Allow saving, copying, and inspecting broken images from imgcat. Issue 5971

sources/PTYTextView.m

@@ -4478,7 +4478,7 @@ static double EuclideanDistance(NSPoint p1, NSPoint p2) {
     iTermImageInfo *imageInfo = [sender representedObject];
     NSString *name = imageInfo.nameForNewSavedTempFile;
     if (name) {
-        [[NSWorkspace sharedWorkspace] openFile:name];
+        [[iTermLaunchServices sharedInstance] openFile:name];
     }
 }
@@ -4618,17 +4618,30 @@ static double EuclideanDistance(NSPoint p1, NSPoint p2) {
     // Allocate a menu
     theMenu = [[[NSMenu alloc] initWithTitle:@"Contextual Menu"] autorelease];
     iTermImageInfo *imageInfo = [self imageInfoAtCoord:coord];
-    if (imageInfo && !imageInfo.broken) {
+    if (imageInfo) {
         // Show context menu for an image.
-        NSArray *entryDicts =
-            @[ @{ @"title": @"Save Image As…",
-                  @"selector": @"saveImageAs:" },
-               @{ @"title": @"Copy Image",
-                  @"selector": @"copyImage:" },
-               @{ @"title": @"Open Image",
-                  @"selector": @"openImage:" },
-               @{ @"title": @"Inspect",
-                  @"selector": @"inspectImage:" } ];
+        NSArray *entryDicts;
+        if (imageInfo.broken) {
+            entryDicts =
+                @[ @{ @"title": @"Save File As…",
+                      @"selector": @"saveImageAs:" },
+                   @{ @"title": @"Copy File",
+                      @"selector": @"copyImage:" },
+                   @{ @"title": @"Open File",
+                      @"selector": @"openImage:" },
+                   @{ @"title": @"Inspect",
+                      @"selector": @"inspectImage:" } ];
+        } else {
+            entryDicts =
+                @[ @{ @"title": @"Save Image As…",
+                      @"selector": @"saveImageAs:" },
+                   @{ @"title": @"Copy Image",
+                      @"selector": @"copyImage:" },
+                   @{ @"title": @"Open Image",
+                      @"selector": @"openImage:" },
+                   @{ @"title": @"Inspect",
+                      @"selector": @"inspectImage:" } ];
+        }
         if (imageInfo.animated || imageInfo.paused) {
             NSString *selector = @"togglePauseAnimatingImage:";
             if (imageInfo.paused) {

sources/iTermImageInfo.m

@@ -162,7 +162,9 @@ NSString *const iTermImageDidLoad = @"iTermImageDidLoad";
                                                (NSString *)kUTTypePNG: @(NSPNGFileType),
                                                (NSString *)kUTTypeTIFF: @(NSTIFFFileType) };
     NSString *imageType = self.imageType;
-    if (imageType) {
+    if (self.broken) {
+        data = self.data;
+    } else if (imageType) {
         NSNumber *nsTypeNumber = universalTypeToCocoaMap[imageType];
         if (nsTypeNumber.integerValue == fileType) {
             data = self.data;