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theme_update_available

Definition:
function theme_update_available( $theme ) {}

Check if there is an update for a theme available.
Will display link, if there is an update available.

Parameters

  • object $theme: Theme data object.

Return values

returns:False if no valid info was passed.

Source code

function theme_update_available( $theme ) {

	static $themes_update;



	if ( !current_user_can('update_themes' ) )

		return;



	if ( !isset($themes_update) )

		$themes_update = get_site_transient('update_themes');



	if ( is_object($theme) && isset($theme->stylesheet) )

		$stylesheet = $theme->stylesheet;

	elseif ( is_array($theme) && isset($theme['Stylesheet']) )

		$stylesheet = $theme['Stylesheet'];

	else

		return false; //No valid info passed.



	if ( isset($themes_update->response[ $stylesheet ]) ) {

		$update = $themes_update->response[ $stylesheet ];

		$theme_name = is_object($theme) ? $theme->name : (is_array($theme) ? $theme['Name'] : '');

		$details_url = add_query_arg(array('TB_iframe' => 'true', 'width' => 1024, 'height' => 800), $update['url']); //Theme browser inside WP? replace this, Also, theme preview JS will override this on the available list.

		$update_url = wp_nonce_url('update.php?action=upgrade-theme&theme=' . urlencode($stylesheet), 'upgrade-theme_' . $stylesheet);

		$update_onclick = 'onclick="if ( confirm(\'' . esc_js( __("Updating this theme will lose any customizations you have made.  'Cancel' to stop, 'OK' to update.") ) . '\') ) {return true;}return false;"';



		if ( !is_multisite() ) {

			if ( ! current_user_can('update_themes') )

				printf( '<p><strong>' . __('There is a new version of %1$s available. <a href="%2$s" class="thickbox" title="%1$s">View version %3$s details</a>.') . '</strong></p>', $theme_name, $details_url, $update['new_version']);

			else if ( empty($update['package']) )

				printf( '<p><strong>' . __('There is a new version of %1$s available. <a href="%2$s" class="thickbox" title="%1$s">View version %3$s details</a>. <em>Automatic update is unavailable for this theme.</em>') . '</strong></p>', $theme_name, $details_url, $update['new_version']);

			else

				printf( '<p><strong>' . __('There is a new version of %1$s available. <a href="%2$s" class="thickbox" title="%1$s">View version %3$s details</a> or <a href="%4$s" %5$s>update automatically</a>.') . '</strong></p>', $theme_name, $details_url, $update['new_version'], $update_url, $update_onclick );

		}

	}

}

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