WMTheme: use Cocoa API to parse plist file

drop libplist dependency ( macOS )

Author: CarterLi

CMakeLists.txt

@@ -308,7 +308,7 @@ if(APPLE)
         src/detection/terminalfont/terminalfont_apple.m
         src/detection/media/media_apple.m
         src/detection/disk/disk_apple.m
-        src/detection/wmtheme/wmtheme_apple.c
+        src/detection/wmtheme/wmtheme_apple.m
         src/detection/temps/temps_apple.c
         src/detection/font/font_apple.m
     )

src/detection/wmtheme/wmtheme_apple.c

@@ -0,0 +1,61 @@
+#include "fastfetch.h"
+#include "detection/displayserver/displayserver.h"
+#include "wmtheme.h"
+
+#import <Foundation/Foundation.h>
+
+static bool detectQuartzCompositor(FFinstance* instance, FFstrbuf* themeOrError)
+{
+    FF_UNUSED(instance);
+
+    NSError* error;
+    NSString* fileName = [NSString stringWithFormat:@"file://%s/Library/Preferences/.GlobalPreferences.plist", instance->state.passwd->pw_dir];
+    NSDictionary* dict = [NSDictionary dictionaryWithContentsOfURL:[NSURL URLWithString:fileName]
+                                       error:&error];
+    if(error)
+    {
+        ffStrbufAppendS(themeOrError, error.localizedDescription.UTF8String);
+        return false;
+    }
+
+    NSNumber* wmThemeColor = [dict valueForKey:@"AppleAccentColor"];
+    if(!wmThemeColor)
+        ffStrbufAppendS(themeOrError, "Multicolor");
+    else
+    {
+        switch(wmThemeColor.intValue)
+        {
+            case -1: ffStrbufAppendS(themeOrError, "Graphite"); break;
+            case 0: ffStrbufAppendS(themeOrError, "Red"); break;
+            case 1: ffStrbufAppendS(themeOrError, "Orange"); break;
+            case 2: ffStrbufAppendS(themeOrError, "Yellow"); break;
+            case 3: ffStrbufAppendS(themeOrError, "Green"); break;
+            case 4: ffStrbufAppendS(themeOrError, "Blue"); break;
+            case 5: ffStrbufAppendS(themeOrError, "Purple"); break;
+            case 6: ffStrbufAppendS(themeOrError, "Pink"); break;
+            default: ffStrbufAppendS(themeOrError, "Unknown"); break;
+        }
+    }
+
+    NSString* wmTheme = [dict valueForKey:@"AppleInterfaceStyle"];
+    ffStrbufAppendF(themeOrError, " (%s)", wmTheme ? wmTheme.UTF8String : "Light");
+    return true;
+}
+
+bool ffDetectWmTheme(FFinstance* instance, FFstrbuf* themeOrError)
+{
+    const FFDisplayServerResult* wm = ffConnectDisplayServer(instance);
+
+    if(wm->wmPrettyName.length == 0)
+    {
+        ffStrbufAppendS(themeOrError, "WM Theme needs sucessfull WM detection");
+        return false;
+    }
+
+    if(ffStrbufIgnCaseCompS(&wm->wmPrettyName, "Quartz Compositor") == 0)
+        return detectQuartzCompositor(instance, themeOrError);
+
+    ffStrbufAppendS(themeOrError, "Unknown WM: ");
+    ffStrbufAppend(themeOrError, &wm->dePrettyName);
+    return false;
+}