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search_get_previews()

Parameters

ColumnTypeDefaultDescription
$search
$restypes ""
$order_by "relevance"
$archive 0
$fetchrows -1
$sort "DESC"
$access_override false
$ignore_filters false
$return_disk_usage false
$recent_search_daylimit ""
$go false
$stats_logging true
$return_refs_only false
$editable_only false
$returnsql false
$getsizes array
$previewextension "jpg"

Location

include/search_functions.php lines 1925 to 1994

Definition

 
function search_get_previews($search,$restypes="",$order_by="relevance",$archive=0,$fetchrows=-1,$sort="DESC",$access_override=false,$ignore_filters=false,$return_disk_usage=false,$recent_search_daylimit="", $go=false, $stats_logging=true, $return_refs_only=false, $editable_only=false,$returnsql=false,$getsizes=array(),$previewextension="jpg")
    {
    global $access;

    $structured = false;
    if(is_array($fetchrows))
        {
        $structured = true;
        }
    elseif(!is_array($fetchrows) && strpos((string)$fetchrows,",") !== false)
        {
        $fetchrows = explode(",",$fetchrows);
        if(count($fetchrows) == 2)
            {
            $structured = true;
            }
        else
            {
            $fetchrows = 0;
            }
        }

    if($structured)
        {
        array_map(function($val){return $val>0 ? $val : 0;},$fetchrows);
        }

    # Note the subset of the available parameters. We definitely don't want to allow override of permissions or filters.
    $results= do_search($search,$restypes,$order_by,$archive,$fetchrows,$sort,$access_override,DEPRECATED_STARSEARCH,$ignore_filters,$return_disk_usage,$recent_search_daylimit,$go,$stats_logging,$return_refs_only,$editable_only,$returnsql);
    if(is_string($getsizes)){$getsizes=explode(",",$getsizes);}
    $getsizes = array_map('trim', $getsizes);

    if (!is_array($results))
        {
        return $results;
        }

    $total = $results["total"] ?? count($results);
    $resultset = $results["data"] ?? $results;

    if(is_array($resultset) && is_array($getsizes) && count($getsizes)>0)
        {
        $available=get_all_image_sizes(true,($access==1));
        for($n=0;$n<$total;$n++)
            {
            // if using fetchrows some results may just be == 0 - remove from results array
            if (!isset($resultset[$n]) || $resultset[$n]==0) 
                {
                continue;
                }

            $access=get_resource_access($resultset[$n]);
            $use_watermark=check_use_watermark();

            if($resultset[$n]["access"]==2){continue;} // No images for confidential resources
            foreach ($getsizes as $getsize)
                {
                if(!(in_array($getsize,array_column($available,"id")))){continue;}
                if(
                    !resource_has_access_denied_by_RT_size($resultset[$n]['resource_type'], $getsize)
                    && file_exists(get_resource_path($resultset[$n]["ref"],true,$getsize,false,$previewextension,-1,1,$use_watermark))
                )
                    {
                    $resultset[$n]["url_" . $getsize]=get_resource_path($resultset[$n]["ref"],false,$getsize,false,$previewextension,-1,1,$use_watermark);
                    }
                }
            }
        }
    return $structured ? ["total"=> $total, "data" => $resultset] : $resultset;
    }

This article was last updated 10th December 2023 16:35 Europe/London time based on the source file dated 6th December 2023 14:10 Europe/London time.