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<title>[Freeswitch-trunk][14488] </title>
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<div id="msg">
<div id="header">FreeSWITCH Subversion</div>
<dl class="meta">
<dt>Revision</dt> <dd><a href="http://fisheye.freeswitch.org/changelog/FreeSWITCH?cs=14488">14488</a></dd>
<dt>Author</dt> <dd>gled</dd>
<dt>Date</dt> <dd>2009-08-11 10:13:51 -0500 (Tue, 11 Aug 2009)</dd>
</dl>
<h3>Log Message</h3>
<pre>initial ivr class, needs a lot of work</pre>
<h3>Added Paths</h3>
<ul>
<li><a href="#freeswitchtrunkcontribgledphpclassivrphp">freeswitch/trunk/contrib/gled/php/class.ivr.php</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="freeswitchtrunkcontribgledphpclassivrphp"></a>
<div class="addfile"><h4>Added: freeswitch/trunk/contrib/gled/php/class.ivr.php (0 => 14488)</h4>
<pre class="diff"><span>
<span class="info">--- freeswitch/trunk/contrib/gled/php/class.ivr.php (rev 0)
+++ freeswitch/trunk/contrib/gled/php/class.ivr.php 2009-08-11 15:13:51 UTC (rev 14488)
</span><span class="lines">@@ -0,0 +1,195 @@
</span><ins>+<?php
+declare(ticks=1);
+pcntl_signal(SIGPIPE, "sig_fs");
+
+function sig_fs($signo) {
+ file_put_contents('/devel/log/ivr.log',date("Y-m-d H:i:s").": BROKEN PIPE, call has been hung up\n",FILE_APPEND);
+ exit();
+}
+
+class IVR {
+ var $in = NULL;
+ var $out = NULL;
+ var $con_data = array();
+ var $logfile = '/devel/log/ivr.log';
+
+ function IVR() {
+ ob_implicit_flush(true);
+ $this->in = defined('STDIN') ? STDIN : fopen('php://stdin', 'r');
+ $this->out = defined('STDOUT') ? STDOUT : fopen('php://stdout', 'w');
+
+ stream_set_blocking( $this->in,0);
+
+ fwrite($this->out,"connect\n\n");
+ $buf = $this->wait_answer();
+ if ($buf == '') {
+ $this->log('Huhoo, cannot read setup infos... exiting');
+ exit();
+ }
+ $this->con_data = $this->parse_response($buf);
+ $this->log("New call uuid:{$this->con_data['channel-unique-id']}");
+/*
+ fwrite($this->out,"myevents\n\n");
+ $buf = $this->wait_answer();
+*/
+ }
+
+ function log($str) {
+ file_put_contents($this->logfile,date("Y-m-d H:i:s").": $str\n",FILE_APPEND);
+ }
+
+ function check_hangup($ret='') {
+ if ($ret == '')
+ $ret = $this->parse_response($this->try_read());
+ if ( isset( $ret['content-type'] ) && isset( $ret['content-disposition'] )
+ && $ret['content-type'] == 'text/disconnect-notice'
+ && $ret['content-disposition'] == 'disconnect' )
+ return true;
+ return false;
+ }
+
+ function send_cmd($cmd,$app=FALSE,$args=FALSE) {
+ fwrite($this->out, "sendmsg\n");
+ fwrite($this->out, 'call-command:'. trim($cmd)."\n");
+ if ($app)
+ fwrite($this->out, 'execute-app-name: '.trim($app)."\n");
+ if ($args)
+ fwrite($this->out, 'execute-app-arg: '.trim($args)."\n\n");
+ fwrite($this->out,"\n\n");
+ return $this->wait_answer();
+ }
+
+ function execute($app,$args=FALSE) {
+ return $this->send_cmd('execute',$app,$args);
+ }
+
+ function execute_wait($app,$args=FALSE) {
+ return $this->send_cmd_wait('execute',$app,$args);
+ }
+
+ function send_cmd_wait($cmd,$app=FALSE,$args=FALSE) {
+ fwrite($this->out, "sendmsg\n");
+ fwrite($this->out, 'call-command:'. trim($cmd)."\n");
+ if ($app)
+ fwrite($this->out, 'execute-app-name: '.trim($app)."\n");
+ if ($args)
+ fwrite($this->out, 'execute-app-arg: '.trim($args)."\n\n");
+ fwrite($this->out,"\n\n");
+ return $this->wait_answer_block();
+ }
+
+
+ /*
+ * Wait till we find an answer, trouble is that we may have a following and we cut.
+ * we should sleep 100ms more to check if the response is closed ( or read till we find a \n\n
+ */
+ function wait_answer() {
+ $gc=0;
+ $buf='';
+ while ( $gc++ < 10000 ) { // we wait at max: 10 000 * 200 microseconds = 2 000 000 = 2seconds
+ usleep(200);
+ $c=0;
+ do {
+ $str = fgets($this->in);
+ if ($str == "\n")
+ break 2;
+ else if ($str != '')
+ $buf .= trim($str)."\n";
+ } while ( $str != "" && $c++ < 100 );
+ }
+ return trim($buf);
+ }
+
+ function wait_answer_block() {
+ $gc=0;
+ $buf='';
+ while ( true ) {
+ usleep(200);
+ $c=0;
+ do {
+ $str = fgets($this->in);
+ if ($str == "\n")
+ break 2;
+ else if ($str != '')
+ $buf .= trim($str)."\n";
+ } while ( $str != "" && $c++ < 100 );
+ }
+ return trim($buf);
+ }
+
+ function try_read() {
+ $c=0;
+ $buf='';
+ do {
+ $str = fgets($this->in);
+ if ($str == "\n")
+ break;
+ else if ($str != '')
+ $buf .= trim($str)."\n";
+ } while ( $str != "" && $c++ < 100 );
+ return trim($buf);
+ }
+
+ /* Parse the returning values into an associative array */
+ function parse_response($tmp) {
+ $ret = array();
+ if (trim($tmp) == '')
+ return $ret;
+ $tmp = explode("\n",$tmp);
+ foreach ($tmp as $line) {
+ list($key,$val) = explode(':',$line);
+ $ret[strtolower($key)] = strtolower(trim( urldecode($val) ));
+ }
+ return $ret;
+ }
+
+ function check_retcode($ret) {
+ if ( isset( $ret['content-type'] ) && isset( $ret['reply-text'] )
+ && $ret['content-type'] == 'command/reply'
+ && ( $ret['reply-text'] == '+ok' || $ret['reply-text'] == 'ok' ) )
+ return true;
+ return false;
+ }
+
+ function answer() {
+ $ret = $this->parse_response($this->execute('answer'));
+ if ( ! $this->check_retcode($ret) )
+ $this->log("Huhooo Answer wasn't ack'd");
+ }
+
+ function ivr_sleep($time) {
+ $ts = time() + $time;
+ while ( time() < $ts ) {
+ if ( $this->check_hangup() ) {
+ $this->log('Call has been hungup, exiting...');
+ exit();
+ }
+ }
+ }
+
+ function hangup() {
+ $ret = $this->parse_response($this->send_cmd('hangup'));
+ if ( ! $this->check_retcode($ret) )
+ $this->log("Huhooo Hangup wasn't ack'd");
+ }
+
+ /*
+ * Play a file and returns when finished. ( wrong way to do the job, if user hangup we're not warned and wait for nothing )
+ */
+
+ function playback($file) {
+ $ret = $this->parse_response($this->execute_wait('playback',$file));
+ if ( ! $this->check_retcode($ret) )
+ $this->log("Huhooo playback wasn't ack'd");
+ }
+
+
+ function close() {
+ if ($this->in != NULL)
+ fclose($this->in);
+ if ($this->out != NULL)
+ fclose($this->out);
+ }
+}
+
+?>
</ins></span></pre>
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