Changeset 12775 for extensions/derivatives/main.inc.php

Timestamp:

Dec 21, 2011, 2:51:44 PM (12 years ago)

Author:

rvelices

Message:

derivatives - can display several sizes on picture page

File:

• extensions/derivatives/main.inc.php (modified) (1 diff)

extensions/derivatives/main.inc.php

@@ -24 +24 @@
 }
 
+
+add_event_handler(
+  'render_element_content',
+  'dyn_render_picture_content',
+  EVENT_HANDLER_PRIORITY_NEUTRAL-1,
+  2
+  );
+
+function dyn_render_picture_content($content, $element_info)
+{
+  if ( !empty($content) )
+  {// someone hooked us - so we skip;
+    return $content;
+  }
+
+  $all_derivatives = DerivativeImage::get_all($element_info);
+  //var_export($all_derivatives);
+  $selected_derivative = $all_derivatives[IMG_LARGE];
+
+  $available_derivatives = array();
+  $added = array();
+  foreach($all_derivatives as $type => $derivative)
+  {
+    $url = $derivative->get_url();
+    if (isset($added[$url]))
+      continue;
+    $added[$url] = 1;
+    $available_derivatives[] = $type;
+  }
+
+
+  global $user, $page, $template;
+
+  $template->set_filenames(
+    array('default_content'=> dirname(__FILE__).'/picture_content.tpl')
+    );
+
+  $template->append('current', array(
+      'all_derivatives' => $all_derivatives,
+      'selected_derivative' => $selected_derivative,
+      'available_derivative_types' => $available_derivatives,
+    ), true);
+
+  $template->assign( array(
+    'ALT_IMG' => $element_info['file'] ));
+
+  return $template->parse( 'default_content', true);;
+}
 ?>