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Wordpress: Custom Post Type Template
<?php
/* !-------- CUSTOM POST TYPE ------------------- */
/*------------------------------------------------------------ */
/**
* This is a Template for a Custom Post Type, in this case a Slider Image Post Type.
* I use this Post Type for Slideshows like Flexslider.
* Copy this file and/or customize it for you needs.
*/
function bb_create_cpt_slider_image() {
$name = array(
'singular' => _x('Slider Image', 'CPT Slider Image Singular Name', 'big_bang'),
'plural' => _x('Slider Images', 'CPT Slider Images Plural Name', 'big_bang')
);
$labels = array(
'name' => $name['plural'],
'singular_name' => $name['singular'],
'add_new' => __('Add', 'big_bang').' '.$name['singular'],
'add_new_item' => __('Add new', 'big_bang').' '.$name['singular'],
'edit_item' => __('Edit', 'big_bang').' '.$name['singular'],
'new_item' => __('New', 'big_bang').' '.$name['singular'],
'view_item' => __('View', 'big_bang').' '.$name['singular'],
'search_items' => __('Search', 'big_bang').' '.$name['plural'],
'not_found' => __('No', 'big_bang').' '.strtolower($name['plural']).' '.__('found', 'big_bang'),
'not_found_in_trash' => __('No', 'big_bang').' '.strtolower($name['plural']).' '.__('found in Trash', 'big_bang'),
'parent_item_colon' => ''
);
$args = array(
'labels' => $labels,
'description' => __('The Custom Post Type for the Slider Images', 'big_bang'),
'public' => true,
'publicly_queryable' => true,
'exclude_from_search' => true,
'show_ui' => true,
'menu_position' => 6,
'menu_icon' => get_stylesheet_directory_uri(). '/assets/images/custom-post-icon-1.png',
'query_var' => true,
'rewrite' => array('with_front' => false, 'slug' => 'sliderimages'),
'supports' => array('title', 'thumbnail'),
'register_meta_box_cb' => 'bb_register_cpt_slider_image_meta_box'
);
register_post_type('slider_image', $args);
}
add_action('init', 'bb_create_cpt_slider_image');
/* !-------- Slider Image Metabox ------------------- */
/*------------------------------------------------------------ *\
\*------------------------------------------------------------ */
function bb_register_cpt_slider_image_meta_box() {
add_meta_box('slider_image_meta_data', __('Slider Image Data', 'big_bang'), 'bb_render_cpt_slider_image_meta_box', 'slider_image', 'normal', 'default');
}
function bb_render_cpt_slider_image_meta_box( $post ) {
$values = get_post_custom( $post->ID );
$caption = isset( $values['slider_image_caption'] ) ? esc_attr( $values['slider_image_caption'][0] ) : '';
$slider_image_ext_link = isset( $values['slider_image_ext_link'] ) ? esc_attr( $values['slider_image_ext_link'][0] ) : '';
$slider_image_int_link = isset( $values['slider_image_int_link'] ) ? esc_attr( $values['slider_image_int_link'][0] ) : '';
$posts = get_posts('numberpost=-1');
$pages = get_pages();
wp_nonce_field('slider_image_nonce', 'slider_image_nonce_field');
?>
<table class="meta-form-table">
<tr>
<td class="left">
<label for="slider_image_caption"><?php _e('Caption', 'big_bang'); ?></label>
</td>
<td class="right">
<textarea name="slider_image_caption" id="slider_image_caption"><?php echo $caption; ?></textarea>
</td>
</tr>
<tr>
<td class="left">
<label for="slider_image_ext_link"><?php _e('External Link', 'big_bang'); ?></label>
</td>
<td class="right">
<input type="text" name="slider_image_ext_link" id="slider_image_ext_link" value="<?php echo $slider_image_ext_link; ?>" />
</td>
</tr>
<tr>
<td class="left">
<label for="slider_image_int_link"><?php _e('Interal Link', 'big_bang'); ?></label>
</td>
<td class="right">
<select name="slider_image_int_link" id="slider_image_int_link">
<option value="">---</option>
<optgroup label="<?php _e('Pages', 'big_bang'); ?>">
<?php foreach ( $pages as $page) : ?>
<option value="<?php echo get_permalink($page->ID); ?>" <?php selected($slider_image_int_link, get_permalink($page->ID)); ?>>
<?php echo $page->post_title; ?>
</option>
<?php endforeach; ?>
</optgroup>
<optgroup label="<?php _e('Posts', 'big_bang'); ?>">
<?php foreach ( $posts as $post) : ?>
<option value="<?php echo get_permalink($post->ID); ?>" <?php selected($slider_image_int_link, get_permalink($post->ID)); ?>>
<?php echo $post->post_title; ?>
</option>
<?php endforeach; ?>
</optgroup>
</select>
</td>
</tr>
</table>
<?php
}
/* !-------- SAVE SLIDER IMAGE META ------------------- */
/*------------------------------------------------------------ */
function bb_save_cpt_slider_image( $post_id ) {
//Bail if we're doing an auto save
if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) return;
//if our nonce isn't there, or we can't verify it, bail
if( !isset($_POST['slider_image_nonce_field']) || !wp_verify_nonce( $_POST['slider_image_nonce_field'], 'slider_image_nonce' ) ) return;
// if our current user can't edit this post, bail
if( !current_user_can( 'edit_post' ) ) return;
//now we can save the data
//allowed html tags
$allowed = array(
'a' => array(
'href' => array(),
'title'=> array()
)
);
//make sure your data is set before trying to save it
if ( isset($_POST['slider_image_caption']) && $_POST['slider_image_caption'] != '' ) {
update_post_meta($post_id, 'slider_image_caption', wp_kses( $_POST['slider_image_caption'], $allowed ) );
}
else {
delete_post_meta($post_id, 'slider_image_caption', get_post_meta($post_id, 'slider_image_caption', true));
}
if ( isset($_POST['slider_image_ext_link']) && $_POST['slider_image_ext_link'] != '' ) {
update_post_meta($post_id, 'slider_image_ext_link', esc_attr( $_POST['slider_image_ext_link'] ) );
}
else {
delete_post_meta($post_id, 'slider_image_ext_link', get_post_meta($post_id, 'slider_image_ext_link', true));
}
if ( isset($_POST['slider_image_int_link']) && $_POST['slider_image_int_link'] != '' ) {
update_post_meta($post_id, 'slider_image_int_link', esc_attr( $_POST['slider_image_int_link'] ) );
}
else {
delete_post_meta($post_id, 'slider_image_int_link', get_post_meta($post_id, 'slider_image_int_link', true));
}
}
add_action('save_post', 'bb_save_cpt_slider_image');
/* !-------- ADMIN COLUMNS FOR SLIDER IMAGES ------------------- */
/*------------------------------------------------------------ */
/**
* Add Post Thumbnail Size for the Preview in the Backend
*/
function bb_cpt_slider_image_col_size() {
add_image_size('admin_col', 100, 100, true);
}
add_action('after_setup_theme', 'bb_cpt_slider_image_col_size');
/**
* Call the filter/action to manipulate the Admin Columns
*/
function bb_cpt_slider_image_admin_cols() {
add_filter( 'manage_edit-slider_image_columns', 'bb_cpt_slider_image_columns_filter', 10, 1);
add_action( 'manage_slider_image_posts_custom_column', 'bb_cpt_slider_image_columns_action', 10, 1);
}
add_action('admin_init', 'bb_cpt_slider_image_admin_cols');
/**
* Manipulate the Array for the Columns and add our Meta Data as Columns
*/
function bb_cpt_slider_image_columns_filter( $columns ) {
$columns_thumbnail = array( 'thumbnail' => __('Thumbnail', 'big_bang') );
$columns_caption = array( 'caption' => __('Caption', 'big_bang' ) );
$columns_extlink = array( 'ext_link' => __('External Link', 'big_bang' ) );
$columns_intlink = array( 'int_link' => __('Internal Link', 'big_bang' ) );
$columns = array_slice( $columns, 0, 1, true) + $columns_thumbnail + array_slice( $columns, 1, 1, true) + $columns_caption + $columns_extlink + $columns_intlink + array_slice( $columns, 2, NULL, true);
return $columns;
}
/**
* Fill the columns with content
*/
function bb_cpt_slider_image_columns_action( $column ) {
global $post;
$meta = get_post_custom( $post->ID );
if ( $intlink_id = url_to_postid($meta['slider_image_int_link'][0]) ) {
$title = get_the_title($intlink_id);
}
else {
$title = '-';
}
switch ( $column ) {
case 'thumbnail':
echo get_the_post_thumbnail( $post->ID, 'admin_col' );
break;
case 'caption':
echo $meta['slider_image_caption'][0];
break;
case 'ext_link':
echo $meta['slider_image_ext_link'][0];
break;
case 'int_link':
echo $title;
break;
}
}
/* !-------- CPT SLIDER IMAGE TAXONOMY ------------------- */
/*------------------------------------------------------------ */
function bb_cpt_slider_image_cat() {
$labels = array(
'name' => __('Slider Image Categories', 'big_bang'),
'singular_name' => __('Slider Image Category', 'big_bang'),
'search_items' => __('Search Slider Image Categories', 'big_bang'),
'all_items' => __('Categories', 'big_bang'),
);
register_taxonomy('slider_image_category', array('slider_image'),
array(
'labels' => $labels,
'hierarchical' => true,
'show_ui' => true,
'query_var' => true,
'rewrite' => array( 'slug' => 'slider_image')
)
);
}
add_action('init', 'bb_cpt_slider_image_cat');
/* !-------- CPT SLIDER IMAGE TAXONOMY ADMIN PAGE FILTER ------------------- */
/*------------------------------------------------------------ */
function bb_filter_manage_posts() {
global $typenow;
$taxonomy = $typenow.'_category';
if( $typenow != "page" && $typenow != "post" ){
$filters = array($taxonomy);
foreach ($filters as $tax_slug) {
$tax_obj = get_taxonomy($tax_slug);
$tax_name = $tax_obj->labels->name;
$terms = get_terms($tax_slug);
echo "<select name='$tax_slug' id='$tax_slug' class='postform'>";
echo "<option value=''>".__('Show all', 'big_bang')." $tax_name</option>";
foreach ($terms as $term) { echo '<option value='. $term->slug, $_GET[$tax_slug] == $term->slug ? ' selected="selected"' : '','>' . $term->name .' (' . $term->count .')</option>'; }
echo "</select>";
}
}
}
add_action( 'restrict_manage_posts', 'bb_filter_manage_posts' );
//End of file custom_post_type_slider_image.php
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