Kill undefined variable warnings.

[lhc/web/wiklou.git] / includes / Exception.php

diff --git a/includes/Exception.php b/includes/Exception.php
index 8a76b5f..05ddfd1 100644 (file)
--- a/includes/Exception.php
+++ b/includes/Exception.php
@@ -1,8 +1,11 @@
 <?php
+/**
+ * @defgroup Exception Exception
+ */
 
 /**
  * MediaWiki exception
- * @addtogroup Exception
+ * @ingroup Exception
  */
 class MWException extends Exception {
 
@@ -80,7 +83,7 @@ class MWException extends Exception {
        function getHTML() {
                global $wgShowExceptionDetails;
                if( $wgShowExceptionDetails ) {
-                       return '<p>' . htmlspecialchars( $this->getMessage() ) .
+                       return '<p>' . nl2br( htmlspecialchars( $this->getMessage() ) ) .
                                '</p><p>Backtrace:</p><p>' . nl2br( htmlspecialchars( $this->getTraceAsString() ) ) .
                                "</p>\n";
                } else {
@@ -100,8 +103,8 @@ class MWException extends Exception {
                        return $this->getMessage() .
                                "\nBacktrace:\n" . $this->getTraceAsString() . "\n";
                } else {
-                       return "<p>Set <tt>\$wgShowExceptionDetails = true;</tt> " .
-                               "in LocalSettings.php to show detailed debugging information.</p>";
+                       return "Set \$wgShowExceptionDetails = true; " .
+                               "in LocalSettings.php to show detailed debugging information.\n";
                }
        }
 
@@ -126,7 +129,16 @@ class MWException extends Exception {
                $file = $this->getFile();
                $line = $this->getLine();
                $message = $this->getMessage();
-               return $wgRequest->getRequestURL() . " Exception from line $line of $file: $message";
+               if ( isset( $wgRequest ) ) {
+                       $url = $wgRequest->getRequestURL();
+                       if ( !$url ) {
+                               $url = '[no URL]';
+                       }
+               } else {
+                       $url = '[no req]';
+               }
+
+               return "$url   Exception from line $line of $file: $message";
        }
 
        /** Output the exception report using HTML */
@@ -134,7 +146,7 @@ class MWException extends Exception {
                global $wgOut;
                if ( $this->useOutputPage() ) {
                        $wgOut->setPageTitle( $this->getPageTitle() );
-                       $wgOut->setRobotpolicy( "noindex,nofollow" );
+                       $wgOut->setRobotPolicy( "noindex,nofollow" );
                        $wgOut->setArticleRelated( false );
                        $wgOut->enableClientCache( false );
                        $wgOut->redirect( '' );
@@ -161,13 +173,13 @@ class MWException extends Exception {
         */
        function report() {
                global $wgCommandLineMode;
+               $log = $this->getLogMessage();
+               if ( $log ) {
+                       wfDebugLog( 'exception', $log );
+               }
                if ( $wgCommandLineMode ) {
-                       fwrite( STDERR, $this->getText() );
+                       wfPrintError( $this->getText() );
                } else {
-                       $log = $this->getLogMessage();
-                       if ( $log ) {
-                               wfDebugLog( 'exception', $log );
-                       }
                        $this->reportHTML();
                }
        }
@@ -207,7 +219,7 @@ class MWException extends Exception {
 /**
  * Exception class which takes an HTML error message, and does not
  * produce a backtrace. Replacement for OutputPage::fatalError().
- * @addtogroup Exception
+ * @ingroup Exception
  */
 class FatalError extends MWException {
        function getHTML() {
@@ -220,7 +232,7 @@ class FatalError extends MWException {
 }
 
 /**
- * @addtogroup Exception
+ * @ingroup Exception
  */
 class ErrorPageError extends MWException {
        public $title, $msg;
@@ -265,7 +277,7 @@ function wfReportException( Exception $e ) {
                         $e2->__toString() . "\n";
 
                         if ( !empty( $GLOBALS['wgCommandLineMode'] ) ) {
-                                fwrite( STDERR, $message );
+                                wfPrintError( $message );
                         } else {
                                 echo nl2br( htmlspecialchars( $message ) ). "\n";
                         }
@@ -275,6 +287,21 @@ function wfReportException( Exception $e ) {
         }
 }
 
+/**
+ * Print a message, if possible to STDERR.
+ * Use this in command line mode only (see wgCommandLineMode)
+ */
+function wfPrintError( $message ) {
+       #NOTE: STDERR may not be available, especially if php-cgi is used from the command line (bug #15602).
+       #      Try to produce meaningful output anyway. Using echo may corrupt output to STDOUT though.
+       if ( defined( 'STDERR' ) ) {
+               fwrite( STDERR, $message );
+       }
+       else {
+               echo( $message );
+       }
+}
+
 /**
  * Exception handler which simulates the appropriate catch() handling:
  *