Fixed AntCMS matching the page header multiple times

src/AntCMS/AntCMS.php

@@ -105,7 +105,7 @@ class AntCMS
                 $pageContent = file_get_contents($pagePath);
                 $pageHeaders = AntCMS::getPageHeaders($pageContent);
                 // Remove the AntCMS section from the content
-                $pageContent = preg_replace('/--AntCMS--.*--AntCMS--/s', '', $pageContent);
+                $pageContent = preg_replace('/\A--AntCMS--[^-]*--AntCMS--/sm', '', $pageContent);
                 $result = ['content' => $pageContent, 'title' => $pageHeaders['title'], 'author' => $pageHeaders['author'], 'description' => $pageHeaders['description'], 'keywords' => $pageHeaders['keywords']];
                 return $result;
             } catch (\Exception $e) {
@@ -178,10 +178,10 @@ class AntCMS
         $AntKeywords = new AntKeywords();
 
         // First get the AntCMS header and store it in the matches varible
-        preg_match('/--AntCMS--.*--AntCMS--/s', $pageContent, $matches);
+        preg_match('/\A--AntCMS--[^-]*--AntCMS--/sm', $pageContent, $matches);
 
         // Then remove it from the page content so it doesn't cause issues if we try to generate the keywords
-        $pageContent = preg_replace('/--AntCMS--.*--AntCMS--/s', '', $pageContent);
+        $pageContent = str_replace($pageContent, '', $matches[0]);
         $pageHeaders = [];
 
         if ($matches) {

src/Content/docs/gettingstarted.md

@@ -34,13 +34,12 @@ All content is stored in the `/Content` directory as `.md` files. Subfolders can
 
 All pages must include a page header, this is used by AntCMS to get important page data. Please see this example for a page header:
 
-(Note: the below header has a '-' removed from the end of the start and end header, this is to ensure the page is displayed correctly from within AntCMS.)
 ```
---AntCMS-
+--AntCMS--
 Title: An Example!
 Author: The AntCMS Team
 Description: Getting started with AntCMS.
---AntCMS-
+--AntCMS--
 ```
 
 When creating your page header, be sure to put a space after the ':', omitting it will cause issues when AntCMS tries to fetch the header info.

src/Themes/Bootstrap/Templates/markdown_edit_layout.html.twig

@@ -18,7 +18,7 @@
         const output = document.getElementById("markdown-output");
 
         function parseMarkdown() {
-          const inputValue = input.value.replace(/--AntCMS--.*--AntCMS--/s, "");
+          const inputValue = input.value.replace(/\A--AntCMS--[^-]*--AntCMS--/sm, "");
           output.innerHTML = marked.parse(inputValue);
         }
 

src/Themes/Default/Templates/markdown_edit_layout.html.twig

@@ -18,7 +18,7 @@
         const output = document.getElementById("markdown-output");
 
         function parseMarkdown() {
-          const inputValue = input.value.replace(/--AntCMS--.*--AntCMS--/s, "");
+          const inputValue = input.value.replace(/\A--AntCMS--[^-]*--AntCMS--/sm, "");
           output.innerHTML = marked.parse(inputValue);
         }