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