X-Git-Url: http://git.shiar.net/minimedit.git/blobdiff_plain/0c5ed43f3956281166535f0283a77195af2ae59a..7b8cc4b0de9d5c69f52a36cef7270b66f68100f2:/page.php

diff --git a/page.php b/page.php
index 1f86e5b..290a596 100644
--- a/page.php
+++ b/page.php
@@ -2,16 +2,16 @@
 error_reporting(E_ALL);
 ini_set('display_errors', TRUE);
 
+function abort($body, $status = NULL) {
+	if ($status) header("HTTP/1.1 $status");
+	print "$body\n";
+	exit;
+}
+
 function getoutput($blocks = [])
 {
-	$rep = [];
-	foreach ($blocks as $name => $html) {
-		$rep["[[$name]]"] = sprintf('<!--BLOCK:%s-->%s<!--/-->',
-			is_numeric($name) ? '' : "[[$name]]",
-			preg_replace('{<!--[^-]*-->}', '', $html)
-		);
-	}
 	$doc = ob_get_clean();
+
 	if (!empty($blocks['warn'])) {
 		$warn = '<p class="warn">[[warn]]</p>';
 		if ($offset = strpos($doc, '</h2>')) {
@@ -21,7 +21,24 @@ function getoutput($blocks = [])
 			$doc = $warn . "\n\n" . $doc;
 		}
 	}
-	return str_replace(array_keys($rep), array_values($rep), $doc);
+
+	return preg_replace_callback(
+		'< \[\[ ([^]]*) \]\] >x',
+		function ($sub) use ($blocks) {
+			list ($placeholder, $name) = $sub;
+			if (isset($blocks[$name])) {
+				$html = $blocks[$name];
+			}
+			else {
+				$html = '<strong class="warn"><em>'.$name.'</em> ontbreekt</strong>';
+			}
+			return sprintf('<!--BLOCK:%s-->%s<!--/-->',
+				is_numeric($name) ? '' : $placeholder, # edit replacement
+				preg_replace('{<!--[^-]*-->}', '', $html) # contents
+			);
+		},
+		$doc
+	);
 }
 
 # custom error handling