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Add a tools page to allow admins to delete comments in bulk. Fixes #37.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,122 @@ | ||
| <?php | ||
| if( !defined( 'ABSPATH' ) ) { | ||
| exit; | ||
| } | ||
| ?> | ||
| <div class="wrap"> | ||
| <h1><?php _e( 'Delete Comments', 'disable-comments') ?></h1> | ||
| <?php | ||
|
|
||
| global $wpdb; | ||
| $comments_count = $wpdb->get_var("SELECT count(comment_id) from $wpdb->comments"); | ||
| if ( $comments_count <= 0 ) { ?> | ||
| <p><strong><?php _e( 'No comments available for deletion.', 'disable-comments') ?></strong></p> | ||
| </div> | ||
| <?php | ||
| return; | ||
| } | ||
|
|
||
| $typeargs = array( 'public' => true ); | ||
| if( $this->networkactive ) { | ||
| $typeargs['_builtin'] = true; // stick to known types for network | ||
| } | ||
| $types = get_post_types( $typeargs, 'objects' ); | ||
| foreach( array_keys( $types ) as $type ) { | ||
| if( ! in_array( $type, $this->modified_types ) && ! post_type_supports( $type, 'comments' ) ) // the type doesn't support comments anyway | ||
| unset( $types[$type] ); | ||
| } | ||
|
|
||
| if ( isset( $_POST['delete'] ) && isset( $_POST['delete_mode'] ) ) { | ||
| check_admin_referer( 'delete-comments-admin' ); | ||
|
|
||
| if( $_POST['delete_mode'] == 'delete_everywhere' ) { | ||
| if ( $wpdb->query( "TRUNCATE $wpdb->commentmeta" ) != FALSE ){ | ||
| if ( $wpdb->query( "TRUNCATE $wpdb->comments" ) != FALSE ){ | ||
| $wpdb->query( "UPDATE $wpdb->posts SET comment_count = 0 WHERE post_author != 0" ); | ||
| $wpdb->query( "OPTIMIZE TABLE $wpdb->commentmeta" ); | ||
| $wpdb->query( "OPTIMIZE TABLE $wpdb->comments" ); | ||
| echo "<p style='color:green'><strong>" . __( 'All comments have been deleted.', 'disable-comments' ) . "</strong></p>"; | ||
| } else { | ||
| echo "<p style='color:red'><strong>" . __( 'Internal error occured. Please try again later.', 'disable-comments' ) . "</strong></p>"; | ||
| } | ||
| } else { | ||
| echo "<p style='color:red'><strong>" . __( 'Internal error occured. Please try again later.', 'disable-comments' ) . "</strong></p>"; | ||
| } | ||
| } else { | ||
| $delete_post_types = empty( $_POST['delete_types'] ) ? array() : (array) $_POST['delete_types']; | ||
| $delete_post_types = array_intersect( $delete_post_types, array_keys( $types ) ); | ||
|
|
||
| // Extra custom post types | ||
| if( $this->networkactive && !empty( $_POST['delete_extra_post_types'] ) ) { | ||
| $delete_extra_post_types = array_filter( array_map( 'sanitize_key', explode( ',', $_POST['delete_extra_post_types'] ) ) ); | ||
| $delete_extra_post_types = array_diff( $delete_extra_post_types, array_keys( $types ) ); // Make sure we don't double up builtins | ||
| $delete_post_types = array_merge($delete_post_types, $delete_extra_post_types); | ||
| } | ||
|
|
||
| if ( ! empty( $delete_post_types ) ) { | ||
| // Loop through post_types and remove comments/meta and set posts comment_count to 0 | ||
| foreach ( $delete_post_types as $delete_post_type ) { | ||
| $wpdb->query( "DELETE cmeta FROM $wpdb->commentmeta cmeta INNER JOIN $wpdb->comments comments ON cmeta.comment_id=comments.comment_ID INNER JOIN $wpdb->posts posts ON comments.comment_post_ID=posts.ID WHERE posts.post_type = '$delete_post_type'" ); | ||
| $wpdb->query( "DELETE comments FROM $wpdb->comments comments INNER JOIN $wpdb->posts posts ON comments.comment_post_ID=posts.ID WHERE posts.post_type = '$delete_post_type'" ); | ||
| $wpdb->query( "UPDATE $wpdb->posts SET comment_count = 0 WHERE post_author != 0 AND post_type = '$delete_post_type'" ); | ||
| echo "<p style='color:green'><strong>" . sprintf( __( 'All comments have been deleted for %ss.', 'disable-comments' ), $delete_post_type ) . "</strong></p>"; | ||
| } | ||
|
|
||
| $wpdb->query( "OPTIMIZE TABLE $wpdb->commentmeta" ); | ||
| $wpdb->query( "OPTIMIZE TABLE $wpdb->comments" ); | ||
|
|
||
| echo "<h4 style='color:green'><strong>" . __( 'Comment Deletion Complete', 'disable-comments') . "</strong></h4>"; | ||
| } | ||
|
|
||
| } | ||
|
|
||
| $comments_count = $wpdb->get_var("SELECT count(comment_id) from $wpdb->comments"); | ||
| if ( $comments_count <= 0 ) { ?> | ||
| <p><strong><?php _e( 'No comments available for deletion.', 'disable-comments') ?></strong></p> | ||
| </div> | ||
| <?php | ||
| return; | ||
| } | ||
|
|
||
| } | ||
| ?> | ||
| <form action="" method="post" id="delete-comments"> | ||
| <ul> | ||
| <li><label for="delete_everywhere"><input type="radio" id="delete_everywhere" name="delete_mode" value="delete_everywhere" <?php checked( $this->options['remove_everywhere'] );?> /> <strong><?php _e( 'Everywhere', 'disable-comments') ?></strong>: <?php _e( 'Delete all comments in WordPress.', 'disable-comments') ?></label> | ||
| <p class="indent"><?php printf( __( '%s: This function and will affect your entire site. Use it only if you want to delete comments <em>everywhere</em>.', 'disable-comments' ), '<strong style="color: #900">' . __('Warning', 'disable-comments') . '</strong>' ); ?></p> | ||
| </li> | ||
| <li><label for="selected_delete_types"><input type="radio" id="selected_delete_types" name="delete_mode" value="selected_delete_types" <?php checked( ! $this->options['remove_everywhere'] );?> /> <strong><?php _e( 'For certain post types', 'disable-comments') ?></strong>:</label> | ||
| <p></p> | ||
| <ul class="indent" id="listofdeletetypes"> | ||
| <?php foreach( $types as $k => $v ) echo "<li><label for='post-type-$k'><input type='checkbox' name='delete_types[]' value='$k' ". checked( in_array( $k, $this->options['disabled_post_types'] ), true, false ) ." id='post-type-$k'> {$v->labels->name}</label></li>";?> | ||
| </ul> | ||
| <?php if( $this->networkactive ) :?> | ||
| <p class="indent" id="extradeletetypes"><?php _e( 'Only the built-in post types appear above. If you want to disable comments on other custom post types on the entire network, you can supply a comma-separated list of post types below (use the slug that identifies the post type).', 'disable-comments' ); ?> | ||
| <br /><label><?php _e( 'Custom post types:', 'disable-comments' ); ?> <input type="text" name="delete_extra_post_types" size="30" value="<?php echo implode( ', ', (array) $this->options['extra_post_types'] ); ?>" /></label></p> | ||
| <?php endif; ?> | ||
| <p class="indent"><?php printf( __( '%s: Deleting comments will remove existing comment entries in the database and cannot be reverted without a database backup.', 'disable-comments'), '<strong style="color: #900">' . __('Warning', 'disable-comments') . '</strong>' ); ?></p> | ||
| </li> | ||
| </ul> | ||
|
|
||
| <?php wp_nonce_field( 'delete-comments-admin' ); ?> | ||
| <h4><?php _e( 'Total Comments:', 'disable-comments' ); ?> <?php echo $comments_count; ?></h4> | ||
| <p class="submit"><input class="button-primary" type="submit" name="delete" value="<?php _e( 'Delete Comments', 'disable-comments') ?>"></p> | ||
| </form> | ||
| </div> | ||
| <script> | ||
| jQuery(document).ready(function($){ | ||
| function delete_comments_uihelper(){ | ||
| var toggle_bits = $("#listofdeletetypes, #extradeletetypes"); | ||
| if( $("#delete_everywhere").is(":checked") ) | ||
| toggle_bits.css("color", "#888").find(":input").attr("disabled", true ); | ||
| else | ||
| toggle_bits.css("color", "#000").find(":input").attr("disabled", false ); | ||
| } | ||
|
|
||
| $("#delete-comments :input").change(function(){ | ||
| delete_comments_uihelper(); | ||
| }); | ||
|
|
||
| delete_comments_uihelper(); | ||
| }); | ||
| </script> |
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