Library

filtersms

SYNOPSIS

filtersms($s)

DESCRIPTION

filtersms returns an array containing the text $s normalized for sending by SMS, the character encoding, the text length, the number of SMS messages required and the maximum number of characters available before an additional SMS message is required.

EXAMPLE

php > require 'library/filtersms.php';
php > var_dump(filtersms('Hello, world!'));
array(5) {
  [0]=>
  string(12) "Hello, world!"
  [1]=>
  string(4) "7bit"
  [2]=>
  int(12)
  [3]=>
  int(1)
  [4]=>
  int(160)
}
php > var_dump(filtersms('Привет, мир!'));
array(5) {
  [0]=>
  string(21) "Привет, мир!"
  [1]=>
  string(5) "16bit"
  [2]=>
  int(12)
  [3]=>
  int(1)
  [4]=>
  int(70)
}

CODE

function filtersms($s) {
$charset7bit = "@£\$¥èéùìòÇ\nØø\rÅåΔ_ΦΓΛΩΠΨΣΘΞÆæßÉ !\"#¤%&'()*+,-./0123456789:;<=>?¡ABCDEFGHIJKLMNOPQRSTUVWXYZÄÖÑÜ§¿abcdefghijklmnopqrstuvwxyzäöñüà";
$charset7bitext = "\f^{}\\[~]|€";
$s = preg_replace('/\R/', "\r\n", trimsms($s));
if (preg_match('/[^' . preg_quote($charset7bit . $charset7bitext, '/') . ']/', $s)) {
$coding='16bit';
$maxlen=70;
$extlen=67;
}
else {
$coding='7bit';
$maxlen=160;
$extlen=153;
$s = preg_replace('/([' . preg_quote($charset7bitext, '/') . '])/u', "\e\\1", $s);
}
$msglen = mb_strlen($s, 'UTF-8');
if ($msglen > $maxlen) {
$count = 1 + floor($msglen / $extlen);
$len = $count * $extlen;
}
else {
$count = 1;
$len = $maxlen;
}
return array($s, $coding, $msglen, $count, $len);
}
function trimsms($s) {
return preg_replace('/ *(\R)+/', '\1', preg_replace('/^ /m', '', preg_replace('/[ \t]+/', ' ', trim($s))));
}

izend.org

filtersms

filtersms

SYNOPSIS

DESCRIPTION

EXAMPLE

CODE

SEE ALSO

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