- #51063, implement getimagesizefromstring

ext/standard/basic_functions.c

@@ -2690,6 +2690,7 @@ const zend_function_entry basic_functions[] = { /* {{{ */
 	PHP_FE(iptcparse,														arginfo_iptcparse)
 	PHP_FE(iptcembed,														arginfo_iptcembed)
 	PHP_FE(getimagesize,													arginfo_getimagesize)
+	PHP_FE(getimagesizefromstring,											arginfo_getimagesize)
 	PHP_FE(image_type_to_mime_type,											arginfo_image_type_to_mime_type)
 	PHP_FE(image_type_to_extension,											arginfo_image_type_to_extension)
 

ext/standard/image.c

@@ -1294,26 +1294,11 @@ PHPAPI int php_getimagetype(php_stream * stream, char *filetype TSRMLS_DC)
 }
 /* }}} */
 
-/* {{{ proto array getimagesize(string imagefile [, array info])
-   Get the size of an image as 4-element array */
-PHP_FUNCTION(getimagesize)
+static void php_getimagesize_from_stream(php_stream *stream, zval **info, INTERNAL_FUNCTION_PARAMETERS) /* {{{ */
 {
-	zval **info = NULL;
 	char *arg1, *temp;
 	int arg1_len, itype = 0, argc = ZEND_NUM_ARGS();
 	struct gfxinfo *result = NULL;
-	php_stream * stream = NULL;
-
-	if (zend_parse_parameters(argc TSRMLS_CC, "s|Z", &arg1, &arg1_len, &info) == FAILURE) {
-		return;
-	}
-	
-	if (argc == 2) {
-		zval_dtor(*info);
-		array_init(*info);
-	}
-
-	stream = php_stream_open_wrapper(arg1, "rb", STREAM_MUST_SEEK|REPORT_ERRORS|IGNORE_PATH, NULL);
 
 	if (!stream) {
 		RETURN_FALSE;
@@ -1379,8 +1364,6 @@ PHP_FUNCTION(getimagesize)
 			break;
 	}
 
-	php_stream_close(stream);
-
 	if (result) {
 		array_init(return_value);
 		add_index_long(return_value, 0, result->width);
@@ -1403,6 +1386,56 @@ PHP_FUNCTION(getimagesize)
 }
 /* }}} */
 
+#define FROM_DATA 0
+#define FROM_PATH 1
+
+static void php_getimagesize_from_any(INTERNAL_FUNCTION_PARAMETERS, int mode) {  /* {{{ */
+	zval **info = NULL;
+	php_stream *stream = NULL;
+	char *input;
+	int input_len;
+	const int argc = ZEND_NUM_ARGS();
+
+	if (zend_parse_parameters(argc TSRMLS_CC, "s|Z", &input, &input_len, &info) == FAILURE) {
+			return;
+	}
+
+	if (argc == 2) {
+			zval_dtor(*info);
+			array_init(*info);
+	}
+
+
+	if (mode == FROM_PATH) {
+		stream = php_stream_open_wrapper(input, "rb", STREAM_MUST_SEEK|REPORT_ERRORS|IGNORE_PATH, NULL);
+	} else {
+		stream = php_stream_memory_open(TEMP_STREAM_READONLY, input, input_len);
+	}
+
+	if (!stream) {
+		   RETURN_FALSE;
+	}
+
+	php_getimagesize_from_stream(stream, info, INTERNAL_FUNCTION_PARAM_PASSTHRU);
+	php_stream_close(stream);
+}
+/* }}} */
+
+/* {{{ proto array getimagesize(string imagefile [, array info])
+   Get the size of an image as 4-element array */
+PHP_FUNCTION(getimagesize)
+{
+	php_getimagesize_from_any(INTERNAL_FUNCTION_PARAM_PASSTHRU, FROM_PATH);
+}
+/* }}} */
+
+/* {{{ proto array getimagesizefromstring(string data [, array info])
+   Get the size of an image as 4-element array */
+PHP_FUNCTION(getimagesizefromstring)
+{
+	php_getimagesize_from_any(INTERNAL_FUNCTION_PARAM_PASSTHRU, FROM_DATA);
+}
+
 /*
  * Local variables:
  * tab-width: 4

ext/standard/php_image.h

@@ -23,6 +23,7 @@
 #define PHP_IMAGE_H
 
 PHP_FUNCTION(getimagesize);
+PHP_FUNCTION(getimagesizefromstring);
 
 PHP_FUNCTION(image_type_to_mime_type);
 PHP_FUNCTION(image_type_to_extension);