101 lines
2.2 KiB
Go
101 lines
2.2 KiB
Go
package main
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import (
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"fmt"
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"net/http"
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"strconv"
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"strings"
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"time"
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)
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func isMethodAllowed(response *http.ResponseWriter, request *http.Request) bool {
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if request.Method != http.MethodPost {
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http.Error(*response, "POST only", http.StatusMethodNotAllowed)
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return false
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}
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return true
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}
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func parseRgb(str string) ([3]uint8, error) {
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parts := strings.SplitN(str, ",", 4)
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if len(parts) != 3 {
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return [3]uint8{}, fmt.Errorf("invalid rgb")
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}
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var rgb [3]uint8
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for i, p := range parts {
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n, err := strconv.ParseUint(strings.TrimSpace(p), 10, 8)
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if err != nil {
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return [3]uint8{}, fmt.Errorf("invalid component %d: %w", i, err)
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}
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rgb[i] = uint8(n)
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}
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return rgb, nil
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}
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func HttpHandleNewUser(response http.ResponseWriter, request *http.Request) {
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if !isMethodAllowed(&response, request) {
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return
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}
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ctx := request.Context()
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username := request.FormValue("username")
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if len(username) < 4 {
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http.Error(response, "no or short username", http.StatusBadRequest)
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return
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}
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password := request.FormValue("password")
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if len(password) < 8 {
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http.Error(response, "no or short password", http.StatusBadRequest)
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return
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}
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color, err := parseRgb(request.FormValue("color"))
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if err != nil {
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http.Error(response, "bad color", http.StatusBadRequest)
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}
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hashedPassword, err := PasswordHash(password)
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if err != nil {
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http.Error(response, "internal server error", http.StatusInternalServerError)
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return
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}
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newClient := &Client{
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Name: username,
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PasswordHash: hashedPassword,
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Color: color,
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CreatedAt: time.Now(),
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}
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err = DbSaveClientWithoutGroups(ctx, newClient)
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if err != nil {
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http.Error(response, "name taken", http.StatusInternalServerError)
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return
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}
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}
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func HttpHandleLogin(response http.ResponseWriter, request *http.Request) {
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if !isMethodAllowed(&response, request) {
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return
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}
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ctx := request.Context()
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username := request.FormValue("username")
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if len(username) < 4 {
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http.Error(response, "no or short username", http.StatusBadRequest)
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return
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}
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password := request.FormValue("password")
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if len(password) < 8 {
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http.Error(response, "no or short password", http.StatusBadRequest)
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return
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}
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_, err := CacheGetClientById()
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}
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