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Test functions

check_use_watermark()

Parameters

ColumnTypeDefaultDescription
$download_key ""
$resource ""

Location

include/resource_functions.php lines 6047 to 6094

Definition

 
function check_use_watermark($download_key = "", $resource="")
    {
    debug_function_call("check_use_watermark", func_get_args());
    # This function checks whether or not to use watermarks
    # Note that access status must be available prior to calls to this function

    global $access,$k,$watermark,$watermark_open,$pagename,$watermark_open_search, $terms_download;

    # Cannot watermark without a watermark
    if($watermark === '')
        {
        return false;
        }

    $blockwatermark = hook("blockwatermark");
    if($blockwatermark)
    {
        return false;
        }

    # Cannot watermark unless permission "w" is present
    if(!checkperm('w'))
        {
        return false;
        }

    # Watermark is present and permission "w" is present

    # Watermark if access is restricted
    if($access == 1)
        {
        return true;
        }

    # Watermark if open override is present
    if(    $watermark_open
        && (    ($pagename == "preview")
             || ($pagename == "view")
             || ($pagename == "search" && $watermark_open_search)
             || ($pagename == "download" && $terms_download && !download_link_check_key($download_key, $resource))
           ) )
        {
        return true;
        }

    # Watermark not necessary
    return false;
}

This article was last updated 17th November 2024 15:35 Europe/London time based on the source file dated 15th November 2024 18:30 Europe/London time.