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Commit | Line | Data |
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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 | |
6cfd3c14 | 12 | $session_expire = max(SESSION_COOKIE_LIFETIME, 86400); |
3dd46f19 | 13 | $session_name = (!defined('TTRSS_SESSION_NAME')) ? "ttrss_sid" : TTRSS_SESSION_NAME; |
36bfab86 | 14 | |
6addc13f | 15 | if (@$_SERVER['HTTPS'] == "on") { |
3d72afa1 AD |
16 | $session_name .= "_ssl"; |
17 | ini_set("session.cookie_secure", true); | |
18 | } | |
19 | ||
9ce7a554 | 20 | ini_set("session.gc_probability", 75); |
3dd46f19 | 21 | ini_set("session.name", $session_name); |
c5466b7f | 22 | ini_set("session.use_only_cookies", true); |
6cfd3c14 | 23 | ini_set("session.gc_maxlifetime", $session_expire); |
9ce7a554 | 24 | ini_set("session.cookie_lifetime", min(0, SESSION_COOKIE_LIFETIME)); |
36bfab86 | 25 | |
404e2e36 | 26 | function session_get_schema_version($nocache = false) { |
e9b74692 AD |
27 | global $schema_version; |
28 | ||
29 | if (!$schema_version) { | |
404e2e36 AD |
30 | $result = Db::get()->query("SELECT schema_version FROM ttrss_version"); |
31 | $version = Db::get()->fetch_result($result, 0, "schema_version"); | |
e9b74692 AD |
32 | $schema_version = $version; |
33 | return $version; | |
34 | } else { | |
35 | return $schema_version; | |
36 | } | |
37 | } | |
38 | ||
6322ac79 | 39 | function validate_session() { |
e9b74692 AD |
40 | if (SINGLE_USER_MODE) return true; |
41 | ||
ffc3a1e5 | 42 | if (isset($_SESSION["ref_schema_version"]) && $_SESSION["ref_schema_version"] != session_get_schema_version(true)) { |
04a8c206 AD |
43 | $_SESSION["login_error_msg"] = |
44 | __("Session failed to validate (schema version changed)"); | |
e9b74692 | 45 | return false; |
04a8c206 | 46 | } |
e9b74692 AD |
47 | |
48 | if ($_SESSION["uid"]) { | |
404e2e36 | 49 | $result = Db::get()->query( |
e9b74692 AD |
50 | "SELECT pwd_hash FROM ttrss_users WHERE id = '".$_SESSION["uid"]."'"); |
51 | ||
52 | // user not found | |
404e2e36 | 53 | if (Db::get()->num_rows($result) == 0) { |
04a8c206 AD |
54 | |
55 | $_SESSION["login_error_msg"] = | |
56 | __("Session failed to validate (user not found)"); | |
57 | ||
e9b74692 AD |
58 | return false; |
59 | } else { | |
404e2e36 | 60 | $pwd_hash = Db::get()->fetch_result($result, 0, "pwd_hash"); |
e9b74692 AD |
61 | |
62 | if ($pwd_hash != $_SESSION["pwd_hash"]) { | |
04a8c206 AD |
63 | |
64 | $_SESSION["login_error_msg"] = | |
65 | __("Session failed to validate (password changed)"); | |
66 | ||
e9b74692 AD |
67 | return false; |
68 | } | |
69 | } | |
70 | } | |
71 | ||
e9b74692 AD |
72 | return true; |
73 | } | |
74 | ||
75 | ||
5be00836 | 76 | function ttrss_open ($s, $n) { |
36bfab86 AD |
77 | return true; |
78 | } | |
79 | ||
5be00836 | 80 | function ttrss_read ($id){ |
404e2e36 AD |
81 | global $session_expire; |
82 | ||
83 | $res = Db::get()->query("SELECT data FROM ttrss_sessions WHERE id='$id'"); | |
3d72afa1 | 84 | |
404e2e36 | 85 | if (Db::get()->num_rows($res) != 1) { |
36bfab86 | 86 | |
404e2e36 | 87 | $expire = time() + $session_expire; |
36bfab86 | 88 | |
404e2e36 AD |
89 | Db::get()->query("INSERT INTO ttrss_sessions (id, data, expire) |
90 | VALUES ('$id', '', '$expire')"); | |
3d72afa1 | 91 | |
36bfab86 AD |
92 | return ""; |
93 | } else { | |
404e2e36 | 94 | return base64_decode(Db::get()->fetch_result($res, 0, "data")); |
36bfab86 | 95 | } |
404e2e36 | 96 | |
36bfab86 AD |
97 | } |
98 | ||
5be00836 | 99 | function ttrss_write ($id, $data) { |
404e2e36 | 100 | global $session_expire; |
3d72afa1 | 101 | |
404e2e36 | 102 | $data = base64_encode($data); |
36bfab86 | 103 | $expire = time() + $session_expire; |
3d72afa1 | 104 | |
404e2e36 | 105 | Db::get()->query("UPDATE ttrss_sessions SET data='$data', expire='$expire' WHERE id='$id'"); |
3d72afa1 | 106 | |
36bfab86 AD |
107 | return true; |
108 | } | |
109 | ||
5be00836 | 110 | function ttrss_close () { |
36bfab86 AD |
111 | return true; |
112 | } | |
113 | ||
404e2e36 AD |
114 | function ttrss_destroy($id) { |
115 | Db::get()->query("DELETE FROM ttrss_sessions WHERE id = '$id'"); | |
3d72afa1 | 116 | |
36bfab86 AD |
117 | return true; |
118 | } | |
119 | ||
5be00836 | 120 | function ttrss_gc ($expire) { |
404e2e36 | 121 | Db::get()->query("DELETE FROM ttrss_sessions WHERE expire < " . time()); |
33d131d6 AD |
122 | |
123 | return true; | |
36bfab86 AD |
124 | } |
125 | ||
5c81e817 | 126 | if (!SINGLE_USER_MODE /* && DB_TYPE == "pgsql" */) { |
3d72afa1 AD |
127 | session_set_save_handler("ttrss_open", |
128 | "ttrss_close", "ttrss_read", "ttrss_write", | |
5be00836 | 129 | "ttrss_destroy", "ttrss_gc"); |
404e2e36 | 130 | register_shutdown_function('session_write_close'); |
8fd92701 | 131 | } |
d620cfe7 | 132 | |
9ce7a554 AD |
133 | if (!defined('NO_SESSION_AUTOSTART')) { |
134 | if (isset($_COOKIE[session_name()])) { | |
5160620c AD |
135 | @session_start(); |
136 | } | |
964f1533 | 137 | } |
36bfab86 | 138 | ?> |