]>
Commit | Line | Data |
---|---|---|
1d3a17c7 | 1 | <?php |
36bfab86 AD |
2 | // Original from http://www.daniweb.com/code/snippet43.html |
3 | ||
4 | require_once "config.php"; | |
404e2e36 AD |
5 | require_once "classes/db.php"; |
6 | require_once "autoload.php"; | |
889a5f9f | 7 | require_once "errorhandler.php"; |
7081aaa0 RP |
8 | require_once "lib/accept-to-gettext.php"; |
9 | require_once "lib/gettext/gettext.inc"; | |
81020562 | 10 | require_once "version.php"; |
36bfab86 | 11 | |
09628e1b | 12 | $session_expire = min(2147483647 - time() - 1, max(SESSION_COOKIE_LIFETIME, 86400)); |
3dd46f19 | 13 | $session_name = (!defined('TTRSS_SESSION_NAME')) ? "ttrss_sid" : TTRSS_SESSION_NAME; |
36bfab86 | 14 | |
1b5b1e5f | 15 | if (is_server_https()) { |
3d72afa1 AD |
16 | ini_set("session.cookie_secure", true); |
17 | } | |
18 | ||
9ce7a554 | 19 | ini_set("session.gc_probability", 75); |
3dd46f19 | 20 | ini_set("session.name", $session_name); |
c5466b7f | 21 | ini_set("session.use_only_cookies", true); |
6cfd3c14 | 22 | ini_set("session.gc_maxlifetime", $session_expire); |
9ce7a554 | 23 | ini_set("session.cookie_lifetime", min(0, SESSION_COOKIE_LIFETIME)); |
36bfab86 | 24 | |
7b55001e | 25 | function session_get_schema_version() { |
e9b74692 AD |
26 | global $schema_version; |
27 | ||
28 | if (!$schema_version) { | |
4d13514d AD |
29 | $row = Db::pdo()->query("SELECT schema_version FROM ttrss_version")->fetch(); |
30 | ||
31 | $version = $row["schema_version"]; | |
32 | ||
e9b74692 AD |
33 | $schema_version = $version; |
34 | return $version; | |
35 | } else { | |
36 | return $schema_version; | |
37 | } | |
38 | } | |
39 | ||
6322ac79 | 40 | function validate_session() { |
e9b74692 AD |
41 | if (SINGLE_USER_MODE) return true; |
42 | ||
7b55001e | 43 | if (isset($_SESSION["ref_schema_version"]) && $_SESSION["ref_schema_version"] != session_get_schema_version()) { |
04a8c206 AD |
44 | $_SESSION["login_error_msg"] = |
45 | __("Session failed to validate (schema version changed)"); | |
e9b74692 | 46 | return false; |
04a8c206 | 47 | } |
5f66f872 | 48 | $pdo = Db::pdo(); |
e9b74692 AD |
49 | |
50 | if ($_SESSION["uid"]) { | |
7d53c2b5 | 51 | |
7d53c2b5 | 52 | if ($_SESSION["user_agent"] != sha1($_SERVER['HTTP_USER_AGENT'])) { |
d246fb9f | 53 | $_SESSION["login_error_msg"] = __("Session failed to validate (UA changed)."); |
7d53c2b5 AD |
54 | return false; |
55 | } | |
56 | ||
4d13514d AD |
57 | $sth = $pdo->prepare("SELECT pwd_hash FROM ttrss_users WHERE id = ?"); |
58 | $sth->execute([$_SESSION['uid']]); | |
e9b74692 AD |
59 | |
60 | // user not found | |
4d13514d | 61 | if ($row = $sth->fetch()) { |
5f66f872 | 62 | $pwd_hash = $row["pwd_hash"]; |
4d13514d | 63 | |
5f66f872 | 64 | if ($pwd_hash != $_SESSION["pwd_hash"]) { |
04a8c206 | 65 | |
5f66f872 AD |
66 | $_SESSION["login_error_msg"] = |
67 | __("Session failed to validate (password changed)"); | |
04a8c206 | 68 | |
5f66f872 AD |
69 | return false; |
70 | } | |
e9b74692 | 71 | } else { |
e9b74692 | 72 | |
5f66f872 AD |
73 | $_SESSION["login_error_msg"] = |
74 | __("Session failed to validate (user not found)"); | |
04a8c206 | 75 | |
5f66f872 | 76 | return false; |
04a8c206 | 77 | |
e9b74692 AD |
78 | } |
79 | } | |
80 | ||
e9b74692 AD |
81 | return true; |
82 | } | |
83 | ||
7b55001e AD |
84 | /** |
85 | * @SuppressWarnings(PHPMD.UnusedFormalParameter) | |
86 | */ | |
5be00836 | 87 | function ttrss_open ($s, $n) { |
36bfab86 AD |
88 | return true; |
89 | } | |
90 | ||
5be00836 | 91 | function ttrss_read ($id){ |
404e2e36 AD |
92 | global $session_expire; |
93 | ||
4d13514d AD |
94 | $sth = Db::pdo()->prepare("SELECT data FROM ttrss_sessions WHERE id=?"); |
95 | $sth->execute([$id]); | |
3d72afa1 | 96 | |
4d13514d | 97 | if ($row = $sth->fetch()) { |
5f66f872 | 98 | return base64_decode($row["data"]); |
36bfab86 | 99 | |
4d13514d | 100 | } else { |
5f66f872 | 101 | $expire = time() + $session_expire; |
36bfab86 | 102 | |
5f66f872 | 103 | $sth = Db::pdo()->prepare("INSERT INTO ttrss_sessions (id, data, expire) |
4d13514d | 104 | VALUES (?, '', ?)"); |
5f66f872 | 105 | $sth->execute([$id, $expire]); |
4d13514d | 106 | |
5f66f872 | 107 | return ""; |
3d72afa1 | 108 | |
36bfab86 | 109 | } |
404e2e36 | 110 | |
36bfab86 AD |
111 | } |
112 | ||
5be00836 | 113 | function ttrss_write ($id, $data) { |
404e2e36 | 114 | global $session_expire; |
3d72afa1 | 115 | |
404e2e36 | 116 | $data = base64_encode($data); |
36bfab86 | 117 | $expire = time() + $session_expire; |
3d72afa1 | 118 | |
5f66f872 AD |
119 | $sth = Db::pdo()->prepare("SELECT id FROM ttrss_sessions WHERE id=?"); |
120 | $sth->execute([$id]); | |
121 | ||
122 | if ($row = $sth->fetch()) { | |
123 | $sth = Db::pdo()->prepare("UPDATE ttrss_sessions SET data=?, expire=? WHERE id=?"); | |
124 | $sth->execute([$data, $expire, $id]); | |
125 | } else { | |
126 | $sth = Db::pdo()->prepare("INSERT INTO ttrss_sessions (id, data, expire) | |
127 | VALUES (?, ?, ?)"); | |
128 | $sth->execute([$id, $data, $expire]); | |
129 | } | |
3d72afa1 | 130 | |
36bfab86 AD |
131 | return true; |
132 | } | |
133 | ||
5be00836 | 134 | function ttrss_close () { |
36bfab86 AD |
135 | return true; |
136 | } | |
137 | ||
404e2e36 | 138 | function ttrss_destroy($id) { |
4d13514d AD |
139 | $sth = Db::pdo()->prepare("DELETE FROM ttrss_sessions WHERE id = ?"); |
140 | $sth->execute([$id]); | |
3d72afa1 | 141 | |
36bfab86 AD |
142 | return true; |
143 | } | |
144 | ||
7b55001e AD |
145 | /** |
146 | * @SuppressWarnings(PHPMD.UnusedFormalParameter) | |
147 | */ | |
5be00836 | 148 | function ttrss_gc ($expire) { |
4d13514d | 149 | Db::pdo()->query("DELETE FROM ttrss_sessions WHERE expire < " . time()); |
33d131d6 AD |
150 | |
151 | return true; | |
36bfab86 AD |
152 | } |
153 | ||
5c81e817 | 154 | if (!SINGLE_USER_MODE /* && DB_TYPE == "pgsql" */) { |
3d72afa1 AD |
155 | session_set_save_handler("ttrss_open", |
156 | "ttrss_close", "ttrss_read", "ttrss_write", | |
5be00836 | 157 | "ttrss_destroy", "ttrss_gc"); |
404e2e36 | 158 | register_shutdown_function('session_write_close'); |
8fd92701 | 159 | } |
d620cfe7 | 160 | |
9ce7a554 AD |
161 | if (!defined('NO_SESSION_AUTOSTART')) { |
162 | if (isset($_COOKIE[session_name()])) { | |
5160620c AD |
163 | @session_start(); |
164 | } | |
964f1533 | 165 | } |