From c05b4c9bc4a644e1cb9b99b3a62be01573811301 Mon Sep 17 00:00:00 2001
From: Jackmcbarn <jackmcbarn@gmail.com>
Date: Fri, 6 Jun 2014 15:56:19 -0400
Subject: [PATCH] Re-emit unknown tags from #tag

When #tag is given a tag that it doesn't recognize, re-emit it as a
regular tag instead of giving an error. This allows for it to be used with
transparent tags and HTML tags.

Change-Id: I0ceee8a4fdaf2d3142054a108f445ff06597c31a
---
 includes/parser/CoreParserFunctions.php | 20 +++++++++++++-------
 languages/i18n/en.json                  |  1 -
 languages/i18n/qqq.json                 |  1 -
 3 files changed, 13 insertions(+), 9 deletions(-)

diff --git a/includes/parser/CoreParserFunctions.php b/includes/parser/CoreParserFunctions.php
index e820fe2bd2..a95bbfee85 100644
--- a/includes/parser/CoreParserFunctions.php
+++ b/includes/parser/CoreParserFunctions.php
@@ -953,13 +953,6 @@ class CoreParserFunctions {
 			$inner = null;
 		}
 
-		$stripList = $parser->getStripList();
-		if ( !in_array( $tagName, $stripList ) ) {
-			return '<span class="error">' .
-				wfMessage( 'unknown_extension_tag', $tagName )->inContentLanguage()->text() .
-				'</span>';
-		}
-
 		$attributes = array();
 		foreach ( $args as $arg ) {
 			$bits = $arg->splitArg();
@@ -973,6 +966,19 @@ class CoreParserFunctions {
 			}
 		}
 
+		$stripList = $parser->getStripList();
+		if ( !in_array( $tagName, $stripList ) ) {
+			// we can't handle this tag (at least not now), so just re-emit it as an ordinary tag
+			$attrText = '';
+			foreach ( $attributes as $name => $value ) {
+				$attrText .= ' ' . htmlspecialchars( $name ) . '="' . htmlspecialchars( $value ) . '"';
+			}
+			if ( $inner === null ) {
+				return "<$tagName$attrText/>";
+			}
+			return "<$tagName$attrText>$inner</$tagName>";
+		}
+
 		$params = array(
 			'name' => $tagName,
 			'inner' => $inner,
diff --git a/languages/i18n/en.json b/languages/i18n/en.json
index da49fe90a9..8fc9cf2e17 100644
--- a/languages/i18n/en.json
+++ b/languages/i18n/en.json
@@ -3244,7 +3244,6 @@
 	"signature": "[[{{ns:user}}:$1|$2]] ([[{{ns:user_talk}}:$1|talk]])",
 	"signature-anon": "[[{{#special:Contributions}}/$1|$2]]",
 	"timezone-utc": "UTC",
-	"unknown_extension_tag": "Unknown extension tag \"$1\"",
 	"duplicate-defaultsort": "<strong>Warning:</strong> Default sort key \"$2\" overrides earlier default sort key \"$1\".",
 	"duplicate-displaytitle": "<strong>Warning:</strong> Display title \"$2\" overrides earlier display title \"$1\".",
 	"invalid-indicator-name": "<strong>Error:</strong> Page status indicators' <code>name</code> attribute must not be empty.",
diff --git a/languages/i18n/qqq.json b/languages/i18n/qqq.json
index 42ae44c97b..2c01b0241c 100644
--- a/languages/i18n/qqq.json
+++ b/languages/i18n/qqq.json
@@ -3408,7 +3408,6 @@
 	"signature": "This will be substituted in the signature (~<nowiki></nowiki>~~ or ~~<nowiki></nowiki>~~ excluding timestamp).\n\nParameters:\n* $1 - the username that is currently login\n* $2 - the customized signature which is specified in [[Special:Preferences|user's preferences]] as non-raw\nUse your language default parentheses ({{msg-mw|parentheses}}), but not use the message direct.\n\nSee also:\n* {{msg-mw|Signature-anon}} - signature for anonymous user",
 	"signature-anon": "{{notranslate}}\nUsed as signature for anonymous user. Parameters:\n* $1 - username (IP address?)\n* $2 - nickname (IP address?)\nSee also:\n* {{msg-mw|Signature}} - signature for registered user",
 	"timezone-utc": "{{optional}}",
-	"unknown_extension_tag": "This is an error shown when you use an unknown extension tag name.\n\nThis feature allows tags like <code><nowiki><pre></nowiki></code> to be called with a parser like <code><nowiki>{{#tag:pre}}</nowiki></code>.\n\nParameters:\n* $1 - the unknown extension tag name",
 	"duplicate-defaultsort": "See definition of [[w:Sorting|sort key]] on Wikipedia. Parameters:\n* $1 - old default sort key\n* $2 - new default sort key",
 	"duplicate-displaytitle": "Warning shown when a page has its display title set multiple times. Parameters:\n* $1 - old display title\n* $2 - new display title",
 	"invalid-indicator-name": "Warning shown when the [https://www.mediawiki.org/wiki/Help:Page_status_indicators &lt;indicator name=\"''unique-identifier''\">''content''&lt;/indicator>] parser tag is used incorrectly.",
-- 
2.20.1