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

   1 /*
   2    +----------------------------------------------------------------------+
   3    | PECL :: http                                                         |
   4    +----------------------------------------------------------------------+
   5    | This source file is subject to version 3.0 of the PHP license, that  |
   6    | is bundled with this package in the file LICENSE, and is available   |
   7    | through the world-wide-web at http://www.php.net/license/3_0.txt.    |
   8    | If you did not receive a copy of the PHP license and are unable to   |
   9    | obtain it through the world-wide-web, please send a note to          |
  10    | license@php.net so we can mail you a copy immediately.               |
  11    +----------------------------------------------------------------------+
  12    | Copyright (c) 2004-2005 Michael Wallner <mike@php.net>               |
  13    +----------------------------------------------------------------------+
  14 */
  15
  16 /* $Id$ */
  17
  18
  19 #ifdef HAVE_CONFIG_H
  20 #       include "config.h"
  21 #endif
  22
  23 #ifdef HTTP_HAVE_CURL
  24 #       ifdef PHP_WIN32
  25 #               include <winsock2.h>
  26 #       endif
  27 #       include <curl/curl.h>
  28 #endif
  29
  30 #include <ctype.h>
  31
  32 #include "php.h"
  33 #include "php_ini.h"
  34 #include "ext/standard/info.h"
  35
  36 #include "SAPI.h"
  37
  38 #include "php_http.h"
  39 #include "php_http_std_defs.h"
  40 #include "php_http_api.h"
  41 #include "php_http_send_api.h"
  42
  43 #ifdef ZEND_ENGINE_2
  44 #       include "php_http_util_object.h"
  45 #       include "php_http_message_object.h"
  46 #       include "php_http_response_object.h"
  47 #       ifdef HTTP_HAVE_CURL
  48 #               include "php_http_request_object.h"
  49 #               include "php_http_requestpool_object.h"
  50 #       endif
  51 #       include "php_http_exception_object.h"
  52 #endif
  53
  54 #include "phpstr/phpstr.h"
  55
  56 #ifdef HTTP_HAVE_CURL
  57 #ifdef ZEND_ENGINE_2
  58 static
  59 ZEND_BEGIN_ARG_INFO(http_request_info_ref_3, 0)
  60         ZEND_ARG_PASS_INFO(0)
  61         ZEND_ARG_PASS_INFO(0)
  62         ZEND_ARG_PASS_INFO(1)
  63 ZEND_END_ARG_INFO();
  64
  65 static
  66 ZEND_BEGIN_ARG_INFO(http_request_info_ref_4, 0)
  67         ZEND_ARG_PASS_INFO(0)
  68         ZEND_ARG_PASS_INFO(0)
  69         ZEND_ARG_PASS_INFO(0)
  70         ZEND_ARG_PASS_INFO(1)
  71 ZEND_END_ARG_INFO();
  72
  73 static
  74 ZEND_BEGIN_ARG_INFO(http_request_info_ref_5, 0)
  75         ZEND_ARG_PASS_INFO(0)
  76         ZEND_ARG_PASS_INFO(0)
  77         ZEND_ARG_PASS_INFO(0)
  78         ZEND_ARG_PASS_INFO(0)
  79         ZEND_ARG_PASS_INFO(1)
  80 ZEND_END_ARG_INFO();
  81 #else
  82 static unsigned char http_request_info_ref_3[] = {3, BYREF_NONE, BYREF_NONE, BYREF_FORCE};
  83 static unsigned char http_request_info_ref_4[] = {4, BYREF_NONE, BYREF_NONE, BYREF_NONE, BYREF_FORCE};
  84 static unsigned char http_request_info_ref_5[] = {5, BYREF_NONE, BYREF_NONE, BYREF_NONE, BYREF_NONE, BYREF_FORCE};
  85 #endif /* ZEND_ENGINE_2 */
  86 #endif /* HTTP_HAVE_CURL */
  87
  88 ZEND_DECLARE_MODULE_GLOBALS(http)
  89
  90 #ifdef COMPILE_DL_HTTP
  91 ZEND_GET_MODULE(http)
  92 #endif
  93
  94 /* {{{ http_functions[] */
  95 function_entry http_functions[] = {
  96         PHP_FE(http_test, NULL)
  97         PHP_FE(http_date, NULL)
  98         PHP_FE(http_absolute_uri, NULL)
  99         PHP_FE(http_negotiate_language, NULL)
 100         PHP_FE(http_negotiate_charset, NULL)
 101         PHP_FE(http_redirect, NULL)
 102         PHP_FE(http_throttle, NULL)
 103         PHP_FE(http_send_status, NULL)
 104         PHP_FE(http_send_last_modified, NULL)
 105         PHP_FE(http_send_content_type, NULL)
 106         PHP_FE(http_send_content_disposition, NULL)
 107         PHP_FE(http_match_modified, NULL)
 108         PHP_FE(http_match_etag, NULL)
 109         PHP_FE(http_cache_last_modified, NULL)
 110         PHP_FE(http_cache_etag, NULL)
 111         PHP_FE(http_send_data, NULL)
 112         PHP_FE(http_send_file, NULL)
 113         PHP_FE(http_send_stream, NULL)
 114         PHP_FE(http_chunked_decode, NULL)
 115         PHP_FE(http_split_response, NULL)
 116         PHP_FE(http_parse_headers, NULL)
 117         PHP_FE(http_get_request_headers, NULL)
 118         PHP_FE(http_match_request_header, NULL)
 119 #ifdef HTTP_HAVE_CURL
 120         PHP_FE(http_get, http_request_info_ref_3)
 121         PHP_FE(http_head, http_request_info_ref_3)
 122         PHP_FE(http_post_data, http_request_info_ref_4)
 123         PHP_FE(http_post_fields, http_request_info_ref_5)
 124         PHP_FE(http_put_file, http_request_info_ref_4)
 125         PHP_FE(http_put_stream, http_request_info_ref_4)
 126         PHP_FE(http_request_method_register, NULL)
 127         PHP_FE(http_request_method_unregister, NULL)
 128         PHP_FE(http_request_method_exists, NULL)
 129         PHP_FE(http_request_method_name, NULL)
 130 #endif
 131         PHP_FE(http_auth_basic, NULL)
 132         PHP_FE(http_auth_basic_cb, NULL)
 133 #ifndef ZEND_ENGINE_2
 134         PHP_FE(http_build_query, NULL)
 135 #endif
 136         PHP_FE(ob_etaghandler, NULL)
 137         {NULL, NULL, NULL}
 138 };
 139 /* }}} */
 140
 141 /* {{{ http_module_entry */
 142 zend_module_entry http_module_entry = {
 143 #if ZEND_MODULE_API_NO >= 20010901
 144         STANDARD_MODULE_HEADER,
 145 #endif
 146         "http",
 147         http_functions,
 148         PHP_MINIT(http),
 149         PHP_MSHUTDOWN(http),
 150         PHP_RINIT(http),
 151         PHP_RSHUTDOWN(http),
 152         PHP_MINFO(http),
 153 #if ZEND_MODULE_API_NO >= 20010901
 154         HTTP_PEXT_VERSION,
 155 #endif
 156         STANDARD_MODULE_PROPERTIES
 157 };
 158 /* }}} */
 159
 160 int http_module_number;
 161
 162 #ifdef HTTP_HAVE_CURL
 163 #       ifdef HTTP_CURL_USE_ZEND_MM
 164 static void http_curl_free(void *p)                                     { efree(p); }
 165 static char *http_curl_strdup(const char *p)            { return estrdup(p); }
 166 static void *http_curl_malloc(size_t s)                         { return emalloc(s); }
 167 static void *http_curl_realloc(void *p, size_t s)       { return erealloc(p, s); }
 168 static void *http_curl_calloc(size_t n, size_t s)       { return ecalloc(n, s); }
 169 #       endif /* HTTP_CURL_USE_ZEND_MM */
 170 static void http_curl_freestr(void *s)                          { efree(*(char **)s); }
 171 #endif /* HTTP_HAVE_CURL */
 172
 173 /* {{{ http_globals */
 174 static inline void http_globals_init(zend_http_globals *G)
 175 {
 176         memset(G, 0, sizeof(zend_http_globals));
 177         G->send.buffer_size = HTTP_SENDBUF_SIZE;
 178         zend_hash_init(&G->request.methods.custom, 0, NULL, ZVAL_PTR_DTOR, 0);
 179 #ifdef HTTP_HAVE_CURL
 180         zend_llist_init(&G->request.curl.copies, sizeof(char *), http_curl_freestr, 0);
 181 #endif
 182 }
 183 static inline void http_globals_free(zend_http_globals *G)
 184 {
 185         STR_FREE(G->send.content_type);
 186         STR_FREE(G->send.unquoted_etag);
 187         zend_hash_destroy(&G->request.methods.custom);
 188         zend_llist_clean(&G->request.curl.copies);
 189 }
 190 /* }}} */
 191
 192 /* {{{ static inline void http_check_allowed_methods(char *, int) */
 193 #define http_check_allowed_methods(m, l) _http_check_allowed_methods((m), (l) TSRMLS_CC)
 194 static inline void _http_check_allowed_methods(char *methods, int length TSRMLS_DC)
 195 {
 196         if (length && SG(request_info).request_method) {
 197                 if (SUCCESS != http_check_method_ex(SG(request_info).request_method, methods)) {
 198                         char *header = emalloc(length + sizeof("Allow: "));
 199                         sprintf(header, "Allow: %s", methods);
 200                         http_exit(405, header);
 201                 }
 202         }
 203 }
 204 /* }}} */
 205
 206 /* {{{ PHP_INI */
 207 PHP_INI_MH(http_update_allowed_methods)
 208 {
 209         http_check_allowed_methods(new_value, new_value_length);
 210         return OnUpdateString(entry, new_value, new_value_length, mh_arg1, mh_arg2, mh_arg3, stage TSRMLS_CC);
 211 }
 212
 213 PHP_INI_BEGIN()
 214         HTTP_PHP_INI_ENTRY("http.allowed_methods", NULL, PHP_INI_ALL, http_update_allowed_methods, request.methods.allowed)
 215         HTTP_PHP_INI_ENTRY("http.cache_log", NULL, PHP_INI_ALL, OnUpdateString, log.cache)
 216 PHP_INI_END()
 217 /* }}} */
 218
 219
 220 /* {{{ PHP_MINIT_FUNCTION */
 221 PHP_MINIT_FUNCTION(http)
 222 {
 223         http_module_number = module_number;
 224
 225         ZEND_INIT_MODULE_GLOBALS(http, NULL, NULL);
 226         REGISTER_INI_ENTRIES();
 227
 228 #ifdef HTTP_HAVE_CURL
 229 #       ifdef HTTP_CURL_USE_ZEND_MM
 230         if (CURLE_OK != curl_global_init_mem(CURL_GLOBAL_ALL,
 231                         http_curl_malloc,
 232                         http_curl_free,
 233                         http_curl_realloc,
 234                         http_curl_strdup,
 235                         http_curl_calloc)) {
 236                 return FAILURE;
 237         }
 238 #       endif /* HTTP_CURL_USE_ZEND_MM */
 239 #endif /* HTTP_HAVE_CURL */
 240
 241 #ifdef ZEND_ENGINE_2
 242         http_util_object_init();
 243         http_message_object_init();
 244         http_response_object_init();
 245 #       ifdef HTTP_HAVE_CURL
 246         http_request_object_init();
 247         http_requestpool_object_init();
 248 #       endif /* HTTP_HAVE_CURL */
 249         http_exception_object_init();
 250 #endif /* ZEND_ENGINE_2 */
 251
 252         return SUCCESS;
 253 }
 254 /* }}} */
 255
 256 /* {{{ PHP_MSHUTDOWN_FUNCTION */
 257 PHP_MSHUTDOWN_FUNCTION(http)
 258 {
 259         UNREGISTER_INI_ENTRIES();
 260 #ifdef HTTP_HAVE_CURL
 261         curl_global_cleanup();
 262 #endif
 263         return SUCCESS;
 264 }
 265 /* }}} */
 266
 267 /* {{{ PHP_RINIT_FUNCTION */
 268 PHP_RINIT_FUNCTION(http)
 269 {
 270         char *m;
 271
 272         if (m = INI_STR("http.allowed_methods")) {
 273                 http_check_allowed_methods(m, strlen(m));
 274         }
 275
 276         http_globals_init(HTTP_GLOBALS);
 277         return SUCCESS;
 278 }
 279 /* }}} */
 280
 281 /* {{{ PHP_RSHUTDOWN_FUNCTION */
 282 PHP_RSHUTDOWN_FUNCTION(http)
 283 {
 284         http_globals_free(HTTP_GLOBALS);
 285         return SUCCESS;
 286 }
 287 /* }}} */
 288
 289 /* {{{ PHP_MINFO_FUNCTION */
 290 PHP_MINFO_FUNCTION(http)
 291 {
 292 #ifdef ZEND_ENGINE_2
 293 #       define HTTP_FUNC_AVAIL(CLASS) "procedural, object oriented (" CLASS ")"
 294 #else
 295 #       define HTTP_FUNC_AVAIL(CLASS) "procedural"
 296 #endif
 297
 298 #ifdef HTTP_HAVE_CURL
 299 #       define HTTP_CURL_VERSION curl_version()
 300 #       ifdef ZEND_ENGINE_2
 301 #               define HTTP_CURL_AVAIL(CLASS) "procedural, object oriented (" CLASS ")"
 302 #       else
 303 #               define HTTP_CURL_AVAIL(CLASS) "procedural"
 304 #       endif
 305 #else
 306 #       define HTTP_CURL_VERSION "libcurl not available"
 307 #       define HTTP_CURL_AVAIL(CLASS) "libcurl not available"
 308 #endif
 309
 310 #include "php_http_request_api.h"
 311
 312         php_info_print_table_start();
 313         {
 314                 char full_version_string[1024] = {0};
 315                 snprintf(full_version_string, 1023, "%s (%s)", HTTP_PEXT_VERSION, HTTP_CURL_VERSION);
 316
 317                 php_info_print_table_row(2, "Extended HTTP support:", "enabled");
 318                 php_info_print_table_row(2, "Extension Version:", full_version_string);
 319         }
 320         php_info_print_table_end();
 321
 322         php_info_print_table_start();
 323         {
 324                 unsigned i;
 325                 zval **custom_method;
 326                 phpstr *known_request_methods = phpstr_new();
 327                 phpstr *custom_request_methods = phpstr_new();
 328
 329                 for (i = HTTP_NO_REQUEST_METHOD+1; i < HTTP_MAX_REQUEST_METHOD; ++i) {
 330                         phpstr_appendl(known_request_methods, http_request_method_name(i));
 331                         phpstr_appends(known_request_methods, ", ");
 332                 }
 333                 FOREACH_HASH_VAL(&HTTP_G(request).methods.custom, custom_method) {
 334                         phpstr_append(custom_request_methods, Z_STRVAL_PP(custom_method), Z_STRLEN_PP(custom_method));
 335                         phpstr_appends(custom_request_methods, ", ");
 336                 }
 337
 338                 phpstr_append(known_request_methods, PHPSTR_VAL(custom_request_methods), PHPSTR_LEN(custom_request_methods));
 339                 phpstr_fix(known_request_methods);
 340                 phpstr_fix(custom_request_methods);
 341
 342                 php_info_print_table_row(2, "Known Request Methods:", PHPSTR_VAL(known_request_methods));
 343                 php_info_print_table_row(2, "Custom Request Methods:",
 344                         PHPSTR_LEN(custom_request_methods) ? PHPSTR_VAL(custom_request_methods) : "none registered");
 345
 346                 phpstr_free(known_request_methods);
 347                 phpstr_free(custom_request_methods);
 348         }
 349         php_info_print_table_end();
 350
 351         php_info_print_table_start();
 352         {
 353                 php_info_print_table_header(2, "Functionality",            "Availability");
 354                 php_info_print_table_row(2,    "Miscellaneous Utilities:", HTTP_FUNC_AVAIL("HttpUtil, HttpMessage"));
 355                 php_info_print_table_row(2,    "Extended HTTP Responses:", HTTP_FUNC_AVAIL("HttpResponse"));
 356                 php_info_print_table_row(2,    "Extended HTTP Requests:",  HTTP_CURL_AVAIL("HttpRequest"));
 357         }
 358         php_info_print_table_end();
 359
 360         DISPLAY_INI_ENTRIES();
 361 }
 362 /* }}} */
 363
 364 /*
 365  * Local variables:
 366  * tab-width: 4
 367  * c-basic-offset: 4
 368  * End:
 369  * vim600: noet sw=4 ts=4 fdm=marker
 370  * vim<600: noet sw=4 ts=4
 371  */
 372