function hash_code($codeset = "1", $hashlength = 254)
{
$fn = "hashes/Hashes_" . $codeset . ".txt";
if (file_exists($fn)) {
$previous = file_get_contents($fn);
} else {
$previous = "";
}
$hashcodes = explode("\n", $previous);
$found = 1;
while ($found > 0) {
// generate a new hash
$newcode = "";
for ($x = 0; $x < $hashlength; $x++) {
if (rand(0, 1) == 1) {
$newcode = $newcode . chr(rand(48, 57));
} else {
if (rand(0, 1) == 1) {
$newcode = $newcode . chr(rand(65, 90));
} else {
$newcode = $newcode . chr(rand(97, 122));
}
}
}
$found = 0;
// check for duplicates, each must be unique
$array_length = count($hashcodes);
for ($y = 0; $y < $array_length; $y++) {
if (strcmp($hashcodes[$y], $newcode) == 0) {
$found++;
}
}
}
$hashcodes[] = $newcode;
file_put_contents_atomic($fn, implode("\n", $hashcodes));
return $newcode;
}
function saveStruct($filepath, $struct, $sortKeys = false, $headerMessage = '')
{
// $headerMessage added in 2.18
if (!$filepath) {
die(__FUNCTION__ . ": no filepath specified!");
}
if (!is_array($struct)) {
die(__FUNCTION__ . ": structure isn't array!");
}
// to debug add: . print_r($struct, true)
// sort keys
if ($sortKeys) {
ksort($struct);
}
// create struct file data
$header = '<?php /* This is a PHP data file */ if (!@$LOADSTRUCT) { die("This is not a program file."); }';
// DO NOT EDIT THIS - isStructFile() uses it to identify struct files
if ($headerMessage != '') {
$header .= "\n/*\n{$headerMessage}\n*/";
}
$phpData = var_export($struct, true);
$phpData = preg_replace("/=>\\s*array\\s*/s", "=> array", $phpData);
// reformat PHP so arrays start on the same line as keys (easier to read)
$content = $header . "\nreturn {$phpData};\n?>";
// save file
file_put_contents_atomic($filepath, $content);
// opcache - invalidate old versions so opcache.file_update_protection won't prevent updated PHP file from being loaded
if (function_exists('opcache_invalidate')) {
opcache_invalidate($filepath, true);
}
}