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 #include "php_http_api.h"
  24 #include "php_http_querystring_api.h"
  25 #include "php_http_querystring_object.h"
  26 #include "php_http_exception_object.h"
  27
  28 #define HTTP_BEGIN_ARGS(method, req_args)                       HTTP_BEGIN_ARGS_EX(HttpQueryString, method, 0, req_args)
  29 #define HTTP_EMPTY_ARGS(method)                                         HTTP_EMPTY_ARGS_EX(HttpQueryString, method, 0)
  30 #define HTTP_QUERYSTRING_ME(method, visibility)         PHP_ME(HttpQueryString, method, HTTP_ARGS(HttpQueryString, method), visibility)
  31 #define HTTP_QUERYSTRING_GME(method, visibility)        PHP_ME(HttpQueryString, method, HTTP_ARGS(HttpQueryString, __getter), visibility)
  32
  33 HTTP_BEGIN_ARGS(__construct, 0)
  34         HTTP_ARG_VAL(global, 0)
  35         HTTP_ARG_VAL(params, 0)
  36 HTTP_END_ARGS;
  37
  38 #ifndef WONKY
  39 HTTP_BEGIN_ARGS(singleton, 0)
  40         HTTP_ARG_VAL(global, 0)
  41 HTTP_END_ARGS;
  42 #endif
  43
  44 HTTP_EMPTY_ARGS(toArray);
  45 HTTP_EMPTY_ARGS(toString);
  46
  47 HTTP_BEGIN_ARGS(get, 0)
  48         HTTP_ARG_VAL(name, 0)
  49         HTTP_ARG_VAL(type, 0)
  50         HTTP_ARG_VAL(defval, 0)
  51         HTTP_ARG_VAL(delete, 0)
  52 HTTP_END_ARGS;
  53
  54 HTTP_BEGIN_ARGS(set, 1)
  55         HTTP_ARG_VAL(params, 0)
  56 HTTP_END_ARGS;
  57
  58 HTTP_BEGIN_ARGS(__getter, 1)
  59         HTTP_ARG_VAL(name, 0)
  60         HTTP_ARG_VAL(defval, 0)
  61         HTTP_ARG_VAL(delete, 0)
  62 HTTP_END_ARGS;
  63
  64 #ifdef HAVE_ICONV
  65 HTTP_BEGIN_ARGS(xlate, 2)
  66         HTTP_ARG_VAL(from_encoding, 0)
  67         HTTP_ARG_VAL(to_encoding, 0)
  68 HTTP_END_ARGS;
  69 #endif
  70
  71 HTTP_EMPTY_ARGS(serialize);
  72 HTTP_BEGIN_ARGS(unserialize, 1)
  73         HTTP_ARG_VAL(serialized, 0)
  74 HTTP_END_ARGS;
  75
  76 #define OBJ_PROP_CE http_querystring_object_ce
  77 zend_class_entry *http_querystring_object_ce;
  78 zend_function_entry http_querystring_object_fe[] = {
  79         HTTP_QUERYSTRING_ME(__construct, ZEND_ACC_PUBLIC|ZEND_ACC_CTOR|ZEND_ACC_FINAL)
  80
  81         HTTP_QUERYSTRING_ME(toArray, ZEND_ACC_PUBLIC)
  82         HTTP_QUERYSTRING_ME(toString, ZEND_ACC_PUBLIC)
  83         ZEND_MALIAS(HttpQueryString, __toString, toString, HTTP_ARGS(HttpQueryString, toString), ZEND_ACC_PUBLIC)
  84
  85         HTTP_QUERYSTRING_ME(get, ZEND_ACC_PUBLIC)
  86         HTTP_QUERYSTRING_ME(set, ZEND_ACC_PUBLIC)
  87
  88         HTTP_QUERYSTRING_GME(getBool, ZEND_ACC_PUBLIC)
  89         HTTP_QUERYSTRING_GME(getInt, ZEND_ACC_PUBLIC)
  90         HTTP_QUERYSTRING_GME(getFloat, ZEND_ACC_PUBLIC)
  91         HTTP_QUERYSTRING_GME(getString, ZEND_ACC_PUBLIC)
  92         HTTP_QUERYSTRING_GME(getArray, ZEND_ACC_PUBLIC)
  93         HTTP_QUERYSTRING_GME(getObject, ZEND_ACC_PUBLIC)
  94
  95 #ifndef WONKY
  96         HTTP_QUERYSTRING_ME(singleton, ZEND_ACC_PUBLIC|ZEND_ACC_STATIC)
  97 #endif
  98 #ifdef HAVE_ICONV
  99         HTTP_QUERYSTRING_ME(xlate, ZEND_ACC_PUBLIC)
 100 #endif
 101
 102         /* Implements Serializable */
 103         HTTP_QUERYSTRING_ME(serialize, ZEND_ACC_PUBLIC)
 104         HTTP_QUERYSTRING_ME(unserialize, ZEND_ACC_PUBLIC)
 105
 106         EMPTY_FUNCTION_ENTRY
 107 };
 108 static zend_object_handlers http_querystring_object_handlers;
 109
 110 PHP_MINIT_FUNCTION(http_querystring_object)
 111 {
 112         HTTP_REGISTER_CLASS_EX(HttpQueryString, http_querystring_object, NULL, 0);
 113
 114 #ifndef WONKY
 115         zend_class_implements(http_querystring_object_ce TSRMLS_CC, 1, zend_ce_serializable);
 116 #endif
 117
 118         DCL_STATIC_PROP_N(PRIVATE, instance);
 119         DCL_PROP_N(PRIVATE, queryArray);
 120         DCL_PROP(PRIVATE, string, queryString, "");
 121
 122 #ifndef WONKY
 123         DCL_CONST(long, "TYPE_BOOL", HTTP_QUERYSTRING_TYPE_BOOL);
 124         DCL_CONST(long, "TYPE_INT", HTTP_QUERYSTRING_TYPE_INT);
 125         DCL_CONST(long, "TYPE_FLOAT", HTTP_QUERYSTRING_TYPE_FLOAT);
 126         DCL_CONST(long, "TYPE_STRING", HTTP_QUERYSTRING_TYPE_STRING);
 127         DCL_CONST(long, "TYPE_ARRAY", HTTP_QUERYSTRING_TYPE_ARRAY);
 128         DCL_CONST(long, "TYPE_OBJECT", HTTP_QUERYSTRING_TYPE_OBJECT);
 129 #endif
 130
 131         HTTP_LONG_CONSTANT("HTTP_QUERYSTRING_TYPE_BOOL", HTTP_QUERYSTRING_TYPE_BOOL);
 132         HTTP_LONG_CONSTANT("HTTP_QUERYSTRING_TYPE_INT", HTTP_QUERYSTRING_TYPE_INT);
 133         HTTP_LONG_CONSTANT("HTTP_QUERYSTRING_TYPE_FLOAT", HTTP_QUERYSTRING_TYPE_FLOAT);
 134         HTTP_LONG_CONSTANT("HTTP_QUERYSTRING_TYPE_STRING", HTTP_QUERYSTRING_TYPE_STRING);
 135         HTTP_LONG_CONSTANT("HTTP_QUERYSTRING_TYPE_ARRAY", HTTP_QUERYSTRING_TYPE_ARRAY);
 136         HTTP_LONG_CONSTANT("HTTP_QUERYSTRING_TYPE_OBJECT", HTTP_QUERYSTRING_TYPE_OBJECT);
 137
 138         return SUCCESS;
 139 }
 140
 141 zend_object_value _http_querystring_object_new(zend_class_entry *ce TSRMLS_DC)
 142 {
 143         return http_querystring_object_new_ex(ce, NULL);
 144 }
 145
 146 zend_object_value _http_querystring_object_new_ex(zend_class_entry *ce, http_querystring_object **ptr TSRMLS_DC)
 147 {
 148         zend_object_value ov;
 149         http_querystring_object *o;
 150
 151         o = ecalloc(1, sizeof(http_querystring_object));
 152         o->zo.ce = ce;
 153
 154         if (ptr) {
 155                 *ptr = o;
 156         }
 157
 158         ALLOC_HASHTABLE(OBJ_PROP(o));
 159         zend_hash_init(OBJ_PROP(o), zend_hash_num_elements(&ce->default_properties), NULL, ZVAL_PTR_DTOR, 0);
 160         zend_hash_copy(OBJ_PROP(o), &ce->default_properties, (copy_ctor_func_t) zval_add_ref, NULL, sizeof(zval *));
 161
 162         ov.handle = putObject(http_querystring_object, o);
 163         ov.handlers = &http_querystring_object_handlers;
 164
 165         return ov;
 166 }
 167
 168 void _http_querystring_object_free(zend_object *object TSRMLS_DC)
 169 {
 170         http_querystring_object *o = (http_querystring_object *) object;
 171
 172         if (OBJ_PROP(o)) {
 173                 zend_hash_destroy(OBJ_PROP(o));
 174                 FREE_HASHTABLE(OBJ_PROP(o));
 175         }
 176         efree(o);
 177 }
 178
 179 /* {{{ querystring helpers */
 180 #ifndef WONKY
 181 #define http_querystring_instantiate(g) _http_querystring_instantiate((g) TSRMLS_CC)
 182 static inline zval *_http_querystring_instantiate(zend_bool global TSRMLS_DC)
 183 {
 184         zval *zobj, *zglobal;
 185
 186         MAKE_STD_ZVAL(zglobal);
 187         ZVAL_BOOL(zglobal, global);
 188
 189         MAKE_STD_ZVAL(zobj);
 190         Z_TYPE_P(zobj) = IS_OBJECT;
 191         Z_OBJVAL_P(zobj) = http_querystring_object_new(http_querystring_object_ce);
 192         zend_call_method_with_1_params(&zobj, Z_OBJCE_P(zobj), NULL, "__construct", NULL, zglobal);
 193
 194         zval_ptr_dtor(&zglobal);
 195
 196         return zobj;
 197 }
 198 #endif /* WONKY */
 199
 200 #define http_querystring_get(o, t, n, l, def, del, r) _http_querystring_get((o), (t), (n), (l), (def), (del), (r) TSRMLS_CC)
 201 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)
 202 {
 203         zval **arrval, *qarray = GET_PROP(queryArray);
 204
 205         if ((Z_TYPE_P(qarray) == IS_ARRAY) && (SUCCESS == zend_hash_find(Z_ARRVAL_P(qarray), name, name_len + 1, (void *) &arrval))) {
 206                 RETVAL_ZVAL(*arrval, 1, 0);
 207
 208                 if (type) {
 209                         convert_to_type(type, return_value);
 210                 }
 211
 212                 if (del && (SUCCESS == zend_hash_del(Z_ARRVAL_P(qarray), name, name_len + 1))) {
 213                         http_querystring_update(qarray, GET_PROP(queryString));
 214                 }
 215         } else if(defval) {
 216                 RETURN_ZVAL(defval, 1, 0);
 217         }
 218 }
 219 /* }}} */
 220
 221 /* {{{ proto final void HttpQueryString::__construct([bool global = true[, mixed add])
 222  *
 223  * Creates a new HttpQueryString object instance.
 224  * Operates on and modifies $_GET and $_SERVER['QUERY_STRING'] if global is TRUE.
 225  */
 226 PHP_METHOD(HttpQueryString, __construct)
 227 {
 228         zend_bool global = 1;
 229         zval *params = NULL, *qarray = NULL, *qstring = NULL, **_GET, **_SERVER, **QUERY_STRING;
 230
 231         SET_EH_THROW_HTTP();
 232         if (!sapi_module.treat_data) {
 233                 http_error(HE_ERROR, HTTP_E_QUERYSTRING, "The SAPI does not have a treat_data function registered");
 234         } else if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|bz", &global, &params)) {
 235                 if (global) {
 236 #ifdef ZEND_ENGINE_2
 237                         zend_is_auto_global("_SERVER", lenof("_SERVER") TSRMLS_CC);
 238 #endif
 239                         if (    (SUCCESS == zend_hash_find(&EG(symbol_table), "_SERVER", sizeof("_SERVER"), (void *) &_SERVER)) &&
 240                                         (Z_TYPE_PP(_SERVER) == IS_ARRAY) &&
 241                                         (SUCCESS == zend_hash_find(Z_ARRVAL_PP(_SERVER), "QUERY_STRING", sizeof("QUERY_STRING"), (void *) &QUERY_STRING))) {
 242
 243                                 qstring = *QUERY_STRING;
 244 #ifdef ZEND_ENGINE_2
 245                                 zend_is_auto_global("_GET", lenof("_GET") TSRMLS_CC);
 246 #endif
 247                                 if ((SUCCESS == zend_hash_find(&EG(symbol_table), "_GET", sizeof("_GET"), (void *) &_GET)) && (Z_TYPE_PP(_GET) == IS_ARRAY)) {
 248                                         qarray = *_GET;
 249                                 } else {
 250                                         http_error(HE_WARNING, HTTP_E_QUERYSTRING, "Could not acquire reference to superglobal GET array");
 251                                 }
 252                         } else {
 253                                 http_error(HE_WARNING, HTTP_E_QUERYSTRING, "Could not acquire reference to QUERY_STRING");
 254                         }
 255
 256                         if (qarray && qstring) {
 257                                 if (Z_TYPE_P(qstring) != IS_STRING) {
 258                                         convert_to_string(qstring);
 259                                 }
 260
 261                                 SET_PROP(queryArray, qarray);
 262                                 SET_PROP(queryString, qstring);
 263                                 GET_PROP(queryArray)->is_ref = 1;
 264                                 GET_PROP(queryString)->is_ref = 1;
 265
 266                                 if (params) {
 267                                         http_querystring_modify(GET_PROP(queryArray), params);
 268                                 }
 269                                 http_querystring_update(GET_PROP(queryArray), GET_PROP(queryString));
 270                         }
 271                 } else {
 272                         qarray = ecalloc(1, sizeof(zval));
 273                         array_init(qarray);
 274
 275                         SET_PROP(queryArray, qarray);
 276                         UPD_STRL(queryString, "", 0);
 277
 278                         if (params && http_querystring_modify(qarray, params)) {
 279                                 http_querystring_update(qarray, GET_PROP(queryString));
 280                         }
 281                 }
 282         }
 283         SET_EH_NORMAL();
 284 }
 285 /* }}} */
 286
 287 /* {{{ proto string HttpQueryString::toString()
 288  *
 289  * Returns the string representation.
 290  */
 291 PHP_METHOD(HttpQueryString, toString)
 292 {
 293         NO_ARGS;
 294         RETURN_PROP(queryString);
 295 }
 296 /* }}} */
 297
 298 /* {{{ proto array HttpQueryString::toArray()
 299  *
 300  * Returns the array representation.
 301  */
 302 PHP_METHOD(HttpQueryString, toArray)
 303 {
 304         NO_ARGS;
 305         RETURN_PROP(queryArray);
 306 }
 307 /* }}} */
 308
 309 /* {{{ proto mixed HttpQueryString::get([string key[, mixed type = 0[, mixed defval = NULL[, bool delete = false]]]])
 310  *
 311  * Get (part of) the query string.
 312  *
 313  * The type parameter is either one of the HttpQueryString::TYPE_* constants or a type abbreviation like
 314  * "b" for bool, "i" for int, "f" for float, "s" for string, "a" for array and "o" for a stdClass object.
 315  */
 316 PHP_METHOD(HttpQueryString, get)
 317 {
 318         char *name = NULL;
 319         int name_len = 0;
 320         long type = 0;
 321         zend_bool del = 0;
 322         zval *ztype = NULL, *defval = NULL;
 323
 324         if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|szzb", &name, &name_len, &ztype, &defval, &del)) {
 325                 if (name && name_len) {
 326                         if (ztype) {
 327                                 if (Z_TYPE_P(ztype) == IS_LONG) {
 328                                         type = Z_LVAL_P(ztype);
 329                                 } else if(Z_TYPE_P(ztype) == IS_STRING) {
 330                                         switch (Z_STRVAL_P(ztype)[0])
 331                                         {
 332                                                 case 'B':
 333                                                 case 'b':       type = HTTP_QUERYSTRING_TYPE_BOOL;              break;
 334                                                 case 'I':
 335                                                 case 'i':       type = HTTP_QUERYSTRING_TYPE_INT;               break;
 336                                                 case 'F':
 337                                                 case 'f':       type = HTTP_QUERYSTRING_TYPE_FLOAT;             break;
 338                                                 case 'S':
 339                                                 case 's':       type = HTTP_QUERYSTRING_TYPE_STRING;    break;
 340                                                 case 'A':
 341                                                 case 'a':       type = HTTP_QUERYSTRING_TYPE_ARRAY;             break;
 342                                                 case 'O':
 343                                                 case 'o':       type = HTTP_QUERYSTRING_TYPE_OBJECT;    break;
 344                                         }
 345                                 }
 346                         }
 347                         http_querystring_get(getThis(), type, name, name_len, defval, del, return_value);
 348                 } else {
 349                         RETURN_PROP(queryString);
 350                 }
 351         }
 352 }
 353 /* }}} */
 354
 355 /* {{{ proto string HttpQueryString::set(mixed params)
 356  *
 357  * Set query string entry/entries. NULL values will unset the variable.
 358  */
 359 PHP_METHOD(HttpQueryString, set)
 360 {
 361         zval *params;
 362
 363         if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &params)) {
 364                 zval *qarray = GET_PROP(queryArray);
 365                 if (http_querystring_modify(qarray, params)) {
 366                         http_querystring_update(qarray, GET_PROP(queryString));
 367                 }
 368         }
 369
 370         if (return_value_used) {
 371                 RETURN_PROP(queryString);
 372         }
 373 }
 374 /* }}} */
 375
 376 #ifndef WONKY
 377 /* {{{ proto static HttpQueryString HttpQueryString::singleton([bool global = true])
 378  *
 379  * Get a single instance (differentiates between the global setting).
 380  */
 381 PHP_METHOD(HttpQueryString, singleton)
 382 {
 383         zend_bool global = 1;
 384         zval *instance = GET_STATIC_PROP(instance);
 385
 386         SET_EH_THROW_HTTP();
 387         if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|b", &global)) {
 388                 zval **zobj_ptr = NULL, *zobj = NULL;
 389
 390                 if (Z_TYPE_P(instance) == IS_ARRAY) {
 391                         if (SUCCESS == zend_hash_index_find(Z_ARRVAL_P(instance), global, (void *) &zobj_ptr)) {
 392                                 RETVAL_ZVAL(*zobj_ptr, 1, 0);
 393                         } else {
 394                                 zobj = http_querystring_instantiate(global);
 395                                 add_index_zval(instance, global, zobj);
 396                                 RETVAL_OBJECT(zobj, 1);
 397                         }
 398                 } else {
 399                         MAKE_STD_ZVAL(instance);
 400                         array_init(instance);
 401
 402                         zobj = http_querystring_instantiate(global);
 403                         add_index_zval(instance, global, zobj);
 404                         RETVAL_OBJECT(zobj, 1);
 405
 406                         SET_STATIC_PROP(instance, instance);
 407                         zval_ptr_dtor(&instance);
 408                 }
 409         }
 410         SET_EH_NORMAL();
 411 }
 412 /* }}} */
 413 #endif
 414
 415 /* {{{ Getters by type */
 416 #define HTTP_QUERYSTRING_GETTER(method, TYPE) \
 417 PHP_METHOD(HttpQueryString, method) \
 418 { \
 419         char *name; \
 420         int name_len; \
 421         zval *defval = NULL; \
 422         zend_bool del = 0; \
 423         if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|zb", &name, &name_len, &defval, &del)) { \
 424                 http_querystring_get(getThis(), TYPE, name, name_len, defval, del, return_value); \
 425         } \
 426 }
 427 HTTP_QUERYSTRING_GETTER(getBool, IS_BOOL);
 428 HTTP_QUERYSTRING_GETTER(getInt, IS_LONG);
 429 HTTP_QUERYSTRING_GETTER(getFloat, IS_DOUBLE);
 430 HTTP_QUERYSTRING_GETTER(getString, IS_STRING);
 431 HTTP_QUERYSTRING_GETTER(getArray, IS_ARRAY);
 432 HTTP_QUERYSTRING_GETTER(getObject, IS_OBJECT);
 433 /* }}} */
 434
 435 #ifdef HAVE_ICONV
 436 /* {{{ proto bool HttpQueryString::xlate(string ie, string oe)
 437  *
 438  * Converts the query string from the source encoding ie to the target encoding oe.
 439  * WARNING: Don't use any character set that can contain NUL bytes like UTF-16.
 440  *
 441  * Returns TRUE on success or FALSE on failure.
 442  */
 443 PHP_METHOD(HttpQueryString, xlate)
 444 {
 445         char *ie, *oe;
 446         int ie_len, oe_len;
 447         zval xa, *qa, *qs;
 448         STATUS rs;
 449
 450         if (SUCCESS != zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss", &ie, &ie_len, &oe, &oe_len)) {
 451                 RETURN_FALSE;
 452         }
 453
 454         qa = GET_PROP(queryArray);
 455         qs = GET_PROP(queryString);
 456         INIT_PZVAL(&xa);
 457         array_init(&xa);
 458
 459         if (SUCCESS == (rs = http_querystring_xlate(&xa, qa, ie, oe))) {
 460                 zend_hash_clean(Z_ARRVAL_P(qa));
 461                 zend_hash_copy(Z_ARRVAL_P(qa), Z_ARRVAL(xa), (copy_ctor_func_t) zval_add_ref, NULL, sizeof(zval *));
 462                 http_querystring_update(qa, qs);
 463         }
 464         zval_dtor(&xa);
 465
 466         RETURN_SUCCESS(rs);
 467 }
 468 /* }}} */
 469 #endif /* HAVE_ICONV */
 470
 471 /* {{{ proto string HttpQueryString::serialize()
 472  *
 473  * Implements Serializable.
 474  */
 475 PHP_METHOD(HttpQueryString, serialize)
 476 {
 477         NO_ARGS;
 478         RETURN_PROP(queryString);
 479 }
 480 /* }}} */
 481
 482 /* {{{ proto void HttpQueryString::unserialize(string serialized)
 483  *
 484  * Implements Serializable.
 485  */
 486 PHP_METHOD(HttpQueryString, unserialize)
 487 {
 488         zval *serialized;
 489
 490         SET_EH_THROW_HTTP();
 491         if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &serialized)) {
 492                 if (Z_TYPE_P(serialized) == IS_STRING) {
 493                         zval *qa = GET_PROP(queryArray);
 494
 495                         zend_hash_clean(Z_ARRVAL_P(qa));
 496                         http_querystring_modify(qa, serialized);
 497                         http_querystring_update(qa, GET_PROP(queryString));
 498                 } else {
 499                         http_error(HE_WARNING, HTTP_E_QUERYSTRING, "Expected a string as parameter");
 500                 }
 501         }
 502         SET_EH_NORMAL();
 503 }
 504 /* }}} */
 505
 506 #endif /* ZEND_ENGINE_2 */
 507
 508 /*
 509  * Local variables:
 510  * tab-width: 4
 511  * c-basic-offset: 4
 512  * End:
 513  * vim600: noet sw=4 ts=4 fdm=marker
 514  * vim<600: noet sw=4 ts=4
 515  */
 516