git.m6w6.name Git - m6w6/ext-http/blob - http_message_api.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) 2004-2007, Michael Wallner <mike@php.net>            |
  10     +--------------------------------------------------------------------+
  11 */
  12
  13 /* $Id$ */
  14
  15 #define HTTP_WANT_SAPI
  16 #define HTTP_WANT_CURL
  17 #define HTTP_WANT_ZLIB
  18 #include "php_http.h"
  19
  20 #include "php_http_api.h"
  21 #include "php_http_encoding_api.h"
  22 #include "php_http_headers_api.h"
  23 #include "php_http_message_api.h"
  24 #include "php_http_request_api.h"
  25 #include "php_http_send_api.h"
  26 #include "php_http_url_api.h"
  27
  28 #define http_message_info_callback _http_message_info_callback
  29 static void _http_message_info_callback(http_message **message, HashTable **headers, http_info *info TSRMLS_DC)
  30 {
  31         http_message *old = *message;
  32
  33         /* advance message */
  34         if (old->type || zend_hash_num_elements(&old->hdrs) || PHPSTR_LEN(old)) {
  35                 (*message) = http_message_new();
  36                 (*message)->parent = old;
  37                 (*headers) = &((*message)->hdrs);
  38         }
  39
  40         http_message_set_info(*message, info);
  41 }
  42
  43 #define http_message_init_type _http_message_init_type
  44 static inline void _http_message_init_type(http_message *message, http_message_type type)
  45 {
  46         message->http.version = .0;
  47
  48         switch (message->type = type) {
  49                 case HTTP_MSG_RESPONSE:
  50                         message->http.info.response.code = 0;
  51                         message->http.info.response.status = NULL;
  52                         break;
  53
  54                 case HTTP_MSG_REQUEST:
  55                         message->http.info.request.method = NULL;
  56                         message->http.info.request.url = NULL;
  57                         break;
  58
  59                 case HTTP_MSG_NONE:
  60                 default:
  61                         break;
  62         }
  63 }
  64
  65 PHP_HTTP_API http_message *_http_message_init_ex(http_message *message, http_message_type type ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)
  66 {
  67         if (!message) {
  68                 message = ecalloc_rel(1, sizeof(http_message));
  69         }
  70
  71         http_message_init_type(message, type);
  72         message->parent = NULL;
  73         phpstr_init(&message->body);
  74         zend_hash_init(&message->hdrs, 0, NULL, ZVAL_PTR_DTOR, 0);
  75
  76         return message;
  77 }
  78
  79 PHP_HTTP_API http_message *_http_message_init_env(http_message *message, http_message_type type TSRMLS_DC ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)
  80 {
  81         int free_msg;
  82         http_info inf;
  83         zval *sval, tval;
  84         char *body_str;
  85         size_t body_len;
  86
  87         if ((free_msg = !message)) {
  88                 message = http_message_init_rel(NULL, HTTP_MSG_NONE);
  89         }
  90
  91         memset(&inf, 0, sizeof(http_info));
  92         switch (inf.type = type) {
  93                 case HTTP_MSG_REQUEST:
  94                         if ((sval = http_get_server_var("SERVER_PROTOCOL", 1)) && !strncmp(Z_STRVAL_P(sval), "HTTP/", lenof("HTTP/"))) {
  95                                 inf.http.version = zend_strtod(Z_STRVAL_P(sval) + lenof("HTTP/"), NULL);
  96                         } else {
  97                                 inf.http.version = 1.1;
  98                         }
  99                         if ((sval = http_get_server_var("REQUEST_METHOD", 1))) {
 100                                 inf.http.info.request.method = estrdup(Z_STRVAL_P(sval));
 101                         }
 102                         if ((sval = http_get_server_var("REQUEST_URI", 1))) {
 103                                 inf.http.info.request.url = estrdup(Z_STRVAL_P(sval));
 104                         }
 105
 106                         http_message_set_info(message, &inf);
 107                         http_get_request_headers(&message->hdrs);
 108                         if (SUCCESS == http_get_request_body_ex(&body_str, &body_len, 0)) {
 109                                 phpstr_from_string_ex(&message->body, body_str, body_len);
 110                         }
 111                         break;
 112
 113                 case HTTP_MSG_RESPONSE:
 114                         if (!SG(sapi_headers).http_status_line || SUCCESS != http_info_parse_ex(SG(sapi_headers).http_status_line, &inf, 0)) {
 115                                 inf.http.version = 1.1;
 116                                 inf.http.info.response.code = 200;
 117                                 inf.http.info.response.status = estrdup("Ok");
 118                         }
 119
 120                         http_message_set_info(message, &inf);
 121                         http_get_response_headers(&message->hdrs);
 122                         if (SUCCESS == php_ob_get_buffer(&tval TSRMLS_CC)) {
 123                                 message->body.data = Z_STRVAL(tval);
 124                                 message->body.used = Z_STRLEN(tval);
 125                                 message->body.free = 1; /* "\0" */
 126                         }
 127                         break;
 128
 129                 default:
 130                         if (free_msg) {
 131                                 http_message_free(&message);
 132                         } else {
 133                                 message = NULL;
 134                         }
 135                         break;
 136         }
 137         http_info_dtor(&inf);
 138
 139         return message;
 140 }
 141
 142 PHP_HTTP_API void _http_message_set_type(http_message *message, http_message_type type)
 143 {
 144         /* just act if different */
 145         if (type != message->type) {
 146
 147                 /* free request info */
 148                 switch (message->type) {
 149                         case HTTP_MSG_REQUEST:
 150                                 STR_FREE(message->http.info.request.method);
 151                                 STR_FREE(message->http.info.request.url);
 152                                 break;
 153
 154                         case HTTP_MSG_RESPONSE:
 155                                 STR_FREE(message->http.info.response.status);
 156                                 break;
 157
 158                         default:
 159                                 break;
 160                 }
 161
 162                 /* init */
 163                 http_message_init_type(message, type);
 164         }
 165 }
 166
 167 PHP_HTTP_API void _http_message_set_info(http_message *message, http_info *info)
 168 {
 169         http_message_set_type(message, info->type);
 170         message->http.version = info->http.version;
 171         switch (message->type) {
 172                 case IS_HTTP_REQUEST:
 173                         STR_SET(HTTP_INFO(message).request.url, HTTP_INFO(info).request.url ? estrdup(HTTP_INFO(info).request.url) : NULL);
 174                         STR_SET(HTTP_INFO(message).request.method, HTTP_INFO(info).request.method ? estrdup(HTTP_INFO(info).request.method) : NULL);
 175                         break;
 176
 177                 case IS_HTTP_RESPONSE:
 178                         HTTP_INFO(message).response.code = HTTP_INFO(info).response.code;
 179                         STR_SET(HTTP_INFO(message).response.status, HTTP_INFO(info).response.status ? estrdup(HTTP_INFO(info).response.status) : NULL);
 180                         break;
 181
 182                 default:
 183                         break;
 184         }
 185 }
 186
 187 #define http_message_body_parse(m, ms, ml, c) _http_message_body_parse((m), (ms), (ml), (c) TSRMLS_CC)
 188 static inline void _http_message_body_parse(http_message *msg, const char *message, size_t message_length, const char **continue_at TSRMLS_DC)
 189 {
 190         zval *c;
 191         size_t remaining;
 192         const char *body;
 193
 194         *continue_at = NULL;
 195         if ((body = http_locate_body(message))) {
 196                 remaining = message + message_length - body;
 197
 198                 if ((c = http_message_header(msg, "Transfer-Encoding"))) {
 199                         if (strstr(Z_STRVAL_P(c), "chunked")) {
 200                                 /* message has chunked transfer encoding */
 201                                 char *decoded;
 202                                 size_t decoded_len;
 203
 204                                 /* decode and replace Transfer-Encoding with Content-Length header */
 205                                 if ((*continue_at = http_encoding_dechunk(body, message + message_length - body, &decoded, &decoded_len))) {
 206                                         zval *len;
 207                                         char *tmp;
 208                                         int tmp_len;
 209
 210                                         tmp_len = (int) spprintf(&tmp, 0, "%zu", decoded_len);
 211                                         MAKE_STD_ZVAL(len);
 212                                         ZVAL_STRINGL(len, tmp, tmp_len, 0);
 213
 214                                         ZVAL_ADDREF(c);
 215                                         zend_hash_update(&msg->hdrs, "X-Original-Transfer-Encoding", sizeof("X-Original-Transfer-Encoding"), (void *) &c, sizeof(zval *), NULL);
 216                                         zend_hash_del(&msg->hdrs, "Transfer-Encoding", sizeof("Transfer-Encoding"));
 217                                         zend_hash_del(&msg->hdrs, "Content-Length", sizeof("Content-Length"));
 218                                         zend_hash_update(&msg->hdrs, "Content-Length", sizeof("Content-Length"), (void *) &len, sizeof(zval *), NULL);
 219
 220                                         phpstr_from_string_ex(PHPSTR(msg), decoded, decoded_len);
 221                                         efree(decoded);
 222                                 }
 223                         }
 224                         zval_ptr_dtor(&c);
 225                 }
 226
 227                 if (!*continue_at && (c = http_message_header(msg, "Content-Length"))) {
 228                         /* message has content-length header */
 229                         ulong len = strtoul(Z_STRVAL_P(c), NULL, 10);
 230                         if (len > remaining) {
 231                                 http_error_ex(HE_NOTICE, HTTP_E_MALFORMED_HEADERS, "The Content-Length header pretends a larger body than actually received (expected %lu bytes; got %lu bytes)", len, remaining);
 232                                 len = remaining;
 233                         }
 234                         phpstr_from_string_ex(PHPSTR(msg), body, len);
 235                         *continue_at = body + len;
 236                         zval_ptr_dtor(&c);
 237                 }
 238
 239                 if (!*continue_at && (c = http_message_header(msg, "Content-Range"))) {
 240                         /* message has content-range header */
 241                         ulong total = 0, start = 0, end = 0, len = 0;
 242
 243                         if (!strncasecmp(Z_STRVAL_P(c), "bytes", lenof("bytes")) &&
 244                                         (       Z_STRVAL_P(c)[lenof("bytes")] == ':' ||
 245                                                 Z_STRVAL_P(c)[lenof("bytes")] == ' ' ||
 246                                                 Z_STRVAL_P(c)[lenof("bytes")] == '=')) {
 247                                 char *total_at = NULL, *end_at = NULL;
 248                                 char *start_at = Z_STRVAL_P(c) + sizeof("bytes");
 249
 250                                 start = strtoul(start_at, &end_at, 10);
 251                                 if (end_at) {
 252                                         end = strtoul(end_at + 1, &total_at, 10);
 253                                         if (total_at && strncmp(total_at + 1, "*", 1)) {
 254                                                 total = strtoul(total_at + 1, NULL, 10);
 255                                         }
 256                                         if ((len = (end + 1 - start)) > remaining) {
 257                                                 http_error_ex(HE_NOTICE, HTTP_E_MALFORMED_HEADERS, "The Content-Range header pretends a larger body than actually received (expected %lu bytes; got %lu bytes)", len, remaining);
 258                                                 len = remaining;
 259                                         }
 260                                         if (end >= start && (!total || end < total)) {
 261                                                 phpstr_from_string_ex(PHPSTR(msg), body, len);
 262                                                 *continue_at = body + len;
 263                                         }
 264                                 }
 265                         }
 266
 267                         if (!*continue_at) {
 268                                 http_error_ex(HE_WARNING, HTTP_E_MALFORMED_HEADERS, "Invalid Content-Range header: %s", Z_STRVAL_P(c));
 269                         }
 270                         zval_ptr_dtor(&c);
 271                 }
 272
 273                 if (!*continue_at) {
 274                         /* no headers that indicate content length */
 275                         if (HTTP_MSG_TYPE(RESPONSE, msg)) {
 276                                 phpstr_from_string_ex(PHPSTR(msg), body, remaining);
 277                         } else {
 278                                 *continue_at = body;
 279                         }
 280                 }
 281
 282 #ifdef HTTP_HAVE_ZLIB
 283                 /* check for compressed data */
 284                 if ((c = http_message_header(msg, "Vary"))) {
 285                         zval_ptr_dtor(&c);
 286
 287                         if ((c = http_message_header(msg, "Content-Encoding"))) {
 288                                 char *decoded = NULL;
 289                                 size_t decoded_len = 0;
 290
 291                                 if (    !strcasecmp(Z_STRVAL_P(c), "gzip") ||
 292                                                 !strcasecmp(Z_STRVAL_P(c), "x-gzip") ||
 293                                                 !strcasecmp(Z_STRVAL_P(c), "deflate")) {
 294                                         http_encoding_inflate(PHPSTR_VAL(msg), PHPSTR_LEN(msg), &decoded, &decoded_len);
 295                                 }
 296
 297                                 if (decoded) {
 298                                         zval *len, **original_len;
 299                                         char *tmp;
 300                                         int tmp_len;
 301
 302                                         tmp_len = (int) spprintf(&tmp, 0, "%zu", decoded_len);
 303                                         MAKE_STD_ZVAL(len);
 304                                         ZVAL_STRINGL(len, tmp, tmp_len, 0);
 305
 306                                         ZVAL_ADDREF(c);
 307                                         zend_hash_update(&msg->hdrs, "X-Original-Content-Encoding", sizeof("X-Original-Content-Encoding"), (void *) &c, sizeof(zval *), NULL);
 308                                         zend_hash_del(&msg->hdrs, "Content-Encoding", sizeof("Content-Encoding"));
 309                                         if (SUCCESS == zend_hash_find(&msg->hdrs, "Content-Length", sizeof("Content-Length"), (void *) &original_len)) {
 310                                                 ZVAL_ADDREF(*original_len);
 311                                                 zend_hash_update(&msg->hdrs, "X-Original-Content-Length", sizeof("X-Original-Content-Length"), (void *) original_len, sizeof(zval *), NULL);
 312                                                 zend_hash_update(&msg->hdrs, "Content-Length", sizeof("Content-Length"), (void *) &len, sizeof(zval *), NULL);
 313                                         } else {
 314                                                 zend_hash_update(&msg->hdrs, "Content-Length", sizeof("Content-Length"), (void *) &len, sizeof(zval *), NULL);
 315                                         }
 316
 317                                         phpstr_dtor(PHPSTR(msg));
 318                                         PHPSTR(msg)->data = decoded;
 319                                         PHPSTR(msg)->used = decoded_len;
 320                                         PHPSTR(msg)->free = 1;
 321                                 }
 322
 323                                 zval_ptr_dtor(&c);
 324                         }
 325                 }
 326 #endif /* HTTP_HAVE_ZLIB */
 327         }
 328 }
 329
 330 PHP_HTTP_API http_message *_http_message_parse_ex(http_message *msg, const char *message, size_t message_length ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC TSRMLS_DC)
 331 {
 332         const char *continue_at;
 333         zend_bool free_msg = msg ? 0 : 1;
 334
 335         if ((!message) || (message_length < HTTP_MSG_MIN_SIZE)) {
 336                 http_error_ex(HE_WARNING, HTTP_E_INVALID_PARAM, "Empty or too short HTTP message: '%s'", message);
 337                 return NULL;
 338         }
 339
 340         msg = http_message_init_rel(msg, 0);
 341
 342         if (SUCCESS != http_parse_headers_cb(message, &msg->hdrs, 1, (http_info_callback) http_message_info_callback, (void *) &msg)) {
 343                 if (free_msg) {
 344                         http_message_free(&msg);
 345                 }
 346                 http_error(HE_WARNING, HTTP_E_MALFORMED_HEADERS, "Failed to parse message headers");
 347                 return NULL;
 348         }
 349
 350         http_message_body_parse(msg, message, message_length, &continue_at);
 351
 352         /* check for following messages */
 353         if (continue_at && (continue_at < (message + message_length))) {
 354                 while (HTTP_IS_CTYPE(space, *continue_at)) ++continue_at;
 355                 if (continue_at < (message + message_length)) {
 356                         http_message *next = NULL, *most = NULL;
 357
 358                         /* set current message to parent of most parent following messages and return deepest */
 359                         if ((most = next = http_message_parse_rel(NULL, continue_at, message + message_length - continue_at))) {
 360                                 while (most->parent) most = most->parent;
 361                                 most->parent = msg;
 362                                 msg = next;
 363                         }
 364                 }
 365         }
 366
 367         return msg;
 368 }
 369
 370 PHP_HTTP_API void _http_message_tostring(http_message *msg, char **string, size_t *length)
 371 {
 372         phpstr str;
 373         HashKey key = initHashKey(0);
 374         zval **header;
 375         char *data;
 376         HashPosition pos1;
 377
 378         phpstr_init_ex(&str, 4096, 0);
 379
 380         switch (msg->type) {
 381                 case HTTP_MSG_REQUEST:
 382                         phpstr_appendf(&str, HTTP_INFO_REQUEST_FMT_ARGS(&msg->http, HTTP_CRLF));
 383                         break;
 384
 385                 case HTTP_MSG_RESPONSE:
 386                         phpstr_appendf(&str, HTTP_INFO_RESPONSE_FMT_ARGS(&msg->http, HTTP_CRLF));
 387                         break;
 388
 389                 case HTTP_MSG_NONE:
 390                 default:
 391                         break;
 392         }
 393
 394         FOREACH_HASH_KEYVAL(pos1, &msg->hdrs, key, header) {
 395                 if (key.type == HASH_KEY_IS_STRING) {
 396                         HashPosition pos2;
 397                         zval **single_header;
 398
 399                         switch (Z_TYPE_PP(header)) {
 400                                 case IS_STRING:
 401                                         phpstr_appendf(&str, "%s: %s" HTTP_CRLF, key.str, Z_STRVAL_PP(header));
 402                                         break;
 403
 404                                 case IS_ARRAY:
 405                                         FOREACH_VAL(pos2, *header, single_header) {
 406                                                 phpstr_appendf(&str, "%s: %s" HTTP_CRLF, key.str, Z_STRVAL_PP(single_header));
 407                                         }
 408                                         break;
 409                         }
 410                 }
 411         }
 412
 413         if (PHPSTR_LEN(msg)) {
 414                 phpstr_appends(&str, HTTP_CRLF);
 415                 phpstr_append(&str, PHPSTR_VAL(msg), PHPSTR_LEN(msg));
 416                 phpstr_appends(&str, HTTP_CRLF);
 417         }
 418
 419         data = phpstr_data(&str, string, length);
 420         if (!string) {
 421                 efree(data);
 422         }
 423
 424         phpstr_dtor(&str);
 425 }
 426
 427 PHP_HTTP_API void _http_message_serialize(http_message *message, char **string, size_t *length)
 428 {
 429         char *buf;
 430         size_t len;
 431         phpstr str;
 432
 433         phpstr_init(&str);
 434
 435         do {
 436                 http_message_tostring(message, &buf, &len);
 437                 phpstr_prepend(&str, buf, len);
 438                 efree(buf);
 439         } while ((message = message->parent));
 440
 441         buf = phpstr_data(&str, string, length);
 442         if (!string) {
 443                 efree(buf);
 444         }
 445
 446         phpstr_dtor(&str);
 447 }
 448
 449 PHP_HTTP_API http_message *_http_message_reverse(http_message *msg)
 450 {
 451         int i, c;
 452
 453         http_message_count(c, msg);
 454
 455         if (c > 1) {
 456                 http_message *tmp = msg, **arr = ecalloc(c, sizeof(http_message *));
 457
 458                 for (i = 0; i < c; ++i) {
 459                         arr[i] = tmp;
 460                         tmp = tmp->parent;
 461                 }
 462                 arr[0]->parent = NULL;
 463                 for (i = 0; i < c-1; ++i) {
 464                         arr[i+1]->parent = arr[i];
 465                 }
 466
 467                 msg = arr[c-1];
 468                 efree(arr);
 469         }
 470
 471         return msg;
 472 }
 473
 474 PHP_HTTP_API http_message *_http_message_interconnect(http_message *m1, http_message *m2)
 475 {
 476         if (m1 && m2) {
 477                 int i = 0, c1, c2;
 478                 http_message *t1 = m1, *t2 = m2, *p1, *p2;
 479
 480                 http_message_count(c1, m1);
 481                 http_message_count(c2, m2);
 482
 483                 while (i++ < (c1 - c2)) {
 484                         t1 = t1->parent;
 485                 }
 486                 while (i++ <= c1) {
 487                         p1 = t1->parent;
 488                         p2 = t2->parent;
 489                         t1->parent = t2;
 490                         t2->parent = p1;
 491                         t1 = p1;
 492                         t2 = p2;
 493                 }
 494         } else if (!m1 && m2) {
 495                 m1 = m2;
 496         }
 497         return m1;
 498 }
 499
 500 PHP_HTTP_API void _http_message_tostruct_recursive(http_message *msg, zval *obj TSRMLS_DC)
 501 {
 502         zval strct;
 503         zval *headers;
 504
 505         INIT_ZARR(strct, HASH_OF(obj));
 506
 507         add_assoc_long(&strct, "type", msg->type);
 508         add_assoc_double(&strct, "httpVersion", msg->http.version);
 509         switch (msg->type)
 510         {
 511                 case HTTP_MSG_RESPONSE:
 512                         add_assoc_long(&strct, "responseCode", msg->http.info.response.code);
 513                         add_assoc_string(&strct, "responseStatus", STR_PTR(msg->http.info.response.status), 1);
 514                 break;
 515
 516                 case HTTP_MSG_REQUEST:
 517                         add_assoc_string(&strct, "requestMethod", STR_PTR(msg->http.info.request.method), 1);
 518                         add_assoc_string(&strct, "requestUrl", STR_PTR(msg->http.info.request.url), 1);
 519                 break;
 520
 521                 case HTTP_MSG_NONE:
 522                         /* avoid compiler warning */
 523                 break;
 524         }
 525
 526         MAKE_STD_ZVAL(headers);
 527         array_init(headers);
 528         zend_hash_copy(Z_ARRVAL_P(headers), &msg->hdrs, (copy_ctor_func_t) zval_add_ref, NULL, sizeof(zval *));
 529         add_assoc_zval(&strct, "headers", headers);
 530
 531         add_assoc_stringl(&strct, "body", PHPSTR_VAL(msg), PHPSTR_LEN(msg), 1);
 532
 533         if (msg->parent) {
 534                 zval *parent;
 535
 536                 MAKE_STD_ZVAL(parent);
 537                 if (Z_TYPE_P(obj) == IS_ARRAY) {
 538                         array_init(parent);
 539                 } else {
 540                         object_init(parent);
 541                 }
 542                 add_assoc_zval(&strct, "parentMessage", parent);
 543                 http_message_tostruct_recursive(msg->parent, parent);
 544         } else {
 545                 add_assoc_null(&strct, "parentMessage");
 546         }
 547 }
 548
 549 PHP_HTTP_API STATUS _http_message_send(http_message *message TSRMLS_DC)
 550 {
 551         STATUS rs = FAILURE;
 552
 553         switch (message->type) {
 554                 case HTTP_MSG_RESPONSE:
 555                 {
 556                         HashKey key = initHashKey(0);
 557                         zval **val;
 558                         HashPosition pos;
 559
 560                         FOREACH_HASH_KEYVAL(pos, &message->hdrs, key, val) {
 561                                 if (key.type == HASH_KEY_IS_STRING) {
 562                                         http_send_header_zval_ex(key.str, key.len-1, val, 1);
 563                                 }
 564                         }
 565                         rs =    SUCCESS == http_send_status(message->http.info.response.code) &&
 566                                         SUCCESS == http_send_data(PHPSTR_VAL(message), PHPSTR_LEN(message)) ?
 567                                         SUCCESS : FAILURE;
 568                         break;
 569                 }
 570
 571                 case HTTP_MSG_REQUEST:
 572                 {
 573 #ifdef HTTP_HAVE_CURL
 574                         char *uri = NULL;
 575                         http_request request;
 576                         zval **zhost, options, headers;
 577
 578                         INIT_PZVAL(&options);
 579                         INIT_PZVAL(&headers);
 580                         array_init(&options);
 581                         array_init(&headers);
 582                         zend_hash_copy(Z_ARRVAL(headers), &message->hdrs, (copy_ctor_func_t) zval_add_ref, NULL, sizeof(zval *));
 583                         add_assoc_zval(&options, "headers", &headers);
 584
 585                         /* check host header */
 586                         if (SUCCESS == zend_hash_find(&message->hdrs, "Host", sizeof("Host"), (void *) &zhost)) {
 587                                 char *colon = NULL;
 588                                 php_url parts, *url = php_url_parse(message->http.info.request.url);
 589
 590                                 memset(&parts, 0, sizeof(php_url));
 591
 592                                 /* check for port */
 593                                 if ((colon = strchr(Z_STRVAL_PP(zhost), ':'))) {
 594                                         parts.port = atoi(colon + 1);
 595                                         parts.host = estrndup(Z_STRVAL_PP(zhost), (Z_STRVAL_PP(zhost) - colon - 1));
 596                                 } else {
 597                                         parts.host = estrndup(Z_STRVAL_PP(zhost), Z_STRLEN_PP(zhost));
 598                                 }
 599
 600                                 http_build_url(HTTP_URL_REPLACE, url, &parts, NULL, &uri, NULL);
 601                                 php_url_free(url);
 602                                 efree(parts.host);
 603                         } else {
 604                                 uri = http_absolute_url(message->http.info.request.url);
 605                         }
 606
 607                         if ((request.meth = http_request_method_exists(1, 0, message->http.info.request.method))) {
 608                                 http_request_body body;
 609
 610                                 http_request_init_ex(&request, NULL, request.meth, uri);
 611                                 request.body = http_request_body_init_ex(&body, HTTP_REQUEST_BODY_CSTRING, PHPSTR_VAL(message), PHPSTR_LEN(message), 0);
 612                                 if (SUCCESS == (rs = http_request_prepare(&request, NULL))) {
 613                                         http_request_exec(&request);
 614                                 }
 615                                 http_request_dtor(&request);
 616                         } else {
 617                                 http_error_ex(HE_WARNING, HTTP_E_REQUEST_METHOD,
 618                                         "Cannot send HttpMessage. Request method %s not supported",
 619                                         message->http.info.request.method);
 620                         }
 621                         efree(uri);
 622 #else
 623                         http_error(HE_WARNING, HTTP_E_RUNTIME, "HTTP requests not supported - ext/http was not linked against libcurl.");
 624 #endif
 625                 break;
 626                 }
 627
 628                 case HTTP_MSG_NONE:
 629                 default:
 630                         http_error(HE_WARNING, HTTP_E_MESSAGE_TYPE, "HttpMessage is neither of type HTTP_MSG_REQUEST nor HTTP_MSG_RESPONSE");
 631                         break;
 632         }
 633
 634         return rs;
 635 }
 636
 637 PHP_HTTP_API http_message *_http_message_dup(http_message *orig TSRMLS_DC)
 638 {
 639         http_message *temp, *copy = NULL;
 640         http_info info;
 641
 642         if (orig) {
 643                 info.type = orig->type;
 644                 info.http = orig->http;
 645
 646                 copy = temp = http_message_new();
 647                 http_message_set_info(temp, &info);
 648                 zend_hash_copy(&temp->hdrs, &orig->hdrs, (copy_ctor_func_t) zval_add_ref, NULL, sizeof(zval *));
 649                 phpstr_append(&temp->body, orig->body.data, orig->body.used);
 650
 651                 while (orig->parent) {
 652                         info.type = orig->parent->type;
 653                         info.http = orig->parent->http;
 654
 655                         temp->parent = http_message_new();
 656                         http_message_set_info(temp->parent, &info);
 657                         zend_hash_copy(&temp->parent->hdrs, &orig->parent->hdrs, (copy_ctor_func_t) zval_add_ref, NULL, sizeof(zval *));
 658                         phpstr_append(&temp->parent->body, orig->parent->body.data, orig->parent->body.used);
 659
 660                         temp = temp->parent;
 661                         orig = orig->parent;
 662                 }
 663         }
 664
 665         return copy;
 666 }
 667
 668 PHP_HTTP_API void _http_message_dtor(http_message *message)
 669 {
 670         if (message) {
 671                 zend_hash_destroy(&message->hdrs);
 672                 phpstr_dtor(PHPSTR(message));
 673
 674                 switch (message->type) {
 675                         case HTTP_MSG_REQUEST:
 676                                 STR_SET(message->http.info.request.method, NULL);
 677                                 STR_SET(message->http.info.request.url, NULL);
 678                                 break;
 679
 680                         case HTTP_MSG_RESPONSE:
 681                                 STR_SET(message->http.info.response.status, NULL);
 682                                 break;
 683
 684                         default:
 685                                 break;
 686                 }
 687         }
 688 }
 689
 690 PHP_HTTP_API void _http_message_free(http_message **message)
 691 {
 692         if (*message) {
 693                 if ((*message)->parent) {
 694                         http_message_free(&(*message)->parent);
 695                 }
 696                 http_message_dtor(*message);
 697                 efree(*message);
 698                 *message = NULL;
 699         }
 700 }
 701
 702 /*
 703  * Local variables:
 704  * tab-width: 4
 705  * c-basic-offset: 4
 706  * End:
 707  * vim600: noet sw=4 ts=4 fdm=marker
 708  * vim<600: noet sw=4 ts=4
 709  */
 710