/************* Product Post Type *****************/

// let's create the function for the (custom) product type
function product_post() {
    // creating (registering) the (custom) product type
    register_post_type( 'product', /* (http://codex.wordpress.org/Function_Reference/register_post_type) */
        // let's now add all the options for this post type
        array('labels' => array(
            'name' => __('Albums & Merch', 'bonestheme'), /* This is the Title of the Group */
            'singular_name' => __('Product', 'bonestheme'), /* This is the individual type */
            'all_items' => __('All Products', 'bonestheme'), /* the all items menu item */
            'add_new' => __('Add New Product', 'bonestheme'), /* The add new menu item */
            'add_new_item' => __('Add New Product', 'bonestheme'), /* Add New Display Title */
            'edit' => __( 'Edit', 'bonestheme' ), /* Edit Dialog */
            'edit_item' => __('Edit Product', 'bonestheme'), /* Edit Display Title */
            'new_item' => __('New Product', 'bonestheme'), /* New Display Title */
            'view_item' => __('View Product', 'bonestheme'), /* View Display Title */
            'search_items' => __('Search Product', 'bonestheme'), /* Search Custom Type Title */
            'not_found' =>  __('Nothing found in the Database. Freakin\' nutting, man. No Products AT ALL.', 'bonestheme'), /* This displays if there are no entries yet */
            'not_found_in_trash' => __('Nothing found in Trash but a cockroach', 'bonestheme'), /* This displays if there is nothing in the trash */
            'parent_item_colon' => ''
            ), /* end of arrays */
            'description' => __( 'This is the post type for products', 'bonestheme' ), /* Custom Type Description */
            'public' => true,
            'publicly_queryable' => true,
            'exclude_from_search' => false,
            'show_ui' => true,
            'query_var' => true,
            'menu_position' => 5, /* this is what order you want it to appear in on the left hand side menu */
            'menu_icon' => get_stylesheet_directory_uri() . '/library/images/product-post-icon.png', /* the icon for the custom post type menu */
            'rewrite'   => array( 'slug' => 'product', 'with_front' => false ), /* you can specify its url slug */
            'has_archive' => 'product', /* you can rename the slug here */
            'capability_type' => 'post',
            'hierarchical' => false,
            'taxonomies' => array( 'category'),
            'register_meta_box_cb' => 'add_album_info_meta_box',
            /* the next one is important, it tells what's enabled in the post editor
                         i.e. 'supports' => array( 'title', 'editor', 'author', 'thumbnail', 'excerpt', 'trackbacks', 'custom-fields', 'comments', 'revisions', 'sticky') */
            'supports' => array( 'title', 'editor', 'thumbnail', 'sticky')
        ) /* end of options */
    ); /* end of register post type */

    /* this adds your post categories to your custom post type */
    register_taxonomy_for_object_type('category', 'product');
    /* this adds your post tags to your custom post type */
    register_taxonomy_for_object_type('post_tag', 'product');

}

// Remove default category and tag box
function remove_product_default_fields() {
    remove_meta_box( 'categorydiv' , 'product' , 'side' );          // Category Box
//  remove_meta_box( 'tagsdiv-post_tag' , 'product' , 'side' );     // Tag Box (uncomment to hide)
}
add_action( 'admin_menu' , 'remove_product_default_fields' );

// Save Product to "Products" category
function save_to_product_category($post_ID) {

    //PARENT CATEGORY
    //Create parent category based on Singular Name
        $get_cat_name = get_post_type_object( 'product' );
        $cat_name = $get_cat_name->labels->singular_name;
        if ( ! category_exists($cat_name) ) {
            wp_create_category( $cat_name );
        }

    //Assign post to parent category
        global $wpdb;
        if(wp_is_post_autosave($post_ID) || wp_is_post_revision($post_ID)) {
          return $post_ID;
        }
        $ccat_id = intval( get_cat_ID( $cat_name ) );
        wp_set_object_terms( $post_ID, $ccat_id, 'category' );

    //CHILD CATEGORY
    //Create child category based on Format
        $get_child_cat_name = $post_meta_data['album_info_format'][0];
        foreach ($get_child_cat_name as $child_cat_string) {
                                                                    switch($child_cat_string) {
                                                                        //Cassette
                                                                            case 'mc':
                                                                            $child_cat_name = array('Record','Cassette');
                                                                            break;
                                                                        //CD
                                                                            case 'cd':
                                                                            $child_cat_name = array('Record','CD');
                                                                            break;
                                                                        //Vinyl
                                                                            case 'lp':
                                                                            $child_cat_name = array('Record','Vinyl');
                                                                            break;
                                                                        //Digital
                                                                            case 'mp':
                                                                            $child_cat_name = array('Record','Digital');
                                                                            break;
                                                                        //Magazine
                                                                            case 'zine':
                                                                            $child_cat_name = array('Print','Magazine');
                                                                            break;
                                                                        //Print
                                                                            case 'print':
                                                                            $child_cat_name = array('Print');
                                                                            break;
                                                                        //Video
                                                                            case 'video':
                                                                            $child_cat_name = array('Video');
                                                                            break;
                                                                        //Apparel
                                                                            case 'apparel':
                                                                            $child_cat_name = array('Apparel');
                                                                            break;
                                                                        //Textile
                                                                            case 'textile':
                                                                            $child_cat_name = array('Textile');
                                                                            break;
                                                                        //Merch
                                                                            case 'merch':
                                                                            $child_cat_name = array('Merchandise');
                                                                            break;
                                                                        //Other
                                                                            case 'other':
                                                                            $child_cat_name = array('Other Formats');
                                                                            break;
                                                                    }
                                                            }
        foreach ($child_cat_name as $child_cat_name_string) {
            if ( ! category_exists($child_cat_name_string) ) {
                wp_create_category( $child_cat_name_string, $ccat_id );
            }
        }

    //Assign post to child category
        global $wpdb;
        if(wp_is_post_autosave($post_ID) || wp_is_post_revision($post_ID)) {
          return $post_ID;
        }
        foreach ($child_cat_name as $child_cat_cat_string) {
            $child_ccat_id = intval( get_cat_ID( $child_cat_cat_string ) );
            wp_set_object_terms( $post_ID, $child_ccat_id, 'category' );
        }

}

add_action('publish_product', 'save_to_product_category');



// adding the (custom) product function to the Wordpress init
add_action( 'init', 'product_post');


/************* Album Info Meta Box *****************/

// Add the Album Info Meta Box

function add_album_info_meta_box() {
    add_meta_box(
        'album_info_meta_box',      // $id
        'Album Info',               // $title
        'show_album_info_meta_box', // $callback
        'product',                  // $page
        'normal',                   // $context
        'high'                      // $priority
    );
}

add_action('add_meta_boxes', 'add_album_info_meta_box');

// Field Array
$prefix = 'album_info_';
$album_info_meta_fields = array(
    array (
        'label' => 'Product Type',
        'desc'  => 'Is this product music (cassette, album, mp3 etc.) or anything else (book, magazine, tote bag etc.)?',
        'id'    => $prefix.'product_type',
        'type'  => 'radio',
        'options' => array (
            'music' => array (
                'label' => 'Music',
                'value' => 'music'
            ),
            'else' => array (
                'label' => 'Something Else',
                'value' => 'else'
            )
        )
    ),
    array(
        'label'=> 'Catalog Number',
        'desc'  => 'Catalog Number; i.e. eco_024 (must be lowercase!)',
        'id'    => $prefix.'catalog',
        'type'  => 'catalog'
    ),
    array(
        'label'=> 'Bandcamp ID',
        'desc'  => 'Bandcamp ID of the album; as given i.e. in Bandcamp\'s embed code. ',
        'id'    => $prefix.'bandcamp',
        'type'  => 'text'
    ),
    array(
        'label'=> 'Discogs.com URL',
        'desc'  => 'If Discogs has an entry for the album, place URL here; i.e. http://www.discogs.com/Zoul-Pig-Nest/release/2524164',
        'id'    => $prefix.'discogs',
        'type'  => 'text'
    ),
    array(
        'label'=> 'Artist',
        'desc'  => 'The artist\'s name or "Various" if there is more than one artist, i.e. for compilations',
        'id'    => $prefix.'artist',
        'type'  => 'text'
    ),
    array(
        'label'=> 'Title',
        'desc'  => 'The album title',
        'id'    => $prefix.'album',
        'type'  => 'text'
    ),
    array(
        'label'=> 'Specials',
        'desc'  => 'Notes about special packaging etc.',
        'id'    => $prefix.'special',
        'type'  => 'textarea'
    ),
    array(
        'label'=> 'Number of Tracks/Pages',
        'desc'  => 'How many Tracks/Pages does the album/magazine have?<br>(Leave empty if this is not making sense for this specific product!)',
        'id'    => $prefix.'tracks',
        'type'  => 'number'
    ),
    array(
        'label'=> 'Length',
        'desc'  => 'How long is the album? dd:hh:mm:ss, i.e. 27:00',
        'id'    => $prefix.'length',
        'type'  => 'text'
    ),
    array(
        'label'=> 'Copies',
        'desc'  => 'How many copies?',
        'id'    => $prefix.'copies',
        'type'  => 'number'
    ),
    array(
        'label' => 'Release Date',
        'desc'  => 'Pick the day the item was released. yyyy-mm-dd',
        'id'    => $prefix.'release_date',
        'type'  => 'date'
    ),
    array (
        'label' => 'Format',
        'desc'  => 'In which format is this product available?<br>Examples:<br>1. For a cassette with an artist zine check "Cassette" and "Magazine".<br>2. For an album that can be purchased as a CD and/or downloaded on Bandcamp check "CD" and "Digital".<br>3. For a 12" that comes <u>in</u> a tote bag check "Vinyl" and "Textile".<br>4. For a tote bag that every fan girl urgently needs to have check "Merch".',
        'id'    => $prefix.'format',
        'type'  => 'checkbox_group',
        'options' => array (
            'mc' => array (
                'label' => 'Cassette',
                'value' => 'mc'
            ),
            'cd' => array (
                'label' => 'CD',
                'value' => 'cd'
            ),
            'lp' => array (
                'label' => 'Vinyl',
                'value' => 'lp'
            ),
            'mp' => array (
                'label' => 'Digital',
                'value' => 'mp'
            ),
            'zine' => array (
                'label' => 'Magazine',
                'value' => 'zine'
            ),
            'print' => array (
                'label' => 'Print',
                'value' => 'print'
            ),
            'video' => array (
                'label' => 'Video',
                'value' => 'video'
            ),
            'apparel' => array (
                'label' => 'Apparel',
                'value' => 'apparel'
            ),
            'textile' => array (
                'label' => 'Textile',
                'value' => 'textile'
            ),
            'merch' => array (
                'label' => 'Merchandise',
                'value' => 'merch'
            ),
            'other' => array (
                'label' => 'Other',
                'value' => 'other'
            )
        )
    )
);


// The Callback
function show_album_info_meta_box() {
global $album_info_meta_fields, $post;
// Use nonce for verification
echo '<input type="hidden" name="album_info_meta_box_nonce" value="'.wp_create_nonce(basename(__FILE__)).'" />';

    // Begin the field table and loop
    echo '<table class="form-table">';
    foreach ($album_info_meta_fields as $field) {
        // get value of this field if it exists for this post
        $meta = get_post_meta($post->ID, $field['id'], true);
        // begin a table row with
        echo '<tr>
                <th><label for="'.$field['id'].'">'.$field['label'].'</label></th>
                <td>';
                switch($field['type']) {

                    // radio
                    case 'radio':
                    foreach ( $field['options'] as $option ) {
                        echo '<input type="radio" name="'.$field['id'].'" id="'.$option['value'].'" value="'.$option['value'].'" ',$meta == $option['value'] ? ' checked="checked"' : '',' />
                        <label for="'.$option['value'].'">'.$option['label'].'</label><br>';
                    }
                    echo '<span class="description">'.$field['desc'].'</span>';
                    break;

                    // catalog
                    case 'catalog':
                    echo '<input type="text" name="'.$field['id'].'" id="'.$field['id'].'" value="'.$meta.'" size="10" />
                    <br><span class="description">'.$field['desc'].'</span>';
                    break;

                    // text
                    case 'text':
                    echo '<input type="text" name="'.$field['id'].'" id="'.$field['id'].'" value="'.$meta.'" size="30" />
                    <br><span class="description">'.$field['desc'].'</span>';
                    break;

                    // textarea
                    case 'textarea':
                    echo '<textarea name="'.$field['id'].'" id="'.$field['id'].'" cols="60" rows="4">'.$meta.'</textarea>
                    <br><span class="description">'.$field['desc'].'</span>';
                    break;

                    // number
                    case 'number':
                    echo '<input type="number" name="'.$field['id'].'" id="'.$field['id'].'" value="'.$meta.'" size="30" />
                    <br><span class="description">'.$field['desc'].'</span>';
                    break;

                    // checkbox_group
                    case 'checkbox_group':
                        foreach ($field['options'] as $option) {
                            echo '<input type="checkbox" value="'.$option['value'].'" name="'.$field['id'].'[]" id="'.$option['value'].'"',$meta && in_array($option['value'], $meta) ? ' checked="checked"' : '',' />
                                    <label for="'.$option['value'].'">'.$option['label'].'</label><br>';
                        }
                        echo '<span class="description">'.$field['desc'].'</span>';
                    break;

                    // date
                    case 'date':
                    echo '<input type="text" class="datepicker" name="'.$field['id'].'" id="'.$field['id'].'" value="'.$meta.'" size="30" />
                    <br><span class="description">'.$field['desc'].'</span>';
                    break;

                } //end switch
        echo '</td></tr>';
    } // end foreach
    echo '<tr><td colspan="2"><strong>For ALBUM ARTWORK set Featured Image!</strong></td></tr></table>'; // end table
}

// Datepicker
    // load jQuery Datepicker
        add_action( 'admin_print_scripts-post.php', 'product_admin_script' , 11 );
        add_action( 'admin_print_scripts-post-new.php', 'product_admin_script', 11 );

        function product_admin_script() {
            global $post_type;
            if( $post_type != 'product' ) { return; }
            wp_enqueue_script( 'jquery-ui-datepicker' );
            wp_enqueue_style('jquery-ui-custom', get_template_directory_uri().'/library/css/jquery-ui-custom.css');
        }


    // assign jQuery to date fields
    add_action('admin_head','add_album_info_scripts');
    function add_album_info_scripts() {
        global $album_info_meta_fields, $post, $post_type;
            if( $post_type != 'product' ) { return; }
            $output = '<script type="text/javascript">
                        jQuery(function() {';

            foreach ($album_info_meta_fields as $field) { // loop through the fields looking for certain types
                if($field['type'] == 'date')
                    $output .= 'jQuery(".datepicker").datepicker({ dateFormat: \'yy-mm-dd\' });';
            }

            $output .= '});</script>
        ';

            echo $output;

    }


// Save the Data
function save_album_info_meta($post_id) {
    global $album_info_meta_fields;

    // verify nonce
    if (!wp_verify_nonce($_POST['album_info_meta_box_nonce'], basename(__FILE__)))
        return $post_id;
    // check autosave
    if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE)
        return $post_id;
    // check permissions
    if ('page' == $_POST['post_type']) {
        if (!current_user_can('edit_page', $post_id))
            return $post_id;
        } elseif (!current_user_can('edit_post', $post_id)) {
            return $post_id;
    }

    // loop through fields and save the data
    foreach ($album_info_meta_fields as $field) {
        $old = get_post_meta($post_id, $field['id'], true);
        $new = $_POST[$field['id']];
        if ($new && $new != $old) {
            update_post_meta($post_id, $field['id'], $new);
        } elseif ('' == $new && $old) {
            delete_post_meta($post_id, $field['id'], $old);
        }
    } // end foreach
} // don't remove this bracket!

add_action('save_post', 'save_album_info_meta');


// Add Products to Archive.php and Search

    //Archive
    function namespace_add_custom_types( $query ) {
      if( is_category() || is_tag() && empty( $query->query_vars['suppress_filters'] ) ) {
        $query->set( 'post_type', array(
         'post', 'product'
            ));
          return $query;
        }
    }
    //The hook
    add_filter( 'pre_get_posts', 'namespace_add_custom_types' );

    //Search
        // Define what post types to search
        function searchAll( $query ) {
            if ( $query->is_search ) {
                $query->set( 'post_type', array( 'post', 'page', 'feed', 'product'));
            }
            return $query;
        }

        // The hook needed to search ALL post types
        add_filter( 'the_search_query', 'searchAll' );