git.m6w6.name Git - m6w6/ext-http/blob - php_http_info.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) 2004-2010, Michael Wallner <mike@php.net>            |
  10     +--------------------------------------------------------------------+
  11 */
  12
  13 /* $Id: http_info_api.c 292841 2009-12-31 08:48:57Z mike $ */
  14
  15 #include "php_http.h"
  16
  17 PHP_HTTP_API void php_http_info_default_callback(void **nothing, HashTable **headers, php_http_info_t *info TSRMLS_DC)
  18 {
  19         zval array;
  20         (void) nothing;
  21
  22         INIT_PZVAL_ARRAY(&array, *headers);
  23
  24         switch (info->type) {
  25                 case PHP_HTTP_REQUEST:
  26                         add_assoc_string(&array, "Request Method", PHP_HTTP_INFO(info).request.method, 1);
  27                         add_assoc_string(&array, "Request Url", PHP_HTTP_INFO(info).request.url, 1);
  28                         break;
  29
  30                 case PHP_HTTP_RESPONSE:
  31                         add_assoc_long(&array, "Response Code", (long) PHP_HTTP_INFO(info).response.code);
  32                         add_assoc_string(&array, "Response Status", PHP_HTTP_INFO(info).response.status, 1);
  33                         break;
  34
  35                 case PHP_HTTP_NONE:
  36                         break;
  37         }
  38 }
  39
  40 PHP_HTTP_API php_http_info_t *php_http_info_init(php_http_info_t *i TSRMLS_DC)
  41 {
  42         if (!i) {
  43                 i = emalloc(sizeof(*i));
  44         }
  45
  46         memset(i, 0, sizeof(*i));
  47
  48         return i;
  49 }
  50
  51 PHP_HTTP_API void php_http_info_dtor(php_http_info_t *i)
  52 {
  53         switch (i->type) {
  54                 case PHP_HTTP_REQUEST:
  55                         STR_SET(PHP_HTTP_INFO(i).request.method, NULL);
  56                         STR_SET(PHP_HTTP_INFO(i).request.url, NULL);
  57                         break;
  58
  59                 case PHP_HTTP_RESPONSE:
  60                         STR_SET(PHP_HTTP_INFO(i).response.status, NULL);
  61                         break;
  62
  63                 default:
  64                         break;
  65         }
  66 }
  67
  68 PHP_HTTP_API void php_http_info_free(php_http_info_t **i)
  69 {
  70         if (*i) {
  71                 php_http_info_dtor(*i);
  72                 efree(*i);
  73                 *i = NULL;
  74         }
  75 }
  76
  77 PHP_HTTP_API php_http_info_t *php_http_info_parse(php_http_info_t *info, const char *pre_header TSRMLS_DC)
  78 {
  79         const char *end, *http;
  80         zend_bool free_info = !info;
  81
  82         /* sane parameter */
  83         if ((!pre_header) || (!*pre_header)) {
  84                 return NULL;
  85         }
  86
  87         /* where's the end of the line */
  88         if (!(end = php_http_locate_eol(pre_header, NULL))) {
  89                 end = pre_header + strlen(pre_header);
  90         }
  91
  92         /* there must be HTTP/1.x in the line */
  93         if (!(http = php_http_locate_str(pre_header, end - pre_header, "HTTP/1.", lenof("HTTP/1.")))) {
  94                 return NULL;
  95         }
  96
  97         info = php_http_info_init(info TSRMLS_CC);
  98
  99         /* and nothing than SPACE or NUL after HTTP/1.x */
 100         if (!php_http_version_parse(&info->http.version, http TSRMLS_CC)
 101         ||      (http[lenof("HTTP/1.1")] && (!PHP_HTTP_IS_CTYPE(space, http[lenof("HTTP/1.1")])))) {
 102                 if (free_info) {
 103                         php_http_info_free(&info);
 104                 }
 105                 return NULL;
 106         }
 107
 108 #if 0
 109         {
 110                 char *line = estrndup(pre_header, end - pre_header);
 111                 fprintf(stderr, "http_parse_info('%s')\n", line);
 112                 efree(line);
 113         }
 114 #endif
 115
 116         /* is response */
 117         if (pre_header == http) {
 118                 char *status = NULL;
 119                 const char *code = http + sizeof("HTTP/1.1");
 120
 121                 info->type = PHP_HTTP_RESPONSE;
 122                 while (' ' == *code) ++code;
 123                 if (code && end > code) {
 124                         PHP_HTTP_INFO(info).response.code = strtol(code, &status, 10);
 125                 } else {
 126                         PHP_HTTP_INFO(info).response.code = 0;
 127                 }
 128                 if (status && end > status) {
 129                         while (' ' == *status) ++status;
 130                         PHP_HTTP_INFO(info).response.status = estrndup(status, end - status);
 131                 } else {
 132                         PHP_HTTP_INFO(info).response.status = NULL;
 133                 }
 134
 135                 return info;
 136         }
 137
 138         /* is request */
 139         else if (!http[lenof("HTTP/1.x")] || http[lenof("HTTP/1.x")] == '\r' || http[lenof("HTTP/1.x")] == '\n') {
 140                 const char *url = strchr(pre_header, ' ');
 141
 142                 info->type = PHP_HTTP_REQUEST;
 143                 if (url && http > url) {
 144                         PHP_HTTP_INFO(info).request.method = estrndup(pre_header, url - pre_header);
 145                         while (' ' == *url) ++url;
 146                         while (' ' == *(http-1)) --http;
 147                         if (http > url) {
 148                                 PHP_HTTP_INFO(info).request.url = estrndup(url, http - url);
 149                         } else {
 150                                 efree(PHP_HTTP_INFO(info).request.method);
 151                                 return NULL;
 152                         }
 153                 } else {
 154                         PHP_HTTP_INFO(info).request.method = NULL;
 155                         PHP_HTTP_INFO(info).request.url = NULL;
 156                 }
 157
 158                 return info;
 159         }
 160
 161         /* some darn header containing HTTP/1.x */
 162         else {
 163                 if (free_info) {
 164                         php_http_info_free(&info);
 165                 }
 166                 return NULL;
 167         }
 168 }
 169
 170 /*
 171  * Local variables:
 172  * tab-width: 4
 173  * c-basic-offset: 4
 174  * End:
 175  * vim600: noet sw=4 ts=4 fdm=marker
 176  * vim<600: noet sw=4 ts=4
 177  */
 178