forked from krakowski/ilias
/
auth_login.go
72 lines (57 loc) · 1.37 KB
/
auth_login.go
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package ilias
import (
"net/http"
"net/url"
"github.com/PuerkitoBio/goquery"
)
const (
loginPath string = "ilias.php?lang=de&client_id=UniRZ&cmd=post&cmdClass=ilstartupgui&cmdNode=11g&baseClass=ilStartUpGUI&rtoken="
)
func (auth *AuthService) Login(username string, password string) (*User, error) {
request, err := auth.client.NewRequest(http.MethodPost, loginPath, url.Values{
"username": { username },
"password": { password },
"cmd[doStandardAuthentication]": { "Anmelden" },
})
if err != nil {
return nil, err
}
resp, err := auth.client.client.Do(request)
if err != nil {
return nil, err
}
defer resp.Body.Close()
doc, err := goquery.NewDocumentFromReader(resp.Body)
if err != nil {
return nil, err
}
if containsDangerAlert(doc) {
return nil, ErrCredentials
}
token, err := findToken(doc)
if err != nil {
return nil, err
}
return &User{
Username: username,
Token: token,
}, nil
}
func findToken(doc *goquery.Document) (string, error) {
action, exists := doc.Find("#mm_search_form").Eq(0).Attr("action")
if !exists {
return "", ErrToken
}
values, err := url.ParseQuery(action)
if err != nil {
return "", nil
}
return values.Get("rtoken"), nil
}
func findFullName(doc *goquery.Document) (string, error) {
title, exists := doc.Find("#userlog img").Eq(0).Attr("alt")
if !exists {
return "", ErrFullName
}
return title, nil
}