db: Add plugin to access DB

Can now download the database at /db/catbase.db

main.go

@@ -13,6 +13,7 @@ import (
 	"github.com/velour/catbase/plugins/babbler"
 	"github.com/velour/catbase/plugins/beers"
 	"github.com/velour/catbase/plugins/counter"
+	"github.com/velour/catbase/plugins/db"
 	"github.com/velour/catbase/plugins/dice"
 	"github.com/velour/catbase/plugins/emojifyme"
 	"github.com/velour/catbase/plugins/fact"
@@ -79,6 +80,7 @@ func main() {
 	b.AddHandler("tell", tell.New(b))
 	// catches anything left, will always return true
 	b.AddHandler("factoid", fact.New(b))
+	b.AddHandler("db", db.New(b))
 
 	for {
 		err := client.Serve()

plugins/db/db.go

@@ -0,0 +1,45 @@
+package db
+
+import (
+	"fmt"
+	"log"
+	"net/http"
+	"os"
+	"time"
+
+	"github.com/velour/catbase/bot"
+	"github.com/velour/catbase/bot/msg"
+	"github.com/velour/catbase/config"
+)
+
+type DBPlugin struct {
+	bot    bot.Bot
+	config *config.Config
+}
+
+func New(b bot.Bot) *DBPlugin {
+	return &DBPlugin{b, b.Config()}
+}
+
+func (p *DBPlugin) Message(message msg.Message) bool            { return false }
+func (p *DBPlugin) Event(kind string, message msg.Message) bool { return false }
+func (p *DBPlugin) ReplyMessage(msg.Message, string) bool       { return false }
+func (p *DBPlugin) BotMessage(message msg.Message) bool         { return false }
+func (p *DBPlugin) Help(channel string, parts []string)         {}
+
+func (p *DBPlugin) RegisterWeb() *string {
+	http.HandleFunc("/db/catbase.db", p.serveQuery)
+	tmp := "/db/catbase.db"
+	return &tmp
+}
+
+func (p *DBPlugin) serveQuery(w http.ResponseWriter, r *http.Request) {
+	f, err := os.Open(p.bot.Config().DB.File)
+	defer f.Close()
+	if err != nil {
+		log.Printf("Error opening DB for web service: %s", err)
+		fmt.Fprintf(w, "Error opening DB")
+		return
+	}
+	http.ServeContent(w, r, "catbase.db", time.Now(), f)
+}