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_uri, NULL)
  66         PHP_FALIAS(http_absolute_uri, http_build_uri, NULL)
  67         PHP_FE(http_negotiate_language, http_arg_pass_ref_2)
  68         PHP_FE(http_negotiate_charset, http_arg_pass_ref_2)
  69         PHP_FE(http_negotiate_content_type, http_arg_pass_ref_2)
  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_parse_message, 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 #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         PHP_FE(http_compress, NULL)
 111         PHP_FE(http_uncompress, NULL)
 112 #endif
 113         PHP_FE(http_support, NULL)
 114
 115         EMPTY_FUNCTION_ENTRY
 116 };
 117 /* }}} */
 118
 119 /* {{{ http_module_dep */
 120 #if ZEND_EXTENSION_API_NO >= 220050617
 121 static zend_module_dep http_module_dep[] = {
 122 #       ifdef HAVE_SPL
 123         ZEND_MOD_REQUIRED("spl")
 124 #       endif
 125 #       ifdef HTTP_HAVE_EXT_HASH
 126         ZEND_MOD_REQUIRED("hash")
 127 #       endif
 128         {NULL, NULL, NULL, 0}
 129 };
 130 #endif
 131 /* }}} */
 132
 133 /* {{{ http_module_entry */
 134 zend_module_entry http_module_entry = {
 135 #if ZEND_EXTENSION_API_NO >= 220050617
 136         STANDARD_MODULE_HEADER_EX, NULL,
 137         http_module_dep,
 138 #else
 139         STANDARD_MODULE_HEADER,
 140 #endif
 141         "http",
 142         http_functions,
 143         PHP_MINIT(http),
 144         PHP_MSHUTDOWN(http),
 145         PHP_RINIT(http),
 146         PHP_RSHUTDOWN(http),
 147         PHP_MINFO(http),
 148         PHP_EXT_HTTP_VERSION,
 149         STANDARD_MODULE_PROPERTIES
 150 };
 151 /* }}} */
 152
 153 int http_module_number;
 154
 155 /* {{{ http_globals */
 156 static void http_globals_init_once(zend_http_globals *G)
 157 {
 158         memset(G, 0, sizeof(zend_http_globals));
 159 }
 160
 161 static inline void http_globals_init(zend_http_globals *G)
 162 {
 163         G->send.buffer_size = HTTP_SENDBUF_SIZE;
 164         zend_hash_init(&G->request.methods.custom, 0, NULL, ZVAL_PTR_DTOR, 0);
 165 #ifdef HTTP_HAVE_CURL
 166         zend_llist_init(&G->request.copies.strings, sizeof(char *), http_request_data_free_string, 0);
 167         zend_llist_init(&G->request.copies.slists, sizeof(struct curl_slist *), http_request_data_free_slist, 0);
 168         zend_llist_init(&G->request.copies.contexts, sizeof(http_request_callback_ctx *), http_request_data_free_context, 0);
 169         zend_llist_init(&G->request.copies.convs, sizeof(http_request_conv *), http_request_data_free_conv, 0);
 170 #endif
 171 }
 172
 173 static inline void http_globals_free(zend_http_globals *G)
 174 {
 175         STR_SET(G->send.content_type, NULL);
 176         STR_SET(G->send.unquoted_etag, NULL);
 177         zend_hash_destroy(&G->request.methods.custom);
 178 #ifdef HTTP_HAVE_CURL
 179         zend_llist_clean(&G->request.copies.strings);
 180         zend_llist_clean(&G->request.copies.slists);
 181         zend_llist_clean(&G->request.copies.contexts);
 182         zend_llist_clean(&G->request.copies.convs);
 183 #endif
 184 }
 185 /* }}} */
 186
 187 /* {{{ static inline void http_check_allowed_methods(char *, int) */
 188 #define http_check_allowed_methods(m, l) _http_check_allowed_methods((m), (l) TSRMLS_CC)
 189 static inline void _http_check_allowed_methods(char *methods, int length TSRMLS_DC)
 190 {
 191         if (length && SG(request_info).request_method) {
 192                 if (SUCCESS != http_check_method_ex(SG(request_info).request_method, methods)) {
 193                         char *header = emalloc(length + sizeof("Allow: "));
 194                         sprintf(header, "Allow: %s", methods);
 195                         http_exit(405, header);
 196                 }
 197         }
 198 }
 199 /* }}} */
 200
 201 /* {{{ PHP_INI */
 202 PHP_INI_MH(http_update_allowed_methods)
 203 {
 204         http_check_allowed_methods(new_value, new_value_length);
 205         return OnUpdateString(entry, new_value, new_value_length, mh_arg1, mh_arg2, mh_arg3, stage TSRMLS_CC);
 206 }
 207
 208 #ifndef ZEND_ENGINE_2
 209 #       define OnUpdateLong OnUpdateInt
 210 #endif
 211
 212 PHP_INI_BEGIN()
 213         HTTP_PHP_INI_ENTRY("http.allowed_methods", "", PHP_INI_ALL, http_update_allowed_methods, request.methods.allowed)
 214         HTTP_PHP_INI_ENTRY("http.cache_log", "", PHP_INI_ALL, OnUpdateString, log.cache)
 215         HTTP_PHP_INI_ENTRY("http.redirect_log", "", PHP_INI_ALL, OnUpdateString, log.redirect)
 216         HTTP_PHP_INI_ENTRY("http.allowed_methods_log", "", PHP_INI_ALL, OnUpdateString, log.allowed_methods)
 217         HTTP_PHP_INI_ENTRY("http.composite_log", "", PHP_INI_ALL, OnUpdateString, log.composite)
 218         HTTP_PHP_INI_ENTRY("http.etag_mode", "MD5", PHP_INI_ALL, OnUpdateString, etag.mode)
 219 #ifdef ZEND_ENGINE_2
 220         HTTP_PHP_INI_ENTRY("http.only_exceptions", "0", PHP_INI_ALL, OnUpdateBool, only_exceptions)
 221 #endif
 222         HTTP_PHP_INI_ENTRY("http.force_exit", "1", PHP_INI_ALL, OnUpdateBool, force_exit)
 223 PHP_INI_END()
 224 /* }}} */
 225
 226 /* {{{ PHP_MINIT_FUNCTION */
 227 PHP_MINIT_FUNCTION(http)
 228 {
 229         http_module_number = module_number;
 230
 231         ZEND_INIT_MODULE_GLOBALS(http, http_globals_init_once, NULL)
 232
 233         REGISTER_INI_ENTRIES();
 234
 235         if (    (SUCCESS != PHP_MINIT_CALL(http_support))       ||
 236                         (SUCCESS != PHP_MINIT_CALL(http_headers))       ||
 237 #ifdef HTTP_HAVE_CURL
 238                         (SUCCESS != PHP_MINIT_CALL(http_request))       ||
 239 #endif /* HTTP_HAVE_CURL */
 240                         (SUCCESS != PHP_MINIT_CALL(http_request_method))) {
 241                 return FAILURE;
 242         }
 243
 244 #ifdef ZEND_ENGINE_2
 245         if (    (SUCCESS != PHP_MINIT_CALL(http_filter))                        ||
 246                         (SUCCESS != PHP_MINIT_CALL(http_util_object))           ||
 247                         (SUCCESS != PHP_MINIT_CALL(http_message_object))        ||
 248 #       ifndef WONKY
 249                         (SUCCESS != PHP_MINIT_CALL(http_response_object))       ||
 250 #       endif /* WONKY */
 251 #       ifdef HTTP_HAVE_CURL
 252                         (SUCCESS != PHP_MINIT_CALL(http_request_object))        ||
 253                         (SUCCESS != PHP_MINIT_CALL(http_requestpool_object))||
 254 #       endif /* HTTP_HAVE_CURL */
 255                         (SUCCESS != PHP_MINIT_CALL(http_exception_object))) {
 256                 return FAILURE;
 257         }
 258 #endif /* ZEND_ENGINE_2 */
 259
 260         return SUCCESS;
 261 }
 262 /* }}} */
 263
 264 /* {{{ PHP_MSHUTDOWN_FUNCTION */
 265 PHP_MSHUTDOWN_FUNCTION(http)
 266 {
 267         UNREGISTER_INI_ENTRIES();
 268 #ifdef HTTP_HAVE_CURL
 269         return PHP_MSHUTDOWN_CALL(http_request);
 270 #endif
 271         return SUCCESS;
 272 }
 273 /* }}} */
 274
 275 /* {{{ PHP_RINIT_FUNCTION */
 276 PHP_RINIT_FUNCTION(http)
 277 {
 278         if (HTTP_G(request).methods.allowed) {
 279                 http_check_allowed_methods(HTTP_G(request).methods.allowed,
 280                         strlen(HTTP_G(request).methods.allowed));
 281         }
 282
 283         http_globals_init(HTTP_GLOBALS);
 284         return SUCCESS;
 285 }
 286 /* }}} */
 287
 288 /* {{{ PHP_RSHUTDOWN_FUNCTION */
 289 PHP_RSHUTDOWN_FUNCTION(http)
 290 {
 291         STATUS status = SUCCESS;
 292
 293 #if defined(ZEND_ENGINE_2) && defined(HTTP_HAVE_CURL)
 294         status = PHP_RSHUTDOWN_CALL(http_request_method);
 295 #endif
 296
 297         http_globals_free(HTTP_GLOBALS);
 298         return status;
 299 }
 300 /* }}} */
 301
 302 /* {{{ PHP_MINFO_FUNCTION */
 303 PHP_MINFO_FUNCTION(http)
 304 {
 305         php_info_print_table_start();
 306         {
 307                 php_info_print_table_row(2, "Extended HTTP support", "enabled");
 308                 php_info_print_table_row(2, "Extension Version", PHP_EXT_HTTP_VERSION);
 309 #ifdef HTTP_HAVE_CURL
 310                 php_info_print_table_row(2, "cURL HTTP Requests", curl_version());
 311 #else
 312                 php_info_print_table_row(2, "cURL HTTP Requests", "disabled");
 313 #endif
 314 #ifdef HTTP_HAVE_ZLIB
 315                 {
 316                         char my_zlib_version[64] = {0};
 317
 318                         strlcat(my_zlib_version, "zlib/", 63);
 319                         strlcat(my_zlib_version, zlibVersion(), 63);
 320                         php_info_print_table_row(2, "zlib GZIP Encodings", my_zlib_version);
 321                 }
 322 #else
 323                 php_info_print_table_row(2, "zlib GZIP Encodings", "disabled");
 324 #endif
 325 #if defined(HTTP_HAVE_MAGIC) && !defined(WONKY)
 326                 php_info_print_table_row(2, "magic MIME Guessing", "libmagic/unknown");
 327 #else
 328                 php_info_print_table_row(2, "magic MIME Guessing", "disabled");
 329 #endif
 330                 php_info_print_table_row(2, "Registered Classes",
 331 #ifndef ZEND_ENGINE_2
 332                         "none"
 333 #else
 334                         "HttpUtil, "
 335                         "HttpMessage, "
 336 #       ifdef HTTP_HAVE_CURL
 337                         "HttpRequest, "
 338                         "HttpRequestPool, "
 339 #       endif
 340 #       ifndef WONKY
 341                         "HttpResponse"
 342 #       endif
 343 #endif
 344                 );
 345         }
 346         php_info_print_table_end();
 347
 348         php_info_print_table_start();
 349         php_info_print_table_colspan_header(2, "Request Methods");
 350         {
 351                 unsigned i;
 352                 HashPosition pos;
 353                 zval **custom_method;
 354                 phpstr *known_request_methods = phpstr_new();
 355                 phpstr *custom_request_methods = phpstr_new();
 356
 357                 for (i = HTTP_NO_REQUEST_METHOD+1; i < HTTP_MAX_REQUEST_METHOD; ++i) {
 358                         phpstr_appendl(known_request_methods, http_request_method_name(i));
 359                         phpstr_appends(known_request_methods, ", ");
 360                 }
 361                 FOREACH_HASH_VAL(pos, &HTTP_G(request).methods.custom, custom_method) {
 362                         phpstr_append(custom_request_methods, Z_STRVAL_PP(custom_method), Z_STRLEN_PP(custom_method));
 363                         phpstr_appends(custom_request_methods, ", ");
 364                 }
 365
 366                 phpstr_append(known_request_methods, PHPSTR_VAL(custom_request_methods), PHPSTR_LEN(custom_request_methods));
 367                 phpstr_fix(known_request_methods);
 368                 phpstr_fix(custom_request_methods);
 369
 370                 php_info_print_table_row(2, "Known", PHPSTR_VAL(known_request_methods));
 371                 php_info_print_table_row(2, "Custom",
 372                         PHPSTR_LEN(custom_request_methods) ? PHPSTR_VAL(custom_request_methods) : "none registered");
 373                 php_info_print_table_row(2, "Allowed", strlen(HTTP_G(request).methods.allowed) ? HTTP_G(request).methods.allowed : "(ANY)");
 374
 375                 phpstr_free(&known_request_methods);
 376                 phpstr_free(&custom_request_methods);
 377         }
 378         php_info_print_table_end();
 379
 380         DISPLAY_INI_ENTRIES();
 381 }
 382 /* }}} */
 383
 384 /*
 385  * Local variables:
 386  * tab-width: 4
 387  * c-basic-offset: 4
 388  * End:
 389  * vim600: noet sw=4 ts=4 fdm=marker
 390  * vim<600: noet sw=4 ts=4
 391  */
 392