add git

internal/git/git.go

@@ -0,0 +1,55 @@
+package git
+
+import (
+	"bytes"
+	"encoding/json"
+	"net/http"
+	"os/exec"
+	"strings"
+
+	"github.com/hacdias/caddy-filemanager/internal/config"
+	"github.com/hacdias/caddy-filemanager/internal/page"
+)
+
+// Handle handles the POST method on GIT page which is only an API.
+func Handle(w http.ResponseWriter, r *http.Request, c *config.Config) (int, error) {
+	// Check if git is installed on the computer
+	if _, err := exec.LookPath("git"); err != nil {
+		return http.StatusNotImplemented, nil
+	}
+
+	// Get the JSON information sent using a buffer
+	buff := new(bytes.Buffer)
+	buff.ReadFrom(r.Body)
+
+	// Creates the raw file "map" using the JSON
+	var info map[string]interface{}
+	json.Unmarshal(buff.Bytes(), &info)
+
+	// Check if command was sent
+	if _, ok := info["command"]; !ok {
+		return http.StatusBadRequest, nil
+	}
+
+	command := info["command"].(string)
+	args := strings.Split(command, " ")
+
+	if len(args) > 0 && args[0] == "git" {
+		args = append(args[:0], args[1:]...)
+	}
+
+	if len(args) == 0 {
+		return http.StatusBadRequest, nil
+	}
+
+	cmd := exec.Command("git", args...)
+	cmd.Dir = c.PathScope
+	output, err := cmd.CombinedOutput()
+
+	if err != nil {
+		return http.StatusInternalServerError, err
+	}
+
+	page := &page.Page{Info: &page.Info{Data: string(output)}}
+	return page.PrintAsJSON(w)
+}