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<?php /** * Template Kit Import: * * This starts things up. Registers the SPL and starts up some classes. * * @package Envato/Envato_Template_Kit_Import * @since 0.0.2 / namespace Envato_Template_Kit_Import; if ( ! defined( 'ABSPATH' ) ) { exit; // Exit if accessed directly. } /* * Builder registration and management. * * @since 0.0.2 / abstract class Builder extends Base { /* * Which builder this is for (e.g. 'elementor' or 'gutenberg') * * @var string / public $builder = null; /* * The current loaded kit ID frmo the CPT database * * @var int / public $kit_id = null; /* * Checks a template kid ID against the CPT database and loads if it's the correct type. * * @param $template_kit_id * * @return int\|null / public function load_kit( $template_kit_id ) { $this->kit_id = null; $post = get_post( $template_kit_id ); if ( CPT_Kits::get_instance()->cpt_slug === $post->post_type ) { // Confirmed that the required ID is in fact one of our uploaded template kits. $builder = get_post_meta( $post->ID, 'envato_tk_builder', true ); if ( $this->builder === $builder ) { $this->kit_id = $post->ID; } } return $this->kit_id; } /* * Imports a template to the desired page builder * * @param $template_index / public function import_template( $template_index ) { // Child class needs to override this. } /* * Gets the imported manifest data from the CPT post meta * * @return array / public function get_manifest_data() { return get_post_meta( $this->kit_id, 'envato_tk_manifest', true ); } /* * Gets the list of required plugins from metadata * * @return array / public function get_requirements() { return [ 'theme' => $this->get_required_theme(), 'plugins' => $this->get_required_plugins(), 'css' => $this->get_required_css(), ]; } /* * Gets the list of required plugins from metadata * * @return array / public function get_required_plugins() { $manifest_data = $this->get_manifest_data(); return Required_Plugin::get_instance()->check_for_required_plugins( ! empty( $manifest_data['required_plugins'] ) ? $manifest_data['required_plugins'] : array() ); } /* * Gets any required theme for this Template Kit * * @return array / public function get_required_theme() { return array(); } /* * Sets the css separator string in the customizer. * * @param $css_file * @return string / public function get_css_separator( $css_file ) { $css_separator = 'Template Kit CSS: ' . esc_html( $this->get_name() . ' (' . $css_file .')'); return $css_separator; } /* * Gets any required template css for this Template Kit * * @return array / public function get_required_css() { $manifest = $this->get_manifest_data(); $custom_css_post = wp_get_custom_css_post(); $to_install_required = array(); // For template kits we need to return the required css array to use if ( ! empty( $manifest['required_css'] ) ) { foreach ( $manifest['required_css'] as $required_css ) { $has_this_css_been_installed_already = false; if ( $custom_css_post && $custom_css_post->ID ) { // The user has customizer data on their website. $existing_customizer_css = $custom_css_post->post_content; $css_separator = $this->get_css_separator( $required_css['file'] ); if ( false !== strpos( $existing_customizer_css, $css_separator ) ) { // We have found this separator in the users customizer data. // Set the flag to true so we won't install this css snippet. $has_this_css_been_installed_already = true; } } if ( ! $has_this_css_been_installed_already ) { // The user hasn't installed this css before (or it's a fresh site with no customzer data yet) $required_css['css_preview'] = $this->get_custom_css_data( $required_css['file'] ); $to_install_required[] = $required_css; } } } return $to_install_required; } /* * Gets the list of available templates in this kit from metadata * * @return array / public function get_available_templates() { $manifest = $this->get_manifest_data(); $manifest_has_changed = false; if ( $manifest && ! empty( $manifest['templates'] ) ) { $templates = $manifest['templates']; $screenshot_base_url = $this->get_template_kit_temporary_url(); foreach ( $templates as $template_index => $template ) { if ( ! empty( $template['screenshot'] ) ) { $templates[ $template_index ]['screenshot_url'] = $screenshot_base_url . $template['screenshot']; } // Checking the additional template informatino strings for & and converting to & so they display. if( ! empty( $template['metadata']['additional_template_information'] ) ) { $templates[ $template_index ]['metadata']['additional_template_information'] = array_map( 'htmlspecialchars_decode', $template['metadata']['additional_template_information'] ); } // Check if the name of the template has any characters that need decoding and convert them. if ( ! empty( $templates[ $template_index ]['name'] ) ) { $templates[ $template_index ]['name'] = html_entity_decode( $templates[ $template_index ]['name'] ); } // todo: this will be an array of imports into the page builder library // So we can show if the template has been imported already etc. if ( ! isset( $templates[ $template_index ]['imports'] ) ) { $templates[ $template_index ]['imports'] = array(); } foreach ( $templates[ $template_index ]['imports'] as $import_id => $imported_template_id ) { // check it still exists. $maybe_exists = get_post( $imported_template_id ); if ( ! $maybe_exists \|\| $maybe_exists->ID !== (int) $imported_template_id ) { $manifest_has_changed = true; unset( $manifest['templates'][ $template_index ]['imports'][ $import_id ] ); } } } if ( $manifest_has_changed ) { // we've removed an imported template, need to refresh our manifest data. update_post_meta( $this->kit_id, 'envato_tk_manifest', $manifest ); } return $templates; } return array(); } /* * Gets the local path for the extracted ZIP file on the hosting account. * Used to get the path for JSON files so page builders can load them in. * * @return string / public function get_template_kit_temporary_folder() { $template_kit_folder_name = get_post_meta( $this->kit_id, 'envato_tk_folder_name', true ); $wp_upload_dir = wp_upload_dir(); $template_kit_folder_path = $wp_upload_dir['basedir'] . '/template-kits/' . $template_kit_folder_name . '/'; // Confirm we're pulling this data from the right location: if ( strpos( $template_kit_folder_path, $wp_upload_dir['basedir'] ) === 0 ) { return $template_kit_folder_path; } return null; } /* * Gets the local URL for the extracted ZIP file on the hosting account. * Used for screenshot previews and things like that. * * @return string / public function get_template_kit_temporary_url() { $template_kit_folder_name = get_post_meta( $this->kit_id, 'envato_tk_folder_name', true ); $wp_upload_dir = wp_upload_dir(); return $wp_upload_dir['baseurl'] . '/template-kits/' . $template_kit_folder_name . '/'; } /* * Get details from the manifest file about a particular template within this kit. * * @param $template_index * * @return bool\|array / public function get_template_data( $template_index ) { $templates = $this->get_available_templates(); if ( isset( $templates[ $template_index ] ) ) { return $templates[ $template_index ]; } return false; } /* * Record an import event. * For now we append this data to the stored manifest details in the CPT metadata. * * @param $template_index * @param $imported_template_id / public function record_import_event( $template_index, $imported_template_id ) { $manifest = $this->get_manifest_data(); if ( $manifest && ! empty( $manifest['templates'] ) ) { if ( isset( $manifest['templates'][ $template_index ] ) ) { if ( ! isset( $manifest['templates'][ $template_index ]['imports'] ) ) { $manifest['templates'][ $template_index ]['imports'] = array(); } // Append import event to manifest file. $manifest['templates'][ $template_index ]['imports'][] = array( 'imported_template_id' => $imported_template_id, ); } } update_post_meta( $this->kit_id, 'envato_tk_manifest', $manifest ); } /* * What text to display on input buttons * * @return string / public function get_import_button_text() { return esc_html__( 'Import Template', 'template-kit-import' ); } /* * Get the URL to the list of imported templates. * * @param $imported_template_id int - Optional imported template ID. * * @return string / public function get_imported_template_edit_url( $imported_template_id = 0 ) { return admin_url( 'edit.php?post_type=page' ); } /* * Get the current template kit name. * * @return string / public function get_name() { $post = get_post( $this->kit_id ); return $post->post_title; } /* * Get any unmet requirements for importing this template to WordPress * * @param $template array * * @return array / public function get_list_of_unmet_requirements( $template ) { return array(); } /* * Given a temporary CSS filename (such as css/customizer.css) return the contents of that file. * * @param $css_filename * * @return string / public function get_custom_css_data( $css_filename ) { $temporary_template_kit_folder = $this->get_template_kit_temporary_folder(); if ( $temporary_template_kit_folder ) { // check for the existence of this CSS file in the extracted folder: $full_css_file_path = realpath( trailingslashit( $temporary_template_kit_folder ) . $css_filename ); if ( $full_css_file_path && file_exists( $full_css_file_path ) && 0 === strpos( $full_css_file_path, $temporary_template_kit_folder ) ) { // We have found the CSS file in the locally extracted ZIP file to import. return file_get_contents( $full_css_file_path ); } } return ''; } /* * Install a CSS file into the WordPress customizer from the ZIP file * * @param $css_filename string Filename of CSS file in ZIP * * @return bool / public function install_custom_css_into_customizer( $css_filename ) { $template_kit_css_data = $this->get_custom_css_data( $css_filename ); // We work out if we need to append this CSS to the customizer $append_css = false; $customizer_css_data = ''; $custom_css_post = wp_get_custom_css_post(); $css_separator = $this->get_css_separator( $css_filename ); if ( $custom_css_post && $custom_css_post->ID ) { $customizer_css_data = $custom_css_post->post_content; if ( false === strpos( $customizer_css_data, $css_separator ) ) { $append_css = true; } } else { $append_css = true; } // Now we append this CSS to to the customizer with a Start/End CSS tag to make finding it easier in the future. if ( $append_css ) { $customizer_css_data .= "\n\n/* Start $css_separator /\n\n" . $template_kit_css_data . "\n\n/ End $css_separator /\n\n"; wp_update_custom_css_post( $customizer_css_data ); return true; } return false; } / * Gets url for entire kit screenshot * * @return string\|false / public function get_screenshot_url() { return false; } /* * Gets url for source zip * * @return string\|false */ public function get_source_zip_url() { return get_post_meta( $this->kit_id, 'envato_tk_source_zip_url', true ); } }

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