1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
|
package guestbook
import (
"log"
"net/http"
"strings"
"git.hatecomputers.club/hatecomputers/hatecomputers.club/api/types"
"git.hatecomputers.club/hatecomputers/hatecomputers.club/database"
"git.hatecomputers.club/hatecomputers/hatecomputers.club/utils"
)
func SignGuestbookContinuation(context *types.RequestContext, req *http.Request, resp http.ResponseWriter) types.ContinuationChain {
return func(success types.Continuation, failure types.Continuation) types.ContinuationChain {
name := req.FormValue("name")
message := req.FormValue("message")
formErrors := types.BannerMessages{
Messages: []string{},
}
entry := &database.GuestbookEntry{
ID: utils.RandomId(),
Name: name,
Message: message,
}
formErrors.Messages = append(formErrors.Messages, validateGuestbookEntry(entry)...)
if len(formErrors.Messages) == 0 {
_, err := database.SaveGuestbookEntry(context.DBConn, entry)
if err != nil {
log.Println(err)
formErrors.Messages = append(formErrors.Messages, "failed to save entry")
}
}
if len(formErrors.Messages) > 0 {
(*context.TemplateData)["Error"] = formErrors
(*context.TemplateData)["EntryForm"] = entry
resp.WriteHeader(http.StatusBadRequest)
return failure(context, req, resp)
}
formSuccess := types.BannerMessages{
Messages: []string{"entry added."},
}
(*context.TemplateData)["Success"] = formSuccess
return success(context, req, resp)
}
}
func ListGuestbookContinuation(context *types.RequestContext, req *http.Request, resp http.ResponseWriter) types.ContinuationChain {
return func(success types.Continuation, failure types.Continuation) types.ContinuationChain {
entries, err := database.GetGuestbookEntries(context.DBConn)
if err != nil {
log.Println(err)
resp.WriteHeader(http.StatusInternalServerError)
return failure(context, req, resp)
}
(*context.TemplateData)["GuestbookEntries"] = entries
return success(context, req, resp)
}
}
func validateGuestbookEntry(entry *database.GuestbookEntry) []string {
errors := []string{}
if entry.Name == "" {
errors = append(errors, "name is required")
}
if entry.Message == "" {
errors = append(errors, "message is required")
}
messageLength := len(entry.Message)
if messageLength > 500 {
errors = append(errors, "message cannot be longer than 500 characters")
}
newLines := strings.Count(entry.Message, "\n")
if newLines > 10 {
errors = append(errors, "message cannot contain more than 10 new lines")
}
return errors
}
|
