Category: Wordpress development
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Add custom fields under wp general settings
To add custom fields under wordpress general settings without hacking core code use this as example. Of course you can make it better and write some fancy class for doing this. add_filter(‘admin_init’, ‘my_general_settings_register_fields’); function my_general_settings_register_fields() { register_setting(‘general’, ‘my_field’, ‘esc_attr’); add_settings_field(‘my_field’, ‘<label for=”my_field”>’.__(‘My Field’ , ‘my_field’ ).'</label>’ , ‘my_general_settings_fields_html’, ‘general’); } function my_general_settings_fields_html() { $value =…
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WordPress custom menu display
Just a small example of how to build custom menu output in WordPress. $menu_args = array(‘menu’ => ‘Main menu’, ‘echo’ => 0) ; $menu_string = wp_nav_menu($menu_args); $xml = new SimpleXMLElement($menu_string); $out = false; foreach ($xml->ul[0] as $li) { $classes = array(‘current-page-ancestor’, ‘current-menu-item’, ‘current-menu-parent’); if (strstr($li[‘class’], ‘current-page-ancestor’) || strstr($li[‘class’], ‘current-menu-item’) || strstr($li[‘class’], ‘current-menu-parent’)) { $out =…
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Custom columns for custom post type
When using hook “manage_MY_TYPE_NAME_posts_columns” or “manage_MY_TYPE_NAME_posts_custom_column” on WP version >= 3.1 the syntax is little bit changed. Here’s the example: add_filter(‘manage_MY_TYPE_NAME_posts_custom_column’, ‘my_column_values’); add_filter(‘manage_MY_TYPE_NAME_posts_columns’, ‘my_columns’); function my_columns($columns) { $columns[‘custom_col’] = __(‘Field name text’); return $columns; } function my_column_values($name, $post_id) { global $post, $typenow; // Use $typenow to check custom post type switch ($name) { case ‘custom_col’:…
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Disable wordpress core updates display
Ever had a situation where you have given admin right to the client? What usally happens is that client will update the wordpress core. If we are talking about custom solutions, its most definitely not safe to update the core. Here’s a solution for disabling the opportunity to update WordPress core. add_action( ‘init’, create_function( ‘$a’,…
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Plugin GeoMashup
GeoMashup plugin usage in WordPress template files. <?php echo GeoMashup::map(); ?>
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XHTML SEO friendly sample header
Standard solution for developing WordPress header. SEO friendly and can be copied every time new template is created. <!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> <html xmlns=”http://www.w3.org/1999/xhtml” <?php language_attributes(); ?>> <head profile=”http://gmpg.org/xfn/11″> <meta http-equiv=”Content-Type” content=”<?php bloginfo(‘html_type’); ?>; charset=<?php bloginfo(‘charset’); ?>” /> <title><?php wp_title(‘|’, true, ‘right’); ?> <?php bloginfo(‘name’); ?></title> <link rel=”pingback” href=”<?php bloginfo(‘pingback_url’); ?>”…
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Show custom field if one exists
Often we have custom fields in containers ( DIV, SPAN etc. ) designed by CSS. Here’s a solution for displaying custom field content, if one exists. <?php if ( get_post_meta($post->ID, ‘custom-field-name’, true) ) : ?> <?php echo get_post_meta($post->ID, ‘custom-field-name’, true); ?> <?php endif; ?>