From 4f08c1e6555f69db4e51260d3d3588b0e93b8c0b Mon Sep 17 00:00:00 2001
From: Aryeh Gregor <simetrical@users.mediawiki.org>
Date: Fri, 17 Nov 2006 03:32:12 +0000
Subject: [PATCH] (bug 7918) "Templates used on this page" is now shown for
 read-only pages.

---
 RELEASE-NOTES           |  1 +
 includes/EditPage.php   | 11 ++++++-----
 includes/OutputPage.php | 41 ++++++++++++++++++++++++++++++++++++++++-
 3 files changed, 47 insertions(+), 6 deletions(-)

diff --git a/RELEASE-NOTES b/RELEASE-NOTES
index b55523a3a0..558b8cfaa3 100644
--- a/RELEASE-NOTES
+++ b/RELEASE-NOTES
@@ -197,6 +197,7 @@ it from source control: http://www.mediawiki.org/wiki/Download_from_SVN
   and user JS subpages.
 * (bug 7918) "Templates used on this page" changes during preview to reflect
   any added or removed templates.
+* (bug 7918) "Templates used on this page" is now shown for read-only pages.
 
 
 == Languages updated ==
diff --git a/includes/EditPage.php b/includes/EditPage.php
index 76567eaf5b..a98cc60164 100644
--- a/includes/EditPage.php
+++ b/includes/EditPage.php
@@ -1258,13 +1258,14 @@ END
 	}
 
 	/**
-	 * Prepare a list of templates used by this page. Returns HTML.
+	 * Prepare a list of templates used by this page.
+	 *
+	 * @return string HTML
+	 * @todo Merge with OutputPage::formatTemplates()
 	 */
 	function formatTemplates() {
 		global $wgUser;
-
-		$fname = 'EditPage::formatTemplates';
-		wfProfileIn( $fname );
+		wfProfileIn( __METHOD__  );
 
 		$sk =& $wgUser->getSkin();
 
@@ -1287,7 +1288,7 @@ END
 			}
 			$outText .= '</ul>';
 		}
-		wfProfileOut( $fname );
+		wfProfileOut( __METHOD__  );
 		return $outText;
 	}
 
diff --git a/includes/OutputPage.php b/includes/OutputPage.php
index a59ff3d357..cea00115ea 100644
--- a/includes/OutputPage.php
+++ b/includes/OutputPage.php
@@ -891,11 +891,12 @@ class OutputPage {
 			}
 			$rows = $wgUser->getIntOption( 'rows' );
 			$cols = $wgUser->getIntOption( 'cols' );
-			
+
 			$text = "\n<textarea name='wpTextbox1' id='wpTextbox1' cols='$cols' rows='$rows' readonly='readonly'>" .
 				htmlspecialchars( $source ) . "\n</textarea>";
 			$this->addHTML( $text );
 		}
+		$this->formatTemplates();
 
 		$this->returnToMain( false );
 	}
@@ -1135,5 +1136,43 @@ class OutputPage {
 		return $this->mNewSectionLink;
 	}
 
+	/**
+	 * Outputs the "templates used on this page" list.
+	 *
+	 * Stolen from EditPage::formatTemplates.  Should be merged, but there are
+	 * slightly fiddly bits involving previews and so on that will have to be
+	 * dealt with, so I'll just copy it for now because I'm lazy.
+	 *
+	 * @return nothing
+	 */
+	function formatTemplates() {
+		global $wgUser, $wgTitle;
+		wfProfileIn( __METHOD__ );
+
+		$sk =& $wgUser->getSkin();
+
+		$outText = '';
+		$article = new Article($wgTitle);
+		$templates = $article->getUsedTemplates();
+		if ( count( $templates ) > 0 ) {
+			# Do a batch existence check
+			$batch = new LinkBatch;
+			foreach( $templates as $title ) {
+				$batch->addObj( $title );
+			}
+			$batch->execute();
+
+			# Construct the HTML
+			$outText = '<div class="mw-templatesUsedExplanation">' .
+				wfMsgExt( 'templatesused', array( 'parse' ) ) .
+				'</div><ul>';
+			foreach ( $templates as $titleObj ) {
+				$outText .= '<li>' . $sk->makeLinkObj( $titleObj ) . '</li>';
+			}
+			$outText .= '</ul>';
+		}
+		wfProfileOut( __METHOD__  );
+		$this->addHTML($outText);
+	}
 }
 ?>
-- 
2.20.1