1 files changed, 63 insertions, 0 deletions
diff --git a/config.go b/config.go
new file mode 100644
index 0000000..c32364e
--- /dev/null
+++ b/config.go
@@ -0,0 +1,63 @@
+package main
+
+import (
+	"encoding/json"
+	"github.com/adrg/xdg"
+	"os"
+)
+
+// Config contains all configuration options that are read from .config/startpage/config.json
+type Config struct {
+	// The place for which to get the weather data. If omitted, no weather will be shown
+	WeatherPlace string
+
+	// A list of links to show
+	Links []Link
+
+	// If set, background images can be saved here
+	BackgroundSavepath string
+
+	// If set, this limits the background image size, the default is DEFAULT_BACKGROUND_MAXDIM
+	BackgroundMaxdim *int
+
+	// Get background images from this subreddit. Defaults to "EarthPorn"
+	ImageSubreddit string
+}
+
+func LoadConfig() (*Config, error) {
+	path, err := xdg.ConfigFile("startpage/config.json")
+	if err != nil {
+		return nil, err
+	}
+
+	file, err := os.Open(path)
+	switch {
+	case err == nil:
+		// All OK, we can continue
+	case os.IsNotExist(err):
+		return &Config{}, nil
+	default:
+		return nil, err
+	}
+
+	defer file.Close()
+
+	decoder := json.NewDecoder(file)
+	var config Config
+	err = decoder.Decode(&config)
+	if err == nil {
+		return &config, nil
+	} else {
+		return nil, err
+	}
+}
+
+const DEFAULT_BACKGROUND_MAXDIM = 2500
+
+func (c Config) GetBackgroundMaxdim() int {
+	if c.BackgroundMaxdim == nil {
+		return DEFAULT_BACKGROUND_MAXDIM
+	} else {
+		return *c.BackgroundMaxdim
+	}
+}