax framework supporting also JavaScript disabled clients perfectly - including search engines like Google.
Xyndravandria Dyverath
http://github.com/MauroDiGirolamo/Xyndravandria_Dyverath
PHP
Dyverath is a database access wrapper.
Xyndravandria Erozaver
http://github.com/MauroDiGirolamo/Xyndravandria_Erozaver
PHP
Erozaver is a class extending the type hinting given by the PHP engine (additional support for basic type hinting and size constraints).
Xyndravandria Mondraviel
http://github.com/MauroDiGirolamo/Xyndravandria_Mondraviel
PHP
Mondraviel is a class used to separate HTML from PHP code by firstly register models - files containing place holders embedded in HTML code - and then later fill them dynamically with content by passing values for the place holders.
*/
namespace Xyndravandria\Dyverath;
use Xyndravandria\Dyverath\Query\Query;
/// A class representing a Server.
class Server extends ExtendedRepresentingClass {
/// This @ref Server "Server's" MySQL link identifier.
/// <dl class = "type"><dt><b>%Type:</b></dt>
/// <dd>resource</dd></dl>
/// @private
private $Connection = null;
/// Returns Server::$Connection.
/// @public
/// @returns resource
public function Connection( ) {
return $this->Connection;
}
/// Creates a new Server.
/// @public
/// @param string $Name: The name of the Server.
/// @param resource $Connection: The @ref Server "Server's"
/// MySQL link identifier.
public function __construct( $Name, $Connection ) {
//\settype( $Name, 'string' );
if( ! \is_resource( $Connection ) )
throw new XyndravandriaDyverathException( '$Connection is no resource.' );
else {
parent::__construct( $Name );
$this->Connection = $Connection;
}
return;
}
/// Accessess one of this @ref Server "Server's" @ref
/// Database "Databases".
/// @public
/// @param string $Name: The name of the Database.
/// @returns Database
public function Database( $Name ) {
//\settype( $Name, 'string' );
$Database = new Database( $Name, $this );
if( ( $DatabaseSaved = Database::Cache( )->Get( $Database->UniqueIdentifier( ) ) ) )
return $DatabaseSaved;
elseif( \mysql_num_rows( $this->ExecuteQuery( new Query( 'SELECT TRUE FROM `INFORMATION_SCHEMA`.`SCHEMATA` WHERE `SCHEMATA`.`SCHEMA_NAME` = \'' . \mysql_real_escape_string( $Database->Name( ) ) . '\' LIMIT 1' ) ) ) == 0 )
throw new XyndravandriaDyverathException( 'Requested unknown database \'' . $Database->Name( ) . '\'.' );
else if( Database::Configuration( ) & Database::CacheEnabled )
return Database::Cache( )->Add( $Database );
else
return $Database;
return null;
}
/// Alias of Server::Database( ).
public function __get( $Name ) {
return $this->Database( $Name );
}
/// Returns all this @ref Server "Server's" @ref
/// Database "Databases".
/// @public
/// @returns array of Database
public function Databases( ) {
$Databases = array( );
if( ! ( $Result = $this->Query( 'SELECT `SCHEMATA`.`SCHEMA_NAME` FROM `INFORMATION_SCHEMA`.`SCHEMATA` WHERE 1' ) ) )
throw new XyndravandriaDyverathException( 'Unable to read out the databases of the server \'' . $this->Name . '\' from the information schema.' );
else
while( $Dataset = \mysql_fetch_object( $Result ) ) {
$Database = new Database( $Dataset->SCHEMA_NAME, $this );
if( ( $DatabaseSaved = Database::Cache( )->Get( $Database->UniqueIdentifier( ) ) ) )
$Databases[ ] = $DatabaseSaved;
elseif( Database::Configuration( ) & Database::CacheEnabled )
$Databases[ ] = Database::Cache( )->Add( $Database );
else
$Databases[ ] = $Database;
}
return $Databases;
}
/// Executes a Query on this Server.
/// @public
/// @param Query $Query: The Query to be executed.
public function ExecuteQuery( Query $Query ) {
if( ! ( $Result = \mysql_query( $Query, $this->Connection ) ) )
throw new XyndravandriaDyverathException( 'Error in query. Query: \'' . $Query . '\'. Error message: ' . \mysql_error( ) );
else
return $Result;
return;
}
/// Alias of Server::Cache( )->CurrentObject( ).
/// @public
/// @static
/// @returns Server
public static function Current( ) {
return self::Cache( )->CurrentObject( );
}
/// Returns the declared name of this class.
/// @public
/// @static
/// @returns string
/// @note Required by the CacheAble interface.
public static function ClassName( ) {
return __CLASS__;
}
}
?>
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