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<?php /** * Common Class. * * @since 2.5.0 * @package SoliloquyWP Lite * @author SoliloquyWP Team <[email protected]> */ // Exit if accessed directly. if ( ! defined( 'ABSPATH' ) ) { exit; } /** * Soliloquy Common * * @since 2.5.0 */ class Soliloquy_Common_Lite { /** * Holds the class object. * * @since 1.0.0 * * @var object */ public static $instance; /** * Path to the file. * * @since 1.0.0 * * @var string */ public $file = __FILE__; /** * Holds the base class object. * * @since 1.0.0 * * @var object */ public $base; /** * Primary class constructor. * * @since 1.0.0 */ public function __construct() { // Load the base class object. $this->base = Soliloquy_Lite::get_instance(); } /** * Helper method for retrieving slider themes. * * @since 1.0.0 * * @return array Array of slider theme data. */ public function get_slider_themes() { $themes = [ [ 'value' => 'base', 'name' => __( 'Base', 'soliloquy' ), 'file' => $this->base->file, ], [ 'value' => 'classic', 'name' => __( 'Classic', 'soliloquy' ), 'file' => $this->base->file, ], ]; return apply_filters( 'soliloquy_slider_themes', $themes ); } /** * Helper method for retrieving slider transitions. * * @since 1.0.0 * * @return array Array of slider transition data. */ public function get_slider_transitions() { $transitions = [ [ 'value' => 'fade', 'name' => __( 'Fade', 'soliloquy' ), ], ]; return apply_filters( 'soliloquy_slider_transitions', $transitions ); } /** * Helper method for retrieving aria-live priorities * * @since 2.3.8 * * @return array Array of aria-live priorities */ public function get_aria_live_values() { $values = [ [ 'value' => 'off', 'name' => __( 'Off', 'soliloquy' ), ], [ 'value' => 'polite', 'name' => __( 'Polite', 'soliloquy' ), ], [ 'value' => 'assertive', 'name' => __( 'Assertive', 'soliloquy' ), ], ]; return apply_filters( 'soliloquy_aria_live_values', $values ); } /** * Helper method for setting default config values. * * @since 1.0.0 * * @global int $id The current post ID. * @global object $post The current post object. * @param string $key The default config key to retrieve. * @return string Key value on success, false on failure. */ public function get_config_default( $key ) { global $id, $post; // Get the current post ID. If ajax, grab it from the $_POST variable. if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) { $post_id = isset( $_POST['post_id'] ) ? absint( wp_unslash( $_POST['post_id'] ) ) : ''; // phpcs:ignore WordPress.Security.NonceVerification.Missing } else { $post_id = isset( $post->ID ) ? $post->ID : (int) $id; } // Prepare default values. $defaults = $this->get_config_defaults( $post_id ); // Return the key specified. return isset( $defaults[ $key ] ) ? $defaults[ $key ] : false; } /** * Retrieves the slider config defaults. * * @since 1.0.0 * * @param int $post_id The current post ID. * @return array Array of slider config defaults. */ public function get_config_defaults( $post_id ) { $defaults = [ 'type' => 'default', 'slider_theme' => 'base', 'slider_width' => 960, 'slider_height' => 300, 'transition' => 'fade', 'duration' => 5000, 'speed' => 400, 'gutter' => 20, 'slider' => 1, 'aria_live' => 'polite', // Misc. 'classes' => [], 'title' => '', 'slug' => '', 'rtl' => 0, ]; return apply_filters( 'soliloquy_defaults', $defaults, $post_id ); } /** * API method for cropping images. * * @since 1.0.0 * * @global object $wpdb The $wpdb database object. * * @param string $url The URL of the image to resize. * @param int $width The width for cropping the image. * @param int $height The height for cropping the image. * @param bool $crop Whether or not to crop the image (default yes). * @param string $align The crop position alignment. * @param int $quality JPEG Compression value. * @param bool $retina Whether or not to make a retina copy of image. * @return WP_Error|string Return WP_Error on error, URL of resized image on success. */ public function resize_image( $url, $width = null, $height = null, $crop = true, $align = 'c', $quality = 82, $retina = false ) { global $wpdb; // Get common vars. $args = [ $url, $width, $height, $crop, $align, $quality, $retina ]; $common = $this->get_image_info( $args ); // Unpack variables if an array, otherwise return WP_Error. if ( is_wp_error( $common ) ) { return $common; } else { extract( $common ); } // If the destination width/height values are the same as the original, don't do anything. if ( $orig_width === $dest_width && $orig_height === $dest_height ) { return $url; } // If the file doesn't exist yet, we need to create it. if ( ! file_exists( $dest_file_name ) ) { // @codingStandardsIgnoreStart // We only want to resize Media Library images, so we can be sure they get deleted correctly when appropriate. $get_attachment = $wpdb->get_results( $wpdb->prepare( "SELECT * FROM $wpdb->posts WHERE guid=%s", $url ) ); // @codingStandardsIgnoreEnd // Load the WordPress image editor. $editor = wp_get_image_editor( $file_path ); // If an editor cannot be found, the user needs to have GD or Imagick installed. if ( is_wp_error( $editor ) ) { return new WP_Error( 'soliloquy-error-no-editor', __( 'No image editor could be selected. Please verify with your webhost that you have either the GD or Imagick image library compiled with your PHP install on your server.', 'soliloquy' ) ); } // Set the image editor quality. $editor->set_quality( $quality ); // If cropping, process cropping. if ( $crop ) { $src_x = 0; $src_y = 0; $src_w = $orig_width; $src_h = $orig_height; $cmp_x = $orig_width / $dest_width; $cmp_y = $orig_height / $dest_height; // Calculate x or y coordinate and width or height of source. if ( $cmp_x > $cmp_y ) { $src_w = round( $orig_width / $cmp_x * $cmp_y ); $src_x = round( ( $orig_width - ( $orig_width / $cmp_x * $cmp_y ) ) / 2 ); } elseif ( $cmp_y > $cmp_x ) { $src_h = round( $orig_height / $cmp_y * $cmp_x ); $src_y = round( ( $orig_height - ( $orig_height / $cmp_y * $cmp_x ) ) / 2 ); } // Positional cropping. if ( $align && 'c' !== $align ) { if ( strpos( $align, 't' ) !== false || strpos( $align, 'tr' ) !== false || strpos( $align, 'tl' ) !== false ) { $src_y = 0; } if ( strpos( $align, 'b' ) !== false || strpos( $align, 'br' ) !== false || strpos( $align, 'bl' ) !== false ) { $src_y = $orig_height - $src_h; } if ( strpos( $align, 'l' ) !== false ) { $src_x = 0; } if ( strpos( $align, 'r' ) !== false ) { $src_x = $orig_width - $src_w; } } // Crop the image. $editor->crop( $src_x, $src_y, $src_w, $src_h, $dest_width, $dest_height ); } else { // Just resize the image. $editor->resize( $dest_width, $dest_height ); } // Save the image. $saved = $editor->save( $dest_file_name ); // Print possible out of memory errors. if ( is_wp_error( $saved ) ) { unlink( $dest_file_name ); // phpcs:ignore WordPress.WP.AlternativeFunctions.unlink_unlink return $saved; } // Add the resized dimensions and alignment to original image metadata, so the images // can be deleted when the original image is delete from the Media Library. if ( $get_attachment ) { $metadata = wp_get_attachment_metadata( $get_attachment[0]->ID ); if ( isset( $metadata['image_meta'] ) ) { $md = $saved['width'] . 'x' . $saved['height']; if ( $crop ) { $md .= $align ? "_{$align}" : '_c'; } $metadata['image_meta']['resized_images'][] = $md; wp_update_attachment_metadata( $get_attachment[0]->ID, $metadata ); } } // Set the resized image URL. $resized_url = str_replace( basename( $url ), basename( $saved['path'] ), $url ); } else { // Set the resized image URL. $resized_url = str_replace( basename( $url ), basename( $dest_file_name ), $url ); } // Return the resized image URL. return $resized_url; } /** * Helper method to return common information about an image. * * @since 1.0.0 * * @param array $args List of resizing args to expand for gathering info. * @return WP_Error|string Return WP_Error on error, array of data on success. */ public function get_image_info( $args ) { // Unpack arguments. list( $url, $width, $height, $crop, $align, $quality, $retina ) = $args; // Return an error if no URL is present. if ( empty( $url ) ) { return new WP_Error( 'soliloquy-error-no-url', __( 'No image URL specified for cropping.', 'soliloquy' ) ); } // Get the image file path. $urlinfo = wp_parse_url( $url ); $wp_upload_dir = wp_upload_dir(); // Interpret the file path of the image. if ( preg_match( '/\/[0-9]{4}\/[0-9]{2}\/.+$/', $urlinfo['path'], $matches ) ) { $file_path = $wp_upload_dir['basedir'] . $matches[0]; } else { $pathinfo = wp_parse_url( $url ); $uploads_dir = is_multisite() ? '/files/' : '/wp-content/'; if ( isset( $_SERVER['SCRIPT_NAME'] ) ) { $file_path = ABSPATH . str_replace( dirname( sanitize_text_field( wp_unslash( $_SERVER['SCRIPT_NAME'] ) ) ) . '/', '', strstr( $pathinfo['path'], $uploads_dir ) ); } $file_path = preg_replace( '/(\/\/)/', '/', $file_path ); } // Don't process a file that does not exist. if ( ! file_exists( $file_path ) ) { return new WP_Error( 'soliloquy-error-no-file', __( 'No file could be found for the image URL specified.', 'soliloquy' ) ); } // Get original image size. $size = getimagesize( $file_path ); // If no size data obtained, return an error. if ( ! $size ) { return new WP_Error( 'soliloquy-error-no-size', __( 'The dimensions of the original image could not be retrieved for cropping.', 'soliloquy' ) ); } // Set original width and height. list( $orig_width, $orig_height, $orig_type ) = $size; // Generate width or height if not provided. if ( $width && ! $height ) { $height = floor( $orig_height * ( $width / $orig_width ) ); } elseif ( $height && ! $width ) { $width = floor( $orig_width * ( $height / $orig_height ) ); } elseif ( ! $width && ! $height ) { return new WP_Error( 'soliloquy-error-no-size', __( 'The dimensions of the original image could not be retrieved for cropping.', 'soliloquy' ) ); } // Allow for different retina image sizes. $retina = $retina ? ( true === $retina ? 2 : $retina ) : 1; // Destination width and height variables. $dest_width = $width * $retina; $dest_height = $height * $retina; // Some additional info about the image. $info = pathinfo( $file_path ); $dir = $info['dirname']; $ext = $info['extension']; $name = wp_basename( $file_path, ".$ext" ); // Suffix applied to filename. $suffix = $dest_width . 'x' . $dest_height; // Set alignment information on the file. if ( $crop ) { $suffix .= ( $align ) ? "_{$align}" : '_c'; } // Get the destination file name. $dest_file_name = "{$dir}/{$name}-{$suffix}.{$ext}"; // Return the info. return [ 'dir' => $dir, 'name' => $name, 'ext' => $ext, 'suffix' => $suffix, 'orig_width' => $orig_width, 'orig_height' => $orig_height, 'orig_type' => $orig_type, 'dest_width' => $dest_width, 'dest_height' => $dest_height, 'file_path' => $file_path, 'dest_file_name' => $dest_file_name, ]; } /** * Helper method to flush slider caches once a slider is updated. * * @since 1.0.0 * * @param int $post_id The current post ID. * @param string $slug The unique slider slug. */ public function flush_slider_caches( $post_id, $slug = '' ) { // Delete known slider caches. delete_transient( '_sol_cache_' . $post_id ); delete_transient( '_sol_cache_all' ); // Possibly delete slug slider cache if available. if ( ! empty( $slug ) ) { delete_transient( '_sol_cache_' . $slug ); } // Run a hook for Addons to access. do_action( 'soliloquy_flush_caches', $post_id, $slug ); } /** * Helper method to return the max execution time for scripts. * * @since 1.0.0 */ public function get_max_execution_time() { $time = ini_get( 'max_execution_time' ); return ! $time || empty( $time ) ? (int) 0 : $time; } /** * Returns the singleton instance of the class. * * @since 1.0.0 * * @return object The Soliloquy_Common_Lite object. */ public static function get_instance() { if ( ! isset( self::$instance ) && ! ( self::$instance instanceof Soliloquy_Common_Lite ) ) { self::$instance = new Soliloquy_Common_Lite(); } return self::$instance; } } // Load the common class. $soliloquy_common_lite = Soliloquy_Common_Lite::get_instance();