wp/wp-admin/export.php
changeset 0 d970ebf37754
child 5 5e2f62d02dcd
equal deleted inserted replaced
-1:000000000000 0:d970ebf37754
       
     1 <?php
       
     2 /**
       
     3  * WordPress Export Administration Screen
       
     4  *
       
     5  * @package WordPress
       
     6  * @subpackage Administration
       
     7  */
       
     8 
       
     9 /** Load WordPress Bootstrap */
       
    10 require_once( dirname( __FILE__ ) . '/admin.php' );
       
    11 
       
    12 if ( !current_user_can('export') )
       
    13 	wp_die(__('You do not have sufficient permissions to export the content of this site.'));
       
    14 
       
    15 /** Load WordPress export API */
       
    16 require_once( ABSPATH . 'wp-admin/includes/export.php' );
       
    17 $title = __('Export');
       
    18 
       
    19 /**
       
    20  * Display JavaScript on the page.
       
    21  *
       
    22  * @since 3.5.0
       
    23  */
       
    24 function export_add_js() {
       
    25 ?>
       
    26 <script type="text/javascript">
       
    27 //<![CDATA[
       
    28 	jQuery(document).ready(function($){
       
    29  		var form = $('#export-filters'),
       
    30  			filters = form.find('.export-filters');
       
    31  		filters.hide();
       
    32  		form.find('input:radio').change(function() {
       
    33 			filters.slideUp('fast');
       
    34 			switch ( $(this).val() ) {
       
    35 				case 'posts': $('#post-filters').slideDown(); break;
       
    36 				case 'pages': $('#page-filters').slideDown(); break;
       
    37 			}
       
    38  		});
       
    39 	});
       
    40 //]]>
       
    41 </script>
       
    42 <?php
       
    43 }
       
    44 add_action( 'admin_head', 'export_add_js' );
       
    45 
       
    46 get_current_screen()->add_help_tab( array(
       
    47 	'id'      => 'overview',
       
    48 	'title'   => __('Overview'),
       
    49 	'content' => '<p>' . __('You can export a file of your site&#8217;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>' .
       
    50 		'<p>' . __('Once generated, your WXR file can be imported by another WordPress site or by another blogging platform able to access this format.') . '</p>',
       
    51 ) );
       
    52 
       
    53 get_current_screen()->set_help_sidebar(
       
    54 	'<p><strong>' . __('For more information:') . '</strong></p>' .
       
    55 	'<p>' . __('<a href="http://codex.wordpress.org/Tools_Export_Screen" target="_blank">Documentation on Export</a>') . '</p>' .
       
    56 	'<p>' . __('<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>'
       
    57 );
       
    58 
       
    59 if ( isset( $_GET['download'] ) ) {
       
    60 	$args = array();
       
    61 
       
    62 	if ( ! isset( $_GET['content'] ) || 'all' == $_GET['content'] ) {
       
    63 		$args['content'] = 'all';
       
    64 	} else if ( 'posts' == $_GET['content'] ) {
       
    65 		$args['content'] = 'post';
       
    66 
       
    67 		if ( $_GET['cat'] )
       
    68 			$args['category'] = (int) $_GET['cat'];
       
    69 
       
    70 		if ( $_GET['post_author'] )
       
    71 			$args['author'] = (int) $_GET['post_author'];
       
    72 
       
    73 		if ( $_GET['post_start_date'] || $_GET['post_end_date'] ) {
       
    74 			$args['start_date'] = $_GET['post_start_date'];
       
    75 			$args['end_date'] = $_GET['post_end_date'];
       
    76 		}
       
    77 
       
    78 		if ( $_GET['post_status'] )
       
    79 			$args['status'] = $_GET['post_status'];
       
    80 	} else if ( 'pages' == $_GET['content'] ) {
       
    81 		$args['content'] = 'page';
       
    82 
       
    83 		if ( $_GET['page_author'] )
       
    84 			$args['author'] = (int) $_GET['page_author'];
       
    85 
       
    86 		if ( $_GET['page_start_date'] || $_GET['page_end_date'] ) {
       
    87 			$args['start_date'] = $_GET['page_start_date'];
       
    88 			$args['end_date'] = $_GET['page_end_date'];
       
    89 		}
       
    90 
       
    91 		if ( $_GET['page_status'] )
       
    92 			$args['status'] = $_GET['page_status'];
       
    93 	} else {
       
    94 		$args['content'] = $_GET['content'];
       
    95 	}
       
    96 
       
    97 	/**
       
    98 	 * Filter the export args.
       
    99 	 *
       
   100 	 * @since 3.5.0
       
   101 	 *
       
   102 	 * @param array $args The arguments to send to the exporter.
       
   103 	 */
       
   104 	$args = apply_filters( 'export_args', $args );
       
   105 
       
   106 	export_wp( $args );
       
   107 	die();
       
   108 }
       
   109 
       
   110 require_once( ABSPATH . 'wp-admin/admin-header.php' );
       
   111 
       
   112 /**
       
   113  * Create the date options fields for exporting a given post type.
       
   114  *
       
   115  * @global wpdb      $wpdb      WordPress database object.
       
   116  * @global WP_Locale $wp_locale Date and Time Locale object.
       
   117  *
       
   118  * @since 3.1.0
       
   119  *
       
   120  * @param string $post_type The post type. Default 'post'.
       
   121  */
       
   122 function export_date_options( $post_type = 'post' ) {
       
   123 	global $wpdb, $wp_locale;
       
   124 
       
   125 	$months = $wpdb->get_results( $wpdb->prepare( "
       
   126 		SELECT DISTINCT YEAR( post_date ) AS year, MONTH( post_date ) AS month
       
   127 		FROM $wpdb->posts
       
   128 		WHERE post_type = %s AND post_status != 'auto-draft'
       
   129 		ORDER BY post_date DESC
       
   130 	", $post_type ) );
       
   131 
       
   132 	$month_count = count( $months );
       
   133 	if ( !$month_count || ( 1 == $month_count && 0 == $months[0]->month ) )
       
   134 		return;
       
   135 
       
   136 	foreach ( $months as $date ) {
       
   137 		if ( 0 == $date->year )
       
   138 			continue;
       
   139 
       
   140 		$month = zeroise( $date->month, 2 );
       
   141 		echo '<option value="' . $date->year . '-' . $month . '">' . $wp_locale->get_month( $month ) . ' ' . $date->year . '</option>';
       
   142 	}
       
   143 }
       
   144 ?>
       
   145 
       
   146 <div class="wrap">
       
   147 <?php screen_icon(); ?>
       
   148 <h2><?php echo esc_html( $title ); ?></h2>
       
   149 
       
   150 <p><?php _e('When you click the button below WordPress will create an XML file for you to save to your computer.'); ?></p>
       
   151 <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>
       
   152 <p><?php _e('Once you&#8217;ve saved the download file, you can use the Import function in another WordPress installation to import the content from this site.'); ?></p>
       
   153 
       
   154 <h3><?php _e( 'Choose what to export' ); ?></h3>
       
   155 <form action="" method="get" id="export-filters">
       
   156 <input type="hidden" name="download" value="true" />
       
   157 <p><label><input type="radio" name="content" value="all" checked="checked" /> <?php _e( 'All content' ); ?></label></p>
       
   158 <p class="description"><?php _e( 'This will contain all of your posts, pages, comments, custom fields, terms, navigation menus and custom posts.' ); ?></p>
       
   159 
       
   160 <p><label><input type="radio" name="content" value="posts" /> <?php _e( 'Posts' ); ?></label></p>
       
   161 <ul id="post-filters" class="export-filters">
       
   162 	<li>
       
   163 		<label><?php _e( 'Categories:' ); ?></label>
       
   164 		<?php wp_dropdown_categories( array( 'show_option_all' => __('All') ) ); ?>
       
   165 	</li>
       
   166 	<li>
       
   167 		<label><?php _e( 'Authors:' ); ?></label>
       
   168 <?php
       
   169 		$authors = $wpdb->get_col( "SELECT DISTINCT post_author FROM {$wpdb->posts} WHERE post_type = 'post'" );
       
   170 		wp_dropdown_users( array( 'include' => $authors, 'name' => 'post_author', 'multi' => true, 'show_option_all' => __('All') ) );
       
   171 ?>
       
   172 	</li>
       
   173 	<li>
       
   174 		<label><?php _e( 'Date range:' ); ?></label>
       
   175 		<select name="post_start_date">
       
   176 			<option value="0"><?php _e( 'Start Date' ); ?></option>
       
   177 			<?php export_date_options(); ?>
       
   178 		</select>
       
   179 		<select name="post_end_date">
       
   180 			<option value="0"><?php _e( 'End Date' ); ?></option>
       
   181 			<?php export_date_options(); ?>
       
   182 		</select>
       
   183 	</li>
       
   184 	<li>
       
   185 		<label><?php _e( 'Status:' ); ?></label>
       
   186 		<select name="post_status">
       
   187 			<option value="0"><?php _e( 'All' ); ?></option>
       
   188 			<?php $post_stati = get_post_stati( array( 'internal' => false ), 'objects' );
       
   189 			foreach ( $post_stati as $status ) : ?>
       
   190 			<option value="<?php echo esc_attr( $status->name ); ?>"><?php echo esc_html( $status->label ); ?></option>
       
   191 			<?php endforeach; ?>
       
   192 		</select>
       
   193 	</li>
       
   194 </ul>
       
   195 
       
   196 <p><label><input type="radio" name="content" value="pages" /> <?php _e( 'Pages' ); ?></label></p>
       
   197 <ul id="page-filters" class="export-filters">
       
   198 	<li>
       
   199 		<label><?php _e( 'Authors:' ); ?></label>
       
   200 <?php
       
   201 		$authors = $wpdb->get_col( "SELECT DISTINCT post_author FROM {$wpdb->posts} WHERE post_type = 'page'" );
       
   202 		wp_dropdown_users( array( 'include' => $authors, 'name' => 'page_author', 'multi' => true, 'show_option_all' => __('All') ) );
       
   203 ?>
       
   204 	</li>
       
   205 	<li>
       
   206 		<label><?php _e( 'Date range:' ); ?></label>
       
   207 		<select name="page_start_date">
       
   208 			<option value="0"><?php _e( 'Start Date' ); ?></option>
       
   209 			<?php export_date_options( 'page' ); ?>
       
   210 		</select>
       
   211 		<select name="page_end_date">
       
   212 			<option value="0"><?php _e( 'End Date' ); ?></option>
       
   213 			<?php export_date_options( 'page' ); ?>
       
   214 		</select>
       
   215 	</li>
       
   216 	<li>
       
   217 		<label><?php _e( 'Status:' ); ?></label>
       
   218 		<select name="page_status">
       
   219 			<option value="0"><?php _e( 'All' ); ?></option>
       
   220 			<?php foreach ( $post_stati as $status ) : ?>
       
   221 			<option value="<?php echo esc_attr( $status->name ); ?>"><?php echo esc_html( $status->label ); ?></option>
       
   222 			<?php endforeach; ?>
       
   223 		</select>
       
   224 	</li>
       
   225 </ul>
       
   226 
       
   227 <?php foreach ( get_post_types( array( '_builtin' => false, 'can_export' => true ), 'objects' ) as $post_type ) : ?>
       
   228 <p><label><input type="radio" name="content" value="<?php echo esc_attr( $post_type->name ); ?>" /> <?php echo esc_html( $post_type->label ); ?></label></p>
       
   229 <?php endforeach; ?>
       
   230 
       
   231 <?php
       
   232 /**
       
   233  * Fires after the export filters form.
       
   234  *
       
   235  * @since 3.5.0
       
   236  */
       
   237 do_action( 'export_filters' );
       
   238 ?>
       
   239 
       
   240 <?php submit_button( __('Download Export File') ); ?>
       
   241 </form>
       
   242 </div>
       
   243 
       
   244 <?php include( ABSPATH . 'wp-admin/admin-footer.php' ); ?>