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 #include "php.h"
  23
  24 #include "SAPI.h"
  25 #include "php_ini.h"
  26 #include "ext/standard/info.h"
  27
  28 #include "php_http.h"
  29 #include "php_http_std_defs.h"
  30 #include "php_http_api.h"
  31 #include "php_http_send_api.h"
  32 #ifdef HTTP_HAVE_CURL
  33 #       include "php_http_request_api.h"
  34 #endif
  35
  36 #ifdef ZEND_ENGINE_2
  37 #       include "php_http_util_object.h"
  38 #       include "php_http_message_object.h"
  39 #       include "php_http_response_object.h"
  40 #       ifdef HTTP_HAVE_CURL
  41 #               include "php_http_request_object.h"
  42 #               include "php_http_requestpool_object.h"
  43 #       endif
  44 #       include "php_http_exception_object.h"
  45 #endif
  46
  47 #include "missing.h"
  48 #include "phpstr/phpstr.h"
  49
  50 #ifdef HTTP_HAVE_CURL
  51 #       ifdef PHP_WIN32
  52 #               include <winsock2.h>
  53 #       endif
  54 #       include <curl/curl.h>
  55 #endif
  56
  57 #include <ctype.h>
  58
  59 ZEND_DECLARE_MODULE_GLOBALS(http);
  60 HTTP_DECLARE_ARG_PASS_INFO();
  61
  62 #ifdef COMPILE_DL_HTTP
  63 ZEND_GET_MODULE(http)
  64 #endif
  65
  66 /* {{{ http_functions[] */
  67 function_entry http_functions[] = {
  68         PHP_FE(http_test, NULL)
  69         PHP_FE(http_date, NULL)
  70         PHP_FE(http_absolute_uri, NULL)
  71         PHP_FE(http_negotiate_language, NULL)
  72         PHP_FE(http_negotiate_charset, NULL)
  73         PHP_FE(http_redirect, NULL)
  74         PHP_FE(http_throttle, NULL)
  75         PHP_FE(http_send_status, NULL)
  76         PHP_FE(http_send_last_modified, NULL)
  77         PHP_FE(http_send_content_type, NULL)
  78         PHP_FE(http_send_content_disposition, NULL)
  79         PHP_FE(http_match_modified, NULL)
  80         PHP_FE(http_match_etag, NULL)
  81         PHP_FE(http_cache_last_modified, NULL)
  82         PHP_FE(http_cache_etag, NULL)
  83         PHP_FE(http_send_data, NULL)
  84         PHP_FE(http_send_file, NULL)
  85         PHP_FE(http_send_stream, NULL)
  86         PHP_FE(http_chunked_decode, NULL)
  87         PHP_FE(http_parse_message, NULL)
  88         PHP_FE(http_parse_headers, NULL)
  89         PHP_FE(http_get_request_headers, NULL)
  90         PHP_FE(http_get_request_body, NULL)
  91         PHP_FE(http_match_request_header, NULL)
  92 #ifdef HTTP_HAVE_CURL
  93         PHP_FE(http_get, http_arg_pass_ref_3)
  94         PHP_FE(http_head, http_arg_pass_ref_3)
  95         PHP_FE(http_post_data, http_arg_pass_ref_4)
  96         PHP_FE(http_post_fields, http_arg_pass_ref_5)
  97         PHP_FE(http_put_file, http_arg_pass_ref_4)
  98         PHP_FE(http_put_stream, http_arg_pass_ref_4)
  99         PHP_FE(http_request_method_register, NULL)
 100         PHP_FE(http_request_method_unregister, NULL)
 101         PHP_FE(http_request_method_exists, NULL)
 102         PHP_FE(http_request_method_name, NULL)
 103 #endif
 104         PHP_FE(http_auth_basic, NULL)
 105         PHP_FE(http_auth_basic_cb, NULL)
 106 #ifndef ZEND_ENGINE_2
 107         PHP_FE(http_build_query, NULL)
 108 #endif
 109         PHP_FE(ob_etaghandler, NULL)
 110         {NULL, NULL, NULL}
 111 };
 112 /* }}} */
 113
 114 /* {{{ http_module_entry */
 115 zend_module_entry http_module_entry = {
 116 #if ZEND_MODULE_API_NO >= 20010901
 117         STANDARD_MODULE_HEADER,
 118 #endif
 119         "http",
 120         http_functions,
 121         PHP_MINIT(http),
 122         PHP_MSHUTDOWN(http),
 123         PHP_RINIT(http),
 124         PHP_RSHUTDOWN(http),
 125         PHP_MINFO(http),
 126 #if ZEND_MODULE_API_NO >= 20010901
 127         HTTP_PEXT_VERSION,
 128 #endif
 129         STANDARD_MODULE_PROPERTIES
 130 };
 131 /* }}} */
 132
 133 int http_module_number;
 134
 135 /* {{{ http_globals */
 136 static inline void http_globals_init(zend_http_globals *G)
 137 {
 138         memset(G, 0, sizeof(zend_http_globals));
 139         G->send.buffer_size = HTTP_SENDBUF_SIZE;
 140         zend_hash_init(&G->request.methods.custom, 0, NULL, ZVAL_PTR_DTOR, 0);
 141 #ifdef HTTP_HAVE_CURL
 142         zend_llist_init(&G->request.copies.strings, sizeof(char *), http_request_data_free_string, 0);
 143         zend_llist_init(&G->request.copies.slists, sizeof(struct curl_slist *), http_request_data_free_slist, 0);
 144         zend_llist_init(&G->request.copies.contexts, sizeof(http_curl_callback_ctx *), http_request_data_free_context, 0);
 145         zend_llist_init(&G->request.copies.convs, sizeof(http_curl_conv *), http_request_data_free_conv, 0);
 146 #endif
 147 }
 148
 149 static inline void http_globals_free(zend_http_globals *G)
 150 {
 151         STR_FREE(G->send.content_type);
 152         STR_FREE(G->send.unquoted_etag);
 153         zend_hash_destroy(&G->request.methods.custom);
 154 #ifdef HTTP_HAVE_CURL
 155         zend_llist_clean(&G->request.copies.strings);
 156         zend_llist_clean(&G->request.copies.slists);
 157         zend_llist_clean(&G->request.copies.contexts);
 158         zend_llist_clean(&G->request.copies.convs);
 159 #endif
 160 }
 161 /* }}} */
 162
 163 /* {{{ static inline void http_check_allowed_methods(char *, int) */
 164 #define http_check_allowed_methods(m, l) _http_check_allowed_methods((m), (l) TSRMLS_CC)
 165 static inline void _http_check_allowed_methods(char *methods, int length TSRMLS_DC)
 166 {
 167         if (length && SG(request_info).request_method) {
 168                 if (SUCCESS != http_check_method_ex(SG(request_info).request_method, methods)) {
 169                         char *header = emalloc(length + sizeof("Allow: "));
 170                         sprintf(header, "Allow: %s", methods);
 171                         http_exit(405, header);
 172                 }
 173         }
 174 }
 175 /* }}} */
 176
 177 /* {{{ PHP_INI */
 178 PHP_INI_MH(http_update_allowed_methods)
 179 {
 180         http_check_allowed_methods(new_value, new_value_length);
 181         return OnUpdateString(entry, new_value, new_value_length, mh_arg1, mh_arg2, mh_arg3, stage TSRMLS_CC);
 182 }
 183
 184 PHP_INI_BEGIN()
 185         HTTP_PHP_INI_ENTRY("http.allowed_methods", "", PHP_INI_ALL, http_update_allowed_methods, request.methods.allowed)
 186         HTTP_PHP_INI_ENTRY("http.cache_log", "", PHP_INI_ALL, OnUpdateString, log.cache)
 187         HTTP_PHP_INI_ENTRY("http.redirect_log", "", PHP_INI_ALL, OnUpdateString, log.redirect)
 188         HTTP_PHP_INI_ENTRY("http.allowed_methods_log", "", PHP_INI_ALL, OnUpdateString, log.allowed_methods)
 189         HTTP_PHP_INI_ENTRY("http.composite_log", "", PHP_INI_ALL, OnUpdateString, log.composite)
 190 #ifdef ZEND_ENGINE_2
 191         HTTP_PHP_INI_ENTRY("http.only_exceptions", "0", PHP_INI_ALL, OnUpdateBool, only_exceptions)
 192 #endif
 193 PHP_INI_END()
 194 /* }}} */
 195
 196
 197 /* {{{ PHP_MINIT_FUNCTION */
 198 PHP_MINIT_FUNCTION(http)
 199 {
 200         http_module_number = module_number;
 201
 202 #ifdef ZTS
 203         ZEND_INIT_MODULE_GLOBALS(http, NULL, NULL)
 204 #endif
 205
 206         REGISTER_INI_ENTRIES();
 207
 208 #ifdef HTTP_HAVE_CURL
 209         if (CURLE_OK != curl_global_init(CURL_GLOBAL_ALL)) {
 210                 return FAILURE;
 211         }
 212 #endif /* HTTP_HAVE_CURL */
 213
 214 #ifdef ZEND_ENGINE_2
 215         http_util_object_init();
 216         http_message_object_init();
 217         http_response_object_init();
 218 #       ifdef HTTP_HAVE_CURL
 219         http_request_object_init();
 220         http_requestpool_object_init();
 221 #       endif /* HTTP_HAVE_CURL */
 222         http_exception_object_init();
 223 #endif /* ZEND_ENGINE_2 */
 224
 225         zend_hash_init_ex(&http_response_statics, 0, NULL, ZVAL_INTERNAL_PTR_DTOR, 1, 0);
 226         zend_fix_static_properties(http_response_object_ce, &http_response_statics TSRMLS_CC);
 227         return SUCCESS;
 228 }
 229 /* }}} */
 230
 231 /* {{{ PHP_MSHUTDOWN_FUNCTION */
 232 PHP_MSHUTDOWN_FUNCTION(http)
 233 {
 234         zend_hash_destroy(&http_response_statics);
 235         UNREGISTER_INI_ENTRIES();
 236 #ifdef HTTP_HAVE_CURL
 237         curl_global_cleanup();
 238 #endif
 239         return SUCCESS;
 240 }
 241 /* }}} */
 242
 243 /* {{{ PHP_RINIT_FUNCTION */
 244 PHP_RINIT_FUNCTION(http)
 245 {
 246         char *m;
 247
 248         if (m = INI_STR("http.allowed_methods")) {
 249                 http_check_allowed_methods(m, strlen(m));
 250         }
 251
 252         http_globals_init(HTTP_GLOBALS);
 253         zend_init_static_properties(http_response_object_ce, &http_response_statics TSRMLS_CC);
 254         return SUCCESS;
 255 }
 256 /* }}} */
 257
 258 /* {{{ PHP_RSHUTDOWN_FUNCTION */
 259 PHP_RSHUTDOWN_FUNCTION(http)
 260 {
 261         zend_clean_static_properties(http_response_object_ce TSRMLS_CC);
 262         http_globals_free(HTTP_GLOBALS);
 263         return SUCCESS;
 264 }
 265 /* }}} */
 266
 267 /* {{{ PHP_MINFO_FUNCTION */
 268 PHP_MINFO_FUNCTION(http)
 269 {
 270 #ifdef ZEND_ENGINE_2
 271 #       define HTTP_FUNC_AVAIL(CLASS) "procedural, object oriented (" CLASS ")"
 272 #else
 273 #       define HTTP_FUNC_AVAIL(CLASS) "procedural"
 274 #endif
 275
 276 #ifdef HTTP_HAVE_CURL
 277 #       define HTTP_CURL_VERSION curl_version()
 278 #       ifdef ZEND_ENGINE_2
 279 #               define HTTP_CURL_AVAIL(CLASS) "procedural, object oriented (" CLASS ")"
 280 #       else
 281 #               define HTTP_CURL_AVAIL(CLASS) "procedural"
 282 #       endif
 283 #else
 284 #       define HTTP_CURL_VERSION "libcurl not available"
 285 #       define HTTP_CURL_AVAIL(CLASS) "libcurl not available"
 286 #endif
 287
 288 #include "php_http_request_api.h"
 289
 290         php_info_print_table_start();
 291         {
 292                 char full_version_string[1024] = {0};
 293                 snprintf(full_version_string, 1023, "%s (%s)", HTTP_PEXT_VERSION, HTTP_CURL_VERSION);
 294
 295                 php_info_print_table_row(2, "Extended HTTP support:", "enabled");
 296                 php_info_print_table_row(2, "Extension Version:", full_version_string);
 297         }
 298         php_info_print_table_end();
 299
 300 #ifdef HTTP_HAVE_CURL
 301         php_info_print_table_start();
 302         {
 303                 unsigned i;
 304                 zval **custom_method;
 305                 phpstr *known_request_methods = phpstr_new();
 306                 phpstr *custom_request_methods = phpstr_new();
 307
 308                 for (i = HTTP_NO_REQUEST_METHOD+1; i < HTTP_MAX_REQUEST_METHOD; ++i) {
 309                         phpstr_appendl(known_request_methods, http_request_method_name(i));
 310                         phpstr_appends(known_request_methods, ", ");
 311                 }
 312                 FOREACH_HASH_VAL(&HTTP_G(request).methods.custom, custom_method) {
 313                         phpstr_append(custom_request_methods, Z_STRVAL_PP(custom_method), Z_STRLEN_PP(custom_method));
 314                         phpstr_appends(custom_request_methods, ", ");
 315                 }
 316
 317                 phpstr_append(known_request_methods, PHPSTR_VAL(custom_request_methods), PHPSTR_LEN(custom_request_methods));
 318                 phpstr_fix(known_request_methods);
 319                 phpstr_fix(custom_request_methods);
 320
 321                 php_info_print_table_row(2, "Known Request Methods:", PHPSTR_VAL(known_request_methods));
 322                 php_info_print_table_row(2, "Custom Request Methods:",
 323                         PHPSTR_LEN(custom_request_methods) ? PHPSTR_VAL(custom_request_methods) : "none registered");
 324
 325                 phpstr_free(&known_request_methods);
 326                 phpstr_free(&custom_request_methods);
 327         }
 328         php_info_print_table_end();
 329 #endif
 330
 331         php_info_print_table_start();
 332         {
 333                 php_info_print_table_header(2, "Functionality",            "Availability");
 334                 php_info_print_table_row(2,    "Miscellaneous Utilities:", HTTP_FUNC_AVAIL("HttpUtil, HttpMessage"));
 335                 php_info_print_table_row(2,    "Extended HTTP Responses:", HTTP_FUNC_AVAIL("HttpResponse"));
 336                 php_info_print_table_row(2,    "Extended HTTP Requests:",  HTTP_CURL_AVAIL("HttpRequest, HttpRequestPool"));
 337         }
 338         php_info_print_table_end();
 339
 340         DISPLAY_INI_ENTRIES();
 341 }
 342 /* }}} */
 343
 344 /*
 345  * Local variables:
 346  * tab-width: 4
 347  * c-basic-offset: 4
 348  * End:
 349  * vim600: noet sw=4 ts=4 fdm=marker
 350  * vim<600: noet sw=4 ts=4
 351  */
 352