- add HTTP_URL_STRIP_ALL constant
[m6w6/ext-http] / http_headers_api.c
index 444c8dea144f35a629fef420628bee0f645da9c3..70f36ce285052578b8df7acc1c4914d1054007f9 100644 (file)
@@ -6,16 +6,12 @@
     | modification, are permitted provided that the conditions mentioned |
     | in the accompanying LICENSE file are met.                          |
     +--------------------------------------------------------------------+
-    | Copyright (c) 2004-2005, Michael Wallner <mike@php.net>            |
+    | Copyright (c) 2004-2006, Michael Wallner <mike@php.net>            |
     +--------------------------------------------------------------------+
 */
 
 /* $Id$ */
 
-#ifdef HAVE_CONFIG_H
-#      include "config.h"
-#endif
-
 #include "php_http.h"
 
 #include "ext/standard/url.h"
 #include "php_http_api.h"
 #include "php_http_headers_api.h"
 
-ZEND_EXTERN_MODULE_GLOBALS(http);
-
 #ifndef HTTP_DBG_NEG
 #      define HTTP_DBG_NEG 0
 #endif
 
-/* {{{ */
-PHP_MINIT_FUNCTION(http_headers)
-{
-       HTTP_LONG_CONSTANT("HTTP_REDIRECT", HTTP_REDIRECT);
-       HTTP_LONG_CONSTANT("HTTP_REDIRECT_PERM", HTTP_REDIRECT_PERM);
-       HTTP_LONG_CONSTANT("HTTP_REDIRECT_POST", HTTP_REDIRECT_POST);
-       HTTP_LONG_CONSTANT("HTTP_REDIRECT_TEMP", HTTP_REDIRECT_TEMP);
-       
-       return SUCCESS;
-}
-/* }}} */
-
 /* {{{ static int http_sort_q(const void *, const void *) */
 static int http_sort_q(const void *a, const void *b TSRMLS_DC)
 {
@@ -344,22 +326,19 @@ PHP_HTTP_API http_range_status _http_get_request_ranges(HashTable *ranges, size_
 PHP_HTTP_API STATUS _http_parse_headers_ex(const char *header, HashTable *headers, zend_bool prettify, 
        http_info_callback callback_func, void **callback_data TSRMLS_DC)
 {
-       const char *colon = NULL, *line = NULL, *begin = header;
-       const char *body = http_locate_body(header);
-       size_t header_len;
+       const char *colon = NULL, *line = NULL;
        zval array;
-
+       
        INIT_ZARR(array, headers);
        
-       if (body) {
-               header_len = body - header;
-       } else {
-               header_len = strlen(header) + 1;
-       }
+       /* skip leading ws */
+       while (isspace(*header)) ++header;
        line = header;
        
-       if (header_len) do {
+#define MORE_HEADERS (*(line-1) && !(*(line-1) == '\n' && (*line == '\n' || *line == '\r')))
+       do {
                int value_len = 0;
+               
                switch (*line++)
                {
                        case ':':
@@ -374,53 +353,67 @@ PHP_HTTP_API STATUS _http_parse_headers_ex(const char *header, HashTable *header
                                if ((!*(line - 1)) || ((*line != ' ') && (*line != '\t'))) {
                                        http_info i;
                                        
-                                       /* response/request line */
                                        if (SUCCESS == http_info_parse(header, &i)) {
+                                               /* response/request line */
                                                callback_func(callback_data, &headers, &i TSRMLS_CC);
                                                http_info_dtor(&i);
                                                Z_ARRVAL(array) = headers;
-                                       } else
-                                       
-                                       /* "header: value" pair */
-                                       if (colon) {
-
-                                               /* skip empty key */
+                                       } else if (colon) {
+                                               /* "header: value" pair */
                                                if (header != colon) {
-                                                       zval **previous = NULL;
-                                                       char *value;
                                                        int keylen = colon - header;
-                                                       char *key = estrndup(header, keylen);
-
-                                                       if (prettify) {
-                                                               key = pretty_key(key, keylen, 1, 1);
-                                                       }
-
-                                                       value_len += line - colon - 1;
-
+                                                       const char *key = header;
+                                                       
                                                        /* skip leading ws */
-                                                       while (isspace(*(++colon))) --value_len;
+                                                       while (keylen && isspace(*key)) --keylen && ++key;
                                                        /* skip trailing ws */
-                                                       while (isspace(colon[value_len - 1])) --value_len;
-
-                                                       if (value_len > 0) {
-                                                               value = estrndup(colon, value_len);
-                                                       } else {
-                                                               value = estrdup("");
-                                                               value_len = 0;
-                                                       }
-
-                                                       /* if we already have got such a header make an array of those */
-                                                       if (SUCCESS == zend_hash_find(headers, key, keylen + 1, (void **) &previous)) {
-                                                               /* convert to array */
-                                                               if (Z_TYPE_PP(previous) != IS_ARRAY) {
-                                                                       convert_to_array(*previous);
+                                                       while (keylen && isspace(key[keylen - 1])) --keylen;
+                                                       
+                                                       if (keylen > 0) {
+                                                               zval **previous = NULL;
+                                                               char *value;
+                                                               char *keydup = estrndup(key, keylen);
+                                                               
+                                                               if (prettify) {
+                                                                       keydup = pretty_key(keydup, keylen, 1, 1);
                                                                }
-                                                               add_next_index_stringl(*previous, value, value_len, 0);
-                                                       } else {
-                                                               add_assoc_stringl(&array, key, value, value_len, 0);
+                                                               
+                                                               value_len += line - colon - 1;
+                                                               
+                                                               /* skip leading ws */
+                                                               while (isspace(*(++colon))) --value_len;
+                                                               /* skip trailing ws */
+                                                               while (isspace(colon[value_len - 1])) --value_len;
+                                                               
+                                                               if (value_len > 0) {
+                                                                       value = estrndup(colon, value_len);
+                                                               } else {
+                                                                       value = estrdup("");
+                                                                       value_len = 0;
+                                                               }
+                                                               
+                                                               /* if we already have got such a header make an array of those */
+                                                               if (SUCCESS == zend_hash_find(headers, keydup, keylen + 1, (void *) &previous)) {
+                                                                       /* convert to array */
+                                                                       if (Z_TYPE_PP(previous) != IS_ARRAY) {
+                                                                               convert_to_array(*previous);
+                                                                       }
+                                                                       add_next_index_stringl(*previous, value, value_len, 0);
+                                                               } else {
+                                                                       add_assoc_stringl(&array, keydup, value, value_len, 0);
+                                                               }
+                                                               efree(keydup);
+                                                       } else   {
+                                                               /* empty key ("   : ...") */
+                                                               return FAILURE;
                                                        }
-                                                       efree(key);
+                                               } else {
+                                                       /* empty key (": ...") */
+                                                       return FAILURE;
                                                }
+                                       } else if (MORE_HEADERS) {
+                                               /* a line without a colon */
+                                               return FAILURE;
                                        }
                                        colon = NULL;
                                        value_len = 0;
@@ -428,7 +421,7 @@ PHP_HTTP_API STATUS _http_parse_headers_ex(const char *header, HashTable *header
                                }
                        break;
                }
-       } while (header_len > (size_t) (line - begin));
+       } while (MORE_HEADERS);
 
        return SUCCESS;
 }
@@ -444,8 +437,10 @@ PHP_HTTP_API void _http_get_request_headers_ex(HashTable *headers, zend_bool pre
        HashPosition pos;
 
        Z_ARRVAL(array) = headers;
-
-       if (SUCCESS == zend_hash_find(&EG(symbol_table), "_SERVER", sizeof("_SERVER"), (void **) &hsv)) {
+#ifdef ZEND_ENGINE_2
+       zend_is_auto_global("_SERVER", lenof("_SERVER") TSRMLS_CC);
+#endif
+       if (SUCCESS == zend_hash_find(&EG(symbol_table), "_SERVER", sizeof("_SERVER"), (void *) &hsv)) {
                FOREACH_KEYLEN(pos, *hsv, key, keylen, idx) {
                        if (key && keylen > 6 && !strncmp(key, "HTTP_", 5)) {
                                zval **header, *orig;
@@ -456,7 +451,7 @@ PHP_HTTP_API void _http_get_request_headers_ex(HashTable *headers, zend_bool pre
                                        key = pretty_key(estrndup(key, keylen), keylen, 1, 1);
                                }
        
-                               zend_hash_get_current_data_ex(Z_ARRVAL_PP(hsv), (void **) &header, &pos);
+                               zend_hash_get_current_data_ex(Z_ARRVAL_PP(hsv), (void *) &header, &pos);
                                
                                orig = *header;
                                convert_to_string_ex(header);
@@ -490,7 +485,7 @@ PHP_HTTP_API zend_bool _http_match_request_header_ex(const char *header, const c
        zend_hash_init(&headers, 0, NULL, ZVAL_PTR_DTOR, 0);
        http_get_request_headers_ex(&headers, 1);
 
-       if (SUCCESS == zend_hash_find(&headers, name, name_len+1, (void **) &data)) {
+       if (SUCCESS == zend_hash_find(&headers, name, name_len+1, (void *) &data)) {
                result = (match_case ? strcmp(Z_STRVAL_PP(data), value) : strcasecmp(Z_STRVAL_PP(data), value)) ? 0 : 1;
        }
        zend_hash_destroy(&headers);