Added restoration routes

Former-commit-id: 822e9b62b8c72965c0733f8d2b035291ab4d8613 [formerly cf916cceb9a12def41c854a0b1430ffbf25ef4ca] [formerly f2bf6102389e65d58b6cb6b7c57516d794bb5658 [formerly 796e92eed1]]
Former-commit-id: 94e2f000d63311cc44d8300f0c931edc01b5ed43 [formerly 71b130845411a9462beee94bcae12ff890d3be96]
Former-commit-id: f99a1f31fa2153a8d0e2c09e8a96562bce107544

main.go

@@ -1,11 +1,14 @@
 package main
 
 import (
+	"bytes"
 	"flag"
 	"fmt"
+	"io"
 	"io/ioutil"
 	"os"
 	"path"
+	"path/filepath"
 
 	"github.com/boltdb/bolt"
 	"github.com/gin-gonic/gin"
@@ -32,6 +35,8 @@ var RuntimeArgs struct {
 	AdminKey         string
 	Socket           string
 	ForceWss         bool
+	DumpDataset      string
+	RestoreDataset   string
 }
 var VersionNum string
 
@@ -51,7 +56,8 @@ func main() {
 	flag.StringVar(&RuntimeArgs.ServerKey, "key", "", "location of SSL key")
 	flag.StringVar(&RuntimeArgs.WikiName, "w", "cowyo", "custom name for wiki")
 	flag.BoolVar(&RuntimeArgs.ForceWss, "e", false, "force encrypted sockets (use if using Caddy auto HTTPS)")
-	dumpDataset := flag.Bool("dump", false, "flag to dump all data to 'dump' directory")
+	flag.StringVar(&RuntimeArgs.DumpDataset, "dump", "", "directory to dump all data to")
+	flag.StringVar(&RuntimeArgs.RestoreDataset, "restore", "", "directory to restore all data from")
 	flag.CommandLine.Usage = func() {
 		fmt.Println(`cowyo (version ` + VersionNum + `)
 
@@ -70,9 +76,9 @@ Options:`)
 	}
 	flag.Parse()
 
-	if *dumpDataset {
-		fmt.Println("Dumping data to 'dump' folder...")
-		dumpEverything()
+	if len(RuntimeArgs.DumpDataset) > 0 {
+		fmt.Println("Dumping data to '" + RuntimeArgs.DumpDataset + "' folder...")
+		dumpEverything(RuntimeArgs.DumpDataset)
 		os.Exit(1)
 	}
 
@@ -105,6 +111,11 @@ Options:`)
 	p := WikiData{"help", "", []string{}, []string{}, false, "zzz"}
 	p.save(string(aboutFile))
 
+	if len(RuntimeArgs.RestoreDataset) > 0 {
+		fmt.Println("Restoring data from '" + RuntimeArgs.RestoreDataset + "' folder...")
+		filepath.Walk(RuntimeArgs.RestoreDataset, restoreFile)
+		os.Exit(1)
+	}
 	// var q WikiData
 	// q.load("about")
 	// fmt.Println(getImportantVersions(q))
@@ -139,3 +150,16 @@ Options:`)
 		r.Run(RuntimeArgs.Port)
 	}
 }
+
+func restoreFile(path string, f os.FileInfo, err error) error {
+	fName := filepath.Base(path)
+	buf := bytes.NewBuffer(nil)
+	fOpen, _ := os.Open(path) // Error handling elided for brevity.
+	io.Copy(buf, fOpen)       // Error handling elided for brevity.
+	fOpen.Close()
+	s := string(buf.Bytes())
+	fmt.Println(fName)
+	p := WikiData{fName, "", []string{}, []string{}, false, ""}
+	p.save(s)
+	return nil
+}

routes.go

@@ -578,10 +578,10 @@ func listEverything() string {
 	return everything
 }
 
-func dumpEverything() {
+func dumpEverything(folderpath string) {
 	Open(RuntimeArgs.DatabaseLocation)
 	defer Close()
-	err := os.MkdirAll("dump", 0777)
+	err := os.MkdirAll(folderpath, 0777)
 	if err != nil {
 		fmt.Println("Already exists")
 	}
@@ -593,7 +593,7 @@ func dumpEverything() {
 			var p WikiData
 			p.load(string(k))
 			fmt.Println(string(k), len(p.CurrentText))
-			ioutil.WriteFile(path.Join("dump", string(k)+".md"), []byte(p.CurrentText), 0644)
+			ioutil.WriteFile(path.Join(folderpath, string(k)), []byte(p.CurrentText), 0644)
 		}
 		return nil
 	})