[tt-rss.git] / api / index.php

<?php

	/* This is experimental JSON-based API. It has to be manually enabled:
	 * 
	 * Add define('_JSON_API_ENABLED', true) to config.php
	 */

	error_reporting(E_ERROR | E_PARSE);

	require_once "../config.php";
	
	require_once "../db.php";
	require_once "../db-prefs.php";
	require_once "../functions.php";

	if (!defined('_JSON_API_ENABLED')) {
		print json_encode(array("error" => "API_DISABLED"));
		return;
	}

	$link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);	

	$session_expire = SESSION_EXPIRE_TIME; //seconds
	$session_name = (!defined('TTRSS_SESSION_NAME')) ? "ttrss_sid_api" : TTRSS_SESSION_NAME . "_api";

	session_start();

	if (!$link) {
		if (DB_TYPE == "mysql") {
			print mysql_error();
		}
		// PG seems to display its own errors just fine by default.		
		return;
	}

	init_connection($link);

	$op = db_escape_string($_REQUEST["op"]);

//	header("Content-Type: application/json");

	if (!$_SESSION["uid"] && $op != "login" && $op != "isLoggedIn") {
		print json_encode(array("error" => 'NOT_LOGGED_IN'));
		return;
	}

/*	TODO: add pref key to disable/enable API
	if ($_SESSION["uid"] && !get_pref($link, 'API_ENABLED')) {
		print json_encode(array("error" => 'API_DISABLED'));
		return;
	} */

	switch ($op) {
		case "getVersion":
			$rv = array("version" => VERSION);
			print json_encode($rv);
		break;
		case "login":
			$login = db_escape_string($_REQUEST["user"]);
			$password = db_escape_string($_REQUEST["password"]);

			if (authenticate_user($link, $login, $password)) {
				print json_encode(array("uid" => $_SESSION["uid"]));
			} else {
				print json_encode(array("uid" => 0));
			}

			break;
		case "logout":
			logout_user();
			print json_encode(array("uid" => 0));
			break;
		case "isLoggedIn":
			print json_encode(array("status" => $_SESSION["uid"] != ''));
			break;
		case "getUnread":
			$feed_id = db_escape_string($_REQUEST["feed_id"]);
			$is_cat = db_escape_string($_REQUEST["is_cat"]);

			if ($feed_id) {
				print json_encode(array("unread" => getFeedUnread($link, $feed_id, $is_cat)));
			} else {
				print json_encode(array("unread" => getGlobalUnread($link)));
			}
			break;
		case "getFeeds":
			$cat_id = db_escape_string($_REQUEST["cat_id"]);
			$unread_only = (bool)db_escape_string($_REQUEST["unread_only"]);

			if (!$cat_id) {
				$result = db_query($link, "SELECT 
					id, feed_url, cat_id, title, ".
						SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
						FROM ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
			} else {
				$result = db_query($link, "SELECT 
					id, feed_url, cat_id, title, ".
						SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
						FROM ttrss_feeds WHERE 
							cat_id = '$cat_id' AND owner_uid = " . $_SESSION["uid"]);
			}

			$feeds = array();

			while ($line = db_fetch_assoc($result)) {

				$unread = getFeedUnread($link, $line["id"]);

				if ($unread || !$unread_only) {

					$row = array(
							"feed_url" => $line["feed_url"],
							"title" => $line["title"],
							"id" => (int)$line["id"],
							"unread" => (int)$unread,
							"cat_id" => (int)$line["cat_id"],
							"last_updated" => strtotime($line["last_updated"])
						);
	
					array_push($feeds, $row);
				}
			}

			/* Labels */

			if (!$cat_id || $cat_id == -2) {
				$counters = getLabelCounters($link, false, true);

				foreach (array_keys($counters) as $id) {

					$unread = $counters[$id]["counter"];
	
					if ($unread || !$unread_only) {
	
						$row = array(
								"id" => $id,
								"title" => $counters[$id]["description"],
								"unread" => $counters[$id]["counter"],
								"cat_id" => -2,
							);
	
						array_push($feeds, $row);
					}
				}
			}

			/* Virtual feeds */

			if (!$cat_id || $cat_id == -1) {
				foreach (array(-1, -2, -3, -4) as $i) {
					$unread = getFeedUnread($link, $i);

					if ($unread || !$unread_only) {
						$title = getFeedTitle($link, $i);

						$row = array(
								"id" => $i,
								"title" => $title,
								"unread" => $unread,
								"cat_id" => -1,
							);
						array_push($feeds, $row);
					}

				}
			}

			print json_encode($feeds);

			break;
		case "getCategories":
			$unread_only = (bool)db_escape_string($_REQUEST["unread_only"]);

			$result = db_query($link, "SELECT 
					id, title FROM ttrss_feed_categories 
				WHERE owner_uid = " . 
				$_SESSION["uid"]);

			$cats = array();

			while ($line = db_fetch_assoc($result)) {
				$unread = getFeedUnread($link, $line["id"], true);

				if ($unread || !$unread_only) {
					array_push($cats, array("id" => $line["id"],
						"title" => $line["title"], 
						"unread" => $unread));
				}
			}

			print json_encode($cats);
			break;
		case "getHeadlines":
			$feed_id = db_escape_string($_REQUEST["feed_id"]);
			$limit = (int)db_escape_string($_REQUEST["limit"]);
			$filter = db_escape_string($_REQUEST["filter"]);
			$is_cat = (bool)db_escape_string($_REQUEST["is_cat"]);
			$show_except = (bool)db_escape_string($_REQUEST["show_excerpt"]);

			/* do not rely on params below */

			$search = db_escape_string($_REQUEST["search"]);
			$search_mode = db_escape_string($_REQUEST["search_mode"]);
			$match_on = db_escape_string($_REQUEST["match_on"]);
			
			$qfh_ret = queryFeedHeadlines($link, $feed_id, $limit, 
				$view_mode, $is_cat, $search, $search_mode, $match_on);

			$result = $qfh_ret[0];
			$feed_title = $qfh_ret[1];

			$headlines = array();

			while ($line = db_fetch_assoc($result)) {
				$is_updated = ($line["last_read"] == "" && 
					($line["unread"] != "t" && $line["unread"] != "1"));

				$headline_row = array(
						"id" => (int)$line["id"],
						"unread" => sql_bool_to_bool($line["unread"]),
						"marked" => sql_bool_to_bool($line["marked"]),
						"updated" => strtotime($line["updated"]),
						"is_updated" => $is_updated,
						"title" => $line["title"],
						"feed_id" => $line["feed_id"],
					);

				if ($show_except) $headline_row["excerpt"] = $line["content_preview"];
			
				array_push($headlines, $headline_row);
			}

			print json_encode($headlines);

			break;
		case "updateArticle":
			$article_id = (int) db_escape_string($_GET["article_id"]);
			$mode = (int) db_escape_string($_REQUEST["mode"]);
			$field_raw = (int)db_escape_string($_REQUEST["field"]);

			$field = "";
			$set_to = "";

			switch ($field_raw) {
				case 0:
					$field = "marked";
					break;
				case 1:
					$field = "published";
					break;
				case 2:
					$field = "unread";
					break;
			};

			switch ($mode) {
				case 1:
					$set_to = "true";
					break;
				case 0:
					$set_to = "false";
					break;
				case 2:
					$set_to = "NOT $field";
					break;
			}

			if ($field && $set_to) {
				if ($field == "unread") {
					$result = db_query($link, "UPDATE ttrss_user_entries SET $field = $set_to,
						last_read = NOW()
						WHERE ref_id = '$article_id' AND owner_uid = " . $_SESSION["uid"]);
				} else {
					$result = db_query($link, "UPDATE ttrss_user_entries SET $field = $set_to
						WHERE ref_id = '$article_id' AND owner_uid = " . $_SESSION["uid"]);
				}
			}

			break;

		case "getArticle":

			$article_id = (int)db_escape_string($_REQUEST["article_id"]);

			$query = "SELECT title,link,content,feed_id,comments,int_id,
				marked,unread,published,
				".SUBSTRING_FOR_DATE."(updated,1,16) as updated,
				author
				FROM ttrss_entries,ttrss_user_entries
				WHERE	id = '$article_id' AND ref_id = id AND owner_uid = " . 
					$_SESSION["uid"] ;

			$result = db_query($link, $query);

			$article = array();
			
			if (db_num_rows($result) != 0) {
				$line = db_fetch_assoc($result);
	
				$article = array(
					"title" => $line["title"],
					"link" => $line["link"],
					"labels" => get_article_labels($link, $article_id),
					"unread" => sql_bool_to_bool($line["unread"]),
					"marked" => sql_bool_to_bool($line["marked"]),
					"published" => sql_bool_to_bool($line["published"]),
					"comments" => $line["comments"],
					"author" => $line["author"],
					"updated" => strtotime($line["updated"]),
					"content" => $line["content"],
					"feed_id" => $line["feed_id"],			
				);
			}

			print json_encode($article);

			break;
	}

	db_close($link);
	
?>
Commit	Line	Data
378a548c AD	1	<?php
	2
	3	/* This is experimental JSON-based API. It has to be manually enabled:
	4	*
	5	* Add define('_JSON_API_ENABLED', true) to config.php
	6	*/
	7
	8	error_reporting(E_ERROR \| E_PARSE);
	9
	10	require_once "../config.php";
	11
	12	require_once "../db.php";
	13	require_once "../db-prefs.php";
	14	require_once "../functions.php";
	15
	16	if (!defined('_JSON_API_ENABLED')) {
	17	print json_encode(array("error" => "API_DISABLED"));
	18	return;
	19	}
	20
	21	$link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
	22
	23	$session_expire = SESSION_EXPIRE_TIME; //seconds
	24	$session_name = (!defined('TTRSS_SESSION_NAME')) ? "ttrss_sid_api" : TTRSS_SESSION_NAME . "_api";
	25
	26	session_start();
	27
	28	if (!$link) {
	29	if (DB_TYPE == "mysql") {
	30	print mysql_error();
	31	}
	32	// PG seems to display its own errors just fine by default.
	33	return;
	34	}
	35
	36	init_connection($link);
	37
	38	$op = db_escape_string($_REQUEST["op"]);
	39
	40	// header("Content-Type: application/json");
	41
	42	if (!$_SESSION["uid"] && $op != "login" && $op != "isLoggedIn") {
	43	print json_encode(array("error" => 'NOT_LOGGED_IN'));
	44	return;
	45	}
	46
	47	/* TODO: add pref key to disable/enable API
	48	if ($_SESSION["uid"] && !get_pref($link, 'API_ENABLED')) {
	49	print json_encode(array("error" => 'API_DISABLED'));
	50	return;
	51	} */
	52
	53	switch ($op) {
	54	case "getVersion":
	55	$rv = array("version" => VERSION);
	56	print json_encode($rv);
	57	break;
	58	case "login":
	59	$login = db_escape_string($_REQUEST["user"]);
	60	$password = db_escape_string($_REQUEST["password"]);
	61
	62	if (authenticate_user($link, $login, $password)) {
	63	print json_encode(array("uid" => $_SESSION["uid"]));
	64	} else {
65	print json_encode(array("uid" => 0));
66	}
67
68	break;
69	case "logout":
70	logout_user();
71	print json_encode(array("uid" => 0));
72	break;
73	case "isLoggedIn":
74	print json_encode(array("status" => $_SESSION["uid"] != ''));
75	break;
03e5f9eb AD	76	case "getUnread":
	77	$feed_id = db_escape_string($_REQUEST["feed_id"]);
	78	$is_cat = db_escape_string($_REQUEST["is_cat"]);
	79
	80	if ($feed_id) {
	81	print json_encode(array("unread" => getFeedUnread($link, $feed_id, $is_cat)));
	82	} else {
	83	print json_encode(array("unread" => getGlobalUnread($link)));
	84	}
	85	break;
378a548c AD	86	case "getFeeds":
	87	$cat_id = db_escape_string($_REQUEST["cat_id"]);
	88	$unread_only = (bool)db_escape_string($_REQUEST["unread_only"]);
	89
	90	if (!$cat_id) {
	91	$result = db_query($link, "SELECT
	92	id, feed_url, cat_id, title, ".
	93	SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
	94	FROM ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]);
	95	} else {
	96	$result = db_query($link, "SELECT
	97	id, feed_url, cat_id, title, ".
	98	SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
	99	FROM ttrss_feeds WHERE
	100	cat_id = '$cat_id' AND owner_uid = " . $_SESSION["uid"]);
	101	}
	102
	103	$feeds = array();
	104
	105	while ($line = db_fetch_assoc($result)) {
	106
	107	$unread = getFeedUnread($link, $line["id"]);
	108
	109	if ($unread \|\| !$unread_only) {
	110
7e2b7e46	111	$row = array(
378a548c AD	112	"feed_url" => $line["feed_url"],
	113	"title" => $line["title"],
	114	"id" => (int)$line["id"],
	115	"unread" => (int)$unread,
	116	"cat_id" => (int)$line["cat_id"],
	117	"last_updated" => strtotime($line["last_updated"])
	118	);
	119
7e2b7e46 AD	120	array_push($feeds, $row);
	121	}
	122	}
	123
53aff642 AD	124	/* Labels */
	125
	126	if (!$cat_id \|\| $cat_id == -2) {
7e2b7e46 AD	127	$counters = getLabelCounters($link, false, true);
	128
	129	foreach (array_keys($counters) as $id) {
	130
	131	$unread = $counters[$id]["counter"];
	132
	133	if ($unread \|\| !$unread_only) {
	134
	135	$row = array(
	136	"id" => $id,
	137	"title" => $counters[$id]["description"],
	138	"unread" => $counters[$id]["counter"],
53aff642	139	"cat_id" => -2,
7e2b7e46 AD	140	);
	141
	142	array_push($feeds, $row);
	143	}
378a548c AD	144	}
	145	}
	146
53aff642 AD	147	/* Virtual feeds */
	148
	149	if (!$cat_id \|\| $cat_id == -1) {
	150	foreach (array(-1, -2, -3, -4) as $i) {
	151	$unread = getFeedUnread($link, $i);
	152
	153	if ($unread \|\| !$unread_only) {
	154	$title = getFeedTitle($link, $i);
	155
	156	$row = array(
	157	"id" => $i,
	158	"title" => $title,
	159	"unread" => $unread,
	160	"cat_id" => -1,
	161	);
	162	array_push($feeds, $row);
	163	}
	164
	165	}
	166	}
	167
378a548c AD	168	print json_encode($feeds);
	169
	170	break;
	171	case "getCategories":
730c97c7 AD	172	$unread_only = (bool)db_escape_string($_REQUEST["unread_only"]);
730c97c7 AD	173
378a548c AD	174	$result = db_query($link, "SELECT
	175	id, title FROM ttrss_feed_categories
	176	WHERE owner_uid = " .
	177	$_SESSION["uid"]);
	178
	179	$cats = array();
	180
	181	while ($line = db_fetch_assoc($result)) {
	182	$unread = getFeedUnread($link, $line["id"], true);
730c97c7 AD	183
730c97c7 AD	184	if ($unread \|\| !$unread_only) {
f1c2b672 AD	185	array_push($cats, array("id" => $line["id"],
	186	"title" => $line["title"],
	187	"unread" => $unread));
730c97c7	188	}
378a548c AD	189	}
	190
	191	print json_encode($cats);
	192	break;
	193	case "getHeadlines":
	194	$feed_id = db_escape_string($_REQUEST["feed_id"]);
	195	$limit = (int)db_escape_string($_REQUEST["limit"]);
	196	$filter = db_escape_string($_REQUEST["filter"]);
	197	$is_cat = (bool)db_escape_string($_REQUEST["is_cat"]);
	198	$show_except = (bool)db_escape_string($_REQUEST["show_excerpt"]);
	199
	200	/* do not rely on params below */
	201
	202	$search = db_escape_string($_REQUEST["search"]);
	203	$search_mode = db_escape_string($_REQUEST["search_mode"]);
	204	$match_on = db_escape_string($_REQUEST["match_on"]);
	205
	206	$qfh_ret = queryFeedHeadlines($link, $feed_id, $limit,
	207	$view_mode, $is_cat, $search, $search_mode, $match_on);
	208
	209	$result = $qfh_ret[0];
	210	$feed_title = $qfh_ret[1];
	211
	212	$headlines = array();
	213
	214	while ($line = db_fetch_assoc($result)) {
	215	$is_updated = ($line["last_read"] == "" &&
	216	($line["unread"] != "t" && $line["unread"] != "1"));
	217
	218	$headline_row = array(
	219	"id" => (int)$line["id"],
	220	"unread" => sql_bool_to_bool($line["unread"]),
	221	"marked" => sql_bool_to_bool($line["marked"]),
	222	"updated" => strtotime($line["updated"]),
	223	"is_updated" => $is_updated,
	224	"title" => $line["title"],
	225	"feed_id" => $line["feed_id"],
	226	);
	227
	228	if ($show_except) $headline_row["excerpt"] = $line["content_preview"];
	229
	230	array_push($headlines, $headline_row);
	231	}
	232
	233	print json_encode($headlines);
	234
730c97c7	235	break;
1c3fffbb AD	236	case "updateArticle":
	237	$article_id = (int) db_escape_string($_GET["article_id"]);
	238	$mode = (int) db_escape_string($_REQUEST["mode"]);
	239	$field_raw = (int)db_escape_string($_REQUEST["field"]);
	240
	241	$field = "";
	242	$set_to = "";
	243
	244	switch ($field_raw) {
	245	case 0:
	246	$field = "marked";
	247	break;
	248	case 1:
	249	$field = "published";
	250	break;
	251	case 2:
	252	$field = "unread";
	253	break;
	254	};
	255
	256	switch ($mode) {
	257	case 1:
	258	$set_to = "true";
	259	break;
	260	case 0:
	261	$set_to = "false";
	262	break;
	263	case 2:
	264	$set_to = "NOT $field";
	265	break;
	266	}
	267
	268	if ($field && $set_to) {
	269	if ($field == "unread") {
	270	$result = db_query($link, "UPDATE ttrss_user_entries SET $field = $set_to,
	271	last_read = NOW()
	272	WHERE ref_id = '$article_id' AND owner_uid = " . $_SESSION["uid"]);
	273	} else {
	274	$result = db_query($link, "UPDATE ttrss_user_entries SET $field = $set_to
	275	WHERE ref_id = '$article_id' AND owner_uid = " . $_SESSION["uid"]);
	276	}
	277	}
	278
	279	break;
	280
730c97c7 AD	281	case "getArticle":
	282
	283	$article_id = (int)db_escape_string($_REQUEST["article_id"]);
	284
	285	$query = "SELECT title,link,content,feed_id,comments,int_id,
1c3fffbb	286	marked,unread,published,
730c97c7 AD	287	".SUBSTRING_FOR_DATE."(updated,1,16) as updated,
	288	author
	289	FROM ttrss_entries,ttrss_user_entries
	290	WHERE id = '$article_id' AND ref_id = id AND owner_uid = " .
	291	$_SESSION["uid"] ;
	292
	293	$result = db_query($link, $query);
	294
	295	$article = array();
	296
	297	if (db_num_rows($result) != 0) {
	298	$line = db_fetch_assoc($result);
	299
	300	$article = array(
	301	"title" => $line["title"],
	302	"link" => $line["link"],
53aff642	303	"labels" => get_article_labels($link, $article_id),
730c97c7 AD	304	"unread" => sql_bool_to_bool($line["unread"]),
730c97c7 AD	305	"marked" => sql_bool_to_bool($line["marked"]),
1c3fffbb	306	"published" => sql_bool_to_bool($line["published"]),
730c97c7 AD	307	"comments" => $line["comments"],
	308	"author" => $line["author"],
	309	"updated" => strtotime($line["updated"]),
	310	"content" => $line["content"],
	311	"feed_id" => $line["feed_id"],
	312	);
	313	}
	314
	315	print json_encode($article);
	316
378a548c AD	317	break;
	318	}
	319
	320	db_close($link);
	321
	322	?>