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         ZEND_INIT_MODULE_GLOBALS(http, NULL, NULL);
 189         REGISTER_INI_ENTRIES();
 190
 191 #ifdef HTTP_HAVE_CURL
 192         if (SUCCESS != http_request_global_init()) {
 193                 return FAILURE;
 194         }
 195 #endif /* HTTP_HAVE_CURL */
 196
 197 #ifdef ZEND_ENGINE_2
 198         http_util_object_init();
 199         http_message_object_init();
 200         http_response_object_init();
 201 #       ifdef HTTP_HAVE_CURL
 202         http_request_object_init();
 203         http_requestpool_object_init();
 204 #       endif /* HTTP_HAVE_CURL */
 205         http_exception_object_init();
 206 #endif /* ZEND_ENGINE_2 */
 207
 208         return SUCCESS;
 209 }
 210 /* }}} */
 211
 212 /* {{{ PHP_MSHUTDOWN_FUNCTION */
 213 PHP_MSHUTDOWN_FUNCTION(http)
 214 {
 215         UNREGISTER_INI_ENTRIES();
 216 #ifdef HTTP_HAVE_CURL
 217         curl_global_cleanup();
 218 #endif
 219         return SUCCESS;
 220 }
 221 /* }}} */
 222
 223 /* {{{ PHP_RINIT_FUNCTION */
 224 PHP_RINIT_FUNCTION(http)
 225 {
 226         char *m;
 227
 228         if (m = INI_STR("http.allowed_methods")) {
 229                 http_check_allowed_methods(m, strlen(m));
 230         }
 231
 232         http_globals_init(HTTP_GLOBALS);
 233         return SUCCESS;
 234 }
 235 /* }}} */
 236
 237 /* {{{ PHP_RSHUTDOWN_FUNCTION */
 238 PHP_RSHUTDOWN_FUNCTION(http)
 239 {
 240         http_globals_free(HTTP_GLOBALS);
 241         return SUCCESS;
 242 }
 243 /* }}} */
 244
 245 /* {{{ PHP_MINFO_FUNCTION */
 246 PHP_MINFO_FUNCTION(http)
 247 {
 248 #ifdef ZEND_ENGINE_2
 249 #       define HTTP_FUNC_AVAIL(CLASS) "procedural, object oriented (" CLASS ")"
 250 #else
 251 #       define HTTP_FUNC_AVAIL(CLASS) "procedural"
 252 #endif
 253
 254 #ifdef HTTP_HAVE_CURL
 255 #       define HTTP_CURL_VERSION curl_version()
 256 #       ifdef ZEND_ENGINE_2
 257 #               define HTTP_CURL_AVAIL(CLASS) "procedural, object oriented (" CLASS ")"
 258 #       else
 259 #               define HTTP_CURL_AVAIL(CLASS) "procedural"
 260 #       endif
 261 #else
 262 #       define HTTP_CURL_VERSION "libcurl not available"
 263 #       define HTTP_CURL_AVAIL(CLASS) "libcurl not available"
 264 #endif
 265
 266 #include "php_http_request_api.h"
 267
 268         php_info_print_table_start();
 269         {
 270                 char full_version_string[1024] = {0};
 271                 snprintf(full_version_string, 1023, "%s (%s)", HTTP_PEXT_VERSION, HTTP_CURL_VERSION);
 272
 273                 php_info_print_table_row(2, "Extended HTTP support:", "enabled");
 274                 php_info_print_table_row(2, "Extension Version:", full_version_string);
 275         }
 276         php_info_print_table_end();
 277
 278         php_info_print_table_start();
 279         {
 280                 unsigned i;
 281                 zval **custom_method;
 282                 phpstr *known_request_methods = phpstr_new();
 283                 phpstr *custom_request_methods = phpstr_new();
 284
 285                 for (i = HTTP_NO_REQUEST_METHOD+1; i < HTTP_MAX_REQUEST_METHOD; ++i) {
 286                         phpstr_appendl(known_request_methods, http_request_method_name(i));
 287                         phpstr_appends(known_request_methods, ", ");
 288                 }
 289                 FOREACH_HASH_VAL(&HTTP_G(request).methods.custom, custom_method) {
 290                         phpstr_append(custom_request_methods, Z_STRVAL_PP(custom_method), Z_STRLEN_PP(custom_method));
 291                         phpstr_appends(custom_request_methods, ", ");
 292                 }
 293
 294                 phpstr_append(known_request_methods, PHPSTR_VAL(custom_request_methods), PHPSTR_LEN(custom_request_methods));
 295                 phpstr_fix(known_request_methods);
 296                 phpstr_fix(custom_request_methods);
 297
 298                 php_info_print_table_row(2, "Known Request Methods:", PHPSTR_VAL(known_request_methods));
 299                 php_info_print_table_row(2, "Custom Request Methods:",
 300                         PHPSTR_LEN(custom_request_methods) ? PHPSTR_VAL(custom_request_methods) : "none registered");
 301
 302                 phpstr_free(known_request_methods);
 303                 phpstr_free(custom_request_methods);
 304         }
 305         php_info_print_table_end();
 306
 307         php_info_print_table_start();
 308         {
 309                 php_info_print_table_header(2, "Functionality",            "Availability");
 310                 php_info_print_table_row(2,    "Miscellaneous Utilities:", HTTP_FUNC_AVAIL("HttpUtil, HttpMessage"));
 311                 php_info_print_table_row(2,    "Extended HTTP Responses:", HTTP_FUNC_AVAIL("HttpResponse"));
 312                 php_info_print_table_row(2,    "Extended HTTP Requests:",  HTTP_CURL_AVAIL("HttpRequest, HttpRequestPool"));
 313         }
 314         php_info_print_table_end();
 315
 316         DISPLAY_INI_ENTRIES();
 317 }
 318 /* }}} */
 319
 320 /*
 321  * Local variables:
 322  * tab-width: 4
 323  * c-basic-offset: 4
 324  * End:
 325  * vim600: noet sw=4 ts=4 fdm=marker
 326  * vim<600: noet sw=4 ts=4
 327  */
 328