[Librefm-commits] [1660] skeleton code for radio methods

[Clint Adams]

Revision: 1660
          http://svn.sv.gnu.org/viewvc/?view=rev&root=librefm&revision=1660
Author:   clint
Date:     2009-05-16 17:56:18 +0000 (Sat, 16 May 2009)
Log Message:
-----------
skeleton code for radio methods

Modified Paths:
--------------
    trunk/nixtape/2.0/index.php

Modified: trunk/nixtape/2.0/index.php
===================================================================
--- trunk/nixtape/2.0/index.php 2009-05-16 16:31:25 UTC (rev 1659)
+++ trunk/nixtape/2.0/index.php 2009-05-16 17:56:18 UTC (rev 1660)
@@ -37,6 +37,10 @@
 define('LFM_SUBSCRIPTION_ERROR',12);
 define('LFM_INVALID_SIGNATURE',        13);
 define('LFM_SUBSCRIPTION_REQD',        18);
+define('LFM_NOT_ENOUGH_CONTENT',       20);
+define('LFM_NOT_ENOUGH_MEMBERS',       21);
+define('LFM_NOT_ENOUGH_FANS',  22);
+define('LFM_NOT_ENOUGH_NEIGHBORS',     23);
 
 # Error descriptions as per API documentation
 $error_text = array(
@@ -53,6 +57,10 @@
        LFM_SUBSCRIPTION_ERROR          => 'Subscription Error - The user needs 
to be subscribed in order to do that',
        LFM_INVALID_SIGNATURE           => 'Invalid method signature supplied',
        LFM_SUBSCRIPTION_REQD           => 'This user has no free radio plays 
left. Subscription required.'
+       LFM_NOT_ENOUGH_CONTENT          => 'There is not enough content to play 
this station'
+       LFM_NOT_ENOUGH_MEMBERS          => 'This group does not have enough 
members for radio'
+       LFM_NOT_ENOUGH_FANS             => 'This artist does not have enough 
fans for radio'
+       LFM_NOT_ENOUGH_NEIGHBORS        => 'Thare are not enough neighbors for 
radio'
 );
 
 # Resolves method= parameters to handler functions
@@ -63,7 +71,9 @@
        'artist.getinfo'                => method_artist_getinfo,
        'artist.gettoptracks'           => method_artist_gettoptracks,
        'user.getinfo'                  => method_user_getinfo,
-       'user.gettoptracks'             => method_user_gettoptracks
+       'user.gettoptracks'             => method_user_gettoptracks,
+       'radio.tune'                    => method_radio_tune,
+       'radio.getPlaylist'             => method_radio_getPlaylist,
 );
 
 function method_user_gettoptracks() {
@@ -217,6 +227,79 @@
        print("</lfm>");
 }
 
+function method_radio_tune() {
+       global $adodb;
+
+       if (!isset($_GET['api_sig']) || !valid_api_sig($_GET['api_sig']))
+               report_failure(LFM_INVALID_SIGNATURE);
+
+       if (!isset($_GET['station']))
+               report_failure(LFM_INVALID_PARAMS);
+
+       if (!isset($_GET['api_key']))
+               report_failure(LFM_INVALID_PARAMS);
+
+       if (!isset($_GET['sk']))
+               report_failure(LFM_INVALID_PARAMS);
+
+       try {
+       $username = $adodb->GetOne('SELECT username FROM Auth WHERE '
+               . 'token = ' . $adodb->qstr($_GET['token']) . ' AND '
+               . 'username IS NOT NULL AND sk = '.$adodb->qstr($_GET['sk']));
+       }
+       catch (exception $e) {
+               report_failure(LFM_SERVICE_OFFLINE);
+       }
+       if (!$username) {
+               report_failure(LFM_INVALID_TOKEN);
+       }
+
+/*
+ * Here we should tune the station.  The immediate problem is that
+ * without radio handshake, the user will not necessarily have a
+ * session in Radio_Sessions.
+ *
+ * After that's solved, we should either set $stationtype,
+ * $stationname, $stationurl, or report_failure.
+ */
+       report_failure(LFM_SUBSCRIPTION_REQD);
+
+       print("<lfm status=\"ok\">\n");
+       print(" <station>\n");
+       print("         <type>{$stationtype}</type>\n");
+       print("         <name>{$stationname}</name>\n");
+       print("         <url>{$stationurl}</url>\n");
+       print("         <supportsdiscovery>0</supportsdiscovery>\n");
+       print(" </station>\n");
+       print("</lfm>");
+}
+
+function method_radio_getPlaylist() {
+       global $adodb;
+
+       if (!isset($_GET['api_sig']) || !valid_api_sig($_GET['api_sig']))
+               report_failure(LFM_INVALID_SIGNATURE);
+
+       if (!isset($_GET['api_key']))
+               report_failure(LFM_INVALID_PARAMS);
+
+       if (!isset($_GET['sk']))
+               report_failure(LFM_INVALID_PARAMS);
+
+/*
+ * Here we should get the station based on the session key.  If
+ * no station is tuned for that key, we should default to something
+ * reasonable.
+ *
+ * Then we should return a playlist identical to the one spit out
+ * by xspf.php.
+ */
+
+       die("Unimplemented.\n");
+
+}
+
+
 function valid_api_key($key) {
        return strlen($key) == 32;
 }