Index page and post pages ready

cetgemini/cetgemini.go

@@ -0,0 +1,78 @@
+package cetgemini
+
+import (
+	"context"
+	"fmt"
+	"github.com/a-h/gemini"
+	"github.com/a-h/gemini/mux"
+	"github.com/senaduka/cetvorke/database"
+	"log"
+	"strconv"
+	"strings"
+	"sync"
+)
+
+func StartServer(waitgroup *sync.WaitGroup) {
+	defer waitgroup.Done()
+
+	// Create the handlers for a domain (a.gemini).
+	index := gemini.HandlerFunc(indexHandler)
+	post := gemini.HandlerFunc(postHandler)
+
+	// Create a router for gemini://a.gemini/require_cert and gemini://a.gemini/public
+	routerA := mux.NewMux()
+	routerA.AddRoute("/clanak/{postID}/*", post)
+	routerA.AddRoute("/", index)
+
+	// Set up the domain handlers.
+	ctx := context.Background()
+	a, err := gemini.NewDomainHandlerFromFiles("localhost", "server.crt", "server.key", routerA)
+	if err != nil {
+		log.Fatal("error creating domain handler A:", err)
+	}
+
+	err = gemini.ListenAndServe(ctx, ":1965", a)
+	if err != nil {
+		log.Fatal("error:", err)
+	}
+}
+
+// write a gemini handler function
+func indexHandler(w gemini.ResponseWriter, r *gemini.Request) {
+
+	links, err := database.GetRecentLinks()
+	if err != nil {
+		w.Write([]byte(fmt.Sprintf("Error: %s", err)))
+		return
+	}
+
+	response := "# Najnoviji članci\n\n"
+
+	for _, link := range links {
+		// append links to response in gemini feed format
+		response += link.GemtextLink()
+	}
+
+	fmt.Println(response)
+
+	w.Write([]byte(response))
+}
+
+func postHandler(w gemini.ResponseWriter, r *gemini.Request) {
+	post_id_str := strings.Split(r.URL.Path, "/")[2]
+	post_id, err := strconv.Atoi(post_id_str)
+
+	if err != nil {
+		w.Write([]byte(fmt.Sprintf("Error: %s", err)))
+		return
+	}
+
+	post, err := database.GetPost(post_id)
+	if err != nil {
+		w.Write([]byte(fmt.Sprintf("Error: %s", err)))
+		return
+	}
+
+	response := post.GemtextPage()
+	w.Write([]byte(response))
+}