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

<?php

function voicemail_get_config($engine) {
  $modulename = 'voicemail';
  
  // This generates the dialplan
  global $ext;  
  switch($engine) {
    case "asterisk":
      if (is_array($featurelist = featurecodes_getModuleFeatures($modulename))) {
        foreach($featurelist as $item) {
          $featurename = $item['featurename'];
          $fname = $modulename.'_'.$featurename;
          if (function_exists($fname)) {
            $fcc = new featurecode($modulename, $featurename);
            $fc = $fcc->getCodeActive();
            unset($fcc);
            
            if ($fc != '')
              $fname($fc);
          } else {
            $ext->add('from-internal-additional', 'debug', '', new ext_noop($modulename.": No func $fname"));
            var_dump($item);
          } 
        }
      }
    break;
  }
}

function voicemail_myvoicemail($c) {
  global $ext;

  $id = "app-vmmain"; // The context to be included

  $ext->addInclude('from-internal-additional', $id); // Add the include from from-internal

  $ext->add($id, $c, '', new ext_answer('')); // $cmd,1,Answer
  $ext->add($id, $c, '', new ext_wait('1')); // $cmd,n,Wait(1)
  $ext->add($id, $c, '', new ext_macro('user-callerid')); // $cmd,n,Macro(user-callerid)
  $ext->add($id, $c, '', new ext_macro('get-vmcontext','${CALLERID(num)}')); 
  $ext->add($id, $c, '', new ext_vmmain('${CALLERID(num)}@${VMCONTEXT}')); // n,VoiceMailMain(${VMCONTEXT})
  $ext->add($id, $c, '', new ext_macro('hangupcall')); // $cmd,n,Macro(user-callerid)
}

function voicemail_dialvoicemail($c) {
  global $ext;

  $id = "app-dialvm"; // The context to be included

  $ext->addInclude('from-internal-additional', $id); // Add the include from from-internal

  $ext->add($id, $c, '', new ext_answer('')); // $cmd,1,Answer
  $ext->add($id, $c, '', new ext_wait('1')); // $cmd,n,Wait(1)
  $ext->add($id, $c, '', new ext_vmmain('')); // n,VoiceMailMain(${VMCONTEXT})
  $ext->add($id, $c, '', new ext_macro('hangupcall'));

  // Note that with this one, it has paramters. So we have to add '_' to the start and '.' to the end
  // of $c
  $c = "_$c.";
  $ext->add($id, $c, '', new ext_answer('')); // $cmd,1,Answer
  $ext->add($id, $c, '', new ext_wait('1')); // $cmd,n,Wait(1)
  // How long is the command? We need to strip that off the front
  $clen = strlen($c)-2;
  $ext->add($id, $c, '', new ext_macro('get-vmcontext','${EXTEN:'.$clen.'}')); 
  $ext->add($id, $c, '', new ext_vmmain('${EXTEN:'.$clen.'}@${VMCONTEXT}')); // n,VoiceMailMain(${VMCONTEXT})
  $ext->add($id, $c, '', new ext_macro('hangupcall')); // $cmd,n,Macro(user-callerid)
}

function voicemail_configpageinit($pagename) {
  global $currentcomponent;

  $action = isset($_REQUEST['action'])?$_REQUEST['action']:null;
  $extdisplay = isset($_REQUEST['extdisplay'])?$_REQUEST['extdisplay']:null;
  $extension = isset($_REQUEST['extension'])?$_REQUEST['extension']:null;
  $tech_hardware = isset($_REQUEST['tech_hardware'])?$_REQUEST['tech_hardware']:null;


       // We only want to hook 'users' or 'extensions' pages. 
  if ($pagename != 'users' && $pagename != 'extensions')  
    return true; 
  // On a 'new' user, 'tech_hardware' is set, and there's no extension. Hook into the page. 
  if ($tech_hardware != null ) { 
    voicemail_applyhooks(); 
  } elseif ($action=="add") { 
  // We don't need to display anything on an 'add', but we do need to handle returned data. 
    // ** WARNING **
    // Mailbox must be processed before adding / deleting users, therefore $sortorder = 1
    $currentcomponent->addprocessfunc('voicemail_configprocess', 1);
    // JS function needed for checking voicemail = Enabled
    $js = 'return (theForm.vm.value == "enabled");';
  } elseif ($extdisplay != '' || $pagename == 'users') { 
  // We're now viewing an extension, so we need to display _and_ process. 
    voicemail_applyhooks(); 
    $currentcomponent->addprocessfunc('voicemail_configprocess', 1);
    $js = 'return (theForm.vm.value == "enabled");';
    $currentcomponent->addjsfunc('isVoiceMailEnabled(notused)',$js);
  } 
} 

function voicemail_applyhooks() {
  global $currentcomponent;

  // Setup two option lists we need
  // Enable / Disable list
  $currentcomponent->addoptlistitem('vmena', 'enabled', 'Enabled');
  $currentcomponent->addoptlistitem('vmena', 'disabled', 'Disabled');
  $currentcomponent->setoptlistopts('vmena', 'sort', false);
  // Yes / No Radio button list
  $currentcomponent->addoptlistitem('vmyn', 'yes', 'yes');
  $currentcomponent->addoptlistitem('vmyn', 'no', 'no');
  $currentcomponent->setoptlistopts('vmyn', 'sort', false);

  // Add the 'proces' function
  $currentcomponent->addguifunc('voicemail_configpageload');
}


function voicemail_configpageload() {
  global $currentcomponent;

  // Init vars from $_REQUEST[]
  $action = isset($_REQUEST['action'])?$_REQUEST['action']:null;
  $ext = isset($_REQUEST['extdisplay'])?$_REQUEST['extdisplay']:null;
  $extn = isset($_REQUEST['extension'])?$_REQUEST['extension']:null;
  $display = isset($_REQUEST['display'])?$_REQUEST['display']:null;
  
  if ($ext==='') {
    $extdisplay = $extn;
  } else {
    $extdisplay = $ext;
  }
  if ($action != 'del') {
    $vmbox = voicemail_mailbox_get($extdisplay);
    if ( $vmbox == null ) {
      $vm = false;
      $incontext = 'default';
      $vmpwd = null;
      $name = null;
      $email = null;
      $pager = null;
      $vmoptions = null;
    } else {
      $incontext = isset($vmbox['vmcontext'])?$vmbox['vmcontext']:'default';
      $vmpwd = $vmbox['pwd'];
      $name = $vmbox['name'];
      $email = $vmbox['email'];
      $pager = $vmbox['pager'];
      $vmoptions = $vmbox['options'];
      $vm = true;
    }

    //loop through all options
    $options="";
    if ( isset($vmoptions) && is_array($vmoptions) ) {
      $alloptions = array_keys($vmoptions);
      if (isset($alloptions)) {
        foreach ($alloptions as $option) {
          if ( ($option!="attach") && ($option!="envelope") && ($option!="saycid") && ($option!="delete") && ($option!='') )
              $options .= $option.'='.$vmoptions[$option].'|';
        }
        $options = rtrim($options,'|');
        // remove the = sign if there are no options set
        $options = rtrim($options,'=');
        
      }
      extract($vmoptions, EXTR_PREFIX_ALL, "vmops");
    } else {
      $vmops_attach = 'no';
      $vmops_saycid = 'no';
      $vmops_envelope = 'no';
      $vmops_delete = 'no';
    }

    //AMP Users can only add to their department's context
    $vmcontext = isset($_SESSION["AMP_user"]->_deptname)?$_SESSION["AMP_user"]->_deptname:null;

    if (empty($vmcontext)) 
      $vmcontext = (isset($_REQUEST['vmcontext']) ? $_REQUEST['vmcontext'] : $incontext);
    if (empty($vmcontext))
      $vmcontext = 'default';
    
    if ( $vm==true ) {
      $vmselect = "enabled";
    } else {
      $vmselect = "disabled";
    }
    
    $fc_vm = featurecodes_getFeatureCode('voicemail', 'dialvoicemail');

    $msgInvalidVmPwd = 'Please enter a valid Voicemail Password, using digits only';
    $msgInvalidEmail = 'Please enter a valid Email Address';
    $msgInvalidPager = 'Please enter a valid Pager Email Address';
    $msgInvalidVMContext = 'VM Context cannot be blank';

    $section = 'Voicemail & Directory';
    $currentcomponent->addguielem($section, new gui_selectbox('vm', $currentcomponent->getoptlist('vmena'), $vmselect, 'Status', '', false));
    $currentcomponent->addguielem($section, new gui_textbox('vmpwd', $vmpwd, 'voicemail password', "This is the password used to access the voicemail system.<br><br>This password can only contain numbers.<br><br>A user can change the password you enter here after logging into the voicemail system ($fc_vm) with a phone.", "frm_${display}_isVoiceMailEnabled() && !isInteger()", $msgInvalidVmPwd, false));
    $currentcomponent->addguielem($section, new gui_textbox('email', $email, 'email address', "The email address that voicemails are sent to.", "frm_${display}_isVoiceMailEnabled() && !isEmail()", $msgInvalidEmail, true));
    $currentcomponent->addguielem($section, new gui_textbox('pager', $pager, 'pager email address', "Pager/mobile email address that short voicemail notifcations are sent to.", "frm_${display}_isVoiceMailEnabled() && !isEmail()", $msgInvalidEmail, true));
    $currentcomponent->addguielem($section, new gui_radio('attach', $currentcomponent->getoptlist('vmyn'), $vmops_attach, 'email attachment', "Option to attach voicemails to email."));
    $currentcomponent->addguielem($section, new gui_radio('saycid', $currentcomponent->getoptlist('vmyn'), $vmops_saycid, 'Play CID', "Read back caller's telephone number prior to playing the incoming message, and just after announcing the date and time the message was left."));
    $currentcomponent->addguielem($section, new gui_radio('envelope', $currentcomponent->getoptlist('vmyn'), $vmops_envelope, 'Play Envelope', "Envelope controls whether or not the voicemail system will play the message envelope (date/time) before playing the voicemail message. This settng does not affect the operation of the envelope option in the advanced voicemail menu."));
    $currentcomponent->addguielem($section, new gui_radio('delete', $currentcomponent->getoptlist('vmyn'), $vmops_delete, 'Delete Vmail', "If set to \"yes\" the message will be deleted from the voicemailbox (after having been emailed). Provides functionality that allows a user to receive their voicemail via email alone, rather than having the voicemail able to be retrieved from the Webinterface or the Extension handset.  CAUTION: MUST HAVE attach voicemail to email SET TO YES OTHERWISE YOUR MESSAGES WILL BE LOST FOREVER."));
    $currentcomponent->addguielem($section, new gui_textbox('options', $options, 'vm options', 'Separate options with pipe ( | )<br><br>ie: review=yes|maxmessage=60'));
    $currentcomponent->addguielem($section, new gui_textbox('vmcontext', $vmcontext, 'vm context', '', "frm_${display}_isVoiceMailEnabled() && isEmpty()", $msgInvalidVMContext, false));
  }
}

function voicemail_configprocess() {
  //create vars from the request
  extract($_REQUEST);
  $action = isset($_REQUEST['action'])?$_REQUEST['action']:null;
  $extdisplay = isset($_REQUEST['extdisplay'])?$_REQUEST['extdisplay']:null;
  
  //if submitting form, update database
  switch ($action) {
    case "add":
      voicemail_mailbox_add($extdisplay, $_REQUEST);
      needreload();
    break;
    case "del":
      voicemail_mailbox_del($extdisplay);
      needreload();
    break;
    case "edit":
      voicemail_mailbox_del($extdisplay);
      if ( $vm != 'disabled' )
        voicemail_mailbox_add($extdisplay, $_REQUEST);
      needreload();
    break;
  }
}

function voicemail_mailbox_get($mbox) {
  $uservm = voicemail_getVoicemail();
  $vmcontexts = array_keys($uservm);

  foreach ($vmcontexts as $vmcontext) {
    if(isset($uservm[$vmcontext][$mbox])){
      $vmbox['vmcontext'] = $vmcontext;
      $vmbox['pwd'] = $uservm[$vmcontext][$mbox]['pwd'];
      $vmbox['name'] = $uservm[$vmcontext][$mbox]['name'];
      $vmbox['email'] = $uservm[$vmcontext][$mbox]['email'];
      $vmbox['pager'] = $uservm[$vmcontext][$mbox]['pager'];
      $vmbox['options'] = $uservm[$vmcontext][$mbox]['options'];
      return $vmbox;
    }
  }
  
  return null;
}

function voicemail_mailbox_del($mbox) {
  $uservm = voicemail_getVoicemail();
  $vmcontexts = array_keys($uservm);

  foreach ($vmcontexts as $vmcontext) {
    if(isset($uservm[$vmcontext][$mbox])){
      unset($uservm[$vmcontext][$mbox]);
      voicemail_saveVoicemail($uservm);
      return true;
    }
  }
  
  return false; 
}

function voicemail_mailbox_add($mbox, $mboxoptsarray) {
  //check if VM box already exists
  if ( voicemail_mailbox_get($mbox) != null ) {
    trigger_error("Voicemail mailbox '$mbox' already exists, call to voicemail_maibox_add failed");
    die();
  }
  
  $uservm = voicemail_getVoicemail();
  extract($mboxoptsarray);
  
  if ($vm != 'disabled')
  { 
    // need to check if there are any options entered in the text field
    if ($options!=''){
      $options = explode("|",$options);
      foreach($options as $option) {
        $vmoption = explode("=",$option);
        $vmoptions[$vmoption[0]] = $vmoption[1];
      }
    }
    $vmoption = explode("=",$attach);
      $vmoptions[$vmoption[0]] = $vmoption[1];
    $vmoption = explode("=",$saycid);
      $vmoptions[$vmoption[0]] = $vmoption[1];
    $vmoption = explode("=",$envelope);
      $vmoptions[$vmoption[0]] = $vmoption[1];
    $vmoption = explode("=",$delete);
      $vmoptions[$vmoption[0]] = $vmoption[1];
      
    $uservm[$vmcontext][$extension] = array(
      'mailbox' => $extension, 
      'pwd' => $vmpwd,
      'name' => $name,
      'email' => $email,
      'pager' => $pager,
      'options' => $vmoptions
      );
    // Update $_REQUEST with 'devinfo_mailbox, so MWI works.
    if (empty($_REQUEST['devinfo_mailbox'])) {
      $_REQUEST['devinfo_mailbox']="$extension@$vmcontext";
    }
  }
  voicemail_saveVoicemail($uservm);
}

function voicemail_saveVoicemail($vmconf) {
  // just in case someone tries to be sneaky and not call getVoicemail() first..
  if ($vmconf == null) die('Error: Trying to write null voicemail file! I refuse to contiune!');
  
  // yes, this is hardcoded.. is this a bad thing?
  write_voicemailconf("/etc/asterisk/voicemail.conf", $vmconf, $section);
}

function voicemail_getVoicemail() {
  $vmconf = null;
  $section = null;
  
  // yes, this is hardcoded.. is this a bad thing?
  parse_voicemailconf("/etc/asterisk/voicemail.conf", $vmconf, $section);
  
  return $vmconf;
}

?>