api: support sequence numbers, status codes

This commit is contained in:
Andrew Dolgov 2010-11-09 11:59:48 +03:00
parent 1c31e1908a
commit 3acc0da647
1 changed files with 53 additions and 26 deletions

View File

@ -7,6 +7,9 @@
require_once "../db-prefs.php";
require_once "../functions.php";
define('API_STATUS_OK', 0);
define('API_STATUS_ERR', 1);
if (defined('ENABLE_GZIP_OUTPUT') && ENABLE_GZIP_OUTPUT) {
ob_start("ob_gzhandler");
}
@ -35,16 +38,23 @@
init_connection($link);
$op = db_escape_string($_REQUEST["op"]);
$seq = (int) $_REQUEST["seq"];
// header("Content-Type: application/json");
function api_wrap_reply($status, $seq, $reply) {
print json_encode(array("seq" => $seq,
"status" => $status,
"content" => $reply));
}
if (!$_SESSION["uid"] && $op != "login" && $op != "isLoggedIn") {
print json_encode(array("error" => 'NOT_LOGGED_IN'));
print api_wrap_reply(API_STATUS_ERR, $seq, array("error" => 'NOT_LOGGED_IN'));
return;
}
if ($_SESSION["uid"] && $op != "logout" && !get_pref($link, 'ENABLE_API_ACCESS')) {
print json_encode(array("error" => 'API_DISABLED'));
print api_wrap_reply(API_STATUS_ERR, $seq, array("error" => 'API_DISABLED'));
return;
}
@ -52,7 +62,7 @@
case "getVersion":
$rv = array("version" => VERSION);
print json_encode($rv);
print api_wrap_reply(API_STATUS_OK, $seq, $rv);
break;
case "login":
@ -70,25 +80,30 @@
if ($uid && get_pref($link, "ENABLE_API_ACCESS", $uid)) {
if (authenticate_user($link, $login, $password)) { // try login with normal password
print json_encode(array("session_id" => session_id()));
print api_wrap_reply(API_STATUS_OK, $seq,
array("session_id" => session_id()));
} else if (authenticate_user($link, $login, $password_base64)) { // else try with base64_decoded password
print json_encode(array("session_id" => session_id()));
print api_wrap_reply(API_STATUS_OK, $seq,
array("session_id" => session_id()));
} else { // else we are not logged in
print json_encode(array("error" => "LOGIN_ERROR"));
print api_wrap_reply(API_STATUS_ERR, $seq,
array("error" => "LOGIN_ERROR"));
}
} else {
print json_encode(array("error" => "API_DISABLED"));
print api_wrap_reply(API_STATUS_ERR, $seq,
array("error" => "API_DISABLED"));
}
break;
case "logout":
logout_user();
print json_encode(array("status" => "OK"));
print api_wrap_reply(API_STATUS_OK, $seq, array("status" => "OK"));
break;
case "isLoggedIn":
print json_encode(array("status" => $_SESSION["uid"] != ''));
print api_wrap_reply(API_STATUS_OK, $seq,
array("status" => $_SESSION["uid"] != ''));
break;
case "getUnread":
@ -96,9 +111,11 @@
$is_cat = db_escape_string($_REQUEST["is_cat"]);
if ($feed_id) {
print json_encode(array("unread" => getFeedUnread($link, $feed_id, $is_cat)));
print api_wrap_reply(API_STATUS_OK, $seq,
array("unread" => getFeedUnread($link, $feed_id, $is_cat)));
} else {
print json_encode(array("unread" => getGlobalUnread($link)));
print api_wrap_reply(API_STATUS_OK, $seq,
array("unread" => getGlobalUnread($link)));
}
break;
@ -108,7 +125,8 @@
/* flct (flc is the default) FIXME: document */
$output_mode = db_escape_string($_REQUEST["output_mode"]);
print json_encode(getAllCounters($link, $output_mode));
print api_wrap_reply(API_STATUS_OK, $seq,
getAllCounters($link, $output_mode));
break;
case "getFeeds":
@ -119,7 +137,7 @@
$feeds = api_get_feeds($link, $cat_id, $unread_only, $limit, $offset);
print json_encode($feeds);
print api_wrap_reply(API_STATUS_OK, $seq, $feeds);
break;
@ -143,7 +161,7 @@
}
}
print json_encode($cats);
print api_wrap_reply(API_STATUS_OK, $seq, $cats);
break;
case "getHeadlines":
@ -160,7 +178,7 @@
$headlines = api_get_headlines($link, $feed_id, $limit, $offset,
$filter, $is_cat, $show_excerpt, $show_content, $view_mode, false);
print json_encode($headlines);
print api_wrap_reply(API_STATUS_OK, $seq, $headlines);
break;
@ -220,11 +238,12 @@
}
}
print json_encode(array("status" => "OK",
print api_wrap_reply(API_STATUS_OK, $seq, array("status" => "OK",
"updated" => $num_updated));
} else {
print json_encode(array("error" => 'INCORRECT_USAGE'));
print api_wrap_reply(API_STATUS_ERR, $seq,
array("error" => 'INCORRECT_USAGE'));
}
break;
@ -243,6 +262,8 @@
$result = db_query($link, $query);
$articles = array();
if (db_num_rows($result) != 0) {
while ($line = db_fetch_assoc($result)) {
@ -265,10 +286,13 @@
"attachments" => $attachments
);
print json_encode($article);
array_push($articles, $article);
}
}
print api_wrap_reply(API_STATUS_OK, $seq, $articles);
break;
case "getConfig":
@ -287,7 +311,7 @@
$config["num_feeds"] = (int)$num_feeds;
print json_encode($config);
print api_wrap_reply(API_STATUS_OK, $seq, $config);
break;
@ -296,7 +320,7 @@
update_rss_feed($link, $feed_id, true);
print json_encode(array("status" => "OK"));
print api_wrap_reply(API_STATUS_OK, $seq, array("status" => "OK"));
break;
@ -306,13 +330,15 @@
catchup_feed($link, $feed_id, $is_cat);
print json_encode(array("status" => "OK"));
print api_wrap_reply(API_STATUS_OK, $seq, array("status" => "OK"));
break;
case "getPref":
$pref_name = db_escape_string($_REQUEST["pref_name"]);
print json_encode(array("value" => get_pref($link, $pref_name)));
print api_wrap_reply(API_STATUS_OK, $seq,
array("value" => get_pref($link, $pref_name)));
break;
/* Method added for ttrss-reader for Android */
@ -431,7 +457,7 @@
}
}
print json_encode($ret);
print api_wrap_reply(API_STATUS_OK, $seq, $ret);
break;
/* Method added for ttrss-reader for Android */
@ -583,11 +609,12 @@
"feeds" => $feeds));
}
}
print json_encode($cats);
print api_wrap_reply(API_STATUS_OK, $seq, $cats);
break;
default:
print json_encode(array("error" => 'UNKNOWN_METHOD'));
print api_wrap_reply(API_STATUS_ERR, $seq,
array("error" => 'UNKNOWN_METHOD'));
break;
}