From fcc206e28887295682e5c05a5a3307bfef53aa7e Mon Sep 17 00:00:00 2001
From: Brion Vibber <brion@users.mediawiki.org>
Date: Fri, 26 May 2006 21:33:38 +0000
Subject: [PATCH] * Add $wgIgnoreImageErrors to suppress error messages for
 thumbnail rendering problems. If errors are transitory, this should reduce
 annoying messages making it into cached display.

---
 RELEASE-NOTES                |  4 ++++
 includes/DefaultSettings.php | 12 ++++++++++++
 includes/Image.php           |  4 ++++
 3 files changed, 20 insertions(+)

diff --git a/RELEASE-NOTES b/RELEASE-NOTES
index 45cfc31417..d83d45ee65 100644
--- a/RELEASE-NOTES
+++ b/RELEASE-NOTES
@@ -348,6 +348,10 @@ it from source control: http://www.mediawiki.org/wiki/Download_from_SVN
 * Shut up the parser test whining about files in a temp directory.
 * (bug 6098) Add Aragonese language support (an)
 * (bug 6101) Update for Russian language (ru)
+* Add $wgIgnoreImageErrors to suppress error messages for thumbnail rendering
+  problems. If errors are transitory, this should reduce annoying messages
+  making it into cached display.
+
 
 == Compatibility ==
 
diff --git a/includes/DefaultSettings.php b/includes/DefaultSettings.php
index a96a1d0671..4a8cda7c45 100644
--- a/includes/DefaultSettings.php
+++ b/includes/DefaultSettings.php
@@ -1326,6 +1326,18 @@ $wgMaxImageArea = 1.25e7;
  */
 $wgThumbnailEpoch = '20030516000000';
 
+/**
+ * If set, inline scaled images will still produce <img> tags ready for
+ * output instead of showing an error message.
+ *
+ * This may be useful if errors are transitory, especially if the site
+ * is configured to automatically render thumbnails on request.
+ *
+ * On the other hand, it may obscure error conditions from debugging.
+ * Enable the debug log or the 'thumbnail' log group to make sure errors
+ * are logged to a file for review.
+ */
+$wgIgnoreImageErrors = false;
 
 
 /** Set $wgCommandLineMode if it's not set already, to avoid notices */
diff --git a/includes/Image.php b/includes/Image.php
index 1ba084eb8f..cf92d97bc7 100644
--- a/includes/Image.php
+++ b/includes/Image.php
@@ -1011,6 +1011,10 @@ class Image
 				$this->lastError = $this->reallyRenderThumb( $thumbPath, $width, $height );
 				if ( $this->lastError === true ) {
 					$done = true;
+				} elseif( $GLOBALS['wgIgnoreImageErrors'] ) {
+					// Log the error but output anyway.
+					// With luck it's a transitory error...
+					$done = true;
 				}
 
 				# Purge squid
-- 
2.20.1