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