added some isset() calls to avoid Notice: Undefined property errors

diff --git a/skins/MonoBook.php b/skins/MonoBook.php
index c182869..195c404 100644 (file)
--- a/skins/MonoBook.php
+++ b/skins/MonoBook.php
@@ -48,10 +48,10 @@ class SkinMonoBook extends SkinTemplate {
 
 
                //@@todo we can move this to the parent once we update all skins
-               if( $this->pagecss )
+               if( isset($this->pagecss) )
                        $out->addInlineStyle( $this->pagecss );
 
-               if(  $this->usercss )
+               if(  isset($this->usercss) )
                        $out->addInlineStyle( $this->usercss );
 
        }
@@ -60,13 +60,13 @@ class SkinMonoBook extends SkinTemplate {
                $out->addScriptFile( 'wikibits.js' );
 
                //@@todo can move to parent once we update all skins (to not include things twice
-               if( $this->jsvarurl )
+               if(  isset($this->jsvarurl) )
                        $out->addScriptFile( $this->jsvarurl );
 
-               if( $this->userjs )
+               if(  isset($this->userjs) )
                        $out->addScriptFile( $this->userjs );
 
-               if( $this->userjsprev )
+               if(  isset($this->userjsprev) )
                        $out->addInlineScript( $this->userjsprev );
        }
 }
@@ -273,23 +273,23 @@ HTML
                <div class="pBody">
                        <ul>
 <?php
-               if($this->data['notspecialpage']) { ?>
+               if( isset($this->data['notspecialpage']) ) { ?>
                                <li id="t-whatlinkshere"><a href="<?php
                                echo htmlspecialchars($this->data['nav_urls']['whatlinkshere']['href'])
                                ?>"<?php echo $this->skin->tooltipAndAccesskey('t-whatlinkshere') ?>><?php $this->msg('whatlinkshere') ?></a></li>
 <?php
-                       if( $this->data['nav_urls']['recentchangeslinked'] ) { ?>
+                       if(  isset($this->data['nav_urls']['recentchangeslinked']) ) { ?>
                                <li id="t-recentchangeslinked"><a href="<?php
                                echo htmlspecialchars($this->data['nav_urls']['recentchangeslinked']['href'])
                                ?>"<?php echo $this->skin->tooltipAndAccesskey('t-recentchangeslinked') ?>><?php $this->msg('recentchangeslinked-toolbox') ?></a></li>
 <?php          }
                }
-               if(isset($this->data['nav_urls']['trackbacklink'])) { ?>
+               if( isset($this->data['nav_urls']['trackbacklink'])) { ?>
                        <li id="t-trackbacklink"><a href="<?php
                                echo htmlspecialchars($this->data['nav_urls']['trackbacklink']['href'])
                                ?>"<?php echo $this->skin->tooltipAndAccesskey('t-trackbacklink') ?>><?php $this->msg('trackbacklink') ?></a></li>
 <?php  }
-               if($this->data['feeds']) { ?>
+               if(  isset($this->data['feeds']) ) { ?>
                        <li id="feedlinks"><?php foreach($this->data['feeds'] as $key => $feed) {
                                        ?><a id="<?php echo Sanitizer::escapeId( "feed-$key" ) ?>" href="<?php
                                        echo htmlspecialchars($feed['href']) ?>" rel="alternate" type="application/<?php echo $key ?>+xml" class="feedlink"<?php echo $this->skin->tooltipAndAccesskey('feed-'.$key) ?>><?php echo htmlspecialchars($feed['text'])?></a>&nbsp;
@@ -298,7 +298,7 @@ HTML
 
                foreach( array('contributions', 'log', 'blockip', 'emailuser', 'upload', 'specialpages') as $special ) {
 
-                       if($this->data['nav_urls'][$special]) {
+                       if(  isset( $this->data['nav_urls'][$special]) ) {
                                ?><li id="t-<?php echo $special ?>"><a href="<?php echo htmlspecialchars($this->data['nav_urls'][$special]['href'])
                                ?>"<?php echo $this->skin->tooltipAndAccesskey('t-'.$special) ?>><?php $this->msg($special) ?></a></li>
 <?php          }
@@ -327,7 +327,7 @@ HTML
 
        /*************************************************************************************************/
        function languageBox() {
-               if( $this->data['language_urls'] ) {
+               if(  isset( $this->data['language_urls']) ) {
 ?>
        <div id="p-lang" class="portlet">
                <h5 <?php $this->html('userlangattributes') ?>><?php $this->msg('otherlanguages') ?></h5>