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 #       endif
  50 #       include "php_http_exception_object.h"
  51 #endif
  52
  53 #include "phpstr/phpstr.h"
  54
  55 #ifdef HTTP_HAVE_CURL
  56 #ifdef ZEND_ENGINE_2
  57 static
  58 ZEND_BEGIN_ARG_INFO(http_request_info_ref_3, 0)
  59         ZEND_ARG_PASS_INFO(0)
  60         ZEND_ARG_PASS_INFO(0)
  61         ZEND_ARG_PASS_INFO(1)
  62 ZEND_END_ARG_INFO();
  63
  64 static
  65 ZEND_BEGIN_ARG_INFO(http_request_info_ref_4, 0)
  66         ZEND_ARG_PASS_INFO(0)
  67         ZEND_ARG_PASS_INFO(0)
  68         ZEND_ARG_PASS_INFO(0)
  69         ZEND_ARG_PASS_INFO(1)
  70 ZEND_END_ARG_INFO();
  71
  72 static
  73 ZEND_BEGIN_ARG_INFO(http_request_info_ref_5, 0)
  74         ZEND_ARG_PASS_INFO(0)
  75         ZEND_ARG_PASS_INFO(0)
  76         ZEND_ARG_PASS_INFO(0)
  77         ZEND_ARG_PASS_INFO(0)
  78         ZEND_ARG_PASS_INFO(1)
  79 ZEND_END_ARG_INFO();
  80 #else
  81 static unsigned char http_request_info_ref_3[] = {3, BYREF_NONE, BYREF_NONE, BYREF_FORCE};
  82 static unsigned char http_request_info_ref_4[] = {4, BYREF_NONE, BYREF_NONE, BYREF_NONE, BYREF_FORCE};
  83 static unsigned char http_request_info_ref_5[] = {5, BYREF_NONE, BYREF_NONE, BYREF_NONE, BYREF_NONE, BYREF_FORCE};
  84 #endif /* ZEND_ENGINE_2 */
  85 #endif /* HTTP_HAVE_CURL */
  86
  87 ZEND_DECLARE_MODULE_GLOBALS(http)
  88
  89 #ifdef COMPILE_DL_HTTP
  90 ZEND_GET_MODULE(http)
  91 #endif
  92
  93 /* {{{ http_functions[] */
  94 function_entry http_functions[] = {
  95         PHP_FE(http_test, NULL)
  96         PHP_FE(http_date, NULL)
  97         PHP_FE(http_absolute_uri, NULL)
  98         PHP_FE(http_negotiate_language, NULL)
  99         PHP_FE(http_negotiate_charset, NULL)
 100         PHP_FE(http_redirect, NULL)
 101         PHP_FE(http_throttle, NULL)
 102         PHP_FE(http_send_status, NULL)
 103         PHP_FE(http_send_last_modified, NULL)
 104         PHP_FE(http_send_content_type, NULL)
 105         PHP_FE(http_send_content_disposition, NULL)
 106         PHP_FE(http_match_modified, NULL)
 107         PHP_FE(http_match_etag, NULL)
 108         PHP_FE(http_cache_last_modified, NULL)
 109         PHP_FE(http_cache_etag, NULL)
 110         PHP_FE(http_send_data, NULL)
 111         PHP_FE(http_send_file, NULL)
 112         PHP_FE(http_send_stream, NULL)
 113         PHP_FE(http_chunked_decode, NULL)
 114         PHP_FE(http_split_response, NULL)
 115         PHP_FE(http_parse_headers, NULL)
 116         PHP_FE(http_get_request_headers, NULL)
 117         PHP_FE(http_match_request_header, NULL)
 118 #ifdef HTTP_HAVE_CURL
 119         PHP_FE(http_get, http_request_info_ref_3)
 120         PHP_FE(http_head, http_request_info_ref_3)
 121         PHP_FE(http_post_data, http_request_info_ref_4)
 122         PHP_FE(http_post_fields, http_request_info_ref_5)
 123         PHP_FE(http_put_file, http_request_info_ref_4)
 124         PHP_FE(http_put_stream, http_request_info_ref_4)
 125         PHP_FE(http_request_method_register, NULL)
 126         PHP_FE(http_request_method_unregister, NULL)
 127         PHP_FE(http_request_method_exists, NULL)
 128         PHP_FE(http_request_method_name, NULL)
 129 #endif
 130         PHP_FE(http_auth_basic, NULL)
 131         PHP_FE(http_auth_basic_cb, NULL)
 132 #ifndef ZEND_ENGINE_2
 133         PHP_FE(http_build_query, NULL)
 134 #endif
 135         PHP_FE(ob_etaghandler, NULL)
 136         {NULL, NULL, NULL}
 137 };
 138 /* }}} */
 139
 140 /* {{{ http_module_entry */
 141 zend_module_entry http_module_entry = {
 142 #if ZEND_MODULE_API_NO >= 20010901
 143         STANDARD_MODULE_HEADER,
 144 #endif
 145         "http",
 146         http_functions,
 147         PHP_MINIT(http),
 148         PHP_MSHUTDOWN(http),
 149         PHP_RINIT(http),
 150         PHP_RSHUTDOWN(http),
 151         PHP_MINFO(http),
 152 #if ZEND_MODULE_API_NO >= 20010901
 153         HTTP_PEXT_VERSION,
 154 #endif
 155         STANDARD_MODULE_PROPERTIES
 156 };
 157 /* }}} */
 158
 159 int http_module_number;
 160
 161 #ifdef HTTP_HAVE_CURL
 162 #       ifdef HTTP_CURL_USE_ZEND_MM
 163 static void http_curl_free(void *p)                                     { efree(p); }
 164 static char *http_curl_strdup(const char *p)            { return estrdup(p); }
 165 static void *http_curl_malloc(size_t s)                         { return emalloc(s); }
 166 static void *http_curl_realloc(void *p, size_t s)       { return erealloc(p, s); }
 167 static void *http_curl_calloc(size_t n, size_t s)       { return ecalloc(n, s); }
 168 #       endif /* HTTP_CURL_USE_ZEND_MM */
 169 static void http_curl_freestr(void *s)                          { efree(*(char **)s); }
 170 #endif /* HTTP_HAVE_CURL */
 171
 172 /* {{{ http_globals */
 173 static inline void http_globals_init(zend_http_globals *G)
 174 {
 175         memset(G, 0, sizeof(zend_http_globals));
 176         G->send.buffer_size = HTTP_SENDBUF_SIZE;
 177         zend_hash_init(&G->request.methods.custom, 0, NULL, ZVAL_PTR_DTOR, 0);
 178 #ifdef HTTP_HAVE_CURL
 179         zend_llist_init(&G->request.curl.copies, sizeof(char *), http_curl_freestr, 0);
 180 #endif
 181 }
 182 static inline void http_globals_free(zend_http_globals *G)
 183 {
 184         STR_FREE(G->send.content_type);
 185         STR_FREE(G->send.unquoted_etag);
 186         zend_hash_destroy(&G->request.methods.custom);
 187 }
 188 /* }}} */
 189
 190 /* {{{ static inline void http_check_allowed_methods(char *, int) */
 191 #define http_check_allowed_methods(m, l) _http_check_allowed_methods((m), (l) TSRMLS_CC)
 192 static inline void _http_check_allowed_methods(char *methods, int length TSRMLS_DC)
 193 {
 194         if (length && SG(request_info).request_method) {
 195                 if (SUCCESS != http_check_method_ex(SG(request_info).request_method, methods)) {
 196                         char *header = emalloc(length + sizeof("Allow: "));
 197                         sprintf(header, "Allow: %s", methods);
 198                         http_exit(405, header);
 199                 }
 200         }
 201 }
 202 /* }}} */
 203
 204 /* {{{ PHP_INI */
 205 PHP_INI_MH(http_update_allowed_methods)
 206 {
 207         http_check_allowed_methods(new_value, new_value_length);
 208         return OnUpdateString(entry, new_value, new_value_length, mh_arg1, mh_arg2, mh_arg3, stage TSRMLS_CC);
 209 }
 210
 211 PHP_INI_BEGIN()
 212         HTTP_PHP_INI_ENTRY("http.allowed_methods", NULL, PHP_INI_ALL, http_update_allowed_methods, request.methods.allowed)
 213         HTTP_PHP_INI_ENTRY("http.cache_log", NULL, PHP_INI_ALL, OnUpdateString, log.cache)
 214 PHP_INI_END()
 215 /* }}} */
 216
 217
 218 /* {{{ PHP_MINIT_FUNCTION */
 219 PHP_MINIT_FUNCTION(http)
 220 {
 221         http_module_number = module_number;
 222
 223         ZEND_INIT_MODULE_GLOBALS(http, NULL, NULL);
 224         REGISTER_INI_ENTRIES();
 225
 226 #ifdef HTTP_HAVE_CURL
 227 #       ifdef HTTP_CURL_USE_ZEND_MM
 228         if (CURLE_OK != curl_global_init_mem(CURL_GLOBAL_ALL,
 229                         http_curl_malloc,
 230                         http_curl_free,
 231                         http_curl_realloc,
 232                         http_curl_strdup,
 233                         http_curl_calloc)) {
 234                 return FAILURE;
 235         }
 236 #       endif /* HTTP_CURL_USE_ZEND_MM */
 237 #endif /* HTTP_HAVE_CURL */
 238
 239 #ifdef ZEND_ENGINE_2
 240         http_util_object_init();
 241         http_message_object_init();
 242         http_response_object_init();
 243 #       ifdef HTTP_HAVE_CURL
 244         http_request_object_init();
 245 #       endif /* HTTP_HAVE_CURL */
 246         http_exception_object_init();
 247 #endif /* ZEND_ENGINE_2 */
 248
 249         return SUCCESS;
 250 }
 251 /* }}} */
 252
 253 /* {{{ PHP_MSHUTDOWN_FUNCTION */
 254 PHP_MSHUTDOWN_FUNCTION(http)
 255 {
 256         UNREGISTER_INI_ENTRIES();
 257 #ifdef HTTP_HAVE_CURL
 258         curl_global_cleanup();
 259 #endif
 260         return SUCCESS;
 261 }
 262 /* }}} */
 263
 264 /* {{{ PHP_RINIT_FUNCTION */
 265 PHP_RINIT_FUNCTION(http)
 266 {
 267         char *m;
 268
 269         if (m = INI_STR("http.allowed_methods")) {
 270                 http_check_allowed_methods(m, strlen(m));
 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         http_globals_free(HTTP_GLOBALS);
 282         return SUCCESS;
 283 }
 284 /* }}} */
 285
 286 /* {{{ PHP_MINFO_FUNCTION */
 287 PHP_MINFO_FUNCTION(http)
 288 {
 289 #ifdef ZEND_ENGINE_2
 290 #       define HTTP_FUNC_AVAIL(CLASS) "procedural, object oriented (" CLASS ")"
 291 #else
 292 #       define HTTP_FUNC_AVAIL(CLASS) "procedural"
 293 #endif
 294
 295 #ifdef HTTP_HAVE_CURL
 296 #       define HTTP_CURL_VERSION curl_version()
 297 #       ifdef ZEND_ENGINE_2
 298 #               define HTTP_CURL_AVAIL(CLASS) "procedural, object oriented (" CLASS ")"
 299 #       else
 300 #               define HTTP_CURL_AVAIL(CLASS) "procedural"
 301 #       endif
 302 #else
 303 #       define HTTP_CURL_VERSION "libcurl not available"
 304 #       define HTTP_CURL_AVAIL(CLASS) "libcurl not available"
 305 #endif
 306
 307 #include "php_http_request_api.h"
 308
 309         php_info_print_table_start();
 310         {
 311                 char full_version_string[1024] = {0};
 312                 snprintf(full_version_string, 1023, "%s (%s)", HTTP_PEXT_VERSION, HTTP_CURL_VERSION);
 313
 314                 php_info_print_table_row(2, "Extended HTTP support:", "enabled");
 315                 php_info_print_table_row(2, "Extension Version:", full_version_string);
 316         }
 317         php_info_print_table_end();
 318
 319         php_info_print_table_start();
 320         {
 321                 unsigned i;
 322                 zval **custom_method;
 323                 phpstr *known_request_methods = phpstr_new();
 324                 phpstr *custom_request_methods = phpstr_new();
 325
 326                 for (i = HTTP_NO_REQUEST_METHOD+1; i < HTTP_MAX_REQUEST_METHOD; ++i) {
 327                         phpstr_appendl(known_request_methods, http_request_method_name(i));
 328                         phpstr_appends(known_request_methods, ", ");
 329                 }
 330                 FOREACH_HASH_VAL(&HTTP_G(request).methods.custom, custom_method) {
 331                         phpstr_append(custom_request_methods, Z_STRVAL_PP(custom_method), Z_STRLEN_PP(custom_method));
 332                         phpstr_appends(custom_request_methods, ", ");
 333                 }
 334
 335                 phpstr_append(known_request_methods, PHPSTR_VAL(custom_request_methods), PHPSTR_LEN(custom_request_methods));
 336                 phpstr_fix(known_request_methods);
 337                 phpstr_fix(custom_request_methods);
 338
 339                 php_info_print_table_row(2, "Known Request Methods:", PHPSTR_VAL(known_request_methods));
 340                 php_info_print_table_row(2, "Custom Request Methods:",
 341                         PHPSTR_LEN(custom_request_methods) ? PHPSTR_VAL(custom_request_methods) : "none registered");
 342
 343                 phpstr_free(known_request_methods);
 344                 phpstr_free(custom_request_methods);
 345         }
 346         php_info_print_table_end();
 347
 348         php_info_print_table_start();
 349         {
 350                 php_info_print_table_header(2, "Functionality",            "Availability");
 351                 php_info_print_table_row(2,    "Miscellaneous Utilities:", HTTP_FUNC_AVAIL("HttpUtil, HttpMessage"));
 352                 php_info_print_table_row(2,    "Extended HTTP Responses:", HTTP_FUNC_AVAIL("HttpResponse"));
 353                 php_info_print_table_row(2,    "Extended HTTP Requests:",  HTTP_CURL_AVAIL("HttpRequest"));
 354         }
 355         php_info_print_table_end();
 356
 357         DISPLAY_INI_ENTRIES();
 358 }
 359 /* }}} */
 360
 361 /*
 362  * Local variables:
 363  * tab-width: 4
 364  * c-basic-offset: 4
 365  * End:
 366  * vim600: noet sw=4 ts=4 fdm=marker
 367  * vim<600: noet sw=4 ts=4
 368  */
 369