[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();

	if (ENABLE_TRANSLATIONS == true) { 
		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 == "rpc" || $op == "rss" || 
			($op == "view" && $mode != "zoom") || 
			$op == "digestSend" || $op == "dlg" || 
			$op == "viewfeed" || $op == "publish" ||
			$op == "globalUpdateFeeds") && !$_REQUEST["noxml"]) {
				header("Content-Type: application/xml; charset=utf-8");

				if (ENABLE_GZIP_OUTPUT) {
					ob_start("ob_gzhandler");
				}
				
		} else {
		if (!$_REQUEST["noxml"]) {
			header("Content-Type: text/html; charset=utf-8");
		} else {
			header("Content-Type: text/plain; charset=utf-8");
		}
	}

	if (!$op) {
		header("Content-Type: application/xml");
		print_error_xml(7); exit;
	}

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

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

		if ($op == "rpc" || $op == "viewfeed" || $op == "view") {
			print_error_xml(6); die;
		} else {
			header("Location: tt-rss.php?return=" . 
				urlencode($_SERVER['REQUEST_URI']));
		}
		exit;
	}

	$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";

	if (!sanity_check($link)) { 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"]);

			if ($mode != "zoom") print "<reply>";

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

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

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

			/* if ($mode == "prefetch") {
				print "<counters><![CDATA[";
				print json_encode(getAllCounters($link, $omode));
				print "]]></counters>";
			} */

			if ($mode != "zoom") print "</reply>";
		break; // view

		case "viewfeed":

			$print_exec_time = true;
			$timing_info = getmicrotime();

			print "<reply>";

			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 ($feed == -5) {
				generate_dashboard_feed($link);
				print "</reply>";
				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"]);
			}

			if (!$next_unread_feed) {
				print "<headlines id=\"$feed\" is_cat=\"$cat_view\">";
			} else {
				print "<headlines id=\"$next_unread_feed\" is_cat=\"$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);

			$ret = outputHeadlinesList($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];

			print "</headlines>";

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

			//print "<headlines-count value=\"$headlines_count\"/>";
			//print "<vgroup-last-feed value=\"$vgroup_last_feed\"/>";

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

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

			}

			//print "<headlines-unread value=\"$headlines_unread\"/>";
			//printf("<disable-cache value=\"%d\"/>", $disable_cache);

			print "<headlines-info><![CDATA[";

			$info = array("count" => (int) $headlines_count,
				"vgroup_last_feed" => $vgroup_last_feed,
				"unread" => (int) $headlines_unread,
				"disable_cache" => (bool) $disable_cache);

			print json_encode($info);

			print "]]></headlines-info>";

			if ($_REQUEST["debug"]) $timing_info = print_checkpoint("10", $timing_info);

			if (is_array($topmost_article_ids) && !get_pref($link, 'COMBINED_DISPLAY_MODE') && !$_SESSION["bw_limit"]) {
				print "<articles>";
				foreach ($topmost_article_ids as $id) {
					outputArticleXML($link, $id, $feed, false);
				}
				print "</articles>";
			}

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

			//if (get_pref($link, 'COMBINED_DISPLAY_MODE') || $subop) {
			if ($subop) {
				print "<counters><![CDATA[";
				print json_encode(getAllCounters($link, $omode, $feed));
				print "]]></counters>";
			} 

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

			print_runtime_info($link);

			print "</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 feeds of all users, may be used anonymously

			print "<!--";
			// Update all feeds needing a update.
			update_daemon_common($link, 0, true, true);
			print " -->";

			print "<rpc-reply>
				<message msg=\"All feeds updated\"/>
			</rpc-reply>";
		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');
				print_error_xml(6); die;
			}
		break; // rss

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

			header("Content-Type: text/plain; charset=utf-8");

			$result = db_query($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":
			header("Content-Type: text/plain");
			print_r(prepare_headlines_digest($link, $_SESSION["uid"]));
			$print_exec_time = false;
		break; // digestTest

		case "digestSend":
			header("Content-Type: text/plain");
			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;

	} // 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() - $script_started) ?> -->
<?php } ?>
Commit	Line	Data
1d3a17c7	1	<?php
ce885e21 AD	2	/* remove ill effects of magic quotes */
ce885e21 AD	3
5fa17372	4	if (get_magic_quotes_gpc()) {
c0793f64 AD	5	function stripslashes_deep($value) {
	6	$value = is_array($value) ?
	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 AD	26
	27	if (ENABLE_TRANSLATIONS == true) {
	28	startup_gettext();
	29	}
dc56b3b7	30
7f0acba7 AD	31	$script_started = getmicrotime();
	32
	33	$link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
	34
	35	if (!$link) {
	36	if (DB_TYPE == "mysql") {
	37	print mysql_error();
	38	}
	39	// PG seems to display its own errors just fine by default.
	40	return;
	41	}
	42
f29ba148	43	init_connection($link);
7f0acba7 AD	44
7f0acba7 AD	45	$op = $_REQUEST["op"];
d9084cf2	46	$subop = $_REQUEST["subop"];
fac5e7d1	47	$mode = $_REQUEST["mode"];
7f0acba7	48
c339343b	49	$print_exec_time = false;
7e3634d9	50
fac5e7d1 AD	51	if ((!$op \|\| $op == "rpc" \|\| $op == "rss" \|\|
fac5e7d1 AD	52	($op == "view" && $mode != "zoom") \|\|
13e785e0 AD	53	$op == "digestSend" \|\| $op == "dlg" \|\|
13e785e0 AD	54	$op == "viewfeed" \|\| $op == "publish" \|\|
18664970	55	$op == "globalUpdateFeeds") && !$_REQUEST["noxml"]) {
04fedbf5 AD	56	header("Content-Type: application/xml; charset=utf-8");
	57
	58	if (ENABLE_GZIP_OUTPUT) {
	59	ob_start("ob_gzhandler");
	60	}
	61
9fdf7824 AD	62	} else {
	63	if (!$_REQUEST["noxml"]) {
	64	header("Content-Type: text/html; charset=utf-8");
	65	} else {
	66	header("Content-Type: text/plain; charset=utf-8");
	67	}
262bd8ea AD	68	}
262bd8ea AD	69
f3acc32e AD	70	if (!$op) {
	71	header("Content-Type: application/xml");
	72	print_error_xml(7); exit;
	73	}
9c883208 AD	74
	75	if (SINGLE_USER_MODE) {
	76	authenticate_user($link, "admin", null);
	77	}
	78
7f0acba7	79	if (!($_SESSION["uid"] && validate_session($link)) && $op != "globalUpdateFeeds"
d9084cf2	80	&& $op != "rss" && $op != "getUnread" && $op != "publish" && $op != "getProfiles") {
262bd8ea	81
2e918d9d	82	if ($op == "rpc" \|\| $op == "viewfeed" \|\| $op == "view") {
af106b0e	83	print_error_xml(6); die;
04269460	84	} else {
6615cc36 AD	85	header("Location: tt-rss.php?return=" .
6615cc36 AD	86	urlencode($_SERVER['REQUEST_URI']));
262bd8ea AD	87	}
	88	exit;
	89	}
1c7f75ed	90
ad815c71	91	$purge_intervals = array(
d1db26aa AD	92	0 => __("Use default"),
	93	-1 => __("Never purge"),
	94	5 => __("1 week old"),
	95	14 => __("2 weeks old"),
	96	31 => __("1 month old"),
	97	60 => __("2 months old"),
	98	90 => __("3 months old"));
ad815c71 AD	99
ad815c71 AD	100	$update_intervals = array(
ecace165	101	0 => __("Default interval"),
d1db26aa	102	-1 => __("Disable updates"),
1e7cbe16	103	15 => __("Each 15 minutes"),
d1db26aa	104	30 => __("Each 30 minutes"),
505f2f0e AD	105	60 => __("Hourly"),
	106	240 => __("Each 4 hours"),
	107	720 => __("Each 12 hours"),
	108	1440 => __("Daily"),
	109	10080 => __("Weekly"));
	110
	111	$update_intervals_nodefault = array(
	112	-1 => __("Disable updates"),
	113	15 => __("Each 15 minutes"),
	114	30 => __("Each 30 minutes"),
d1db26aa AD	115	60 => __("Hourly"),
	116	240 => __("Each 4 hours"),
	117	720 => __("Each 12 hours"),
	118	1440 => __("Daily"),
	119	10080 => __("Weekly"));
ad815c71	120
16211ddb	121	$update_methods = array(
ecace165	122	0 => __("Default"),
0dd9c0cf	123	1 => __("Magpie"),
b3009bcd AD	124	2 => __("SimplePie"),
b3009bcd AD	125	3 => __("Twitter OAuth"));
16211ddb	126
78a5c296	127	if (DEFAULT_UPDATE_METHOD == "1") {
16211ddb AD	128	$update_methods[0] .= ' (SimplePie)';
	129	} else {
	130	$update_methods[0] .= ' (Magpie)';
	131	}
	132
3c5783b7	133	$access_level_names = array(
d1db26aa	134	0 => __("User"),
a88d37e5	135	5 => __("Power User"),
d1db26aa	136	10 => __("Administrator"));
3c5783b7	137
f27d955a	138	require_once "modules/pref-prefs.php";
ef8be8ea AD	139	require_once "modules/popup-dialog.php";
	140	require_once "modules/help.php";
	141	require_once "modules/pref-feeds.php";
	142	require_once "modules/pref-filters.php";
	143	require_once "modules/pref-labels.php";
	144	require_once "modules/pref-users.php";
ef8be8ea	145
b2804af7	146	if (!sanity_check($link)) { return; }
023fe037	147
45004d43 AD	148	switch($op) { // Select action according to $op value.
	149	case "rpc":
	150	// Handle remote procedure calls.
	151	handle_rpc_request($link);
	152	break; // rpc
	153
	154	case "feeds":
b4e75b2a	155	$subop = $_REQUEST["subop"];
1985a5e0	156	$root = (bool)$_REQUEST["root"];
45004d43 AD	157
	158	switch($subop) {
	159	case "catchupAll":
	160	db_query($link, "UPDATE ttrss_user_entries SET
	161	last_read = NOW(),unread = false WHERE owner_uid = " . $_SESSION["uid"]);
ad0056a8 AD	162	ccache_zero_all($link, $_SESSION["uid"]);
ad0056a8 AD	163
45004d43 AD	164	break;
	165
	166	case "collapse":
b4e75b2a	167	$cat_id = db_escape_string($_REQUEST["cid"]);
fcf70c51 AD	168	$mode = (int) db_escape_string($_REQUEST['mode']);
fcf70c51 AD	169	toggle_collapse_cat($link, $cat_id, $mode);
45004d43 AD	170	return;
	171	break;
	172	}
c3b81db0	173
1985a5e0 AD	174	if (!$root) {
	175	print json_encode(outputFeedList($link));
	176	} else {
	177
	178	$feeds = outputFeedList($link, false);
	179
	180	$root = array();
	181	$root['id'] = 'root';
	182	$root['name'] = __('Feeds');
	183	$root['items'] = $feeds['items'];
	184
	185	$fl = array();
	186	$fl['identifier'] = 'id';
	187	$fl['label'] = 'name';
	188	$fl['items'] = array($root);
	189
	190	print json_encode($fl);
	191	}
13e785e0	192
45004d43	193	break; // feeds
1cd17194	194
b509d64e AD	195	case "la":
	196	$id = db_escape_string($_REQUEST['id']);
	197
	198	$result = db_query($link, "SELECT link FROM ttrss_entries, ttrss_user_entries
	199	WHERE id = '$id' AND id = ref_id AND owner_uid = '".$_SESSION['uid']."'");
	200
	201	if (db_num_rows($result) == 1) {
	202	$article_url = db_fetch_result($result, 0, 'link');
d4dcf8e9	203	$article_url = str_replace("\n", "", $article_url);
b509d64e AD	204
	205	header("Location: $article_url");
	206	return;
	207
	208	} else {
	209	print_error(__("Article not found."));
	210	}
	211	break;
	212
45004d43	213	case "view":
e097e8be	214
b4e75b2a AD	215	$id = db_escape_string($_REQUEST["id"]);
	216	$cids = split(",", db_escape_string($_REQUEST["cids"]));
	217	$mode = db_escape_string($_REQUEST["mode"]);
	218	$omode = db_escape_string($_REQUEST["omode"]);
e097e8be	219
8cab2eb9	220	if ($mode != "zoom") print "<reply>";
e097e8be	221
45004d43 AD	222	// in prefetch mode we only output requested cids, main article
45004d43 AD	223	// just gets marked as read (it already exists in client cache)
e097e8be	224
45004d43	225	if ($mode == "") {
e04c18a2	226	outputArticleXML($link, $id, false);
eedfb635	227	} else if ($mode == "zoom") {
e04c18a2	228	outputArticleXML($link, $id, false, true, true);
45004d43 AD	229	} else {
	230	catchupArticleById($link, $id, 0);
	231	}
e097e8be	232
a598370d AD	233	if (!$_SESSION["bw_limit"]) {
	234	foreach ($cids as $cid) {
	235	if ($cid) {
e04c18a2	236	outputArticleXML($link, $cid, false, false);
a598370d	237	}
45004d43	238	}
e097e8be	239	}
e097e8be	240
5225d420	241	/* if ($mode == "prefetch") {
6a7817c1 AD	242	print "<counters><![CDATA[";
	243	print json_encode(getAllCounters($link, $omode));
	244	print "]]></counters>";
5225d420	245	} */
5a94a953	246
8cab2eb9	247	if ($mode != "zoom") print "</reply>";
45004d43	248	break; // view
1cd17194	249
45004d43	250	case "viewfeed":
1cd17194	251
45004d43 AD	252	$print_exec_time = true;
45004d43 AD	253	$timing_info = getmicrotime();
46921916	254
45004d43	255	print "<reply>";
3de0261a	256
b4e75b2a	257	if ($_REQUEST["debug"]) $timing_info = print_checkpoint("0", $timing_info);
46921916	258
b4e75b2a	259	$omode = db_escape_string($_REQUEST["omode"]);
3de0261a	260
b4e75b2a AD	261	$feed = db_escape_string($_REQUEST["feed"]);
	262	$subop = db_escape_string($_REQUEST["subop"]);
	263	$view_mode = db_escape_string($_REQUEST["view_mode"]);
6f068202	264	$limit = (int) get_pref($link, "DEFAULT_ARTICLE_LIMIT");
c3fddd05 AD	265	@$cat_view = db_escape_string($_REQUEST["cat"]);
	266	@$next_unread_feed = db_escape_string($_REQUEST["nuf"]);
	267	@$offset = db_escape_string($_REQUEST["skip"]);
	268	@$vgroup_last_feed = db_escape_string($_REQUEST["vgrlf"]);
b4e75b2a	269	$order_by = db_escape_string($_REQUEST["order_by"]);
203de776	270
fe1087fb AD	271	/* Feed -5 is a special case: it is used to display auxiliary information
	272	* when there's nothing to load - e.g. no stuff in fresh feed */
	273
	274	if ($feed == -5) {
	275	generate_dashboard_feed($link);
	276	print "</reply>";
	277	return;
	278	}
	279
51e196de AD	280	/* Updating a label ccache means recalculating all of the caches
	281	* so for performance reasons we don't do that here */
	282
5225d420 AD	283	if ($feed >= 0) {
	284	ccache_update($link, $feed, $_SESSION["uid"], $cat_view);
	285	}
0737b95a	286
45004d43 AD	287	set_pref($link, "_DEFAULT_VIEW_MODE", $view_mode);
45004d43 AD	288	set_pref($link, "_DEFAULT_VIEW_LIMIT", $limit);
7b4d02a8	289	set_pref($link, "_DEFAULT_VIEW_ORDER_BY", $order_by);
40496720	290
45004d43 AD	291	if (!$cat_view && preg_match("/^[0-9][0-9]*$/", $feed)) {
	292	db_query($link, "UPDATE ttrss_feeds SET last_viewed = NOW()
	293	WHERE id = '$feed' AND owner_uid = ".$_SESSION["uid"]);
	294	}
7466dc6a	295
1098687a	296	if (!$next_unread_feed) {
6e4f4ce1	297	print "<headlines id=\"$feed\" is_cat=\"$cat_view\">";
1098687a	298	} else {
6e4f4ce1	299	print "<headlines id=\"$next_unread_feed\" is_cat=\"$cat_view\">";
1098687a	300	}
a5c815d3 AD	301
	302	$override_order = false;
	303
b3990c92 AD	304	if (get_pref($link, "SORT_HEADLINES_BY_FEED_DATE", $owner_uid)) {
	305	$date_sort_field = "updated";
	306	} else {
	307	$date_sort_field = "date_entered";
	308	}
	309
a5c815d3 AD	310	switch ($order_by) {
	311	case "date":
	312	if (get_pref($link, 'REVERSE_HEADLINES', $owner_uid)) {
b3990c92	313	$override_order = "$date_sort_field";
a5c815d3	314	} else {
b3990c92	315	$override_order = "$date_sort_field DESC";
a5c815d3 AD	316	}
a5c815d3 AD	317	break;
c50e2b30	318
a5c815d3	319	case "title":
7b20c977	320	if (get_pref($link, 'REVERSE_HEADLINES', $owner_uid)) {
b3990c92	321	$override_order = "title DESC, $date_sort_field";
7b20c977	322	} else {
b3990c92	323	$override_order = "title, $date_sort_field DESC";
7b20c977	324	}
a5c815d3	325	break;
d76a3b03	326
a5c815d3	327	case "score":
7b20c977	328	if (get_pref($link, 'REVERSE_HEADLINES', $owner_uid)) {
b3990c92	329	$override_order = "score, $date_sort_field";
7b20c977	330	} else {
b3990c92	331	$override_order = "score DESC, $date_sort_field DESC";
7b20c977	332	}
a5c815d3 AD	333	break;
a5c815d3 AD	334	}
e19c1824	335
905ff52a AD	336	if ($_REQUEST["debug"]) $timing_info = print_checkpoint("04", $timing_info);
905ff52a AD	337
a5c815d3 AD	338	$ret = outputHeadlinesList($link, $feed, $subop,
	339	$view_mode, $limit, $cat_view, $next_unread_feed, $offset,
	340	$vgroup_last_feed, $override_order);
7b4d02a8	341
a5c815d3 AD	342	$topmost_article_ids = $ret[0];
	343	$headlines_count = $ret[1];
	344	$returned_feed = $ret[2];
	345	$disable_cache = $ret[3];
	346	$vgroup_last_feed = $ret[4];
7b4d02a8	347
6e4f4ce1	348	print "</headlines>";
46921916	349
905ff52a AD	350	if ($_REQUEST["debug"]) $timing_info = print_checkpoint("05", $timing_info);
905ff52a AD	351
ffbe082d AD	352	//print "<headlines-count value=\"$headlines_count\"/>";
ffbe082d AD	353	//print "<vgroup-last-feed value=\"$vgroup_last_feed\"/>";
081e527d	354
cfcb7d42	355	$headlines_unread = ccache_find($link, $returned_feed, $_SESSION["uid"],
696a6850 AD	356	$cat_view, true);
	357
	358	if ($headlines_unread == -1) {
	359	$headlines_unread = getFeedUnread($link, $returned_feed, $cat_view);
	360
	361	}
a5c815d3	362
ffbe082d AD	363	//print "<headlines-unread value=\"$headlines_unread\"/>";
	364	//printf("<disable-cache value=\"%d\"/>", $disable_cache);
	365
	366	print "<headlines-info><![CDATA[";
	367
	368	$info = array("count" => (int) $headlines_count,
	369	"vgroup_last_feed" => $vgroup_last_feed,
	370	"unread" => (int) $headlines_unread,
	371	"disable_cache" => (bool) $disable_cache);
	372
	373	print json_encode($info);
	374
	375	print "]]></headlines-info>";
a5c815d3	376
b4e75b2a	377	if ($_REQUEST["debug"]) $timing_info = print_checkpoint("10", $timing_info);
a5c815d3 AD	378
	379	if (is_array($topmost_article_ids) && !get_pref($link, 'COMBINED_DISPLAY_MODE') && !$_SESSION["bw_limit"]) {
	380	print "<articles>";
	381	foreach ($topmost_article_ids as $id) {
	382	outputArticleXML($link, $id, $feed, false);
45004d43	383	}
a5c815d3	384	print "</articles>";
961f4c73	385	}
961f4c73	386
b4e75b2a	387	if ($_REQUEST["debug"]) $timing_info = print_checkpoint("20", $timing_info);
46921916	388
dd25b0c6 AD	389	//if (get_pref($link, 'COMBINED_DISPLAY_MODE') \|\| $subop) {
dd25b0c6 AD	390	if ($subop) {
5225d420 AD	391	print "<counters><![CDATA[";
	392	print json_encode(getAllCounters($link, $omode, $feed));
	393	print "]]></counters>";
d36f5607	394	}
98bea1b1	395
b4e75b2a	396	if ($_REQUEST["debug"]) $timing_info = print_checkpoint("30", $timing_info);
46921916	397
45004d43	398	print_runtime_info($link);
03c88bdd	399
45004d43 AD	400	print "</reply>";
45004d43 AD	401	break; // viewfeed
1cd17194	402
45004d43 AD	403	case "pref-feeds":
	404	module_pref_feeds($link);
	405	break; // pref-feeds
a7f22b70	406
45004d43 AD	407	case "pref-filters":
	408	module_pref_filters($link);
	409	break; // pref-filters
a0476535	410
45004d43 AD	411	case "pref-labels":
	412	module_pref_labels($link);
	413	break; // pref-labels
d0000401	414
45004d43 AD	415	case "pref-prefs":
	416	module_pref_prefs($link);
	417	break; // pref-prefs
f27d955a	418
45004d43 AD	419	case "pref-users":
	420	module_pref_users($link);
	421	break; // prefs-users
a0476535	422
45004d43 AD	423	case "help":
	424	module_help($link);
	425	break; // help
a0476535	426
45004d43 AD	427	case "dlg":
	428	module_popup_dialog($link);
	429	break; // dlg
a7f22b70	430
45004d43 AD	431	case "pref-pub-items":
	432	module_pref_pub_items($link);
	433	break; // pref-pub-items
e4f4b46f	434
45004d43 AD	435	case "globalUpdateFeeds":
45004d43 AD	436	// update feeds of all users, may be used anonymously
e4f4b46f	437
5cbaf873	438	print "<!--";
45004d43	439	// Update all feeds needing a update.
5cbaf873 AD	440	update_daemon_common($link, 0, true, true);
5cbaf873 AD	441	print " -->";
a7f22b70	442
45004d43 AD	443	print "<rpc-reply>
	444	<message msg=\"All feeds updated\"/>
	445	</rpc-reply>";
	446	break; // globalUpdateFeeds
e5d758e3	447
45004d43 AD	448	case "pref-feed-browser":
	449	module_pref_feed_browser($link);
	450	break; // pref-feed-browser
c6232e43	451
45004d43	452	case "rss":
b4e75b2a	453	$feed = db_escape_string($_REQUEST["id"]);
8801fb01	454	$key = db_escape_string($_REQUEST["key"]);
b4e75b2a AD	455	$is_cat = $_REQUEST["is_cat"] != false;
b4e75b2a AD	456	$limit = (int)db_escape_string($_REQUEST["limit"]);
e1eb2147	457
b4e75b2a AD	458	$search = db_escape_string($_REQUEST["q"]);
	459	$match_on = db_escape_string($_REQUEST["m"]);
	460	$search_mode = db_escape_string($_REQUEST["smode"]);
2f2bd1b3	461	$view_mode = db_escape_string($_REQUEST["view-mode"]);
18664970	462
b4798282 AD	463	if (SINGLE_USER_MODE) {
	464	authenticate_user($link, "admin", null);
	465	}
	466
8e57cfbe	467	$owner_id = false;
19039fd0	468
8e57cfbe	469	if ($key) {
8801fb01 AD	470	$result = db_query($link, "SELECT owner_uid FROM
	471	ttrss_access_keys WHERE access_key = '$key' AND feed_id = '$feed'");
	472
	473	if (db_num_rows($result) == 1)
8e57cfbe	474	$owner_id = db_fetch_result($result, 0, "owner_uid");
45004d43	475	}
18664970	476
8e57cfbe AD	477	if ($owner_id) {
	478	$_SESSION['uid'] = $owner_id;
	479
23d72f39 AD	480	generate_syndicated_feed($link, 0, $feed, $is_cat, $limit,
23d72f39 AD	481	$search, $search_mode, $match_on, $view_mode);
19039fd0 AD	482	} else {
	483	header('HTTP/1.1 403 Forbidden');
	484	print_error_xml(6); die;
45004d43 AD	485	}
45004d43 AD	486	break; // rss
18664970	487
45004d43	488	case "getUnread":
b4e75b2a	489	$login = db_escape_string($_REQUEST["login"]);
1f7b77d1	490	$fresh = $_REQUEST["fresh"] == "1";
f3acc32e	491
45004d43	492	header("Content-Type: text/plain; charset=utf-8");
f3acc32e	493
45004d43	494	$result = db_query($link, "SELECT id FROM ttrss_users WHERE login = '$login'");
7e3634d9	495
45004d43 AD	496	if (db_num_rows($result) == 1) {
45004d43 AD	497	$uid = db_fetch_result($result, 0, "id");
1f7b77d1	498
45004d43	499	print getGlobalUnread($link, $uid);
1f7b77d1 AD	500
	501	if ($fresh) {
	502	print ";";
	503	print getFeedArticles($link, -3, false, true, $uid);
	504	}
	505
45004d43 AD	506	} else {
	507	print "-1;User not found";
	508	}
7e3634d9	509
45004d43 AD	510	$print_exec_time = false;
45004d43 AD	511	break; // getUnread
9cd7c995	512
45004d43 AD	513	case "digestTest":
	514	header("Content-Type: text/plain");
	515	print_r(prepare_headlines_digest($link, $_SESSION["uid"]));
	516	$print_exec_time = false;
	517	break; // digestTest
448b0abd	518
45004d43 AD	519	case "digestSend":
	520	header("Content-Type: text/plain");
	521	send_headlines_digests($link);
	522	$print_exec_time = false;
	523	break; // digestSend
7e3634d9	524
ba7e88e5 AD	525	case "loading":
	526	print __("Loading, please wait...") . " " .
	527	"<img src='images/indicator_tiny.gif'>";
	528
d9084cf2 AD	529	case "getProfiles":
	530	$login = db_escape_string($_REQUEST["login"]);
	531	$password = db_escape_string($_REQUEST["password"]);
	532
	533	if (authenticate_user($link, $login, $password)) {
	534	$result = db_query($link, "SELECT * FROM ttrss_settings_profiles
	535	WHERE owner_uid = " . $_SESSION["uid"] . " ORDER BY title");
	536
	537	print "<select style='width: 100%' name='profile'>";
	538
	539	print "<option value='0'>" . __("Default profile") . "</option>";
	540
	541	while ($line = db_fetch_assoc($result)) {
	542	$id = $line["id"];
	543	$title = $line["title"];
	544
	545	print "<option value='$id'>$title</option>";
	546	}
	547
	548	print "</select>";
	549
	550	$_SESSION = array();
0456176a	551	}
d9084cf2	552	break;
d9084cf2	553
45004d43	554	} // Select action according to $op value.
f3acc32e	555
ba7e88e5	556
45004d43	557	// We close the connection to database.
4b3dff6e	558	db_close($link);
1cd17194	559	?>
406d9489	560
7e3634d9	561	<?php if ($print_exec_time) { ?>
1d3a17c7	562	<!-- <?php echo sprintf("Backend execution time: %.4f seconds", getmicrotime() - $script_started) ?> -->
f3acc32e	563	<?php } ?>