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comments_submit()

Description

Write comments to the database, also deals with hiding and flagging comments

Parameters

This function accepts no parameters.

Return

void

Location

include/comment_functions.php lines 8 to 139

Definition

 
function comments_submit()
    {
    global $username, $anonymous_login, $userref, $regex_email, $comments_max_characters, $lang, $email_notify, $comments_email_notification_address;

    if (
        $username == $anonymous_login
        && (getval("fullname","") == ""
        || preg_match ("/{$regex_email}/", getval("email","")) === false)
    ) {
        return;
    } 

    $comment_to_hide = getval("comment_to_hide",0,true);

    if (($comment_to_hide != 0) && (checkPerm("o"))) {
        $root = find_root_comment($comment_to_hide);
        // Does this comment have any child comments?
        if (ps_value("SELECT ref AS value FROM comment WHERE ref_parent = ?",array("i",$comment_to_hide),'') != '')
            {
            ps_query("UPDATE comment SET hide = 1 WHERE ref = ?",array("i",$comment_to_hide));
            }
        else
            {
            ps_query("DELETE FROM comment WHERE ref = ?",array("i",$comment_to_hide));
            }
        if(!is_null($root)){clean_comment_tree($root);}

        return;
    }

    $comment_flag_ref = getval("comment_flag_ref",0,true);

    // --- process flag request

    if ($comment_flag_ref != 0)
        {
        $comment_flag_reason = getval("comment_flag_reason","");
        $comment_flag_url = getval("comment_flag_url","");

        if ($comment_flag_reason == "" || $comment_flag_url == "") {
            return;
        }

        # the following line can be simplified using strstr (with before_needle boolean) but not supported < PHP 5.3.0
        if (!strpos($comment_flag_url, "#") === false) {
            $comment_flag_url = substr($comment_flag_url, 0, strpos($comment_flag_url, "#") - 1);
        }

        $comment_flag_url .= "#comment{$comment_flag_ref}";     // add comment anchor to end of URL

        $comment_body = ps_query("select body from comment where ref=?",array("i",$comment_flag_ref));
        $comment_body = (!empty($comment_body[0]['body'])) ? $comment_body[0]['body'] : "";

        if ($comment_body == "") {
            return;
        }

        $email_subject = (text("comments_flag_notification_email_subject")!="") ?
            text("comments_flag_notification_email_subject") : $lang['comments_flag-email-default-subject'];

        $email_body = (text("comments_flag_notification_email_body")!="") ?
            text("comments_flag_notification_email_body") : $lang['comments_flag-email-default-body'];

        $email_body .=  "\r\n\r\n\"{$comment_body}\"";
        $email_body .= "\r\n\r\n{$comment_flag_url}";
        $email_body .= "\r\n\r\n{$lang['comments_flag-email-flagged-by']} {$username}";
        $email_body .= "\r\n\r\n{$lang['comments_flag-email-flagged-reason']} \"{$comment_flag_reason}\"";

        $email_to = (
                empty ($comments_email_notification_address)

                // (preg_match ("/{$regex_email}/", $comments_email_notification_address) === false)        // TODO: make this regex better
            ) ? $email_notify : $comments_email_notification_address;

        rs_setcookie("comment{$comment_flag_ref}flagged", "true");
        $_POST["comment{$comment_flag_ref}flagged"] = "true";  // we set this so that the subsequent getval() function will pick up this comment flagged in the show comments function (headers have already been sent before cookie set)

        send_mail ($email_to, $email_subject, $email_body);
        return;
    }

    // --- process comment submission

    // we don't want to insert an empty comment or an orphan
    if (
        (getval("body", "") == "")
        || (
            (getval("collection_ref", "") == "")
            && (getval("resource_ref", "") == "")
            && (getval("ref_parent", "") == "")
        )
    ) {
        return;
    }

    if ($username == $anonymous_login)  // anonymous user
        {
        $sql_fields = "fullname, email, website_url";
        $sql_values = array(
            "s", getval("fullname", "") ,
            "s", getval("email", ""),
            "s", getval("website_url", "")
        );
        }
    else
        {
        $sql_fields = "user_ref";
        $sql_values = array("i", (int)$userref);
        }

    $body = getval("body", "");
    if (strlen($body) > $comments_max_characters) {
        $body = substr($body, 0, $comments_max_characters); // just in case not caught in submit form
    }

    $parent_ref =  getval("ref_parent", 0,true);
    $collection_ref =  getval("collection_ref", 0,true);
    $resource_ref =  getval("resource_ref", 0,true);

    $sql_values_prepend = array(
        "i", ($parent_ref == 0 ? null : (int)$parent_ref),
        "i", ($collection_ref == 0 ? null : (int)$collection_ref),
        "i", ($resource_ref == 0 ? null : (int)$resource_ref)
    );

    $sql_values = array_merge($sql_values_prepend, $sql_values, array("s",$body));

    ps_query("insert into comment (ref_parent, collection_ref, resource_ref, {$sql_fields}, body) values (" . ps_param_insert(count($sql_values) / 2) . ")", $sql_values);

    // Notify anyone tagged.
    comments_notify_tagged($body,$userref,$resource_ref,$collection_ref);
    }

This article was last updated 20th September 2024 21:35 Europe/London time based on the source file dated 17th May 2024 16:10 Europe/London time.