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<?php
/**
* Project: RainTPL, compile HTML template to PHP
*
* File: RainTPL.class.php
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* @link http://www.raintpl.com
* @author Federico Ulfo <info@rainelemental.net>
* @version 1.1
* @copyright 2006 - 2007 Federico Ulfo | www.RainElemental.net
* @package RainTPL
*/
/**
* Modifica questa costante per cambiare l'estensione dei file template
*
*/
define( "TPL_EXT", "html" );
/**
* Questa costante definisce la directory dei plugins
*
*/
define( "RAINTPL_PLUGINS_DIR", "RainTPL/plugins" );
/**
*
* E' possibile cambiare i delimitatori, ma sono permessi i seguenti caratteri
* {} [] () ? ! <> # - + * % $ @
*
*/
define( "LEFT_DELIMITER", "{" );
define( "RIGHT_DELIMITER", "}" );
/**
*
* Setta RAINTPL_PHP_ENABLED true se vuoi usare del codice php nei template
*
*/
define( "RAINTPL_PHP_ENABLED", true );
/**
* RainTPL Template class.
* Questa classe permette di caricare e visualizzare i template
*
* @access public
*
*/
class RainTPL{
/**
* Contiene tutte le variabili assegnate al template
* @access private
* @var array
*/
var $variables = array( );
/**
* Directory dove sono i templates
* @access private
* @var string
*/
var $tpl_dir = "themes";
/**
* True se vuoi che il tpl compili i template anche se sono gia compilati
* @access public
* @var bool
*/
var $debug = false;
/**
* Inizializza la classe.
*
* @param string $template_directory Setta la directory da cui prendere i template. E' sufficente settarla al primo utilizzo del template engine
* @return RainTPL
*/
function RainTPL( $template_directory = null ){
if( $template_directory )
$this->tpl_dir = $GLOBALS[ 'RainTPL_tpl_dir' ] = $template_directory;
elseif( isset( $GLOBALS[ 'RainTPL_tpl_dir' ] ) )
$this->tpl_dir = $GLOBALS[ 'RainTPL_tpl_dir' ];
}
/**
* Assign variable and name, or you can assign associative arrays variable to the template.
*
* @param mixed $variable_name Name of template variable
* @param mixed $value value assigned to this variable
*/
function assign( $variable, $value = null ){
if( is_array( $variable ) )
foreach( $variable as $name => $value )
$this->variables[ $name ] = $value;
elseif( is_object( $variable ) ){
$variable = get_object_vars( $variable );
foreach( $variable as $name => $value )
$this->variables[ $name ] = $value;
}
else
$this->variables[ $variable ] = $value;
}
/**
* If return_string == false, echo the template with all assigned variables as a string, else return the template as a string.
*
* An appropriate use of this function is to store the result into a variable to bufferize or store the template.
*
* Example:
* $tpl->draw( $template_name );
*
* or
*
* echo $tpl->draw( $template_name, TRUE );
*
* @param string $template_name Nome del template da caricare
* @return string
*/
function draw( $template_name, $return_string = false ){
//var la variabile che si trova in ogni tempalate
$var = $this->variables;
if( !file_exists( $template_file = $this->tpl_dir . '/' . $template_name . '.' . TPL_EXT ) ){
if( $return_string )
return "<div style=\"background-color:#f8f8ff; border: 1px solid #aaaaff; padding:10px;\">Template <b>$template_file</b> not found</div>";
else{
echo "<div style=\"background-color:#f8f8ff; border: 1px solid #aaaaff; padding:10px;\">Template <b>$template_file</b> not found</div>";
return null;
}
}
elseif( $this->debug or (!file_exists( $this->tpl_dir . "/compiled/" . $template_name . "_" . ( $filetime = filemtime( $template_file ) ) . ".php" ) AND is_writable($this->tpl_dir . "/compiled/") )){
include_once "RainTPL/RainTPLCompile.class.php";
$RainTPLCompile_obj = new RainTPLCompile( );
$RainTPLCompile_obj->compileFile( $template_name, $this->tpl_dir );
//prendo la data del template. TPL_EXT definito nella class RainTPLCompile.class.php
$filetime = filemtime( $this->tpl_dir . '/' . $template_name . '.' . TPL_EXT );
} else {
$filetime = $this->tpl_dir . '/' . $template_name . '.' . TPL_EXT;
}
//if return_string is true, the function return the output as a string
if( $return_string ){
ob_start();
include( $this->tpl_dir . "/compiled/" . $template_name . "_" . $filetime . ".php" );
$contents = ob_get_contents();
ob_end_clean();
return $contents;
}
else
if (file_exists($this->tpl_dir . "/compiled/" . $template_name . "_" . filemtime( $this->tpl_dir . '/' . $template_name . '.' . TPL_EXT ) . ".php")) {
include( $this->tpl_dir . "/compiled/" . $template_name . "_" . filemtime( $this->tpl_dir . '/' . $template_name . '.' . TPL_EXT ) . ".php" );
} else {
include( $this->tpl_dir . "/compiled/" . $template_name . "_def.php" );
}
}
}
?>
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