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1 <?php 2 /** 3 * WordPress Export Administration Screen 4 * 5 * @package WordPress 6 * @subpackage Administration 7 */ 8 9 /** Load WordPress Bootstrap */ 10 require_once __DIR__ . '/admin.php'; 11 12 if ( ! current_user_can( 'export' ) ) { 13 wp_die( __( 'Sorry, you are not allowed to export the content of this site.' ) ); 14 } 15 16 /** Load WordPress export API */ 17 require_once ABSPATH . 'wp-admin/includes/export.php'; 18 19 // Used in the HTML title tag. 20 $title = __( 'Export' ); 21 22 /** 23 * Display JavaScript on the page. 24 * 25 * @since 3.5.0 26 */ 27 function export_add_js() { 28 ?> 29 <script type="text/javascript"> 30 jQuery( function($) { 31 var form = $('#export-filters'), 32 filters = form.find('.export-filters'); 33 filters.hide(); 34 form.find('input:radio').on( 'change', function() { 35 filters.slideUp('fast'); 36 switch ( $(this).val() ) { 37 case 'attachment': $('#attachment-filters').slideDown(); break; 38 case 'posts': $('#post-filters').slideDown(); break; 39 case 'pages': $('#page-filters').slideDown(); break; 40 } 41 }); 42 } ); 43 </script> 44 <?php 45 } 46 add_action( 'admin_head', 'export_add_js' ); 47 48 get_current_screen()->add_help_tab( 49 array( 50 'id' => 'overview', 51 'title' => __( 'Overview' ), 52 'content' => '<p>' . __( 'You can export a file of your site’s content in order to import it into another installation or platform. The export file will be an XML file format called WXR. Posts, pages, comments, custom fields, categories, and tags can be included. You can choose for the WXR file to include only certain posts or pages by setting the dropdown filters to limit the export by category, author, date range by month, or publishing status.' ) . '</p>' . 53 '<p>' . __( 'Once generated, your WXR file can be imported by another WordPress site or by another blogging platform able to access this format.' ) . '</p>', 54 ) 55 ); 56 57 get_current_screen()->set_help_sidebar( 58 '<p><strong>' . __( 'For more information:' ) . '</strong></p>' . 59 '<p>' . __( '<a href="https://wordpress.org/documentation/article/tools-export-screen/">Documentation on Export</a>' ) . '</p>' . 60 '<p>' . __( '<a href="https://wordpress.org/support/forums/">Support forums</a>' ) . '</p>' 61 ); 62 63 // If the 'download' URL parameter is set, a WXR export file is baked and returned. 64 if ( isset( $_GET['download'] ) ) { 65 $args = array(); 66 67 if ( ! isset( $_GET['content'] ) || 'all' === $_GET['content'] ) { 68 $args['content'] = 'all'; 69 } elseif ( 'posts' === $_GET['content'] ) { 70 $args['content'] = 'post'; 71 72 if ( $_GET['cat'] ) { 73 $args['category'] = (int) $_GET['cat']; 74 } 75 76 if ( $_GET['post_author'] ) { 77 $args['author'] = (int) $_GET['post_author']; 78 } 79 80 if ( $_GET['post_start_date'] || $_GET['post_end_date'] ) { 81 $args['start_date'] = $_GET['post_start_date']; 82 $args['end_date'] = $_GET['post_end_date']; 83 } 84 85 if ( $_GET['post_status'] ) { 86 $args['status'] = $_GET['post_status']; 87 } 88 } elseif ( 'pages' === $_GET['content'] ) { 89 $args['content'] = 'page'; 90 91 if ( $_GET['page_author'] ) { 92 $args['author'] = (int) $_GET['page_author']; 93 } 94 95 if ( $_GET['page_start_date'] || $_GET['page_end_date'] ) { 96 $args['start_date'] = $_GET['page_start_date']; 97 $args['end_date'] = $_GET['page_end_date']; 98 } 99 100 if ( $_GET['page_status'] ) { 101 $args['status'] = $_GET['page_status']; 102 } 103 } elseif ( 'attachment' === $_GET['content'] ) { 104 $args['content'] = 'attachment'; 105 106 if ( $_GET['attachment_start_date'] || $_GET['attachment_end_date'] ) { 107 $args['start_date'] = $_GET['attachment_start_date']; 108 $args['end_date'] = $_GET['attachment_end_date']; 109 } 110 } else { 111 $args['content'] = $_GET['content']; 112 } 113 114 /** 115 * Filters the export args. 116 * 117 * @since 3.5.0 118 * 119 * @param array $args The arguments to send to the exporter. 120 */ 121 $args = apply_filters( 'export_args', $args ); 122 123 export_wp( $args ); 124 die(); 125 } 126 127 require_once ABSPATH . 'wp-admin/admin-header.php'; 128 129 /** 130 * Creates the date options fields for exporting a given post type. 131 * 132 * @since 3.1.0 133 * 134 * @global wpdb $wpdb WordPress database abstraction object. 135 * @global WP_Locale $wp_locale WordPress date and time locale object. 136 * 137 * @param string $post_type The post type. Default 'post'. 138 */ 139 function export_date_options( $post_type = 'post' ) { 140 global $wpdb, $wp_locale; 141 142 $months = $wpdb->get_results( 143 $wpdb->prepare( 144 "SELECT DISTINCT YEAR( post_date ) AS year, MONTH( post_date ) AS month 145 FROM $wpdb->posts 146 WHERE post_type = %s AND post_status != 'auto-draft' 147 ORDER BY post_date DESC", 148 $post_type 149 ) 150 ); 151 152 $month_count = count( $months ); 153 if ( ! $month_count || ( 1 === $month_count && 0 === (int) $months[0]->month ) ) { 154 return; 155 } 156 157 foreach ( $months as $date ) { 158 if ( 0 === (int) $date->year ) { 159 continue; 160 } 161 162 $month = zeroise( $date->month, 2 ); 163 164 printf( 165 '<option value="%1$s">%2$s</option>', 166 esc_attr( $date->year . '-' . $month ), 167 $wp_locale->get_month( $month ) . ' ' . $date->year 168 ); 169 } 170 } 171 ?> 172 173 <div class="wrap"> 174 <h1><?php echo esc_html( $title ); ?></h1> 175 176 <p><?php _e( 'When you click the button below WordPress will create an XML file for you to save to your computer.' ); ?></p> 177 <p><?php _e( 'This format, which is called WordPress eXtended RSS or WXR, will contain your posts, pages, comments, custom fields, categories, and tags.' ); ?></p> 178 <p><?php _e( 'Once you’ve saved the download file, you can use the Import function in another WordPress installation to import the content from this site.' ); ?></p> 179 180 <h2><?php _e( 'Choose what to export' ); ?></h2> 181 <form method="get" id="export-filters"> 182 <fieldset> 183 <legend class="screen-reader-text"> 184 <?php 185 /* translators: Hidden accessibility text. */ 186 _e( 'Content to export' ); 187 ?> 188 </legend> 189 <input type="hidden" name="download" value="true" /> 190 <p><label><input type="radio" name="content" value="all" checked="checked" aria-describedby="all-content-desc" /> <?php _e( 'All content' ); ?></label></p> 191 <p class="description" id="all-content-desc"><?php _e( 'This will contain all of your posts, pages, comments, custom fields, terms, navigation menus, and custom posts.' ); ?></p> 192 193 <p><label><input type="radio" name="content" value="posts" /> <?php _ex( 'Posts', 'post type general name' ); ?></label></p> 194 <ul id="post-filters" class="export-filters"> 195 <li> 196 <label><span class="label-responsive"><?php _e( 'Categories:' ); ?></span> 197 <?php wp_dropdown_categories( array( 'show_option_all' => __( 'All' ) ) ); ?> 198 </label> 199 </li> 200 <li> 201 <label><span class="label-responsive"><?php _e( 'Authors:' ); ?></span> 202 <?php 203 $authors = $wpdb->get_col( "SELECT DISTINCT post_author FROM {$wpdb->posts} WHERE post_type = 'post'" ); 204 wp_dropdown_users( 205 array( 206 'include' => $authors, 207 'name' => 'post_author', 208 'multi' => true, 209 'show_option_all' => __( 'All' ), 210 'show' => 'display_name_with_login', 211 ) 212 ); 213 ?> 214 </label> 215 </li> 216 <li> 217 <fieldset> 218 <legend class="screen-reader-text"> 219 <?php 220 /* translators: Hidden accessibility text. */ 221 _e( 'Date range:' ) 222 ?> 223 </legend> 224 <label for="post-start-date" class="label-responsive"><?php _e( 'Start date:' ); ?></label> 225 <select name="post_start_date" id="post-start-date"> 226 <option value="0"><?php _e( '— Select —' ); ?></option> 227 <?php export_date_options(); ?> 228 </select> 229 <label for="post-end-date" class="label-responsive"><?php _e( 'End date:' ); ?></label> 230 <select name="post_end_date" id="post-end-date"> 231 <option value="0"><?php _e( '— Select —' ); ?></option> 232 <?php export_date_options(); ?> 233 </select> 234 </fieldset> 235 </li> 236 <li> 237 <label for="post-status" class="label-responsive"><?php _e( 'Status:' ); ?></label> 238 <select name="post_status" id="post-status"> 239 <option value="0"><?php _e( 'All' ); ?></option> 240 <?php 241 $post_statuses = get_post_stati( array( 'internal' => false ), 'objects' ); 242 foreach ( $post_statuses as $status ) : 243 ?> 244 <option value="<?php echo esc_attr( $status->name ); ?>"><?php echo esc_html( $status->label ); ?></option> 245 <?php endforeach; ?> 246 </select> 247 </li> 248 </ul> 249 250 <p><label><input type="radio" name="content" value="pages" /> <?php _e( 'Pages' ); ?></label></p> 251 <ul id="page-filters" class="export-filters"> 252 <li> 253 <label><span class="label-responsive"><?php _e( 'Authors:' ); ?></span> 254 <?php 255 $authors = $wpdb->get_col( "SELECT DISTINCT post_author FROM {$wpdb->posts} WHERE post_type = 'page'" ); 256 wp_dropdown_users( 257 array( 258 'include' => $authors, 259 'name' => 'page_author', 260 'multi' => true, 261 'show_option_all' => __( 'All' ), 262 'show' => 'display_name_with_login', 263 ) 264 ); 265 ?> 266 </label> 267 </li> 268 <li> 269 <fieldset> 270 <legend class="screen-reader-text"> 271 <?php 272 /* translators: Hidden accessibility text. */ 273 _e( 'Date range:' ); 274 ?> 275 </legend> 276 <label for="page-start-date" class="label-responsive"><?php _e( 'Start date:' ); ?></label> 277 <select name="page_start_date" id="page-start-date"> 278 <option value="0"><?php _e( '— Select —' ); ?></option> 279 <?php export_date_options( 'page' ); ?> 280 </select> 281 <label for="page-end-date" class="label-responsive"><?php _e( 'End date:' ); ?></label> 282 <select name="page_end_date" id="page-end-date"> 283 <option value="0"><?php _e( '— Select —' ); ?></option> 284 <?php export_date_options( 'page' ); ?> 285 </select> 286 </fieldset> 287 </li> 288 <li> 289 <label for="page-status" class="label-responsive"><?php _e( 'Status:' ); ?></label> 290 <select name="page_status" id="page-status"> 291 <option value="0"><?php _e( 'All' ); ?></option> 292 <?php foreach ( $post_statuses as $status ) : ?> 293 <option value="<?php echo esc_attr( $status->name ); ?>"><?php echo esc_html( $status->label ); ?></option> 294 <?php endforeach; ?> 295 </select> 296 </li> 297 </ul> 298 299 <?php 300 foreach ( get_post_types( 301 array( 302 '_builtin' => false, 303 'can_export' => true, 304 ), 305 'objects' 306 ) as $post_type ) : 307 ?> 308 <p><label><input type="radio" name="content" value="<?php echo esc_attr( $post_type->name ); ?>" /> <?php echo esc_html( $post_type->label ); ?></label></p> 309 <?php endforeach; ?> 310 311 <p><label><input type="radio" name="content" value="attachment" /> <?php _e( 'Media' ); ?></label></p> 312 <ul id="attachment-filters" class="export-filters"> 313 <li> 314 <fieldset> 315 <legend class="screen-reader-text"> 316 <?php 317 /* translators: Hidden accessibility text. */ 318 _e( 'Date range:' ); 319 ?> 320 </legend> 321 <label for="attachment-start-date" class="label-responsive"><?php _e( 'Start date:' ); ?></label> 322 <select name="attachment_start_date" id="attachment-start-date"> 323 <option value="0"><?php _e( '— Select —' ); ?></option> 324 <?php export_date_options( 'attachment' ); ?> 325 </select> 326 <label for="attachment-end-date" class="label-responsive"><?php _e( 'End date:' ); ?></label> 327 <select name="attachment_end_date" id="attachment-end-date"> 328 <option value="0"><?php _e( '— Select —' ); ?></option> 329 <?php export_date_options( 'attachment' ); ?> 330 </select> 331 </fieldset> 332 </li> 333 </ul> 334 335 </fieldset> 336 <?php 337 /** 338 * Fires at the end of the export filters form. 339 * 340 * @since 3.5.0 341 */ 342 do_action( 'export_filters' ); 343 ?> 344 345 <?php submit_button( __( 'Download Export File' ) ); ?> 346 </form> 347 </div> 348 349 <?php require_once ABSPATH . 'wp-admin/admin-footer.php'; ?>
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| Generated : Thu Nov 21 08:20:01 2024 | Cross-referenced by PHPXref |