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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 $title = __( 'Export' ); 19 20 /** 21 * Display JavaScript on the page. 22 * 23 * @since 3.5.0 24 */ 25 function export_add_js() { 26 ?> 27 <script type="text/javascript"> 28 jQuery(document).ready(function($){ 29 var form = $('#export-filters'), 30 filters = form.find('.export-filters'); 31 filters.hide(); 32 form.find('input:radio').on( 'change', function() { 33 filters.slideUp('fast'); 34 switch ( $(this).val() ) { 35 case 'attachment': $('#attachment-filters').slideDown(); break; 36 case 'posts': $('#post-filters').slideDown(); break; 37 case 'pages': $('#page-filters').slideDown(); break; 38 } 39 }); 40 }); 41 </script> 42 <?php 43 } 44 add_action( 'admin_head', 'export_add_js' ); 45 46 get_current_screen()->add_help_tab( 47 array( 48 'id' => 'overview', 49 'title' => __( 'Overview' ), 50 '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>' . 51 '<p>' . __( 'Once generated, your WXR file can be imported by another WordPress site or by another blogging platform able to access this format.' ) . '</p>', 52 ) 53 ); 54 55 get_current_screen()->set_help_sidebar( 56 '<p><strong>' . __( 'For more information:' ) . '</strong></p>' . 57 '<p>' . __( '<a href="https://wordpress.org/support/article/tools-export-screen/">Documentation on Export</a>' ) . '</p>' . 58 '<p>' . __( '<a href="https://wordpress.org/support/">Support</a>' ) . '</p>' 59 ); 60 61 // If the 'download' URL parameter is set, a WXR export file is baked and returned. 62 if ( isset( $_GET['download'] ) ) { 63 $args = array(); 64 65 if ( ! isset( $_GET['content'] ) || 'all' === $_GET['content'] ) { 66 $args['content'] = 'all'; 67 } elseif ( 'posts' === $_GET['content'] ) { 68 $args['content'] = 'post'; 69 70 if ( $_GET['cat'] ) { 71 $args['category'] = (int) $_GET['cat']; 72 } 73 74 if ( $_GET['post_author'] ) { 75 $args['author'] = (int) $_GET['post_author']; 76 } 77 78 if ( $_GET['post_start_date'] || $_GET['post_end_date'] ) { 79 $args['start_date'] = $_GET['post_start_date']; 80 $args['end_date'] = $_GET['post_end_date']; 81 } 82 83 if ( $_GET['post_status'] ) { 84 $args['status'] = $_GET['post_status']; 85 } 86 } elseif ( 'pages' === $_GET['content'] ) { 87 $args['content'] = 'page'; 88 89 if ( $_GET['page_author'] ) { 90 $args['author'] = (int) $_GET['page_author']; 91 } 92 93 if ( $_GET['page_start_date'] || $_GET['page_end_date'] ) { 94 $args['start_date'] = $_GET['page_start_date']; 95 $args['end_date'] = $_GET['page_end_date']; 96 } 97 98 if ( $_GET['page_status'] ) { 99 $args['status'] = $_GET['page_status']; 100 } 101 } elseif ( 'attachment' === $_GET['content'] ) { 102 $args['content'] = 'attachment'; 103 104 if ( $_GET['attachment_start_date'] || $_GET['attachment_end_date'] ) { 105 $args['start_date'] = $_GET['attachment_start_date']; 106 $args['end_date'] = $_GET['attachment_end_date']; 107 } 108 } else { 109 $args['content'] = $_GET['content']; 110 } 111 112 /** 113 * Filters the export args. 114 * 115 * @since 3.5.0 116 * 117 * @param array $args The arguments to send to the exporter. 118 */ 119 $args = apply_filters( 'export_args', $args ); 120 121 export_wp( $args ); 122 die(); 123 } 124 125 require_once ABSPATH . 'wp-admin/admin-header.php'; 126 127 /** 128 * Create the date options fields for exporting a given post type. 129 * 130 * @global wpdb $wpdb WordPress database abstraction object. 131 * @global WP_Locale $wp_locale WordPress date and time locale object. 132 * 133 * @since 3.1.0 134 * 135 * @param string $post_type The post type. Default 'post'. 136 */ 137 function export_date_options( $post_type = 'post' ) { 138 global $wpdb, $wp_locale; 139 140 $months = $wpdb->get_results( 141 $wpdb->prepare( 142 " 143 SELECT DISTINCT YEAR( post_date ) AS year, MONTH( post_date ) AS month 144 FROM $wpdb->posts 145 WHERE post_type = %s AND post_status != 'auto-draft' 146 ORDER BY post_date DESC 147 ", 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 echo '<option value="' . $date->year . '-' . $month . '">' . $wp_locale->get_month( $month ) . ' ' . $date->year . '</option>'; 164 } 165 } 166 ?> 167 168 <div class="wrap"> 169 <h1><?php echo esc_html( $title ); ?></h1> 170 171 <p><?php _e( 'When you click the button below WordPress will create an XML file for you to save to your computer.' ); ?></p> 172 <p><?php _e( 'This format, which we call WordPress eXtended RSS or WXR, will contain your posts, pages, comments, custom fields, categories, and tags.' ); ?></p> 173 <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> 174 175 <h2><?php _e( 'Choose what to export' ); ?></h2> 176 <form method="get" id="export-filters"> 177 <fieldset> 178 <legend class="screen-reader-text"><?php _e( 'Content to export' ); ?></legend> 179 <input type="hidden" name="download" value="true" /> 180 <p><label><input type="radio" name="content" value="all" checked="checked" aria-describedby="all-content-desc" /> <?php _e( 'All content' ); ?></label></p> 181 <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> 182 183 <p><label><input type="radio" name="content" value="posts" /> <?php _ex( 'Posts', 'post type general name' ); ?></label></p> 184 <ul id="post-filters" class="export-filters"> 185 <li> 186 <label><span class="label-responsive"><?php _e( 'Categories:' ); ?></span> 187 <?php wp_dropdown_categories( array( 'show_option_all' => __( 'All' ) ) ); ?> 188 </label> 189 </li> 190 <li> 191 <label><span class="label-responsive"><?php _e( 'Authors:' ); ?></span> 192 <?php 193 $authors = $wpdb->get_col( "SELECT DISTINCT post_author FROM {$wpdb->posts} WHERE post_type = 'post'" ); 194 wp_dropdown_users( 195 array( 196 'include' => $authors, 197 'name' => 'post_author', 198 'multi' => true, 199 'show_option_all' => __( 'All' ), 200 'show' => 'display_name_with_login', 201 ) 202 ); 203 ?> 204 </label> 205 </li> 206 <li> 207 <fieldset> 208 <legend class="screen-reader-text"><?php _e( 'Date range:' ); ?></legend> 209 <label for="post-start-date" class="label-responsive"><?php _e( 'Start date:' ); ?></label> 210 <select name="post_start_date" id="post-start-date"> 211 <option value="0"><?php _e( '— Select —' ); ?></option> 212 <?php export_date_options(); ?> 213 </select> 214 <label for="post-end-date" class="label-responsive"><?php _e( 'End date:' ); ?></label> 215 <select name="post_end_date" id="post-end-date"> 216 <option value="0"><?php _e( '— Select —' ); ?></option> 217 <?php export_date_options(); ?> 218 </select> 219 </fieldset> 220 </li> 221 <li> 222 <label for="post-status" class="label-responsive"><?php _e( 'Status:' ); ?></label> 223 <select name="post_status" id="post-status"> 224 <option value="0"><?php _e( 'All' ); ?></option> 225 <?php 226 $post_stati = get_post_stati( array( 'internal' => false ), 'objects' ); 227 foreach ( $post_stati as $status ) : 228 ?> 229 <option value="<?php echo esc_attr( $status->name ); ?>"><?php echo esc_html( $status->label ); ?></option> 230 <?php endforeach; ?> 231 </select> 232 </li> 233 </ul> 234 235 <p><label><input type="radio" name="content" value="pages" /> <?php _e( 'Pages' ); ?></label></p> 236 <ul id="page-filters" class="export-filters"> 237 <li> 238 <label><span class="label-responsive"><?php _e( 'Authors:' ); ?></span> 239 <?php 240 $authors = $wpdb->get_col( "SELECT DISTINCT post_author FROM {$wpdb->posts} WHERE post_type = 'page'" ); 241 wp_dropdown_users( 242 array( 243 'include' => $authors, 244 'name' => 'page_author', 245 'multi' => true, 246 'show_option_all' => __( 'All' ), 247 'show' => 'display_name_with_login', 248 ) 249 ); 250 ?> 251 </label> 252 </li> 253 <li> 254 <fieldset> 255 <legend class="screen-reader-text"><?php _e( 'Date range:' ); ?></legend> 256 <label for="page-start-date" class="label-responsive"><?php _e( 'Start date:' ); ?></label> 257 <select name="page_start_date" id="page-start-date"> 258 <option value="0"><?php _e( '— Select —' ); ?></option> 259 <?php export_date_options( 'page' ); ?> 260 </select> 261 <label for="page-end-date" class="label-responsive"><?php _e( 'End date:' ); ?></label> 262 <select name="page_end_date" id="page-end-date"> 263 <option value="0"><?php _e( '— Select —' ); ?></option> 264 <?php export_date_options( 'page' ); ?> 265 </select> 266 </fieldset> 267 </li> 268 <li> 269 <label for="page-status" class="label-responsive"><?php _e( 'Status:' ); ?></label> 270 <select name="page_status" id="page-status"> 271 <option value="0"><?php _e( 'All' ); ?></option> 272 <?php foreach ( $post_stati as $status ) : ?> 273 <option value="<?php echo esc_attr( $status->name ); ?>"><?php echo esc_html( $status->label ); ?></option> 274 <?php endforeach; ?> 275 </select> 276 </li> 277 </ul> 278 279 <?php 280 foreach ( get_post_types( 281 array( 282 '_builtin' => false, 283 'can_export' => true, 284 ), 285 'objects' 286 ) as $post_type ) : 287 ?> 288 <p><label><input type="radio" name="content" value="<?php echo esc_attr( $post_type->name ); ?>" /> <?php echo esc_html( $post_type->label ); ?></label></p> 289 <?php endforeach; ?> 290 291 <p><label><input type="radio" name="content" value="attachment" /> <?php _e( 'Media' ); ?></label></p> 292 <ul id="attachment-filters" class="export-filters"> 293 <li> 294 <fieldset> 295 <legend class="screen-reader-text"><?php _e( 'Date range:' ); ?></legend> 296 <label for="attachment-start-date" class="label-responsive"><?php _e( 'Start date:' ); ?></label> 297 <select name="attachment_start_date" id="attachment-start-date"> 298 <option value="0"><?php _e( '— Select —' ); ?></option> 299 <?php export_date_options( 'attachment' ); ?> 300 </select> 301 <label for="attachment-end-date" class="label-responsive"><?php _e( 'End date:' ); ?></label> 302 <select name="attachment_end_date" id="attachment-end-date"> 303 <option value="0"><?php _e( '— Select —' ); ?></option> 304 <?php export_date_options( 'attachment' ); ?> 305 </select> 306 </fieldset> 307 </li> 308 </ul> 309 310 </fieldset> 311 <?php 312 /** 313 * Fires at the end of the export filters form. 314 * 315 * @since 3.5.0 316 */ 317 do_action( 'export_filters' ); 318 ?> 319 320 <?php submit_button( __( 'Download Export File' ) ); ?> 321 </form> 322 </div> 323 324 <?php require_once ABSPATH . 'wp-admin/admin-footer.php'; ?>
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| Generated: Sat Jan 23 01:00:05 2021 | Cross-referenced by PHPXref 0.7.1 |