root/modules/branches/2.2/ringgroups/functions.inc.php

<?php /* $Id$ */

// The destinations this module provides
// returns a associative arrays with keys 'destination' and 'description'
function ringgroups_destinations() {
    //get the list of ringgroups
    $results = ringgroups_list();
    
    // return an associative array with destination and description
    if (isset($results)) {
        foreach($results as $result){
                $thisgrp = ringgroups_get(ltrim($result['0']));
                $extens[] = array('destination' => 'ext-group,'.ltrim($result['0']).',1', 'description' => $thisgrp['description'].' <'.ltrim($result['0']).'>');
        }
    }
    
    if (isset($extens)) 
        return $extens;
    else
        return null;
}

/*     Generates dialplan for ringgroups
    We call this with retrieve_conf
*/
function ringgroups_get_config($engine) {
    global $ext;  // is this the best way to pass this?
    switch($engine) {
        case "asterisk":
            $ext->addInclude('from-internal-additional','ext-group');
            $contextname = 'ext-group';
            $ringlist = ringgroups_list();
            if (is_array($ringlist)) {
                foreach($ringlist as $item) {
                    $grpnum = ltrim($item['0']);
                    $grp = ringgroups_get($grpnum);
                    
                    $strategy = $grp['strategy'];
                    $grptime = $grp['grptime'];
                    $grplist = $grp['grplist'];
                    $postdest = $grp['postdest'];
                    $grppre = (isset($grp['grppre'])?$grp['grppre']:'');
                    $annmsg = (isset($grp['annmsg'])?$grp['annmsg']:'');
                    $alertinfo = $grp['alertinfo'];
                    $needsconf = $grp['needsconf'];
                    $remotealert = $grp['remotealert'];
                    $toolate = $grp['toolate'];
                    $ringing = $grp['ringing'];

                    if($ringing == 'Ring' || empty($ringing) ) {
                        $dialopts = '${DIAL_OPTIONS}';
                    } else {
                        // We need the DIAL_OPTIONS variable
                        $sops = sql("SELECT value from globals where variable='DIAL_OPTIONS'", "getRow");
                        $dialopts = "m(${ringing})".str_replace('r', '', $sops[0]);
                    }
                        

                    $ext->add($contextname, $grpnum, '', new ext_macro('user-callerid'));

                    // Remember if we should go to our own destination (in case we are a child) and then tell all our
                    // children not to go to their destinations
                    //
                    $ext->add($contextname, $grpnum, '', new ext_setvar('RRNODEST', '${NODEST}'));
                    $ext->add($contextname, $grpnum, '', new ext_setvar('NODEST', '${EXTEN}'));
                    
                    // deal with group CID prefix
                    $ext->add($contextname, $grpnum, '', new ext_gotoif('$["foo${RGPREFIX}" = "foo"]', 'REPCID'));
                    $ext->add($contextname, $grpnum, '', new ext_noop('Current RGPREFIX is ${RGPREFIX}....stripping from Caller ID'));
                    $ext->add($contextname, $grpnum, '', new ext_setvar('CALLERID(name)', '${CALLERID(name):${LEN(${RGPREFIX})}}'));
                    $ext->add($contextname, $grpnum, '', new ext_setvar('RGPREFIX', ''));
                    $ext->add($contextname, $grpnum, 'REPCID', new ext_noop('CALLERID(name) is ${CALLERID(name)}'));
                    if ($grppre != '') {
                        $ext->add($contextname, $grpnum, '', new ext_setvar('RGPREFIX', $grppre));
                        $ext->add($contextname, $grpnum, '', new ext_setvar('CALLERID(name)','${RGPREFIX}${CALLERID(name)}'));
                    }
                    
                    // Set Alert_Info
                    if ($alertinfo != '') {
                        $ext->add($contextname, $grpnum, '', new ext_setvar('_ALERT_INFO', str_replace(';', '\;', $alertinfo)));
                    }

                    // recording stuff
                    $ext->add($contextname, $grpnum, '', new ext_setvar('RecordMethod','Group'));
                    $ext->add($contextname, $grpnum, '', new ext_macro('record-enable',$grplist.',${RecordMethod}'));

                    // group dial
                    $ext->add($contextname, $grpnum, '', new ext_setvar('RingGroupMethod',$strategy));
                    if ($annmsg != '') {
                        $ext->add($contextname, $grpnum, '', new ext_answer(''));
                        $ext->add($contextname, $grpnum, '', new ext_wait(1));
                        $ext->add($contextname, $grpnum, '', new ext_playback($annmsg));
                    }
                    if ($needsconf == "CHECKED") {
                        $len=strlen($grpnum)+4;
                        $ext->add("grps", "_RG-${grpnum}-.", '', new ext_macro('dial',$grptime.
                            ",M(confirm^${remotealert}^${toolate}^${grpnum})$dialopts".',${EXTEN:'.$len.'}'));
                        $ext->add($contextname, $grpnum, 'DIALGRP', new ext_macro('dial-confirm',"$grptime,$dialopts,$grplist,$grpnum"));
                    } else {
                        $ext->add($contextname, $grpnum, 'DIALGRP', new ext_macro('dial',$grptime.",$dialopts,".$grplist));
                    }
                    $ext->add($contextname, $grpnum, '', new ext_setvar('RingGroupMethod',''));


                    // Now if we were told to skip the destination, do so now. Otherwise reset NODEST and proceed to our destination.
                    //
                    $ext->add($contextname, $grpnum, '', new ext_gotoif('$["foo${RRNODEST}" != "foo"]', 'nodest'));
                    $ext->add($contextname, $grpnum, '', new ext_setvar('_NODEST', ''));

                    // where next?
                    if ((isset($postdest) ? $postdest : '') != '') {
                        $ext->add($contextname, $grpnum, '', new ext_goto($postdest));
                    } else {
                        $ext->add($contextname, $grpnum, '', new ext_hangup(''));
                    }
                    $ext->add($contextname, $grpnum, 'nodest', new ext_noop('SKIPPING DEST, CALL CAME FROM Q/RG: ${RRNODEST}'));
                }
            }
        break;
    }
}

function ringgroups_add($grpnum,$strategy,$grptime,$grplist,$postdest,$desc,$grppre='',$annmsg='',$alertinfo,$needsconf,$remotealert,$toolate,$ringing) {
    $sql = "INSERT INTO ringgroups (grpnum, strategy, grptime, grppre, grplist, annmsg, postdest, description, alertinfo, needsconf, remotealert, toolate, ringing) VALUES (".$grpnum.", '".str_replace("'", "''", $strategy)."', ".str_replace("'", "''", $grptime).", '".str_replace("'", "''", $grppre)."', '".str_replace("'", "''", $grplist)."', '".str_replace("'", "''", $annmsg)."', '".str_replace("'", "''", $postdest)."', '".str_replace("'", "''", $desc)."', '".str_replace("'", "''", $alertinfo)."', '$needsconf', '$remotealert', '$toolate', '$ringing')";
    $results = sql($sql);
}

function ringgroups_del($grpnum) {
    $results = sql("DELETE FROM ringgroups WHERE grpnum = $grpnum","query");
}

function ringgroups_list() {
    $results = sql("SELECT grpnum, description FROM ringgroups ORDER BY grpnum","getAll",DB_FETCHMODE_ASSOC);
    foreach ($results as $result) {
        if (isset($result['grpnum']) && checkRange($result['grpnum'])) {
            $grps[] = array($result['grpnum'], $result['description']);
        }
    }
    if (isset($grps))
        return $grps;
    else
        return null;
}

function ringgroups_get($grpnum) {
    $results = sql("SELECT grpnum, strategy, grptime, grppre, grplist, annmsg, postdest, description, alertinfo, needsconf, remotealert, toolate, ringing FROM ringgroups WHERE grpnum = $grpnum","getRow",DB_FETCHMODE_ASSOC);
    return $results;
}
?>