Send SMS Using GSM Modem

Hello, i wanna create a form that can send sms to multiple recipient, i’ve created a form that uses javascript to add or remove textbox dynamically, and i want to know how do i make this form sends sms by using the sms code here



SMS via GSM .clbody { font-family:Verdana, Arial, Helvetica, sans-serif; font-size:9pt; font-weight:normal; } .clfooter { font-family:Verdana; font-size:7pt; font-weight:normal; } h1, .h1 { width:100%; font-family:Verdana, Arial, Helvetica, sans-serif; font-size:18px; font-weight:bold; } hr, .hr { color:#b0b0b0; }


  <td valign="top">Result code:<font color=green></td>
  <td valign="top"></td>
  <INPUT type="button" value="Add Row" onclick="addRow('dataTable')" />

<INPUT type="button" value="Delete Row" onclick="deleteRow('dataTable')" />

<TABLE id="dataTable" width="350px" border="1">
        <TD><INPUT type="checkbox" name="chk"/></TD>
        <TD> 1 </TD>
        <TD> <input type="text" name="recipient" value=""> </TD>

  <input style="width: 250px" type="text" name="msg" value=""></td>


Send sms code

<?php error_reporting(E_ALL); //Example $gsm_send_sms = new gsm_send_sms(); $gsm_send_sms->debug = false; $gsm_send_sms->port = 'COM6'; $gsm_send_sms->baud = 115200; $gsm_send_sms->init(); $status = $gsm_send_sms->send('+60182867376', 'testing 123'); if ($status) { echo "Message sent\n"; } else { echo "Message not sent\n"; } $status = $gsm_send_sms->send('+60193833271', 'testing 456'); if ($status) { echo "Message sent\n"; } else { echo "Message not sent\n"; } $gsm_send_sms->close(); //Send SMS via serial SMS modem class gsm_send_sms { public $port = 'COM6'; public $baud = 115200; public $debug = false; private $fp; private $buffer; //Setup COM port public function init() { $this->debugmsg("Setting up port: \"{$this->port} @ \"{$this->baud}\" baud"); exec("MODE {$this->port}: BAUD={$this->baud} PARITY=N DATA=8 STOP=1", $output, $retval); if ($retval != 0) { throw new Exception('Unable to setup COM port, check it is correct'); } $this->debugmsg(implode("\n", $output)); $this->debugmsg("Opening port"); //Open COM port $this->fp = fopen($this->port . ':', 'r+'); //Check port opened if (!$this->fp) { throw new Exception("Unable to open port \"{$this->port}\""); } $this->debugmsg("Port opened"); $this->debugmsg("Checking for responce from modem"); //Check modem connected fputs($this->fp, "AT\r"); //Wait for ok $status = $this->wait_reply("OK\r\n", 5); if (!$status) { throw new Exception('Did not receive responce from modem'); } $this->debugmsg('Modem connected'); //Set modem to SMS text mode $this->debugmsg('Setting text mode'); fputs($this->fp, "AT+CMGF=1\r"); $status = $this->wait_reply("OK\r\n", 5); if (!$status) { throw new Exception('Unable to set text mode'); } $this->debugmsg('Text mode set'); } //Wait for reply from modem private function wait_reply($expected_result, $timeout) { $this->debugmsg("Waiting {$timeout} seconds for expected result"); //Clear buffer $this->buffer = ''; //Set timeout $timeoutat = time() + $timeout; //Loop until timeout reached (or expected result found) do { $this->debugmsg('Now: ' . time() . ", Timeout at: {$timeoutat}"); $buffer = fread($this->fp, 1024); $this->buffer .= $buffer; usleep(200000);//0.2 sec $this->debugmsg("Received: {$buffer}"); //Check if received expected responce if (preg_match('/'.preg_quote($expected_result, '/').'$/', $this->buffer)) { $this->debugmsg('Found match'); return true; //break; } else if (preg_match('/\+CMS ERROR\:\ \d{1,3}\r\n$/', $this->buffer)) { return false; } } while ($timeoutat > time()); $this->debugmsg('Timed out'); return false; } //Print debug messages private function debugmsg($message) { if ($this->debug == true) { $message = preg_replace("%[^\040-\176\n\t]%", '', $message); echo $message . "\n"; } } //Close port public function close() { $this->debugmsg('Closing port'); fclose($this->fp); } //Send message public function send($tel, $message) { //Filter tel $tel = preg_replace("%[^0-9\+]%", '', $tel); //Filter message text $message = preg_replace("%[^\040-\176\r\n\t]%", '', $message); $this->debugmsg("Sending message \"{$message}\" to \"{$tel}\""); //Start sending of message fputs($this->fp, "AT+CMGS=\"{$tel}\"\r"); //Wait for confirmation $status = $this->wait_reply("\r\n> ", 5); if (!$status) { //throw new Exception('Did not receive confirmation from modem'); $this->debugmsg('Did not receive confirmation from modem'); return false; } //Send message text fputs($this->fp, $message); //Send message finished indicator fputs($this->fp, chr(26)); //Wait for confirmation $status = $this->wait_reply("OK\r\n", 180); if (!$status) { //throw new Exception('Did not receive confirmation of messgage sent'); $this->debugmsg('Did not receive confirmation of messgage sent'); return false; } $this->debugmsg("Message sent"); return true; } [/php]
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