From 1b136555d279bf2cfb28f5661225c010426754f5 Mon Sep 17 00:00:00 2001
From: Savetheinternet <savetheinternet@tinyboard.org>
Date: Wed, 5 Oct 2011 15:22:53 +1100
Subject: transition to Twig

---
 inc/template.php | 180 ++++---------------------------------------------------
 1 file changed, 12 insertions(+), 168 deletions(-)

(limited to 'inc/template.php')

diff --git a/inc/template.php b/inc/template.php
index 0c4268d6..5bee41ca 100644
--- a/inc/template.php
+++ b/inc/template.php
@@ -5,175 +5,14 @@
 		exit;
 	}
 	
-	// -----------------------------------------------------
-	// Standard configuration
-	//
-	// Enable global things like %gentime, etc.
-	$templateGlobals = true;
+	require 'contrib/Twig/Autoloader.php';
+	Twig_Autoloader::register();
 	
-	// If $templateGlobals is enabled.
-	// Do not change the keys, but the values (if you must), or it will not work. (Prefixed with %)
-	$templateGlobalsNames = Array(
-								'gentime' => 'gentime',
-								'template' => 'template'
-								);
-	
-	// Allow {$phpvar}, etc, to be placed in the template file. This will use a (global) variable defined in PHP.
-	// Requires eval() to be enabled. Might be a security risk, so ensure your template files aren't writable before
-	// enabling this. (Prefixed with $)
-	$templateVariables = false;
-	
-	// End config
-	// -----------------------------------------------------
-	
-	//'/\{(!?[$%]?[\w\[\]]+)(([=\?:])(([^{^}]|\{.+?\})?)?\}/s'
-	
-	
-	
-	
-	// Don't change this if you don't know what you're doing.
-	// EXTREMELY CONFUSING RECURSION!
-	$templateRegex = '/\{(!?[$%]?[\w\[\]]+)(([=\?:])((?>[^{^}]|\{[^{^}]+\}|(?R))+?))?\}/s';
-	
-	function templateParse($template, array $options, $globals = null, $templateFile = null) {
-		global $templateGlobals, $templateGlobalsNames, $templateVariables, $templateRegex;
-		//For the global variable {%gentime}
-		if($globals == null) {
-			$globals = Array();
-			if(isset($templateFile)) $globals['template'] = $templateFile;
-			$globals['gentime'] = microtime(true);
-		}
-		
-		// What we'll end up finishing with
-		$templateBody = '';
-		
-		$previousPosition = 0;
-		// Find the matches
-		if(preg_match_all($templateRegex, $template, $templateMatch)) {
-			//Iterate through matches
-			for($matchIndex=0;$matchIndex<count($templateMatch[0]);$matchIndex++) {
-				$optionName = $templateMatch[1][$matchIndex];
-				$optionValue = $templateMatch[0][$matchIndex];
-				$optionDelim = $templateMatch[3][$matchIndex];
-				$optionBlock = $templateMatch[4][$matchIndex];
-				$option = (isset($options[$optionName])?$options[$optionName]:null);
-				
-				$position = strpos($template, $templateMatch[0][$matchIndex]);
-				// Replace the found string with "xxxx[...]". ("Bug fix"; allows duplicate tags)
-				$template = substr_replace($template, str_repeat('x', strlen($templateMatch[0][$matchIndex])), $position, strlen($templateMatch[0][$matchIndex]));
-				
-				
-				if($optionName[0] == '!') {
-					$optionReversed = true;
-					$optionName = substr($optionName, 1);
-				} else $optionReversed = false;
-				
-				if($optionName[0] == '%') {
-					$tmpOptionName = substr($optionName, 1);
-					// $templateGlobals
-					if($tmpOptionName == $templateGlobalsNames['gentime']) {
-						$option = microtime(true)-$globals['gentime'].'s';
-					} elseif(isset($globals[$tmpOptionName])) {
-						$option = $globals[$tmpOptionName];
-					}
-					unset($tmpOptionName);
-				}
-				
-				
-				if(preg_match('/(.+?)\[/', $optionName, $optionArrayMatches)) {
-					$optionArrayKey = $optionArrayMatches[1];
-					$arrayOptionsTemp = $options[$optionArrayKey];
-					if(is_array($arrayOptionsTemp)) {
-						if(preg_match_all('/\[(.+?)\]/', $optionName, $optionArrayMatches)) {
-							for($optionArrayIndex=0;$optionArrayIndex<count($optionArrayMatches[0]);$optionArrayIndex++) {
-								if(isset($arrayOptionsTemp[$optionArrayMatches[1][$optionArrayIndex]])) {
-									$arrayOptionsTemp = $arrayOptionsTemp[$optionArrayMatches[1][$optionArrayIndex]];
-									$option = $arrayOptionsTemp;
-								} else break;
-							}
-						}
-					}
-				}
-				
-				if($optionDelim==':') {
-					if(isset($option) && $option) {
-						if(is_array($option)) {
-							$optionValue = '';
-							for($optionIndex=0;$optionIndex<count($option);$optionIndex++) {
-								$tmpOption = $option[$optionIndex];
-								$tmpOptions = $options;
-								$tmpOptions[$optionName] = $tmpOption;
-								
-								
-								if($optionIndex == count($option)-1)
-									$globals['last'] = true;
-								else {
-									unset($globals['last']);
-									if($optionIndex == 0)
-										$globals['first'] = true;
-									else
-										unset($globals['first']);
-								}
-								$optionValue .= templateParse($optionBlock, $tmpOptions, $globals);
-							}
-							unset($tmpOption);
-							unset($tmpOptions);
-							unset($optionIndex);
-							unset($globals['first']);
-							unset($globals['last']);
-						} else {
-							$optionValue = templateParse($optionBlock, $options, $globals);
-						}
-					} else {
-						$optionValue = '';
-					}
-				} elseif($optionDelim=='?') {
-					// Conditionals
-					if((!$optionReversed && isset($option) && $option) || ($optionReversed && (!isset($option) || !$option))) {
-							/*echo print_r(Array(
-								$optionReversed?'reversed':'no',
-								isset($option)?'exists':'does not exist',
-								$option,
-								$optionName
-							));*/
-							$optionValue = templateParse($optionBlock, $options, $globals);
-					} else {
-						$optionValue = '';
-					}
-				} elseif(isset($option)) {
-					// If the value is specified...
-					if(is_array($option)) {
-						$optionValue = implode($option);
-					} else {
-						$optionValue = $option;
-					}
-				} elseif($optionDelim=='=') {
-					// If it has a default
-					$optionValue = templateParse($optionBlock, $options, $globals);
-					$options[$optionName] = $optionValue;
-				} elseif($templateVariables && $optionName[0] == '$') {
-					// Conditionals
-					$optionValue = eval("global ${optionName}; return ${optionName};");
-				}
-				// Append it to the body
-				$templateBody .= substr($template, $previousPosition, $position-$previousPosition).$optionValue;
-				$previousPosition = $position+strlen($templateMatch[0][$matchIndex]);
-				unset($position);
-				unset($optionValue);
-			}
-		}
-		// Append the rest of the template
-		$templateBody .= substr($template, $previousPosition);
-		return $templateBody;
-	}
+	$loader = new Twig_Loader_Filesystem($config['dir']['template']);
 	
 	function Element($templateFile, array $options) {
-		global $config, $debug;
+		global $config, $debug, $loader;
 		
-		//var_dump($options);
-		//exit;
-		
-		// Small little hack to add the PM system
 		if(function_exists('create_pm_header') && ((isset($options['mod']) && $options['mod']) || isset($options['__mod']))) {
 			$options['pm'] = create_pm_header();
 		}
@@ -187,12 +26,17 @@
 			$options['body'] .= '<h3>Debug</h3><pre style="white-space: pre-wrap;font-size: 10px;">' . print_r($debug, true) . '</pre><hr/>';
 		}
 		
+		$twig = new Twig_Environment($loader, Array(
+			'autoescape' => false,
+			'cache' => 'cache',
+			'debug' => ($config['debug'] ? true : false),
+		));
+		
 		// Read the template file
-		if($template = @file_get_contents("{$config['dir']['template']}/${templateFile}")) {
-			return templateParse($template, $options, null, $templateFile);
+		if(@file_get_contents("{$config['dir']['template']}/${templateFile}")) {
+			return $twig->render($templateFile, $options);
 		} else {
 			throw new Exception("Template file '${templateFile}' does not exist or is empty in '{$config['dir']['template']}'!");
 		}
 	}
-	
 ?>
-- 
cgit v1.3