File dsl/DslTemplate.class.php

Last commit: Tue Jun 7 23:12:47 2022 +0200	Jan Dankert	Fetched from upstream and enhanced documentation.


     1 <?php
     2 
     3 
     4 namespace dsl;
     5 
     6 
     7 class DslTemplate
     8 {
     9 	public $tagsFound = 0;
    10 	public $script = null;
    11 
    12 	public function parseTemplate( $source ) {
    13 
    14 		$this->script    = '';
    15 		$this->tagsFound = 0;
    16 
    17 		while( true ) {
    18 
    19 			$tagOpen = strpos( $source,'<%' );
    20 
    21 			if	( $tagOpen !== false ) {
    22 				$this->tagsFound++;
    23 				$this->addWriteCommand(substr($source,0,$tagOpen),true);
    24 				$source = substr($source,$tagOpen+2);
    25 				$tagClose = strpos( $source,'%>' );
    26 				if   ( $tagClose === false )
    27 					throw new DslParserException('Unclosed script tag');
    28 				$code = substr($source,0,$tagClose);
    29 				if   ( $code[0] == '=' )
    30 					$this->addWriteCommand( substr($code,1) );
    31 				else
    32 					$this->script .= $code."\n";
    33 
    34 				$source = substr($source,$tagClose+2);
    35 			}
    36 			else{
    37 				$this->addWriteCommand($source,true);
    38 				break;
    39 			}
    40 		}
    41 	}
    42 
    43 	protected function addWriteCommand( $code, $quote = false ) {
    44 
    45 		if   ( $quote )
    46 			foreach ( explode("\n",$code) as $line)
    47 				$this->script .= 'write(\''.str_replace('\'','\\\'',$line).'\');'."\n";
    48 		else
    49 			$this->script .= 'write('.$code.');'."\n";
    50 
    51 	}
    52 }



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Tue, 7 Jun 2022 23:12:47 +0200	Jan Dankert	Fetched from upstream and enhanced documentation.