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<?php
// if mb functions are available, set internal encoding to UTF8
if (is_callable('mb_internal_encoding')) {
mb_internal_encoding("UTF-8");
}
// map string functions to their mb_str_func alternatives
// and wrap them in elgg_str_fun()
// list of non-mb safe string functions to wrap in elgg_*()
// only will work with mb_* functions that take the same
// params in the same order as their non-mb safe counterparts.
$str_funcs = array(
'parse_str',
'split',
'stristr',
'strlen',
'strpos',
'strrchr',
'strripos',
'strrpos',
'strstr',
'strtolower',
'strtoupper',
'substr_count',
'substr'
);
$eval_statement = '';
foreach ($str_funcs as $func) {
// create wrapper function passing in the same args as given
$eval_statement .= "
function elgg_$func() {
\$args = func_get_args();
if (is_callable('$mb_func')) {
return call_user_func_array('$mb_func', \$args);
}
return call_user_func_array('$func', \$args);
}
";
}
// TODO: Other wrapper functions
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