feat: update for new apkbrowser, make it standalone

Dockerfile

@@ -1,20 +0,0 @@
-FROM golang:alpine as builder
-
-LABEL maintainer="ptrcnull <docker@ptrcnull.me>"
-
-WORKDIR /src
-
-COPY go.mod go.sum ./
-RUN go mod download
-
-COPY main.go .
-COPY utils ./utils
-RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o server main.go
-
-FROM scratch
-
-WORKDIR /app
-
-COPY --from=builder /src/server .
-
-CMD ["/app/server"]

docker-compose.yml

@@ -1,8 +0,0 @@
-version: '3'
-services:
-  pkgs:
-    container_name: pkgs
-    build: .
-    restart: always
-    ports:
-      - 127.0.0.1:8212:8080

go.mod

@@ -2,7 +2,4 @@ module git.ddd.rip/ptrcnull/pkgs
 
 go 1.15
 
-require (
+require git.ddd.rip/ptrcnull/html v1.0.5
-	github.com/gofiber/fiber/v2 v2.12.0
-	golang.org/x/net v0.0.0-20210510120150-4163338589ed
-)

go.sum

@@ -1,25 +1,9 @@
-github.com/andybalholm/brotli v1.0.2 h1:JKnhI/XQ75uFBTiuzXpzFrUriDPiZjlOSzh6wXogP0E=
+git.ddd.rip/ptrcnull/html v1.0.5 h1:7mo4cD7jFJoQNPDz09Ib/oNrS6opRH7cQef32LIExDg=
-github.com/andybalholm/brotli v1.0.2/go.mod h1:loMXtMfwqflxFJPmdbJO0a3KNoPuLBgiu3qAvBg8x/Y=
+git.ddd.rip/ptrcnull/html v1.0.5/go.mod h1:5QrxVL2XnzA7pGUKNQZdV6wDXICano5y8kRNPAQSU5Y=
-github.com/gofiber/fiber/v2 v2.12.0 h1:R7FVMs9mtMREjfCzCioh2j8RHwhz0/H+X0rH6BpBkJ4=
+golang.org/x/net v0.0.0-20220706163947-c90051bbdb60 h1:8NSylCMxLW4JvserAndSgFL7aPli6A68yf0bYFTcWCM=
-github.com/gofiber/fiber/v2 v2.12.0/go.mod h1:oZTLWqYnqpMMuF922SjGbsYZsdpE1MCfh416HNdweIM=
+golang.org/x/net v0.0.0-20220706163947-c90051bbdb60/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
-github.com/golang/snappy v0.0.3/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
+golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-github.com/klauspost/compress v1.12.2 h1:2KCfW3I9M7nSc5wOqXAlW2v2U6v+w6cbjvbfp+OykW8=
+golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-github.com/klauspost/compress v1.12.2/go.mod h1:8dP1Hq4DHOhN9w426knH3Rhby4rFm6D8eO+e+Dq5Gzg=
+golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
-github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
+golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
-github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
-github.com/valyala/fasthttp v1.26.0 h1:k5Tooi31zPG/g8yS6o2RffRO2C9B9Kah9SY8j/S7058=
-github.com/valyala/fasthttp v1.26.0/go.mod h1:cmWIqlu99AO/RKcp1HWaViTqc57FswJOfYYdPJBl8BA=
-github.com/valyala/tcplisten v1.0.0 h1:rBHj/Xf+E1tRGZyWIWwJDiRY0zc1Js+CV5DqwacVSA8=
-github.com/valyala/tcplisten v1.0.0/go.mod h1:T0xQ8SeCZGxckz9qRXTfG43PvQ/mcWh7FwZEA7Ioqkc=
-golang.org/x/crypto v0.0.0-20210513164829-c07d793c2f9a/go.mod h1:P+XmwS30IXTQdn5tA2iutPOUgjI07+tq3H3K9MVA1s8=
-golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
-golang.org/x/net v0.0.0-20210510120150-4163338589ed h1:p9UgmWI9wKpfYmgaV/IZKGdXc5qEK45tDwwwDyjS26I=
-golang.org/x/net v0.0.0-20210510120150-4163338589ed/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210514084401-e8d321eab015 h1:hZR0X1kPW+nwyJ9xRxqZk1vx5RUObAPBdKVvXPDUH/E=
-golang.org/x/sys v0.0.0-20210514084401-e8d321eab015/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
-golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=

main.go

@@ -2,49 +2,54 @@ package main
 
 import (
 	"fmt"
-	"git.ddd.rip/ptrcnull/pkgs/utils"
-	"github.com/gofiber/fiber/v2"
 	"net/http"
+	"os"
+	"strings"
+
+	"git.ddd.rip/ptrcnull/html"
 )
 
+const BOLD = "\033[1m"
+const RESET = "\033[0m"
+
 func main() {
-	app := fiber.New()
+	if len(os.Args) < 2 {
+		fmt.Println("usage: pkgs <filename>")
+		os.Exit(1)
+	}
 
-	app.Get("/:file", func(ctx *fiber.Ctx) error {
+	file := os.Args[1]
-		file := ctx.Params("file")
 
-		res, err := http.Get("https://pkgs.alpinelinux.org/contents?file=" + file + "&path=&name=&branch=&arch=x86_64")
+	res, err := http.Get("https://pkgs.alpinelinux.org/contents?file=" + file + "&path=&name=&branch=edge&arch=x86_64")
-		if err != nil {
+	if err != nil {
-			return err
+		fmt.Println(err.Error())
+		os.Exit(1)
+	}
+
+	node, err := html.ParseDocument(res.Body)
+	if err != nil {
+		fmt.Println(err.Error())
+		os.Exit(1)
+	}
+
+	tbody := node.QuerySelector("tbody")
+	if tbody == nil {
+		fmt.Println("cannot find tbody")
+		os.Exit(1)
+	}
+
+	reply := ""
+	tbody.ForEach(func(row *html.Node) {
+		cells := row.Children()
+		if len(cells) == 0 {
+			return
 		}
-
+		if len(cells) < 5 {
-		node, err := utils.Parse(res.Body)
+			reply = "Not found :("
-		if err != nil {
+			return
-			return err
 		}
-
+		reply += BOLD + cells[1].TrimmedText() + RESET + "\n" + cells[0].TrimmedText() + "\n\n"
-		tbody := node.QuerySelector("tbody")
-		if tbody == nil {
-			return fmt.Errorf("cannot find tbody")
-		}
-
-		//log.Println(tbody.Render())
-
-		reply := ""
-		tbody.ForEach(func(row *utils.Node) {
-			cells := row.Children()
-			if len(cells) == 0 {
-				return
-			}
-			if len(cells) < 5 {
-				reply = "Not found :("
-				return
-			}
-			reply += cells[1].Text() + "\n" + cells[0].Text() + "\n\n"
-		})
-
-		return ctx.SendString(reply)
 	})
-
+	reply = strings.Trim(reply, "\n")
-	panic(app.Listen(":8080"))
+	fmt.Println(reply)
 }

utils/html.go

@@ -1,154 +0,0 @@
-package utils
-
-import (
-	"bytes"
-	"golang.org/x/net/html"
-	"io"
-	"strings"
-)
-
-type Node struct {
-	*html.Node
-}
-
-func Parse(r io.Reader) (*Node, error) {
-	n, err := html.Parse(r)
-	if err != nil {
-		return nil, err
-	}
-	return &Node{n}, nil
-}
-
-func (n *Node) QuerySelector(selector string) *Node {
-	if strings.HasPrefix(selector, "#") {
-		return n.GetElementById(selector[1:])
-	}
-	if strings.HasPrefix(selector, ".") {
-		return n.GetElementByClass(selector[1:])
-	}
-	return n.GetElementByTagName(selector)
-}
-
-func (n *Node) GetElementById(id string) *Node {
-	return n.FindOne(func(n *Node) bool {
-		return n.HasAttr("id", id)
-	})
-}
-
-func (n *Node) GetElementByClass(class string) *Node {
-	return n.FindOne(func(n *Node) bool {
-		return n.HasClass(class)
-	})
-}
-
-func (n *Node) GetElementByTagName(name string) *Node {
-	return n.FindOne(func (n *Node) bool {
-		return n.Type == html.ElementNode && n.Data == name
-	})
-}
-
-func (n *Node) HasClass(class string) bool {
-	return n.HasAttr("class", class)
-}
-
-func (n *Node) GetAttr(key string) []string {
-	var res []string
-	for _, attr := range n.Attr {
-		if attr.Key == key {
-			res = append(res, attr.Val)
-		}
-	}
-	return res
-}
-
-func (n *Node) HasAttr(key, value string) bool {
-	for _, attr := range n.Attr {
-		if attr.Key == key && attr.Val == value {
-			return true
-		}
-	}
-	return false
-}
-
-func (n *Node) ForEach(cb func (n *Node)) {
-	for c := n.FirstChild; c != nil; c = c.NextSibling {
-		cb(&Node{c})
-	}
-}
-
-func (n *Node) ChildNodes() []*Node {
-	var res []*Node
-	n.ForEach(func(n *Node) {
-		res = append(res, n)
-	})
-	return res
-}
-
-func (n *Node) Children() []*Node {
-	var res []*Node
-	n.ForEach(func(n *Node) {
-		if n.Type == html.ElementNode {
-			res = append(res, n)
-		}
-	})
-	return res
-}
-
-func (n *Node) Traverse(cb func(n *Node)) {
-	var f func(*Node)
-	f = func(n *Node) {
-		cb(n)
-		n.ForEach(f)
-	}
-	f(n)
-}
-
-func (n *Node) FindOne(cb func(n *Node) bool) *Node {
-	var res *Node
-
-	var f func(*Node)
-	f = func(n *Node) {
-		if res != nil {
-			return
-		}
-		if cb(n) {
-			res = n
-			return
-		}
-		n.ForEach(f)
-	}
-	f(n)
-
-	return res
-}
-
-func (n *Node) FindMany(cb func(n *Node) bool) []*Node {
-	var res []*Node
-
-	var f func(*Node)
-	f = func(n *Node) {
-		if cb(n) {
-			res = append(res, n)
-		}
-		n.ForEach(f)
-	}
-	f(n)
-
-	return res
-}
-
-func (n *Node) Text() string {
-	res := ""
-	n.Traverse(func(n *Node) {
-		if n.Type == html.TextNode {
-			res += n.Data
-		}
-	})
-	return res
-}
-
-func (n *Node) Render() (string, error) {
-	w := bytes.NewBuffer([]byte{})
-	err := html.Render(w, n.Node)
-	return w.String(), err
-}