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<?php /** * Responsible for importing EasyRecipe recipes. * * @link http://bootstrapped.ventures * @since 1.0.0 * * @package WP_Recipe_Maker * @subpackage WP_Recipe_Maker/includes/admin/import / /* * Responsible for importing EasyRecipe recipes. * * @since 1.0.0 * @package WP_Recipe_Maker * @subpackage WP_Recipe_Maker/includes/admin/import * @author Brecht Vandersmissen <brecht@bootstrapped.ventures> / class WPRM_Import_Easyrecipe extends WPRM_Import { /* * Get the UID of this import source. * * @since 1.0.0 / public function get_uid() { return 'easyrecipe'; } /* * Whether or not this importer requires a manual search for recipes. * * @since 1.10.0 / public function requires_search() { return true; } /* * Get the name of this import source. * * @since 1.0.0 / public function get_name() { return 'EasyRecipe'; } /* * Get HTML for the import settings. * * @since 1.3.0 / public function get_settings_html() { return ''; } /* * Get the total number of recipes to import. * * @since 1.10.0 / public function get_recipe_count() { $recipes_found = get_option( 'wprm_import_easyrecipe_recipes', array() ); return count( $recipes_found ); } /* * Search for recipes to import. * * @since 1.10.0 * @param int $page Page of recipes to import. / public function search_recipes( $page = 0 ) { if ( ! class_exists( 'simple_html_dom' ) && ! class_exists( 'simple_html_dom_node' ) ) { require_once( WPRM_DIR . 'vendor/simple_html_dom/simple_html_dom.php' ); libxml_use_internal_errors( true ); } $recipes = array(); $finished = false; $limit = 100; $offset = $limit $page; $args = array( 'post_type' => array( 'post', 'page' ), 'post_status' => 'any', 'orderby' => 'date', 'order' => 'DESC', 'posts_per_page' => $limit, 'offset' => $offset, ); $query = new WP_Query( $args ); if ( $query->have_posts() ) { $posts = $query->posts; foreach ( $posts as $post ) { $recipes_html = $this->get_easyrecipe_recipes( $post->post_content ); if ( count( $recipes_html ) > 0 ) { foreach ( $recipes_html as $index => $recipe_html ) { $name = $recipe_html->find( 'div[class=ERName]', 0 ); $name = is_object( $name ) ? $this->strip_easyrecipe_tags( $name->plaintext ) : false; if ( false === $name ) { $name = $recipe_html->find( 'span[class=ERName]', 0 ); $name = is_object( $name ) ? $this->strip_easyrecipe_tags( $name->plaintext ) : __( 'Unknown', 'wp-recipe-maker' ); } $recipe_id = $post->ID . '-' . $index; $recipes[ $recipe_id ] = array( 'name' => $name, 'url' => get_edit_post_link( $post->ID ), ); } } } } else { $finished = true; } $found_recipes = 0 === $page ? array() : get_option( 'wprm_import_easyrecipe_recipes', array() ); $found_recipes = array_merge( $found_recipes, $recipes ); update_option( 'wprm_import_easyrecipe_recipes', $found_recipes, false ); $search_result = array( 'finished' => $finished, 'recipes' => count( $found_recipes ), ); return $search_result; } /** * Get a list of recipes that are available to import. * * @since 1.0.0 * @param int $page Page of recipes to get. / public function get_recipes( $page = 0 ) { $found_recipes = get_option( 'wprm_import_easyrecipe_recipes', array() ); $limit = 100; $offset = $limit $page; return array_slice( $found_recipes, $offset, $limit ); } /** * Get recipe with the specified ID in the import format. * * @since 1.0.0 * @param mixed $id ID of the recipe we want to import. * @param array $post_data POST data passed along when submitting the form. / public function get_recipe( $id, $post_data ) { if ( ! class_exists( 'simple_html_dom' ) && ! class_exists( 'simple_html_dom_node' ) ) { require_once( WPRM_DIR . 'vendor/simple_html_dom/simple_html_dom.php' ); libxml_use_internal_errors( true ); } $id_parts = explode( '-', $id, 2 ); $post_id = intval( $id_parts[0] ); $recipe_index = intval( $id_parts[1] ); $post = get_post( $post_id ); $recipes = $this->get_easyrecipe_recipes( $post->post_content ); $recipe_html = isset( $recipes[ $recipe_index ] ) ? $recipes[ $recipe_index ] : false; if ( $recipe_html ) { $recipe = array( 'import_id' => 0, // Set to 0 because we need to create a new recipe post. 'import_backup' => array( 'easyrecipe_content' => $post->post_content, ), ); // Featured Image. // Check for image set on "Photo" tab. $easyrecipe_field = $recipe_html->find( 'link[itemprop=image]', 0 ); $image_url = is_object( $easyrecipe_field ) ? $easyrecipe_field->attr['href'] : ''; $image_id = WPRM_Import_Helper::get_or_upload_attachment( $post_id, $image_url ); if ( $image_id ) { $recipe['image_id'] = $image_id; } else { // Use first image added to recipe. $images = $this->get_easyrecipe_images( $recipe_html->innertext ); if ( isset( $images[0] ) ) { $recipe['image_id'] = $images[0]['id']; } } // Name. $easyrecipe_field = $recipe_html->find( 'div[class=ERName]', 0 ); $wprm_field = is_object( $easyrecipe_field ) ? $this->strip_easyrecipe_tags( $easyrecipe_field->plaintext ) : false; if ( false === $wprm_field ) { $easyrecipe_field = $recipe_html->find( 'span[class=ERName]', 0 ); $wprm_field = is_object( $easyrecipe_field ) ? $this->strip_easyrecipe_tags( $easyrecipe_field->plaintext ) : ''; } $recipe['name'] = $wprm_field; // Simple matching. $easyrecipe_field = $recipe_html->find( 'div[class=ERSummary]', 0 ); $wprm_field = is_object( $easyrecipe_field ) ? $this->replace_easyrecipe_tags( $easyrecipe_field->plaintext ) : ''; $recipe['summary'] = $wprm_field; $easyrecipe_field = $recipe_html->find( 'div[class=ERNotes]', 0 ); $wprm_field = is_object( $easyrecipe_field ) ? $this->replace_easyrecipe_tags( $easyrecipe_field->plaintext, true ) : ''; $recipe['notes'] = $wprm_field; // Author. $easyrecipe_field = $recipe_html->find( 'span[class=author]', 0 ); $wprm_field = is_object( $easyrecipe_field ) ? $this->replace_easyrecipe_tags( $easyrecipe_field->plaintext, true ) : ''; $recipe['author_name'] = $wprm_field; if ( '' !== trim( $recipe['author_name'] ) ) { $recipe['author_display'] = 'custom'; } // Servings. $servings = $recipe_html->find( 'span[class=yield]', 0 ); $easyrecipe_servings = is_object( $servings ) ? trim( $servings->plaintext ) : ''; $match = preg_match( '/^\s\d+/', $easyrecipe_servings, $servings_array ); if ( 1 === $match ) { $servings = str_replace( ' ','', $servings_array[0] ); } else { $servings = ''; } $servings_unit = preg_replace( '/^\s\d+\s/', '', $easyrecipe_servings ); $recipe['servings'] = $servings; $recipe['servings_unit'] = $servings_unit; // Cook times. $easyrecipe_times = array(); $times = $recipe_html->find( 'time' ); foreach ( $times as $time ) { $easyrecipe_times[ $time->itemprop ] = $this->easyrecipe_time_to_minutes( $time->datetime ); } $recipe['prep_time'] = isset( $easyrecipe_times['prepTime'] ) ? $easyrecipe_times['prepTime'] : 0; $recipe['cook_time'] = isset( $easyrecipe_times['cookTime'] ) ? $easyrecipe_times['cookTime'] : 0; $recipe['total_time'] = isset( $easyrecipe_times['totalTime'] ) ? $easyrecipe_times['totalTime'] : 0; // Recipe Tags. $easyrecipe_field = $recipe_html->find( 'span[class=type]', 0 ); $wprm_field = is_object( $easyrecipe_field ) ? trim( $easyrecipe_field->plaintext ) : ''; $wprm_field = str_replace( ';', ',', $wprm_field ); $courses = preg_split( '/[\s,\s],+[\s,\s]/', $wprm_field ); $courses = '' === $courses[0] ? array() : $courses; $easyrecipe_field = $recipe_html->find( 'span[class=cuisine]', 0 ); $wprm_field = is_object( $easyrecipe_field ) ? trim( $easyrecipe_field->plaintext ) : ''; $wprm_field = str_replace( ';', ',', $wprm_field ); $cuisines = preg_split( '/[\s,\s],+[\s,\s]/', $wprm_field ); $cuisines = '' === $cuisines[0] ? array() : $cuisines; $recipe['tags'] = array( 'course' => $courses, 'cuisine' => $cuisines, ); // Ingredients. $ingredients = array(); $ingredient_lists = $recipe_html->find( 'ul[class=ingredients]' ); $ingredient_elements = array(); foreach ( $ingredient_lists as $ingredient_list ) { if ( is_object( $ingredient_list ) ) { $ingredient_elements = array_merge( $ingredient_elements, $ingredient_list->children() ); } } $group = array( 'ingredients' => array(), 'name' => '', ); foreach ( $ingredient_elements as $ingredient_element ) { if ( strpos( $ingredient_element->class, 'ERSeparator' ) !== false ) { // Ingredient group. $ingredients[] = $group; $group = array( 'ingredients' => array(), 'name' => $this->replace_easyrecipe_tags( $ingredient_element->plaintext, false ), ); } else { // Ingredient. $text = trim( $this->replace_easyrecipe_tags( $ingredient_element->plaintext, false ) ); if ( strlen( $text ) > 0 ) { $group['ingredients'][] = array( 'raw' => $text, ); } } } $ingredients[] = $group; $recipe['ingredients'] = $ingredients; // Instructions. $instructions = array(); $instruction_div = $recipe_html->find( 'div[class=instructions]' ); $instruction_children = isset( $instruction_div[0] ) && is_object( $instruction_div[0] ) ? $instruction_div[0]->children() : array(); $group = array( 'instructions' => array(), 'name' => '', ); foreach ( $instruction_children as $instruction_child ) { if ( 'div' === $instruction_child->tag && false !== strpos( $instruction_child->class, 'ERSeparator' ) ) { // Instruction Group. $instructions[] = $group; $group = array( 'instructions' => array(), 'name' => $this->strip_easyrecipe_tags( $instruction_child->plaintext ), ); } elseif ( 'ol' === $instruction_child->tag ) { $instruction_steps = $instruction_child->find( '[class=instruction]' ); foreach ( $instruction_steps as $instruction_step ) { $text = $this->replace_easyrecipe_tags( $instruction_step->plaintext ); $images = $this->get_easyrecipe_images( $instruction_step->plaintext ); if ( count( $images ) === 0 ) { // Create an instruction step without image. $group['instructions'][] = array( 'text' => $text, 'image' => '', ); } else { // We have at least 1 image, create an instruction step for each image. foreach ( $images as $image ) { $group['instructions'][] = array( 'text' => $text, 'image' => $image['id'], ); $text = ''; // Only use description for first step. } } } } } $instructions[] = $group; $recipe['instructions'] = $instructions; // Nutrition. $recipe['nutrition'] = array(); $nutrition_mapping = array( 'servingSize' => 'serving_size', 'calories' => 'calories', 'carbohydrates' => 'carbohydrates', 'protein' => 'protein', 'fat' => 'fat', 'saturatedFat' => 'saturated_fat', 'unsaturatedFat' => 'polyunsaturated_fat', 'transFat' => 'trans_fat', 'cholesterol' => 'cholesterol', 'sodium' => 'sodium', 'fiber' => 'fiber', 'sugar' => 'sugar', ); foreach ( $nutrition_mapping as $easyrecipe_field => $wprm_field ) { $er_nutrition_data = $recipe_html->find( 'span[class=' . $easyrecipe_field . ']', 0 ); if ( is_object( $er_nutrition_data ) ) { $value = trim( $er_nutrition_data->plaintext ); $recipe['nutrition'][ $wprm_field ] = $value; } } } else { $recipe = false; } return $recipe; } /** * Replace the original recipe with the newly imported WPRM one. * * @since 1.0.0 * @param mixed $id ID of the recipe we want replace. * @param mixed $wprm_id ID of the WPRM recipe to replace with. * @param array $post_data POST data passed along when submitting the form. / public function replace_recipe( $id, $wprm_id, $post_data ) { if ( ! class_exists( 'simple_html_dom' ) && ! class_exists( 'simple_html_dom_node' ) ) { require_once( WPRM_DIR . 'vendor/simple_html_dom/simple_html_dom.php' ); libxml_use_internal_errors( true ); } $id_parts = explode( '-', $id, 2 ); $post_id = intval( $id_parts[0] ); $recipe_index = intval( $id_parts[1] ); $post = get_post( $post_id ); $html = $this->get_html( $post->post_content ); // Find EasyRecipe to replace with our shortcode. $easyrecipe = $html->find( 'div[class=easyrecipe]', $recipe_index ); // If surrounded by wrapper we need to replace that as well. $parent = $easyrecipe->parent(); if ( isset( $parent->class ) && false !== strpos( $parent->class, 'easyrecipeWrapper' ) ) { $easyrecipe = $parent; } $easyrecipe->outertext = '[wprm-recipe id="' . $wprm_id . '"]'; $body = $html->find( 'body', 0 ); $content = $body->innertext; $update_content = array( 'ID' => $post_id, 'post_content' => $content, ); wp_update_post( $update_content ); // Remove from found recipes. $found_recipes = get_option( 'wprm_import_easyrecipe_recipes', array() ); unset( $found_recipes[ $id ] ); update_option( 'wprm_import_easyrecipe_recipes', $found_recipes, false ); // Migrate comment ratings. $comments = get_comments( array( 'post_id' => $post_id ) ); foreach ( $comments as $comment ) { $comment_rating = intval( get_comment_meta( $comment->comment_ID, 'ERRating', true ) ); if ( $comment_rating ) { WPRM_Comment_Rating::add_or_update_rating_for( $comment->comment_ID, $comment_rating ); } } } /* * Get EasyRecipe recipes that are used in this content. * * @since 1.0.0 * @param mixed $post_content Post content to find recipes in. / private function get_easyrecipe_recipes( $post_content ) { $html = $this->get_html( $post_content ); if ( $html ) { return $html->find( 'div[class=easyrecipe]' ); } else { return array(); } } /* * Get post content as HTML. * * @since 1.0.0 * @param mixed $post_content Post content to get the HTML for. / private function get_html( $post_content ) { $content = wpautop( $post_content ); $html = new simple_html_dom(); return $html->load( '<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /></head><body>' . $content . '</body>' ); } /* * Get images that are used in the ER recipe. * * @since 1.0.0 * @param mixed $text Text to find images in. / private function get_easyrecipe_images( $text ) { $images = array(); preg_match_all( '/\[img[^\]]]/i', $text, $easyrecipe_images ); if ( isset( $easyrecipe_images[0] ) ) { foreach ( $easyrecipe_images[0] as $easyrecipe_image ) { preg_match( '/src=\"([^\"])\"/i', $easyrecipe_image, $image ); if ( isset( $image[1] ) ) { $id = WPRM_Import_Helper::get_or_upload_attachment( $post_id, $image[1] ); $image = wp_get_attachment_image_src( $id, array( 9999, 150 ) ); $images[] = array( 'id' => $id, 'img' => $image[0], ); } } } return $images; } /* * Strip any EasyRecipe tags from the provided string. * * @since 1.0.0 * @param mixed $string Text to strip the tags from. / private function strip_easyrecipe_tags( $string ) { $string = str_ireplace( '[b]', '', $string ); $string = str_ireplace( '[/b]', '', $string ); $string = str_ireplace( '[i]', '', $string ); $string = str_ireplace( '[/i]', '', $string ); $string = str_ireplace( '[u]', '', $string ); $string = str_ireplace( '[/u]', '', $string ); $string = str_ireplace( '[br]', '', $string ); $string = preg_replace( '/\[img[^\]]]/i', '', $string ); $string = preg_replace( '/\[url[^\]]]/i', '', $string ); $string = str_ireplace( '[/url]', '', $string ); return trim( $string ); } /* * Replace any EasyRecipe tags in the provided string with their HTML. * * @since 1.0.0 * @param mixed $string Text to replace the tags in. * @param boolean $images Allow images in the output. / private function replace_easyrecipe_tags( $string, $images = false ) { $string = str_ireplace( '[b]', '<strong>', $string ); $string = str_ireplace( '[/b]', '</strong>', $string ); $string = str_ireplace( '[i]', '<em>', $string ); $string = str_ireplace( '[/i]', '</em>', $string ); $string = str_ireplace( '[u]', '<span style="text-decoration: underline;">', $string ); $string = str_ireplace( '[/u]', '</span>', $string ); $string = str_ireplace( '[br]', '<br/>', $string ); if ( $images ) { $string = preg_replace( '/\[img([^\]])]/i', "<img$1 />", $string ); } else { $string = preg_replace( '/\[img[^\]]]/i', '', $string ); } $string = preg_replace( '/\[url([^\]])]/i', "<a$1>", $string ); $string = str_ireplace( '[/url]', '</a>', $string ); return trim( $string ); } /** * Get time in minutes from ER time string. * * @since 1.0.0 * @param mixed $duration ER time string. / private function easyrecipe_time_to_minutes( $duration = 'PT' ) { $date_abbr = array( 'd' => 6024, 'h' => 60, 'i' => 1, ); $result = 0; $arr = explode( 'T', $duration ); if ( isset( $arr[1] ) ) { $arr[1] = str_replace( 'M', 'I', $arr[1] ); } $duration = implode( 'T', $arr ); foreach ( $date_abbr as $abbr => $time ) { if ( preg_match( '/(\d+)' . $abbr . '/i', $duration, $val ) ) { $result += intval( $val[1] ) * $time; } } return $result; } }

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