From 3663ae0e1d87e6132db514c96c9df05fd676f8f5 Mon Sep 17 00:00:00 2001
From: jan <jan@ruken.pw>
Date: Sun, 9 Oct 2016 18:22:21 +0200
Subject: bilder on demand runterladen, listen fehlen aber noch


diff --git a/tools/image-on-demand/.main.go.swp b/tools/image-on-demand/.main.go.swp
new file mode 100644
index 0000000..5b60469
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diff --git a/tools/image-on-demand/gril.list b/tools/image-on-demand/gril.list
new file mode 100644
index 0000000..0e24253
--- /dev/null
+++ b/tools/image-on-demand/gril.list
@@ -0,0 +1,2 @@
+64 0 http://ami.animecharactersdatabase.com/images/Clannad/fujibayashi_ryou_thumb.jpg
+64 1 http://ami.animecharactersdatabase.com/images/Clannad/fujibayashi_ryou.jpg
diff --git a/tools/image-on-demand/gril/full/63.jpg b/tools/image-on-demand/gril/full/63.jpg
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index 0000000..5508ea5
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diff --git a/tools/image-on-demand/gril/full/64.jpg b/tools/image-on-demand/gril/full/64.jpg
new file mode 100755
index 0000000..d6e4195
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diff --git a/tools/image-on-demand/gril/thumb/63.jpg b/tools/image-on-demand/gril/thumb/63.jpg
new file mode 100644
index 0000000..7844ce6
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diff --git a/tools/image-on-demand/gril/thumb/64.jpg b/tools/image-on-demand/gril/thumb/64.jpg
new file mode 100755
index 0000000..c40f7f3
Binary files /dev/null and b/tools/image-on-demand/gril/thumb/64.jpg differ
diff --git a/tools/image-on-demand/main.go b/tools/image-on-demand/main.go
new file mode 100644
index 0000000..a3a401d
--- /dev/null
+++ b/tools/image-on-demand/main.go
@@ -0,0 +1,143 @@
+package main
+
+import (
+	"fmt"
+	"io"
+	"io/ioutil"
+	"log"
+	"net/http"
+	"os"
+	"path"
+	"strconv"
+	"strings"
+
+	"github.com/julienschmidt/httprouter"
+)
+
+var files map[string]map[int][]string
+var IMAGE_TYPES map[string]int
+
+func serveImage(w http.ResponseWriter, r *http.Request, p httprouter.Params) {
+	log.Printf("GET %s", r.URL.Path)
+	abort := func(code int, reason string) {
+		http.Error(w, reason, code)
+		log.Printf("GET failed: %d %s", code, reason)
+	}
+
+	file, ok := files[p.ByName("type")]
+	if !ok {
+		abort(400, "Invalid Type")
+		return
+	}
+
+	simageType := p.ByName("image_type")
+	id := p.ByName("id")
+
+	localPath := path.Join("./", p.ByName("type"), simageType, id)
+	if _, err := os.Stat(localPath); err == nil {
+		log.Println("-> Serving from local file")
+		f, err := os.Open(localPath)
+		defer f.Close()
+		if err != nil {
+			abort(500, "Could not open File")
+			return
+		}
+		w.WriteHeader(200)
+		io.Copy(w, f)
+		return
+	}
+
+	if idx := strings.Index(id, ".jpg"); idx != -1 {
+		id = id[:idx]
+	}
+
+	numId, err := strconv.ParseInt(id, 10, 0)
+	if err != nil {
+		abort(400, "Invalid ID")
+		return
+	}
+
+	imageType, ok := IMAGE_TYPES[simageType]
+	if !ok {
+		abort(400, "Invalid image type")
+		return
+	}
+
+	images, ok := file[int(numId)]
+	if !ok {
+		abort(404, "Invalid Target")
+		return
+	}
+
+	if imageType < 0 || int(imageType) >= len(images) {
+		abort(400, "Invalid image type")
+		return
+	}
+	log.Println("-> downloading from acd")
+
+	res, err := http.Get(images[int(imageType)])
+	if err != nil {
+		abort(500, err.Error())
+		return
+	}
+
+	data, err := ioutil.ReadAll(res.Body)
+	if err != nil {
+		abort(500, err.Error())
+		return
+	}
+
+	if err := ioutil.WriteFile(localPath, data, 0755); err != nil {
+		abort(500, err.Error())
+		return
+	}
+
+	w.Write(data)
+}
+
+func loadList(name string) error {
+	data, err := ioutil.ReadFile(fmt.Sprintf("%s.list", name))
+	if err != nil {
+		return err
+	}
+
+	files[name] = make(map[int][]string)
+
+	entries := strings.Split(string(data), "\n")
+
+	for _, entry := range entries {
+		if entry == "" {
+			continue
+		}
+		data := strings.Split(entry, " ")
+
+		id, err := strconv.ParseInt(data[0], 10, 0)
+		if err != nil {
+			return err
+		}
+
+		if e, ok := files[name][int(id)]; ok {
+			files[name][int(id)] = append(e, data[2])
+		} else {
+			files[name][int(id)] = []string{data[2]}
+		}
+	}
+	return nil
+}
+
+func main() {
+	IMAGE_TYPES = make(map[string]int)
+	IMAGE_TYPES["thumb"] = 0
+	IMAGE_TYPES["full"] = 1
+	files = make(map[string]map[int][]string)
+	if err := loadList("gril"); err != nil {
+		log.Fatal(err)
+	}
+	if err := loadList("series"); err != nil {
+		log.Fatal(err)
+	}
+
+	router := httprouter.New()
+	router.GET("/:type/:image_type/:id", serveImage)
+	log.Fatal(http.ListenAndServe("localhost:8081", router))
+}
diff --git a/tools/image-on-demand/series.list b/tools/image-on-demand/series.list
new file mode 100644
index 0000000..e69de29
-- 
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