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