X-Git-Url: http://git.shiar.nl/minimedit.git/blobdiff_plain/0c5ed43f3956281166535f0283a77195af2ae59a..c0f916285fa69edb97a6c8311f567b90b3959ed3:/page.php

diff --git a/page.php b/page.php
index 1f86e5b..bca7a67 100644
--- a/page.php
+++ b/page.php
@@ -2,16 +2,46 @@
 error_reporting(E_ALL);
 ini_set('display_errors', TRUE);
 
-function getoutput($blocks = [])
+function abort($body, $status = NULL) {
+	if ($status) header("HTTP/1.1 $status");
+	print "$body\n";
+	exit;
+}
+
+function placeholder_include($name, $params = [])
 {
-	$rep = [];
-	foreach ($blocks as $name => $html) {
-		$rep["[[$name]]"] = sprintf('<!--BLOCK:%s-->%s<!--/-->',
-			is_numeric($name) ? '' : "[[$name]]",
-			preg_replace('{<!--[^-]*-->}', '', $html)
+	$path = stream_resolve_include_path("$name.php");
+	if (!file_exists($path)) {
+		return '<strong class="warn"><em>'.$name.'</em> ontbreekt</strong>';
+	}
+
+	ob_start();
+	$Page = $GLOBALS['Page'] . $GLOBALS['Args'];
+	$Args = '';
+	$Place = $GLOBALS['Place'];
+	foreach ($params as $param) {
+		if ($set = strpos($param, '=')) {
+			$Place[ substr($param, 0, $set) ] = substr($param, $set + 1);
+		}
+		elseif (!empty($param)) {
+			$Args .= '/'.$param;
+		}
+	}
+	try {
+		include "$name.php";
+		return ob_get_clean();
+	}
+	catch (Exception $e) {
+		return sprintf('<strong class="warn">%s</strong>',
+			"fout in <em>$name</em>: {$e->getMessage()}"
 		);
 	}
+}
+
+function getoutput($blocks = [])
+{
 	$doc = ob_get_clean();
+
 	if (!empty($blocks['warn'])) {
 		$warn = '<p class="warn">[[warn]]</p>';
 		if ($offset = strpos($doc, '</h2>')) {
@@ -21,19 +51,42 @@ function getoutput($blocks = [])
 			$doc = $warn . "\n\n" . $doc;
 		}
 	}
-	return str_replace(array_keys($rep), array_values($rep), $doc);
+
+	# keep either login or logout parts depending on user level
+	global $User;
+	$hideclass = empty($User) ? 'login' : 'logout';
+	$doc = preg_replace('{\s*<(p|li|span) class="'.$hideclass.'">.*?</\1>}s', '', $doc);
+
+	return preg_replace_callback(
+		'{ (?<! <!--BLOCK: ) \[\[ ([^] ]+) ([^]]*) \]\] }x',
+		function ($sub) use ($blocks) {
+			list ($placeholder, $name, $params) = $sub;
+			if (isset($blocks[$name])) {
+				$html = $blocks[$name];
+			}
+			else {
+				$html = placeholder_include($name, explode(' ', $params));
+			}
+			return sprintf('<!--BLOCK:%s-->%s<!--/-->',
+				is_numeric($name) ? '' : $placeholder, # edit replacement
+				preg_replace('{<!--[^-]*-->}', '', $html) # contents
+			);
+		},
+		$doc
+	);
 }
 
 # custom error handling
 
-define('DOCROOT', getcwd().'/');
+define('DOCROOT', getcwd());
+set_include_path(implode(PATH_SEPARATOR, [ DOCROOT, __DIR__ ]));
 
 function fail($error)
 {
 	http_response_code(500);
 	include_once 'page.inc.php';
 	ob_start();
-	require_once DOCROOT.'500.html';
+	require_once '500.html';
 	print getoutput(['debug' => $error]);
 }
 
@@ -80,7 +133,7 @@ while (TRUE) {
 		$PageAccess = $Page;
 	}
 
-	if (file_exists("$Page.php")) {
+	if (file_exists("$Page/index.php")) {
 		break;
 	}
 
@@ -92,6 +145,23 @@ while (TRUE) {
 	}
 }
 
+$staticpage = NULL;
+if (file_exists("$Page$Args.html")) {
+	$staticpage = "$Page$Args.html";
+	if (is_link($staticpage)) {
+		$target = preg_replace('/\.html$/', '', readlink($staticpage));
+		header("HTTP/1.1 302 Shorthand");
+		header("Location: $target");
+		exit;
+	}
+}
+elseif (file_exists("$Page$Args/index.html")) {
+	$staticpage = "$Page$Args/index.html";
+}
+elseif (!empty($User['admin'])) {
+	$staticpage = (file_exists("$Page/template.html") ? "$Page/template.html" : 'template.html');
+}
+
 # load static contents
 
 ob_start(); # page body
@@ -99,33 +169,32 @@ ob_start(); # inner html
 print '<div class="static">'."\n\n";
 
 $found = FALSE;
-if (file_exists("$Page$Args.html")) {
-	$found = include "./$Page$Args.html";
-}
-elseif (file_exists("$Page$Args/index.html")) {
-	$found = include "./$Page$Args/index.html";
-}
-elseif (!empty($User['admin'])) {
-	$found = include (file_exists("$Page/template.html") ? "$Page/template.html" : './template.html');
+if (isset($staticpage)) {
+	$found = include "./$staticpage";
 }
 
 print "</div>\n\n";
 
 # execute dynamic code
 
+$Place = [];
+
 if ($Page) {
-	$found |= require "./$Page.php";
+	$found |= require "./$Page/index.php";
 }
 
-# global html
+$Place += [
+	'user'  => empty($User) ? '' : $User['name'],
+	'url'   => htmlspecialchars($_SERVER['REQUEST_URI']),
+];
 
-include_once 'page.inc.php';
+# global html
 
 if (!$found) {
 	# no resulting output
 	http_response_code(404);
-	ob_start();
-	@require "./404.html";
-	print getoutput([ 'url' => htmlspecialchars($_SERVER['REQUEST_URI']) ]);
+	@require '404.html';
 }
 
+include_once 'page.inc.php';
+