/wp-content/themes/bridge/plugins/js_composer/js_composer/include/params/vc_grid_item/class-vc-grid-item.php

<?php



/**

 * Class Vc_Grid_Item to build grid item.

 */

class Vc_Grid_Item {

	protected $template = '';

	protected $html_template = false;

	protected $post = false;

	protected $grid_atts = array();

	protected $is_end = false;

	protected static $templates_added = false;

	protected $shortcodes = false;

	protected $found_variables = false;

	protected static $predefined_templates = false;

	protected $template_id = false;

	protected static $custom_fields_meta_data = false;



	/**

	 * Get shortcodes to build vc grid item templates.

	 *

	 * @return bool|mixed|void

	 */

	public function shortcodes() {

		if ( false === $this->shortcodes ) {

			$this->shortcodes = include vc_path_dir( 'PARAMS_DIR', 'vc_grid_item/shortcodes.php' );

			$this->shortcodes = apply_filters( 'vc_grid_item_shortcodes', $this->shortcodes );

		}

		add_filter( 'vc_shortcode_set_template_vc_icon', array( $this, 'addVcIconShortcodesTemplates' ) );

		add_filter( 'vc_shortcode_set_template_vc_button2', array( $this, 'addVcButton2ShortcodesTemplates' ) );

		add_filter( 'vc_shortcode_set_template_vc_single_image', array(

			$this,

			'addVcSingleImageShortcodesTemplates'

		) );

		add_filter( 'vc_shortcode_set_template_vc_custom_heading', array(

			$this,

			'addVcCustomHeadingShortcodesTemplates'

		) );



		return $this->shortcodes;

	}



	/**

	 * Used by filter vc_shortcode_set_template_vc_icon to set custom template for vc_icon shortcode.

	 *

	 * @param $template

	 *

	 * @return string

	 */

	public function addVcIconShortcodesTemplates( $template ) {

		$file = vc_path_dir( 'TEMPLATES_DIR', 'params/vc_grid_item/shortcodes/vc_icon.php' );

		if ( is_file( $file ) ) {

			return $file;

		}



		return $template;

	}



	/**

	 * Used by filter vc_shortcode_set_template_vc_button2 to set custom template for vc_button2 shortcode.

	 *

	 * @param $template

	 *

	 * @return string

	 */

	public function addVcButton2ShortcodesTemplates( $template ) {

		$file = vc_path_dir( 'TEMPLATES_DIR', 'params/vc_grid_item/shortcodes/vc_button2.php' );

		if ( is_file( $file ) ) {

			return $file;

		}



		return $template;

	}



	/**

	 * Used by filter vc_shortcode_set_template_vc_single_image to set custom template for vc_single_image shortcode.

	 *

	 * @param $template

	 *

	 * @return string

	 */

	public function addVcSingleImageShortcodesTemplates( $template ) {

		$file = vc_path_dir( 'TEMPLATES_DIR', 'params/vc_grid_item/shortcodes/vc_single_image.php' );

		if ( is_file( $file ) ) {

			return $file;

		}



		return $template;

	}



	/**

	 * Used by filter vc_shortcode_set_template_vc_custom_heading to set custom template for vc_custom_heading shortcode.

	 *

	 * @param $template

	 *

	 * @return string

	 */

	public function addVcCustomHeadingShortcodesTemplates( $template ) {

		$file = vc_path_dir( 'TEMPLATES_DIR', 'params/vc_grid_item/shortcodes/vc_custom_heading.php' );

		if ( is_file( $file ) ) {

			return $file;

		}



		return $template;

	}



	/**

	 * Map shortcodes for vc_grid_item param type.

	 */

	public function mapShortcodes() {

		foreach ( $this->shortcodes() as $shortcode_settings ) {

			vc_map( $shortcode_settings );

		}

	}



	/**

	 * Get list of predefined templates.

	 *

	 * @return bool|mixed

	 */

	public static function predefinedTemplates() {

		if ( false === self::$predefined_templates ) {

			self::$predefined_templates = apply_filters( 'vc_grid_item_predefined_templates',

				include vc_path_dir( 'PARAMS_DIR', 'vc_grid_item/templates.php' ) );

		}



		return self::$predefined_templates;

	}



	/**

	 * @param $id - Predefined templates id

	 *

	 * @return array|bool

	 */

	public static function predefinedTemplate( $id ) {

		$predefined_templates = self::predefinedTemplates();

		if ( isset( $predefined_templates[ $id ]['template'] ) ) {

			return $predefined_templates[ $id ];

		}



		return false;

	}



	/**

	 * Set template which should grid used when vc_grid_item param value is rendered.

	 *

	 * @param $id

	 *

	 * @return bool

	 */

	public function setTemplateById( $id ) {

		require_once vc_path_dir( 'PARAMS_DIR', 'vc_grid_item/templates.php' );

		if ( 0 === strlen( $id ) ) {

			return false;

		}

		if ( preg_match( '/^\d+$/', $id ) ) {

			$post = get_post( (int) $id );

			$post && $this->setTemplate( $post->post_content, $post->ID );



			return true;

		} elseif ( false !== ( $predefined_template = $this->predefinedTemplate( $id ) ) ) {

			$this->setTemplate( $predefined_template['template'], $id );



			return true;

		}



		return false;

	}



	/**

	 * Setter for template attribute.

	 *

	 * @param $template

	 * @param $template_id

	 */

	public function setTemplate( $template, $template_id ) {

		$this->template = $template;

		$this->template_id = $template_id;

		$this->parseTemplate( $template );

	}



	/**

	 * Getter for template attribute.

	 * @return string

	 */

	function template() {

		return $this->template;

	}



	/**

	 * Add custom css from shortcodes that were mapped for vc grid item.

	 * @return string

	 */

	public function addShortcodesCustomCss() {

		$output = $shortcodes_custom_css = '';

		$id = $this->template_id;

		if ( preg_match( '/^\d+$/', $id ) ) {

			$shortcodes_custom_css = get_post_meta( $id, '_wpb_shortcodes_custom_css', true );

		} elseif ( false !== ( $predefined_template = $this->predefinedTemplate( $id ) ) ) {

			$shortcodes_custom_css = visual_composer()->parseShortcodesCustomCss( $predefined_template['template'] );

		}

		if ( ! empty( $shortcodes_custom_css ) ) {

			$output .= '<style type="text/css" data-type="vc_shortcodes-custom-css">';

			$output .= $shortcodes_custom_css;

			$output .= '</style>';

		}



		return $output;

	}



	/**

	 * Generates html with template's variables for rendering new project.

	 *

	 * @param $template

	 */

	public function parseTemplate( $template ) {

		// $this->setShortcodes();

		$this->mapShortcodes();

		$attr = ' width="' . $this->gridAttribute( 'element_width', 12 ) . '"'

		        . ' is_end="' . ( $this->isEnd() === 'true' ? 'true' : '' ) . '"';

		$template = preg_replace( '/(\[(\[?)vc_gitem\b)/', '$1' . $attr, $template );

		$this->html_template .= do_shortcode( $template );

	}



	/**

	 * Regexp for variables.

	 * @return string

	 */

	public function templateVariablesRegex() {

		return '/\{\{' . '\{?' . '\s*' . '([^\}\:]+)(\:([^\}]+))?' . '\s*' . '\}\}' . '\}?/';

	}



	/**

	 * Get default variables.

	 *

	 * @return array|bool

	 */

	public function getTemplateVariables() {

		if ( ! is_array( $this->found_variables ) ) {

			preg_match_all( $this->templateVariablesRegex(), $this->html_template, $this->found_variables, PREG_SET_ORDER );

		}



		return $this->found_variables;

	}



	/**

	 * Render item by replacing template variables for exact post.

	 *

	 * @param WP_Post $post

	 *

	 * @return mixed

	 */

	function renderItem( WP_Post $post ) {

		$pattern = array();

		$replacement = array();

		$this->addAttributesFilters();

		foreach ( $this->getTemplateVariables() as $var ) {

			$pattern[] = '/' . preg_quote( $var[0], '/' ) . '/';

			$replacement[] = preg_replace( '/\\$/', '\\\$', $this->attribute( $var[1], $post, isset( $var[3] ) ? trim( $var[3] ) : '' ) );

		}



		return preg_replace( $pattern, $replacement, do_shortcode( $this->html_template ) );

	}



	/**

	 * Adds filters to build templates variables values.

	 */

	public function addAttributesFilters() {

		require_once vc_path_dir( 'PARAMS_DIR', 'vc_grid_item/attributes.php' );

	}



	/**

	 * Getter for Grid shortcode attributes.

	 *

	 * @param $grid_atts

	 */

	public function setGridAttributes( $grid_atts ) {

		$this->grid_atts = $grid_atts;

	}



	/**

	 * Setter for Grid shortcode attributes.

	 *

	 * @param $name

	 * @param string $default

	 *

	 * @return string

	 */

	public function gridAttribute( $name, $default = '' ) {

		return isset( $this->grid_atts[ $name ] ) ? $this->grid_atts[ $name ] : $default;

	}



	/**

	 * Get attribute value for WP_post object.

	 *

	 * @param $name

	 * @param $post

	 * @param string $data

	 *

	 * @return mixed|void

	 */

	public function attribute( $name, $post, $data = '' ) {

		return apply_filters( 'vc_gitem_template_attribute_' . trim( $name ),

			( isset( $post->$name ) ? $post->$name : '' ), array(

				'post' => $post,

				'data' => $data,

			) );

	}



	/**

	 * Set that this is last items in the grid. Used for load more button and lazy loading.

	 *

	 * @param bool $is_end

	 */

	public function setIsEnd( $is_end = true ) {

		$this->is_end = $is_end;

	}



	/**

	 * Checks is the end.

	 * @return bool

	 */

	public function isEnd() {

		return $this->is_end;

	}



	/**

	 * Set elements templates.

	 */

	protected function setShortcodes() {

		foreach ( $this->shortcodes() as $tag => $settings ) {

			add_shortcode( $tag, array( $this, vc_camel_case( $tag . '_shortcode' ) ) );

		}

	}

// }}

}