From d47ac98318d8edc11411da5a22154b32b5bc405d Mon Sep 17 00:00:00 2001
From: jules <jules@rawmaterialsoftware.com>
Date: Mon, 3 Jun 2013 22:39:21 +0100
Subject: [PATCH] Introjucer: checking for out-of-date introjucer binary.

---
 README.txt                                    |  2 +-
 .../Source/Application/jucer_Application.h    |  9 +++++
 .../Source/Project/jucer_Module.cpp           | 39 +++++++++++++++++++
 .../Introjucer/Source/Project/jucer_Module.h  |  1 +
 4 files changed, 50 insertions(+), 1 deletion(-)

diff --git a/README.txt b/README.txt
index 620db36f81..89162f2751 100644
--- a/README.txt
+++ b/README.txt
@@ -8,4 +8,4 @@ most applications, and is particularly well-suited for building
 highly-customised GUIs, and for handling graphics and sound.
 
 For more information, visit the website:
-http://www.rawmaterialsoftware.com
\ No newline at end of file
+http://www.juce.com
\ No newline at end of file
diff --git a/extras/Introjucer/Source/Application/jucer_Application.h b/extras/Introjucer/Source/Application/jucer_Application.h
index 1546954051..5f96dae46e 100644
--- a/extras/Introjucer/Source/Application/jucer_Application.h
+++ b/extras/Introjucer/Source/Application/jucer_Application.h
@@ -472,6 +472,15 @@ public:
             }
         }
 
+        if (ModuleList().isLibraryNewerThanIntrojucer())
+        {
+            AlertWindow::showMessageBox (AlertWindow::WarningIcon,
+                                         "Introjucer",
+                                         "This version of the introjucer is out-of-date!"
+                                         "\n\n"
+                                         "Always make sure that you're running the very latest version, preferably compiled directly from the juce tree that you're working with!");
+        }
+
         return true;
     }
 
diff --git a/extras/Introjucer/Source/Project/jucer_Module.cpp b/extras/Introjucer/Source/Project/jucer_Module.cpp
index c64e89612c..d80b1fefbd 100644
--- a/extras/Introjucer/Source/Project/jucer_Module.cpp
+++ b/extras/Introjucer/Source/Project/jucer_Module.cpp
@@ -73,6 +73,45 @@ bool ModuleList::isLocalModulesFolderValid()
     return isModulesFolder (getModulesFolderForJuceOrModulesFolder (getLocalModulesFolder (nullptr)));
 }
 
+static int getVersionElement (const String& v, int index)
+{
+    StringArray parts;
+    parts.addTokens (v, "., ", String::empty);
+
+    return parts [parts.size() - index - 1].getIntValue();
+}
+
+static int getJuceVersion (const String& v)
+{
+    return getVersionElement (v, 2) * 100000
+         + getVersionElement (v, 1) * 1000
+         + getVersionElement (v, 0);
+}
+
+static int getBuiltJuceVersion()
+{
+    return JUCE_MAJOR_VERSION * 100000
+         + JUCE_MINOR_VERSION * 1000
+         + JUCE_BUILDNUMBER;
+}
+
+bool ModuleList::isLibraryNewerThanIntrojucer()
+{
+    ModuleList list;
+    list.rescan (getModulesFolderForJuceOrModulesFolder (getLocalModulesFolder (nullptr)));
+
+    for (int i = list.modules.size(); --i >= 0;)
+    {
+        const Module* m = list.modules.getUnchecked(i);
+
+        if (m->uid.startsWith ("juce_")
+             && getJuceVersion (m->version) > getBuiltJuceVersion())
+            return true;
+    }
+
+    return false;
+}
+
 bool ModuleList::isJuceFolder (const File& folder)
 {
     return folder.getFileName().containsIgnoreCase ("juce")
diff --git a/extras/Introjucer/Source/Project/jucer_Module.h b/extras/Introjucer/Source/Project/jucer_Module.h
index 8911f37cb8..84c228d99a 100644
--- a/extras/Introjucer/Source/Project/jucer_Module.h
+++ b/extras/Introjucer/Source/Project/jucer_Module.h
@@ -129,6 +129,7 @@ public:
 
     static File getDefaultModulesFolder (Project*);
     static bool isLocalModulesFolderValid();
+    static bool isLibraryNewerThanIntrojucer();
 
     static File getLocalModulesFolder (Project*);
     static void setLocalModulesFolder (const File& newFile);