Fix issue processwire/processwire-issues#275 - part 2, fix for exif.js

wire/modules/Inputfield/InputfieldImage/PWImageResizer.js

@@ -112,7 +112,9 @@ PWImageResizer.prototype.resize = function(file, completionCallback) {
 				This.consoleLog('detecting JPEG image orientation...');
 				
 				if((typeof EXIF.getData === "function") && (typeof EXIF.getTag === "function")) {
+					This.consoleLog('EXIF.getData starting');
 					EXIF.getData(img, function() {
+						This.consoleLog('EXIF.getData done, orientation:');
 						var orientation = EXIF.getTag(this, "Orientation");
 						This.consoleLog('image orientation from EXIF tag: ' + orientation);
 						This.scaleImage(img, orientation, completionCallback);

wire/modules/Inputfield/InputfieldImage/exif.js

@@ -984,10 +984,16 @@
 	}
 
 	EXIF.getData = function(img, callback) {
+		if (((self.Image && img instanceof self.Image)
+			|| (self.HTMLImageElement && img instanceof self.HTMLImageElement))
+			&& !img.complete)
+			return false;
+		/*	
 		if ((self.Image && img instanceof self.Image)
 			|| (self.HTMLImageElement && img instanceof self.HTMLImageElement)
 			&& !img.complete)
 			return false;
+		*/
 
 		if (!imageHasData(img)) {
 			getImageData(img, callback);