Allow the specification of installation error pages within the getdown.txt file. This will let applications direct users to a particular URL for installation support. If none is specified, the same old generic text will be used.

src/java/com/threerings/getdown/data/Application.java

@@ -83,6 +83,9 @@ public class Application
 
         /** The color of the text shadow. */
         public Color textShadow;
+        
+        /** Where to point the user for help with install errors. */
+        public String installError;
     }
 
     /** Used by {@link #verifyMetadata} to communicate status in
@@ -334,6 +337,15 @@ public class Application
             ui.backgroundImage = (String)cdata.get("ui.background");
         }
         ui.progressImage = (String)cdata.get("ui.progress_image");
+
+        // On an installation error, where do we point the user.
+        ui.installError = (String)cdata.get("ui.install_error");
+        if (ui.installError == null) {
+            ui.installError = "m.default_install_error";
+        } else {
+            ui.installError = MessageUtil.taint(ui.installError);
+        }
+
         return ui;
     }
 

src/java/com/threerings/getdown/launcher/Getdown.java

@@ -109,13 +109,15 @@ public class Getdown extends Thread
             Log.logStackTrace(e);
             String msg = e.getMessage();
             if (msg == null) {
-                msg = "m.unknown_error";
+                msg = MessageUtil.compose("m.unknown_error", _ifc.installError);
             } else if (!msg.startsWith("m.")) {
                 // try to do something sensible based on the type of error
                 if (e instanceof FileNotFoundException) {
-                    msg = MessageUtil.tcompose("m.missing_resource", msg);
+                    msg = MessageUtil.compose("m.missing_resource",
+                        MessageUtil.taint(msg), _ifc.installError);
                 } else {
-                    msg = MessageUtil.tcompose("m.init_error", msg);
+                    msg = MessageUtil.compose("m.init_error",
+                        MessageUtil.taint(msg), _ifc.installError);
                 }
             }
             updateStatus(msg);
@@ -341,13 +343,15 @@ public class Getdown extends Thread
             Log.logStackTrace(e);
             String msg = e.getMessage();
             if (msg == null) {
-                msg = "m.unknown_error";
+                msg = MessageUtil.compose("m.unknown_error", _ifc.installError);
             } else if (!msg.startsWith("m.")) {
                 // try to do something sensible based on the type of error
                 if (e instanceof FileNotFoundException) {
-                    msg = MessageUtil.tcompose("m.missing_resource", msg);
+                    msg = MessageUtil.compose("m.missing_resource",
+                        MessageUtil.taint(msg), _ifc.installError);
                 } else {
-                    msg = MessageUtil.tcompose("m.init_error", msg);
+                    msg = MessageUtil.compose("m.init_error", msg,
+                        MessageUtil.taint(msg), _ifc.installError);
                 }
             }
             updateStatus(msg);

src/java/com/threerings/getdown/messages.properties

@@ -54,15 +54,16 @@ m.unable_to_repair = We were unable to download the necessary files after \
   fails you may need to uninstall and reinstall.
 
 m.unknown_error = The application has failed to launch due to some strange \
-  error from which we could not recover. Please visit the support section \
-  of the website for information on how to recover.
+  error from which we could not recover. Please visit\n{0} for information on \
+  how to recover.
 m.init_error = The application has failed to launch due to the following \
-  error:\n{0}\n\nPlease visit the support section of the website for \
+  error:\n{0}\n\nPlease visit\n{1} for \
   information on how to handle such problems.
 
 m.missing_resource = The application has failed to launch due to a \
-  missing resource:\n{0}\n\nPlease visit the support section of the \
-  website for information on how to handle such problems.
+  missing resource:\n{0}\n\nPlease visit\n{1} for information on how to handle such problems.
+
+m.default_install_error = the support section of the website
 
 # application/digest errors
 m.missing_appbase = The configuration file is missing the 'appbase'.