Revert "Fix some errors in Readme.md and some performance optimization (#646)"

This reverts commit db3f86235f.

README.md

@@ -24,7 +24,7 @@ $ curl -v --upload-file ./hello.txt https://transfer.sh/hello.txt
 ### Encrypt & Upload:
 ```bash
 $ gpg --armor --symmetric --output - /tmp/hello.txt | curl --upload-file - https://transfer.sh/test.txt
-```
+````
 
 ### Download & Decrypt:
 ```bash
@@ -56,13 +56,13 @@ $ curl --upload-file ./hello.txt https://transfer.sh/hello.txt -H "Max-Days: 1"
 ### X-Encrypt-Password
 #### Beware, use this feature only on your self-hosted server: trusting a third-party service for server side encryption is at your own risk
 ```bash
-$ curl --upload-file ./hello.txt https://your-transfersh-instance.tld/hello.txt -H "X-Encrypt-Password: test" # Encrypt the content server side with AES256 using "test" as password
+$ curl --upload-file ./hello.txt https://your-transfersh-instance.tld/hello.txt -H "X-Encrypt-Password: test" # Encrypt the content sever side with AES265 using "test" as password
 ```
 
 ### X-Decrypt-Password
 #### Beware, use this feature only on your self-hosted server: trusting a third-party service for server side encryption is at your own risk
 ```bash
-$ curl https://your-transfersh-instance.tld/BAYh0/hello.txt -H "X-Decrypt-Password: test" # Decrypt the content server side with AES256 using "test" as password
+$ curl https://your-transfersh-instance.tld/BAYh0/hello.txt -H "X-Decrypt-Password: test" # Decrypt the content sever side with AES265 using "test" as password
 ```
 
 ## Response Headers
@@ -128,7 +128,7 @@ basedir | path storage for local/gdrive provider
 gdrive-client-json-filepath | path to oauth client json config for gdrive provider                                        |                              | GDRIVE_CLIENT_JSON_FILEPATH |
 gdrive-local-config-path | path to store local transfer.sh config cache for gdrive provider                            |                              | GDRIVE_LOCAL_CONFIG_PATH    |
 gdrive-chunk-size | chunk size for gdrive upload in megabytes, must be lower than available memory (8 MB)       |                              | GDRIVE_CHUNK_SIZE           |
-lets-encrypt-hosts | hosts to use for lets encrypt certificates (comma separated)                                |                              | HOSTS                       |
+lets-encrypt-hosts | hosts to use for lets encrypt certificates (comma seperated)                                |                              | HOSTS                       |
 log | path to log file                                                                            |                              | LOG                         |
 cors-domains | comma separated list of domains for CORS, setting it enable CORS                            |                              | CORS_DOMAINS                |
 clamav-host | host for clamav feature                                                                     |                              | CLAMAV_HOST                 |

server/server.go

@@ -144,7 +144,7 @@ func ProfileListener(s string) OptionFn {
 func WebPath(s string) OptionFn {
 	return func(srvr *Server) {
 		if s[len(s)-1:] != "/" {
-			s = filepath.Join(s, "")
+			s = s + string(filepath.Separator)
 		}
 
 		srvr.webPath = s
@@ -155,7 +155,7 @@ func WebPath(s string) OptionFn {
 func ProxyPath(s string) OptionFn {
 	return func(srvr *Server) {
 		if s[len(s)-1:] != "/" {
-			s = filepath.Join(s, "")
+			s = s + string(filepath.Separator)
 		}
 
 		srvr.proxyPath = s
@@ -173,7 +173,7 @@ func ProxyPort(s string) OptionFn {
 func TempPath(s string) OptionFn {
 	return func(srvr *Server) {
 		if s[len(s)-1:] != "/" {
-			s = filepath.Join(s, "")
+			s = s + string(filepath.Separator)
 		}
 
 		srvr.tempPath = s
@@ -436,8 +436,8 @@ func (s *Server) Run() {
 
 		fs = http.Dir(s.webPath)
 
-		htmlTemplates, _ = htmlTemplates.ParseGlob(filepath.Join(s.webPath, "*.html"))
-		textTemplates, _ = textTemplates.ParseGlob(filepath.Join(s.webPath, "*.txt"))
+		htmlTemplates, _ = htmlTemplates.ParseGlob(s.webPath + "*.html")
+		textTemplates, _ = textTemplates.ParseGlob(s.webPath + "*.txt")
 	} else {
 		fs = &assetfs.AssetFS{
 			Asset:    web.Asset,

server/token.go

@@ -24,10 +24,6 @@ THE SOFTWARE.
 
 package server
 
-import (
-	"strings"
-)
-
 const (
 	// SYMBOLS characters used for short-urls
 	SYMBOLS = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
@@ -35,13 +31,11 @@ const (
 
 // generate a token
 func token(length int) string {
-	var builder strings.Builder
-	builder.Grow(length)
-	
+	result := ""
 	for i := 0; i < length; i++ {
 		x := theRand.Intn(len(SYMBOLS) - 1)
-		builder.WriteByte(SYMBOLS[x])
+		result = string(SYMBOLS[x]) + result
 	}
 
-	return builder.String()
+	return result
 }