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 #ifdef HTTP_HAVE_ZLIB
  39 #       include "php_http_encoding_api.h"
  40 #endif
  41
  42 #ifdef ZEND_ENGINE_2
  43 #       include "php_http_filter_api.h"
  44 #       include "php_http_util_object.h"
  45 #       include "php_http_message_object.h"
  46 #       ifndef WONKY
  47 #               include "php_http_response_object.h"
  48 #       endif
  49 #       ifdef HTTP_HAVE_CURL
  50 #               include "php_http_request_object.h"
  51 #               include "php_http_requestpool_object.h"
  52 #       endif
  53 #       include "php_http_exception_object.h"
  54 #endif
  55
  56
  57 ZEND_DECLARE_MODULE_GLOBALS(http);
  58 HTTP_DECLARE_ARG_PASS_INFO();
  59
  60 #ifdef COMPILE_DL_HTTP
  61 ZEND_GET_MODULE(http)
  62 #endif
  63
  64 /* {{{ http_functions[] */
  65 zend_function_entry http_functions[] = {
  66         PHP_FE(http_test, NULL)
  67         PHP_FE(http_date, NULL)
  68         PHP_FE(http_build_url, http_arg_pass_ref_3)
  69         PHP_FE(http_negotiate_language, http_arg_pass_ref_2)
  70         PHP_FE(http_negotiate_charset, http_arg_pass_ref_2)
  71         PHP_FE(http_negotiate_content_type, http_arg_pass_ref_2)
  72         PHP_FE(http_redirect, NULL)
  73         PHP_FE(http_throttle, NULL)
  74         PHP_FE(http_send_status, NULL)
  75         PHP_FE(http_send_last_modified, NULL)
  76         PHP_FE(http_send_content_type, NULL)
  77         PHP_FE(http_send_content_disposition, NULL)
  78         PHP_FE(http_match_modified, NULL)
  79         PHP_FE(http_match_etag, NULL)
  80         PHP_FE(http_cache_last_modified, NULL)
  81         PHP_FE(http_cache_etag, NULL)
  82         PHP_FE(http_send_data, NULL)
  83         PHP_FE(http_send_file, NULL)
  84         PHP_FE(http_send_stream, NULL)
  85         PHP_FE(http_chunked_decode, NULL)
  86         PHP_FE(http_parse_message, NULL)
  87         PHP_FE(http_parse_headers, NULL)
  88         PHP_FE(http_parse_cookie, NULL)
  89         PHP_FE(http_get_request_headers, NULL)
  90         PHP_FE(http_get_request_body, NULL)
  91         PHP_FE(http_match_request_header, NULL)
  92 #ifdef HTTP_HAVE_CURL
  93         PHP_FE(http_get, http_arg_pass_ref_3)
  94         PHP_FE(http_head, http_arg_pass_ref_3)
  95         PHP_FE(http_post_data, http_arg_pass_ref_4)
  96         PHP_FE(http_post_fields, http_arg_pass_ref_5)
  97         PHP_FE(http_put_file, http_arg_pass_ref_4)
  98         PHP_FE(http_put_stream, http_arg_pass_ref_4)
  99 #endif
 100         PHP_FE(http_request_method_register, NULL)
 101         PHP_FE(http_request_method_unregister, NULL)
 102         PHP_FE(http_request_method_exists, NULL)
 103         PHP_FE(http_request_method_name, NULL)
 104 #ifndef ZEND_ENGINE_2
 105         PHP_FE(http_build_query, NULL)
 106 #endif
 107         PHP_FE(ob_etaghandler, NULL)
 108 #ifdef HTTP_HAVE_ZLIB
 109         PHP_FE(http_deflate, NULL)
 110         PHP_FE(http_inflate, NULL)
 111 #endif
 112         PHP_FE(http_support, NULL)
 113
 114         EMPTY_FUNCTION_ENTRY
 115 };
 116 /* }}} */
 117
 118 /* {{{ http_module_dep */
 119 #if ZEND_EXTENSION_API_NO >= 220050617
 120 static zend_module_dep http_module_dep[] = {
 121 #       ifdef HAVE_SPL
 122         ZEND_MOD_REQUIRED("spl")
 123 #       endif
 124 #       ifdef HTTP_HAVE_EXT_HASH
 125         ZEND_MOD_REQUIRED("hash")
 126 #       endif
 127         {NULL, NULL, NULL, 0}
 128 };
 129 #endif
 130 /* }}} */
 131
 132 /* {{{ http_module_entry */
 133 zend_module_entry http_module_entry = {
 134 #if ZEND_EXTENSION_API_NO >= 220050617
 135         STANDARD_MODULE_HEADER_EX, NULL,
 136         http_module_dep,
 137 #else
 138         STANDARD_MODULE_HEADER,
 139 #endif
 140         "http",
 141         http_functions,
 142         PHP_MINIT(http),
 143         PHP_MSHUTDOWN(http),
 144         PHP_RINIT(http),
 145         PHP_RSHUTDOWN(http),
 146         PHP_MINFO(http),
 147         PHP_EXT_HTTP_VERSION,
 148         STANDARD_MODULE_PROPERTIES
 149 };
 150 /* }}} */
 151
 152 int http_module_number;
 153
 154 /* {{{ http_globals */
 155 static void http_globals_init_once(zend_http_globals *G)
 156 {
 157         memset(G, 0, sizeof(zend_http_globals));
 158 }
 159
 160 static inline void http_globals_init(zend_http_globals *G)
 161 {
 162         G->send.buffer_size = HTTP_SENDBUF_SIZE;
 163         zend_hash_init(&G->request.methods.custom, 0, NULL, ZVAL_PTR_DTOR, 0);
 164 }
 165
 166 static inline void http_globals_free(zend_http_globals *G)
 167 {
 168         STR_SET(G->send.content_type, NULL);
 169         STR_SET(G->send.unquoted_etag, NULL);
 170         zend_hash_destroy(&G->request.methods.custom);
 171 }
 172 /* }}} */
 173
 174 /* {{{ static inline void http_check_allowed_methods(char *, int) */
 175 #define http_check_allowed_methods(m, l) _http_check_allowed_methods((m), (l) TSRMLS_CC)
 176 static inline void _http_check_allowed_methods(char *methods, int length TSRMLS_DC)
 177 {
 178         if (length && SG(request_info).request_method) {
 179                 if (SUCCESS != http_check_method_ex(SG(request_info).request_method, methods)) {
 180                         char *header = emalloc(length + sizeof("Allow: "));
 181                         sprintf(header, "Allow: %s", methods);
 182                         http_exit(405, header);
 183                 }
 184         }
 185 }
 186 /* }}} */
 187
 188 /* {{{ PHP_INI */
 189 PHP_INI_MH(http_update_allowed_methods)
 190 {
 191         http_check_allowed_methods(new_value, new_value_length);
 192         return OnUpdateString(entry, new_value, new_value_length, mh_arg1, mh_arg2, mh_arg3, stage TSRMLS_CC);
 193 }
 194
 195 #ifndef ZEND_ENGINE_2
 196 #       define OnUpdateLong OnUpdateInt
 197 #endif
 198
 199 PHP_INI_BEGIN()
 200         HTTP_PHP_INI_ENTRY("http.allowed_methods", "", PHP_INI_ALL, http_update_allowed_methods, request.methods.allowed)
 201         HTTP_PHP_INI_ENTRY("http.cache_log", "", PHP_INI_ALL, OnUpdateString, log.cache)
 202         HTTP_PHP_INI_ENTRY("http.redirect_log", "", PHP_INI_ALL, OnUpdateString, log.redirect)
 203         HTTP_PHP_INI_ENTRY("http.allowed_methods_log", "", PHP_INI_ALL, OnUpdateString, log.allowed_methods)
 204         HTTP_PHP_INI_ENTRY("http.composite_log", "", PHP_INI_ALL, OnUpdateString, log.composite)
 205         HTTP_PHP_INI_ENTRY("http.etag_mode", "MD5", PHP_INI_ALL, OnUpdateString, etag.mode)
 206 #ifdef ZEND_ENGINE_2
 207         HTTP_PHP_INI_ENTRY("http.only_exceptions", "0", PHP_INI_ALL, OnUpdateBool, only_exceptions)
 208 #endif
 209         HTTP_PHP_INI_ENTRY("http.force_exit", "1", PHP_INI_ALL, OnUpdateBool, force_exit)
 210 PHP_INI_END()
 211 /* }}} */
 212
 213 /* {{{ PHP_MINIT_FUNCTION */
 214 PHP_MINIT_FUNCTION(http)
 215 {
 216         http_module_number = module_number;
 217
 218         ZEND_INIT_MODULE_GLOBALS(http, http_globals_init_once, NULL)
 219
 220         REGISTER_INI_ENTRIES();
 221
 222         if (    (SUCCESS != PHP_MINIT_CALL(http_support))       ||
 223                         (SUCCESS != PHP_MINIT_CALL(http_headers))       ||
 224 #ifdef HTTP_HAVE_CURL
 225                         (SUCCESS != PHP_MINIT_CALL(http_request))       ||
 226 #endif /* HTTP_HAVE_CURL */
 227 #ifdef HTTP_HAVE_ZLIB
 228                         (SUCCESS != PHP_MINIT_CALL(http_encoding))      ||
 229 #endif
 230                         (SUCCESS != PHP_MINIT_CALL(http_request_method))) {
 231                 return FAILURE;
 232         }
 233
 234 #ifdef ZEND_ENGINE_2
 235         if (    (SUCCESS != PHP_MINIT_CALL(http_filter))                        ||
 236                         (SUCCESS != PHP_MINIT_CALL(http_util_object))           ||
 237                         (SUCCESS != PHP_MINIT_CALL(http_message_object))        ||
 238 #       ifndef WONKY
 239                         (SUCCESS != PHP_MINIT_CALL(http_response_object))       ||
 240 #       endif /* WONKY */
 241 #       ifdef HTTP_HAVE_CURL
 242                         (SUCCESS != PHP_MINIT_CALL(http_request_object))        ||
 243                         (SUCCESS != PHP_MINIT_CALL(http_requestpool_object))||
 244 #       endif /* HTTP_HAVE_CURL */
 245                         (SUCCESS != PHP_MINIT_CALL(http_exception_object))) {
 246                 return FAILURE;
 247         }
 248 #endif /* ZEND_ENGINE_2 */
 249
 250         return SUCCESS;
 251 }
 252 /* }}} */
 253
 254 /* {{{ PHP_MSHUTDOWN_FUNCTION */
 255 PHP_MSHUTDOWN_FUNCTION(http)
 256 {
 257         UNREGISTER_INI_ENTRIES();
 258 #ifdef HTTP_HAVE_CURL
 259         return PHP_MSHUTDOWN_CALL(http_request);
 260 #endif
 261         return SUCCESS;
 262 }
 263 /* }}} */
 264
 265 /* {{{ PHP_RINIT_FUNCTION */
 266 PHP_RINIT_FUNCTION(http)
 267 {
 268         if (HTTP_G(request).methods.allowed) {
 269                 http_check_allowed_methods(HTTP_G(request).methods.allowed,
 270                         strlen(HTTP_G(request).methods.allowed));
 271         }
 272
 273         http_globals_init(HTTP_GLOBALS);
 274         return SUCCESS;
 275 }
 276 /* }}} */
 277
 278 /* {{{ PHP_RSHUTDOWN_FUNCTION */
 279 PHP_RSHUTDOWN_FUNCTION(http)
 280 {
 281         STATUS status = SUCCESS;
 282
 283 #if defined(ZEND_ENGINE_2) && defined(HTTP_HAVE_CURL)
 284         status = PHP_RSHUTDOWN_CALL(http_request_method);
 285 #endif
 286
 287         http_globals_free(HTTP_GLOBALS);
 288         return status;
 289 }
 290 /* }}} */
 291
 292 /* {{{ PHP_MINFO_FUNCTION */
 293 PHP_MINFO_FUNCTION(http)
 294 {
 295         php_info_print_table_start();
 296         {
 297                 php_info_print_table_row(2, "Extended HTTP support", "enabled");
 298                 php_info_print_table_row(2, "Extension Version", PHP_EXT_HTTP_VERSION);
 299 #ifdef HTTP_HAVE_CURL
 300                 php_info_print_table_row(2, "cURL HTTP Requests", curl_version());
 301 #else
 302                 php_info_print_table_row(2, "cURL HTTP Requests", "disabled");
 303 #endif
 304 #ifdef HTTP_HAVE_ZLIB
 305                 {
 306                         char my_zlib_version[64] = {0};
 307
 308                         strlcat(my_zlib_version, "zlib/", 63);
 309                         strlcat(my_zlib_version, zlibVersion(), 63);
 310                         php_info_print_table_row(2, "zlib GZIP Encodings", my_zlib_version);
 311                 }
 312 #else
 313                 php_info_print_table_row(2, "zlib GZIP Encodings", "disabled");
 314 #endif
 315 #if defined(HTTP_HAVE_MAGIC) && !defined(WONKY)
 316                 php_info_print_table_row(2, "magic MIME Guessing", "libmagic/unknown");
 317 #else
 318                 php_info_print_table_row(2, "magic MIME Guessing", "disabled");
 319 #endif
 320                 php_info_print_table_row(2, "Registered Classes",
 321 #ifndef ZEND_ENGINE_2
 322                         "none"
 323 #else
 324                         "HttpUtil, "
 325                         "HttpMessage, "
 326 #       ifdef HTTP_HAVE_CURL
 327                         "HttpRequest, "
 328                         "HttpRequestPool, "
 329 #       endif
 330 #       ifndef WONKY
 331                         "HttpResponse"
 332 #       endif
 333 #endif
 334                 );
 335         }
 336         php_info_print_table_end();
 337
 338         php_info_print_table_start();
 339         php_info_print_table_colspan_header(2, "Request Methods");
 340         {
 341                 unsigned i;
 342                 HashPosition pos;
 343                 zval **custom_method;
 344                 phpstr *known_request_methods = phpstr_new();
 345                 phpstr *custom_request_methods = phpstr_new();
 346
 347                 for (i = HTTP_NO_REQUEST_METHOD+1; i < HTTP_MAX_REQUEST_METHOD; ++i) {
 348                         phpstr_appendl(known_request_methods, http_request_method_name(i));
 349                         phpstr_appends(known_request_methods, ", ");
 350                 }
 351                 FOREACH_HASH_VAL(pos, &HTTP_G(request).methods.custom, custom_method) {
 352                         phpstr_append(custom_request_methods, Z_STRVAL_PP(custom_method), Z_STRLEN_PP(custom_method));
 353                         phpstr_appends(custom_request_methods, ", ");
 354                 }
 355
 356                 phpstr_append(known_request_methods, PHPSTR_VAL(custom_request_methods), PHPSTR_LEN(custom_request_methods));
 357                 phpstr_fix(known_request_methods);
 358                 phpstr_fix(custom_request_methods);
 359
 360                 php_info_print_table_row(2, "Known", PHPSTR_VAL(known_request_methods));
 361                 php_info_print_table_row(2, "Custom",
 362                         PHPSTR_LEN(custom_request_methods) ? PHPSTR_VAL(custom_request_methods) : "none registered");
 363                 php_info_print_table_row(2, "Allowed", strlen(HTTP_G(request).methods.allowed) ? HTTP_G(request).methods.allowed : "(ANY)");
 364
 365                 phpstr_free(&known_request_methods);
 366                 phpstr_free(&custom_request_methods);
 367         }
 368         php_info_print_table_end();
 369
 370         DISPLAY_INI_ENTRIES();
 371 }
 372 /* }}} */
 373
 374 /*
 375  * Local variables:
 376  * tab-width: 4
 377  * c-basic-offset: 4
 378  * End:
 379  * vim600: noet sw=4 ts=4 fdm=marker
 380  * vim<600: noet sw=4 ts=4
 381  */
 382