Suppress undefined index nickname notice in Model\Profile::sidebar

[friendica.git] / doc / themes.md
diff --git a/doc/themes.md b/doc/themes.md

index d0d74a92c6b6e2c4b32a37952ecf18c7e75ed989..6193fa2d22c04919f5075d50750f5390ae8ca25e 100644 (file)
--- a/doc/themes.md
+++ b/doc/themes.md
@@ -142,7 +142,7 @@ There you'll find somethink alike
              $colorset = Config::get('duepuntozero', 'colorset');
          if ($colorset) {
              if ($colorset == 'greenzero')
-                $a->page['htmlhead'] .= '<link rel="stylesheet" href="view/theme/duepuntozero/deriv/greenzero.css" type="text/css" media="screen" />'."\n";
+                DI::page()['htmlhead'] .= '<link rel="stylesheet" href="view/theme/duepuntozero/deriv/greenzero.css" type="text/css" media="screen" />'."\n";
              /* some more variants */
          }
  
@@ -181,13 +181,13 @@ Next take the default.php file found in the /view direcotry and exchange the asi
  So the central part of the file now looks like this:
  
      <body>
-        <?php if(x($page,'nav')) echo $page['nav']; ?>
-        <aside><?php if(x($page,'right_aside')) echo $page['right_aside']; ?></aside>
-        <section><?php if(x($page,'content')) echo $page['content']; ?>
+        <?php if(!empty($page['nav'])) echo $page['nav']; ?>
+        <aside><?php if(!empty($page['right_aside'])) echo $page['right_aside']; ?></aside>
+        <section><?php if(!empty($page['content'])) echo $page['content']; ?>
                  <div id="page-footer"></div>
          </section>
-        <right_aside><?php if(x($page,'aside')) echo $page['aside']; ?></right_aside>
-        <footer><?php if(x($page,'footer')) echo $page['footer']; ?></footer>
+        <right_aside><?php if(!empty($page['aside'])) echo $page['aside']; ?></right_aside>
+        <footer><?php if(!empty($page['footer'])) echo $page['footer']; ?></footer>
      </body>
  
  Finally we need a style.css file, inheriting the definitions from the parent theme and containing out changes for the new theme.
@@ -281,7 +281,7 @@ which declares *duepuntozero* as parent of the theme.
  If you want to add something to the HTML header of the theme, one way to do so is by adding it to the theme.php file.
  To do so, add something alike
  
-    $a->page['htmlhead'] .= <<< EOT
+    DI::page()['htmlhead'] .= <<< EOT
      /* stuff you want to add to the header */
      EOT;