Moved Stars45 to StarsEx

1 files changed, 194 insertions, 0 deletions

diff --git a/StarsEx/ContentBundle.cpp b/StarsEx/ContentBundle.cpp
new file mode 100644
index 0000000..cd10893
--- /dev/null
+++ b/StarsEx/ContentBundle.cpp
@@ -0,0 +1,194 @@
+/*  Starshatter: The Open Source Project
+    Copyright (c) 2021-2022, Starshatter: The Open Source Project Contributors
+    Copyright (c) 2011-2012, Starshatter OpenSource Distribution Contributors
+    Copyright (c) 1997-2006, Destroyer Studios LLC.
+
+    AUTHOR:       John DiCamillo
+
+
+    OVERVIEW
+    ========
+    Chained collection of localized strings
+*/
+
+#include "ContentBundle.h"
+#include "DataLoader.h"
+#include "Utils.h"
+
+// +--------------------------------------------------------------------+
+
+ContentBundle* ContentBundle::GetInstance()
+{
+    static ContentBundle instance{};
+    return &instance;
+}
+
+// +--------------------------------------------------------------------+
+
+ContentBundle::ContentBundle() : ContentBundle("content", nullptr)
+{
+}
+
+// +--------------------------------------------------------------------+
+
+ContentBundle::ContentBundle(const char* bundle, Locale* locale)
+{
+    Load(bundle, locale);
+}
+
+// +--------------------------------------------------------------------+
+
+ContentBundle::~ContentBundle()
+{
+}
+
+// +--------------------------------------------------------------------+
+
+bool
+ContentBundle::Init()
+{
+    DataLoader* loader = DataLoader::GetLoader();
+    List<Text> bundles;
+
+    loader->SetDataPath("Content/");
+    loader->ListFiles("content*", bundles);
+
+    ListIter<Text> iter = bundles;
+    while (++iter) {
+        Text* filename = iter.value();
+        int n = filename->indexOf('_');
+        if (n > 0) {
+            Locale::ParseLocale(filename->data() + n);  // unused?
+        }
+    }
+
+    loader->SetDataPath(0);
+    return true;
+}
+
+// +--------------------------------------------------------------------+
+
+void
+ContentBundle::UseLocale(Locale* locale)
+{
+    DataLoader* loader = DataLoader::GetLoader();
+    loader->SetDataPath("Content/");
+    Load("content", locale);
+    loader->SetDataPath(nullptr);
+}
+
+// +--------------------------------------------------------------------+
+
+void
+ContentBundle::Load(const char* bundle, Locale* locale)
+{
+    if (values.size() > 0) {
+        values.clear();
+    }
+    Text file = FindFile(bundle, locale);
+    if (file.length() > 0) {
+        LoadBundle(file);
+    }
+}
+
+// +--------------------------------------------------------------------+
+
+Text
+ContentBundle::GetText(const char* key) const
+{
+    return values.find(key, Text(key));
+}
+
+// +--------------------------------------------------------------------+
+
+Text
+ContentBundle::FindFile(const char* bundle, Locale* locale)
+{
+    Text        result;
+    Text        basename = Text(bundle);
+    DataLoader* loader = DataLoader::GetLoader();
+
+    if (loader && bundle) {
+        if (locale) {
+            result = basename + locale->GetFullCode() + ".txt";
+
+            if (loader->FindFile(result))
+            return result;
+
+            result = basename + "_" + locale->GetLanguage() + ".txt";
+
+            if (loader->FindFile(result))
+            return result;
+        }
+
+        result = basename + ".txt";
+
+        if (loader->FindFile(result))
+        return result;
+    }
+
+    return Text();
+}
+
+// +--------------------------------------------------------------------+
+
+void
+ContentBundle::LoadBundle(const char* filename)
+{
+    DataLoader* loader = DataLoader::GetLoader();
+    if (loader && filename && *filename) {
+        BYTE* buffer = 0;
+        loader->LoadBuffer(filename, buffer, true, true);
+        if (buffer && *buffer) {
+            char  key[1024];
+            char  val[2048];
+            char* p = (char*) buffer;
+            int   s = 0, ik = 0, iv = 0;
+
+            key[0] = 0;
+            val[0] = 0;
+
+            while (*p) {
+                if (*p == '=') {
+                    s = 1;
+                }
+                else if (*p == '\n' || *p == '\r') {
+                    if (key[0] && val[0])
+                    values.insert(Text(key).trim(), Text(val).trim());
+
+                    ZeroMemory(key, 1024);
+                    ZeroMemory(val, 2048);
+                    s   = 0;
+                    ik  = 0;
+                    iv  = 0;
+                }
+                else if (s == 0) {
+                    if (!key[0]) {
+                        if (*p == '#') {
+                            s = -1; // comment
+                        }
+                        else if (!isspace(*p)) {
+                            key[ik++] = *p;
+                        }
+                    }
+                    else {
+                        key[ik++] = *p;
+                    }
+                }
+                else if (s == 1) {
+                    if (!isspace(*p)) {
+                        s = 2;
+                        val[iv++] = *p;
+                    }
+                }
+                else if (s == 2) {
+                    val[iv++] = *p;
+                }
+
+                p++;
+            }
+
+            loader->ReleaseBuffer(buffer);
+        }
+    }
+}