t('SMS'),
'send' => 'messaging_sms_send',
'type' => MESSAGING_TYPE_PUSH,
'render' => 'messaging_sms_render',
'glue' => "--",
);
return $info;
}
}
/**
* Message Render callback
*/
function messaging_sms_render($message, $info) {
// We can assume that we'll get max 110 characters for subject + body
// Because from and data take up about 50 characters and total character limit
// subject + from + date + body < 160
$text = messaging_sms_truncate($message['subject'],40);
$message['body'] = $text . $info['glue'] . messaging_sms_truncate("Learn More: " . $GLOBALS['base_url'],(110 - strlen($text)));
return $message['body'];
}
/**
* Send mail message to user account
*/
function messaging_sms_send($account, $message) {
if ($account->sms_user['status'] == 2) {
$destination->number = $account->sms_user['number'];
foreach ($account->sms_user['gateway'] as $key => $field) {
$destination->$key = $field;
}
$destinations[] = $destination;
}
return sms_send($destinations, $message);
}
/**
* Truncate messages to 160 Characters. Adapted from node_teaser() in node.module
*/
function messaging_sms_truncate($message,$length = 160) {
// If we have a short message, return the message
if (strlen($message) < $length) {
return $message;
}
// Initial slice.
$teaser = truncate_utf8($message, $length);
$position = 0;
// Cache the reverse of the message.
$reversed = strrev($teaser);
// split at paragraph boundaries.
$breakpoints = array('' => 0, '
' => 6, '
' => 4, "\n" => 1);
// We use strpos on the reversed needle and haystack for speed.
foreach ($breakpoints as $point => $offset) {
$length = strpos($reversed, strrev($point));
if ($length !== FALSE) {
$position = - $length - $offset;
return ($position == 0) ? $teaser : substr($teaser, 0, $position);
}
}
// When even the first paragraph is too long, we try to split at the end of
// the last full sentence.
$breakpoints = array('. ' => 1, '! ' => 1, '? ' => 1, ' ' => 0);
$min_length = strlen($reversed);
foreach ($breakpoints as $point => $offset) {
$length = strpos($reversed, strrev($point));
if ($length !== FALSE) {
$min_length = min($length, $min_length);
$position = 0 - $length - $offset;
}
}
return ($position == 0) ? $teaser : substr($teaser, 0, $position);
}