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use raw SHA1 to calculate anti-spam inputs

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This commit is contained in:
Savetheinternet 2011-12-08 14:44:33 +11:00
parent 6a02dfd5aa
commit 74f5964471
1 changed files with 3 additions and 2 deletions
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5
inc/functions.php
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@ -1061,7 +1061,8 @@
for($x=0;$x<$input_count;$x++) {
if(rand(0, 2) == 0 || $hidden_input_names_x < 0) {
// Use an obscure name
$name = substr(base64_encode(sha1(rand())), 0, rand(2, 40));
$name = strtolower(substr(base64_encode(sha1(rand(), true)), 0, rand(2, 20)));
} else {
// Use a pre-defined confusing name
$name = $config['spam']['hidden_input_names'][$hidden_input_names_x++];
@ -1077,7 +1078,7 @@
$inputs[$name] = rand(0, 100);
} else {
// Obscure value
$inputs[$name] = substr(base64_encode(sha1(rand())), 0, rand(2, 40));
$inputs[$name] = substr(base64_encode(sha1(rand(), true) . sha1(rand(), true)), 0, rand(2, 54));
}
}