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PHP SMS API code

Send SMS with PHP:

Use the PHP code below to send SMS via Developers’ Central. Simply register for an HTTP API account, and you will automatically receive 10 FREE SMS credits to try our service.

Code Sample:

<?php
    $user = "user";
    $password = "password";
    $api_id = "xxxxxxx";
    $baseurl ="http://api.clickatell.com";
 
    $text = urlencode("This is an example message");
    $to = "00123456789";
 
    // auth call
    $url = "$baseurl/http/auth?user=$user&password=$password&api_id=$api_id";
 
    // do auth call
    $ret = file($url);
 
    // explode our response. return string is on first line of the data returned
    $sess = explode(":",$ret[0]);
    if ($sess[0] == "OK") {
 
        $sess_id = trim($sess[1]); // remove any whitespace
        $url = "$baseurl/http/sendmsg?session_id=$sess_id&to=$to&text=$text";
 
        // do sendmsg call
        $ret = file($url);
        $send = explode(":",$ret[0]);
 
        if ($send[0] == "ID") {
            echo "successnmessage ID: ". $send[1];
        } else {
            echo "send message failed";
        }
    } else {
        echo "Authentication failure: ". $ret[0];
    }
?>
 

Please note that some of the above code has been supplied to Clickatell by clients. As such, accuracy is not guaranteed by Clickatell.