Bug #52163 [Opn]: SplFileObject::fgetss() fails due to parameter that can't be set

From: Date: Wed, 23 Jun 2010 19:18:46 +0000
Subject: Bug #52163 [Opn]: SplFileObject::fgetss() fails due to parameter that can't be set
References: 1  Groups: php.bugs 
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Edit report at http://bugs.php.net/bug.php?id=52163&edit=1

 ID:               52163
 User updated by:  v-ryanbi at microsoft dot com
 Reported by:      v-ryanbi at microsoft dot com
-Summary:          fails due to parameter that can't be set
+Summary:          SplFileObject::fgetss() fails due to parameter that
                   can't be set
 Status:           Open
 Type:             Bug
 Package:          SPL related
 Operating System: Windows 7
 PHP Version:      5.2.14RC1

 New Comment:

Argh. typo. In the description it should be SplFileObject::fgetss().


Previous Comments:
------------------------------------------------------------------------
[2010-06-23 21:16:20] v-ryanbi at microsoft dot com

Description:
------------
When calling SplFileObject::ffgetss() in 5.2.x (including the 5.2.14
RC1), a 
warning is thrown and the cursor is *not* advanced. Since this would
typically be 
used in a while(!$fileObj->eof()) loop, it can result in an infinite
loop.

The complaint thrown in the warning is that the Length parameter must be
greater 
than 0. While Length is a valid parameter in the global fgetss function,
the SPL 
version of this function only accepts one parameter, and that is for
accepted 
tags.

Test script:
---------------
<?php
$str = <<<EOD
<html><body>
 <p>Welcome! Today is the <?php echo(date('jS')); ?> of <?=
date('F');
?>.</p>
</body></html>
Text outside of the HTML block.
EOD;

$filePath="filename.php";
file_put_contents($filePath, $str);


$fileObject = new SplFileObject($filePath);
while (!$fileObject->eof()) {
    echo $fileObject->fgetss('body');
}
?>

Expected result:
----------------
 Welcome! Today is the  of .

Text outside of the HTML block.

Actual result:
--------------
Warning: fgetss(): Length parameter must be greater than 0 in 
C:\fgetssBug\fgetss_basic.php on line 13

Warning: fgetss(): Length parameter must be greater than 0 in 
C:\fgetssBug\fgetss_basic.php on line 13

Warning: fgetss(): Length parameter must be greater than 0 in 
C:\fgetssBug\fgetss_basic.php on line 13

Warning: fgetss(): Length parameter must be greater than 0 in 
C:\fgetssBug\fgetss_basic.php on line 13

Warning: fgetss(): Length parameter must be greater than 0 in 
C:\fgetssBug\fgetss_basic.php on line 13

Warning: fgetss(): Length parameter must be greater than 0 in 
C:\fgetssBug\fgetss_basic.php on line 13

Warning: fgetss(): Length parameter must be greater than 0 in 
C:\fgetssBug\fgetss_basic.php on line 13

Warning: fgetss(): Length parameter must be greater than 0 in 
C:\fgetssBug\fgetss_basic.php on line 13

... and on to infinity.


------------------------------------------------------------------------



-- 
Edit this bug report at http://bugs.php.net/bug.php?id=52163&edit=1


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