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InsertPost.php
315 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Insert Post module for FrontBlocks. |
| 4 | * |
| 5 | * @package FrontBlocks |
| 6 | * @author David Perez <david@close.technology> |
| 7 | * @copyright 2023 Closemarketing |
| 8 | * @version 1.0 |
| 9 | */ |
| 10 | |
| 11 | namespace FrontBlocks\Frontend; |
| 12 | |
| 13 | defined( 'ABSPATH' ) || exit; |
| 14 | |
| 15 | /** |
| 16 | * InsertPost class. |
| 17 | * |
| 18 | * @since 1.0.0 |
| 19 | */ |
| 20 | class InsertPost { |
| 21 | |
| 22 | /** |
| 23 | * Constructor. |
| 24 | */ |
| 25 | public function __construct() { |
| 26 | $this->init_hooks(); |
| 27 | } |
| 28 | |
| 29 | /** |
| 30 | * Initialize hooks. |
| 31 | * |
| 32 | * @return void |
| 33 | */ |
| 34 | private function init_hooks() { |
| 35 | add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ), 99 ); |
| 36 | add_action( 'enqueue_block_editor_assets', array( $this, 'enqueue_block_editor_assets' ) ); |
| 37 | add_action( 'wp_ajax_frbl_search_posts', array( $this, 'search_posts_callback' ) ); |
| 38 | add_action( 'wp_ajax_nopriv_frbl_search_posts', array( $this, 'search_posts_callback' ) ); |
| 39 | add_action( 'init', array( $this, 'register_insert_post_block' ) ); |
| 40 | add_filter( 'render_block_generateblocks/grid', array( $this, 'add_insert_post_attributes_to_grid_block' ), 10, 2 ); |
| 41 | add_action( 'init', array( $this, 'register_custom_attributes' ), 5 ); |
| 42 | } |
| 43 | |
| 44 | /** |
| 45 | * Enqueue scripts and styles. |
| 46 | * |
| 47 | * @return void |
| 48 | */ |
| 49 | public function enqueue_scripts() { |
| 50 | wp_enqueue_style( |
| 51 | 'frontblocks-insert-post', |
| 52 | FRBL_PLUGIN_URL . 'assets/insert-post/frontblocks-insert-post.css', |
| 53 | array(), |
| 54 | FRBL_VERSION |
| 55 | ); |
| 56 | } |
| 57 | |
| 58 | /** |
| 59 | * Enqueue block editor assets. |
| 60 | * |
| 61 | * @return void |
| 62 | */ |
| 63 | public function enqueue_block_editor_assets() { |
| 64 | // Enqueue jQuery UI for autocomplete. |
| 65 | wp_enqueue_script( 'jquery-ui-autocomplete' ); |
| 66 | wp_enqueue_style( 'jquery-ui', FRBL_PLUGIN_URL . 'assets/insert-post/jquery-ui.css', array(), '1.13.2' ); |
| 67 | |
| 68 | wp_enqueue_script( |
| 69 | 'frontblocks-insert-post-option', |
| 70 | FRBL_PLUGIN_URL . 'assets/insert-post/frontblocks-insert-post-option.js', |
| 71 | array( 'wp-blocks', 'wp-element', 'wp-components', 'wp-data', 'wp-edit-post', 'wp-api-fetch', 'jquery', 'jquery-ui-autocomplete' ), |
| 72 | FRBL_VERSION, |
| 73 | true |
| 74 | ); |
| 75 | |
| 76 | // Localize script with AJAX URL and nonce. |
| 77 | wp_localize_script( |
| 78 | 'frontblocks-insert-post-option', |
| 79 | 'frblInsertPost', |
| 80 | array( |
| 81 | 'ajaxUrl' => admin_url( 'admin-ajax.php' ), |
| 82 | 'nonce' => wp_create_nonce( 'frbl_insert_post_nonce' ), |
| 83 | ) |
| 84 | ); |
| 85 | } |
| 86 | |
| 87 | /** |
| 88 | * AJAX callback for searching posts. |
| 89 | * |
| 90 | * @return void |
| 91 | */ |
| 92 | public function search_posts_callback() { |
| 93 | // Verify nonce. |
| 94 | $nonce = isset( $_POST['nonce'] ) ? sanitize_text_field( wp_unslash( $_POST['nonce'] ) ) : ''; |
| 95 | if ( ! wp_verify_nonce( $nonce, 'frbl_insert_post_nonce' ) ) { |
| 96 | wp_die( 'Security check failed' ); |
| 97 | } |
| 98 | |
| 99 | $search_term = sanitize_text_field( wp_unslash( $_POST['search'] ?? '' ) ); |
| 100 | $post_type = sanitize_text_field( wp_unslash( $_POST['post_type'] ?? 'post' ) ); |
| 101 | |
| 102 | if ( empty( $search_term ) ) { |
| 103 | wp_send_json_error( 'Search term is required' ); |
| 104 | } |
| 105 | |
| 106 | $args = array( |
| 107 | 'post_type' => $post_type, |
| 108 | 'post_status' => 'publish', |
| 109 | 'posts_per_page' => 10, |
| 110 | 's' => $search_term, |
| 111 | 'orderby' => 'title', |
| 112 | 'order' => 'ASC', |
| 113 | ); |
| 114 | |
| 115 | $query = new \WP_Query( $args ); |
| 116 | $posts = array(); |
| 117 | |
| 118 | if ( $query->have_posts() ) { |
| 119 | while ( $query->have_posts() ) { |
| 120 | $query->the_post(); |
| 121 | $posts[] = array( |
| 122 | 'id' => get_the_ID(), |
| 123 | 'title' => get_the_title(), |
| 124 | 'type' => get_post_type(), |
| 125 | ); |
| 126 | } |
| 127 | wp_reset_postdata(); |
| 128 | } |
| 129 | |
| 130 | wp_send_json_success( $posts ); |
| 131 | } |
| 132 | |
| 133 | /** |
| 134 | * Register the Insert Post block. |
| 135 | * |
| 136 | * @return void |
| 137 | */ |
| 138 | public function register_insert_post_block() { |
| 139 | register_block_type( |
| 140 | 'frontblocks/insert-post', |
| 141 | array( |
| 142 | 'editor_script' => 'frontblocks-insert-post-option', |
| 143 | 'render_callback' => array( $this, 'render_insert_post_block' ), |
| 144 | 'attributes' => array( |
| 145 | 'selectedPostId' => array( |
| 146 | 'type' => 'number', |
| 147 | 'default' => 0, |
| 148 | ), |
| 149 | 'selectedPostType' => array( |
| 150 | 'type' => 'string', |
| 151 | 'default' => 'post', |
| 152 | ), |
| 153 | 'selectedPostTitle' => array( |
| 154 | 'type' => 'string', |
| 155 | 'default' => '', |
| 156 | ), |
| 157 | 'selectedPostContent' => array( |
| 158 | 'type' => 'string', |
| 159 | 'default' => '', |
| 160 | ), |
| 161 | 'className' => array( |
| 162 | 'type' => 'string', |
| 163 | 'default' => '', |
| 164 | ), |
| 165 | ), |
| 166 | ) |
| 167 | ); |
| 168 | } |
| 169 | |
| 170 | /** |
| 171 | * Render the Insert Post block on frontend. |
| 172 | * |
| 173 | * @param array $attributes Block attributes. |
| 174 | * @return string HTML output. |
| 175 | */ |
| 176 | public function render_insert_post_block( $attributes ) { |
| 177 | $post_id = $attributes['selectedPostId'] ?? 0; |
| 178 | |
| 179 | if ( ! $post_id ) { |
| 180 | return '<div class="frbl-insert-post-empty">' . __( 'No post selected', 'frontblocks' ) . '</div>'; |
| 181 | } |
| 182 | |
| 183 | $post = get_post( $post_id ); |
| 184 | |
| 185 | if ( ! $post || 'publish' !== $post->post_status ) { |
| 186 | return '<div class="frbl-insert-post-error">' . __( 'Selected post not found or not published', 'frontblocks' ) . '</div>'; |
| 187 | } |
| 188 | |
| 189 | $title = get_the_title( $post_id ); |
| 190 | $content = $post->post_content; |
| 191 | |
| 192 | if ( empty( $content ) ) { |
| 193 | return ''; |
| 194 | } |
| 195 | |
| 196 | $wrapper_class = 'frbl-insert-post'; |
| 197 | if ( ! empty( $attributes['className'] ) ) { |
| 198 | $wrapper_class .= ' ' . esc_attr( $attributes['className'] ); |
| 199 | } |
| 200 | |
| 201 | ob_start(); |
| 202 | ?> |
| 203 | <div class="<?php echo esc_attr( $wrapper_class ); ?>"> |
| 204 | <?php if ( ! empty( $title ) ) : ?> |
| 205 | <h2 class="frbl-insert-post-title"><?php echo esc_html( $title ); ?></h2> |
| 206 | <?php endif; ?> |
| 207 | |
| 208 | <div class="frbl-insert-post-content"> |
| 209 | <?php echo wp_kses_post( apply_filters( 'the_content', $content ) ); ?> |
| 210 | </div> |
| 211 | </div> |
| 212 | <?php |
| 213 | return ob_get_clean(); |
| 214 | } |
| 215 | |
| 216 | /** |
| 217 | * Add insert post attributes to grid block. |
| 218 | * |
| 219 | * @param string $block_content Block content. |
| 220 | * @param array $block Block attributes. |
| 221 | * @return string |
| 222 | */ |
| 223 | public function add_insert_post_attributes_to_grid_block( $block_content, $block ) { |
| 224 | $attrs = $block['attrs'] ?? array(); |
| 225 | $insert_post_enabled = isset( $attrs['frblInsertPostEnabled'] ) ? (bool) $attrs['frblInsertPostEnabled'] : false; |
| 226 | |
| 227 | if ( $insert_post_enabled ) { |
| 228 | // Add data attribute to indicate insert post functionality. |
| 229 | $block_content = preg_replace( |
| 230 | '/<div([^>]*)class="([^"]*gb-grid-wrapper[^"]*)"([^>]*)>/', |
| 231 | '<div$1class="$2 frbl-insert-post-grid"$3 data-insert-post="true">', |
| 232 | $block_content, |
| 233 | 1 |
| 234 | ); |
| 235 | } |
| 236 | |
| 237 | return $block_content; |
| 238 | } |
| 239 | |
| 240 | /** |
| 241 | * Register custom attributes for blocks. |
| 242 | * |
| 243 | * @return void |
| 244 | */ |
| 245 | public function register_custom_attributes() { |
| 246 | add_filter( |
| 247 | 'generateblocks_blocks_registered_block', |
| 248 | array( $this, 'register_insert_post_attributes_for_grid_block' ), |
| 249 | 9, |
| 250 | 2 |
| 251 | ); |
| 252 | |
| 253 | add_action( |
| 254 | 'enqueue_block_editor_assets', |
| 255 | array( $this, 'add_inline_script_for_attributes' ) |
| 256 | ); |
| 257 | } |
| 258 | |
| 259 | /** |
| 260 | * Register insert post attributes for GenerateBlocks Grid block. |
| 261 | * |
| 262 | * @param array $block_args The block arguments. |
| 263 | * @param string $block_type The name of the block. |
| 264 | * @return array Modified block arguments. |
| 265 | */ |
| 266 | public function register_insert_post_attributes_for_grid_block( $block_args, $block_type ) { |
| 267 | if ( 'generateblocks/grid' !== $block_type ) { |
| 268 | return $block_args; |
| 269 | } |
| 270 | |
| 271 | if ( ! isset( $block_args['attributes'] ) ) { |
| 272 | $block_args['attributes'] = array(); |
| 273 | } |
| 274 | |
| 275 | $block_args['attributes']['frblInsertPostEnabled'] = array( |
| 276 | 'type' => 'boolean', |
| 277 | 'default' => false, |
| 278 | ); |
| 279 | |
| 280 | return $block_args; |
| 281 | } |
| 282 | |
| 283 | /** |
| 284 | * Add inline script for block attributes. |
| 285 | * |
| 286 | * @return void |
| 287 | */ |
| 288 | public function add_inline_script_for_attributes() { |
| 289 | wp_add_inline_script( |
| 290 | 'wp-blocks', |
| 291 | " |
| 292 | wp.hooks.addFilter( |
| 293 | 'blocks.registerBlockType', |
| 294 | 'frontblocks/insert-post-grid-attributes', |
| 295 | function( settings, name ) { |
| 296 | if ( name !== 'generateblocks/grid' ) { |
| 297 | return settings; |
| 298 | } |
| 299 | |
| 300 | settings.attributes = { |
| 301 | ...settings.attributes, |
| 302 | frblInsertPostEnabled: { |
| 303 | type: 'boolean', |
| 304 | default: false |
| 305 | } |
| 306 | }; |
| 307 | |
| 308 | return settings; |
| 309 | } |
| 310 | ); |
| 311 | " |
| 312 | ); |
| 313 | } |
| 314 | } |
| 315 |