git.defcon.no Git - hermes/blob - alias.php

   1 <?php
   2 require_once('config.php');
   3 require_once('lib/user_functions.php');
   4 require_once('lib/number_functions.php');
   5 require_once('lib/common_functions.php');
   6 require_once('lib/db_functions.php');
   7 require_once('lib/alias_functions.php');
   8
   9 $config = get_config();
  10
  11 $config['sql_link'] = @mysql_connect(
  12         $config['sql_server'],
  13         $config['sql_username'],
  14         $config['sql_password']
  15 );
  16 if ( !$config['sql_link'] )
  17 {
  18         print json_encode( array( 'response' => 'failed', 'cause' => 'error', 'detail' => 'Database connection failed.'));
  19         exit;
  20 }
  21
  22 //*************************************************************************************
  23         switch ( $_SERVER['PATH_INFO'] )
  24         {
  25                 case "/list":
  26                         /*
  27                         Required parameters should be...
  28                                 destination
  29                         */
  30                         $dest_username = "";
  31                         $dest_domain   = "";
  32                         $e164_only = false;
  33                         if ( array_key_exists( 'destination', $_GET) )
  34                         {
  35                                 $tmp = split_sipaddress($_GET['destination']);
  36                                 if ( !$tmp )
  37                                 {
  38                                         print json_encode ( array( 'response' => 'failed', 'cause' => 'invalid', 'detail' => 'Invalid SIP address') );
  39                                         break;
  40                                 }
  41                                 list ( $dest_username, $dest_domain ) = $tmp;
  42
  43                                 if ( array_key_exists( 'e164', $_GET ) )
  44                                 {
  45                                         if ( strtolower($_GET['e164']) == "true" ) $e164_only = true;
  46                                 }
  47                                 // TODO: Well. Code. This is a stub
  48
  49                                 print json_encode ( array( 'response' => 'failed', 'cause' => 'notimplemented', 'detail' => 'Requested feature valid, but not implemented' ) );
  50                         }
  51                         else if ( array_key_exists( 'alias', $_GET) )
  52                         {
  53                                 $tmp = split_sipaddress($_GET['alias']);
  54                                 if ( !$tmp )
  55                                 {
  56                                         print json_encode ( array( 'response' => 'failed', 'cause' => 'invalid', 'detail' => 'Invalid SIP address') );
  57                                         break;
  58                                 }
  59                                 list ( $alias_username, $alias_domain ) = $tmp;
  60
  61                                 // TODO: Well. Code. This is a stub
  62
  63                                 print json_encode ( array( 'response' => 'failed', 'cause' => 'notimplemented', 'detail' => 'Requested feature valid, but not implemented' ) );
  64                         }
  65                         else
  66                                 print json_encode( array( 'response' => 'invalid', 'cause' => 'parameters' ) );
  67                         break;
  68                 case "/add":
  69                         if ( array_key_exists( 'destination', $_GET)
  70                                 && ( ( array_key_exists( 'alias_username', $_GET) && array_key_exists( 'alias_domain', $_GET ) ) || array_key_exists('alias', $_GET) ) )
  71                         {
  72                                 $alias_username = "";
  73                                 $alias_domain = "";
  74                                 if ( array_key_exists('alias_username', $_GET) )
  75                                 {
  76                                         $alias_username = $_GET['alias_username'];
  77                                         $alias_domain = $_GET['alias_domain'];
  78                                 }
  79                                 else
  80                                 {
  81                                         $alias = split_sipaddress($_GET['alias']);
  82                                         if ( !$alias )
  83                                         {
  84                                                 print json_encode ( array( 'response' => 'failed', 'cause' => 'invalid', 'detail' => 'Invalid SIP address') );
  85                                                 break;
  86                                         }
  87                                         list ( $alias_username, $alias_domain ) = $alias;
  88                                 }
  89
  90                                 if ( !verify_sipadress($_GET['destination']) )
  91                                 {
  92                                         // TODO: Provide a better response..
  93                                         print json_encode ( array( 'response' => 'invalid', 'cause' => 'destination' ) );
  94                                         break;
  95                                 }
  96                                 if ( !verify_sipadress( $alias_username . "@" . $alias_domain) )
  97                                 {
  98                                         // TODO: Provide a better response..
  99                                         print json_encode ( array( 'response' => 'invalid', 'cause' => 'alias' ) );
 100                                         break;
 101                                 }
 102
 103                                 // TODO: Verify that alias does not collide with existing SIP-adress
 104                                 if ( is_kamailio_domain( $alias_domain) &&  is_kamailio_subscriber($alias_username, $alias_domain) )
 105                                 {
 106                                         print json_encode ( array( 'response' => 'failed', 'cause' => 'exists', 'detail' => 'The desired alias collides with an existing non-alias.' ));
 107                                         break;
 108                                 }
 109
 110                                 list ( $dest_username, $dest_domain ) = split_sipaddress( $_GET['destination']);
 111
 112                                 if ( (!$dest_username)||(!$dest_domain))
 113                                 {
 114                                         // TODO: Provide a better response..
 115                                         print json_encode ( array( 'response' => 'invalid', 'cause' => 'alias' ) );
 116                                         break;
 117                                 }
 118                                 if ( !is_kamailio_domain( $alias_domain ) )
 119                                 {
 120                                         print json_encode ( array( 'response' => 'invalid', 'cause' => 'nxdomain' ) );
 121                                         break;
 122                                 }
 123                                 if ( is_kamailio_domain( $dest_domain) && ( !is_kamailio_subscriber($dest_username, $dest_domain) ) )
 124                                 {
 125                                         print json_encode( array ( 'response' => 'failed', 'cause' => 'nonexistant', 'detail' => 'Requesting a local alias, but there is no such user'));
 126                                         break;
 127                                 }
 128                                 if ( verify_e164( $alias_username ) && is_kamailio_subscriber($dest_username, $dest_domain) )
 129                                 {
 130                                         $t = get_e164_alias( $dest_username, $dest_domain );
 131                                         if ( $t )
 132                                         {
 133                                                 print json_encode ( array(
 134                                                         'response' => 'failed',
 135                                                         'cause' => 'exists',
 136                                                         'detail' => 'User already has E164 number alias',
 137                                                         'alias' => $t ));
 138                                                 break;
 139                                         }
 140                                 }
 141                                 if ( alias_exists ( $alias_username, $alias_domain ) )
 142                                 {
 143                                         print json_encode( array ( 'response' => 'failed', 'cause' => 'exists', 'detail' => 'The requested alias is already present.'));
 144                                         break;
 145                                 }
 146                                 if ( add_alias( $alias_username, $alias_domain, $dest_username, $dest_domain ) )
 147                                 {
 148                                         print json_encode( array ('response' => 'ok',
 149                                                 'alias' => $alias_username . "@" . $alias_domain,
 150                                                 'destination' => $dest_username . "@" . $dest_domain ));
 151                                         break;
 152                                 }
 153                                 print json_encode ( array ( 'response' => 'error' ));
 154                                 break;
 155                         }
 156                         else
 157                         {
 158                                 print json_encode ( array( 'response' => 'invalid') );
 159                         }
 160                         break;
 161                 case "/remove":
 162                         if ( ( array_key_exists( 'alias_username', $_GET) && array_key_exists( 'alias_domain', $_GET ) ) || array_key_exists('alias', $_GET) )
 163                         {
 164                                 $alias_username = "";
 165                                 $alias_domain = "";
 166                                 if ( array_key_exists('alias_username', $_GET) )
 167                                 {
 168                                         $alias_username = $_GET['alias_username'];
 169                                         $alias_domain = $_GET['alias_domain'];
 170                                 }
 171                                 else
 172                                 {
 173                                         $alias = split_sipaddress($_GET['alias']);
 174                                         if ( !$alias )
 175                                         {
 176                                                 print json_encode ( array( 'response' => 'failed', 'cause' => 'invalid', 'detail' => 'Invalid SIP address') );
 177                                                 break;
 178                                         }
 179                                         list ( $alias_username, $alias_domain ) = $alias;
 180                                 }
 181
 182                                 if ( !verify_sipadress( $alias_username . "@" . $alias_domain) )
 183                                 {
 184                                         // TODO: Provide a better response..
 185                                         print json_encode ( array( 'response' => 'invalid', 'cause' => 'address', 'detail' => 'Not a valid SIP address' ) );
 186                                         break;
 187                                 }
 188                                 if ( ! alias_exists ( $alias_username, $alias_domain ) )
 189                                 {
 190                                         print json_encode( array ( 'response' => 'failed', 'cause' => 'nonexistant', 'detail' => 'The requested alias does not exist.'));
 191                                         break;
 192                                 }
 193                                 if ( remove_alias( $alias_username, $alias_domain ) )
 194                                 {
 195                                         print json_encode( array ('response' => 'ok',
 196                                                 'alias' => $alias_username . "@" . $alias_domain));
 197                                         break;
 198                                 }
 199                                 print json_encode ( array ( 'response' => 'error' ));
 200                                 break;
 201                         }
 202                         print json_encode ( array( 'response' => 'invalid') );
 203                         break;
 204                 default:
 205                         print json_encode ( array( 'response' => 'invalid') );
 206         }
 207 mysql_close( $config['sql_link'] );
 208 ?>