git.m6w6.name Git - m6w6/ext-http/blob - http.c

   1 /*
   2     +--------------------------------------------------------------------+
   3     | PECL :: http                                                       |
   4     +--------------------------------------------------------------------+
   5     | Redistribution and use in source and binary forms, with or without |
   6     | modification, are permitted provided that the conditions mentioned |
   7     | in the accompanying LICENSE file are met.                          |
   8     +--------------------------------------------------------------------+
   9     | Copyright (c) 2004-2005, Michael Wallner <mike@php.net>            |
  10     +--------------------------------------------------------------------+
  11 */
  12
  13 /* $Id$ */
  14
  15 #ifdef HAVE_CONFIG_H
  16 #       include "config.h"
  17 #endif
  18
  19 #define HTTP_WANT_CURL
  20 #define HTTP_WANT_ZLIB
  21 #define HTTP_WANT_MAGIC
  22 #include "php_http.h"
  23
  24 #include "SAPI.h"
  25 #include "php_ini.h"
  26 #include "ext/standard/info.h"
  27 #include "zend_extensions.h"
  28
  29 #include "php_http_api.h"
  30 #include "php_http_send_api.h"
  31 #include "php_http_cache_api.h"
  32 #include "php_http_headers_api.h"
  33 #include "php_http_message_api.h"
  34 #include "php_http_request_method_api.h"
  35 #ifdef HTTP_HAVE_CURL
  36 #       include "php_http_request_api.h"
  37 #endif
  38
  39 #ifdef ZEND_ENGINE_2
  40 #       include "php_http_filter_api.h"
  41 #       include "php_http_util_object.h"
  42 #       include "php_http_message_object.h"
  43 #       ifndef WONKY
  44 #               include "php_http_response_object.h"
  45 #       endif
  46 #       ifdef HTTP_HAVE_CURL
  47 #               include "php_http_request_object.h"
  48 #               include "php_http_requestpool_object.h"
  49 #       endif
  50 #       include "php_http_exception_object.h"
  51 #endif
  52
  53
  54 ZEND_DECLARE_MODULE_GLOBALS(http);
  55 HTTP_DECLARE_ARG_PASS_INFO();
  56
  57 #ifdef COMPILE_DL_HTTP
  58 ZEND_GET_MODULE(http)
  59 #endif
  60
  61 /* {{{ http_functions[] */
  62 zend_function_entry http_functions[] = {
  63         PHP_FE(http_test, NULL)
  64         PHP_FE(http_date, NULL)
  65         PHP_FE(http_build_url, http_arg_pass_ref_3)
  66         PHP_FE(http_negotiate_language, http_arg_pass_ref_2)
  67         PHP_FE(http_negotiate_charset, http_arg_pass_ref_2)
  68         PHP_FE(http_negotiate_content_type, http_arg_pass_ref_2)
  69         PHP_FE(http_redirect, NULL)
  70         PHP_FE(http_throttle, NULL)
  71         PHP_FE(http_send_status, NULL)
  72         PHP_FE(http_send_last_modified, NULL)
  73         PHP_FE(http_send_content_type, NULL)
  74         PHP_FE(http_send_content_disposition, NULL)
  75         PHP_FE(http_match_modified, NULL)
  76         PHP_FE(http_match_etag, NULL)
  77         PHP_FE(http_cache_last_modified, NULL)
  78         PHP_FE(http_cache_etag, NULL)
  79         PHP_FE(http_send_data, NULL)
  80         PHP_FE(http_send_file, NULL)
  81         PHP_FE(http_send_stream, NULL)
  82         PHP_FE(http_chunked_decode, NULL)
  83         PHP_FE(http_parse_message, NULL)
  84         PHP_FE(http_parse_headers, NULL)
  85         PHP_FE(http_parse_cookie, 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 #endif
  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 #ifndef ZEND_ENGINE_2
 102         PHP_FE(http_build_query, NULL)
 103 #endif
 104         PHP_FE(ob_etaghandler, NULL)
 105 #ifdef HTTP_HAVE_ZLIB
 106         PHP_FE(http_gzencode, NULL)
 107         PHP_FE(http_gzdecode, NULL)
 108         PHP_FE(http_deflate, NULL)
 109         PHP_FE(http_inflate, NULL)
 110 #endif
 111         PHP_FE(http_support, NULL)
 112
 113         EMPTY_FUNCTION_ENTRY
 114 };
 115 /* }}} */
 116
 117 /* {{{ http_module_dep */
 118 #if ZEND_EXTENSION_API_NO >= 220050617
 119 static zend_module_dep http_module_dep[] = {
 120 #       ifdef HAVE_SPL
 121         ZEND_MOD_REQUIRED("spl")
 122 #       endif
 123 #       ifdef HTTP_HAVE_EXT_HASH
 124         ZEND_MOD_REQUIRED("hash")
 125 #       endif
 126         {NULL, NULL, NULL, 0}
 127 };
 128 #endif
 129 /* }}} */
 130
 131 /* {{{ http_module_entry */
 132 zend_module_entry http_module_entry = {
 133 #if ZEND_EXTENSION_API_NO >= 220050617
 134         STANDARD_MODULE_HEADER_EX, NULL,
 135         http_module_dep,
 136 #else
 137         STANDARD_MODULE_HEADER,
 138 #endif
 139         "http",
 140         http_functions,
 141         PHP_MINIT(http),
 142         PHP_MSHUTDOWN(http),
 143         PHP_RINIT(http),
 144         PHP_RSHUTDOWN(http),
 145         PHP_MINFO(http),
 146         PHP_EXT_HTTP_VERSION,
 147         STANDARD_MODULE_PROPERTIES
 148 };
 149 /* }}} */
 150
 151 int http_module_number;
 152
 153 /* {{{ http_globals */
 154 static void http_globals_init_once(zend_http_globals *G)
 155 {
 156         memset(G, 0, sizeof(zend_http_globals));
 157 }
 158
 159 static inline void http_globals_init(zend_http_globals *G)
 160 {
 161         G->send.buffer_size = HTTP_SENDBUF_SIZE;
 162         zend_hash_init(&G->request.methods.custom, 0, NULL, ZVAL_PTR_DTOR, 0);
 163 }
 164
 165 static inline void http_globals_free(zend_http_globals *G)
 166 {
 167         STR_SET(G->send.content_type, NULL);
 168         STR_SET(G->send.unquoted_etag, NULL);
 169         zend_hash_destroy(&G->request.methods.custom);
 170 }
 171 /* }}} */
 172
 173 /* {{{ static inline void http_check_allowed_methods(char *, int) */
 174 #define http_check_allowed_methods(m, l) _http_check_allowed_methods((m), (l) TSRMLS_CC)
 175 static inline void _http_check_allowed_methods(char *methods, int length TSRMLS_DC)
 176 {
 177         if (length && SG(request_info).request_method) {
 178                 if (SUCCESS != http_check_method_ex(SG(request_info).request_method, methods)) {
 179                         char *header = emalloc(length + sizeof("Allow: "));
 180                         sprintf(header, "Allow: %s", methods);
 181                         http_exit(405, header);
 182                 }
 183         }
 184 }
 185 /* }}} */
 186
 187 /* {{{ PHP_INI */
 188 PHP_INI_MH(http_update_allowed_methods)
 189 {
 190         http_check_allowed_methods(new_value, new_value_length);
 191         return OnUpdateString(entry, new_value, new_value_length, mh_arg1, mh_arg2, mh_arg3, stage TSRMLS_CC);
 192 }
 193
 194 #ifndef ZEND_ENGINE_2
 195 #       define OnUpdateLong OnUpdateInt
 196 #endif
 197
 198 PHP_INI_BEGIN()
 199         HTTP_PHP_INI_ENTRY("http.allowed_methods", "", PHP_INI_ALL, http_update_allowed_methods, request.methods.allowed)
 200         HTTP_PHP_INI_ENTRY("http.cache_log", "", PHP_INI_ALL, OnUpdateString, log.cache)
 201         HTTP_PHP_INI_ENTRY("http.redirect_log", "", PHP_INI_ALL, OnUpdateString, log.redirect)
 202         HTTP_PHP_INI_ENTRY("http.allowed_methods_log", "", PHP_INI_ALL, OnUpdateString, log.allowed_methods)
 203         HTTP_PHP_INI_ENTRY("http.composite_log", "", PHP_INI_ALL, OnUpdateString, log.composite)
 204         HTTP_PHP_INI_ENTRY("http.etag_mode", "MD5", PHP_INI_ALL, OnUpdateString, etag.mode)
 205 #ifdef ZEND_ENGINE_2
 206         HTTP_PHP_INI_ENTRY("http.only_exceptions", "0", PHP_INI_ALL, OnUpdateBool, only_exceptions)
 207 #endif
 208         HTTP_PHP_INI_ENTRY("http.force_exit", "1", PHP_INI_ALL, OnUpdateBool, force_exit)
 209 PHP_INI_END()
 210 /* }}} */
 211
 212 /* {{{ PHP_MINIT_FUNCTION */
 213 PHP_MINIT_FUNCTION(http)
 214 {
 215         http_module_number = module_number;
 216
 217         ZEND_INIT_MODULE_GLOBALS(http, http_globals_init_once, NULL)
 218
 219         REGISTER_INI_ENTRIES();
 220
 221         if (    (SUCCESS != PHP_MINIT_CALL(http_support))       ||
 222                         (SUCCESS != PHP_MINIT_CALL(http_headers))       ||
 223 #ifdef HTTP_HAVE_CURL
 224                         (SUCCESS != PHP_MINIT_CALL(http_request))       ||
 225 #endif /* HTTP_HAVE_CURL */
 226                         (SUCCESS != PHP_MINIT_CALL(http_request_method))) {
 227                 return FAILURE;
 228         }
 229
 230 #ifdef ZEND_ENGINE_2
 231         if (    (SUCCESS != PHP_MINIT_CALL(http_filter))                        ||
 232                         (SUCCESS != PHP_MINIT_CALL(http_util_object))           ||
 233                         (SUCCESS != PHP_MINIT_CALL(http_message_object))        ||
 234 #       ifndef WONKY
 235                         (SUCCESS != PHP_MINIT_CALL(http_response_object))       ||
 236 #       endif /* WONKY */
 237 #       ifdef HTTP_HAVE_CURL
 238                         (SUCCESS != PHP_MINIT_CALL(http_request_object))        ||
 239                         (SUCCESS != PHP_MINIT_CALL(http_requestpool_object))||
 240 #       endif /* HTTP_HAVE_CURL */
 241                         (SUCCESS != PHP_MINIT_CALL(http_exception_object))) {
 242                 return FAILURE;
 243         }
 244 #endif /* ZEND_ENGINE_2 */
 245
 246         return SUCCESS;
 247 }
 248 /* }}} */
 249
 250 /* {{{ PHP_MSHUTDOWN_FUNCTION */
 251 PHP_MSHUTDOWN_FUNCTION(http)
 252 {
 253         UNREGISTER_INI_ENTRIES();
 254 #ifdef HTTP_HAVE_CURL
 255         return PHP_MSHUTDOWN_CALL(http_request);
 256 #endif
 257         return SUCCESS;
 258 }
 259 /* }}} */
 260
 261 /* {{{ PHP_RINIT_FUNCTION */
 262 PHP_RINIT_FUNCTION(http)
 263 {
 264         if (HTTP_G(request).methods.allowed) {
 265                 http_check_allowed_methods(HTTP_G(request).methods.allowed,
 266                         strlen(HTTP_G(request).methods.allowed));
 267         }
 268
 269         http_globals_init(HTTP_GLOBALS);
 270         return SUCCESS;
 271 }
 272 /* }}} */
 273
 274 /* {{{ PHP_RSHUTDOWN_FUNCTION */
 275 PHP_RSHUTDOWN_FUNCTION(http)
 276 {
 277         STATUS status = SUCCESS;
 278
 279 #if defined(ZEND_ENGINE_2) && defined(HTTP_HAVE_CURL)
 280         status = PHP_RSHUTDOWN_CALL(http_request_method);
 281 #endif
 282
 283         http_globals_free(HTTP_GLOBALS);
 284         return status;
 285 }
 286 /* }}} */
 287
 288 /* {{{ PHP_MINFO_FUNCTION */
 289 PHP_MINFO_FUNCTION(http)
 290 {
 291         php_info_print_table_start();
 292         {
 293                 php_info_print_table_row(2, "Extended HTTP support", "enabled");
 294                 php_info_print_table_row(2, "Extension Version", PHP_EXT_HTTP_VERSION);
 295 #ifdef HTTP_HAVE_CURL
 296                 php_info_print_table_row(2, "cURL HTTP Requests", curl_version());
 297 #else
 298                 php_info_print_table_row(2, "cURL HTTP Requests", "disabled");
 299 #endif
 300 #ifdef HTTP_HAVE_ZLIB
 301                 {
 302                         char my_zlib_version[64] = {0};
 303
 304                         strlcat(my_zlib_version, "zlib/", 63);
 305                         strlcat(my_zlib_version, zlibVersion(), 63);
 306                         php_info_print_table_row(2, "zlib GZIP Encodings", my_zlib_version);
 307                 }
 308 #else
 309                 php_info_print_table_row(2, "zlib GZIP Encodings", "disabled");
 310 #endif
 311 #if defined(HTTP_HAVE_MAGIC) && !defined(WONKY)
 312                 php_info_print_table_row(2, "magic MIME Guessing", "libmagic/unknown");
 313 #else
 314                 php_info_print_table_row(2, "magic MIME Guessing", "disabled");
 315 #endif
 316                 php_info_print_table_row(2, "Registered Classes",
 317 #ifndef ZEND_ENGINE_2
 318                         "none"
 319 #else
 320                         "HttpUtil, "
 321                         "HttpMessage, "
 322 #       ifdef HTTP_HAVE_CURL
 323                         "HttpRequest, "
 324                         "HttpRequestPool, "
 325 #       endif
 326 #       ifndef WONKY
 327                         "HttpResponse"
 328 #       endif
 329 #endif
 330                 );
 331         }
 332         php_info_print_table_end();
 333
 334         php_info_print_table_start();
 335         php_info_print_table_colspan_header(2, "Request Methods");
 336         {
 337                 unsigned i;
 338                 HashPosition pos;
 339                 zval **custom_method;
 340                 phpstr *known_request_methods = phpstr_new();
 341                 phpstr *custom_request_methods = phpstr_new();
 342
 343                 for (i = HTTP_NO_REQUEST_METHOD+1; i < HTTP_MAX_REQUEST_METHOD; ++i) {
 344                         phpstr_appendl(known_request_methods, http_request_method_name(i));
 345                         phpstr_appends(known_request_methods, ", ");
 346                 }
 347                 FOREACH_HASH_VAL(pos, &HTTP_G(request).methods.custom, custom_method) {
 348                         phpstr_append(custom_request_methods, Z_STRVAL_PP(custom_method), Z_STRLEN_PP(custom_method));
 349                         phpstr_appends(custom_request_methods, ", ");
 350                 }
 351
 352                 phpstr_append(known_request_methods, PHPSTR_VAL(custom_request_methods), PHPSTR_LEN(custom_request_methods));
 353                 phpstr_fix(known_request_methods);
 354                 phpstr_fix(custom_request_methods);
 355
 356                 php_info_print_table_row(2, "Known", PHPSTR_VAL(known_request_methods));
 357                 php_info_print_table_row(2, "Custom",
 358                         PHPSTR_LEN(custom_request_methods) ? PHPSTR_VAL(custom_request_methods) : "none registered");
 359                 php_info_print_table_row(2, "Allowed", strlen(HTTP_G(request).methods.allowed) ? HTTP_G(request).methods.allowed : "(ANY)");
 360
 361                 phpstr_free(&known_request_methods);
 362                 phpstr_free(&custom_request_methods);
 363         }
 364         php_info_print_table_end();
 365
 366         DISPLAY_INI_ENTRIES();
 367 }
 368 /* }}} */
 369
 370 /*
 371  * Local variables:
 372  * tab-width: 4
 373  * c-basic-offset: 4
 374  * End:
 375  * vim600: noet sw=4 ts=4 fdm=marker
 376  * vim<600: noet sw=4 ts=4
 377  */
 378