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ctype_*() replacement

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marj
2009-08-08 23:09:08 +00:00
parent c2de40c75b
commit 77e4edfb54
5 changed files with 173 additions and 119 deletions
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121
e107_handlers/user_handler.php
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@@ -9,9 +9,9 @@
* Handler - user-related functions
*
* $Source: /cvs_backup/e107_0.8/e107_handlers/user_handler.php,v $
* $Revision: 1.10 $
* $Date: 2009-06-12 20:41:34 $
* $Author: e107steved $
* $Revision: 1.11 $
* $Date: 2009-08-08 23:09:08 $
* $Author: marj_nl_fr $
*
*/
@@ -277,50 +277,83 @@ class UserHandler
// * - an alphanumeric character
// ^ - next character from seed
// alphanumerics are included 'as is'
function generateRandomString($pattern, $seed='')
function generateRandomString($pattern, $seed = '')
{
if (strlen($pattern) < 6) $pattern = '##....';
$newname = '';
$seed_ptr = 0; // Next character of seed (if used)
for ($i = 0; $i < strlen($pattern); $i++)
{
$c = $pattern[$i];
switch ($c)
if (strlen($pattern) < 6)
$pattern = '##....';
$newname = '';
// Create alpha [A-Z][a-z]
$alpha = '';
for($i = 65; $i < 91; $i++)
{
case '#' : // Alpha only (upper and lower case)
do
{
$t = chr(rand(65,122));
} while (!ctype_alpha($t));
$newname .= $t;
break;
case '.' : // Numeric only
do
{
$t = chr(rand(48,57));
} while (!ctype_digit($t));
$newname .= $t;
break;
case '*' : // Alphanumeric
do
{
$t = chr(rand(48,122));
} while (!ctype_alnum($t));
$newname .= $t;
break;
case '^' : // Next character from seed
if ($seed_ptr < strlen($seed))
{
$newname .= $seed[$seed_ptr];
$seed_ptr++;
}
break;
default :
if (ctype_alnum($c)) $newname .= $c;
// (else just ignore other characters in pattern)
$alpha .= chr($i).chr($i+32);
}
}
return $newname;
$alphaLength = strlen($alpha) - 1;
// Create digit [0-9]
$digit = '';
for($i = 48; $i < 57; $i++)
{
$digit .= chr($i);
}
$digitLength = strlen($digit) - 1;
// Create alpha numeric [A-Z][a-z]
$alphaNum = $alpha.$digit;
$alphaNumLength = strlen($alphaNum) - 1;
// Next character of seed (if used)
$seed_ptr = 0;
for ($i = 0, $patternLength = strlen($pattern); $i < $patternLength; $i++)
{
$c = $pattern[$i];
switch ($c)
{
// Alpha only (upper and lower case)
case '#' :
$t = rand(0, $alphaLength);
$newname .= $alpha[$t];
break;
// Numeric only - [0-9]
case '.' :
$t = rand(0, $digitLength);
$newname .= $digit[$t];
break;
// Alphanumeric
case '*' :
$t = rand(0, $alphaNumLength);
$newname .= $alphaNum[$t];
break;
// Next character from seed
case '^' :
if ($seed_ptr < strlen($seed))
{
$newname .= $seed[$seed_ptr];
$seed_ptr++;
}
break;
// (else just ignore other characters in pattern)
default :
if (strrpos($alphaNum, $c) !== FALSE)
{
$newname .= $c;
}
/*
else
{
$t = rand(0, $alphaNumLength);
$newname .= $alphaNum[$t];
}
*/
}
}
return $newname;
}