public function admin_coupon_options_extended_features()
    {
        //=============================
        //Title
        echo "<h3 style='display:inline'>" . esc_html(__('Auto coupon', 'woocommerce-jos-autocoupon')) . "</h3>\n";
        //=============================
        // Auto coupon checkbox
        woocommerce_wp_checkbox(array('id' => '_wjecf_is_auto_coupon', 'label' => __('Auto coupon', 'woocommerce-jos-autocoupon'), 'description' => __("Automatically add the coupon to the cart if the restrictions are met. Please enter a description when you check this box, the description will be shown in the customer's cart if the coupon is applied.", 'woocommerce-jos-autocoupon')));
        //=============================
        // Apply without notice
        woocommerce_wp_checkbox(array('id' => '_wjecf_apply_silently', 'label' => __('Apply silently', 'woocommerce-jos-autocoupon'), 'description' => __("Don't display a message when this coupon is automatically applied.", 'woocommerce-jos-autocoupon')));
        ?>
		
		<script type="text/javascript">
			//Hide/show when AUTO-COUPON value changes
			function update_wjecf_apply_silently_field( animation ) { 
					if ( animation === undefined ) animation = 'slow';
					
					if (jQuery("#_wjecf_is_auto_coupon").prop('checked')) {
						jQuery("._wjecf_apply_silently_field").show( animation );
					} else {
						jQuery("._wjecf_apply_silently_field").hide( animation );
					}
			}
			update_wjecf_apply_silently_field( 0 );	
			
			jQuery("#_wjecf_is_auto_coupon").click( update_wjecf_apply_silently_field );
		</script>
		<?php 
    }

/**
 * Adds the option to set the product as coming soon for single products.
 *
 * @since  1.0.0
 * @access public
 * @uses   woocommerce_wp_checkbox()
 * @uses   woocommerce_wp_text_input()
 */
function ss_wc_write_coming_soon_tab_panel()
{
    echo '<div class="options_group">';
    woocommerce_wp_checkbox(array('id' => '_set_coming_soon', 'label' => __('Set for Coming Soon?', 'ss-wc-coming-soon'), 'desc_tip' => true, 'description' => __('Make sure that you have set the stock to "Out of Stock".', 'ss-wc-coming-soon'), 'wrapper_class' => 'hide_if_variable'));
    woocommerce_wp_text_input(array('id' => '_coming_soon_label', 'label' => __('Coming Soon Label', 'ss-wc-coming-soon'), 'placeholder' => __('Coming Soon', 'ss-wc-coming-soon'), 'desc_tip' => true, 'description' => __('Enter the label you want to show if coming soon is set. Default: Coming Soon', 'ss-wc-coming-soon'), 'wrapper_class' => 'hide_if_variable'));
    echo '</div>';
}

    public static function output_shipping()
    {
        global $post, $thepostid;
        if (version_compare(WC()->version, '2.3', '<')) {
            return;
        }
        $thepostid = $post->ID;
        $_product = wc_get_product($thepostid);
        $delivery_time = $_product->gzd_product->delivery_time;
        ?>
	

		<p class="form-field">
			<label for="delivery_time"><?php 
        _e('Delivery Time', 'woocommerce-germanized');
        ?>
</label>
			<input type="hidden" class="wc-product-search wc-gzd-delivery-time-search" style="width: 50%" id="delivery_time" name="delivery_time" data-minimum_input_length="1" data-allow_clear="true" data-placeholder="<?php 
        _e('Search for a delivery time&hellip;', 'woocommerce-germanized');
        ?>
" data-action="woocommerce_gzd_json_search_delivery_time" data-multiple="false" data-selected="<?php 
        echo $delivery_time ? $delivery_time->name : '';
        ?>
" value="<?php 
        echo $delivery_time ? $delivery_time->term_id : '';
        ?>
" />
		</p>
		
		<?php 
        // Free shipping
        woocommerce_wp_checkbox(array('id' => '_free_shipping', 'label' => __('Free shipping?', 'woocommerce-germanized'), 'description' => __('This option disables the "plus shipping costs" notice on product page', 'woocommerce-germanized')));
    }

/**
 * Display the custom WCRC fields on every product edit page
 */
function woo_refercheck_add_custom_general_fields()
{
    global $woocommerce, $post;
    // read the current referrers list
    $referrers = get_post_meta($post->ID, '_woo_refercheck_referrers', true);
    // convert to array
    $ref_array = json_decode($referrers);
    // build the value of the textarea
    $theval = '';
    if (count($ref_array) > 0) {
        $i = 0;
        foreach ($ref_array as $item) {
            $theval .= $item;
            if ($i != count($ref_array) - 1) {
                $theval .= PHP_EOL;
            }
            $i++;
        }
    }
    // start the HTML output for the custom fields
    echo '<div class="options_group">';
    // create and output the checkbox
    woocommerce_wp_checkbox(array('id' => '_woo_refercheck_checkbox', 'label' => __('Limit to referrer(s)', 'woo-refercheck'), 'description' => __('Select if the display of this product should be limited to the specified referrer(s).', 'woo-refercheck')));
    // create and output the text field
    woocommerce_wp_textarea_input(array('id' => '_woo_refercheck_referrers', 'label' => __('Allowed referrer(s)', 'woo-refercheck'), 'placeholder' => '', 'desc_tip' => 'true', 'description' => __('Add the full HTTP addresseses of allowed referrer(s) for this product, one per line.', 'woo-refercheck'), 'value' => $theval));
    woocommerce_wp_text_input(array('id' => '_woo_refercheck_target', 'label' => __('Redirect to', 'woo-refercheck'), 'placeholder' => 'http://', 'desc_tip' => 'true', 'description' => __('Enter the absolute URL to redirect to when this product is accessed form an unallowed referer.', 'woo-refercheck')));
    // complete the HTML output
    echo '</div>';
}

/**
 * Adds the custom fields
 *
 * @access public
 * @return void
 */
function discontinued_product_for_woocommerce_add_custom_fields()
{
    global $woocommerce, $post;
    echo '<div class="options_group">';
    woocommerce_wp_checkbox(array('id' => '_discontinued', 'label' => __('Discontinued', 'discontinued_product_for_woocommerce'), 'name' => '_discontinued', 'description' => __('Check this box to mark this product as discontinued.', 'discontinued_product_for_woocommerce')));
    echo '</div>';
}

 public function add_product_fields()
 {
     global $woocommerce, $post;
     echo '<div class="options_group show_if_variable">';
     woocommerce_wp_checkbox(array('id' => '_dh_disable_variation_gallery', 'label' => __('Disable Variation Gallery ?', 'sitesao')));
     echo '</div>';
 }

/**
 * Displays the fields for the new tab panel.
 *
 * @since  0.0.1
 * @access public
 * @uses   woocommerce_wp_checkbox()
 * @uses   woocommerce_wp_text_input()
 * @uses   woocommerce_wp_select()
 * @uses   ss_wc_wp_select()
 */
function ss_wc_write_digital_details_tab_panel()
{
    echo '<div id="digital_details_product_data" class="panel woocommerce_options_panel">';
    do_action('ss_wc_digital_details_options_top');
    echo '<div class="options_group">';
    // What licence
    woocommerce_wp_text_input(array('id' => '_licence', 'label' => __('Licence', 'ss-wc-digital-details'), 'desc_tip' => true, 'description' => __('Enter the licence that is associated with this file.', 'ss-wc-digital-details'), 'wrapper_class' => 'hide_if_variable', 'style' => 'width: 300px;'));
    // File Size
    woocommerce_wp_text_input(array('id' => '_file_size', 'label' => __('File Size', 'ss-wc-digital-details'), 'desc_tip' => true, 'description' => __('Enter the size of the file. e.g. 1 KB, 1 MB or 1 GB', 'ss-wc-digital-details'), 'placeholder' => __('1.5 MB', 'ss-wc-digital-details'), 'wrapper_class' => 'hide_if_variable', 'style' => 'width: 150px;'));
    echo '</div>';
    echo '<div class="options_group">';
    // Is Web Font?
    woocommerce_wp_checkbox(array('id' => '_is_web_font', 'label' => __('Web Font?', 'ss-wc-digital-details'), 'description' => __('Enable if this file is a Web Font.', 'ss-wc-digital-details'), 'wrapper_class' => 'hide_if_variable'));
    echo '</div>';
    echo '<div class="options_group">';
    // Is Tileable?
    woocommerce_wp_checkbox(array('id' => '_is_tileable', 'label' => __('Tileable?', 'ss-wc-digital-details'), 'description' => __('Enable if this file is Tileable.', 'ss-wc-digital-details'), 'wrapper_class' => 'hide_if_variable'));
    // Is Layered?
    woocommerce_wp_checkbox(array('id' => '_is_layered', 'label' => __('Layered?', 'ss-wc-digital-details'), 'description' => __('Enable if this file has Layers.', 'ss-wc-digital-details'), 'wrapper_class' => 'hide_if_variable'));
    // Is Vector?
    woocommerce_wp_checkbox(array('id' => '_is_vector', 'label' => __('Vector Formatted?', 'ss-wc-digital-details'), 'description' => __('Enable if this file has a Vector format.', 'ss-wc-digital-details'), 'wrapper_class' => 'hide_if_variable'));
    echo '</div>';
    echo '<div class="options_group">';
    // Is Fluid Layout?
    woocommerce_wp_checkbox(array('id' => '_is_fluid_layout', 'label' => __('Fluid Layout?', 'ss-wc-digital-details'), 'description' => __('Enable if this file has a fluid layout.', 'ss-wc-digital-details'), 'wrapper_class' => 'hide_if_variable'));
    // Is Fixed Layout?
    woocommerce_wp_checkbox(array('id' => '_is_fixed_layout', 'label' => __('Fixed Layout?', 'ss-wc-digital-details'), 'description' => __('Enable if this file has a fixed layout.', 'ss-wc-digital-details'), 'wrapper_class' => 'hide_if_variable'));
    // Is Responsive Layout?
    woocommerce_wp_checkbox(array('id' => '_is_responsive_layout', 'label' => __('Responsive Layout?', 'ss-wc-digital-details'), 'description' => __('Enable if this file has a responsive layout.', 'ss-wc-digital-details'), 'wrapper_class' => 'hide_if_variable'));
    // Columns
    woocommerce_wp_text_input(array('id' => '_columns', 'label' => __('Columns', 'ss-wc-digital-details'), 'placeholder' => '12', 'desc_tip' => true, 'description' => __('Enter the amount of columns this theme has.', 'ss-wc-digital-details'), 'type' => 'number', 'custom_attributes' => array('step' => 'any', 'min' => '1'), 'wrapper_class' => 'hide_if_variable', 'style' => 'width: 60px;'));
    // Minimum Browser Requirement
    // @filter ss_wc_digital_details_min_browser_options
    ss_wc_wp_select(array('id' => '_minimum_browser_requirement', 'label' => __('Minimum Browser', 'ss-wc-digital-details'), 'type' => 'multiselect', 'options' => apply_filters('ss_wc_digital_details_min_browser_options', array('' => '', 'ie9' => __('IE 9+', 'ss-wc-digital-details'), 'firefox_14' => __('Firefox 14+', 'ss-wc-digital-details'), 'chrome_19' => __('Chrome 19+', 'ss-wc-digital-details'), 'safari_5' => __('Safari 5.1+', 'ss-wc-digital-details'), 'opera_12' => __('Opera 12+', 'ss-wc-digital-details'))), 'default' => '', 'wrapper_class' => 'hide_if_variable', 'placeholder' => __('Select the browsers this theme works in.', 'ss-wc-digital-details'), 'class' => 'wc-enhanced-select chosen_select', 'style' => 'min-width: 350px;'));
    echo '</div>';
    echo '<div class="options_group">';
    // Dimensions
    woocommerce_wp_textarea_input(array('id' => '_dimensions', 'label' => __('Dimensions', 'ss-wc-digital-details'), 'placeholder' => sprintf(__('Enter the dimensions of the digital item by "%s" seperating the values.', 'ss-wc-digital-details'), WC_DELIMITER), 'desc_tip' => true, 'description' => __('e.g. 8.5 x 11 in', 'ss-wc-digital-details'), 'wrapper_class' => 'hide_if_variable'));
    // Orientation
    ss_wc_wp_select(array('id' => '_orientation', 'label' => __('Orientation', 'ss-wc-digital-details'), 'options' => array('' => '', 'landscape' => __('Landscape', 'ss-wc-digital-details'), 'portrait' => __('Portrait', 'ss-wc-digital-details'), 'square' => __('Square', 'ss-wc-digital-details')), 'default' => '', 'wrapper_class' => 'show_if_photo', 'placeholder' => __('Select the orientation of this photo.', 'ss-wc-digital-details'), 'class' => 'wc-enhanced-select chosen_select', 'style' => 'width: 300px;'));
    // DPI Size
    woocommerce_wp_text_input(array('id' => '_dpi_size', 'label' => __('DPI Size', 'ss-wc-digital-details'), 'placeholder' => '72', 'desc_tip' => true, 'description' => __('Enter the DPI size of the file.', 'ss-wc-digital-details'), 'type' => 'number', 'custom_attributes' => array('step' => 'any', 'min' => '72'), 'wrapper_class' => 'hide_if_variable', 'style' => 'width: 60px;'));
    echo '</div>';
    echo '<div class="options_group">';
    // Requirements
    // @filter ss_wc_digital_details_requirement_options
    ss_wc_wp_select(array('id' => '_requirements', 'label' => __('Requirements', 'ss-wc-digital-details'), 'type' => 'multiselect', 'options' => apply_filters('ss_wc_digital_details_requirement_options', array('' => '', 'adobe_cs1+' => 'Adobe CS1+', 'adobe_cs2+' => 'Adobe CS2+', 'adobe_cs3+' => 'Adobe CS3+', 'adobe_cs4+' => 'Adobe CS4+', 'adobe_cs5+' => 'Adobe CS5+', 'adobe_photoshop' => 'Adobe Photoshop', 'adobe_indesign' => 'Adobe InDesign', 'adobe_illustrator' => 'Adobe Illustrator', 'adobe_after_effcts' => 'Adobe After Effects')), 'default' => '', 'wrapper_class' => 'hide_if_variable', 'placeholder' => __('Select the requirements this file needs to edit', 'ss-wc-digital-details'), 'class' => 'wc-enhanced-select chosen_select', 'style' => 'min-width: 350px;'));
    // Live Preview
    woocommerce_wp_text_input(array('id' => '_live_preview', 'label' => __('Live Preview', 'ss-wc-digital-details'), 'placeholder' => 'http://', 'desc_tip' => true, 'description' => __('Enter the URL address for the live preview of this item.', 'ss-wc-digital-details'), 'data_type' => 'url', 'wrapper_class' => 'hide_if_variable', 'style' => 'min-width: 350px;'));
    echo '</div>';
    echo '<div class="options_group">';
    // Message to Customers
    woocommerce_wp_textarea_input(array('id' => '_message_to_customers', 'label' => __('Message to Customers', 'ss-wc-digital-details'), 'desc_tip' => true, 'description' => __('Leave a message for your customers. This will be displayed under the featured image.', 'ss-wc-digital-details'), 'wrapper_class' => 'hide_if_variable'));
    echo '</div>';
    // Close group
    do_action('ss_wc_digital_details_options_bottom');
    echo '</div>';
    // Close product tab panel
}

 public function wc_ebs_add_product_option_pricing()
 {
     global $woocommerce, $post;
     echo '<div class="options_group">';
     // Checkbox
     woocommerce_wp_checkbox(array('id' => '_booking_option', 'class' => 'wc_booking_option checkbox', 'wrapper_class' => 'show_if_simple', 'label' => __('Add booking option', 'wc_ebs')));
     echo '</div>';
 }

function fbc_wc_tab_options()
{
    global $post;
    $fbc_wc_tab_options = array('title' => get_post_meta($post->ID, 'fbc_wc_tab_title', true), 'count' => get_post_meta($post->ID, 'fbc_wc_tab_count', true));
    ?>
			<div id="fbc_wc_tab_option" class="panel woocommerce_options_panel">
				<div class="options_group">
					<p class="form-field">
						<?php 
    woocommerce_wp_checkbox(array('id' => 'fbc_wc_tab_enabled', 'label' => __('Enable Facebook Comment Tab?', 'woocommerce'), 'description' => __('Enable this option to enable the facebook comment widget tab on the frontend.', 'woocommerce')));
    ?>
					</p>
					<?php 
    if (get_option('fbc_share_enabled') != 'yes') {
        ?>
					<p class="form-field">
						<?php 
        woocommerce_wp_checkbox(array('id' => 'fbc_wc_soc_share', 'label' => __('Enable Social Share?', 'woocommerce'), 'description' => __('Enable this option to enable the shocial share on the frontend.', 'woocommerce')));
        ?>
					</p>
					<?php 
    }
    ?>
				</div>
					
				<div class="options_group fbc_wc_tab_option">                                                                        
					<p class="form-field">
						<label for="fbc_wc_tab_title"><?php 
    _e('FB Comment Title:', 'woocommerce');
    ?>
</label>
						<input type="text" size="5" name="fbc_wc_tab_title" id="fbc_wc_tab_title" value="<?php 
    echo @$fbc_wc_tab_options['title'];
    ?>
" placeholder="<?php 
    _e('Enter your FB Comment tab title', 'woocommerce');
    ?>
" />
				   </p>
					<p class="form-field">
						<label for="fbc_wc_tab_count"><?php 
    _e('Comment Count:', 'woocommerce');
    ?>
</label>
						<input type="text" size="3" name="fbc_wc_tab_count" id="fbc_wc_tab_count" value="<?php 
    echo @$fbc_wc_tab_options['count'];
    ?>
" placeholder="<?php 
    _e('How much comment will be shown', 'woocommerce');
    ?>
" />
				   </p>
				</div>
			</div>
	<?php 
}

 function wsbs_calculator_tab_options()
 {
     global $post, $woocommerce, $product;
     // Start a container
     echo "<div id=\"calculator_tab_data\" class=\"panel woocommerce_options_panel\">";
     // Boolean calculator
     woocommerce_wp_checkbox(array('id' => '_calculatorscript_active', 'label' => __('Enable Calculator', 'wsbs'), 'value' => esc_attr($post->_calculatorscript_active)));
     // Calculator value
     woocommerce_wp_text_input(array('id' => '_calculatorscript_value', 'label' => __('Calculator value', 'wsbs'), 'description' => __('This package contains ... m<sup>2</sup> (e.g. 1.5)', 'woocommerce'), 'value' => $post->_calculatorscript_value));
     // Close the container
     echo "</div>";
 }

 public function points_add_custom_settings()
 {
     global $woocommerce, $post;
     echo '<div class="options_group show-if-points">';
     // Commission Price pulled from WooCommerce Core
     woocommerce_wp_text_input(array('id' => '_regular_price', 'label' => __('Commission Price', 'woocommerce') . ' (' . get_woocommerce_currency_symbol() . ')', 'data_type' => 'price'));
     // Create a number field, for example for UPC
     woocommerce_wp_text_input(array('id' => 'points_product_cost', 'label' => __('Points Cost', 'woocommerce'), 'placeholder' => '', 'desc_tip' => 'true', 'description' => __('Enter the amount of points this product costs.', 'woocommerce'), 'type' => 'number'));
     // Individual product
     woocommerce_wp_checkbox(array('id' => '_sold_individually', 'label' => __('Sold Individually', 'woocommerce'), 'description' => __('Enable this to only allow one of this item to be bought in a single order', 'woocommerce')));
     echo '</div>';
 }

 public function add_to_metabox()
 {
     global $post;
     echo '<div class="options_group">';
     // Checkbox
     woocommerce_wp_checkbox(array('id' => '_wc_extension_boilerplate_checkbox', 'wrapper_class' => 'show_if_simple', 'label' => __('Sample Checkbox', 'woocommerce-extension-boilerplate'), 'description' => __('This is a sample checkbox.', 'woocommerce-extension-boilerplate')));
     // Number
     woocommerce_wp_text_input(array('id' => '_wc_extension_boilerplate_number', 'class' => 'show_if_simple', 'label' => __('Sample Number Field', 'woocommerce-extension-boilerplate'), 'desc_tip' => 'true', 'description' => __('This is a sample number field', 'woocommerce-extension-boilerplate'), 'type' => 'decimal'));
     // Text
     woocommerce_wp_text_input(array('id' => '_wc_extension_boilerplate_textbox', 'class' => 'show_if_simple', 'label' => __('Sample Text Field', 'woocommerce-extension-boilerplate'), 'desc_tip' => 'true', 'description' => __('This is a sample text field', 'woocommerce-extension-boilerplate')));
     do_action('wc_extension_boilerplate_product_options');
     echo '</div>';
 }

 /**
  * Prints the daily coupons checkboxes
  */
 public function add_daily_coupons_fields()
 {
     global $post;
     $rawValues = get_post_meta($post->ID, 'daily_coupon', true);
     $values = empty($rawValues) ? array() : explode(',', $rawValues);
     $days = array('Monday', 'Tuesday', 'Wednesday', 'Thusday', 'Friday', 'Saturday', 'Sunday');
     echo '<h3>' . __('Only allow this coupon to be used on the following days:', $this->plugin_name) . '</h3>';
     echo '<p><i>If left blank, the coupon will work as normal.</i></p>';
     foreach ($days as $day) {
         $minDay = substr($day, 0, 3);
         woocommerce_wp_checkbox(array('id' => 'daily_coupon_' . $day, 'label' => __($day, $this->plugin_name), 'name' => __('daily_coupon[]', $this->plugin_name), 'cbvalue' => $minDay, 'value' => in_array($minDay, $values) ? $minDay : ''));
     }
 }

/**
 * Contents of the rental options product tab.
 */
function rental_options_product_tab_content()
{
    global $post;
    ?>
<div id='rental_options' class='panel woocommerce_options_panel'><?php 
    ?>
<div class='options_group'><?php 
    woocommerce_wp_checkbox(array('id' => '_enable_renta_option', 'label' => __('Enable rental option X', 'woocommerce')));
    woocommerce_wp_text_input(array('id' => '_text_input_y', 'label' => __('What is the value of Y', 'woocommerce'), 'desc_tip' => 'true', 'description' => __('A handy description field', 'woocommerce'), 'type' => 'text'));
    print_r(wc_get_product($post));
    ?>
</div>

  </div><?php 
}

 public function product_settings_fields()
 {
     global $woocommerce, $post;
     echo '<div id="fees_product_data" class="fee_panel panel woocommerce_options_panel wc-metaboxes-wrapper">';
     echo '<div class="options_group">';
     // Text Field - Fee Name
     woocommerce_wp_text_input(array('id' => 'product-fee-name', 'label' => __('Fee Name', 'woocommerce-product-fees'), 'data_type' => 'text', 'placeholder' => __('Product Fee', 'placeholder', 'woocommerce-product-fees'), 'desc_tip' => 'true', 'description' => __('This will be shown at checkout descriping the added fee.', 'woocommerce-product-fees')));
     // Text Field - Fee Amount
     woocommerce_wp_text_input(array('id' => 'product-fee-amount', 'label' => __('Fee Amount', 'woocommerce-product-fees') . ' (' . get_woocommerce_currency_symbol() . ')', 'data_type' => 'price', 'desc_tip' => 'true', 'description' => __('Enter a monetary decimal without any currency symbols or thousand seperators. This field also accepts percentages.', 'woocommerce-product-fees')));
     echo '</div>';
     echo '<div class="options_group">';
     // Check Box - Fee Multiply Option
     woocommerce_wp_checkbox(array('id' => 'product-fee-multiplier', 'label' => __('Multiply Fee by Quantity', 'woocommerce-product-fees'), 'desc_tip' => 'true', 'description' => __('Multiply the fee by the quanitity of this product that is added to the cart.', 'woocommerce-product-fees')));
     echo '</div>';
     echo '</div>';
 }

 public function variation_settings_fields($loop, $variation_data, $variation)
 {
     // Set placeholders based on global product level fees.
     $parent_id = $variation->post_parent;
     if (get_post_meta($parent_id, 'product-fee-name', true) != '' && get_post_meta($parent_id, 'product-fee-amount', true) != '') {
         $placeholders = array('name' => get_post_meta($parent_id, 'product-fee-name', true), 'amount' => get_post_meta($parent_id, 'product-fee-amount', true));
     } else {
         $placeholders = array('name' => __('Product Fee', 'woocommerce-product-fees'), 'amount' => __('Monetary Decimal or Percentage', 'woocommerce-product-fees'));
     }
     // Text Field - Fee Name
     woocommerce_wp_text_input(array('id' => 'product-fee-name[' . $variation->ID . ']', 'label' => __('Fee Name', 'woocommerce-product-fees'), 'data_type' => 'text', 'placeholder' => $placeholders['name'], 'value' => get_post_meta($variation->ID, 'product-fee-name', true), 'wrapper_class' => "form-row form-row-first"));
     // Text Field - Fee Amount
     woocommerce_wp_text_input(array('id' => 'product-fee-amount[' . $variation->ID . ']', 'label' => __('Fee Amount', 'woocommerce-product-fees') . ' (' . get_woocommerce_currency_symbol() . ')', 'data_type' => 'price', 'placeholder' => $placeholders['amount'], 'value' => get_post_meta($variation->ID, 'product-fee-amount', true), 'wrapper_class' => "form-row form-row-last"));
     // Check Box - Fee Multiply Option
     woocommerce_wp_checkbox(array('id' => 'product-fee-multiplier[' . $variation->ID . ']', 'label' => __('Multiply Fee by Quantity', 'woocommerce-product-fees'), 'value' => get_post_meta($variation->ID, 'product-fee-multiplier', true), 'wrapper_class' => "product-fee-multiplier"));
     do_action('wcpf_add_variation_settings');
 }

 /**
  * Output Meta Box
  *
  * The function to be called to output the meta box in product details page.
  *
  * @param   $post object the current product
  * @since   1.0.0
  * @author  Alberto Ruggiero
  * @return  void
  */
 public static function output($post)
 {
     wp_nonce_field('woocommerce_save_data', 'woocommerce_meta_nonce');
     $args = array('add_to_cart' => array('id' => '_ywctm_exclude_catalog_mode', 'wrapper_class' => '', 'label' => __('"Add to cart" button', 'ywctm'), 'description' => 'Exclude this product from hiding "Add to cart" button'), 'price' => array('id' => '_ywctm_exclude_hide_price', 'wrapper_class' => '', 'label' => __('Product price', 'ywctm'), 'description' => 'Exclude this product from hiding price'));
     ?>
     <div class="panel woocommerce_options_panel">
         <div class="options_group">
             <?php 
     woocommerce_wp_checkbox($args['add_to_cart']);
     ?>
             <?php 
     woocommerce_wp_checkbox($args['price']);
     ?>
         </div>
     </div>
     <?php 
 }

 public function product_settings_fields()
 {
     global $woocommerce, $post;
     echo '<div id="fees_product_data" class="fee_panel panel woocommerce_options_panel wc-metaboxes-wrapper">';
     echo '<div class="options_group">';
     // Text Field - Fee Name
     woocommerce_wp_text_input(array('id' => 'product-fee-name', 'label' => __('Fee Name', 'woocommerce-product-fees'), 'data_type' => 'text', 'placeholder' => __('Product Fee', 'placeholder', 'woocommerce-product-fees'), 'desc_tip' => 'true', 'description' => __('This will be shown at checkout descriping the added fee.', 'woocommerce-product-fees')));
     // Load product's base currency. It will be used to show the Admin which
     // fees can be calculated automatically
     $product_base_currency = WooCommerce_Product_Fees_Currency_Helper::get_product_base_currency($post->ID);
     // Get a list of the enabled currencies. We will need to display one price
     // field for each. By using the merge/unique trick, we can make sure that
     // product's base currency is always the first in the list (the enabled_currencies()
     // method returns them sorted alphabetically)
     $enabled_currencies = array_unique(array_merge(array($product_base_currency), WooCommerce_Product_Fees_Currency_Helper::enabled_currencies()));
     $placeholder = '';
     foreach ($enabled_currencies as $currency) {
         $field_description = __('Enter a monetary decimal without any currency symbols or thousand separators. This field also accepts percentages.', 'woocommerce-product-fees');
         // For additional currencies, add an extra description to explain that the
         // fees can be calculated automatically
         if ($currency != $product_base_currency) {
             $field_description = ' ' . sprintf(__('If you leave this field empty, its value will be calculated automatically, by converting the base amount in %s to this currency.', 'woocommerce-product-fees'), $product_base_currency);
         }
         // If we have more than one currency, show a different placeholder for
         // the base currency and the additional ones, to help the admin to understand
         // which ones can be calculated automatically. When a single currency is
         // used, the placeholder can be left empty, as the field's purpose is
         // obvious
         if (count($enabled_currencies) > 1) {
             $placeholder = $currency === $product_base_currency ? __('Base amount', 'woocommerce-product-fees') : __('Auto', 'woocommerce-product-fees');
         }
         // Text Field - Fee Amount
         woocommerce_wp_text_input(array('id' => 'product-fee-amount-' . $currency, 'label' => __('Fee Amount', 'woocommerce-product-fees') . ' (' . $currency . ')', 'data_type' => 'price', 'desc_tip' => 'true', 'description' => $field_description, 'name' => 'product-fee-amount[' . $currency . ']', 'placeholder' => $placeholder));
     }
     echo '</div>';
     echo '<div class="options_group">';
     // Check Box - Fee Multiply Option
     woocommerce_wp_checkbox(array('id' => 'product-fee-multiplier', 'label' => __('Multiply Fee by Quantity', 'woocommerce-product-fees'), 'desc_tip' => 'true', 'description' => __('Multiply the fee by the quanitity of this product that is added to the cart.', 'woocommerce-product-fees')));
     echo '</div>';
     echo '</div>';
 }

    /**
     * Display product settings
     *
     * @access  public
     * @since   2.2
     */
    public function data_display()
    {
        ?>
		<div id="rcp_access_control" class="panel woocommerce_options_panel">

			<div class="options_group">
				<p><?php 
        _e('Restrict purchasing of this product to:', 'rcp');
        ?>
</p>
				<?php 
        woocommerce_wp_checkbox(array('id' => '_rcp_woo_active_to_purchase', 'label' => __('Active subscribers only?', 'rcp'), 'cbvalue' => 1));
        $levels = (array) get_post_meta(get_the_ID(), '_rcp_woo_subscription_levels_to_purchase', true);
        foreach (rcp_get_subscription_levels('all') as $level) {
            woocommerce_wp_checkbox(array('name' => '_rcp_woo_subscription_levels_to_purchase[]', 'id' => '_rcp_woo_subscription_level_' . $level->id, 'label' => $level->name, 'value' => in_array($level->id, $levels) ? $level->id : 0, 'cbvalue' => $level->id));
        }
        woocommerce_wp_select(array('id' => '_rcp_woo_access_level_to_purchase', 'label' => __('Access level required?', 'rcp'), 'options' => rcp_get_access_levels()));
        ?>
			</div>

			<div class="options_group">
				<p><?php 
        _e('Restrict viewing of this product to:', 'rcp');
        ?>
</p>
				<?php 
        woocommerce_wp_checkbox(array('id' => '_rcp_woo_active_to_view', 'label' => __('Active subscribers only?', 'rcp'), 'cbvalue' => 1));
        $levels = (array) get_post_meta(get_the_ID(), '_rcp_woo_subscription_levels_to_view', true);
        foreach (rcp_get_subscription_levels('all') as $level) {
            woocommerce_wp_checkbox(array('name' => '_rcp_woo_subscription_levels_to_view[]', 'id' => '_rcp_woo_subscription_level_to_view_' . $level->id, 'label' => $level->name, 'value' => in_array($level->id, $levels) ? $level->id : 0, 'cbvalue' => $level->id));
        }
        woocommerce_wp_select(array('id' => '_rcp_woo_access_level_to_view', 'label' => __('Access level required?', 'rcp'), 'options' => rcp_get_access_levels()));
        ?>
			</div>

		</div>
<?php 
    }

 public static function add_to_metabox()
 {
     global $post;
     echo '<div class="options_group show_if_nyp">';
     if (class_exists('WC_Subscriptions')) {
         // make billing period variable
         woocommerce_wp_checkbox(array('id' => '_variable_billing', 'wrapper_class' => 'show_if_subscription', 'label' => __('Variable Billing Period', 'wc_name_your_price'), 'description' => __('Allow the customer to set the billing period.', 'wc_name_your_price')));
     }
     // Suggested Price
     woocommerce_wp_text_input(array('id' => '_suggested_price', 'class' => 'wc_input_price short', 'label' => __('Suggested Price', 'wc_name_your_price') . ' (' . get_woocommerce_currency_symbol() . ')', 'desc_tip' => 'true', 'description' => __('Price to pre-fill for customers.  Leave blank to not suggest a price.', 'wc_name_your_price'), 'data_type' => 'price'));
     if (class_exists('WC_Subscriptions')) {
         // Suggested Billing Period
         woocommerce_wp_select(array('id' => '_suggested_billing_period', 'label' => __('per', 'wc_name_your_price'), 'options' => WC_Name_Your_Price_Helpers::get_subscription_period_strings()));
     }
     // Minimum Price
     woocommerce_wp_text_input(array('id' => '_min_price', 'class' => 'wc_input_price short', 'label' => __('Minimum Price', 'wc_name_your_price') . ' (' . get_woocommerce_currency_symbol() . ')', 'desc_tip' => 'true', 'description' => __('Lowest acceptable price for product. Leave blank to not enforce a minimum. Must be less than or equal to the set suggested price.', 'wc_name_your_price'), 'data_type' => 'price'));
     if (class_exists('WC_Subscriptions')) {
         // Minimum Billing Period
         woocommerce_wp_select(array('id' => '_minimum_billing_period', 'label' => __('per', 'wc_name_your_price'), 'options' => WC_Name_Your_Price_Helpers::get_subscription_period_strings()));
     }
     do_action('woocommerce_name_your_price_options_pricing');
     echo '</div>';
 }