pelican-import: Support the SyntaxHighlighter plugin.

This was the default for about 10 years.

Author: stuaxo

pelican/tools/pelican_import.py

@@ -1084,8 +1084,12 @@ def fields2pelican(
                     content = content.replace("\\\n ", "  \n")
                     content = content.replace("\\\n", "  \n")
 
-            if wp_attach and links:
-                content = update_links_to_attached_files(content, links)
+                    # Convert SyntaxHighlighter format code blocks
+                    brush_pattern = re.compile(r'^`{3}\s*brush:\s*([a-zA-Z0-9_+\-#]+)', re.MULTILINE)
+                    content = brush_pattern.sub(r'```\1', content)
+
+        if wp_attach and links:
+            content = update_links_to_attached_files(content, links)
 
         with open(out_filename, "w", encoding="utf-8") as fs:
             fs.write(header + content)
@@ -1265,5 +1269,8 @@ def main():
         filter_author=args.author,
         wp_custpost=args.wp_custpost or False,
         wp_attach=args.wp_attach or False,
-        attachments=attachments or None,
+        attachments=attachments or None
     )
+
+if __name__ == "__main__":
+    main()