git.m6w6.name Git - m6w6/ext-http/blob - http_querystring_object.c

   1 /*
   2     +--------------------------------------------------------------------+
   3     | PECL :: http                                                       |
   4     +--------------------------------------------------------------------+
   5     | Redistribution and use in source and binary forms, with or without |
   6     | modification, are permitted provided that the conditions mentioned |
   7     | in the accompanying LICENSE file are met.                          |
   8     +--------------------------------------------------------------------+
   9     | Copyright (c) 2004-2006, Michael Wallner <mike@php.net>            |
  10     +--------------------------------------------------------------------+
  11 */
  12
  13 /* $Id$ */
  14
  15 #define HTTP_WANT_SAPI
  16 #include "php_http.h"
  17
  18 #ifdef ZEND_ENGINE_2
  19
  20 #include "php_variables.h"
  21 #include "zend_interfaces.h"
  22
  23 #ifdef HAVE_ICONV
  24 #       include "ext/standard/url.h"
  25 #       include "ext/iconv/php_iconv.h"
  26 #endif
  27
  28 #include "php_http_api.h"
  29 #include "php_http_url_api.h"
  30 #include "php_http_querystring_object.h"
  31 #include "php_http_exception_object.h"
  32
  33 #define HTTP_BEGIN_ARGS(method, req_args)                       HTTP_BEGIN_ARGS_EX(HttpQueryString, method, 0, req_args)
  34 #define HTTP_EMPTY_ARGS(method)                                         HTTP_EMPTY_ARGS_EX(HttpQueryString, method, 0)
  35 #define HTTP_QUERYSTRING_ME(method, visibility)         PHP_ME(HttpQueryString, method, HTTP_ARGS(HttpQueryString, method), visibility)
  36 #define HTTP_QUERYSTRING_GME(method, visibility)        PHP_ME(HttpQueryString, method, HTTP_ARGS(HttpQueryString, __getter), visibility)
  37
  38 HTTP_BEGIN_ARGS(__construct, 0)
  39         HTTP_ARG_VAL(global, 0)
  40         HTTP_ARG_VAL(params, 0)
  41 HTTP_END_ARGS;
  42
  43 #ifndef WONKY
  44 HTTP_BEGIN_ARGS(getInstance, 0)
  45         HTTP_ARG_VAL(global, 0)
  46 HTTP_END_ARGS;
  47 #endif
  48
  49 HTTP_EMPTY_ARGS(toArray);
  50 HTTP_EMPTY_ARGS(toString);
  51
  52 HTTP_BEGIN_ARGS(get, 0)
  53         HTTP_ARG_VAL(name, 0)
  54         HTTP_ARG_VAL(type, 0)
  55         HTTP_ARG_VAL(defval, 0)
  56         HTTP_ARG_VAL(delete, 0)
  57 HTTP_END_ARGS;
  58
  59 HTTP_BEGIN_ARGS(set, 1)
  60         HTTP_ARG_VAL(params, 0)
  61 HTTP_END_ARGS;
  62
  63 HTTP_BEGIN_ARGS(__getter, 1)
  64         HTTP_ARG_VAL(name, 0)
  65         HTTP_ARG_VAL(defval, 0)
  66         HTTP_ARG_VAL(delete, 0)
  67 HTTP_END_ARGS;
  68
  69 #ifdef HAVE_ICONV
  70 HTTP_BEGIN_ARGS(iconv, 2)
  71         HTTP_ARG_VAL(from_encoding, 0)
  72         HTTP_ARG_VAL(to_encoding, 0)
  73 HTTP_END_ARGS;
  74 #endif
  75
  76 HTTP_EMPTY_ARGS(serialize);
  77 HTTP_BEGIN_ARGS(unserialize, 1)
  78         HTTP_ARG_VAL(serialized, 0)
  79 HTTP_END_ARGS;
  80
  81 #define http_querystring_object_declare_default_properties() _http_querystring_object_declare_default_properties(TSRMLS_C)
  82 static inline void _http_querystring_object_declare_default_properties(TSRMLS_D);
  83
  84 #define GET_STATIC_PROP(n) *GET_STATIC_PROP_EX(http_querystring_object_ce, n)
  85 #define SET_STATIC_PROP(n, v) SET_STATIC_PROP_EX(http_querystring_object_ce, n, v)
  86 #define OBJ_PROP_CE http_querystring_object_ce
  87 zend_class_entry *http_querystring_object_ce;
  88 zend_function_entry http_querystring_object_fe[] = {
  89         HTTP_QUERYSTRING_ME(__construct, ZEND_ACC_PUBLIC|ZEND_ACC_CTOR|ZEND_ACC_FINAL)
  90
  91         HTTP_QUERYSTRING_ME(toArray, ZEND_ACC_PUBLIC)
  92         HTTP_QUERYSTRING_ME(toString, ZEND_ACC_PUBLIC)
  93         ZEND_MALIAS(HttpQueryString, __toString, toString, HTTP_ARGS(HttpQueryString, toString), ZEND_ACC_PUBLIC)
  94
  95         HTTP_QUERYSTRING_ME(get, ZEND_ACC_PUBLIC)
  96         HTTP_QUERYSTRING_ME(set, ZEND_ACC_PUBLIC)
  97
  98 #ifndef WONKY
  99         HTTP_QUERYSTRING_ME(getInstance, ZEND_ACC_PUBLIC|ZEND_ACC_STATIC)
 100 #endif
 101
 102         HTTP_QUERYSTRING_GME(getBool, ZEND_ACC_PUBLIC)
 103         HTTP_QUERYSTRING_GME(getInt, ZEND_ACC_PUBLIC)
 104         HTTP_QUERYSTRING_GME(getFloat, ZEND_ACC_PUBLIC)
 105         HTTP_QUERYSTRING_GME(getString, ZEND_ACC_PUBLIC)
 106         HTTP_QUERYSTRING_GME(getArray, ZEND_ACC_PUBLIC)
 107         HTTP_QUERYSTRING_GME(getObject, ZEND_ACC_PUBLIC)
 108
 109 #ifdef HAVE_ICONV
 110         HTTP_QUERYSTRING_ME(iconv, ZEND_ACC_PUBLIC)
 111 #endif
 112
 113         /* Implements Serializable */
 114         HTTP_QUERYSTRING_ME(serialize, ZEND_ACC_PUBLIC)
 115         HTTP_QUERYSTRING_ME(unserialize, ZEND_ACC_PUBLIC)
 116
 117         EMPTY_FUNCTION_ENTRY
 118 };
 119 static zend_object_handlers http_querystring_object_handlers;
 120
 121 PHP_MINIT_FUNCTION(http_querystring_object)
 122 {
 123         HTTP_REGISTER_CLASS_EX(HttpQueryString, http_querystring_object, NULL, 0);
 124
 125 #ifndef WONKY
 126         zend_class_implements(http_querystring_object_ce TSRMLS_CC, 1, zend_ce_serializable);
 127 #endif
 128
 129         HTTP_LONG_CONSTANT("HTTP_QUERYSTRING_TYPE_BOOL", HTTP_QUERYSTRING_TYPE_BOOL);
 130         HTTP_LONG_CONSTANT("HTTP_QUERYSTRING_TYPE_INT", HTTP_QUERYSTRING_TYPE_INT);
 131         HTTP_LONG_CONSTANT("HTTP_QUERYSTRING_TYPE_FLOAT", HTTP_QUERYSTRING_TYPE_FLOAT);
 132         HTTP_LONG_CONSTANT("HTTP_QUERYSTRING_TYPE_STRING", HTTP_QUERYSTRING_TYPE_STRING);
 133         HTTP_LONG_CONSTANT("HTTP_QUERYSTRING_TYPE_ARRAY", HTTP_QUERYSTRING_TYPE_ARRAY);
 134         HTTP_LONG_CONSTANT("HTTP_QUERYSTRING_TYPE_OBJECT", HTTP_QUERYSTRING_TYPE_OBJECT);
 135
 136         return SUCCESS;
 137 }
 138
 139 zend_object_value _http_querystring_object_new(zend_class_entry *ce TSRMLS_DC)
 140 {
 141         return http_querystring_object_new_ex(ce, NULL);
 142 }
 143
 144 zend_object_value _http_querystring_object_new_ex(zend_class_entry *ce, http_querystring_object **ptr TSRMLS_DC)
 145 {
 146         zend_object_value ov;
 147         http_querystring_object *o;
 148
 149         o = ecalloc(1, sizeof(http_querystring_object));
 150         o->zo.ce = ce;
 151
 152         if (ptr) {
 153                 *ptr = o;
 154         }
 155
 156         ALLOC_HASHTABLE(OBJ_PROP(o));
 157         zend_hash_init(OBJ_PROP(o), 0, NULL, ZVAL_PTR_DTOR, 0);
 158         zend_hash_copy(OBJ_PROP(o), &ce->default_properties, (copy_ctor_func_t) zval_add_ref, NULL, sizeof(zval *));
 159
 160         ov.handle = putObject(http_querystring_object, o);
 161         ov.handlers = &http_querystring_object_handlers;
 162
 163         return ov;
 164 }
 165
 166 static inline void _http_querystring_object_declare_default_properties(TSRMLS_D)
 167 {
 168         zend_class_entry *ce = http_querystring_object_ce;
 169
 170         DCL_STATIC_PROP_N(PRIVATE, instance);
 171
 172         DCL_PROP_N(PRIVATE, queryArray);
 173         DCL_PROP(PRIVATE, string, queryString, "");
 174
 175 #ifndef WONKY
 176         DCL_CONST(long, "TYPE_BOOL", HTTP_QUERYSTRING_TYPE_BOOL);
 177         DCL_CONST(long, "TYPE_INT", HTTP_QUERYSTRING_TYPE_INT);
 178         DCL_CONST(long, "TYPE_FLOAT", HTTP_QUERYSTRING_TYPE_FLOAT);
 179         DCL_CONST(long, "TYPE_STRING", HTTP_QUERYSTRING_TYPE_STRING);
 180         DCL_CONST(long, "TYPE_ARRAY", HTTP_QUERYSTRING_TYPE_ARRAY);
 181         DCL_CONST(long, "TYPE_OBJECT", HTTP_QUERYSTRING_TYPE_OBJECT);
 182 #endif
 183 }
 184
 185 void _http_querystring_object_free(zend_object *object TSRMLS_DC)
 186 {
 187         http_querystring_object *o = (http_querystring_object *) object;
 188
 189         if (OBJ_PROP(o)) {
 190                 zend_hash_destroy(OBJ_PROP(o));
 191                 FREE_HASHTABLE(OBJ_PROP(o));
 192         }
 193         efree(o);
 194 }
 195
 196 /* {{{ querystring helpers */
 197 #define http_querystring_update(qa, qs) _http_querystring_update((qa), (qs) TSRMLS_CC)
 198 static inline void _http_querystring_update(zval *qarray, zval *qstring TSRMLS_DC);
 199 #define http_querystring_modify_array_ex(q, k, kl, pe) _http_querystring_modify_array_ex((q), (k), (kl), (pe) TSRMLS_CC)
 200 static inline int _http_querystring_modify_array_ex(zval *qarray, char *key, int keylen, zval *params_entry TSRMLS_DC);
 201 #define http_querystring_modify_array(q, p) _http_querystring_modify_array((q), (p) TSRMLS_CC)
 202 static inline int _http_querystring_modify_array(zval *qarray, zval *params TSRMLS_DC);
 203 #define http_querystring_modify(q, p) _http_querystring_modify((q), (p) TSRMLS_CC)
 204 static inline int _http_querystring_modify(zval *qarray, zval *params TSRMLS_DC);
 205 #define http_querystring_get(o, t, n, l, def, del, r) _http_querystring_get((o), (t), (n), (l), (def), (del), (r) TSRMLS_CC)
 206 static inline void _http_querystring_get(zval *this_ptr, int type, char *name, uint name_len, zval *defval, zend_bool del, zval *return_value TSRMLS_DC);
 207 #ifndef WONKY
 208 #define http_querystring_instantiate(g) _http_querystring_instantiate((g) TSRMLS_CC)
 209 static inline zval *_http_querystring_instantiate(zend_bool global TSRMLS_DC)
 210 {
 211         zval *zobj, *zglobal;
 212
 213         MAKE_STD_ZVAL(zglobal);
 214         ZVAL_BOOL(zglobal, global);
 215
 216         MAKE_STD_ZVAL(zobj);
 217         Z_TYPE_P(zobj) = IS_OBJECT;
 218         Z_OBJVAL_P(zobj) = http_querystring_object_new(http_querystring_object_ce);
 219         zend_call_method_with_1_params(&zobj, Z_OBJCE_P(zobj), NULL, "__construct", NULL, zglobal);
 220
 221         zval_ptr_dtor(&zglobal);
 222
 223         return zobj;
 224 }
 225 #endif /* WONKY */
 226 static inline void _http_querystring_update(zval *qarray, zval *qstring TSRMLS_DC)
 227 {
 228         char *s = NULL;
 229         size_t l = 0;
 230
 231         if (Z_TYPE_P(qarray) != IS_ARRAY) {
 232                 convert_to_array(qarray);
 233         }
 234         if (SUCCESS == http_urlencode_hash_ex(Z_ARRVAL_P(qarray), 0, NULL, 0, &s, &l)) {
 235                 zval_dtor(qstring);
 236                 ZVAL_STRINGL(qstring, s, l, 0);
 237         } else {
 238                 http_error(HE_WARNING, HTTP_E_QUERYSTRING, "Failed to update query string");
 239         }
 240 }
 241 static inline int _http_querystring_modify_array_ex(zval *qarray, char *key, int keylen, zval *params_entry TSRMLS_DC)
 242 {
 243         zval **qarray_entry;
 244
 245         /* delete */
 246         if (Z_TYPE_P(params_entry) == IS_NULL) {
 247                 return (SUCCESS == zend_hash_del(Z_ARRVAL_P(qarray), key, keylen));
 248         }
 249
 250         /* update */
 251         if (SUCCESS == zend_hash_find(Z_ARRVAL_P(qarray), key, keylen, (void **) &qarray_entry)) {
 252                 zval equal;
 253
 254                 /* recursive */
 255                 if (Z_TYPE_P(params_entry) == IS_ARRAY) {
 256                          return http_querystring_modify_array(*qarray_entry, params_entry);
 257                 }
 258                 /* equal */
 259                 if ((SUCCESS == is_equal_function(&equal, *qarray_entry, params_entry TSRMLS_CC)) && Z_BVAL(equal)) {
 260                         return 0;
 261                 }
 262         }
 263
 264         /* add */
 265         ZVAL_ADDREF(params_entry);
 266         add_assoc_zval_ex(qarray, key, keylen, params_entry);
 267         return 1;
 268 }
 269 static inline int _http_querystring_modify_array(zval *qarray, zval *params TSRMLS_DC)
 270 {
 271         int rv = 0;
 272         char *key;
 273         uint keylen;
 274         ulong idx;
 275         HashPosition pos;
 276         zval **params_entry;
 277
 278         FOREACH_KEYLENVAL(pos, params, key, keylen, idx, params_entry) {
 279                 if (key) {
 280                         if (http_querystring_modify_array_ex(qarray, key, keylen, *params_entry)) {
 281                                 rv = 1;
 282                         }
 283                 } else {
 284                         keylen = spprintf(&key, 0, "%lu", idx);
 285                         if (http_querystring_modify_array_ex(qarray, key, keylen, *params_entry)) {
 286                                 rv = 1;
 287                         }
 288                         efree(key);
 289                 }
 290                 key = NULL;
 291         }
 292
 293         return rv;
 294 }
 295 static inline int _http_querystring_modify(zval *qarray, zval *params TSRMLS_DC)
 296 {
 297         if (Z_TYPE_P(params) == IS_ARRAY) {
 298                 return http_querystring_modify_array(qarray, params);
 299         } else if (Z_TYPE_P(params) == IS_OBJECT) {
 300                 if (!instanceof_function(Z_OBJCE_P(params), http_querystring_object_ce TSRMLS_CC)) {
 301                         zval temp_array;
 302                         INIT_ZARR(temp_array, HASH_OF(params));
 303                         return http_querystring_modify_array(qarray, &temp_array);
 304                 }
 305                 return http_querystring_modify_array(qarray, GET_PROP_EX(params, queryArray));
 306         } else {
 307                 int rv;
 308                 zval array;
 309
 310                 INIT_PZVAL(&array);
 311                 array_init(&array);
 312
 313                 ZVAL_ADDREF(params);
 314                 convert_to_string_ex(&params);
 315                 sapi_module.treat_data(PARSE_STRING, estrdup(Z_STRVAL_P(params)), &array TSRMLS_CC);
 316                 zval_ptr_dtor(&params);
 317                 rv = http_querystring_modify_array(qarray, &array);
 318                 zval_dtor(&array);
 319                 return rv;
 320         }
 321 }
 322 static inline void _http_querystring_get(zval *this_ptr, int type, char *name, uint name_len, zval *defval, zend_bool del, zval *return_value TSRMLS_DC)
 323 {
 324         zval **arrval, *qarray = GET_PROP(queryArray);
 325
 326         if ((Z_TYPE_P(qarray) == IS_ARRAY) && (SUCCESS == zend_hash_find(Z_ARRVAL_P(qarray), name, name_len + 1, (void **) &arrval))) {
 327                 RETVAL_ZVAL(*arrval, 1, 0);
 328
 329                 if (type) {
 330                         convert_to_type(type, return_value);
 331                 }
 332
 333                 if (del && (SUCCESS == zend_hash_del(Z_ARRVAL_P(qarray), name, name_len + 1))) {
 334                         http_querystring_update(qarray, GET_PROP(queryString));
 335                 }
 336         } else if(defval) {
 337                 RETURN_ZVAL(defval, 1, 0);
 338         }
 339 }
 340 /* }}} */
 341
 342 /* {{{ proto final void HttpQueryString::__construct([bool global = true[, mixed add])
 343  *
 344  * Creates a new HttpQueryString object instance.
 345  * Operates on and modifies $_GET and $_SERVER['QUERY_STRING'] if global is TRUE.
 346  */
 347 PHP_METHOD(HttpQueryString, __construct)
 348 {
 349         zend_bool global = 1;
 350         zval *params = NULL, *qarray = NULL, *qstring = NULL, **_GET, **_SERVER, **QUERY_STRING;
 351
 352         SET_EH_THROW_HTTP();
 353         if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|bz", &global, &params)) {
 354                 if (global) {
 355                         if (    (SUCCESS == zend_hash_find(&EG(symbol_table), "_SERVER", sizeof("_SERVER"), (void **) &_SERVER)) &&
 356                                         (Z_TYPE_PP(_SERVER) == IS_ARRAY) &&
 357                                         (SUCCESS == zend_hash_find(Z_ARRVAL_PP(_SERVER), "QUERY_STRING", sizeof("QUERY_STRING"), (void **) &QUERY_STRING))) {
 358
 359                                 qstring = *QUERY_STRING;
 360
 361                                 if ((SUCCESS == zend_hash_find(&EG(symbol_table), "_GET", sizeof("_GET"), (void **) &_GET)) && (Z_TYPE_PP(_GET) == IS_ARRAY)) {
 362                                         qarray = *_GET;
 363                                 } else {
 364                                         http_error(HE_WARNING, HTTP_E_QUERYSTRING, "Could not acquire reference to superglobal GET array");
 365                                 }
 366                         } else {
 367                                 http_error(HE_WARNING, HTTP_E_QUERYSTRING, "Could not acquire reference to QUERY_STRING");
 368                         }
 369
 370                         if (qarray && qstring) {
 371                                 if (Z_TYPE_P(qstring) != IS_STRING) {
 372                                         convert_to_string(qstring);
 373                                 }
 374
 375                                 SET_PROP(queryArray, qarray);
 376                                 SET_PROP(queryString, qstring);
 377                                 GET_PROP(queryArray)->is_ref = 1;
 378                                 GET_PROP(queryString)->is_ref = 1;
 379
 380                                 if (params && http_querystring_modify(GET_PROP(queryArray), params)) {
 381                                         http_querystring_update(GET_PROP(queryArray), GET_PROP(queryString));
 382                                 }
 383                         }
 384                 } else {
 385                         qarray = ecalloc(1, sizeof(zval));
 386                         array_init(qarray);
 387
 388                         SET_PROP(queryArray, qarray);
 389                         UPD_STRL(queryString, "", 0);
 390
 391                         if (params && http_querystring_modify(qarray, params)) {
 392                                 http_querystring_update(qarray, GET_PROP(queryString));
 393                         }
 394                 }
 395         }
 396         SET_EH_NORMAL();
 397 }
 398 /* }}} */
 399
 400 /* {{{ proto string HttpQueryString::toString()
 401  *
 402  * Returns the string representation.
 403  */
 404 PHP_METHOD(HttpQueryString, toString)
 405 {
 406         NO_ARGS;
 407         RETURN_PROP(queryString);
 408 }
 409 /* }}} */
 410
 411 /* {{{ proto array HttpQueryString::toArray()
 412  *
 413  * Returns the array representation.
 414  */
 415 PHP_METHOD(HttpQueryString, toArray)
 416 {
 417         NO_ARGS;
 418         RETURN_PROP(queryArray);
 419 }
 420 /* }}} */
 421
 422 /* {{{ proto mixed HttpQueryString::get([string key[, mixed type = 0[, mixed defval = NULL[, bool delete = false]]]])
 423  *
 424  * Get (part of) the query string.
 425  *
 426  * The type parameter is either one of the HttpQueryString::TYPE_* constants or a type abbreviation like
 427  * "b" for bool, "i" for int, "f" for float, "s" for string, "a" for array and "o" for a stdClass object.
 428  */
 429 PHP_METHOD(HttpQueryString, get)
 430 {
 431         char *name = NULL;
 432         int name_len = 0;
 433         long type = 0;
 434         zend_bool del = 0;
 435         zval *ztype = NULL, *defval = NULL;
 436
 437         if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|szzb", &name, &name_len, &ztype, &defval, &del)) {
 438                 if (name && name_len) {
 439                         if (ztype) {
 440                                 if (Z_TYPE_P(ztype) == IS_LONG) {
 441                                         type = Z_LVAL_P(ztype);
 442                                 } else if(Z_TYPE_P(ztype) == IS_STRING) {
 443                                         switch (Z_STRVAL_P(ztype)[0])
 444                                         {
 445                                                 case 'B':
 446                                                 case 'b':       type = HTTP_QUERYSTRING_TYPE_BOOL;              break;
 447                                                 case 'I':
 448                                                 case 'i':       type = HTTP_QUERYSTRING_TYPE_INT;               break;
 449                                                 case 'F':
 450                                                 case 'f':       type = HTTP_QUERYSTRING_TYPE_FLOAT;             break;
 451                                                 case 'S':
 452                                                 case 's':       type = HTTP_QUERYSTRING_TYPE_STRING;    break;
 453                                                 case 'A':
 454                                                 case 'a':       type = HTTP_QUERYSTRING_TYPE_ARRAY;             break;
 455                                                 case 'O':
 456                                                 case 'o':       type = HTTP_QUERYSTRING_TYPE_OBJECT;    break;
 457                                         }
 458                                 }
 459                         }
 460                         http_querystring_get(getThis(), type, name, name_len, defval, del, return_value);
 461                 } else {
 462                         RETURN_PROP(queryString);
 463                 }
 464         }
 465 }
 466 /* }}} */
 467
 468 /* {{{ proto string HttpQueryString::set(mixed params)
 469  *
 470  * Set query string entry/entries. NULL values will unset the variable.
 471  */
 472 PHP_METHOD(HttpQueryString, set)
 473 {
 474         zval *params;
 475
 476         if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &params)) {
 477                 zval *qarray = GET_PROP(queryArray);
 478                 if (http_querystring_modify(qarray, params)) {
 479                         http_querystring_update(qarray, GET_PROP(queryString));
 480                 }
 481         }
 482
 483         IF_RETVAL_USED {
 484                 RETURN_PROP(queryString);
 485         }
 486 }
 487 /* }}} */
 488
 489 #ifndef WONKY
 490 /* {{{ proto HttpQueryString HttpQueryString::getInstance([bool global = true])
 491  *
 492  * Get a single instance (differentiates between the global setting).
 493  */
 494 PHP_METHOD(HttpQueryString, getInstance)
 495 {
 496         zend_bool global = 1;
 497         zval *instance = GET_STATIC_PROP(instance);
 498
 499         SET_EH_THROW_HTTP();
 500         if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|b", &global)) {
 501                 zval **zobj_ptr = NULL, *zobj = NULL;
 502
 503                 if (Z_TYPE_P(instance) == IS_ARRAY) {
 504                         if (SUCCESS == zend_hash_index_find(Z_ARRVAL_P(instance), global, (void **) &zobj_ptr)) {
 505                                 RETVAL_ZVAL(*zobj_ptr, 1, 0);
 506                         } else {
 507                                 zobj = http_querystring_instantiate(global);
 508                                 add_index_zval(instance, global, zobj);
 509                                 RETVAL_OBJECT(zobj, 1);
 510                         }
 511                 } else {
 512                         MAKE_STD_ZVAL(instance);
 513                         array_init(instance);
 514
 515                         zobj = http_querystring_instantiate(global);
 516                         add_index_zval(instance, global, zobj);
 517                         RETVAL_OBJECT(zobj, 1);
 518
 519                         SET_STATIC_PROP(instance, instance);
 520                         zval_ptr_dtor(&instance);
 521                 }
 522         }
 523         SET_EH_NORMAL();
 524 }
 525 /* }}} */
 526 #endif
 527
 528 /* {{{ Getters by type */
 529 #define HTTP_QUERYSTRING_GETTER(method, TYPE) \
 530 PHP_METHOD(HttpQueryString, method) \
 531 { \
 532         char *name; \
 533         int name_len; \
 534         zval *defval = NULL; \
 535         zend_bool del = 0; \
 536         if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|zb", &name, &name_len, &defval, &del)) { \
 537                 http_querystring_get(getThis(), TYPE, name, name_len, defval, del, return_value); \
 538         } \
 539 }
 540 HTTP_QUERYSTRING_GETTER(getBool, IS_BOOL);
 541 HTTP_QUERYSTRING_GETTER(getInt, IS_LONG);
 542 HTTP_QUERYSTRING_GETTER(getFloat, IS_DOUBLE);
 543 HTTP_QUERYSTRING_GETTER(getString, IS_STRING);
 544 HTTP_QUERYSTRING_GETTER(getArray, IS_ARRAY);
 545 HTTP_QUERYSTRING_GETTER(getObject, IS_OBJECT);
 546 /* }}} */
 547
 548 #ifdef HAVE_ICONV
 549 /* {{{ proto bool HttpQueryString::iconv(string ie, string oe)
 550  *
 551  * Converts the query string from the source encoding ie to the target encoding oe.
 552  *
 553  * Returns TRUE on success or FALSE on failure.
 554  */
 555 PHP_METHOD(HttpQueryString, iconv)
 556 {
 557         char *ie, *oe, *er = NULL;
 558         int ie_len, oe_len;
 559         size_t er_len = 0;
 560         zval *qa, *qs;
 561
 562         if (SUCCESS != zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss", &ie, &ie_len, &oe, &oe_len)) {
 563                 RETURN_FALSE;
 564         }
 565
 566         qa = GET_PROP(queryArray);
 567         qs = GET_PROP(queryString);
 568         Z_STRLEN_P(qs) = php_url_decode(Z_STRVAL_P(qs), Z_STRLEN_P(qs));
 569         if (PHP_ICONV_ERR_SUCCESS == php_iconv_string(Z_STRVAL_P(qs), (size_t) Z_STRLEN_P(qs), &er, &er_len, oe, ie)) {
 570                 efree(Z_STRVAL_P(qs));
 571                 ZVAL_STRINGL(qs, er, er_len, 0);
 572                 http_querystring_modify(qa, qs);
 573                 RETVAL_TRUE;
 574         } else {
 575                 http_error_ex(HE_WARNING, HTTP_E_QUERYSTRING, "Failed to convert '%.*s' from '%s' to '%s'", Z_STRLEN_P(qs), Z_STRVAL_P(qs), ie, oe);
 576                 RETVAL_FALSE;
 577         }
 578         http_querystring_update(qa, qs);
 579 }
 580 /* }}} */
 581 #endif /* HAVE_ICONV */
 582
 583 /* {{{ proto string HttpQueryString::serialize()
 584  *
 585  * Implements Serializable.
 586  */
 587 PHP_METHOD(HttpQueryString, serialize)
 588 {
 589         NO_ARGS;
 590         RETURN_PROP(queryString);
 591 }
 592 /* }}} */
 593
 594 /* {{{ proto void HttpQueryString::unserialize(string serialized)
 595  *
 596  * Implements Serializable.
 597  */
 598 PHP_METHOD(HttpQueryString, unserialize)
 599 {
 600         zval *serialized;
 601
 602         SET_EH_THROW_HTTP();
 603         if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &serialized)) {
 604                 if (Z_TYPE_P(serialized) == IS_STRING) {
 605                         zval *qa = GET_PROP(queryArray);
 606
 607                         zend_hash_clean(Z_ARRVAL_P(qa));
 608                         http_querystring_modify(qa, serialized);
 609                         http_querystring_update(qa, GET_PROP(queryString));
 610                 } else {
 611                         http_error(HE_WARNING, HTTP_E_QUERYSTRING, "Expected a string as parameter");
 612                 }
 613         }
 614         SET_EH_NORMAL();
 615 }
 616 /* }}} */
 617
 618 #endif /* ZEND_ENGINE_2 */
 619
 620 /*
 621  * Local variables:
 622  * tab-width: 4
 623  * c-basic-offset: 4
 624  * End:
 625  * vim600: noet sw=4 ts=4 fdm=marker
 626  * vim<600: noet sw=4 ts=4
 627  */
 628