PHP编程：通过串口+GSM MODEM发送短信示例
 

<?php

/*-

* 版权没有，欢迎拷贝 (x) 2006 胖头鱼.

* 作者: pangty <pangty@ta139.com>

*

* $Id: RS232.php,v 0.1 2006-7-29 05:28 PM Exp $

*

* 运行环境：Windows XP，PHP 5.1.4 (cli)，MySQL

* php.ini

* extension=php_mysql.dll

* extension=php_dio.dll

* 硬件要求：熊猫 PM818A GSM/GPRS MODEM或其他任何GSM MODEM模块

* 相关知识：GSM AT指令集和PDU格式，去google吧

*

* mysql> use smsc;

* mysql> desc sm_submit;

* +----------+----------------------+------+-----+---------+----------------+

* | Field | Type | Null | Key | Default | Extra |

* +----------+----------------------+------+-----+---------+----------------+

* | smid | int(11) unsigned | | PRI | NULL | auto_increment |

* | OrgAddr | varchar(11) | YES | | NULL | |

* | DestAddr | varchar(11) | | PRI | | |

* | Time | datetime | YES | | NULL | |

* | USERDATA | mediumtext | YES | | NULL | |

* | stat | smallint(3) unsigned | YES | MUL | NULL | |

* +----------+----------------------+------+-----+---------+----------------+

*

*/

function gb2unicode($str) {

return iconv("gb2312", "UCS-2", $str);

}



function hex2str($hexstring) {

$str = '';

for($i=0; $i<strlen($hexstring); $i++){

$str .= sprintf("%02X",ord(substr($hexstring,$i,1)));

}

return $str;

}



function InvertNumbers($msisdn) {

$len = strlen($msisdn);

if ( 0 != fmod($len, 2) ) {

$msisdn .= "F";

$len = $len + 1;

}



for ($i=0; $i<$len; $i+=2) {

$t = $msisdn[$i];

$msisdn[$i] = $msisdn[$i+1];

$msisdn[$i+1] = $t;

}

return $msisdn;

}



/*---------------主程序开始---------------*/

set_time_limit(0);

$DEBUG = 0;



exec('mode COM1: baud=115200 data=8 stop=1 parity=n xon=on');



$fd = dio_open('COM1:', O_RDWR);

if(!$fd)

{

die("打开串口COM1失败");

}



$ff = dio_stat($fd);

print_r($ff);



echo "GSMAT is start on COM1/n";



// 短信中心号码

$smsc = "8613800538500";

// 短信最大长度70个汉字，Unicode表示需要280个字节

$max_len = 280;

$invert_smsc = InvertNumbers($smsc);



$sql = mysql_connect("localhost", "pangty", "pangty");

mysql_select_db("smsc",$sql);



$query = "select * from sm_submit where stat=0";

$result = mysql_query($query, $sql);



$len = 1; $s = chr(13);



while ( $row = mysql_fetch_object($result) ) {

$msisdn = "86". $row->DestAddr;

$sms_text = $row->USERDATA;



if ($DEBUG) echo date("Y-m-d H:i:s")." DEBUG $row->DestAddr/n";

if ($DEBUG) echo date("Y-m-d H:i:s")." DEBUG $sms_text/n";



$pdu_text = hex2str(gb2unicode($sms_text));

$invert_msisdn = InvertNumbers($msisdn);



// 拆分发送超过70汉字的短信(todo: 没有判断全英文的情况)

do {

$pdu_len = strlen($pdu_text);

if ( $pdu_len > $max_len ) {

$pdu_text1 = substr($pdu_text, 0, $max_len);

$pdu_text = substr($pdu_text, $max_len, $pdu_len - $max_len);

} else {

$pdu_text1 = $pdu_text;

$pdu_text = "";

}



$pdu_len1 = sprintf("%02X", strlen($pdu_text1)/2);

$pdu_text1 = $pdu_len1 . $pdu_text1;



$pdu_text1 = "11000D91" . $invert_msisdn ."000800" . $pdu_text1;



$atcmd = "AT+CMGS=" . sprintf("%d", strlen($pdu_text1)/2) . chr(13);

$l = strlen($atcmd);

$ll = @dio_write($fd,$atcmd);

while ($l != $ll) {

sleep(10);

$ll = @dio_write($fd,$atcmd);

}

if ($DEBUG) echo date("Y-m-d H:i:s")." DEBUG $atcmd/n";



do {

$data = dio_read($fd, $len);

echo $data;

} while ( $data != $s );



sleep(1);



$pdu_text1 = "0891" . $invert_smsc . $pdu_text1 . chr(26).chr(13);

$l = strlen($pdu_text1);

$ll = @dio_write($fd,$pdu_text1);

while ($l != $ll) {

sleep(10);

$ll = @dio_write($fd,$pdu_text1);

}

if ($DEBUG) echo date("Y-m-d H:i:s")." DEBUG $pdu_text1/n";



do {

$data = dio_read($fd, $len);

echo $data;

} while ( $data != $s );



sleep(7);



} while ( $pdu_text != "" );



mysql_query("update sm_submit set stat=1 where smid=$row->smid", $sql);

}

mysql_close($sql);



dio_close($fd);



?>

liunx系统有办法嘛？