Improve log a bit

README.md

@@ -1,7 +1,8 @@
 # 🌺 Hibiscus.txt
 
-Simple plaintext journaling server. One file a day.
+Simple plaintext diary.
 
 ## Features:
 * Lack of features. No, really.
 * Does one thing and does it... decently?
+* Intention to eventually go dependency-less. Sorry chi, I still like you!

files.go

@@ -11,15 +11,15 @@ import (
 	"strings"
 )
 
-var DEFAULT_EXTENSION = "txt"
-
 func GetFile(filename string, w http.ResponseWriter, r *http.Request) {
-	if _, err := os.Stat("data/" + filename + ".txt"); errors.Is(err, os.ErrNotExist) {
+	path := "data/" + filepath.Base(filename) + ".txt" // This should *theoretically* sanitize the string
+
+	if _, err := os.Stat(path); errors.Is(err, os.ErrNotExist) {
 		NotFound(w, r)
 		return
 	}
 
-	fileContents, err := os.ReadFile("data/" + filename + ".txt")
+	fileContents, err := os.ReadFile(path)
 	if err != nil {
 		http.Error(w, "error reading file", http.StatusInternalServerError)
 		return
@@ -58,7 +58,7 @@ func PostFile(filename string, w http.ResponseWriter, r *http.Request) {
 	w.WriteHeader(http.StatusOK)
 }
 
-// ListFiles returns JSON of filenames in a directory without extensions or path
+// ListFiles returns JSON list of filenames in a directory without extensions or path
 func ListFiles(directory string, w http.ResponseWriter, r *http.Request) {
 	filenames, err := filepath.Glob("data/" + directory + "/*.txt")
 	if err != nil {

log.go

@@ -5,10 +5,12 @@ import (
 	"io"
 	"net/http"
 	"os"
+	"strings"
 	"time"
 )
 
-func AppendLog(input string) error {
+// AppendLog adds the input string to the end of the log file with a timestamp
+func appendLog(input string) error {
 	t := time.Now().Format("02-01-2006 15:04") // dd-mm-yyyy HH:MM
 
 	f, err := os.OpenFile("./data/log.txt", os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
@@ -17,6 +19,7 @@ func AppendLog(input string) error {
 		return err
 	}
 
+	input = strings.Replace(input, "\n", "", -1) // Remove newlines to maintain structure
 	if _, err := f.Write([]byte(t + " | " + input + "\n")); err != nil {
 		fmt.Println("Error appending to the file")
 		return err
@@ -35,7 +38,7 @@ func PostLog(w http.ResponseWriter, r *http.Request) {
 		w.Write([]byte("error reading body"))
 		return
 	}
-	err = AppendLog(string(body))
+	err = appendLog(string(body))
 	if err != nil {
 		w.WriteHeader(http.StatusInternalServerError)
 		w.Write([]byte("error appending to log"))

log_curl.sh

@@ -1 +1 @@
-curl -XPOST -d 'need to \n remove newlines \n' -u 'test:pass' 'localhost:7101/log'
+curl -XPOST -d "test" -eu 'test:pass' 'localhost:7101/api/log'