mirror of
https://github.com/schollz/cowyo.git
synced 2023-08-10 21:13:00 +03:00
Implement file upload / download, fix #77
This commit is contained in:
parent
4ebf9e02ef
commit
efd4cfb0d1
56
bindata.go
56
bindata.go
File diff suppressed because one or more lines are too long
76
handlers.go
76
handlers.go
@ -1,10 +1,14 @@
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package main
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import (
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"crypto/sha256"
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"fmt"
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"html/template"
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"io"
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"io/ioutil"
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"net/http"
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"net/url"
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"os"
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"path"
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"strconv"
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"strings"
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@ -22,6 +26,8 @@ var customCSS []byte
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var defaultLock string
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var debounceTime int
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var diaryMode bool
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var allowFileUploads bool
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var maxUploadMB uint
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func serve(
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host,
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@ -39,6 +45,7 @@ func serve(
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allowInsecure bool,
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hotTemplateReloading bool,
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) {
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if hotTemplateReloading {
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gin.SetMode(gin.DebugMode)
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} else {
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@ -63,8 +70,8 @@ func serve(
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page := c.Param("page")
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cmd := c.Param("command")
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if page == "sitemap.xml" || page == "favicon.ico" || page == "static" {
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return false // no auth for sitemap
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if page == "sitemap.xml" || page == "favicon.ico" || page == "static" || page == "uploads" {
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return false // no auth for these
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}
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if page != "" && cmd == "/read" {
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@ -88,6 +95,9 @@ func serve(
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c.Redirect(302, "/"+randomAlliterateCombo())
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}
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})
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router.POST("/uploads", handleUpload)
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router.GET("/:page", func(c *gin.Context) {
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page := c.Param("page")
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c.Redirect(302, "/"+page+"/")
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@ -135,7 +145,7 @@ func serve(
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if TLS {
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http.ListenAndServeTLS(host+":"+port, crt_path, key_path, router)
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} else {
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router.Run(host + ":" + port)
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panic(router.Run(host + ":" + port))
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}
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}
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@ -267,7 +277,26 @@ func handlePageRequest(c *gin.Context) {
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}
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c.Data(http.StatusOK, contentType(filename), data)
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return
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} else if page == "uploads" {
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pathname := path.Join(pathToData, command[1:]+".upload")
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if allowInsecureHtml {
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c.Header(
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"Content-Disposition",
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`inline; filename="`+c.DefaultQuery("filename", "upload")+`"`,
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)
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} else {
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// Prevent malicious html uploads by forcing type to plaintext and 'download-instead-of-view'
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c.Header("Content-Type", "text/plain")
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c.Header(
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"Content-Disposition",
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`attachment; filename="`+c.DefaultQuery("filename", "upload")+`"`,
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)
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}
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c.File(pathname)
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return
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}
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p := Open(page)
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if len(command) < 2 {
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if p.IsPublished {
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@ -394,6 +423,8 @@ func handlePageRequest(c *gin.Context) {
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"Date": time.Now().Format("2006-01-02"),
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"UnixTime": time.Now().Unix(),
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"ChildPageNames": p.ChildPageNames(),
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"AllowFileUploads": allowFileUploads,
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"MaxUploadMB": maxUploadMB,
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})
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}
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@ -583,6 +614,45 @@ func handlePublish(c *gin.Context) {
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c.JSON(http.StatusOK, gin.H{"success": true, "message": message})
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}
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func handleUpload(c *gin.Context) {
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if !allowFileUploads {
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c.AbortWithError(http.StatusInternalServerError, fmt.Errorf("Uploads are disabled on this server"))
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return
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}
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file, info, err := c.Request.FormFile("file")
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defer file.Close()
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if err != nil {
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c.AbortWithError(http.StatusInternalServerError, err)
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return
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}
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h := sha256.New()
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if _, err := io.Copy(h, file); err != nil {
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c.AbortWithError(http.StatusInternalServerError, err)
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return
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}
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newName := "sha256-" + encodeBytesToBase32(h.Sum(nil))
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// Replaces any existing version, but sha256 collisions are rare as anything.
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outfile, err := os.Create(path.Join(pathToData, newName+".upload"))
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if err != nil {
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c.AbortWithError(http.StatusInternalServerError, err)
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return
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}
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file.Seek(0, io.SeekStart)
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_, err = io.Copy(outfile, file)
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if err != nil {
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c.AbortWithError(http.StatusInternalServerError, err)
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return
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}
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c.Header("Location", "/uploads/"+newName+"?filename="+url.QueryEscape(info.Filename))
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return
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}
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func handleEncrypt(c *gin.Context) {
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type QueryJSON struct {
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Page string `json:"page"`
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12
main.go
12
main.go
@ -40,6 +40,9 @@ func main() {
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fmt.Printf("\nRunning cowyo server (version %s) at http://%s:%s\n\n", version, host, c.GlobalString("port"))
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}
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allowFileUploads = c.GlobalBool("allow-file-uploads")
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maxUploadMB = c.GlobalUint("max-upload-mb")
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serve(
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c.GlobalString("host"),
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c.GlobalString("port"),
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@ -131,6 +134,15 @@ func main() {
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Value: "secret",
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Usage: "random data to use for cookies; changing it will invalidate all sessions",
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},
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cli.BoolFlag{
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Name: "allow-file-uploads",
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Usage: "Enable file uploads",
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},
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cli.UintFlag{
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Name: "max-upload-mb",
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Value: 2,
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Usage: "Largest file upload (in mb) allowed",
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},
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}
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app.Commands = []cli.Command{
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{
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388
static/css/dropzone.css
Normal file
388
static/css/dropzone.css
Normal file
@ -0,0 +1,388 @@
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/*
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* The MIT License
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* Copyright (c) 2012 Matias Meno <m@tias.me>
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*/
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@-webkit-keyframes passing-through {
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0% {
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opacity: 0;
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-webkit-transform: translateY(40px);
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-moz-transform: translateY(40px);
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-ms-transform: translateY(40px);
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-o-transform: translateY(40px);
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transform: translateY(40px); }
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30%, 70% {
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opacity: 1;
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-webkit-transform: translateY(0px);
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-moz-transform: translateY(0px);
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-ms-transform: translateY(0px);
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-o-transform: translateY(0px);
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transform: translateY(0px); }
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100% {
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opacity: 0;
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-webkit-transform: translateY(-40px);
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-moz-transform: translateY(-40px);
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-ms-transform: translateY(-40px);
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-o-transform: translateY(-40px);
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transform: translateY(-40px); } }
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@-moz-keyframes passing-through {
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0% {
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opacity: 0;
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-webkit-transform: translateY(40px);
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-moz-transform: translateY(40px);
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-ms-transform: translateY(40px);
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-o-transform: translateY(40px);
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transform: translateY(40px); }
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30%, 70% {
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opacity: 1;
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-webkit-transform: translateY(0px);
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-moz-transform: translateY(0px);
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-ms-transform: translateY(0px);
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-o-transform: translateY(0px);
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transform: translateY(0px); }
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100% {
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opacity: 0;
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-webkit-transform: translateY(-40px);
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-moz-transform: translateY(-40px);
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-ms-transform: translateY(-40px);
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-o-transform: translateY(-40px);
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transform: translateY(-40px); } }
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@keyframes passing-through {
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0% {
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opacity: 0;
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-webkit-transform: translateY(40px);
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-moz-transform: translateY(40px);
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-ms-transform: translateY(40px);
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-o-transform: translateY(40px);
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transform: translateY(40px); }
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30%, 70% {
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opacity: 1;
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-webkit-transform: translateY(0px);
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-moz-transform: translateY(0px);
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-ms-transform: translateY(0px);
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-o-transform: translateY(0px);
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transform: translateY(0px); }
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100% {
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opacity: 0;
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-webkit-transform: translateY(-40px);
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-moz-transform: translateY(-40px);
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-ms-transform: translateY(-40px);
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-o-transform: translateY(-40px);
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transform: translateY(-40px); } }
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@-webkit-keyframes slide-in {
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0% {
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opacity: 0;
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-webkit-transform: translateY(40px);
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-moz-transform: translateY(40px);
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-ms-transform: translateY(40px);
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-o-transform: translateY(40px);
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transform: translateY(40px); }
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30% {
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opacity: 1;
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-webkit-transform: translateY(0px);
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-moz-transform: translateY(0px);
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-ms-transform: translateY(0px);
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-o-transform: translateY(0px);
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transform: translateY(0px); } }
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@-moz-keyframes slide-in {
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0% {
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opacity: 0;
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-webkit-transform: translateY(40px);
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-moz-transform: translateY(40px);
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-ms-transform: translateY(40px);
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-o-transform: translateY(40px);
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transform: translateY(40px); }
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30% {
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opacity: 1;
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-webkit-transform: translateY(0px);
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-moz-transform: translateY(0px);
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-ms-transform: translateY(0px);
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-o-transform: translateY(0px);
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transform: translateY(0px); } }
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@keyframes slide-in {
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0% {
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opacity: 0;
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-webkit-transform: translateY(40px);
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-moz-transform: translateY(40px);
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-ms-transform: translateY(40px);
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-o-transform: translateY(40px);
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transform: translateY(40px); }
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30% {
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opacity: 1;
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-webkit-transform: translateY(0px);
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-moz-transform: translateY(0px);
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-ms-transform: translateY(0px);
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-o-transform: translateY(0px);
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transform: translateY(0px); } }
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@-webkit-keyframes pulse {
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0% {
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-webkit-transform: scale(1);
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-moz-transform: scale(1);
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-ms-transform: scale(1);
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-o-transform: scale(1);
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transform: scale(1); }
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10% {
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-webkit-transform: scale(1.1);
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-moz-transform: scale(1.1);
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-ms-transform: scale(1.1);
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-o-transform: scale(1.1);
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transform: scale(1.1); }
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20% {
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-webkit-transform: scale(1);
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-moz-transform: scale(1);
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-ms-transform: scale(1);
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-o-transform: scale(1);
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transform: scale(1); } }
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@-moz-keyframes pulse {
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0% {
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-webkit-transform: scale(1);
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-moz-transform: scale(1);
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-ms-transform: scale(1);
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-o-transform: scale(1);
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transform: scale(1); }
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10% {
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-webkit-transform: scale(1.1);
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-moz-transform: scale(1.1);
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-ms-transform: scale(1.1);
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-o-transform: scale(1.1);
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transform: scale(1.1); }
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20% {
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-webkit-transform: scale(1);
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-moz-transform: scale(1);
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-ms-transform: scale(1);
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-o-transform: scale(1);
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transform: scale(1); } }
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@keyframes pulse {
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0% {
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-webkit-transform: scale(1);
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-moz-transform: scale(1);
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-ms-transform: scale(1);
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-o-transform: scale(1);
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transform: scale(1); }
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10% {
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-webkit-transform: scale(1.1);
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-moz-transform: scale(1.1);
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-ms-transform: scale(1.1);
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-o-transform: scale(1.1);
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transform: scale(1.1); }
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20% {
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-webkit-transform: scale(1);
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-moz-transform: scale(1);
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-ms-transform: scale(1);
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-o-transform: scale(1);
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transform: scale(1); } }
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.dropzone, .dropzone * {
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box-sizing: border-box; }
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.dropzone {
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min-height: 150px;
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border: 2px solid rgba(0, 0, 0, 0.3);
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background: white;
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padding: 20px 20px; }
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.dropzone.dz-clickable {
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cursor: pointer; }
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.dropzone.dz-clickable * {
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cursor: default; }
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.dropzone.dz-clickable .dz-message, .dropzone.dz-clickable .dz-message * {
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cursor: pointer; }
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.dropzone.dz-started .dz-message {
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display: none; }
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.dropzone.dz-drag-hover {
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border-style: solid; }
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.dropzone.dz-drag-hover .dz-message {
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opacity: 0.5; }
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.dropzone .dz-message {
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text-align: center;
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margin: 2em 0; }
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.dropzone .dz-preview {
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position: relative;
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display: inline-block;
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vertical-align: top;
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margin: 16px;
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min-height: 100px; }
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.dropzone .dz-preview:hover {
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z-index: 1000; }
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.dropzone .dz-preview:hover .dz-details {
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opacity: 1; }
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.dropzone .dz-preview.dz-file-preview .dz-image {
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border-radius: 20px;
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background: #999;
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background: linear-gradient(to bottom, #eee, #ddd); }
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.dropzone .dz-preview.dz-file-preview .dz-details {
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opacity: 1; }
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.dropzone .dz-preview.dz-image-preview {
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background: white; }
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.dropzone .dz-preview.dz-image-preview .dz-details {
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-webkit-transition: opacity 0.2s linear;
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-moz-transition: opacity 0.2s linear;
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-ms-transition: opacity 0.2s linear;
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-o-transition: opacity 0.2s linear;
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transition: opacity 0.2s linear; }
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.dropzone .dz-preview .dz-remove {
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font-size: 14px;
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text-align: center;
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display: block;
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cursor: pointer;
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border: none; }
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.dropzone .dz-preview .dz-remove:hover {
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text-decoration: underline; }
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.dropzone .dz-preview:hover .dz-details {
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opacity: 1; }
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.dropzone .dz-preview .dz-details {
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z-index: 20;
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position: absolute;
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top: 0;
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left: 0;
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opacity: 0;
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font-size: 13px;
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min-width: 100%;
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max-width: 100%;
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padding: 2em 1em;
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text-align: center;
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color: rgba(0, 0, 0, 0.9);
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line-height: 150%; }
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.dropzone .dz-preview .dz-details .dz-size {
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margin-bottom: 1em;
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font-size: 16px; }
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.dropzone .dz-preview .dz-details .dz-filename {
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white-space: nowrap; }
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.dropzone .dz-preview .dz-details .dz-filename:hover span {
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border: 1px solid rgba(200, 200, 200, 0.8);
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background-color: rgba(255, 255, 255, 0.8); }
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.dropzone .dz-preview .dz-details .dz-filename:not(:hover) {
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overflow: hidden;
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text-overflow: ellipsis; }
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.dropzone .dz-preview .dz-details .dz-filename:not(:hover) span {
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border: 1px solid transparent; }
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.dropzone .dz-preview .dz-details .dz-filename span, .dropzone .dz-preview .dz-details .dz-size span {
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background-color: rgba(255, 255, 255, 0.4);
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padding: 0 0.4em;
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border-radius: 3px; }
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.dropzone .dz-preview:hover .dz-image img {
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-webkit-transform: scale(1.05, 1.05);
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-moz-transform: scale(1.05, 1.05);
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-ms-transform: scale(1.05, 1.05);
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-o-transform: scale(1.05, 1.05);
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transform: scale(1.05, 1.05);
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-webkit-filter: blur(8px);
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||||
filter: blur(8px); }
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||||
.dropzone .dz-preview .dz-image {
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border-radius: 20px;
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||||
overflow: hidden;
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||||
width: 120px;
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||||
height: 120px;
|
||||
position: relative;
|
||||
display: block;
|
||||
z-index: 10; }
|
||||
.dropzone .dz-preview .dz-image img {
|
||||
display: block; }
|
||||
.dropzone .dz-preview.dz-success .dz-success-mark {
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-webkit-animation: passing-through 3s cubic-bezier(0.77, 0, 0.175, 1);
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-moz-animation: passing-through 3s cubic-bezier(0.77, 0, 0.175, 1);
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-ms-animation: passing-through 3s cubic-bezier(0.77, 0, 0.175, 1);
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-o-animation: passing-through 3s cubic-bezier(0.77, 0, 0.175, 1);
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animation: passing-through 3s cubic-bezier(0.77, 0, 0.175, 1); }
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.dropzone .dz-preview.dz-error .dz-error-mark {
|
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opacity: 1;
|
||||
-webkit-animation: slide-in 3s cubic-bezier(0.77, 0, 0.175, 1);
|
||||
-moz-animation: slide-in 3s cubic-bezier(0.77, 0, 0.175, 1);
|
||||
-ms-animation: slide-in 3s cubic-bezier(0.77, 0, 0.175, 1);
|
||||
-o-animation: slide-in 3s cubic-bezier(0.77, 0, 0.175, 1);
|
||||
animation: slide-in 3s cubic-bezier(0.77, 0, 0.175, 1); }
|
||||
.dropzone .dz-preview .dz-success-mark, .dropzone .dz-preview .dz-error-mark {
|
||||
pointer-events: none;
|
||||
opacity: 0;
|
||||
z-index: 500;
|
||||
position: absolute;
|
||||
display: block;
|
||||
top: 50%;
|
||||
left: 50%;
|
||||
margin-left: -27px;
|
||||
margin-top: -27px; }
|
||||
.dropzone .dz-preview .dz-success-mark svg, .dropzone .dz-preview .dz-error-mark svg {
|
||||
display: block;
|
||||
width: 54px;
|
||||
height: 54px; }
|
||||
.dropzone .dz-preview.dz-processing .dz-progress {
|
||||
opacity: 1;
|
||||
-webkit-transition: all 0.2s linear;
|
||||
-moz-transition: all 0.2s linear;
|
||||
-ms-transition: all 0.2s linear;
|
||||
-o-transition: all 0.2s linear;
|
||||
transition: all 0.2s linear; }
|
||||
.dropzone .dz-preview.dz-complete .dz-progress {
|
||||
opacity: 0;
|
||||
-webkit-transition: opacity 0.4s ease-in;
|
||||
-moz-transition: opacity 0.4s ease-in;
|
||||
-ms-transition: opacity 0.4s ease-in;
|
||||
-o-transition: opacity 0.4s ease-in;
|
||||
transition: opacity 0.4s ease-in; }
|
||||
.dropzone .dz-preview:not(.dz-processing) .dz-progress {
|
||||
-webkit-animation: pulse 6s ease infinite;
|
||||
-moz-animation: pulse 6s ease infinite;
|
||||
-ms-animation: pulse 6s ease infinite;
|
||||
-o-animation: pulse 6s ease infinite;
|
||||
animation: pulse 6s ease infinite; }
|
||||
.dropzone .dz-preview .dz-progress {
|
||||
opacity: 1;
|
||||
z-index: 1000;
|
||||
pointer-events: none;
|
||||
position: absolute;
|
||||
height: 16px;
|
||||
left: 50%;
|
||||
top: 50%;
|
||||
margin-top: -8px;
|
||||
width: 80px;
|
||||
margin-left: -40px;
|
||||
background: rgba(255, 255, 255, 0.9);
|
||||
-webkit-transform: scale(1);
|
||||
border-radius: 8px;
|
||||
overflow: hidden; }
|
||||
.dropzone .dz-preview .dz-progress .dz-upload {
|
||||
background: #333;
|
||||
background: linear-gradient(to bottom, #666, #444);
|
||||
position: absolute;
|
||||
top: 0;
|
||||
left: 0;
|
||||
bottom: 0;
|
||||
width: 0;
|
||||
-webkit-transition: width 300ms ease-in-out;
|
||||
-moz-transition: width 300ms ease-in-out;
|
||||
-ms-transition: width 300ms ease-in-out;
|
||||
-o-transition: width 300ms ease-in-out;
|
||||
transition: width 300ms ease-in-out; }
|
||||
.dropzone .dz-preview.dz-error .dz-error-message {
|
||||
display: block; }
|
||||
.dropzone .dz-preview.dz-error:hover .dz-error-message {
|
||||
opacity: 1;
|
||||
pointer-events: auto; }
|
||||
.dropzone .dz-preview .dz-error-message {
|
||||
pointer-events: none;
|
||||
z-index: 1000;
|
||||
position: absolute;
|
||||
display: block;
|
||||
display: none;
|
||||
opacity: 0;
|
||||
-webkit-transition: opacity 0.3s ease;
|
||||
-moz-transition: opacity 0.3s ease;
|
||||
-ms-transition: opacity 0.3s ease;
|
||||
-o-transition: opacity 0.3s ease;
|
||||
transition: opacity 0.3s ease;
|
||||
border-radius: 8px;
|
||||
font-size: 13px;
|
||||
top: 130px;
|
||||
left: -10px;
|
||||
width: 140px;
|
||||
background: #be2626;
|
||||
background: linear-gradient(to bottom, #be2626, #a92222);
|
||||
padding: 0.5em 1.2em;
|
||||
color: white; }
|
||||
.dropzone .dz-preview .dz-error-message:after {
|
||||
content: '';
|
||||
position: absolute;
|
||||
top: -6px;
|
||||
left: 64px;
|
||||
width: 0;
|
||||
height: 0;
|
||||
border-left: 6px solid transparent;
|
||||
border-right: 6px solid transparent;
|
||||
border-bottom: 6px solid #be2626; }
|
@ -353,3 +353,36 @@ $(window).load(function() {
|
||||
event.target.classList.add('deleting');
|
||||
});
|
||||
});
|
||||
|
||||
// TODO: Avoid uploading the same thing twice (check if it's already present while allowing failed uploads to be overwritten?)
|
||||
function onUploadFinished(file) {
|
||||
this.removeFile(file);
|
||||
var cursorPos = $('#userInput').prop('selectionStart');
|
||||
var cursorEnd = $('#userInput').prop('selectionEnd');
|
||||
var v = $('#userInput').val();
|
||||
var textBefore = v.substring(0, cursorPos);
|
||||
var textAfter = v.substring(cursorPos, v.length);
|
||||
var message = 'uploaded file';
|
||||
if (cursorEnd > cursorPos) {
|
||||
message = v.substring(cursorPos, cursorEnd);
|
||||
textAfter = v.substring(cursorEnd, v.length);
|
||||
}
|
||||
var prefix = '';
|
||||
if (file.type.startsWith("image")) {
|
||||
prefix = '!';
|
||||
}
|
||||
var extraText = prefix+'['+message+'](' +
|
||||
file.xhr.getResponseHeader("Location") +
|
||||
')';
|
||||
|
||||
$('#userInput').val(
|
||||
textBefore +
|
||||
extraText +
|
||||
textAfter
|
||||
);
|
||||
|
||||
// Select the newly-inserted link
|
||||
$('#userInput').prop('selectionStart', cursorPos);
|
||||
$('#userInput').prop('selectionEnd', cursorPos + extraText.length);
|
||||
$('#userInput').trigger('keyup'); // trigger a save
|
||||
}
|
||||
|
3504
static/js/dropzone.js
Normal file
3504
static/js/dropzone.js
Normal file
File diff suppressed because it is too large
Load Diff
@ -24,6 +24,7 @@
|
||||
{{ if and .CustomCSS .ReadPage }}
|
||||
<link rel="stylesheet" type="text/css" href="/static/css/custom.css">
|
||||
{{ else }}
|
||||
<link rel="stylesheet" href="/static/css/dropzone.css">
|
||||
<link rel="stylesheet" type="text/css" href="/static/css/github-markdown.css">
|
||||
<link rel="stylesheet" type="text/css" href="/static/css/menus-min.css">
|
||||
<link rel="stylesheet" type="text/css" href="/static/css/base-min.css">
|
||||
@ -32,6 +33,7 @@
|
||||
<script type="text/javascript" src="/static/js/jquery-1.8.3.js"></script>
|
||||
<script src="/static/js/highlight.min.js"></script>
|
||||
<script type="text/javascript" src="/static/js/highlight.pack.js"></script>
|
||||
<script src="/static/js/dropzone.js"></script>
|
||||
{{ end }}
|
||||
|
||||
<title>{{ .Page }}</title>
|
||||
@ -130,12 +132,32 @@
|
||||
|
||||
<div id="wrap">
|
||||
{{ if .EditPage }}
|
||||
|
||||
<div id="pad">
|
||||
<textarea
|
||||
autofocus
|
||||
placeholder="Use markdown to write your note! New: you can publish your note when you are done ({{ .Page }} -> Publish)."
|
||||
id="userInput"
|
||||
>{{ .RawPage }}</textarea>
|
||||
|
||||
<script>
|
||||
Dropzone.options.userInputForm = {
|
||||
clickable: false,
|
||||
maxFilesize: {{ if .MaxUploadMB }} {{.MaxUploadMB}} {{ else }} 10 {{end }}, // MB
|
||||
init: function initDropzone() {
|
||||
this.on("complete", onUploadFinished);
|
||||
}
|
||||
};
|
||||
</script>
|
||||
|
||||
<form
|
||||
id="userInputForm"
|
||||
action="/uploads"
|
||||
{{ if .AllowFileUploads }}
|
||||
class="dropzone"
|
||||
{{ end }}
|
||||
>
|
||||
<textarea
|
||||
autofocus
|
||||
placeholder="Use markdown to write your note! New: you can publish your note when you are done ({{ .Page }} -> Publish)."
|
||||
id="userInput"
|
||||
>{{ .RawPage }}</textarea>
|
||||
</form>
|
||||
</div>
|
||||
{{ end }}
|
||||
|
||||
|
7
utils.go
7
utils.go
@ -196,8 +196,13 @@ func MarkdownToHtml(s string) string {
|
||||
func GithubMarkdownToHTML(s string) string {
|
||||
return string(github_flavored_markdown.Markdown([]byte(s)))
|
||||
}
|
||||
|
||||
func encodeToBase32(s string) string {
|
||||
return base32.StdEncoding.EncodeToString([]byte(s))
|
||||
return encodeBytesToBase32([]byte(s))
|
||||
}
|
||||
|
||||
func encodeBytesToBase32(s []byte) string {
|
||||
return base32.StdEncoding.EncodeToString(s)
|
||||
}
|
||||
|
||||
func decodeFromBase32(s string) (s2 string, err error) {
|
||||
|
Loading…
Reference in New Issue
Block a user