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) 2004-2011, Michael Wallner <mike@php.net>            |
  10     +--------------------------------------------------------------------+
  11 */
  12
  13 #include "php_http.h"
  14
  15 PHP_HTTP_API void php_http_info_default_callback(void **nothing, HashTable **headers, php_http_info_t *info TSRMLS_DC)
  16 {
  17         zval array;
  18         (void) nothing;
  19
  20         INIT_PZVAL_ARRAY(&array, *headers);
  21
  22         switch (info->type) {
  23                 case PHP_HTTP_REQUEST:
  24                         add_assoc_string(&array, "Request Method", PHP_HTTP_INFO(info).request.method, 1);
  25                         add_assoc_string(&array, "Request Url", PHP_HTTP_INFO(info).request.url, 1);
  26                         break;
  27
  28                 case PHP_HTTP_RESPONSE:
  29                         add_assoc_long(&array, "Response Code", (long) PHP_HTTP_INFO(info).response.code);
  30                         add_assoc_string(&array, "Response Status", PHP_HTTP_INFO(info).response.status, 1);
  31                         break;
  32
  33                 case PHP_HTTP_NONE:
  34                         break;
  35         }
  36 }
  37
  38 PHP_HTTP_API php_http_info_t *php_http_info_init(php_http_info_t *i TSRMLS_DC)
  39 {
  40         if (!i) {
  41                 i = emalloc(sizeof(*i));
  42         }
  43
  44         memset(i, 0, sizeof(*i));
  45
  46         return i;
  47 }
  48
  49 PHP_HTTP_API void php_http_info_dtor(php_http_info_t *i)
  50 {
  51         switch (i->type) {
  52                 case PHP_HTTP_REQUEST:
  53                         STR_SET(PHP_HTTP_INFO(i).request.method, NULL);
  54                         STR_SET(PHP_HTTP_INFO(i).request.url, NULL);
  55                         break;
  56
  57                 case PHP_HTTP_RESPONSE:
  58                         STR_SET(PHP_HTTP_INFO(i).response.status, NULL);
  59                         break;
  60
  61                 default:
  62                         break;
  63         }
  64 }
  65
  66 PHP_HTTP_API void php_http_info_free(php_http_info_t **i)
  67 {
  68         if (*i) {
  69                 php_http_info_dtor(*i);
  70                 efree(*i);
  71                 *i = NULL;
  72         }
  73 }
  74
  75 PHP_HTTP_API php_http_info_t *php_http_info_parse(php_http_info_t *info, const char *pre_header TSRMLS_DC)
  76 {
  77         const char *end, *http;
  78         zend_bool free_info = !info;
  79
  80         /* sane parameter */
  81         if ((!pre_header) || (!*pre_header)) {
  82                 return NULL;
  83         }
  84
  85         /* where's the end of the line */
  86         if (!(end = php_http_locate_eol(pre_header, NULL))) {
  87                 end = pre_header + strlen(pre_header);
  88         }
  89
  90         /* there must be HTTP/1.x in the line */
  91         if (!(http = php_http_locate_str(pre_header, end - pre_header, "HTTP/1.", lenof("HTTP/1.")))) {
  92                 return NULL;
  93         }
  94
  95         info = php_http_info_init(info TSRMLS_CC);
  96
  97         /* and nothing than SPACE or NUL after HTTP/1.x */
  98         if (!php_http_version_parse(&info->http.version, http TSRMLS_CC)
  99         ||      (http[lenof("HTTP/1.1")] && (!PHP_HTTP_IS_CTYPE(space, http[lenof("HTTP/1.1")])))) {
 100                 if (free_info) {
 101                         php_http_info_free(&info);
 102                 }
 103                 return NULL;
 104         }
 105
 106 #if 0
 107         {
 108                 char *line = estrndup(pre_header, end - pre_header);
 109                 fprintf(stderr, "http_parse_info('%s')\n", line);
 110                 efree(line);
 111         }
 112 #endif
 113
 114         /* is response */
 115         if (pre_header == http) {
 116                 char *status = NULL;
 117                 const char *code = http + sizeof("HTTP/1.1");
 118
 119                 info->type = PHP_HTTP_RESPONSE;
 120                 while (' ' == *code) ++code;
 121                 if (code && end > code) {
 122                         PHP_HTTP_INFO(info).response.code = strtol(code, &status, 10);
 123                 } else {
 124                         PHP_HTTP_INFO(info).response.code = 0;
 125                 }
 126                 if (status && end > status) {
 127                         while (' ' == *status) ++status;
 128                         PHP_HTTP_INFO(info).response.status = estrndup(status, end - status);
 129                 } else {
 130                         PHP_HTTP_INFO(info).response.status = NULL;
 131                 }
 132
 133                 return info;
 134         }
 135
 136         /* is request */
 137         else if (!http[lenof("HTTP/1.x")] || http[lenof("HTTP/1.x")] == '\r' || http[lenof("HTTP/1.x")] == '\n') {
 138                 const char *url = strchr(pre_header, ' ');
 139
 140                 info->type = PHP_HTTP_REQUEST;
 141                 if (url && http > url) {
 142                         PHP_HTTP_INFO(info).request.method = estrndup(pre_header, url - pre_header);
 143                         while (' ' == *url) ++url;
 144                         while (' ' == *(http-1)) --http;
 145                         if (http > url) {
 146                                 PHP_HTTP_INFO(info).request.url = estrndup(url, http - url);
 147                         } else {
 148                                 efree(PHP_HTTP_INFO(info).request.method);
 149                                 return NULL;
 150                         }
 151                 } else {
 152                         PHP_HTTP_INFO(info).request.method = NULL;
 153                         PHP_HTTP_INFO(info).request.url = NULL;
 154                 }
 155
 156                 return info;
 157         }
 158
 159         /* some darn header containing HTTP/1.x */
 160         else {
 161                 if (free_info) {
 162                         php_http_info_free(&info);
 163                 }
 164                 return NULL;
 165         }
 166 }
 167
 168 /*
 169  * Local variables:
 170  * tab-width: 4
 171  * c-basic-offset: 4
 172  * End:
 173  * vim600: noet sw=4 ts=4 fdm=marker
 174  * vim<600: noet sw=4 ts=4
 175  */
 176