only use service tmp if writable

1 files changed, 5 insertions, 4 deletions

diff --git a/it.class b/it.class
index 768ee02..469a587 100644
--- a/it.class
+++ b/it.class
@@ -1109,7 +1109,7 @@ static function file_put($filename, $data, $p = array())
 		@mkdir(dirname($filename));
 
 	$tmp = $GLOBALS['ULTRAHOME'] . "/tmp";
-	$tmpdir = is_dir($tmp) && stat($tmp)[0] == stat(dirname($filename))[0] ? $tmp : dirname($filename);
+	$tmpdir = is_dir($tmp) && is_writable($tmp) && stat($tmp)[0] == stat(dirname($filename))[0] ? $tmp : dirname($filename);
 	$tmpfile = "$tmpdir/.it_put." . basename($filename) . "." . getmypid();
 	if (($result = it::file_put_contents($filename == "-" ? "php://stdout" : $tmpfile, $data)) !== false && $filename != "-")
 		$result = rename($tmpfile, $filename);
@@ -1119,11 +1119,12 @@ static function file_put($filename, $data, $p = array())
 
 /**
  * Create an it_pipe from a file
- * @param $fn filename to read. if omitted, stdin is used.
+ * @param $p if scalar or numeric array, file name(s) to read
+ * @param $p['data'] array of lines without \n to feed into pipe
  */
-static function cat($fn = null)
+static function cat($p = null)
 {
-	return new it_pipe(array('fn' => $fn));
+	return new it_pipe(is_array($p) && array_key_exists('data', $p) ? $p : ['fn' => $p]);
 }
 
 /**