[tt-rss.git] / backend.php

<?php
	/* remove ill effects of magic quotes */

	if (get_magic_quotes_gpc()) {
		function stripslashes_deep($value) {
			$value = is_array($value) ?
				array_map('stripslashes_deep', $value) : stripslashes($value);
				return $value;
		}

		$_POST = array_map('stripslashes_deep', $_POST);
		$_GET = array_map('stripslashes_deep', $_GET);
		$_COOKIE = array_map('stripslashes_deep', $_COOKIE);
		$_REQUEST = array_map('stripslashes_deep', $_REQUEST);
	}

	require_once "functions.php";
	require_once "sessions.php";
	require_once "modules/backend-rpc.php";
	require_once "sanity_check.php";
	require_once "config.php";
	require_once "db.php";
	require_once "db-prefs.php";

	no_cache_incantation();

	startup_gettext();

	$script_started = getmicrotime();

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

	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 = $_REQUEST["op"];
	$subop = $_REQUEST["subop"];
	$mode = $_REQUEST["mode"];

	$print_exec_time = false;

	if ((!$op || $op == "rss" || $op == "dlg") && !$_REQUEST["noxml"]) {
			header("Content-Type: application/xml; charset=utf-8");
	} else {
			header("Content-Type: text/plain; charset=utf-8");
	}

	if (ENABLE_GZIP_OUTPUT) {
		ob_start("ob_gzhandler");
	}

	if (SINGLE_USER_MODE) {
		authenticate_user($link, "admin", null);
	}

	if (!($_SESSION["uid"] && validate_session($link)) && $op != "globalUpdateFeeds" &&
			$op != "rss" && $op != "getUnread" && $op != "getProfiles" &&
			$op != "pubsub") {

		header("Content-Type: text/plain");
		print json_encode(array("error" => array("code" => 6)));
		return;
	}

	$purge_intervals = array(
		0  => __("Use default"),
		-1 => __("Never purge"),
		5  => __("1 week old"),
		14 => __("2 weeks old"),
		31 => __("1 month old"),
		60 => __("2 months old"),
		90 => __("3 months old"));

	$update_intervals = array(
		0   => __("Default interval"),
		-1  => __("Disable updates"),
		15  => __("Each 15 minutes"),
		30  => __("Each 30 minutes"),
		60  => __("Hourly"),
		240 => __("Each 4 hours"),
		720 => __("Each 12 hours"),
		1440 => __("Daily"),
		10080 => __("Weekly"));

	$update_intervals_nodefault = array(
		-1  => __("Disable updates"),
		15  => __("Each 15 minutes"),
		30  => __("Each 30 minutes"),
		60  => __("Hourly"),
		240 => __("Each 4 hours"),
		720 => __("Each 12 hours"),
		1440 => __("Daily"),
		10080 => __("Weekly"));

	$update_methods = array(
		0   => __("Default"),
		1   => __("Magpie"),
		2   => __("SimplePie"),
		3   => __("Twitter OAuth"));

	if (DEFAULT_UPDATE_METHOD == "1") {
		$update_methods[0] .= ' (SimplePie)';
	} else {
		$update_methods[0] .= ' (Magpie)';
	}

	$access_level_names = array(
		0 => __("User"),
		5 => __("Power User"),
		10 => __("Administrator"));

	require_once "modules/pref-prefs.php";
	require_once "modules/popup-dialog.php";
	require_once "modules/help.php";
	require_once "modules/pref-feeds.php";
	require_once "modules/pref-filters.php";
	require_once "modules/pref-labels.php";
	require_once "modules/pref-users.php";

	$error = sanity_check($link);

	if ($error['code'] != 0) {
		print json_encode(array("error" => $error));
		return;
	}

	switch($op) { // Select action according to $op value.
		case "rpc":
			// Handle remote procedure calls.
			handle_rpc_request($link);
		break; // rpc

		case "feeds":
			$subop = $_REQUEST["subop"];
			$root = (bool)$_REQUEST["root"];

			switch($subop) {
				case "catchupAll":
					db_query($link, "UPDATE ttrss_user_entries SET
						last_read = NOW(),unread = false WHERE owner_uid = " . $_SESSION["uid"]);
					ccache_zero_all($link, $_SESSION["uid"]);

				break;

				case "collapse":
					$cat_id = db_escape_string($_REQUEST["cid"]);
					$mode = (int) db_escape_string($_REQUEST['mode']);
					toggle_collapse_cat($link, $cat_id, $mode);
					return;
				break;
			}

			if (!$root) {
				print json_encode(outputFeedList($link));
			} else {

				$feeds = outputFeedList($link, false);

				$root = array();
				$root['id'] = 'root';
				$root['name'] = __('Feeds');
				$root['items'] = $feeds['items'];

				$fl = array();
				$fl['identifier'] = 'id';
				$fl['label'] = 'name';
				$fl['items'] = array($root);

				print json_encode($fl);
			}

		break; // feeds

		case "la":
			$id = db_escape_string($_REQUEST['id']);

			$result = db_query($link, "SELECT link FROM ttrss_entries, ttrss_user_entries
				WHERE id = '$id' AND id = ref_id AND owner_uid = '".$_SESSION['uid']."'");

			if (db_num_rows($result) == 1) {
				$article_url = db_fetch_result($result, 0, 'link');
				$article_url = str_replace("\n", "", $article_url);

				header("Location: $article_url");
				return;

			} else {
				print_error(__("Article not found."));
			}
		break;

		case "view":

			$id = db_escape_string($_REQUEST["id"]);
			$cids = split(",", db_escape_string($_REQUEST["cids"]));
			$mode = db_escape_string($_REQUEST["mode"]);
			$omode = db_escape_string($_REQUEST["omode"]);

			// in prefetch mode we only output requested cids, main article
			// just gets marked as read (it already exists in client cache)

			$articles = array();

			if ($mode == "") {
				array_push($articles, format_article($link, $id, false));
			} else if ($mode == "zoom") {
				array_push($articles, format_article($link, $id, false, true, true));
			} else {
				catchupArticleById($link, $id, 0);
			}

			if (!$_SESSION["bw_limit"]) {
				foreach ($cids as $cid) {
					if ($cid) {
						array_push($articles, format_article($link, $cid, false, false));
					}
				}
			}

			print json_encode($articles);

		break; // view

		case "viewfeed":

			$timing_info = getmicrotime();

			$reply = array();

			if ($_REQUEST["debug"]) $timing_info = print_checkpoint("0", $timing_info);

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

			$feed = db_escape_string($_REQUEST["feed"]);
			$subop = db_escape_string($_REQUEST["subop"]);
			$view_mode = db_escape_string($_REQUEST["view_mode"]);
			$limit = (int) get_pref($link, "DEFAULT_ARTICLE_LIMIT");
			@$cat_view = db_escape_string($_REQUEST["cat"]);
			@$next_unread_feed = db_escape_string($_REQUEST["nuf"]);
			@$offset = db_escape_string($_REQUEST["skip"]);
			@$vgroup_last_feed = db_escape_string($_REQUEST["vgrlf"]);
			$order_by = db_escape_string($_REQUEST["order_by"]);

			/* Feed -5 is a special case: it is used to display auxiliary information
			 * when there's nothing to load - e.g. no stuff in fresh feed */

			if ($feed == -5) {
				print json_encode(generate_dashboard_feed($link));
				return;
			}

			$result = false;

			if ($feed < -10) {
				$label_feed = -11-$feed;
				$result = db_query($link, "SELECT id FROM ttrss_labels2 WHERE
					id = '$label_feed' AND owner_uid = " . $_SESSION['uid']);
			} else if (!$cat_view && $feed > 0) {
				$result = db_query($link, "SELECT id FROM ttrss_feeds WHERE
					id = '$feed' AND owner_uid = " . $_SESSION['uid']);
			} else if ($cat_view && $feed > 0) {
				$result = db_query($link, "SELECT id FROM ttrss_feed_categories WHERE
					id = '$feed' AND owner_uid = " . $_SESSION['uid']);
			}

			if ($result && db_num_rows($result) == 0) {
				print json_encode(generate_error_feed($link, __("Feed not found.")));
				return;
			}

			/* Updating a label ccache means recalculating all of the caches
			 * so for performance reasons we don't do that here */

			if ($feed >= 0) {
				ccache_update($link, $feed, $_SESSION["uid"], $cat_view);
			}

			set_pref($link, "_DEFAULT_VIEW_MODE", $view_mode);
			set_pref($link, "_DEFAULT_VIEW_LIMIT", $limit);
			set_pref($link, "_DEFAULT_VIEW_ORDER_BY", $order_by);

			if (!$cat_view && preg_match("/^[0-9][0-9]*$/", $feed)) {
				db_query($link, "UPDATE ttrss_feeds SET last_viewed = NOW()
					WHERE id = '$feed' AND owner_uid = ".$_SESSION["uid"]);
			}

			$reply['headlines'] = array();

			if (!$next_unread_feed)
				$reply['headlines']['id'] = $feed;
			else
				$reply['headlines']['id'] = $next_unread_feed;

			$reply['headlines']['is_cat'] = (bool) $cat_view;

			$override_order = false;

			if (get_pref($link, "SORT_HEADLINES_BY_FEED_DATE", $owner_uid)) {
				$date_sort_field = "updated";
			} else {
				$date_sort_field = "date_entered";
			}

			switch ($order_by) {
				case "date":
					if (get_pref($link, 'REVERSE_HEADLINES', $owner_uid)) {
						$override_order = "$date_sort_field";
					} else {
						$override_order = "$date_sort_field DESC";
					}
					break;

				case "title":
					if (get_pref($link, 'REVERSE_HEADLINES', $owner_uid)) {
						$override_order = "title DESC, $date_sort_field";
					} else {
						$override_order = "title, $date_sort_field DESC";
					}
					break;

				case "score":
					if (get_pref($link, 'REVERSE_HEADLINES', $owner_uid)) {
						$override_order = "score, $date_sort_field";
					} else {
						$override_order = "score DESC, $date_sort_field DESC";
					}
					break;
			}

			if ($_REQUEST["debug"]) $timing_info = print_checkpoint("04", $timing_info);

			$ret = format_headlines_list($link, $feed, $subop,
				$view_mode, $limit, $cat_view, $next_unread_feed, $offset,
				$vgroup_last_feed, $override_order);

			$topmost_article_ids = $ret[0];
			$headlines_count = $ret[1];
			$returned_feed = $ret[2];
			$disable_cache = $ret[3];
			$vgroup_last_feed = $ret[4];

			$reply['headlines']['content'] = $ret[5];
			$reply['headlines']['toolbar'] = $ret[6];

			if ($_REQUEST["debug"]) $timing_info = print_checkpoint("05", $timing_info);

			$headlines_unread = ccache_find($link, $returned_feed, $_SESSION["uid"],
					$cat_view, true);

			if ($headlines_unread == -1) {
				$headlines_unread = getFeedUnread($link, $returned_feed, $cat_view);
			}

			$reply['headlines-info'] = array("count" => (int) $headlines_count,
				"vgroup_last_feed" => $vgroup_last_feed,
				"unread" => (int) $headlines_unread,
				"disable_cache" => (bool) $disable_cache);

			if ($_REQUEST["debug"]) $timing_info = print_checkpoint("20", $timing_info);

			if (is_array($topmost_article_ids) && !get_pref($link, 'COMBINED_DISPLAY_MODE') && !$_SESSION["bw_limit"]) {
				$articles = array();

				foreach ($topmost_article_ids as $id) {
					array_push($articles, format_article($link, $id, $feed, false));
				}

				$reply['articles'] = $articles;
			}

			if ($subop) {
				$reply['counters'] = getAllCounters($link, $omode, $feed);
			}

			if ($_REQUEST["debug"]) $timing_info = print_checkpoint("30", $timing_info);

			$reply['runtime-info'] = make_runtime_info($link);

			print json_encode($reply);

		break; // viewfeed

		case "pref-feeds":
			module_pref_feeds($link);
		break; // pref-feeds

		case "pref-filters":
			module_pref_filters($link);
		break; // pref-filters

		case "pref-labels":
			module_pref_labels($link);
		break; // pref-labels

		case "pref-prefs":
			module_pref_prefs($link);
		break; // pref-prefs

		case "pref-users":
			module_pref_users($link);
		break; // prefs-users

		case "help":
			module_help($link);
		break; // help

		case "dlg":
			module_popup_dialog($link);
		break; // dlg

		case "pref-pub-items":
			module_pref_pub_items($link);
		break; // pref-pub-items

		case "globalUpdateFeeds":
			// Update all feeds needing a update.
			update_daemon_common($link, 0, true, true);
		break; // globalUpdateFeeds

		case "pref-feed-browser":
			module_pref_feed_browser($link);
		break; // pref-feed-browser

		case "rss":
			$feed = db_escape_string($_REQUEST["id"]);
			$key = db_escape_string($_REQUEST["key"]);
			$is_cat = $_REQUEST["is_cat"] != false;
			$limit = (int)db_escape_string($_REQUEST["limit"]);

			$search = db_escape_string($_REQUEST["q"]);
			$match_on = db_escape_string($_REQUEST["m"]);
			$search_mode = db_escape_string($_REQUEST["smode"]);
			$view_mode = db_escape_string($_REQUEST["view-mode"]);

			if (SINGLE_USER_MODE) {
				authenticate_user($link, "admin", null);
			}

			$owner_id = false;

			if ($key) {
				$result = db_query($link, "SELECT owner_uid FROM
					ttrss_access_keys WHERE access_key = '$key' AND feed_id = '$feed'");

				if (db_num_rows($result) == 1)
					$owner_id = db_fetch_result($result, 0, "owner_uid");
			}

			if ($owner_id) {
				$_SESSION['uid'] = $owner_id;

				generate_syndicated_feed($link, 0, $feed, $is_cat, $limit,
					$search, $search_mode, $match_on, $view_mode);
			} else {
				header('HTTP/1.1 403 Forbidden');
			}
		break; // rss

		case "getUnread":
			$login = db_escape_string($_REQUEST["login"]);
			$fresh = $_REQUEST["fresh"] == "1";

			$result = db_query($link, "SELECT id FROM ttrss_users WHERE login = '$login'");

			if (db_num_rows($result) == 1) {
				$uid = db_fetch_result($result, 0, "id");

				print getGlobalUnread($link, $uid);

				if ($fresh) {
					print ";";
					print getFeedArticles($link, -3, false, true, $uid);
				}

			} else {
				print "-1;User not found";
			}

			$print_exec_time = false;
		break; // getUnread

		case "digestTest":
			print_r(prepare_headlines_digest($link, $_SESSION["uid"]));
			$print_exec_time = false;
		break; // digestTest

		case "digestSend":
			send_headlines_digests($link);
			$print_exec_time = false;
		break; // digestSend

		case "loading":
			print __("Loading, please wait...") . " " .
				"<img src='images/indicator_tiny.gif'>";

		case "getProfiles":
			$login = db_escape_string($_REQUEST["login"]);
			$password = db_escape_string($_REQUEST["password"]);

			if (authenticate_user($link, $login, $password)) {
				$result = db_query($link, "SELECT * FROM ttrss_settings_profiles
					WHERE owner_uid = " . $_SESSION["uid"] . " ORDER BY title");

				print "<select style='width: 100%' name='profile'>";

				print "<option value='0'>" . __("Default profile") . "</option>";

				while ($line = db_fetch_assoc($result)) {
					$id = $line["id"];
					$title = $line["title"];

					print "<option value='$id'>$title</option>";
				}

				print "</select>";

				$_SESSION = array();
			}
		break;

		case "pubsub":
			$mode = db_escape_string($_REQUEST['hub_mode']);
			$feed_id = db_escape_string($_REQUEST['id']);
			$feed_url = db_escape_string($_REQUEST['hub_topic']);

			// TODO: implement hub_verifytoken checking

			$result = db_query($link, "SELECT feed_url FROM ttrss_feeds
				WHERE id = '$feed_id'");

			$check_feed_url = db_fetch_result($result, 0, "feed_url");

			if ($check_feed_url && ($check_feed_url == $feed_url || !$feed_url)) {
				if ($mode == "subscribe") {

					db_query($link, "UPDATE ttrss_feeds SET pubsub_state = 2
						WHERE id = '$feed_id'");

					echo $_REQUEST['hub_challenge'];
				} else if ($mode == "unsubscribe") {

					db_query($link, "UPDATE ttrss_feeds SET pubsub_state = 0
						WHERE id = '$feed_id'");

					echo $_REQUEST['hub_challenge'];
				} else if (!$mode) {

					// Received update ping, schedule feed update.

					update_rss_feed($link, $feed_id, true, true);

				}
			} else {
				header('HTTP/1.0 404 Not Found');
			}

		break;
	} // Select action according to $op value.

	// We close the connection to database.
	db_close($link);
?>

<?php if ($print_exec_time) { ?>
<!-- <?php echo sprintf("Backend execution time: %.4f seconds", getmicrotime() - $script_started) ?> -->
<?php } ?>
Commit	Line	Data
1d3a17c7	1	<?php
ce885e21 AD	2	/* remove ill effects of magic quotes */
ce885e21 AD	3
5fa17372	4	if (get_magic_quotes_gpc()) {
c0793f64	5	function stripslashes_deep($value) {
009646d2	6	$value = is_array($value) ?
c0793f64 AD	7	array_map('stripslashes_deep', $value) : stripslashes($value);
	8	return $value;
	9	}
	10
	11	$_POST = array_map('stripslashes_deep', $_POST);
	12	$_GET = array_map('stripslashes_deep', $_GET);
	13	$_COOKIE = array_map('stripslashes_deep', $_COOKIE);
	14	$_REQUEST = array_map('stripslashes_deep', $_REQUEST);
ce885e21 AD	15	}
ce885e21 AD	16
fb074239	17	require_once "functions.php";
36bfab86	18	require_once "sessions.php";
c339343b	19	require_once "modules/backend-rpc.php";
657770a0 AD	20	require_once "sanity_check.php";
657770a0 AD	21	require_once "config.php";
af106b0e AD	22	require_once "db.php";
af106b0e AD	23	require_once "db-prefs.php";
657770a0	24
dc56b3b7	25	no_cache_incantation();
8d039718	26
7b26a148	27	startup_gettext();
dc56b3b7	28
7f0acba7 AD	29	$script_started = getmicrotime();
7f0acba7 AD	30
009646d2	31	$link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
7f0acba7 AD	32
	33	if (!$link) {
	34	if (DB_TYPE == "mysql") {
	35	print mysql_error();
	36	}
009646d2	37	// PG seems to display its own errors just fine by default.
7f0acba7 AD	38	return;
	39	}
	40
f29ba148	41	init_connection($link);
7f0acba7 AD	42
7f0acba7 AD	43	$op = $_REQUEST["op"];
d9084cf2	44	$subop = $_REQUEST["subop"];
fac5e7d1	45	$mode = $_REQUEST["mode"];
7f0acba7	46
c339343b	47	$print_exec_time = false;
7e3634d9	48
565ca565 AD	49	if ((!$op \|\| $op == "rss" \|\| $op == "dlg") && !$_REQUEST["noxml"]) {
	50	header("Content-Type: application/xml; charset=utf-8");
	51	} else {
9fdf7824	52	header("Content-Type: text/plain; charset=utf-8");
262bd8ea AD	53	}
262bd8ea AD	54
bd202c3f AD	55	if (ENABLE_GZIP_OUTPUT) {
	56	ob_start("ob_gzhandler");
	57	}
	58
9c883208 AD	59	if (SINGLE_USER_MODE) {
	60	authenticate_user($link, "admin", null);
	61	}
	62
009646d2	63	if (!($_SESSION["uid"] && validate_session($link)) && $op != "globalUpdateFeeds" &&
5ab9791f AD	64	$op != "rss" && $op != "getUnread" && $op != "getProfiles" &&
5ab9791f AD	65	$op != "pubsub") {
009646d2 AD	66
	67	header("Content-Type: text/plain");
	68	print json_encode(array("error" => array("code" => 6)));
	69	return;
262bd8ea	70	}
1c7f75ed	71
ad815c71	72	$purge_intervals = array(
d1db26aa AD	73	0 => __("Use default"),
	74	-1 => __("Never purge"),
	75	5 => __("1 week old"),
	76	14 => __("2 weeks old"),
	77	31 => __("1 month old"),
	78	60 => __("2 months old"),
	79	90 => __("3 months old"));
ad815c71 AD	80
ad815c71 AD	81	$update_intervals = array(
ecace165	82	0 => __("Default interval"),
d1db26aa	83	-1 => __("Disable updates"),
1e7cbe16	84	15 => __("Each 15 minutes"),
d1db26aa	85	30 => __("Each 30 minutes"),
505f2f0e AD	86	60 => __("Hourly"),
	87	240 => __("Each 4 hours"),
	88	720 => __("Each 12 hours"),
	89	1440 => __("Daily"),
	90	10080 => __("Weekly"));
	91
	92	$update_intervals_nodefault = array(
	93	-1 => __("Disable updates"),
	94	15 => __("Each 15 minutes"),
	95	30 => __("Each 30 minutes"),
d1db26aa AD	96	60 => __("Hourly"),
	97	240 => __("Each 4 hours"),
	98	720 => __("Each 12 hours"),
	99	1440 => __("Daily"),
	100	10080 => __("Weekly"));
ad815c71	101
16211ddb	102	$update_methods = array(
ecace165	103	0 => __("Default"),
0dd9c0cf	104	1 => __("Magpie"),
009646d2	105	2 => __("SimplePie"),
b3009bcd	106	3 => __("Twitter OAuth"));
16211ddb	107
78a5c296	108	if (DEFAULT_UPDATE_METHOD == "1") {
16211ddb AD	109	$update_methods[0] .= ' (SimplePie)';
	110	} else {
	111	$update_methods[0] .= ' (Magpie)';
	112	}
	113
3c5783b7	114	$access_level_names = array(
009646d2	115	0 => __("User"),
a88d37e5	116	5 => __("Power User"),
d1db26aa	117	10 => __("Administrator"));
3c5783b7	118
f27d955a	119	require_once "modules/pref-prefs.php";
ef8be8ea AD	120	require_once "modules/popup-dialog.php";
	121	require_once "modules/help.php";
	122	require_once "modules/pref-feeds.php";
	123	require_once "modules/pref-filters.php";
	124	require_once "modules/pref-labels.php";
	125	require_once "modules/pref-users.php";
ef8be8ea	126
ebb948c2 AD	127	$error = sanity_check($link);
	128
	129	if ($error['code'] != 0) {
	130	print json_encode(array("error" => $error));
	131	return;
	132	}
023fe037	133
45004d43 AD	134	switch($op) { // Select action according to $op value.
	135	case "rpc":
	136	// Handle remote procedure calls.
	137	handle_rpc_request($link);
	138	break; // rpc
	139
	140	case "feeds":
b4e75b2a	141	$subop = $_REQUEST["subop"];
1985a5e0	142	$root = (bool)$_REQUEST["root"];
45004d43 AD	143
	144	switch($subop) {
	145	case "catchupAll":
009646d2	146	db_query($link, "UPDATE ttrss_user_entries SET
45004d43	147	last_read = NOW(),unread = false WHERE owner_uid = " . $_SESSION["uid"]);
ad0056a8 AD	148	ccache_zero_all($link, $_SESSION["uid"]);
ad0056a8 AD	149
45004d43 AD	150	break;
	151
	152	case "collapse":
b4e75b2a	153	$cat_id = db_escape_string($_REQUEST["cid"]);
fcf70c51 AD	154	$mode = (int) db_escape_string($_REQUEST['mode']);
fcf70c51 AD	155	toggle_collapse_cat($link, $cat_id, $mode);
45004d43 AD	156	return;
	157	break;
	158	}
c3b81db0	159
1985a5e0 AD	160	if (!$root) {
	161	print json_encode(outputFeedList($link));
	162	} else {
	163
	164	$feeds = outputFeedList($link, false);
	165
	166	$root = array();
	167	$root['id'] = 'root';
	168	$root['name'] = __('Feeds');
	169	$root['items'] = $feeds['items'];
	170
	171	$fl = array();
	172	$fl['identifier'] = 'id';
	173	$fl['label'] = 'name';
	174	$fl['items'] = array($root);
	175
	176	print json_encode($fl);
	177	}
13e785e0	178
45004d43	179	break; // feeds
1cd17194	180
b509d64e AD	181	case "la":
	182	$id = db_escape_string($_REQUEST['id']);
	183
	184	$result = db_query($link, "SELECT link FROM ttrss_entries, ttrss_user_entries
	185	WHERE id = '$id' AND id = ref_id AND owner_uid = '".$_SESSION['uid']."'");
	186
	187	if (db_num_rows($result) == 1) {
	188	$article_url = db_fetch_result($result, 0, 'link');
d4dcf8e9	189	$article_url = str_replace("\n", "", $article_url);
b509d64e AD	190
	191	header("Location: $article_url");
	192	return;
	193
	194	} else {
	195	print_error(__("Article not found."));
	196	}
	197	break;
	198
45004d43	199	case "view":
e097e8be	200
b4e75b2a AD	201	$id = db_escape_string($_REQUEST["id"]);
	202	$cids = split(",", db_escape_string($_REQUEST["cids"]));
	203	$mode = db_escape_string($_REQUEST["mode"]);
	204	$omode = db_escape_string($_REQUEST["omode"]);
e097e8be	205
009646d2	206	// in prefetch mode we only output requested cids, main article
45004d43	207	// just gets marked as read (it already exists in client cache)
e097e8be	208
009646d2 AD	209	$articles = array();
009646d2 AD	210
45004d43	211	if ($mode == "") {
009646d2	212	array_push($articles, format_article($link, $id, false));
eedfb635	213	} else if ($mode == "zoom") {
009646d2	214	array_push($articles, format_article($link, $id, false, true, true));
45004d43 AD	215	} else {
	216	catchupArticleById($link, $id, 0);
	217	}
e097e8be	218
a598370d AD	219	if (!$_SESSION["bw_limit"]) {
	220	foreach ($cids as $cid) {
	221	if ($cid) {
009646d2	222	array_push($articles, format_article($link, $cid, false, false));
a598370d	223	}
45004d43	224	}
e097e8be	225	}
e097e8be	226
009646d2	227	print json_encode($articles);
5a94a953	228
45004d43	229	break; // view
1cd17194	230
45004d43	231	case "viewfeed":
1cd17194	232
45004d43	233	$timing_info = getmicrotime();
46921916	234
bd202c3f	235	$reply = array();
3de0261a	236
b4e75b2a	237	if ($_REQUEST["debug"]) $timing_info = print_checkpoint("0", $timing_info);
46921916	238
b4e75b2a	239	$omode = db_escape_string($_REQUEST["omode"]);
3de0261a	240
b4e75b2a AD	241	$feed = db_escape_string($_REQUEST["feed"]);
	242	$subop = db_escape_string($_REQUEST["subop"]);
	243	$view_mode = db_escape_string($_REQUEST["view_mode"]);
6f068202	244	$limit = (int) get_pref($link, "DEFAULT_ARTICLE_LIMIT");
c3fddd05 AD	245	@$cat_view = db_escape_string($_REQUEST["cat"]);
	246	@$next_unread_feed = db_escape_string($_REQUEST["nuf"]);
	247	@$offset = db_escape_string($_REQUEST["skip"]);
	248	@$vgroup_last_feed = db_escape_string($_REQUEST["vgrlf"]);
b4e75b2a	249	$order_by = db_escape_string($_REQUEST["order_by"]);
203de776	250
fe1087fb AD	251	/* Feed -5 is a special case: it is used to display auxiliary information
	252	* when there's nothing to load - e.g. no stuff in fresh feed */
	253
	254	if ($feed == -5) {
bd202c3f AD	255	print json_encode(generate_dashboard_feed($link));
	256	return;
	257	}
	258
	259	$result = false;
	260
	261	if ($feed < -10) {
81f6deea	262	$label_feed = -11-$feed;
bd202c3f AD	263	$result = db_query($link, "SELECT id FROM ttrss_labels2 WHERE
	264	id = '$label_feed' AND owner_uid = " . $_SESSION['uid']);
	265	} else if (!$cat_view && $feed > 0) {
	266	$result = db_query($link, "SELECT id FROM ttrss_feeds WHERE
	267	id = '$feed' AND owner_uid = " . $_SESSION['uid']);
81f6deea	268	} else if ($cat_view && $feed > 0) {
bd202c3f AD	269	$result = db_query($link, "SELECT id FROM ttrss_feed_categories WHERE
	270	id = '$feed' AND owner_uid = " . $_SESSION['uid']);
	271	}
	272
	273	if ($result && db_num_rows($result) == 0) {
	274	print json_encode(generate_error_feed($link, __("Feed not found.")));
fe1087fb AD	275	return;
	276	}
	277
51e196de AD	278	/* Updating a label ccache means recalculating all of the caches
	279	* so for performance reasons we don't do that here */
	280
5225d420 AD	281	if ($feed >= 0) {
	282	ccache_update($link, $feed, $_SESSION["uid"], $cat_view);
	283	}
0737b95a	284
45004d43 AD	285	set_pref($link, "_DEFAULT_VIEW_MODE", $view_mode);
45004d43 AD	286	set_pref($link, "_DEFAULT_VIEW_LIMIT", $limit);
7b4d02a8	287	set_pref($link, "_DEFAULT_VIEW_ORDER_BY", $order_by);
40496720	288
45004d43 AD	289	if (!$cat_view && preg_match("/^[0-9][0-9]*$/", $feed)) {
	290	db_query($link, "UPDATE ttrss_feeds SET last_viewed = NOW()
	291	WHERE id = '$feed' AND owner_uid = ".$_SESSION["uid"]);
	292	}
7466dc6a	293
bd202c3f AD	294	$reply['headlines'] = array();
	295
	296	if (!$next_unread_feed)
	297	$reply['headlines']['id'] = $feed;
	298	else
	299	$reply['headlines']['id'] = $next_unread_feed;
	300
	301	$reply['headlines']['is_cat'] = (bool) $cat_view;
009646d2	302
a5c815d3 AD	303	$override_order = false;
a5c815d3 AD	304
b3990c92 AD	305	if (get_pref($link, "SORT_HEADLINES_BY_FEED_DATE", $owner_uid)) {
	306	$date_sort_field = "updated";
	307	} else {
	308	$date_sort_field = "date_entered";
	309	}
	310
a5c815d3 AD	311	switch ($order_by) {
	312	case "date":
	313	if (get_pref($link, 'REVERSE_HEADLINES', $owner_uid)) {
b3990c92	314	$override_order = "$date_sort_field";
009646d2	315	} else {
b3990c92	316	$override_order = "$date_sort_field DESC";
a5c815d3 AD	317	}
a5c815d3 AD	318	break;
c50e2b30	319
a5c815d3	320	case "title":
7b20c977	321	if (get_pref($link, 'REVERSE_HEADLINES', $owner_uid)) {
b3990c92	322	$override_order = "title DESC, $date_sort_field";
7b20c977	323	} else {
b3990c92	324	$override_order = "title, $date_sort_field DESC";
7b20c977	325	}
a5c815d3	326	break;
d76a3b03	327
a5c815d3	328	case "score":
7b20c977	329	if (get_pref($link, 'REVERSE_HEADLINES', $owner_uid)) {
b3990c92	330	$override_order = "score, $date_sort_field";
7b20c977	331	} else {
b3990c92	332	$override_order = "score DESC, $date_sort_field DESC";
7b20c977	333	}
a5c815d3 AD	334	break;
a5c815d3 AD	335	}
e19c1824	336
905ff52a AD	337	if ($_REQUEST["debug"]) $timing_info = print_checkpoint("04", $timing_info);
905ff52a AD	338
bd202c3f	339	$ret = format_headlines_list($link, $feed, $subop,
009646d2	340	$view_mode, $limit, $cat_view, $next_unread_feed, $offset,
a5c815d3	341	$vgroup_last_feed, $override_order);
7b4d02a8	342
a5c815d3 AD	343	$topmost_article_ids = $ret[0];
	344	$headlines_count = $ret[1];
	345	$returned_feed = $ret[2];
	346	$disable_cache = $ret[3];
	347	$vgroup_last_feed = $ret[4];
7b4d02a8	348
bd202c3f AD	349	$reply['headlines']['content'] = $ret[5];
bd202c3f AD	350	$reply['headlines']['toolbar'] = $ret[6];
46921916	351
905ff52a AD	352	if ($_REQUEST["debug"]) $timing_info = print_checkpoint("05", $timing_info);
905ff52a AD	353
cfcb7d42	354	$headlines_unread = ccache_find($link, $returned_feed, $_SESSION["uid"],
696a6850 AD	355	$cat_view, true);
	356
	357	if ($headlines_unread == -1) {
	358	$headlines_unread = getFeedUnread($link, $returned_feed, $cat_view);
696a6850	359	}
a5c815d3	360
bd202c3f	361	$reply['headlines-info'] = array("count" => (int) $headlines_count,
ffbe082d AD	362	"vgroup_last_feed" => $vgroup_last_feed,
	363	"unread" => (int) $headlines_unread,
	364	"disable_cache" => (bool) $disable_cache);
	365
bd202c3f	366	if ($_REQUEST["debug"]) $timing_info = print_checkpoint("20", $timing_info);
009646d2	367
bd202c3f	368	if (is_array($topmost_article_ids) && !get_pref($link, 'COMBINED_DISPLAY_MODE') && !$_SESSION["bw_limit"]) {
009646d2 AD	369	$articles = array();
009646d2 AD	370
a5c815d3	371	foreach ($topmost_article_ids as $id) {
009646d2	372	array_push($articles, format_article($link, $id, $feed, false));
45004d43	373	}
009646d2	374
bd202c3f AD	375	$reply['articles'] = $articles;
bd202c3f AD	376	}
46921916	377
dd25b0c6	378	if ($subop) {
bd202c3f	379	$reply['counters'] = getAllCounters($link, $omode, $feed);
009646d2	380	}
98bea1b1	381
b4e75b2a	382	if ($_REQUEST["debug"]) $timing_info = print_checkpoint("30", $timing_info);
46921916	383
bd202c3f AD	384	$reply['runtime-info'] = make_runtime_info($link);
	385
	386	print json_encode($reply);
03c88bdd	387
45004d43	388	break; // viewfeed
1cd17194	389
45004d43 AD	390	case "pref-feeds":
	391	module_pref_feeds($link);
	392	break; // pref-feeds
a7f22b70	393
45004d43 AD	394	case "pref-filters":
	395	module_pref_filters($link);
	396	break; // pref-filters
a0476535	397
45004d43 AD	398	case "pref-labels":
	399	module_pref_labels($link);
	400	break; // pref-labels
d0000401	401
45004d43 AD	402	case "pref-prefs":
	403	module_pref_prefs($link);
	404	break; // pref-prefs
f27d955a	405
45004d43 AD	406	case "pref-users":
	407	module_pref_users($link);
	408	break; // prefs-users
a0476535	409
45004d43 AD	410	case "help":
	411	module_help($link);
	412	break; // help
a0476535	413
45004d43 AD	414	case "dlg":
	415	module_popup_dialog($link);
	416	break; // dlg
a7f22b70	417
45004d43 AD	418	case "pref-pub-items":
	419	module_pref_pub_items($link);
	420	break; // pref-pub-items
e4f4b46f	421
45004d43	422	case "globalUpdateFeeds":
45004d43	423	// Update all feeds needing a update.
5cbaf873	424	update_daemon_common($link, 0, true, true);
45004d43	425	break; // globalUpdateFeeds
e5d758e3	426
45004d43 AD	427	case "pref-feed-browser":
	428	module_pref_feed_browser($link);
	429	break; // pref-feed-browser
c6232e43	430
45004d43	431	case "rss":
b4e75b2a	432	$feed = db_escape_string($_REQUEST["id"]);
8801fb01	433	$key = db_escape_string($_REQUEST["key"]);
b4e75b2a AD	434	$is_cat = $_REQUEST["is_cat"] != false;
b4e75b2a AD	435	$limit = (int)db_escape_string($_REQUEST["limit"]);
e1eb2147	436
b4e75b2a AD	437	$search = db_escape_string($_REQUEST["q"]);
	438	$match_on = db_escape_string($_REQUEST["m"]);
	439	$search_mode = db_escape_string($_REQUEST["smode"]);
2f2bd1b3	440	$view_mode = db_escape_string($_REQUEST["view-mode"]);
18664970	441
b4798282 AD	442	if (SINGLE_USER_MODE) {
	443	authenticate_user($link, "admin", null);
	444	}
	445
8e57cfbe	446	$owner_id = false;
19039fd0	447
8e57cfbe	448	if ($key) {
8801fb01 AD	449	$result = db_query($link, "SELECT owner_uid FROM
	450	ttrss_access_keys WHERE access_key = '$key' AND feed_id = '$feed'");
	451
	452	if (db_num_rows($result) == 1)
8e57cfbe	453	$owner_id = db_fetch_result($result, 0, "owner_uid");
45004d43	454	}
18664970	455
8e57cfbe AD	456	if ($owner_id) {
	457	$_SESSION['uid'] = $owner_id;
	458
23d72f39 AD	459	generate_syndicated_feed($link, 0, $feed, $is_cat, $limit,
23d72f39 AD	460	$search, $search_mode, $match_on, $view_mode);
19039fd0 AD	461	} else {
19039fd0 AD	462	header('HTTP/1.1 403 Forbidden');
45004d43 AD	463	}
45004d43 AD	464	break; // rss
18664970	465
45004d43	466	case "getUnread":
b4e75b2a	467	$login = db_escape_string($_REQUEST["login"]);
1f7b77d1	468	$fresh = $_REQUEST["fresh"] == "1";
f3acc32e	469
45004d43	470	$result = db_query($link, "SELECT id FROM ttrss_users WHERE login = '$login'");
7e3634d9	471
45004d43 AD	472	if (db_num_rows($result) == 1) {
45004d43 AD	473	$uid = db_fetch_result($result, 0, "id");
1f7b77d1	474
45004d43	475	print getGlobalUnread($link, $uid);
1f7b77d1 AD	476
	477	if ($fresh) {
	478	print ";";
	479	print getFeedArticles($link, -3, false, true, $uid);
	480	}
	481
45004d43 AD	482	} else {
	483	print "-1;User not found";
	484	}
7e3634d9	485
45004d43 AD	486	$print_exec_time = false;
45004d43 AD	487	break; // getUnread
9cd7c995	488
45004d43	489	case "digestTest":
45004d43 AD	490	print_r(prepare_headlines_digest($link, $_SESSION["uid"]));
	491	$print_exec_time = false;
	492	break; // digestTest
448b0abd	493
45004d43	494	case "digestSend":
45004d43 AD	495	send_headlines_digests($link);
	496	$print_exec_time = false;
	497	break; // digestSend
7e3634d9	498
ba7e88e5	499	case "loading":
009646d2	500	print __("Loading, please wait...") . " " .
ba7e88e5 AD	501	"<img src='images/indicator_tiny.gif'>";
ba7e88e5 AD	502
d9084cf2 AD	503	case "getProfiles":
	504	$login = db_escape_string($_REQUEST["login"]);
	505	$password = db_escape_string($_REQUEST["password"]);
	506
	507	if (authenticate_user($link, $login, $password)) {
	508	$result = db_query($link, "SELECT * FROM ttrss_settings_profiles
	509	WHERE owner_uid = " . $_SESSION["uid"] . " ORDER BY title");
	510
	511	print "<select style='width: 100%' name='profile'>";
	512
	513	print "<option value='0'>" . __("Default profile") . "</option>";
	514
	515	while ($line = db_fetch_assoc($result)) {
	516	$id = $line["id"];
	517	$title = $line["title"];
	518
	519	print "<option value='$id'>$title</option>";
	520	}
	521
	522	print "</select>";
	523
	524	$_SESSION = array();
0456176a	525	}
d9084cf2	526	break;
d9084cf2	527
5ab9791f AD	528	case "pubsub":
	529	$mode = db_escape_string($_REQUEST['hub_mode']);
	530	$feed_id = db_escape_string($_REQUEST['id']);
	531	$feed_url = db_escape_string($_REQUEST['hub_topic']);
	532
	533	// TODO: implement hub_verifytoken checking
	534
	535	$result = db_query($link, "SELECT feed_url FROM ttrss_feeds
	536	WHERE id = '$feed_id'");
	537
	538	$check_feed_url = db_fetch_result($result, 0, "feed_url");
	539
	540	if ($check_feed_url && ($check_feed_url == $feed_url \|\| !$feed_url)) {
	541	if ($mode == "subscribe") {
	542
	543	db_query($link, "UPDATE ttrss_feeds SET pubsub_state = 2
	544	WHERE id = '$feed_id'");
	545
	546	echo $_REQUEST['hub_challenge'];
	547	} else if ($mode == "unsubscribe") {
	548
	549	db_query($link, "UPDATE ttrss_feeds SET pubsub_state = 0
	550	WHERE id = '$feed_id'");
	551
	552	echo $_REQUEST['hub_challenge'];
	553	} else if (!$mode) {
f3acc32e	554
5ab9791f AD	555	// Received update ping, schedule feed update.
	556
	557	update_rss_feed($link, $feed_id, true, true);
	558
	559	}
	560	} else {
	561	header('HTTP/1.0 404 Not Found');
	562	}
	563
	564	break;
	565	} // Select action according to $op value.
ba7e88e5	566
45004d43	567	// We close the connection to database.
4b3dff6e	568	db_close($link);
1cd17194	569	?>
406d9489	570
7e3634d9	571	<?php if ($print_exec_time) { ?>
1d3a17c7	572	<!-- <?php echo sprintf("Backend execution time: %.4f seconds", getmicrotime() - $script_started) ?> -->
f3acc32e	573	<?php } ?>