<?php

global $wpdb;

require_once( PORTO_META_BOXES_PATH . 'post.php' );
require_once( PORTO_META_BOXES_PATH . 'page.php' );
if ( class_exists( 'Woocommerce' ) ) {
	require_once( PORTO_META_BOXES_PATH . 'product.php' );
}
require_once( PORTO_META_BOXES_PATH . 'portfolio.php' );
require_once( PORTO_META_BOXES_PATH . 'member.php' );
require_once( PORTO_META_BOXES_PATH . 'faq.php' );
require_once( PORTO_META_BOXES_PATH . 'block.php' );
require_once( PORTO_META_BOXES_PATH . 'event.php' );

// Get Meta Tabs
function porto_get_meta_tabs( $meta_fields ) {
	$meta_tabs   = array();
	$general_tab = array( 'general', __( 'General', 'porto-functionality' ) );

	foreach ( $meta_fields as $meta_field ) {
		$meta_tab = isset( $meta_field['tab'] ) ? $meta_field['tab'] : '';
		if ( ! $meta_tab && ! in_array( $general_tab, $meta_tabs ) ) {
			$meta_tabs[] = $general_tab;
		}
		if ( $meta_tab && ! in_array( $meta_tab, $meta_tabs ) ) {
			$meta_tabs[] = $meta_tab;
		}
	}

	return $meta_tabs;
}

// Show Meta Boxes
function porto_show_meta_box( $meta_fields ) {
	if ( ! isset( $meta_fields ) || empty( $meta_fields ) ) {
		return;
	}

	$meta_tabs = porto_get_meta_tabs( $meta_fields );

	echo '<div class="postoptions porto-meta-tab clearfix">';
	if ( count( $meta_tabs ) <= 1 ) {
		foreach ( $meta_fields as $meta_field ) {
			porto_show_meta_field( $meta_field );
		}
	} else {
		echo '<ul class="resp-tabs-list">';
		foreach ( $meta_tabs as $meta_tab ) {
			echo '<li>' . $meta_tab[1] . '</li>';
		}
		echo '</ul>';
		echo '<div class="resp-tabs-container">';
		foreach ( $meta_tabs as $meta_tab ) {
			echo '<div>';
			echo '<h3>' . $meta_tab[1] . '</h3>';
			foreach ( $meta_fields as $meta_field ) {
				if ( ( ! isset( $meta_field['tab'] ) && 'general' == $meta_tab[0] ) || ( isset( $meta_field['tab'] ) && $meta_field['tab'][0] == $meta_tab[0] ) ) {
					porto_show_meta_field( $meta_field );
				}
			}
			echo '</div>';
		}
		echo '</div>';
	}
	echo'</div>';
}

// Show Meta Box
function porto_show_meta_field( $meta_field ) {
	if ( isset( $_GET['post'] ) ) {
		$post_id = (int) ( $_GET['post'] );
		$post    = get_post( $post_id );
	} else {
		$post = $GLOBALS['post'];
	}

	$name     = '';
	$title    = '';
	$desc     = '';
	$type     = '';
	$tab      = '';
	$default  = '';
	$required = '';
	$options  = '';

	extract(
		shortcode_atts(
			array(
				'name'        => '',
				'title'       => '',
				'desc'        => '',
				'type'        => '',
				'tab'         => '',
				'default'     => '',
				'required'    => '',
				'options'     => '',
				'placeholder' => '',
				'no_default'  => false,
			),
			$meta_field
		)
	);

	$meta_value = get_post_meta( $post->ID, $name, true );

	if ( '' == $meta_value ) {
		$meta_value = $default;
	}

	$required_atts = array();
	if ( $required ) {
		$required_atts['data-required'] = $required['name'];
		$required_atts['data-value']    = $required['value'];
	}

	$required = porto_stringify_attributes( $required_atts );

	if ( 'text' == $type ) : // text ?>
		<div class="metabox" <?php echo porto_filter_output( $required ); ?>>
			<h3><?php echo esc_html( $title ); ?></h3>
			<div class="metainner">
				<div class="box-option">
					<input type="text" id="<?php echo esc_attr( $name ); ?>" name="<?php echo esc_attr( $name ); ?>" value="<?php echo stripslashes( $meta_value ); ?>" size="50%" />
				</div>
				<?php if ( $desc ) : ?>
				<div class="box-info">
					<label for="<?php echo esc_attr( $name ); ?>">
					<?php
						echo wp_kses(
							$desc,
							array(
								'em'     => array(),
								'i'      => array(),
								'strong' => array(
									'style' => array(),
								),
								'br'     => array(),
								'a'      => array(
									'class'  => array(),
									'href'   => array(),
									'target' => array(),
									'style'  => array(),
								),
							)
						);
					?>
					</label>
				</div>
			<?php endif; ?>
			</div>
		</div>
		<?php
	endif;

	if ( 'select' == $type ) : // select
		?>
		<div class="metabox" <?php echo porto_filter_output( $required ); ?>>
			<h3><?php echo esc_html( $title ); ?></h3>
			<div class="metainner">
				<div class="box-option">
					<select name="<?php echo esc_attr( $name ); ?>" id="<?php echo esc_attr( $name ); ?>"<?php echo empty( $meta_field['el_class'] ) ? '' : ' class="' . esc_attr( $meta_field['el_class'] ) . '"'; ?>>
						<?php if ( ( ! is_array( $options ) || ! in_array( '', array_keys( $options ) )  ) && ! $no_default ) : ?>
							<option value=""><?php esc_html_e( 'Select', 'porto-functionality' ); ?></option>
						<?php endif; ?>
						<?php
						if ( is_array( $options ) ) :
							foreach ( $options as $key => $value ) :
								?>
								<option value="<?php echo esc_attr( $key ); ?>"<?php echo $meta_value == $key ? ' selected="selected"' : ''; ?>>
									<?php echo esc_html( $value ); ?>
								</option>
								<?php
							endforeach;
						endif
						?>
					</select>
				</div>
				<?php if ( $desc ) : ?>
				<div class="box-info">
					<label for="<?php echo esc_attr( $name ); ?>">
					<?php
						echo wp_kses(
							$desc,
							array(
								'em'     => array(),
								'i'      => array(),
								'strong' => array(
									'style' => array(),
								),
								'a'      => array(
									'class'  => array(),
									'href'   => array(),
									'target' => array(),
								),
							)
						);
					?>
					</label>
				</div>
			<?php endif; ?>
			</div>
		</div>
		<?php
	endif;

	if ( 'ajaxselect2' == $type ) : // select
		if ( $meta_value && is_array( $meta_value ) ) {
			$meta_value = implode( ',', $meta_value );
		}
		?>
		<div class="metabox" <?php echo porto_filter_output( $required ); ?>>
			<h3><?php echo esc_html( $title ); ?></h3>
			<div class="metainner">
				<div class="box-option">
					<select class="porto-ajaxselect2<?php echo empty( $meta_field['el_class'] ) ? '' : ' ' . esc_attr( $meta_field['el_class'] ); ?>" name="<?php echo esc_attr( $name ); ?>" id="<?php echo esc_attr( $name ); ?>" data-option="<?php echo isset( $meta_field['option'] ) ? esc_attr( $meta_field['option'] ) : ''; ?>" data-value="<?php echo esc_attr( $meta_value ); ?>">
						<?php if ( ! is_array( $options ) || ! in_array( '', array_keys( $options ) ) ) : ?>
							<option value=""><?php esc_html_e( 'Select', 'porto-functionality' ); ?></option>
						<?php endif; ?>
					</select>
				</div>
				<?php if ( $desc ) : ?>
				<div class="box-info">
					<label for="<?php echo esc_attr( $name ); ?>">
					<?php
						echo wp_kses(
							$desc,
							array(
								'em'     => array(),
								'i'      => array(),
								'strong' => array(),
								'a'      => array(
									'class'  => array(),
									'href'   => array(),
									'target' => array(),
								),
							)
						);
					?>
					</label>
				</div>
			<?php endif; ?>
			</div>
		</div>
		<?php
	endif;

	if ( 'upload' == $type ) : // upload image
		?>
		<div class="metabox" <?php echo porto_filter_output( $required ); ?>>
			<h3><?php echo esc_html( $title ); ?></h3>
			<div class="metainner">
				<div class="box-option">
					<input value="<?php echo stripslashes( $meta_value ); ?>" type="text" name="<?php echo esc_attr( $name ); ?>"  id="<?php echo esc_attr( $name ); ?>" size="50%" />
					<br/>
					<input class="button_upload_image button" data-id="<?php echo esc_attr( $name ); ?>" type="button" value="<?php esc_attr_e( 'Upload Image', 'porto-functionality' ); ?>" />&nbsp;
					<input class="button_remove_image button" data-id="<?php echo esc_attr( $name ); ?>" type="button" value="<?php esc_attr_e( 'Remove Image', 'porto-functionality' ); ?>" />
				<?php if ( $desc ) : ?>
					<p class="description">
					<?php
						echo wp_kses(
							$desc,
							array(
								'em'     => array(),
								'i'      => array(),
								'strong' => array(),
								'a'      => array(
									'class'  => array(),
									'href'   => array(),
									'target' => array(),
								),
							)
						);
					?>
					</p>
				<?php endif; ?>
				</div>
			</div>
		</div>
		<?php
	endif;

	if ( 'attach' == $type ) : // attach image
		?>
		<div class="metabox" <?php echo porto_filter_output( $required ); ?>>
			<h3><?php echo esc_html( $title ); ?></h3>
			<div class="metainner">
				<div class="box-option">
					<div class="attach_image" id="<?php echo esc_attr( $name ); ?>_thumb">
						<?php
						if ( $meta_value ) {
							echo wp_get_attachment_image( (int) $meta_value, 'full' );
						}
						?>
					</div>
					<input value="<?php echo stripslashes( $meta_value ); ?>" type="hidden" name="<?php echo esc_attr( $name ); ?>"  id="<?php echo esc_attr( $name ); ?>" size="50%" />
					<br/>
					<input class="button_attach_image button" data-id="<?php echo esc_attr( $name ); ?>" type="button" value="<?php esc_attr_e( 'Attach Image', 'porto-functionality' ); ?>" />&nbsp;
					<input class="button_remove_image button" data-id="<?php echo esc_attr( $name ); ?>" type="button" value="<?php esc_attr_e( 'Remove Image', 'porto-functionality' ); ?>" />
					<label>
					<?php if ( $desc ) : ?>
						<p class="description">
						<?php
							echo wp_kses(
								$desc,
								array(
									'em'     => array(),
									'i'      => array(),
									'strong' => array(),
									'a'      => array(
										'class'  => array(),
										'href'   => array(),
										'target' => array(),
									),
								)
							);
						?>
						</p>
					<?php endif; ?>
					</label>
				</div>
			</div>
		</div>
		<?php
	endif;
	if ( 'video' == $type ) : // attach video
		?>
		<div class="metabox" <?php echo porto_filter_output( $required ); ?>>
			<h3><?php echo esc_html( $title ); ?></h3>
			<div class="metainner">
				<div class="box-option">
					<div class="attach_video" id="<?php echo esc_attr( $name ); ?>_thumb">
						<?php if ( $meta_value ) : ?>
							<video controls autoplay loop src="<?php echo wp_get_attachment_url( (int) $meta_value ); ?>" ></video>
						<?php endif; ?>
					</div>
					<input value="<?php echo stripslashes( $meta_value ); ?>" type="hidden" name="<?php echo esc_attr( $name ); ?>"  id="<?php echo esc_attr( $name ); ?>" size="50%" />
					<br/>
					<input class="button_attach_video button" data-id="<?php echo esc_attr( $name ); ?>" type="button" value="<?php esc_attr_e( 'Attach Video', 'porto-functionality' ); ?>" />
					<input class="button_remove_video button" data-id="<?php echo esc_attr( $name ); ?>" type="button" value="<?php esc_attr_e( 'Remove Video', 'porto-functionality' ); ?>" />
					<label>
					<?php if ( $desc ) : ?>
						<p class="description">
						<?php
							echo wp_kses(
								$desc,
								array(
									'em'     => array(),
									'i'      => array(),
									'strong' => array(),
									'a'      => array(
										'class'  => array(),
										'href'   => array(),
										'target' => array(),
									),
								)
							);
						?>
						</p>
					<?php endif; ?>
					</label>
				</div>
			</div>
		</div>
		<?php
	endif;
	if ( 'editor' == $type ) : // editor
		?>
		<div class="metabox" <?php echo porto_filter_output( $required ); ?>>
			<h3 style="float:none;"><?php echo esc_html( $title ); ?></h3>
			<div class="metainner">
				<div class="box-option">
					<?php wp_editor( $meta_value, $name ); ?>
				</div>
				<?php if ( $desc ) : ?>
					<div class="box-info">
						<label for="<?php echo esc_attr( $name ); ?>">
						<?php
							echo wp_kses(
								$desc,
								array(
									'em'     => array(),
									'i'      => array(),
									'strong' => array(),
									'a'      => array(
										'class'  => array(),
										'href'   => array(),
										'target' => array(),
									),
								)
							);
						?>
						</label>
					</div>
				<?php endif; ?>
			</div>
		</div>
		<?php
	endif;

	if ( 'textarea' == $type ) : // textarea
		?>
		<div class="metabox" <?php echo porto_filter_output( $required ); ?>>
			<?php
			if ( ! empty( $title ) ) :?>
				<h3><?php echo esc_html( $title ); ?></h3>
			<?php endif; ?>
			<div class="metainner">
				<div class="box-option">
					<textarea id="<?php echo esc_attr( $name ); ?>" name="<?php echo esc_attr( $name ); ?>" placeholder="<?php echo ( ! empty( $placeholder ) ? $placeholder : '' ); ?>"><?php echo $meta_value; ?></textarea>
				</div>
				<?php if ( $desc ) : ?>
					<div class="box-info">
						<label for="<?php echo esc_attr( $name ); ?>">
						<?php
							echo wp_kses(
								$desc,
								array(
									'em'     => array(),
									'i'      => array(),
									'strong' => array(),
									'a'      => array(
										'class'  => array(),
										'href'   => array(),
										'target' => array(),
									),
								)
							);
						?>
						</label>
					</div>
				<?php endif; ?>
			</div>
		</div>
		<?php
	endif;

	if ( ( 'radio' == $type ) && ( ! empty( $options ) ) ) : // radio buttons
		?>
		<div class="metabox" <?php echo porto_filter_output( $required ); ?>>
			<h3><?php echo esc_html( $title ); ?></h3>
			<div class="metainner">
				<div class="box-option radio">
					<?php foreach ( $options as $key => $value ) : ?>
						<input type="radio" id="<?php echo esc_attr( $name ); ?>_<?php echo esc_attr( $key ); ?>" name="<?php echo esc_attr( $name ); ?>" value="<?php echo esc_attr( $key ); ?>"
							<?php echo ( isset( $meta_value ) && ( $meta_value == $key ) ? ' checked="checked"' : '' ); ?>/>
						<label for="<?php echo esc_attr( $name ); ?>_<?php echo esc_attr( $key ); ?>"><?php echo esc_html( $value ); ?></label>&nbsp;&nbsp;&nbsp;
					<?php endforeach; ?>
					<br>
				</div>
				<?php if ( $desc ) : ?>
					<div class="box-info">
						<label for="<?php echo esc_attr( $name ); ?>">
						<?php
							echo wp_kses(
								$desc,
								array(
									'em'     => array(),
									'i'      => array(),
									'strong' => array(),
									'a'      => array(
										'class'  => array(),
										'href'   => array(),
										'target' => array(),
									),
								)
							);
						?>
						</label>
					</div>
				<?php endif; ?>
			</div>
		</div>
		<?php
	endif;

	if ( 'checkbox' == $type ) : // checkbox
		if ( $meta_value == $name ) {
			$checked = 'checked="checked"';
		} else {
			$checked = '';
		}
		?>
		<div class="metabox" <?php echo porto_filter_output( $required ); ?>>
			<h3><?php echo esc_html( $title ); ?></h3>
			<div class="metainner">
				<div class="box-option checkbox">
					<label><input type="checkbox" name="<?php echo esc_attr( $name ); ?>" value="<?php echo esc_attr( $name ); ?>" <?php echo porto_filter_output( $checked ); ?>/> <?php echo porto_strip_script_tags( $desc ); ?></label>
				</div>
			</div>
		</div>
		<?php
	endif;

	if ( ( 'multi_checkbox' == $type ) && ( ! empty( $options ) ) ) : // radio buttons
		?>
		<div class="metabox" <?php echo porto_filter_output( $required ); ?>>
			<h3><?php echo esc_html( $title ); ?></h3>
			<div class="metainner">
				<div class="box-option radio">
					<?php foreach ( $options as $key => $value ) : ?>
					<input type="checkbox" id="<?php echo esc_attr( $name ); ?>_<?php echo esc_attr( $key ); ?>" name="<?php echo esc_attr( $name ); ?>[]" value="<?php echo esc_attr( $key ); ?>" <?php echo ( isset( $meta_value ) && in_array( $key, explode( ',', $meta_value ) ) ) ? ' checked="checked"' : ''; ?>/><label for="<?php echo esc_attr( $name ); ?>_<?php echo esc_attr( $key ); ?>"> <?php echo esc_html( $value ); ?> </label>&nbsp;&nbsp;&nbsp;
					<?php endforeach; ?>
				</div>
				<?php if ( $desc ) : ?>
					<div class="box-info">
						<label for="<?php echo esc_attr( $name ); ?>">
						<?php
							echo wp_kses(
								$desc,
								array(
									'em'     => array(),
									'i'      => array(),
									'strong' => array(),
									'a'      => array(
										'class'  => array(),
										'href'   => array(),
										'target' => array(),
									),
								)
							);
						?>
						</label>
					</div>
				<?php endif; ?>
			</div>
		</div>
		<?php
	endif;

	if ( 'color' == $type ) : // color
		?>
		<div class="metabox" <?php echo porto_filter_output( $required ); ?>>
			<h3><?php echo esc_html( $title ); ?></h3>
			<div class="metainner">
				<div class="box-option porto-meta-color">
					<input type="text" id="<?php echo esc_attr( $name ); ?>" name="<?php echo esc_attr( $name ); ?>" value="<?php echo stripslashes( $meta_value ); ?>" size="50%" class="porto-color-field" />
					<label class="porto-transparency-check" for="<?php echo esc_attr( $name ); ?>-transparency"><input type="checkbox" value="1" id="<?php echo esc_attr( $name ); ?>-transparency" class="checkbox porto-color-transparency"<?php echo 'transparent' == $meta_value ? ' checked="checked"' : ''; ?>> <?php esc_html_e( 'Transparent', 'porto-functionality' ); ?></label>
				</div>
				<?php if ( $desc ) : ?>
					<div class="box-info">
						<label for="<?php echo esc_attr( $name ); ?>">
						<?php
							echo wp_kses(
								$desc,
								array(
									'em'     => array(),
									'i'      => array(),
									'strong' => array(),
									'a'      => array(
										'class'  => array(),
										'href'   => array(),
										'target' => array(),
									),
								)
							);
						?>
						</label>
					</div>
				<?php endif; ?>
			</div>
		</div>
		<?php
	endif;

	if ( 'button' == $type ) : // button
		?>
		<div class="metabox" <?php echo porto_filter_output( $required ); ?>>
			<?php if( ! empty( $title ) ):?>	
				<h3><?php echo esc_html( $title ); ?></h3>
			<?php endif; ?>
			<div class="metainner">
				<div class="box-option">
					<button id="<?php echo esc_attr( $name ); ?>" type="button" class="button button-primary<?php echo empty( $meta_field['el_class'] ) ? '' : ' ' . esc_attr( $meta_field['el_class'] ); ?>" name="<?php echo esc_attr( $name ); ?>"><?php echo stripslashes( $meta_field['value'] ); ?></button>
				</div>
			<?php if ( $desc ) : ?>
				<div class="box-info">
					<label for="<?php echo esc_attr( $name ); ?>">
					<?php
						echo wp_kses(
							$desc,
							array(
								'em'     => array(),
								'i'      => array(),
								'strong' => array(),
								'a'      => array(
									'class'  => array(),
									'href'   => array(),
									'target' => array(),
								),
								'span'  => array(
									'style' => array(),
								),
							)
						);
					?>
					</label>
				</div>
			<?php endif; ?>
			</div>
		</div>
		<?php
	endif;

	if ( 'subtitle' == $type ) : // subtitle
		?>
		<div class="metabox" <?php echo porto_filter_output( $required ); ?>>
			<h3><?php echo wp_kses(
							$title,
							array(
								'a' => array(
									'class'  => array(),
									'href'   => array(),
									'target' => array(),
								),
							)
						);
			 ?></h3>
			<?php if ( $desc ) : ?>
				<div class="box-info">
					<label for="<?php echo esc_attr( $name ); ?>">
					<?php
						echo wp_kses(
							$desc,
							array(
								'em'     => array(),
								'i'      => array(),
								'strong' => array(),
								'a'      => array(
									'class'  => array(),
									'href'   => array(),
									'target' => array(),
								),
							)
						);
					?>
					</label>
				</div>
			<?php endif; ?>
		</div>
		<?php
	endif;

	if ( ( 'imageselect' == $type ) && ( ! empty( $options ) ) ) : // image select
		?>
		<div class="metabox" <?php echo porto_filter_output( $required ); ?>>
			<h3><?php echo esc_html( $title ); ?></h3>
			<div class="metainner">
				<div class="box-option radio porto-metabox-image-select">
					<?php foreach ( $options as $key => $value ) : ?>
						<label for="<?php echo esc_attr( $name ); ?>_<?php echo esc_attr( $key ); ?>">
						<input type="radio" id="<?php echo esc_attr( $name ); ?>_<?php echo esc_attr( $key ); ?>" name="<?php echo esc_attr( $name ); ?>" value="<?php echo esc_attr( $key ); ?>"
							<?php echo ( isset( $meta_value ) && ( $meta_value == $key ) ? ' checked="checked"' : '' ); ?>/>
						<img src="<?php echo esc_html( $value['img'] ); ?>" alt="<?php echo esc_html( isset( $value['title'] ) ? $value['title'] : $value['alt'] ); ?>" /><br/>
						<span><?php echo esc_html( isset( $value['title'] ) ? $value['title'] : $value['alt'] ); ?></span></label>&nbsp;&nbsp;&nbsp;
					<?php endforeach; ?>
					<br>
				</div>
				<?php if ( $desc ) : ?>
					<div class="box-info">
						<label for="<?php echo esc_attr( $name ); ?>">
						<?php
							echo wp_kses(
								$desc,
								array(
									'em'     => array(),
									'i'      => array(),
									'strong' => array(),
									'a'      => array(
										'class'  => array(),
										'href'   => array(),
										'target' => array(),
									),
								)
							);
						?>
						</label>
					</div>
				<?php endif; ?>
			</div>
		</div>
		<?php
	endif;	
}

/**
 * Insert GPT-3 AI metabox to 
 * 
 * @since 2.8.0
 */
function porto_add_ai_meta_box() {
	$meta_fields = array(
		'none_desc'    => array(
			'name'  => 'ai_desc_none',
			'type'  => 'subtitle',
			'title' => sprintf( __( 'Please input AI key in %1$sTheme Option%2$s.', 'porto-functionality' ), '<a href="' . porto_get_theme_option_url( 'ai-gpt-key' ) . '" target="_blank">', '</a>' ),
			'desc'  => __( 'You can generate the descriptions and meta infos easily, correctly and in details with AI engine. ', 'porto-functionality')
		),
		'prompt_topic' => array(
			'name'        => 'ai_topic',
			'type'        => 'textarea',
			'el_class'    => 'ai_topic',
			'placeholder' => __( 'Please leave empty to generate with the title.', 'porto-functionality' ),
			'title'       => __( 'Alternative Topic ( Instead of Title )', 'porto-functionality' ),
			'desc'        => sprintf( __( 'You can generate with this topic instead of the title. %1$sLearn More%2$s', 'porto-functionality' ), '<a href="https://www.portotheme.com/wordpress/porto/documentation/how-to-use-openai-for-content-creation/" target="_blank">', '</a>' ),
		),
		'generate_type' => array(
			'name'       => 'ai_content_type',
			'type'       => 'select',
			'el_class'   => 'ai_content_type',
			'title'      => __('Generate Type', 'porto-functionality'),
			'default'    => 'content',
			'no_default' => true,
			'options'    => array(
				'content'    => __( 'Content', 'porto-functionality' ),
				'excerpt'    => __( 'Excerpt', 'porto-functionality' ),
				'outline'    => __( 'Outline', 'porto-functionality' ),
				'meta_title' => __( 'Meta Title', 'porto-functionality' ),
				'meta_desc'  => __( 'Meta Description', 'porto-functionality' ),
				'meta_key'   => __( 'Meta Keywords', 'porto-functionality' ),
			),
		),
		'write_style'   => array(
			'name'     => 'ai_write_style',
			'type'     => 'select',
			'el_class' => 'ai_write_style',
			'title'    => __( 'Writing Style', 'porto-functionality' ),
			'options'  => array(
				''              => __( 'Normal', 'porto-functionality' ),
				'persuasive'    => __( 'Persuasive', 'porto-functionality'),
				'infromative'   => __( 'Infromative', 'porto-functionality'),
				'descriptive'   => __( 'Descriptive', 'porto-functionality'),
				'creative'      => __( 'Creative', 'porto-functionality'),
				'narrative'     => __( 'Narrative', 'porto-functionality'),
				'argumentative' => __( 'Argumentative', 'porto-functionality'),
				'analytical'    => __( 'Analytical', 'porto-functionality'),
				'evaluative'    => __( 'Evaluative', 'porto-functionality'),
			),
		),
		'user_word'   => array(
			'name'        => 'user_word',
			'type'        => 'textarea',
			'title'       => __( 'Additional Prompt', 'porto-functionality'),
			'placeholder' => __( 'Ex: Please write at least 10 sentences in Spanish.', 'porto-functionality' ),
			'desc'        => sprintf( __( 'You can improve the prompt for generating with this additional prompt. %1$sLearn More%2$s', 'porto-functionality' ), '<a href="https://www.portotheme.com/wordpress/porto/documentation/how-to-use-openai-for-content-creation/" target="_blank">', '</a>' ),
		),
		'generate_btn' => array(
			'name'     => 'ai_generate',
			'type'     => 'button',
			'el_class' => 'ai_generate button-large',
			'value'    => __( 'Generate', 'porto-functionality' ),
		),
	);
	porto_show_meta_box( $meta_fields );
}


// Save Post Data
function porto_save_meta_value( $post_id, $meta_fields ) {
	if ( ! isset( $meta_fields ) || empty( $meta_fields ) ) {
		return;
	}

	foreach ( $meta_fields as $meta_field ) {

		$name    = '';
		$title   = '';
		$desc    = '';
		$type    = '';
		$default = '';
		$options = '';
		extract(
			shortcode_atts(
				array(
					'name'    => '',
					'title'   => '',
					'desc'    => '',
					'type'    => '',
					'default' => '',
					'options' => '',
				),
				$meta_field
			)
		);

		if ( isset( $_POST['post_type'] ) && 'page' == $_POST['post_type'] ) {
			if ( ! current_user_can( 'edit_page', $post_id ) ) {
				return $post_id;
			}
		} else {
			if ( ! current_user_can( 'edit_post', $post_id ) ) {
				return $post_id;
			}
		}

		$meta_value = get_post_meta( $post_id, $name, true );

		if ( ! isset( $_POST[ $name ] ) ) {
			delete_post_meta( $post_id, $name );
			continue;
		}

		$data = $_POST[ $name ];

		if ( is_array( $data ) ) {
			$data = implode( ',', $data );
		}

		$data = preg_replace( '/<script([^>]*)>/s', '', $data );
		$data = preg_replace( '/<style([^>]*)>/s', '', $data );
		$data = str_replace( '</script>', '', $data );
		$data = str_replace( '</style>', '', $data );

		if ( $data ) {
			update_post_meta( $post_id, $name, $data );
		} elseif ( ! $data && $meta_value ) {
			delete_post_meta( $post_id, $name );
		}
	}
}

// Add Meta Fields when edit taxonomy
function porto_edit_tax_meta_fields( $tag, $taxonomy, $meta_fields, $woocommerce = false ) {
	if ( ! isset( $meta_fields ) || empty( $meta_fields ) ) {
		return;
	}

	$meta_tabs = porto_get_meta_tabs( $meta_fields );

	if ( count( $meta_tabs ) <= 1 ) {
		foreach ( $meta_fields as $meta_field ) {
			porto_edit_tax_meta_field( $tag, $taxonomy, $meta_field, $woocommerce );
		}
	} else {
		foreach ( $meta_tabs as $meta_tab ) {
			porto_edit_tax_meta_tab( $meta_tab );
			foreach ( $meta_fields as $meta_field ) {
				if ( ( ! isset( $meta_field['tab'] ) && 'general' == $meta_tab[0] ) || ( isset( $meta_field['tab'] ) && $meta_field['tab'][0] == $meta_tab[0] ) ) {
					porto_edit_tax_meta_field( $tag, $taxonomy, $meta_field, $woocommerce );
				}
			}
		}
	}
}

// Add Meta Tab when edit taxonomy
function porto_edit_tax_meta_tab( $meta_tab ) {
	$tab_key   = $meta_tab[0];
	$tab_value = $meta_tab[1];
	if ( 'general' == $tab_key ) {
		return;
	}
	?>
	<tr class="form-field">
		<th scope="row" valign="top"><?php echo esc_html( $tab_value ); ?></label></th>
		<td>
			<a class="porto-tax-meta-tab" data-tab="<?php echo esc_attr( $tab_key ); ?>" href="#"><?php esc_html_e( 'Edit', 'porto-functionality' ); ?></a>
		</td>
	</tr>
	<?php
}

// Add Meta Field when edit taxonomy
function porto_edit_tax_meta_field( $tag, $taxonomy, $meta_field, $woocommerce = false ) {
	if ( empty( $tag ) ) {
		$tag = '';
	}
	$name     = '';
	$title    = '';
	$desc     = '';
	$type     = '';
	$tab      = '';
	$default  = '';
	$required = '';
	$options  = '';
	extract(
		shortcode_atts(
			array(
				'name'     => '',
				'title'    => '',
				'desc'     => '',
				'type'     => '',
				'tab'      => '',
				'default'  => '',
				'required' => '',
				'options'  => '',
			),
			$meta_field
		)
	);

	$meta_value = '';
	if ( $tag ) {
		if ( $woocommerce ) {
			$meta_value = get_term_meta( $tag->term_id, $name, true );
		} else {
			$meta_value = get_metadata( $taxonomy, $tag->term_id, $name, true );
		}
	}
	if ( '' == $meta_value ) {
		$meta_value = $default;
	}

	if ( is_array( $tab ) ) {
		$tab = $tab[0];
	}

	$required_atts = array();
	if ( $required ) {
		$required_atts['data-required'] = $required['name'];
		$required_atts['data-value']    = $required['value'];
	}

	$required = porto_stringify_attributes( $required_atts );

	if ( 'text' == $type ) : // text
		?>
		<tr class="form-field<?php echo ! $tab ? '"' : ' porto-tab-row" data-tab="' . esc_attr( $tab ) . '"'; ?>" <?php echo porto_filter_output( $required ); ?>>
			<th scope="row" valign="top"<?php echo ! $tab ? '' : 'class="text-end"'; ?>><label for="<?php echo esc_attr( $name ); ?>"><?php echo esc_html( $title ); ?></label></th>
			<td>
				<input type="text" id="<?php echo esc_attr( $name ); ?>" name="<?php echo esc_attr( $name ); ?>" value="<?php echo stripslashes( $meta_value ); ?>" size="50%" />
				<?php
				if ( $desc ) :
					?>
					<p class="description">
					<?php
						echo wp_kses(
							$desc,
							array(
								'em'     => array(),
								'i'      => array(),
								'strong' => array(),
								'a'      => array(
									'class'  => array(),
									'href'   => array(),
									'target' => array(),
								),
							)
						);
					?>
					</p>
				<?php endif; ?>
			</td>
		</tr>
		<?php
	endif;

	if ( 'select' == $type ) : // select
		?>
		<tr class="form-field<?php echo ! $tab ? '"' : ' porto-tab-row" data-tab="' . esc_attr( $tab ) . '"'; ?> <?php echo porto_filter_output( $required ); ?>>
			<th scope="row" valign="top"<?php echo ! $tab ? '' : ' class="text-end"'; ?>><label for="<?php echo esc_attr( $name ); ?>"><?php echo esc_html( $title ); ?></label></th>
			<td>
				<select name="<?php echo esc_attr( $name ); ?>" id="<?php echo esc_attr( $name ); ?>">
					<?php if ( ! is_array( $options ) || ! in_array( '', array_keys( $options ) ) ) : ?>
						<option value=""><?php esc_html_e( 'Select', 'porto-functionality' ); ?></option>
					<?php endif; ?>
					<?php
					if ( is_array( $options ) ) :
						foreach ( $options as $key => $value ) :
							?>
							<option value="<?php echo esc_attr( $key ); ?>"<?php echo $meta_value == $key ? ' selected="selected"' : ''; ?>><?php echo esc_html( $value ); ?></option>
							<?php
						endforeach;
					endif;
					?>
				</select>
				<?php
				if ( $desc ) :
					?>
					<p class="description">
					<?php
						echo wp_kses(
							$desc,
							array(
								'em'     => array(),
								'i'      => array(),
								'strong' => array(),
								'a'      => array(
									'class'  => array(),
									'href'   => array(),
									'target' => array(),
								),
							)
						);
					?>
					</p>
				<?php endif; ?>
			</td>
		</tr>
		<?php
	endif;

	if ( 'upload' == $type ) : // upload image
		?>
		<tr class="form-field<?php echo ! $tab ? '"' : ' porto-tab-row" data-tab="' . esc_attr( $tab ) . '"'; ?> <?php echo porto_filter_output( $required ); ?>>
			<th scope="row" valign="top"<?php echo ! $tab ? '' : ' class="text-end"'; ?>><label for="<?php echo esc_attr( $name ); ?>"><?php echo esc_html( $title ); ?></label></th>
			<td>
					<input style="margin-bottom:5px;" value="<?php echo stripslashes( $meta_value ); ?>" type="text" name="<?php echo esc_attr( $name ); ?>"  id="<?php echo esc_attr( $name ); ?>" size="50%" />
					<br/>
					<button class="button_upload_image button" data-id="<?php echo esc_attr( $name ); ?>"><?php esc_html_e( 'Upload Image', 'porto-functionality' ); ?></button>
					<button class="button_remove_image button" data-id="<?php echo esc_attr( $name ); ?>"><?php esc_html_e( 'Remove Image', 'porto-functionality' ); ?></button>
				<?php
				if ( $desc ) :
					?>
					<p class="description">
					<?php
						echo wp_kses(
							$desc,
							array(
								'em'     => array(),
								'i'      => array(),
								'strong' => array(),
								'a'      => array(
									'class'  => array(),
									'href'   => array(),
									'target' => array(),
								),
							)
						);
					?>
					</p>
				<?php endif; ?>
			</td>
		</tr>
		<?php
	endif;

	if ( 'attach' == $type ) : // attach image
		?>
		<tr class="form-field<?php echo ! $tab ? '"' : ' porto-tab-row" data-tab="' . esc_attr( $tab ) . '"'; ?> <?php echo porto_filter_output( $required ); ?>>
		<th scope="row" valign="top"<?php echo ! $tab ? '' : 'class="text-end"'; ?>><label for="<?php echo esc_attr( $name ); ?>"><?php echo esc_html( $title ); ?></label></th>
		<td>
			<div class="attach_image" id="<?php echo esc_attr( $name ); ?>_thumb">
				<?php
				if ( $meta_value ) {
					echo wp_get_attachment_image( (int) $meta_value, 'full' );
				}
				?>
			</div>
			<input style="margin-bottom:5px;" value="<?php echo stripslashes( $meta_value ); ?>" type="hidden" name="<?php echo esc_attr( $name ); ?>"  id="<?php echo esc_attr( $name ); ?>" size="50%" />
			<br/>
			<button class="button_attach_image button" data-id="<?php echo esc_attr( $name ); ?>"><?php esc_html_e( 'Attach Image', 'porto-functionality' ); ?></button>
			<button class="button_remove_image button" data-id="<?php echo esc_attr( $name ); ?>"><?php esc_html_e( 'Remove Image', 'porto-functionality' ); ?></button>
				<?php
				if ( $desc ) :
					?>
					<p class="description">
					<?php
						echo wp_kses(
							$desc,
							array(
								'em'     => array(),
								'i'      => array(),
								'strong' => array(),
								'a'      => array(
									'class'  => array(),
									'href'   => array(),
									'target' => array(),
								),
							)
						);
					?>
					</p>
				<?php endif; ?>
			</td>
		</tr>
		<?php
	endif;

	if ( 'editor' == $type ) : // editor
		?>
		<tr class="form-field<?php echo ! $tab ? '"' : ' porto-tab-row" data-tab="' . esc_attr( $tab ) . '"'; ?> <?php echo porto_filter_output( $required ); ?>>
			<th colspan="2" scope="row" valign="top"><label for="<?php echo esc_attr( $name ); ?>"><?php echo esc_html( $title ); ?></label></th>
		</tr><tr <?php echo porto_filter_output( $required ); ?>>
			<td colspan="2">
				<?php wp_editor( $meta_value, $name ); ?>
				<?php
				if ( $desc ) :
					?>
					<p class="description">
					<?php
						echo wp_kses(
							$desc,
							array(
								'em'     => array(),
								'i'      => array(),
								'strong' => array(),
								'a'      => array(
									'class'  => array(),
									'href'   => array(),
									'target' => array(),
								),
							)
						);
					?>
					</p>
				<?php endif; ?>
			</td>
		</tr>
		<?php
	endif;

	if ( 'textarea' == $type ) : // textarea
		?>
		<tr class="form-field<?php echo ! $tab ? '"' : ' porto-tab-row" data-tab="' . esc_attr( $tab ) . '"'; ?> <?php echo porto_filter_output( $required ); ?>>
			<th scope="row" valign="top"<?php echo ! $tab ? '' : ' class="text-end"'; ?>><label for="<?php echo esc_attr( $name ); ?>"><?php echo esc_html( $title ); ?></label></th>
			<td>
			<textarea id="<?php echo esc_attr( $name ); ?>" name="<?php echo esc_attr( $name ); ?>"><?php echo ! $meta_value ? '' : wp_kses_post( $meta_value ); ?></textarea>
				<?php
				if ( $desc ) :
					?>
					<p class="description">
					<?php
						echo wp_kses(
							$desc,
							array(
								'em'     => array(),
								'i'      => array(),
								'strong' => array(),
								'a'      => array(
									'class'  => array(),
									'href'   => array(),
									'target' => array(),
								),
							)
						);
					?>
					</p>
				<?php endif; ?>
			</td>
		</tr>
		<?php
	endif;

	if ( ( 'radio' == $type ) && ( ! empty( $options ) ) ) : // radio buttons
		?>
		<tr class="form-field<?php echo ! $tab ? '"' : ' porto-tab-row" data-tab="' . esc_attr( $tab ) . '"'; ?> <?php echo porto_filter_output( $required ); ?>>
			<th scope="row" valign="top"<?php echo ! $tab ? '' : ' class="text-end"'; ?>><label for="<?php echo esc_attr( $name ); ?>"><?php echo esc_html( $title ); ?></label></th>
			<td>
				<?php foreach ( $options as $key => $value ) : ?>
					<input style="display:inline-block; width:auto;" type="radio" id="<?php echo esc_attr( $name ); ?>_<?php echo esc_attr( $key ); ?>" name="<?php echo esc_attr( $name ); ?>"  value="<?php echo esc_attr( $key ); ?>"
						<?php echo ( isset( $meta_value ) && ( $meta_value == $key ) ? ' checked="checked"' : '' ); ?>/>
					<label for="<?php echo esc_attr( $name ); ?>_<?php echo esc_attr( $key ); ?>"><?php echo esc_html( $value ); ?></label>&nbsp;&nbsp;&nbsp;
				<?php endforeach; ?>
				<?php
				if ( $desc ) :
					?>
					<p class="description">
					<?php
						echo wp_kses(
							$desc,
							array(
								'em'     => array(),
								'i'      => array(),
								'strong' => array(),
								'a'      => array(
									'class'  => array(),
									'href'   => array(),
									'target' => array(),
								),
							)
						);
					?>
					</p>
				<?php endif; ?>
			</td>
		</tr>
		<?php
	endif;

	if ( 'checkbox' == $type ) :  // checkbox
		?>
		<?php
		if ( $meta_value == $name ) {
			$checked = 'checked="checked"';
		} else {
			$checked = '';
		}
		?>
		<tr class="form-field<?php echo ! $tab ? '"' : ' porto-tab-row" data-tab="' . esc_attr( $tab ) . '"'; ?> <?php echo porto_filter_output( $required ); ?>>
			<th scope="row" valign="top"<?php echo ! $tab ? '' : ' class="text-end"'; ?>><label for="<?php echo esc_attr( $name ); ?>"><?php echo esc_html( $title ); ?></label></th>
			<td>
				<label><input style="display:inline-block; width:auto;" type="checkbox" name="<?php echo esc_attr( $name ); ?>" value="<?php echo esc_attr( $name ); ?>" <?php echo porto_filter_output( $checked ); ?> /> 
				<?php
					echo wp_kses(
						$desc,
						array(
							'em'     => array(),
							'i'      => array(),
							'strong' => array(),
							'a'      => array(
								'class'  => array(),
								'href'   => array(),
								'target' => array(),
							),
						)
					);
				?>
				</label>
			</td>
		</tr>
		<?php
	endif;

	if ( ( 'multi_checkbox' == $type ) && ( ! empty( $options ) ) ) : // radio buttons
		?>
		<tr class="form-field<?php echo ! $tab ? '"' : ' porto-tab-row" data-tab="' . esc_attr( $tab ) . '"'; ?> <?php echo porto_filter_output( $required ); ?>>
			<th scope="row" valign="top"<?php echo ! $tab ? '' : ' class="text-end"'; ?>><label for="<?php echo esc_attr( $name ); ?>"><?php echo esc_html( $title ); ?></label></th>
			<td>
				<?php foreach ( $options as $key => $value ) : ?>
					<input style="display:inline-block; width:auto;" type="checkbox" id="<?php echo esc_attr( $name ); ?>_<?php echo esc_attr( $key ); ?>" name="<?php echo esc_attr( $name ); ?>[]" value="<?php echo esc_attr( $key ); ?>" <?php echo ( ( isset( $meta_value ) && in_array( $key, explode( ',', $meta_value ) ) ) ? ' checked="checked"' : '' ); ?>/>
					<label for="<?php echo esc_attr( $name ); ?>_<?php echo esc_attr( $key ); ?>"> <?php echo esc_html( $value ); ?></label>&nbsp;&nbsp;&nbsp;
				<?php endforeach; ?>
				<?php
				if ( $desc ) :
					?>
					<p class="description">
					<?php
						echo wp_kses(
							$desc,
							array(
								'em'     => array(),
								'i'      => array(),
								'strong' => array(),
								'a'      => array(
									'class'  => array(),
									'href'   => array(),
									'target' => array(),
								),
							)
						);
					?>
					</p>
				<?php endif; ?>
			</td>
		</tr>
		<?php
	endif;

	if ( 'color' == $type ) : // color
		?>
		<tr class="form-field<?php echo ! $tab ? '"' : ' porto-tab-row" data-tab="' . esc_attr( $tab ) . '"'; ?> <?php echo porto_filter_output( $required ); ?>>
			<th scope="row" valign="top"<?php echo ! $tab ? '' : ' class="text-end"'; ?>><label for="<?php echo esc_attr( $name ); ?>"><?php echo esc_html( $title ); ?></label></th>
			<td class="porto-meta-color">
				<input type="text" id="<?php echo esc_attr( $name ); ?>" name="<?php echo esc_attr( $name ); ?>" value="<?php echo stripslashes( $meta_value ); ?>" size="50%" class="porto-color-field" />
				<label class="porto-transparency-check" for="<?php echo esc_attr( $name ); ?>-transparency"><input type="checkbox" value="1" id="<?php echo esc_attr( $name ); ?>-transparency" class="checkbox porto-color-transparency"<?php echo 'transparent' == $meta_value ? ' checked="checked"' : ''; ?>><?php esc_html_e( 'Transparent', 'porto-functionality' ); ?></label>
				<?php
				if ( $desc ) :
					?>
					<p class="description">
					<?php
						echo wp_kses(
							$desc,
							array(
								'em'     => array(),
								'i'      => array(),
								'strong' => array(),
								'a'      => array(
									'class'  => array(),
									'href'   => array(),
									'target' => array(),
								),
							)
						);
					?>
					</p>
				<?php endif; ?>
			</td>
		</tr>
		<?php
	endif;

	if ( ( 'imageselect' == $type ) && ( ! empty( $options ) ) ) : // image select
		?>
		<tr class="form-field<?php echo ! $tab ? '"' : ' porto-tab-row" data-tab="' . esc_attr( $tab ) . '"'; ?> <?php echo porto_filter_output( $required ); ?>>
			<th scope="row" valign="top"<?php echo ! $tab ? '' : ' class="text-end"'; ?>><label for="<?php echo esc_attr( $name ); ?>"><?php echo esc_html( $title ); ?></label></th>
			<td class="porto-metabox-image-select">
				<?php foreach ( $options as $key => $value ) : ?>
					<label for="<?php echo esc_attr( $name ); ?>_<?php echo esc_attr( $key ); ?>">
					<input style="display:inline-block; width:auto;" type="radio" id="<?php echo esc_attr( $name ); ?>_<?php echo esc_attr( $key ); ?>" name="<?php echo esc_attr( $name ); ?>"  value="<?php echo esc_attr( $key ); ?>"
						<?php echo ( isset( $meta_value ) && ( $meta_value == $key ) ? ' checked="checked"' : '' ); ?>/>
						<img src="<?php echo esc_html( $value['img'] ); ?>" alt="<?php echo esc_html( isset( $value['title'] ) ? $value['title'] : $value['alt'] ); ?>" /><br/>
					<span><?php echo esc_html( isset( $value['title'] ) ? $value['title'] : $value['alt'] ); ?></span></label>&nbsp;&nbsp;&nbsp;
				<?php endforeach; ?>
				<?php
				if ( $desc ) :
					?>
					<p class="description">
					<?php
						echo wp_kses(
							$desc,
							array(
								'em'     => array(),
								'i'      => array(),
								'strong' => array(),
								'a'      => array(
									'class'  => array(),
									'href'   => array(),
									'target' => array(),
								),
							)
						);
					?>
					</p>
				<?php endif; ?>
			</td>
		</tr>
		<?php
	endif;	
}

// Save Taxonomy Meta Values
function porto_save_tax_meta_values( $term_id, $taxonomy, $meta_fields, $woocommerce = false ) {
	if ( ! isset( $meta_fields ) || empty( $meta_fields ) ) {
		return;
	}

	foreach ( $meta_fields as $meta_field ) {

		$name    = '';
		$title   = '';
		$desc    = '';
		$type    = '';
		$tab     = '';
		$default = '';
		$options = '';
		extract(
			shortcode_atts(
				array(
					'name'    => '',
					'title'   => '',
					'desc'    => '',
					'type'    => '',
					'tab'     => '',
					'default' => '',
					'options' => '',
				),
				$meta_field
			)
		);

		if ( $woocommerce ) {
			$meta_value = get_term_meta( $term_id, $name, true );
		} else {
			$meta_value = get_metadata( $taxonomy, $term_id, $name, true );
		}

		if ( ! isset( $_POST[ $name ] ) ) {
			if ( $woocommerce ) {
				delete_term_meta( $term_id, $name );
			} else {
				delete_metadata( $taxonomy, $term_id, $name );
			}
			continue;
		}

		$data = $_POST[ $name ];

		if ( is_array( $data ) ) {
			$data = implode( ',', $data );
		}

		if ( $data ) {
			if ( $woocommerce ) {
				update_term_meta( $term_id, $name, $data );
			} else {
				update_metadata( $taxonomy, $term_id, $name, $data );
			}
		} elseif ( ! $data && $meta_value ) {
			if ( $woocommerce ) {
				delete_term_meta( $term_id, $name );
			} else {
				delete_metadata( $taxonomy, $term_id, $name );
			}
		}
	}
}

// Delete Taxonomy Meta Values
function porto_delete_tax_meta_values( $term_id, $taxonomy, $meta_fields ) {
	if ( ! isset( $meta_fields ) || empty( $meta_fields ) ) {
		return;
	}

	foreach ( $meta_fields as $meta_field ) {

		$name    = '';
		$title   = '';
		$desc    = '';
		$type    = '';
		$tab     = '';
		$default = '';
		$options = '';
		extract(
			shortcode_atts(
				array(
					'name'    => '',
					'title'   => '',
					'desc'    => '',
					'type'    => '',
					'tab'     => '',
					'default' => '',
					'options' => '',
				),
				$meta_field
			)
		);

		delete_metadata( $taxonomy, $term_id, $name );
	}
}

// Create Taxonomy Meta Table
function porto_create_tax_meta_table( $taxonomy ) {
	global $wpdb;

	$table_name = esc_sql( $wpdb->prefix . $taxonomy . 'meta' );

	if ( get_option( 'porto_created_table_' . $taxonomy, false ) == false ) {
		if ( ! empty( $wpdb->charset ) ) {
			$charset_collate = "DEFAULT CHARACTER SET {$wpdb->charset}";
		}
		if ( ! empty( $wpdb->collate ) ) {
			$charset_collate .= " COLLATE {$wpdb->collate}";
		}

		if ( ! $wpdb->get_var( $wpdb->prepare( 'SHOW TABLES LIKE %s', $table_name ) ) == $table_name ) {
			$sql = "CREATE TABLE {$table_name} (
			meta_id bigint(20) NOT NULL AUTO_INCREMENT,
			{$taxonomy}_id bigint(20) NOT NULL default 0,
			meta_key varchar(255) DEFAULT NULL,
			meta_value longtext DEFAULT NULL,
			UNIQUE KEY meta_id (meta_id)
		) {$charset_collate};";

			require_once( ABSPATH . 'wp-admin/includes/upgrade.php' );
			dbDelta( $sql );
		}

		update_option( 'porto_created_table_' . $taxonomy, true );
	}
}
