X-Git-Url: https://git.m6w6.name/?p=m6w6%2Fext-http;a=blobdiff_plain;f=http_url_api.c;h=dff4caec0a78d6e73483ea9669d3c0f3b458183c;hp=9c35a5c4a989f906191c929ad522cbf865429db6;hb=d046681a7b929ef813849cfe38fbceb333f0b0eb;hpb=a0bca521b491711e43aef74fe19c23a8eb4d0777

diff --git a/http_url_api.c b/http_url_api.c
index 9c35a5c..dff4cae 100644
--- a/http_url_api.c
+++ b/http_url_api.c
@@ -6,174 +6,280 @@
     | 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.h"
+#define HTTP_WANT_SAPI
+#define HTTP_WANT_NETDB
+#include "php_http.h"
 
-#include "SAPI.h"
 #include "zend_ini.h"
 #include "php_output.h"
-#include "ext/standard/url.h"
+#include "ext/standard/php_string.h"
 
-#include "php_http.h"
 #include "php_http_api.h"
 #include "php_http_url_api.h"
-#include "php_http_std_defs.h"
 
-#include "phpstr/phpstr.h"
-
-#ifdef PHP_WIN32
-#	include <winsock2.h>
-#elif defined(HAVE_NETDB_H)
-#	include <netdb.h>
-#endif
+PHP_MINIT_FUNCTION(http_url)
+{
+	HTTP_LONG_CONSTANT("HTTP_URL_REPLACE", HTTP_URL_REPLACE);
+	HTTP_LONG_CONSTANT("HTTP_URL_JOIN_PATH", HTTP_URL_JOIN_PATH);
+	HTTP_LONG_CONSTANT("HTTP_URL_JOIN_QUERY", HTTP_URL_JOIN_QUERY);
+	HTTP_LONG_CONSTANT("HTTP_URL_STRIP_USER", HTTP_URL_STRIP_USER);
+	HTTP_LONG_CONSTANT("HTTP_URL_STRIP_PASS", HTTP_URL_STRIP_PASS);
+	HTTP_LONG_CONSTANT("HTTP_URL_STRIP_AUTH", HTTP_URL_STRIP_AUTH);
+	HTTP_LONG_CONSTANT("HTTP_URL_STRIP_PORT", HTTP_URL_STRIP_PORT);
+	HTTP_LONG_CONSTANT("HTTP_URL_STRIP_PATH", HTTP_URL_STRIP_PATH);
+	HTTP_LONG_CONSTANT("HTTP_URL_STRIP_QUERY", HTTP_URL_STRIP_QUERY);
+	HTTP_LONG_CONSTANT("HTTP_URL_STRIP_FRAGMENT", HTTP_URL_STRIP_FRAGMENT);
+	return SUCCESS;
+}
 
-ZEND_EXTERN_MODULE_GLOBALS(http);
+PHP_HTTP_API char *_http_absolute_url(const char *url TSRMLS_DC)
+{
+	char *abs = estrdup(url);
+	php_url *purl = php_url_parse(abs);
+	
+	STR_SET(abs, NULL);
+	
+	if (purl) {
+		http_build_url(0, purl, NULL, NULL, &abs, NULL);
+		php_url_free(purl);
+	} else {
+		http_error_ex(HE_WARNING, HTTP_E_URL, "Could not parse URL (%s)", url);
+	}
+	
+	return abs;
+}
 
-/* {{{ char *http_absolute_url(char *) */
-PHP_HTTP_API char *_http_absolute_url_ex(
-	const char *url,	size_t url_len,
-	const char *proto,	size_t proto_len,
-	const char *host,	size_t host_len,
-	unsigned port TSRMLS_DC)
+/* {{{ void http_build_url(int flags, const php_url *, const php_url *, php_url **, char **, size_t *) */
+PHP_HTTP_API void _http_build_url(int flags, const php_url *old_url, const php_url *new_url, php_url **url_ptr, char **url_str, size_t *url_len TSRMLS_DC)
 {
-#if defined(PHP_WIN32) || defined(HAVE_NETDB_H)
+#ifdef HTTP_HAVE_NETDB
 	struct servent *se;
 #endif
-	php_url *purl = NULL, furl;
-	size_t full_len = 0;
-	zval *zhost = NULL;
-	char *scheme = NULL, *uri, *URL;
+	php_url *url = ecalloc(1, sizeof(php_url));
 
-	if ((!url || !url_len) && (
-			(!(url = SG(request_info).request_uri)) ||
-			(!(url_len = strlen(SG(request_info).request_uri))))) {
-		http_error(HE_WARNING, HTTP_E_RUNTIME, "Cannot build an absolute URI if supplied URL and REQUEST_URI is empty");
-		return NULL;
+#define __URLSET(u,n) \
+	((u)&&(u)->n)
+#define __URLCPY(n) \
+	url->n = __URLSET(new_url,n) ? estrdup(new_url->n) : (__URLSET(old_url,n) ? estrdup(old_url->n) : NULL)
+	
+	if (!(flags & HTTP_URL_STRIP_PORT)) {
+		url->port = (new_url&&new_url->port) ? new_url->port : ((old_url) ? old_url->port : 0);
 	}
-
-	URL = ecalloc(1, HTTP_URI_MAXLEN + 1);
-	uri = estrndup(url, url_len);
-	if (!(purl = php_url_parse(uri))) {
-		http_error_ex(HE_WARNING, HTTP_E_URL, "Could not parse supplied URL: %s", url);
-		return NULL;
+	if ((!(flags & HTTP_URL_STRIP_AUTH)) && (!(flags & HTTP_URL_STRIP_USER))) {
+		__URLCPY(user);
 	}
-
-	furl.user		= purl->user;
-	furl.pass		= purl->pass;
-	furl.path		= purl->path;
-	furl.query		= purl->query;
-	furl.fragment	= purl->fragment;
-
-	if (proto && proto_len) {
-		furl.scheme = scheme = estrdup(proto);
-	} else if (purl->scheme) {
-		furl.scheme = purl->scheme;
-#if defined(PHP_WIN32) || defined(HAVE_NETDB_H)
-	} else if (port && (se = getservbyport(port, "tcp"))) {
-		furl.scheme = (scheme = estrdup(se->s_name));
-#endif
-	} else {
-		furl.scheme = "http";
+	if ((!(flags & HTTP_URL_STRIP_AUTH)) && (!(flags & HTTP_URL_STRIP_PASS))) {
+		__URLCPY(pass);
 	}
-
-	if (port) {
-		furl.port = port;
-	} else if (purl->port) {
-		furl.port = purl->port;
-	} else if (strncmp(furl.scheme, "http", 4)) {
-#if defined(PHP_WIN32) || defined(HAVE_NETDB_H)
-		if ((se = getservbyname(furl.scheme, "tcp"))) {
-			furl.port = se->s_port;
+	
+	__URLCPY(scheme);
+	__URLCPY(host);
+	
+	if (!(flags & HTTP_URL_STRIP_PATH)) {
+		if ((flags & HTTP_URL_JOIN_PATH) && __URLSET(old_url, path) && __URLSET(new_url, path) && *new_url->path != '/') {
+			size_t old_path_len = strlen(old_url->path), new_path_len = strlen(new_url->path);
+			
+			url->path = ecalloc(1, old_path_len + new_path_len + 1 + 1);
+			
+			strcat(url->path, old_url->path);
+			if (url->path[old_path_len - 1] != '/') {
+				php_dirname(url->path, old_path_len);
+				strcat(url->path, "/");
+			}
+			strcat(url->path, new_url->path);
+		} else {
+			__URLCPY(path);
 		}
-#endif
-	} else {
-		furl.port = (furl.scheme[4] == 's') ? 443 : 80;
 	}
-
-	if (host) {
-		furl.host = (char *) host;
-	} else if (purl->host) {
-		furl.host = purl->host;
-	} else if (	(zhost = http_get_server_var("HTTP_HOST")) ||
-				(zhost = http_get_server_var("SERVER_NAME"))) {
-		furl.host = Z_STRVAL_P(zhost);
-	} else {
-		furl.host = "localhost";
+	if (!(flags & HTTP_URL_STRIP_QUERY)) {
+		if ((flags & HTTP_URL_JOIN_QUERY) && __URLSET(new_url, query) && __URLSET(old_url, query)) {
+			url->query = ecalloc(1, strlen(new_url->query) + strlen(old_url->query) + 1 + 1);
+			strcat(url->query, old_url->query);
+			strcat(url->query, "&");
+			strcat(url->query, new_url->query);
+		} else {
+			__URLCPY(query);
+		}
 	}
-
-#define HTTP_URI_STRLCATS(URL, full_len, add_string) HTTP_URI_STRLCAT(URL, full_len, add_string, sizeof(add_string)-1)
-#define HTTP_URI_STRLCATL(URL, full_len, add_string) HTTP_URI_STRLCAT(URL, full_len, add_string, strlen(add_string))
-#define HTTP_URI_STRLCAT(URL, full_len, add_string, add_len) \
-	if ((full_len += add_len) > HTTP_URI_MAXLEN) { \
-		http_error_ex(HE_NOTICE, HTTP_E_URL, \
-			"Absolute URI would have exceeded max URI length (%d bytes) - " \
-			"tried to add %d bytes ('%s')", \
-			HTTP_URI_MAXLEN, add_len, add_string); \
-		if (scheme) { \
-			efree(scheme); \
-		} \
-		php_url_free(purl); \
-		efree(uri); \
-		return URL; \
-	} else { \
-		strcat(URL, add_string); \
+	if (!(flags & HTTP_URL_STRIP_FRAGMENT)) {
+		__URLCPY(fragment);
 	}
+	
+	if (!url->scheme) {
+		switch (url->port)
+		{
+			case 443:
+				url->scheme = estrndup("https", lenof("https"));
+			break;
 
-	HTTP_URI_STRLCATL(URL, full_len, furl.scheme);
-	HTTP_URI_STRLCATS(URL, full_len, "://");
-
-	if (furl.user) {
-		HTTP_URI_STRLCATL(URL, full_len, furl.user);
-		if (furl.pass) {
-			HTTP_URI_STRLCATS(URL, full_len, ":");
-			HTTP_URI_STRLCATL(URL, full_len, furl.pass);
+#ifndef HTTP_HAVE_NETDB
+			default:
+#endif
+			case 80:
+				url->scheme = estrndup("http", lenof("http"));
+			break;
+			
+#ifdef HTTP_HAVE_NETDB
+			default:
+				if ((se = getservbyport(htons(url->port), "tcp")) && se->s_name) {
+					url->scheme = estrdup(se->s_name);
+				} else {
+					url->scheme = estrndup("http", lenof("http"));
+				}
+			break;
+#endif
 		}
-		HTTP_URI_STRLCATS(URL, full_len, "@");
 	}
 
-	HTTP_URI_STRLCATL(URL, full_len, furl.host);
-
-	if (	(!strcmp(furl.scheme, "http") && (furl.port != 80)) ||
-			(!strcmp(furl.scheme, "https") && (furl.port != 443))) {
-		char port_string[8] = {0};
-		snprintf(port_string, 7, ":%u", furl.port);
-		HTTP_URI_STRLCATL(URL, full_len, port_string);
+	if (!url->host) {
+		zval *zhost;
+		
+		if ((((zhost = http_get_server_var("HTTP_HOST")) || 
+				(zhost = http_get_server_var("SERVER_NAME")))) && Z_STRLEN_P(zhost)) {
+			url->host = estrndup(Z_STRVAL_P(zhost), Z_STRLEN_P(zhost));
+		} else {
+			url->host = estrndup("localhost", lenof("localhost"));
+		}
 	}
-
-	if (furl.path) {
-		if (furl.path[0] != '/') {
-			HTTP_URI_STRLCATS(URL, full_len, "/");
+	
+	if (!url->path) {
+		if (SG(request_info).request_uri && *SG(request_info).request_uri) {
+			const char *q = strchr(SG(request_info).request_uri, '?');
+			
+			if (q) {
+				url->path = estrndup(SG(request_info).request_uri, q - SG(request_info).request_uri);
+			} else {
+				url->path = estrdup(SG(request_info).request_uri);
+			}
+		} else {
+			url->path = estrndup("/", 1);
+		}
+	} else if (*url->path != '/') {
+		if (SG(request_info).request_uri && *SG(request_info).request_uri) {
+			const char *q = strchr(SG(request_info).request_uri, '?');
+			char *uri, *path;
+			size_t len;
+			
+			if (q) {
+				uri = estrndup(SG(request_info).request_uri, len = q - SG(request_info).request_uri);
+			} else {
+				uri = estrndup(SG(request_info).request_uri, len = strlen(SG(request_info).request_uri));
+			}
+			
+			php_dirname(uri, len);
+			spprintf(&path, 0, "%s/%s", uri, url->path);
+			efree(uri);
+			STR_SET(url->path, path);
+		} else {
+			char *uri;
+			
+			spprintf(&uri, 0, "/%s", url->path);
+			STR_SET(url->path, uri);
 		}
-		HTTP_URI_STRLCATL(URL, full_len, furl.path);
-	} else {
-		HTTP_URI_STRLCATS(URL, full_len, "/");
 	}
-
-	if (furl.query) {
-		HTTP_URI_STRLCATS(URL, full_len, "?");
-		HTTP_URI_STRLCATL(URL, full_len, furl.query);
+	if (url->path) {
+		char *ptr, *end = url->path + strlen(url->path) + 1;
+			
+		for (ptr = strstr(url->path, "/."); ptr; ptr = strstr(ptr, "/.")) {
+			switch (ptr[2])
+			{
+				case '\0':
+					ptr[1] = '\0';
+				break;
+				
+				case '/':
+					memmove(&ptr[1], &ptr[3], end - &ptr[3]);
+				break;
+					
+				case '.':
+					if (ptr[3] == '/') {
+						char *pos = &ptr[4];
+						while (ptr != url->path) {
+							if (*--ptr == '/') {
+								break;
+							}
+						}
+						memmove(&ptr[1], pos, end - pos);
+					}
+				break;
+			}
+		}
 	}
-
-	if (furl.fragment) {
-		HTTP_URI_STRLCATS(URL, full_len, "#");
-		HTTP_URI_STRLCATL(URL, full_len, furl.fragment);
+	
+	if (url->port) {
+		if (	((url->port == 80) && !strcmp(url->scheme, "http"))
+			||	((url->port ==443) && !strcmp(url->scheme, "https"))
+#ifdef HTTP_HAVE_NETDB
+			||	((se = getservbyname(url->scheme, "tcp")) && se->s_port && 
+					(url->port == ntohs(se->s_port)))
+#endif
+		) {
+			url->port = 0;
+		}
 	}
-
-	if (scheme) {
-		efree(scheme);
+	
+	if (url_str) {
+		size_t len;
+		
+		*url_str = emalloc(HTTP_URL_MAXLEN + 1);
+		
+		**url_str = '\0';
+		strlcat(*url_str, url->scheme, HTTP_URL_MAXLEN);
+		strlcat(*url_str, "://", HTTP_URL_MAXLEN);
+		
+		if (url->user && *url->user) {
+			strlcat(*url_str, url->user, HTTP_URL_MAXLEN);
+			if (url->pass && *url->pass) {
+				strlcat(*url_str, ":", HTTP_URL_MAXLEN);
+				strlcat(*url_str, url->pass, HTTP_URL_MAXLEN);
+			}
+			strlcat(*url_str, "@", HTTP_URL_MAXLEN);
+		}
+		
+		strlcat(*url_str, url->host, HTTP_URL_MAXLEN);
+		
+		if (url->port) {
+			char port_str[6] = {0};
+			
+			snprintf(port_str, 5, "%d", (int) url->port);
+			strlcat(*url_str, ":", HTTP_URL_MAXLEN);
+			strlcat(*url_str, port_str, HTTP_URL_MAXLEN);
+		}
+		
+		if (*url->path != '/') {
+			strlcat(*url_str, "/", HTTP_URL_MAXLEN);
+		}
+		strlcat(*url_str, url->path, HTTP_URL_MAXLEN);
+		
+		if (url->query && *url->query) {
+			strlcat(*url_str, "?", HTTP_URL_MAXLEN);
+			strlcat(*url_str, url->query, HTTP_URL_MAXLEN);
+		}
+		
+		if (url->fragment && *url->fragment) {
+			strlcat(*url_str, "#", HTTP_URL_MAXLEN);
+			strlcat(*url_str, url->fragment, HTTP_URL_MAXLEN);
+		}
+		
+		if (HTTP_URL_MAXLEN == (len = strlen(*url_str))) {
+			http_error(HE_NOTICE, HTTP_E_URL, "Length of URL exceeds HTTP_URL_MAXLEN");
+		}
+		if (url_len) {
+			*url_len = len;
+		}
+	}
+	
+	if (url_ptr) {
+		*url_ptr = url;
+	} else {
+		php_url_free(url);
 	}
-	php_url_free(purl);
-	efree(uri);
-
-	return URL;
 }
 /* }}} */
 
@@ -269,9 +375,7 @@ PHP_HTTP_API STATUS _http_urlencode_hash_recursive(HashTable *ht, phpstr *str, c
 				return FAILURE;
 			}
 		} else {
-			char *encoded_val;
-			int encoded_len;
-			zval *cpy, *val = convert_to_type_ex(IS_STRING, *data, &cpy);
+			zval *val = zval_copy(IS_STRING, *data);
 			
 			if (PHPSTR_LEN(str)) {
 				phpstr_append(str, arg_sep, arg_sep_len);
@@ -279,15 +383,17 @@ PHP_HTTP_API STATUS _http_urlencode_hash_recursive(HashTable *ht, phpstr *str, c
 			phpstr_append(str, PHPSTR_VAL(&new_prefix), PHPSTR_LEN(&new_prefix));
 			phpstr_appends(str, "=");
 			
-			encoded_val = php_url_encode(Z_STRVAL_P(val), Z_STRLEN_P(val), &encoded_len);
-			phpstr_append(str, encoded_val, encoded_len);
-			efree(encoded_val);
-			
-			if (cpy) {
-				zval_ptr_dtor(&cpy);
+			if (Z_STRLEN_P(val) && Z_STRVAL_P(val)) {
+				char *encoded_val;
+				int encoded_len;
+				
+				encoded_val = php_url_encode(Z_STRVAL_P(val), Z_STRLEN_P(val), &encoded_len);
+				phpstr_append(str, encoded_val, encoded_len);
+				efree(encoded_val);
 			}
+			
+			zval_free(&val);
 		}
-		
 		phpstr_dtor(&new_prefix);
 	}
 	return SUCCESS;