From 6e0a397725d04e045e816c0f43fb6baef19341da Mon Sep 17 00:00:00 2001
From: Urban Müller
Date: Mon, 8 Jan 2024 15:13:24 +0100
Subject: add option for allowing missing column values at end of row

---
 it_pipe.class | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/it_pipe.class b/it_pipe.class
index fafc11f..03d9c69 100644
--- a/it_pipe.class
+++ b/it_pipe.class
@@ -184,6 +184,7 @@ function cols($collist, $separator = "\t")
  * Return contents of pipe as associative records. Column titles read from first line, separators can be \t or ; or ,
  * @param $p['forceschema'] ignore schema in file, replace it with this comma separated column list
  * @param $p['fixcolnames'] replace non-identifier chars in colum names
+ * @param $p['allowmissingcols'] replace missing column values at end by null
  * @param $p['it_error'] error params
  * @return array of objects or empty array on format violations
  */
@@ -199,11 +200,12 @@ function csv($p = [])
 
 	$oldlocale = setlocale(LC_CTYPE, "0");
 	setlocale(LC_CTYPE, 'de_CH.iso-8859-1'); # this works for utf-8 as well
+	$nullcols = $p['allowmissingcols'] ? array_fill(0, count($schema), null) : [];
 
 	foreach ($this->lines as $line)
 	{
-		if (($cols = str_getcsv($line, $splitchar, '"')) && count($schema) == count($cols))
-			$records[] = (object)array_combine($schema, $cols);
+		if (($cols = str_getcsv($line, $splitchar, '"')) && (count($schema) == count($cols) || $nullcols))
+			$records[] = (object)array_combine($schema, $cols + $nullcols);
 		else
 			return (array)it::error((array)$p['it_error'] + ['title' => "csv column count mismatch: " . count($schema) . " in header vs " . count($cols) . " in row", 'body' => [$schema, $cols]]);
 	}
-- 
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