msi: Check other sources if install media not present at last used location.

dlls/msi/media.c

@@ -748,24 +748,45 @@ static UINT find_published_source(MSIPACKAGE *package, MSIMEDIAINFO *mi)
     if (r != ERROR_SUCCESS)
         return r;
 
-    index = 0;
-    volumesz = MAX_PATH;
-    promptsz = MAX_PATH;
-
     if (last_type[0] == 'n')
     {
+        WCHAR cabinet_file[MAX_PATH];
+        BOOL check_all = FALSE;
+
+        while(TRUE)
+        {
+            index = 0;
+            volumesz = MAX_PATH;
             while (MsiSourceListEnumSourcesW(package->ProductCode, NULL,
                                              package->Context,
                                              MSISOURCETYPE_NETWORK, index++,
                                              volume, &volumesz) == ERROR_SUCCESS)
             {
-            if (!strncmpiW(source, volume, strlenW(source)))
+                if (check_all || !strncmpiW(source, volume, strlenW(source)))
                 {
-                lstrcpyW(mi->sourcedir, source);
+                    lstrcpyW(cabinet_file, volume);
+                    PathAddBackslashW(cabinet_file);
+                    lstrcatW(cabinet_file, mi->cabinet);
+
+                    if (GetFileAttributesW(cabinet_file) == INVALID_FILE_ATTRIBUTES)
+                    {
+                        volumesz = MAX_PATH;
+                        if(!check_all)
+                            break;
+                        continue;
+                    }
+
+                    lstrcpyW(mi->sourcedir, volume);
                     TRACE("Found network source %s\n", debugstr_w(mi->sourcedir));
                     return ERROR_SUCCESS;
                 }
             }
+
+            if (!check_all)
+                check_all = TRUE;
+            else
+                break;
+        }
     }
 
     index = 0;