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ea27475b VP |
1 | <?php |
2 | ||
3 | require_once "SQL/sql.php"; | |
ce9cf366 | 4 | require_once "SQL/settings.php"; |
4d634d0a | 5 | |
ea27475b VP |
6 | class sql_auth |
7 | { | |
b44a2e97 | 8 | public $name = "SQLAuth"; |
ea27475b VP |
9 | public $author = "Valware"; |
10 | public $version = "1.0"; | |
11 | public $description = "Provides a User Auth and Management Panel with an SQL backend"; | |
12 | ||
13 | function __construct() | |
14 | { | |
5015c85c | 15 | self::create_tables(); |
b44a2e97 | 16 | Hook::func(HOOKTYPE_PRE_HEADER, 'sql_auth::session_start'); |
33f512fa | 17 | Hook::func(HOOKTYPE_FOOTER, 'sql_auth::add_footer_info'); |
6930484c VP |
18 | Hook::func(HOOKTYPE_USER_LOOKUP, 'sql_auth::get_user'); |
19 | Hook::func(HOOKTYPE_USERMETA_ADD, 'sql_auth::add_usermeta'); | |
20 | Hook::func(HOOKTYPE_USERMETA_DEL, 'sql_auth::del_usermeta'); | |
21 | Hook::func(HOOKTYPE_USERMETA_GET, 'sql_auth::get_usermeta'); | |
180b8ec1 VP |
22 | Hook::func(HOOKTYPE_USER_CREATE, 'sql_auth::user_create'); |
23 | Hook::func(HOOKTYPE_GET_USER_LIST, 'sql_auth::get_user_list'); | |
24 | Hook::func(HOOKTYPE_USER_DELETE, 'sql_auth::user_delete'); | |
4d634d0a VP |
25 | |
26 | if (defined('SQL_DEFAULT_USER')) // we've got a default account | |
27 | { | |
6930484c | 28 | $lkup = new PanelUser(SQL_DEFAULT_USER['username']); |
4d634d0a VP |
29 | |
30 | if (!$lkup->id) // doesn't exist, add it with full privileges | |
31 | { | |
180b8ec1 VP |
32 | $user = []; |
33 | $user['user_name'] = SQL_DEFAULT_USER['username']; | |
34 | $user['user_pass'] = SQL_DEFAULT_USER['password']; | |
35 | $user['err'] = ""; | |
36 | create_new_user($user); | |
4d634d0a VP |
37 | } |
38 | } | |
ea27475b VP |
39 | } |
40 | ||
ea27475b | 41 | |
33f512fa VP |
42 | public static function add_footer_info($empty) |
43 | { | |
44 | if (!($user = unreal_get_current_user())) | |
45 | return; | |
46 | ||
47 | else { | |
48 | echo "<code>Admin Panel v" . WEBPANEL_VERSION . "</code>"; | |
49 | } | |
50 | } | |
51 | ||
3a8ffab8 | 52 | /* pre-Header hook */ |
b44a2e97 VP |
53 | public static function session_start($n) |
54 | { | |
06369f59 VP |
55 | if (!isset($_SESSION)) |
56 | { | |
57 | session_set_cookie_params(3600); | |
58 | session_start(); | |
59 | } | |
454379e3 VP |
60 | do_log($_SESSION); |
61 | if (!isset($_SESSION['id']) || empty($_SESSION)) | |
b44a2e97 | 62 | { |
3a8ffab8 VP |
63 | $secure = ($_SERVER['HTTPS'] == 'on') ? "https://" : "http://"; |
64 | $current_url = "$secure$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]"; | |
ce9cf366 VP |
65 | $tok = split($_SERVER['SCRIPT_FILENAME'], "/"); |
66 | if ($check = security_check() && $tok[count($tok) - 1] !== "error.php") { | |
67 | header("Location: " . BASE_URL . "plugins/sql_auth/error.php"); | |
68 | die(); | |
69 | } | |
321b7b81 | 70 | header("Location: ".BASE_URL."login/?redirect=".urlencode($current_url)); |
454379e3 | 71 | die(); |
b44a2e97 | 72 | } |
08ce3aa7 VP |
73 | else |
74 | { | |
f5e3ecee | 75 | if (!unreal_get_current_user()->id) // user no longer exists |
08ce3aa7 VP |
76 | { |
77 | session_destroy(); | |
321b7b81 | 78 | header("Location: ".BASE_URL."login"); |
f5e3ecee | 79 | die(); |
08ce3aa7 | 80 | } |
e3e93dde | 81 | // you'll be automatically logged out after one hour of inactivity |
08ce3aa7 | 82 | } |
b44a2e97 | 83 | } |
ea27475b | 84 | |
ce9cf366 VP |
85 | /** |
86 | * Create the tables we'll be using in the SQLdb | |
87 | * @return void | |
88 | */ | |
5015c85c VP |
89 | public static function create_tables() |
90 | { | |
91 | $conn = sqlnew(); | |
92 | $conn->query("CREATE TABLE IF NOT EXISTS " . SQL_PREFIX . "users ( | |
93 | user_id int AUTO_INCREMENT NOT NULL, | |
94 | user_name VARCHAR(255) NOT NULL, | |
95 | user_pass VARCHAR(255) NOT NULL, | |
96 | ||
97 | user_fname VARCHAR(255), | |
98 | user_lname VARCHAR(255), | |
99 | user_bio VARCHAR(255), | |
100 | created VARCHAR(255), | |
101 | PRIMARY KEY (user_id) | |
102 | )"); | |
103 | $conn->query("CREATE TABLE IF NOT EXISTS " . SQL_PREFIX . "user_meta ( | |
104 | meta_id int AUTO_INCREMENT NOT NULL, | |
105 | user_id int NOT NULL, | |
106 | meta_key VARCHAR(255) NOT NULL, | |
107 | meta_value VARCHAR(255), | |
108 | PRIMARY KEY (meta_id) | |
109 | )"); | |
ce9cf366 VP |
110 | $conn->query("CREATE TABLE IF NOT EXISTS " . SQL_PREFIX . "auth_settings ( |
111 | id int AUTO_INCREMENT NOT NULL, | |
112 | setting_key VARCHAR(255) NOT NULL, | |
113 | setting_value VARCHAR(255), | |
114 | PRIMARY KEY (id) | |
115 | )"); | |
33f512fa VP |
116 | $conn->query("CREATE TABLE IF NOT EXISTS " . SQL_PREFIX . "fail2ban ( |
117 | id int AUTO_INCREMENT NOT NULL, | |
118 | ip VARCHAR(255) NOT NULL, | |
119 | count VARCHAR(255), | |
120 | PRIMARY KEY (id) | |
121 | )"); | |
9c643401 | 122 | new AuthSettings(); |
5015c85c VP |
123 | } |
124 | ||
6930484c VP |
125 | /* We convert $u with a full user as an object ;D*/ |
126 | public static function get_user(&$u) | |
127 | { | |
128 | $id = $u['id']; | |
129 | $name = $u['name']; | |
130 | $conn = sqlnew(); | |
131 | ||
132 | if ($id) | |
133 | { | |
134 | $prep = $conn->prepare("SELECT * FROM " . SQL_PREFIX . "users WHERE user_id = :id LIMIT 1"); | |
135 | $prep->execute(["id" => strtolower($id)]); | |
136 | } | |
137 | elseif ($name) | |
138 | { | |
139 | $prep = $conn->prepare("SELECT * FROM " . SQL_PREFIX . "users WHERE LOWER(user_name) = :name LIMIT 1"); | |
140 | $prep->execute(["name" => strtolower($name)]); | |
141 | } | |
142 | $data = NULL; | |
143 | $obj = (object) []; | |
144 | if ($prep) | |
145 | $data = $prep->fetchAll(); | |
146 | if (isset($data[0]) && $data = $data[0]) | |
147 | { | |
148 | $obj->id = $data['user_id']; | |
149 | $obj->username = $data['user_name']; | |
150 | $obj->passhash = $data['user_pass']; | |
151 | $obj->first_name = $data['user_fname'] ?? NULL; | |
152 | $obj->last_name = $data['user_lname'] ?? NULL; | |
153 | $obj->created = $data['created']; | |
154 | $obj->bio = $data['user_bio']; | |
155 | $obj->user_meta = (new PanelUser_Meta($obj->id))->list; | |
156 | } | |
157 | $u['object'] = $obj; | |
158 | } | |
159 | ||
160 | public static function get_usermeta(&$u) | |
161 | { | |
162 | //do_log($u); | |
163 | $list = &$u['meta']; | |
164 | $id = $u['id']; | |
165 | $conn = sqlnew(); | |
166 | if (isset($id)) | |
167 | { | |
168 | $prep = $conn->prepare("SELECT * FROM " . SQL_PREFIX . "user_meta WHERE user_id = :id"); | |
169 | $prep->execute(["id" => $id]); | |
170 | } | |
171 | foreach ($prep->fetchAll() as $row) | |
172 | { | |
173 | $list[$row['meta_key']] = $row['meta_value']; | |
174 | } | |
175 | } | |
176 | ||
177 | public static function add_usermeta(&$meta) | |
178 | { | |
da6fa2d1 | 179 | $meta = $meta['meta']; |
6930484c VP |
180 | $conn = sqlnew(); |
181 | /* check if it exists first, update it if it does */ | |
182 | $query = "SELECT * FROM " . SQL_PREFIX . "user_meta WHERE user_id = :id AND meta_key = :key"; | |
183 | $stmt = $conn->prepare($query); | |
184 | $stmt->execute(["id" => $meta['id'], "key" => $meta['key']]); | |
185 | if ($stmt->rowCount()) // it exists, update instead of insert | |
186 | { | |
187 | $query = "UPDATE " . SQL_PREFIX . "user_meta SET meta_value = :value WHERE user_id = :id AND meta_key = :key"; | |
188 | $stmt = $conn->prepare($query); | |
189 | $stmt->execute($meta); | |
190 | if ($stmt->rowCount()) | |
191 | return true; | |
192 | return false; | |
193 | } | |
194 | ||
195 | else | |
196 | { | |
197 | $query = "INSERT INTO " . SQL_PREFIX . "user_meta (user_id, meta_key, meta_value) VALUES (:id, :key, :value)"; | |
198 | $stmt = $conn->prepare($query); | |
199 | $stmt->execute($meta); | |
200 | if ($stmt->rowCount()) | |
201 | return true; | |
202 | return false; | |
203 | } | |
204 | } | |
205 | public static function del_usermeta(&$u) | |
206 | { | |
207 | $conn = sqlnew(); | |
208 | $query = "DELETE FROM " . SQL_PREFIX . "user_meta WHERE user_id = :id AND meta_key = :key"; | |
209 | $stmt = $conn->prepare($query); | |
210 | $stmt->execute($u['meta']); | |
211 | if ($stmt->rowCount()) | |
212 | return true; | |
213 | return false; | |
214 | } | |
180b8ec1 VP |
215 | public static function user_create(&$u) |
216 | { | |
217 | $username = $u['user_name']; | |
218 | $first_name = $u['fname']; | |
219 | $last_name = $u['lname']; | |
220 | $password = $u['user_pass']; | |
221 | $user_bio = $u['user_bio']; | |
222 | $conn = sqlnew(); | |
223 | $prep = $conn->prepare("INSERT INTO " . SQL_PREFIX . "users (user_name, user_pass, user_fname, user_lname, user_bio, created) VALUES (:name, :pass, :fname, :lname, :user_bio, :created)"); | |
224 | $prep->execute(["name" => $username, "pass" => $password, "fname" => $first_name, "lname" => $last_name, "user_bio" => $user_bio, "created" => date("Y-m-d H:i:s")]); | |
225 | if ($prep->rowCount()) | |
226 | $u['success'] = true; | |
227 | else | |
228 | $u['errmsg'][] = "Could not add user"; | |
229 | } | |
230 | ||
231 | public static function get_user_list(&$list) | |
232 | { | |
233 | $conn = sqlnew(); | |
234 | $result = $conn->query("SELECT user_id FROM " . SQL_PREFIX . "users"); | |
235 | if (!$result) // impossible | |
236 | { | |
237 | die("Something went wrong."); | |
238 | } | |
239 | $userlist = []; | |
240 | while($row = $result->fetch()) | |
241 | { | |
242 | $userlist[] = new PanelUser(NULL, $row['user_id']); | |
243 | } | |
244 | if (!empty($userlist)) | |
245 | $list = $userlist; | |
246 | ||
247 | } | |
248 | public static function user_delete(&$u) | |
249 | { | |
250 | $user = $u['user']; | |
251 | $query = "DELETE FROM " . SQL_PREFIX . "users WHERE user_id = :id"; | |
252 | $conn = sqlnew(); | |
253 | $stmt = $conn->prepare($query); | |
254 | $stmt->execute(["id" => $user->id]); | |
255 | $deleted = $stmt->rowCount(); | |
256 | if ($deleted) | |
257 | { | |
258 | $u['info'][] = "Successfully deleted user \"$user->username\""; | |
259 | $u['boolint'] = 1; | |
260 | } else { | |
261 | $u['info'][] = "Unknown error"; | |
262 | $u['boolint'] = 0; | |
263 | } | |
264 | } | |
ce9cf366 VP |
265 | } |
266 | ||
267 | ||
268 | function security_check() | |
269 | { | |
270 | $ip = $_SERVER['REMOTE_ADDR']; | |
271 | if (dnsbl_check($ip)) | |
272 | return true; | |
273 | ||
274 | else if (fail2ban_check($ip)) | |
275 | { | |
276 | ||
277 | } | |
278 | } | |
279 | ||
280 | function dnsbl_check($ip) | |
281 | { | |
282 | $dnsbl_lookup = DNSBL; | |
283 | ||
284 | // clear variable just in case | |
285 | $listed = NULL; | |
286 | ||
287 | // if the IP was not given because you're an idiot, stop processing | |
288 | if (!$ip) { return; } | |
289 | ||
290 | // get the first two segments of the IPv4 | |
291 | $because = split($ip, "."); // why you | |
292 | $you = $because[1]; // gotta play | |
293 | $want = $because[2]; // that song | |
294 | $to = $you.".".$want."."; // so loud? | |
295 | ||
296 | // exempt local connections because sometimes they get a false positive | |
297 | if ($to == "192.168." || $to == "127.0.") { return NULL; } | |
298 | ||
299 | // you spin my IP right round, right round, to check the records baby, right round-round-round | |
300 | $reverse_ip = glue(array_reverse(split($ip, ".")), "."); | |
301 | ||
302 | // checkem | |
303 | foreach ($dnsbl_lookup as $host) { | |
304 | ||
305 | //if it was listed | |
306 | if (checkdnsrr($reverse_ip . "." . $host . ".", "A")) { | |
307 | ||
308 | //take note | |
309 | $listed = $host; | |
310 | } | |
311 | } | |
312 | ||
313 | // if it was safe, return NOTHING | |
314 | if (!$listed) { | |
315 | return NULL; | |
316 | } | |
317 | ||
318 | // else, you guessed it, return where it was listed | |
319 | else { | |
320 | return $listed; | |
321 | } | |
322 | } | |
323 | ||
324 | function fail2ban_check($ip) | |
33f512fa VP |
325 | { |
326 | ||
327 | } |