Failed attempt to support accessibility for current URL

sources/PTYSession.m

@@ -5859,6 +5859,17 @@ ITERM_WEAKLY_REFERENCEABLE
     return [_shell getWorkingDirectory];
 }
+- (NSURL *)textViewCurrentLocation {
+    VT100RemoteHost *host = [self currentHost];
+    NSString *path = _lastDirectory ?: [_shell getWorkingDirectory];
+    NSURLComponents *components = [[[NSURLComponents alloc] init] autorelease];
+    components.host = host.hostname;
+    components.user = host.username;
+    components.path = path;
+    components.scheme = @"file";
+    return [components URL];
+}
+
 - (BOOL)textViewShouldPlaceCursorAt:(VT100GridCoord)coord verticalOk:(BOOL *)verticalOk {
     if (coord.y < _screen.numberOfLines - _screen.height ||
         coord.x < 0 ||

sources/PTYTextView.h

@@ -172,6 +172,9 @@ typedef NS_ENUM(NSInteger, PTYTextViewSelectionExtensionUnit) {
 // The background color in the color map changed.
 - (void)textViewBackgroundColorDidChange;
+// Describes the current user, host, and path.
+- (NSURL *)textViewCurrentLocation;
+
 @end
 @interface PTYTextView : NSView <

sources/PTYTextView.m

@@ -7337,6 +7337,10 @@ static double EuclideanDistance(NSPoint p1, NSPoint p2) {
                       minimumLineNumber:[self accessibilityHelperLineNumberForAccessibilityLineNumber:0]];
 }
+- (NSURL *)accessibilityHelperCurrentDocumentURL {
+    return [_delegate textViewCurrentLocation];
+}
+
 - (screen_char_t *)accessibilityHelperLineAtIndex:(int)accessibilityIndex {
     return [_dataSource getLineAtIndex:[self accessibilityHelperLineNumberForAccessibilityLineNumber:accessibilityIndex]];
 }

sources/iTermTextViewAccessibilityHelper.h

@@ -42,6 +42,9 @@
 // Returns the contents of selected text in accessibility-space only.
 - (NSString *)accessibilityHelperSelectedText;
+// Returns the URL of the current document
+- (NSURL *)accessibilityHelperCurrentDocumentURL;
+
 @end
 // This outsources accessibilty methods for PTYTextView. It's useful to keep

sources/iTermTextViewAccessibilityHelper.m

@@ -334,6 +334,10 @@
     return [NSValue valueWithRange:NSMakeRange(0, [[self allText] length])];
 }
+- (NSURL *)currentDocumentURL {
+    return [_delegate accessibilityHelperCurrentDocumentURL];
+}
+
 #pragma mark - Setters
 - (void)setSelectedTextRange:(NSRange)range {
@@ -362,7 +366,8 @@
               NSAccessibilitySelectedTextRangeAttribute,
               NSAccessibilitySelectedTextRangesAttribute,
               NSAccessibilityInsertionPointLineNumberAttribute,
-              NSAccessibilityVisibleCharacterRangeAttribute ];
+              NSAccessibilityVisibleCharacterRangeAttribute,
+              NSAccessibilityDocumentAttribute ];
 }
 - (NSArray *)accessibilityParameterizedAttributeNames {
@@ -454,6 +459,8 @@
         return [self insertionPointLineNumber];
     } else if ([attribute isEqualToString:NSAccessibilityVisibleCharacterRangeAttribute]) {
         return [self visibleCharacterRange];
+    } else if ([attribute isEqualToString:NSAccessibilityDocumentAttribute]) {
+        return [[self currentDocumentURL] absoluteString];
     } else {
         if (handled) {
             *handled = NO;