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