329 lines
		
	
	
		
			7.1 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			329 lines
		
	
	
		
			7.1 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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/**
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 * Base form template.
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 *
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 * @since 1.0.0
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 */
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abstract class WPForms_Template {
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	/**
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	 * Full name of the template, eg "Contact Form".
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	 *
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	 * @since 1.0.0
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	 *
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	 * @var string
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	 */
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	public $name;
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	/**
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	 * Slug of the template, eg "contact-form" - no spaces.
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	 *
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	 * @since 1.0.0
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	 *
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	 * @var string
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	 */
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	public $slug;
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	/**
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	 * Source of the template.
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	 *
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	 * @since 1.6.8
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	 *
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	 * @var array
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	 */
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	public $source;
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	/**
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	 * Categories array.
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	 *
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	 * @since 1.6.8
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	 *
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	 * @var array
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	 */
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	public $categories;
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	/**
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	 * Short description the template.
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	 *
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	 * @since 1.0.0
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	 *
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	 * @var string
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	 */
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	public $description = '';
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	/**
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	 * Short description of the fields included with the template.
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	 *
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	 * @since 1.0.0
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	 *
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	 * @var string
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	 */
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	public $includes = '';
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	/**
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	 * URL of the icon to display in the admin area.
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	 *
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	 * @since 1.0.0
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	 *
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	 * @var string
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	 */
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	public $icon = '';
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	/**
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	 * Form template preview URL.
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	 *
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	 * @since 1.7.5.3
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	 *
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	 * @var string
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	 */
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	public $url = '';
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	/**
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	 * Form template thumbnail url.
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	 *
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	 * @since 1.8.2
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	 *
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	 * @var string
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	 */
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	public $thumbnail = '';
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	/**
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	 * Array of data that is assigned to the post_content on form creation.
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	 *
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	 * @since 1.0.0
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	 *
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	 * @var array
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	 */
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	public $data;
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	/**
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	 * Priority to show in the list of available templates.
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	 *
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	 * @since 1.0.0
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	 *
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	 * @var int
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	 */
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	public $priority = 20;
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	/**
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	 * Core or additional template.
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	 *
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	 * @since 1.4.0
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	 *
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	 * @var bool
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	 */
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	public $core = false;
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	/**
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	 * Modal message to display when the template is applied.
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	 *
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	 * @since 1.0.0
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	 *
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	 * @var array
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	 */
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	public $modal = '';
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	/**
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	 * Primary class constructor.
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	 *
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	 * @since 1.0.0
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	 */
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	public function __construct() {
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		// Bootstrap.
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		$this->init();
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		$type = $this->core ? '_core' : '';
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		add_filter( "wpforms_form_templates{$type}", [ $this, 'template_details' ], $this->priority );
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		add_filter( 'wpforms_create_form_args', [ $this, 'template_data' ], 10, 2 );
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		add_filter( 'wpforms_save_form_args', [ $this, 'template_replace' ], 10, 3 );
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		add_filter( 'wpforms_builder_template_active', [ $this, 'template_active' ], 10, 2 );
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	}
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	/**
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	 * Let's get started.
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	 *
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	 * @since 1.0.0
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	 */
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	public function init() {}
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	/**
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	 * Add basic template details to the Add New Form admin screen.
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	 *
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	 * @since 1.0.0
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	 *
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	 * @param array $templates Templates array.
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	 *
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	 * @return array
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	 */
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	public function template_details( $templates ) {
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		$templates[] = [
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			'name'        => $this->name,
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			'slug'        => $this->slug,
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			'source'      => $this->source,
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			'categories'  => $this->categories,
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			'description' => $this->description,
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			'includes'    => $this->includes,
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			'icon'        => $this->icon,
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			'url'         => ! empty( $this->url ) ? $this->url : '',
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			'plugin_dir'  => $this->get_plugin_dir(),
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			'thumbnail'   => ! empty( $this->thumbnail ) ? $this->thumbnail : '',
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		];
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		return $templates;
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	}
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	/**
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	 * Get the directory name of the plugin in which current template resides.
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	 *
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	 * @since 1.6.9
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	 *
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	 * @return string
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	 */
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	private function get_plugin_dir() {
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		$reflection         = new \ReflectionClass( $this );
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		$template_file_path = wp_normalize_path( $reflection->getFileName() );
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		// Cutting out the WP_PLUGIN_DIR from the beginning of the template file path.
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		$template_file_path = preg_replace( '{^' . wp_slash( wp_normalize_path( WP_PLUGIN_DIR ) ) . '}', '', $template_file_path );
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		$template_file_chunks = explode( '/', $template_file_path );
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		return $template_file_chunks[1];
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	}
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	/**
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	 * Add template data when form is created.
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	 *
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	 * @since 1.0.0
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	 *
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	 * @param array $args Create form arguments.
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	 * @param array $data Template data.
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	 *
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	 * @return array
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	 */
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	public function template_data( $args, $data ) {
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		if ( ! empty( $data ) && ! empty( $data['template'] ) ) {
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			if ( $data['template'] === $this->slug ) {
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				// Enable Notifications by default.
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				$this->data['settings']['notification_enable'] = isset( $this->data['settings']['notification_enable'] )
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					? $this->data['settings']['notification_enable']
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					: 1;
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				$args['post_content'] = wpforms_encode( $this->data );
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			}
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		}
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		return $args;
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	}
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	/**
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	 * Replace template on post update if triggered.
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	 *
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	 * @since 1.0.0
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	 *
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	 * @param array $form Form post data.
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	 * @param array $data Form data.
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	 * @param array $args Update form arguments.
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	 *
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	 * @return array
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	 */
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	public function template_replace( $form, $data, $args ) {
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		// We should proceed only if the template slug passed via $args['template'] is equal to the current template slug.
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		// This will work only for offline templates: Blank Form, all the Addons Templates, and all the custom templates.
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		// All the online (modern) templates use the hash as the identifier,
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		// and they are handled by `\WPForms\Admin\Builder\Templates::apply_to_existing_form()`.
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		if ( empty( $args['template'] ) || $args['template'] !== $this->slug ) {
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			return $form;
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		}
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		$form_data = wpforms_decode( wp_unslash( $form['post_content'] ) );
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		// Something is wrong with the form data.
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		if ( empty( $form_data ) ) {
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			return $form;
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		}
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		// Compile the new form data preserving needed data from the existing form.
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		$new                     = $this->data;
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		$new['id']               = isset( $form_data['id'] ) ? $form_data['id'] : 0;
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		$new['settings']         = isset( $form_data['settings'] ) ? $form_data['settings'] : [];
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		$new['payments']         = isset( $form_data['payments'] ) ? $form_data['payments'] : [];
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		$new['meta']             = isset( $form_data['meta'] ) ? $form_data['meta'] : [];
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		$new['meta']['template'] = isset( $this->data['meta']['template'] ) ? $this->data['meta']['template'] : '';
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		/**
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		 * Allow modifying form data when a template is replaced.
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		 *
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		 * @since 1.7.9
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		 *
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		 * @param array $new       Updated form data.
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		 * @param array $form_data Current form data.
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		 * @param array $template  Template data.
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		 */
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		$new = (array) apply_filters( 'wpforms_templates_class_base_template_replace_modify_data', $new, $form_data, $this );
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		// Update the form with new data.
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		$form['post_content'] = wpforms_encode( $new );
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		return $form;
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	}
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	/**
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	 * Pass information about the active template back to the builder.
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	 *
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	 * @since 1.0.0
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	 *
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	 * @param array  $details Details.
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	 * @param object $form    Form data.
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	 *
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	 * @return array|void
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	 */
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	public function template_active( $details, $form ) {
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		if ( empty( $form ) ) {
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			return;
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		}
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		$form_data = wpforms_decode( $form->post_content );
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		if ( empty( $this->modal ) || empty( $form_data['meta']['template'] ) || $this->slug !== $form_data['meta']['template'] ) {
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			return $details;
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		} else {
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			$display = $this->template_modal_conditional( $form_data );
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		}
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		return [
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			'name'          => $this->name,
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			'slug'          => $this->slug,
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			'description'   => $this->description,
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			'includes'      => $this->includes,
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			'icon'          => $this->icon,
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			'modal'         => $this->modal,
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			'modal_display' => $display,
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		];
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	}
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	/**
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	 * Conditional to determine if the template informational modal screens
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	 * should display.
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	 *
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	 * @since 1.0.0
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	 *
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	 * @param array $form_data Form data and settings.
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	 *
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	 * @return bool
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	 */
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	public function template_modal_conditional( $form_data ) {
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		return false;
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	}
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}
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