feat: add sources

2026-05-29 11:18:41 +02:00 · 2015-03-10 01:33:22 +01:00
parent 75b5f17c0f
commit c24b3863d7
10 changed files with 197 additions and 0 deletions
@@ -0,0 +1,17 @@
+root = true
+
+[*.go]
+charset = utf-8
+indent_style = tabs
+indent_size = 2
+end_of_line = lf
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+[Makefile]
+charset = utf-8
+indent_style = tabs
+indent_size = 2
+end_of_line = lf
+trim_trailing_whitespace = true
+insert_final_newline = true
@@ -0,0 +1,40 @@
+package main
+
+import (
+	"runtime"
+)
+
+func main() {
+	runtime.GOMAXPROCS(runtime.NumCPU())
+
+	Server(8088)
+}
+
+/*
+func main() {
+	options := vips.Options{
+		Width:        300,
+		Height:       240,
+		Crop:         false,
+		Extend:       vips.EXTEND_WHITE,
+		Interpolator: vips.BILINEAR,
+		Gravity:      vips.CENTRE,
+		Quality:      95,
+	}
+
+	f, _ := os.Open("fixtures/large.jpg")
+	inBuf, _ := ioutil.ReadAll(f)
+
+	buf, err := vips.Resize(inBuf, options)
+	if err != nil {
+		fmt.Fprintln(os.Stderr, err)
+		return
+	}
+
+	err = ioutil.WriteFile("image.jpg", buf, 0644)
+	if err != nil {
+		fmt.Fprintln(os.Stderr, err)
+		panic("Cannot write file")
+	}
+}
+*/
@@ -0,0 +1,12 @@
+package main
+
+import (
+	"github.com/daddye/vips"
+)
+
+type Options struct {
+	*vips.Options
+	Width  int
+	Height int
+	Crop   bool
+}
@@ -0,0 +1,21 @@
+package main
+
+import (
+	"github.com/daddye/vips"
+	//"io/ioutil"
+	//"os"
+)
+
+func Resize(imageBuf []byte) ([]byte, error) {
+	options := vips.Options{
+		Width:        300,
+		Height:       240,
+		Crop:         false,
+		Extend:       vips.EXTEND_WHITE,
+		Interpolator: vips.BILINEAR,
+		Gravity:      vips.CENTRE,
+		Quality:      95,
+	}
+
+	return vips.Resize(imageBuf, options)
+}
@@ -0,0 +1,96 @@
+package main
+
+import (
+	"fmt"
+	//"io"
+	"io/ioutil"
+	"log"
+	"mime"
+	"net/http"
+	"os"
+	"strings"
+	"time"
+)
+
+func Server(port int) {
+	server := &http.Server{
+		Addr:           ":8088",
+		ReadTimeout:    120 * time.Second,
+		WriteTimeout:   60 * time.Second,
+		MaxHeaderBytes: 1 << 20,
+	}
+
+	// Register this pat with the default serve mux so that other packages
+	// may also be exported. (i.e. /debug/pprof/*)
+	//server.Handle("/", ProcessImage)
+	http.HandleFunc("/", ProcessImage)
+
+	err := server.ListenAndServe()
+	if err != nil {
+		log.Fatal("Error starting the server:", err)
+	}
+}
+
+func ProcessImage(w http.ResponseWriter, r *http.Request) {
+	w.Header().Add("Server", "imgine "+Version)
+
+	file, mimeType, err := getPayload(r)
+
+	if err != nil {
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+	if len(mimeType) == 0 {
+		w.WriteHeader(http.StatusBadRequest)
+		return
+	}
+
+	body, err := Resize(file)
+	if err != nil {
+		fmt.Fprintln(os.Stderr, err)
+		return
+	}
+
+	w.Write(body)
+}
+
+func getPayload(r *http.Request) ([]byte, string, error) {
+	file := r.Body
+	mimeType := getMimeType(r)
+
+	if strings.Contains(mimeType, "form-data") {
+		file, _, _ = r.FormFile("file")
+	}
+
+	buf, err := ioutil.ReadAll(file)
+
+	return buf, mimeType, err
+}
+
+func getMimeType(r *http.Request) string {
+	mimeType := r.Header.Get("Content-Type")
+
+	if len(mimeType) == 0 {
+		buf, err := ioutil.ReadAll(r.Body)
+		if err != nil {
+			return ""
+		}
+		mimeType = inferMimeType(buf)
+	} else {
+		mimeType, _, _ = mime.ParseMediaType(mimeType)
+	}
+
+	return mimeType
+}
+
+func inferMimeType(buf []byte) string {
+	chunk := make([]byte, 512)
+	filetype := http.DetectContentType(chunk)
+
+	switch filetype {
+	case "image/jpeg", "image/jpg", "image/png":
+		return filetype
+	default:
+		return ""
+	}
+}
@@ -0,0 +1,8 @@
+<html>
+<body>
+<form method="POST" action="http://localhost:8088" enctype="multipart/form-data">
+  <input type="file" name="file" />
+  <input type="submit" value="Upload" />
+</form>
+</body>
+</html>
@@ -0,0 +1,3 @@
+package main
+
+const Version = "0.1.0"