| commit | author | age | ||
| 175a52 | 1 | <?php |
| JK | 2 | if(!extension_loaded('mysql')) { |
| 3 | error::add('Brak rozszerzenia MySQL. Skrypt nie będzie działał.'); | |
| 4 | } | |
| 5 | ||
| 6 | class sql { | |
| 7 | static $db; | |
| 8 | static $queries = 0; | |
| 9 | ||
| 10 | static function connect() { | |
| 11 | # !!! | |
| 12 | # TUTAJ USTAW DANE LOGOWANIA DO BAZY: | |
| 13 | self::$db = @mysql_connect('host', 'uzytkownik', 'haslo'); | |
| 14 | if(!self::$db) { | |
| 15 | error::add(mysql_error()); | |
| 16 | } | |
| 17 | ||
| 18 | self::query('SET CHARACTER SET \'UTF8\''); | |
| 19 | self::query('SET NAMES \'UTF8\''); | |
| 20 | ||
| 21 | self::$queries = 0; | |
| 22 | ||
| 23 | # !!! | |
| 24 | # TUTAJ USTAW NAZWĘ BAZY | |
| 25 | if(!@mysql_select_db('baza')) { | |
| 26 | error::add(mysql_error()); | |
| 27 | } | |
| 28 | } | |
| 29 | ||
| 30 | static function query($q) { | |
| 31 | if(!self::$db) { | |
| 32 | self::connect(); | |
| 33 | } | |
| 34 | ||
| 35 | if(!@mysql_ping(self::$db)) { | |
| 36 | self::connect(); | |
| 37 | } | |
| 38 | ||
| 39 | $r = @mysql_query($q, self::$db); | |
| 40 | ||
| 41 | self::$queries++; | |
| 42 | ||
| 43 | if($r===FALSE) { | |
| 44 | error::add(mysql_error().' '.$q); | |
| 45 | } | |
| 46 | ||
| 47 | return $r; | |
| 48 | } | |
| 49 | ||
| 50 | static function fetchonea($q) { | |
| 51 | return mysql_fetch_assoc($q); | |
| 52 | } | |
| 53 | ||
| 54 | static function fetchone($q) { | |
| 55 | return mysql_fetch_array($q); | |
| 56 | } | |
| 57 | ||
| 58 | static function fetch($q) { | |
| 59 | while ($entry = mysql_fetch_array($q)) { | |
| 60 | $r[] = $entry; | |
| 61 | } | |
| 62 | ||
| 63 | if(!$r) { | |
| 64 | $r = array(); | |
| 65 | } | |
| 66 | ||
| 67 | return $r; | |
| 68 | } | |
| 69 | ||
| 70 | static function increment_id() { | |
| 71 | return mysql_insert_id(self::$db); | |
| 72 | } | |
| 73 | ||
| 74 | static function affected() { | |
| 75 | return mysql_affected_rows(self::$db); | |
| 76 | } | |
| 77 | ||
| 78 | static function escape($q) { | |
| 79 | if(!self::$db) { | |
| 80 | self::connect(); | |
| 81 | } | |
| 82 | ||
| 83 | if(!@mysql_ping(self::$db)) { | |
| 84 | self::connect(); | |
| 85 | } | |
| 86 | ||
| 87 | return mysql_real_escape_string($q, self::$db); | |
| 88 | } | |
| 89 | ||
| 90 | static function close() { | |
| 91 | mysql_close(self::$db); | |
| 92 | } | |
| 93 | } | |
| 94 | ||
| 95 | class db2 { | |
| 96 | // FALSE - Allows WHERE queries other than "is equal" | |
| 97 | // LIKE, MATCH ... AGAINST, !=, >, <, IS NULL ... | |
| 98 | static $SAFE_MODE_WHERE = FALSE; | |
| 99 | ||
| 100 | // FALSE - Allows SELECT * | |
| 101 | static $SAFE_MODE_SELECT = FALSE; | |
| 102 | ||
| 103 | // FALSE - Skipping empty fields in INSERTs | |
| 104 | static $SAFE_MODE_INSERT = FALSE; | |
| 105 | ||
| 106 | // FALSE - Empty field is stated as NULL | |
| 107 | static $SAFE_MODE_UPDATE = FALSE; | |
| 108 | ||
| 109 | // FALSE - Allows JOINs | |
| 110 | static $SAFE_MODE_TABLE = FALSE; | |
| 111 | ||
| 112 | // FALSE - Allow `table`.`key` using table.key | |
| 113 | static $SAFE_MODE_KEY = FALSE; | |
| 114 | ||
| 115 | // Do htmlspecialchars() on db2::get results? | |
| 116 | static $ESCAPE_DATA = TRUE; | |
| 117 | ||
| 118 | static $revelance = FALSE; | |
| 119 | ||
| 120 | static function revelance() { | |
| 121 | return (bool)self::$revelance; | |
| 122 | } | |
| 123 | ||
| 124 | static function __combine_insert($keys) { | |
| 125 | foreach($keys as $key => $value) { | |
| 126 | if(empty($key)) { | |
| 127 | continue; | |
| 128 | } | |
| 129 | ||
| 130 | if(!self::$SAFE_MODE_INSERT AND $value==='') { | |
| 131 | continue; | |
| 132 | } | |
| 133 | ||
| 134 | $a[] = '`'.sql::escape($key).'`'; | |
| 135 | $b[] = '\''.sql::escape($value).'\''; | |
| 136 | } | |
| 137 | ||
| 138 | return '('.implode(', ', $a).') VALUES ('.implode(', ', $b).')'; | |
| 139 | } | |
| 140 | ||
| 141 | static function __combine_update($keys) { | |
| 142 | foreach($keys as $key => $value) { | |
| 143 | if(empty($key)) { | |
| 144 | continue; | |
| 145 | } | |
| 146 | ||
| 147 | if(!self::$SAFE_MODE_UPDATE AND $value==='') { | |
| 148 | $value = NULL; | |
| 149 | } | |
| 150 | if(is_null($value)) { | |
| 151 | $a[] = '`'.sql::escape($key).'`=NULL'; | |
| 152 | } | |
| 153 | else | |
| 154 | { | |
| 155 | $a[] = '`'.sql::escape($key).'`=\''.sql::escape($value).'\''; | |
| 156 | } | |
| 157 | } | |
| 158 | ||
| 159 | return implode(', ', $a); | |
| 160 | } | |
| 161 | ||
| 162 | static function __combine_select($keys, $revelance=FALSE) { | |
| 163 | if(!self::$SAFE_MODE_SELECT && $keys=='*') { | |
| 164 | $a[] = '*'; | |
| 165 | } | |
| 166 | else | |
| 167 | { | |
| 168 | if(!is_array($keys)) { | |
| 169 | $keys = array($keys); | |
| 170 | } | |
| 171 | ||
| 172 | foreach($keys as $v) { | |
| 173 | $a[] = self::__combine_keyn($v); | |
| 174 | if($one) break; | |
| 175 | } | |
| 176 | ||
| 177 | } | |
| 178 | ||
| 179 | if($revelance && self::$revelance) { | |
| 180 | $a[] = self::$revelance; | |
| 181 | } | |
| 182 | ||
| 183 | return implode(', ', $a); | |
| 184 | } | |
| 185 | ||
| 186 | static function __combine_where($keys, $revelance=FALSE) { | |
| 187 | self::$revelance = FALSE; | |
| 188 | ||
| 189 | $implode = ' AND '; | |
| 190 | ||
| 191 | if(!is_array($keys) OR empty($keys)) { | |
| 192 | return ''; | |
| 193 | } | |
| 194 | ||
| 195 | if(self::$SAFE_MODE_WHERE) { | |
| 196 | foreach($keys as $key => $value) { | |
| 197 | if(is_null($value)) { | |
| 198 | $a[] = self::__combine_keyn($key).' IS NULL'; | |
| 199 | } | |
| 200 | else | |
| 201 | { | |
| 202 | $a[] = self::__combine_keyn($key).'=\''.sql::escape($value).'\''; | |
| 203 | } | |
| 204 | } | |
| 205 | } | |
| 206 | else | |
| 207 | { | |
| 208 | $a = array(); | |
| 209 | foreach($keys as $key => $v) { | |
| 210 | if(!is_array($v)) { | |
| 211 | $v = array($v); | |
| 212 | } | |
| 213 | ||
| 214 | foreach($v as $value) { | |
| 215 | if($key === 'OR') { | |
| 216 | $implode = ' OR '; | |
| 217 | } | |
| 218 | elseif(substr($key, -1)=='!' AND is_null($value) OR $value==='') { | |
| 219 | $a[] = self::__combine_keyn(substr($key, 0, -1)).' IS NOT NULL'; | |
| 220 | } | |
| 221 | elseif(is_null($value) OR $value==='') { | |
| 222 | $a[] = self::__combine_keyn($key).' IS NULL'; | |
| 223 | } | |
| 224 | elseif(substr($key, -1)=='!') { | |
| 225 | $a[] = self::__combine_keyn(substr($key, 0, -1)).'!=\''.sql::escape($value).'\''; | |
| 226 | } | |
| 227 | elseif($key=='^') { | |
| 228 | $a[] = 'MAX('.self::__combine_keyn($value).')'; | |
| 229 | } | |
| 230 | elseif(substr($key, -2)=='~~') { | |
| 231 | $temp = 'MATCH ('.self::__combine_keyn(substr($key, 0, -2)).') AGAINST (\''.sql::escape($value).'\')'; | |
| 232 | if($revelance) { | |
| 233 | self::$revelance = $temp.' AS `revelance`'; | |
| 234 | } | |
| 235 | ||
| 236 | $a[] = $temp; | |
| 237 | } | |
| 238 | elseif(substr($key, -1)=='~') { | |
| 239 | $a[] = self::__combine_keyn(substr($key, 0, -1)).' LIKE \''.sql::escape($value).'\''; | |
| 240 | } | |
| 241 | elseif(substr($key, -2)=='>=') { | |
| 242 | $a[] = self::__combine_keyn(substr($key, 0, -2)).'>=\''.sql::escape($value).'\''; | |
| 243 | } | |
| 244 | elseif(substr($key, -2)=='<=') { | |
| 245 | $a[] = self::__combine_keyn(substr($key, 0, -2)).'<=\''.sql::escape($value).'\''; | |
| 246 | } | |
| 247 | elseif(substr($key, -1)=='>') { | |
| 248 | $a[] = self::__combine_keyn(substr($key, 0, -1)).'>\''.sql::escape($value).'\''; | |
| 249 | } | |
| 250 | elseif(substr($key, -1)=='<') { | |
| 251 | $a[] = self::__combine_keyn(substr($key, 0, -1)).'<\''.sql::escape($value).'\''; | |
| 252 | } | |
| 253 | else | |
| 254 | { | |
| 255 | $a[] = self::__combine_keyn($key).'=\''.sql::escape($value).'\''; | |
| 256 | } | |
| 257 | } | |
| 258 | } | |
| 259 | } | |
| 260 | ||
| 261 | return ' WHERE '.implode($implode, $a).$addon; | |
| 262 | } | |
| 263 | ||
| 264 | static function __combine_limit($limit, $stop) { | |
| 265 | if(!ctype_digit($limit) AND !is_int($limit)) { | |
| 266 | return ''; | |
| 267 | } | |
| 268 | elseif(!ctype_digit($stop) AND !is_int($stop)) { | |
| 269 | return ' LIMIT '.$limit; | |
| 270 | } | |
| 271 | else | |
| 272 | { | |
| 273 | return ' LIMIT '.$limit.', '.$stop; | |
| 274 | } | |
| 275 | } | |
| 276 | ||
| 277 | static function __combine_order($keys, $revelance=FALSE) { | |
| 278 | if(empty($keys)) { | |
| 279 | return ''; | |
| 280 | } | |
| 281 | ||
| 282 | if(!is_array($keys)) { | |
| 283 | $keys = array($keys => 'ASC'); | |
| 284 | } | |
| 285 | ||
| 286 | foreach($keys as $key => $value) { | |
| 287 | $bvalue = strtoupper($value); | |
| 288 | if($bvalue != 'ASC' AND $bvalue != 'DESC') { | |
| 289 | $key = $value; | |
| 290 | $value = 'ASC'; | |
| 291 | } | |
| 292 | else | |
| 293 | { | |
| 294 | $value = $bvalue; | |
| 295 | } | |
| 296 | ||
| 297 | if((!$revelance OR !self::$revelance) AND $key=='revelance') { | |
| 298 | continue; | |
| 299 | } | |
| 300 | ||
| 301 | $a[] = self::__combine_keyn($key).' '.$value; | |
| 302 | } | |
| 303 | ||
| 304 | return ' ORDER BY '.implode(', ', $a); | |
| 305 | } | |
| 306 | ||
| 307 | private static function __combine_tablelist($key, $value) { | |
| 308 | $as = FALSE; | |
| 309 | if(!is_int($key)) { | |
| 310 | $as = $value; | |
| 311 | $value = $key; | |
| 312 | } | |
| 313 | return '`'.sql::escape($value).'`'.($as ? ' AS `'.sql::escape($as).'`' : ''); | |
| 314 | } | |
| 315 | ||
| 316 | static function __combine_keyn($key) { | |
| 317 | if(!self::$SAFE_MODE_KEY AND strpos($key, '.')!==FALSE) { | |
| 318 | $key = explode('.', $key, 2); | |
| 319 | return '`'.sql::escape($key[0]).'`.`'.sql::escape($key[1]).'`'; | |
| 320 | } | |
| 321 | ||
| 322 | return '`'.sql::escape($key).'`'; | |
| 323 | } | |
| 324 | ||
| 325 | static function __combine_table($table) { | |
| 326 | if(!is_array($table) OR self::$SAFE_MODE_TABLE) { | |
| 327 | return '`'.sql::escape($table).'` '; | |
| 328 | } | |
| 329 | else | |
| 330 | { | |
| 331 | $ret = array(); | |
| 332 | foreach($table as $key => $value) { | |
| 333 | if(empty($value)) { | |
| 334 | continue; | |
| 335 | } | |
| 336 | ||
| 337 | if(!is_array($value)) { | |
| 338 | $ret[] = self::__combine_tablelist($key, $value); | |
| 339 | } | |
| 340 | else | |
| 341 | { | |
| 342 | switch(strtoupper($value[0])) { | |
| 343 | case 'L': | |
| 344 | $sub = 'LEFT JOIN '; | |
| 345 | break; | |
| 346 | case 'R': | |
| 347 | $sub = 'RIGHT JOIN '; | |
| 348 | break; | |
| 349 | case 'J': | |
| 350 | $sub = 'JOIN '; | |
| 351 | break; | |
| 352 | case 'S': | |
| 353 | $sub = 'STRAIGHT_JOIN '; | |
| 354 | break; | |
| 355 | default: | |
| 356 | continue 2; | |
| 357 | break; | |
| 358 | } | |
| 359 | ||
| 360 | if(!is_array($value[1])) { | |
| 361 | $value[1] = array($value[1]); | |
| 362 | } | |
| 363 | foreach($value[1] as $k => $v) { | |
| 364 | $sub1[] = self::__combine_tablelist($k, $v); | |
| 365 | } | |
| 366 | $sub .= implode(', ', $sub1).' '; | |
| 367 | ||
| 368 | if(strtoupper($value[2])=='USING') { | |
| 369 | $sub .= 'USING ('.self::__combine_select($value[3]).')'; | |
| 370 | } | |
| 371 | elseif(strtoupper($value[2])=='ON') { | |
| 372 | $sub .= 'ON '.substr(self::__combine_where($value[3]), 7); | |
| 373 | } | |
| 374 | ||
| 375 | if($value[4]) { | |
| 376 | $sub .= ' HAVING '.self::__combine_where($value[4]); | |
| 377 | ||
| 378 | } | |
| 379 | ||
| 380 | $ret[] = $sub; | |
| 381 | } | |
| 382 | } | |
| 383 | ||
| 384 | return implode(' ', $ret).' '; | |
| 385 | } | |
| 386 | } | |
| 387 | ||
| 388 | static function escape_data($data) { | |
| 389 | if(self::$ESCAPE_DATA) { | |
| 390 | if(is_array($data)) { | |
| 391 | foreach($data as &$value) { | |
| 392 | $value = self::escape_data($value); | |
| 393 | } | |
| 394 | } | |
| 395 | elseif(is_string($data)) { | |
| 396 | $data = htmlspecialchars($data); | |
| 397 | } | |
| 398 | } | |
| 399 | ||
| 400 | return $data; | |
| 401 | } | |
| 402 | ||
| 403 | static function get($table, $keys, $where=NULL, $order=NULL, $limit=NULL, $stop=NULL, $revelance=FALSE) { | |
| 404 | $where = self::__combine_where($where, $revelance); | |
| 405 | $keys = self::__combine_select($keys, $revelance); | |
| 406 | ||
| 407 | $q = sql::query('SELECT '.$keys.' FROM '.self::__combine_table($table).$where.self::__combine_order($order, $revelance).self::__combine_limit($limit, $stop)); | |
| 408 | return self::escape_data(sql::fetch($q)); | |
| 409 | } | |
| 410 | ||
| 411 | static function getone($table, $keys, $where=NULL, $order=NULL, $limit=NULL, $stop=NULL, $revelance=FALSE) { | |
| 412 | $where = self::__combine_where($where, $revelance); | |
| 413 | $keys = self::__combine_select($keys, $revelance); | |
| 414 | ||
| 415 | $q = sql::query('SELECT '.$keys.' FROM '.self::__combine_table($table).$where.self::__combine_order($order, $revelance).self::__combine_limit($limit, $stop)); | |
| 416 | return self::escape_data(sql::fetchone($q)); | |
| 417 | } | |
| 418 | ||
| 419 | static function num($table, $key, $where=NULL) { | |
| 420 | $q = sql::query('SELECT COUNT('.self::__combine_select($key, $one).') AS `num` FROM '.self::__combine_table($table).self::__combine_where($where)); | |
| 421 | $r = sql::fetchone($q); | |
| 422 | return $r['num']; | |
| 423 | } | |
| 424 | ||
| 425 | static function add($table, $keys) { | |
| 426 | sql::query('INSERT INTO `'.sql::escape($table).'` '.self::__combine_insert($keys)); | |
| 427 | return sql::affected(); | |
| 428 | } | |
| 429 | ||
| 430 | static function edit($table, $keys, $where=NULL, $order=NULL, $limit=NULL, $stop=NULL) { | |
| 431 | sql::query('UPDATE `'.sql::escape($table).'` SET '.self::__combine_update($keys).self::__combine_where($where).self::__combine_order($order).self::__combine_limit($limit, $stop)); | |
| 432 | return sql::affected(); | |
| 433 | } | |
| 434 | ||
| 435 | static function del($table, $where=NULL, $order=NULL, $limit=NULL, $stop=NULL) { | |
| 436 | sql::query('DELETE FROM `'.sql::escape($table).'`'.self::__combine_where($where).self::__combine_order($order).self::__combine_limit($limit, $stop)); | |
| 437 | return sql::affected(); | |
| 438 | } | |
| 439 | ||
| 440 | static function last_id() { | |
| 441 | return sql::increment_id(); | |
| 442 | } | |
| 443 | } | |
| 444 | ?> | |
