MFH: clarify error message on why opening a stream wrapper failed for allow_url_include/allow_url_fopen, add test for allow_url_fopen

ext/standard/tests/file/include_userstream_002.phpt

@@ -97,7 +97,7 @@ include "test2://hello";
 <?php echo "Hello World\n";?>
 <?php echo "Hello World\n";?>
 
-Warning: fopen(): test1:// wrapper is disabled in the server configuration in %sinclude_userstream_002.php on line 10
+Warning: fopen(): test1:// wrapper is disabled in the server configuration by allow_url_include=0 in %sinclude_userstream_002.php on line 10
 
 Warning: fopen(test1://hello): failed to open stream: no suitable wrapper could be found in %sinclude_userstream_002.php on line 10
 

ext/standard/tests/file/include_userstream_003.phpt

@@ -0,0 +1,121 @@
+--TEST--
+allow_url_fopen disabled
+--INI--
+allow_url_fopen=0
+allow_url_include=1
+--FILE--
+<?php
+class test {
+    private $data = '<?php echo "Hello World\n";?>';
+	private $pos;
+	private $stream = null;
+
+	function stream_open($path, $mode, $options, &$opened_path)
+	{
+		if (strpos($path, "test2://") === 0) {
+			$this->stream = fopen("test1://".substr($path, 8), $mode);
+			return !empty($this->stream);
+		}
+		if (strchr($mode, 'a'))
+			$this->pos = strlen($this->data);
+		else
+			$this->po = 0;
+		
+		return true;
+	}
+
+	function stream_read($count)
+	{
+		if (!empty($this->stream)) {
+			return fread($this->stream, $count);
+		}
+		$ret = substr($this->data, $this->pos, $count);
+		$this->pos += strlen($ret);
+		return $ret;
+	}
+
+	function stream_tell()
+	{
+		if (!empty($this->stream)) {
+			return ftell($this->stream);
+		}
+		return $this->pos;
+	}
+
+	function stream_eof()
+	{
+		if (!empty($this->stream)) {
+			return feof($this->stream);
+		}
+		return $this->pos >= strlen($this->data);
+	}
+
+	function stream_seek($offset, $whence)
+	{
+		if (!empty($this->stream)) {
+			return fseek($this->stream, $offset, $whence);
+		}
+		switch($whence) {
+			case SEEK_SET:
+				if ($offset < $this->data && $offset >= 0) {
+					$this->pos = $offset;
+					return true;
+				} else {
+					return false;
+				}
+				break;
+			case SEEK_CUR:
+				if ($offset >= 0) {
+					$this->pos += $offset;
+					return true;
+				} else {
+					return false;
+				}
+				break;
+			case SEEK_END:
+				if (strlen($this->data) + $offset >= 0) {
+					$this->pos = strlen($this->data) + $offset;
+					return true;
+				} else {
+					return false;
+				}
+				break;
+			default:
+				return false;
+		}
+	}
+
+}
+
+stream_register_wrapper("test1", "test", STREAM_IS_URL);
+stream_register_wrapper("test2", "test");
+echo file_get_contents("test1://hello"),"\n";
+include "test1://hello";
+echo file_get_contents("test2://hello"),"\n";
+include "test2://hello";
+--EXPECTF--
+Warning: file_get_contents(): test1:// wrapper is disabled in the server configuration by allow_url_fopen=0 in %sinclude_userstream_003.php on line 86
+
+Warning: file_get_contents(test1://hello): failed to open stream: no suitable wrapper could be found in %sinclude_userstream_003.php on line 86
+
+
+Warning: include(): test1:// wrapper is disabled in the server configuration by allow_url_fopen=0 in %sinclude_userstream_003.php on line 87
+
+Warning: include(test1://hello): failed to open stream: no suitable wrapper could be found in %sinclude_userstream_003.php on line 87
+
+Warning: include(): Failed opening 'test1://hello' for inclusion (include_path='%s') in %sinclude_userstream_003.php on line 87
+
+Warning: fopen(): test1:// wrapper is disabled in the server configuration by allow_url_fopen=0 in %sinclude_userstream_003.php on line 10
+
+Warning: fopen(test1://hello): failed to open stream: no suitable wrapper could be found in %sinclude_userstream_003.php on line 10
+
+Warning: file_get_contents(test2://hello): failed to open stream: "test::stream_open" call failed in %sinclude_userstream_003.php on line 88
+
+
+Warning: fopen(): test1:// wrapper is disabled in the server configuration by allow_url_fopen=0 in %sinclude_userstream_003.php on line 10
+
+Warning: fopen(test1://hello): failed to open stream: no suitable wrapper could be found in %sinclude_userstream_003.php on line 10
+
+Warning: include(test2://hello): failed to open stream: "test::stream_open" call failed in %sinclude_userstream_003.php on line 89
+
+Warning: include(): Failed opening 'test2://hello' for inclusion (include_path='%s') in %sinclude_userstream_003.php on line 89

main/streams/streams.c

@@ -1628,7 +1628,11 @@ PHPAPI php_stream_wrapper *php_stream_locate_url_wrapper(const char *path, char
 		if (options & REPORT_ERRORS) {
 			/* protocol[n] probably isn't '\0' */
 			char *protocol_dup = estrndup(protocol, n);
-			php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s:// wrapper is disabled in the server configuration", protocol_dup);
+			if (!PG(allow_url_fopen)) {
+				php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s:// wrapper is disabled in the server configuration by allow_url_fopen=0", protocol_dup);
+			} else {
+				php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s:// wrapper is disabled in the server configuration by allow_url_include=0", protocol_dup);
+			}
 			efree(protocol_dup);
 		}
 		return NULL;