Contents

Code Reference Functions bbp_check_for_duplicate()

bbp_check_for_duplicate( array $post_data = array() )

Check for duplicate topics/replies

Description

Check to make sure that a user is not making a duplicate post

Parameters

$post_data

(Optional) Contains information about the comment

Default value: array()

Return

(bool) True if it is not a duplicate, false if it is

Source

File: bp-forums/common/functions.php

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function bbp_check_for_duplicate( $post_data = array() ) {
 
    // No duplicate checks for those who can throttle
    if ( current_user_can( 'throttle' ) )
        return true;
 
    // Define global to use get_meta_sql() and get_var() methods
    global $wpdb;
 
    // Parse arguments against default values
    $r = bbp_parse_args( $post_data, array(
        'post_author'    => 0,
        'post_type'      => array( bbp_get_topic_post_type(), bbp_get_reply_post_type() ),
        'post_parent'    => 0,
        'post_content'   => '',
        'post_status'    => bbp_get_trash_status_id(),
        'anonymous_data' => false
    ), 'check_for_duplicate' );
 
    // Check for anonymous post
    if ( empty( $r['post_author'] ) && ( !empty( $r['anonymous_data'] ) && !empty( $r['anonymous_data']['bbp_anonymous_email'] ) ) ) {
        $clauses = get_meta_sql( array( array(
            'key'   => '_bbp_anonymous_email',
            'value' => sanitize_email( $r['anonymous_data']['bbp_anonymous_email'] )
        ) ), 'post', $wpdb->posts, 'ID' );
 
        $join    = $clauses['join'];
        $where   = $clauses['where'];
    } else {
        $join    = $where = '';
    }
 
    // Unslash $r to pass through $wpdb->prepare()
    //
    // @see: http://bbpress.trac.wordpress.org/ticket/2185/
    // @see: http://core.trac.wordpress.org/changeset/23973/
    $r = function_exists( 'wp_unslash' ) ? wp_unslash( $r ) : stripslashes_deep( $r );
 
    // Prepare duplicate check query
    $query  = $wpdb->prepare( "SELECT ID FROM {$wpdb->posts} {$join} WHERE post_type = %s AND post_status != %s AND post_author = %d AND post_content = %s {$where}", $r['post_type'], $r['post_status'], $r['post_author'], $r['post_content'] );
    $query .= !empty( $r['post_parent'] ) ? $wpdb->prepare( " AND post_parent = %d", $r['post_parent'] ) : '';
    $query .= " LIMIT 1";
    $dupe   = apply_filters( 'bbp_check_for_duplicate_query', $query, $r );
 
    if ( $wpdb->get_var( $dupe ) ) {
        do_action( 'bbp_check_for_duplicate_trigger', $post_data );
        return false;
    }
 
    return true;
}

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Changelog

Changelog
Version Description
bbPress (r2763) Introduced.
Used By
Used By Description
bp-forums/classes/class-bp-rest-topics-endpoint.php: BP_REST_Topics_Endpoint::create_item()

Create a topic.
bp-forums/classes/class-bp-rest-reply-endpoint.php: BP_REST_Reply_Endpoint::create_item()

Create a reply.
bp-forums/topics/functions.php: bbp_new_topic_handler()

Handles the front end topic submission
bp-forums/forums/functions.php: bbp_new_forum_handler()

Handles the front end forum submission
bp-forums/replies/functions.php: bbp_new_reply_handler()

Handles the front end reply submission

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