|
| 1 | +<?php |
| 2 | + |
| 3 | +namespace NewfoldLabs\WP\Module\Onboarding\Services; |
| 4 | + |
| 5 | +use NewfoldLabs\WP\Module\Onboarding\TaskManagers\ImageSideloadTaskManager; |
| 6 | +use NewfoldLabs\WP\Module\Onboarding\Tasks\ImageSideloadTask; |
| 7 | + |
| 8 | +/** |
| 9 | + * SiteGenImageService for the onboarding module. |
| 10 | + * |
| 11 | + * Handles image processing and media library operations for the onboarding flow. |
| 12 | + */ |
| 13 | +class SiteGenImageService { |
| 14 | + |
| 15 | + /** |
| 16 | + * Process homepage images immediately in background (non-blocking). |
| 17 | + * This method dispatches an async request that doesn't block the main request. |
| 18 | + * |
| 19 | + * @param int $post_id The post ID to process images for. |
| 20 | + * @param string $content The content containing images. |
| 21 | + */ |
| 22 | + public static function process_homepage_images_immediate_async( $post_id, $content ) { |
| 23 | + // Extract image URLs from content |
| 24 | + preg_match_all( '/<img[^>]+src=["\']([^"\']+)["\']/i', $content, $matches ); |
| 25 | + $image_urls = isset( $matches[1] ) ? $matches[1] : array(); |
| 26 | + if ( empty( $image_urls ) ) { |
| 27 | + return; |
| 28 | + } |
| 29 | + |
| 30 | + // Create and add task to queue |
| 31 | + $task = new ImageSideloadTask( $post_id, $image_urls ); |
| 32 | + ImageSideloadTaskManager::add_to_queue( $task ); |
| 33 | + |
| 34 | + // Schedule a single event to process the queue (if not already scheduled) |
| 35 | + if ( ! wp_next_scheduled( 'nfd_process_image_sideload_queue' ) ) { |
| 36 | + wp_schedule_single_event( time(), 'nfd_process_image_sideload_queue' ); |
| 37 | + } |
| 38 | + } |
| 39 | + |
| 40 | + /** |
| 41 | + * Uploads images to the WordPress media library as attachments. |
| 42 | + * |
| 43 | + * This function takes an array of image URLs, downloads them, and |
| 44 | + * uploads them to the WordPress media library, returning the URLs |
| 45 | + * of the newly uploaded images. |
| 46 | + * |
| 47 | + * @param array $image_urls An array of image URLs to upload. |
| 48 | + * @param int $post_id The post ID to attach the images to. |
| 49 | + * @return array|false An array of WordPress attachment URLs on success, false on failure. |
| 50 | + * @throws Exception If there is an error during the upload process. |
| 51 | + */ |
| 52 | + public static function upload_images_to_wp_media_library( $image_urls, $post_id ) { |
| 53 | + require_once ABSPATH . 'wp-admin/includes/media.php'; |
| 54 | + require_once ABSPATH . 'wp-admin/includes/image.php'; |
| 55 | + |
| 56 | + global $wp_filesystem; |
| 57 | + self::connect_to_filesystem(); |
| 58 | + |
| 59 | + $uploaded_image_urls = array(); |
| 60 | + $total_images = count( $image_urls ); |
| 61 | + $successful_uploads = 0; |
| 62 | + |
| 63 | + try { |
| 64 | + foreach ( $image_urls as $image_url ) { |
| 65 | + // Check if the URL is valid. |
| 66 | + if ( ! filter_var( $image_url, FILTER_VALIDATE_URL ) ) { |
| 67 | + continue; |
| 68 | + } |
| 69 | + |
| 70 | + // Fetch the image via remote get with timeout and a retry attempt. |
| 71 | + $attempt = 0; |
| 72 | + $max_attempts = 2; |
| 73 | + while ( $attempt < $max_attempts ) { |
| 74 | + $response = wp_remote_get( $image_url, array( 'timeout' => 15 ) ); |
| 75 | + if ( ! is_wp_error( $response ) && 200 === wp_remote_retrieve_response_code( $response ) ) { |
| 76 | + break; |
| 77 | + } |
| 78 | + ++$attempt; |
| 79 | + } |
| 80 | + if ( is_wp_error( $response ) || 200 !== wp_remote_retrieve_response_code( $response ) ) { |
| 81 | + continue; |
| 82 | + } |
| 83 | + // Reading the headers from the image url to determine. |
| 84 | + $headers = wp_remote_retrieve_headers( $response ); |
| 85 | + $content_type = $headers['content-type'] ?? ''; |
| 86 | + $image_data = wp_remote_retrieve_body( $response ); |
| 87 | + if ( empty( $content_type ) || empty( $image_data ) ) { |
| 88 | + continue; |
| 89 | + } |
| 90 | + // Determine the file extension based on MIME type. |
| 91 | + $file_extension = ''; |
| 92 | + switch ( $content_type ) { |
| 93 | + case 'image/jpeg': |
| 94 | + $file_extension = '.jpg'; |
| 95 | + break; |
| 96 | + case 'image/png': |
| 97 | + $file_extension = '.png'; |
| 98 | + break; |
| 99 | + case 'image/gif': |
| 100 | + $file_extension = '.gif'; |
| 101 | + break; |
| 102 | + case 'image/webp': |
| 103 | + $file_extension = '.webp'; |
| 104 | + break; |
| 105 | + } |
| 106 | + |
| 107 | + if ( '' === $file_extension ) { |
| 108 | + continue; |
| 109 | + } |
| 110 | + // create upload directory. |
| 111 | + $upload_dir = wp_upload_dir(); |
| 112 | + // xtract a filename from the URL. |
| 113 | + $parsed_url = wp_parse_url( $image_url ); |
| 114 | + $path_parts = pathinfo( $parsed_url['path'] ); |
| 115 | + // filename to be added in directory. |
| 116 | + $original_filename = $path_parts['filename'] . $file_extension; |
| 117 | + |
| 118 | + // to ensure the filename is unique within the upload directory. |
| 119 | + $filename = wp_unique_filename( $upload_dir['path'], $original_filename ); |
| 120 | + $filepath = $upload_dir['path'] . '/' . $filename; |
| 121 | + |
| 122 | + $wp_filesystem->put_contents( $filepath, $image_data ); |
| 123 | + |
| 124 | + // Create an attachment post for the image, metadata needed for WordPress media library. |
| 125 | + // guid -for url, post_title for cleaned up name, post content is empty as this is an attachment. |
| 126 | + // post_status inherit is for visibility. |
| 127 | + $attachment = array( |
| 128 | + 'guid' => $upload_dir['url'] . '/' . $filename, |
| 129 | + 'post_mime_type' => $content_type, |
| 130 | + 'post_title' => preg_replace( '/\.[^.]+$/', '', basename( $filename ) ), |
| 131 | + 'post_content' => '', |
| 132 | + 'post_status' => 'inherit', |
| 133 | + 'post_parent' => $post_id, // Attach to the specified post |
| 134 | + ); |
| 135 | + $attach_id = wp_insert_attachment( $attachment, $filepath ); |
| 136 | + |
| 137 | + // Generate and assign metadata for the attachment. |
| 138 | + $attach_data = wp_generate_attachment_metadata( $attach_id, $filepath ); |
| 139 | + wp_update_attachment_metadata( $attach_id, $attach_data ); |
| 140 | + |
| 141 | + // Add the WordPress attachment URL to the list. |
| 142 | + if ( $attach_id ) { |
| 143 | + $attachment_url = wp_get_attachment_url( $attach_id ); |
| 144 | + if ( ! $attachment_url ) { |
| 145 | + $attachment_url = null; |
| 146 | + } |
| 147 | + $uploaded_image_urls[ $image_url ] = $attachment_url; |
| 148 | + $successful_uploads++; |
| 149 | + } |
| 150 | + } |
| 151 | + } catch ( \Exception $e ) { |
| 152 | + // Log error silently |
| 153 | + } |
| 154 | + return $uploaded_image_urls; |
| 155 | + } |
| 156 | + |
| 157 | + /** |
| 158 | + * Update post content by replacing original image URLs with WordPress media library URLs. |
| 159 | + * |
| 160 | + * @param int $post_id The post ID to update. |
| 161 | + * @param array $url_mapping Array mapping original URLs to new WordPress URLs. |
| 162 | + * @return bool True on success, false on failure. |
| 163 | + */ |
| 164 | + public static function update_post_content_with_new_image_urls( $post_id, $url_mapping ) { |
| 165 | + // Get the current post content |
| 166 | + $post = get_post( $post_id ); |
| 167 | + if ( ! $post ) { |
| 168 | + return false; |
| 169 | + } |
| 170 | + |
| 171 | + $content = $post->post_content; |
| 172 | + $updated = false; |
| 173 | + $replaced_count = 0; |
| 174 | + |
| 175 | + // Replace each original URL with the new WordPress URL |
| 176 | + foreach ( $url_mapping as $original_url => $new_url ) { |
| 177 | + if ( ! empty( $new_url ) ) { |
| 178 | + // Use str_replace for exact URL replacement |
| 179 | + $new_content = str_replace( $original_url, $new_url, $content ); |
| 180 | + if ( $new_content !== $content ) { |
| 181 | + $content = $new_content; |
| 182 | + $updated = true; |
| 183 | + $replaced_count++; |
| 184 | + } |
| 185 | + } |
| 186 | + } |
| 187 | + |
| 188 | + // Update the post if content changed |
| 189 | + if ( $updated ) { |
| 190 | + $update_result = wp_update_post( |
| 191 | + array( |
| 192 | + 'ID' => $post_id, |
| 193 | + 'post_content' => $content, |
| 194 | + ) |
| 195 | + ); |
| 196 | + |
| 197 | + if ( is_wp_error( $update_result ) ) { |
| 198 | + return false; |
| 199 | + } |
| 200 | + |
| 201 | + return true; |
| 202 | + } |
| 203 | + |
| 204 | + return true; // No changes needed |
| 205 | + } |
| 206 | + |
| 207 | + /** |
| 208 | + * Connect to the WordPress filesystem. |
| 209 | + * |
| 210 | + * @return boolean |
| 211 | + */ |
| 212 | + public static function connect_to_filesystem() { |
| 213 | + require_once ABSPATH . 'wp-admin/includes/file.php'; |
| 214 | + |
| 215 | + // We want to ensure that the user has direct access to the filesystem. |
| 216 | + $access_type = \get_filesystem_method(); |
| 217 | + if ( 'direct' !== $access_type ) { |
| 218 | + return false; |
| 219 | + } |
| 220 | + |
| 221 | + $creds = \request_filesystem_credentials( site_url() . '/wp-admin', '', false, false, array() ); |
| 222 | + |
| 223 | + if ( ! \WP_Filesystem( $creds ) ) { |
| 224 | + return false; |
| 225 | + } |
| 226 | + |
| 227 | + return true; |
| 228 | + } |
| 229 | +} |
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