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save_original_file_as_alternative()

Description

Save the original file being replaced, as an alternative file

Parameters

ColumnTypeDefaultDescription
$ref integer (required) ID of original resource

Return

boolean | int int = id of new alternative file; false = file not saved

Location

include/resource_functions.php lines 7510 to 7587

Definition

 
function save_original_file_as_alternative($ref)
    {
    debug("save_original_file function called for resource ref: " . (int)$ref);
    if (!$ref)
        {
        debug("ERROR: Unable to save original file as alternative - no resource id passed");
        return false;
        }

    /*
    global vars
    * @param boolean $alternative_file_previews                  Generate thumbs/previews for alternative files?
    * @param boolean $alternative_file_previews_batch            Generate thumbs/previews for alternative files?
    * @param array   $lang
    */

    global $lang, $alternative_file_previews, $alternative_file_previews_batch, $filename_field;

    // Values may be passed in POST or GET data from upload_batch.php
    $replace_resource_original_alt_filename = getval('replace_resource_original_alt_filename', ''); // alternative filename
    $filename_field_use                     = getval('filename_field', $filename_field); // GET variable - field to use for filename

    // Make the original into an alternative, need resource data so we can get filepath/extension
    $origdata     = get_resource_data($ref);
    $origpath=get_resource_path($ref, true, "", true, $origdata["file_extension"]);
    # It's possible that there is no original in the filestore; quit if this is the case
    if (!file_exists($origpath)) 
        {
        debug("ERROR: Unable to find original file to save as alternative: " . $origpath);
        return false;
        }

    $origfilename = get_data_by_field($ref, $filename_field_use);

    $newaltname        = str_replace('%EXTENSION', strtoupper($origdata['file_extension']), $lang['replace_resource_original_description']);
    $newaltdescription = nicedate(date('Y-m-d H:i'), true);

    if('' != $replace_resource_original_alt_filename)
        {
        $newaltname = $replace_resource_original_alt_filename;
        }

    $newaref = add_alternative_file($ref, $newaltname, $newaltdescription, $origfilename, $origdata['file_extension'], $origdata['file_size']);

    $newaltpath=get_resource_path($ref, true, "", true, $origdata["file_extension"], -1, 1, false, "", $newaref);
    # Move the old file to the alternative file location
    if(!hook('save_original_alternative_extra', '', array('origpath' => $origpath, 'newaltpath' => $newaltpath)))
        {
        rename($origpath, $newaltpath);
        }

    if ($alternative_file_previews)
        {
        // Move the old previews to new paths
        $ps=ps_query("SELECT " . columns_in("preview_size")  . " FROM preview_size",[],"schema");
        for ($n=0;$n<count($ps);$n++)
            {
            # Find the original
            $orig_preview_path=get_resource_path($ref, true, $ps[$n]["id"],false, "");
            if (file_exists($orig_preview_path))
                {
                # Copy the old preview file to the alternative preview file location, not moved as original may still be required
                $alt_preview_path=get_resource_path($ref, true, $ps[$n]["id"], true, "", -1, 1, false, "", $newaref);
                copy($orig_preview_path, $alt_preview_path);
                }
            # Also for the watermarked versions.
            $wmpath=get_resource_path($ref,true,$ps[$n]["id"],false,"jpg",-1,1,true );
            if (file_exists($wmpath))
                {
                # Move the old preview file to the alternative preview file location
                $alt_preview_wmpath=get_resource_path($ref, true, $ps[$n]["id"], true, "", -1, 1, true, "", $newaref);
                copy($wmpath, $alt_preview_wmpath);
                }
            }
        }
    debug("save_original_file_as_alternative() completed");
    return $newaref;
    }

This article was last updated 12th December 2024 20:35 Europe/London time based on the source file dated 12th December 2024 10:55 Europe/London time.