int main()
{
{ // Using archive directly
std::string buffer;
{
person john;
init_person(john);
cppcms::archive a;
john.save(a);
buffer = a.str();
}
{
person john;
cppcms::archive a;
a.str(buffer);
john.load(a);
std::cout << john.name << " " << john.children.front().name << " " << john.friends.front() << std::endl;
}
}
{ // Generic way
std::string buffer;
{
person john;
init_person(john);
cppcms::serialization_traits<person>::save(john,buffer);
}
{
person john;
cppcms::serialization_traits<person>::load(buffer,john);
std::cout << john.name << " " << john.children.front().name << " " << john.friends.front() << std::endl;
}
}
return 0;
}
void main(std::string /*url*/)
{
{
person me;
if(session().is_set("me")) {
session().fetch_data("me",me);
me.salary += 1;
session().store_data("me",me);
}
}
{
person john;
if(!cache().fetch_data("john",john)) {
init_person(john);
cache().store_data("john",john);
}
}
}
/**
Benutzer anmelden (Passwort Überprüfen)
*/
int main(int argc, char ** argv)
{
cgi datCGI;
init_CGI(&datCGI);
person login_person;
init_person(&login_person);
//fprintf(stderr, "Hallo vor Post\n");
get_CGI_data(&datCGI);
if(datCGI.request_method != POST) {
print_exit_failure("Use POST!");
}
//fprintf(stderr, "POST_DATA: %s", datCGI.POST_data);
//Aus POST_data den String zwischen <AttributName>= und '&' ausschneiden
extract_POST_data(&datCGI, "email", &login_person.email);
remove_newline(login_person.email);
extract_POST_data(&datCGI, "pass", &login_person.password);
remove_newline(login_person.password);
if(login_person.email == NULL) {
httpSetCookie("EMAIL", "NULL");
httpSetCookie("SID", "0");
httpCacheControl("no-cache");
char * redirectString=NULL;
asprintf(&redirectString, "https://%s/incorrect_password.html", datCGI.http_host);
httpRedirect(redirectString);
}
//fprintf(stderr, "POST_DATA: %s", datCGI.POST_data);
//TODO: Verhindern, dass sich ein anderer Nutzer vom selben Rechner aus einloggt wenn der erste noch nicht abgemeldet ist
//(zweimaliges Anmelden verhindern)
//Das ist sehr unwahrscheinlich
/*
if(datCGI.http_cookies != NULL){
person already_logged_in_person;
init_person(&already_logged_in_person);
char * cook_sid=NULL;
if(extract_COOKIE_data(&datCGI, "EMAIL", &already_logged_in_person.email) == 0 && extract_COOKIE_data(&datCGI, "SID", &cook_sid) == 0){
//print_exit_failure("Hier ist schon jemand eingeloggt");
already_logged_in_person.sid=atoi(cook_sid);
if(get_person_by_sid(&already_logged_in_person)){
print_exit_failure("Hier ist schon jemand eingeloggt");
}
}
}*/
UserState user_state=verify_user(&login_person);
//Zwei cookies setzen
if(user_state == PW_CORRECT || user_state == PW_CORRECT_ALREADY_LOGGED_IN) {
httpSetCookie("EMAIL", login_person.email);
char * sid_string;
asprintf(&sid_string, "%d", login_person.sid);
httpSetCookie("SID", sid_string);
httpCacheControl("no-store, no-cache, must-revalidate, max-age=0");
char * redirectString=NULL;
asprintf(&redirectString, "https://%s/cgi-bin/all_messages.cgi", datCGI.http_host);
httpRedirect(redirectString);
}
if(user_state == PW_INCORRECT) {
httpSetCookie("EMAIL", "NULL");
httpSetCookie("SID", "0");
httpCacheControl("no-store, no-cache, must-revalidate, max-age=0");
char * redirectString=NULL;
asprintf(&redirectString, "https://%s/incorrect_password.html", datCGI.http_host);
httpRedirect(redirectString);
}
/*
httpHeader(HTML);
printf("<!DOCTYPE html><head>\
<title>InfoWall -- Anmeldung</title>\
<meta http-equiv=\"content-type\" content=\"text/html;charset=utf-8\" />\
<meta name=\"viewport\" content=\"width=device-width\">\
</head>\
<body>");
printf("%s\n", datCGI.POST_data);
puts("<h1>Erhaltene Daten:</h1>\n");
printf("<br>CONTENT_LENGTH: %d -- REQUEST_METHOD: %s\n", datCGI.content_length, datCGI.request_method);
printf("<br>Name: %s\nPassword: %s\n", login_person.email, login_person.password);
printf("<br>Post Data: %s\n", datCGI.POST_data);
puts("<br>\n\n\n\n");
if(login_person.auth && user_state==0){
puts("<h2>Personendaten:</h2>\n");
printf("<br>User ID: %d\n", login_person.id);
printf("<br>Vorname: %s\n", login_person.first_name);
printf("<br>Nachname: %s\n", login_person.name);
printf("<br>Email: %s\n", login_person.email);
printf("<br>Passwort: %s (richtig)\n", login_person.password);
printf("<br>Faecher: %s\n", login_person.courses);
if(login_person.isTeacher)printf("<br>Kuerzel: %s\n", login_person.acronym);
printf("<br>SID: %d\n", login_person.sid);
puts("<a href=\"/cgi-bin/logout.cgi\" style=\"color: green;\">LOGOUT</a>\
<br><a href=\"/cgi-bin/all_messages.cgi\">Alle Nachrichten</a>");
puts("<iframe src=\"/cgi-bin/all_messages.cgi\" style=\"width: 100%; height: 500px;\"");
}else{
puts("<br>YOU FAIL!!\n");
if(user_state == 1){
puts("Bereits angemeldet!");
printf("<a href=\"/cgi-bin/logout.cgi\">LOGOUT</a>\
<br><a href=\"/cgi-bin/all_messages.cgi\">Alle Nachrichten</a>");
}
}
printf("</body>\
</html>");*/
exit(0);
}
int main(int argc, char ** argv){
cgi datCGI;
char * teach=NULL;
char * acceptTOS=NULL;
person reg_person;
bool pw_short=false;
init_person(®_person);
init_CGI(&datCGI);
get_CGI_data(&datCGI);
if(datCGI.request_method == GET){
print_exit_failure("Use POST!");
}
//Für die Namen: siehe HTML-Dokument mit entsprechenden <input>-Elementen
extract_POST_data(&datCGI, "name_vor", ®_person.first_name);
remove_newline(reg_person.first_name);
clean_string(reg_person.first_name);
extract_POST_data(&datCGI, "name", ®_person.name);
remove_newline(reg_person.name);
clean_string(reg_person.name);
extract_POST_data(&datCGI, "email", ®_person.email);
remove_newline(reg_person.email);
clean_string(reg_person.email);
extract_POST_data(&datCGI, "pass", ®_person.password);
remove_newline(reg_person.password);
extract_POST_data(&datCGI, "acronym", ®_person.acronym);
remove_newline(reg_person.acronym);
clean_string(reg_person.acronym);
extract_POST_data(&datCGI, "teach", &teach);
remove_newline(teach);
extract_POST_data(&datCGI, "acceptTOS", &acceptTOS);
remove_newline(acceptTOS);
//TODO: fehlerhaften Aufruf abfangen
if(strcmp(teach, "true") == 0){
reg_person.isTeacher=true;
if(strlen(reg_person.acronym) != 3){
print_html_error("Das Kürzel muss genau 3 Zeichen lang sein", "/registrierung.html");
exit(EXIT_FAILURE);
}
}else{
reg_person.isTeacher=false;
}
//Die E-Mail-Adresse muss genau EIN '@' beinhalten
if((strchr(reg_person.email, '@') == strrchr(reg_person.email, '@')) && strchr(reg_person.email, '@')) {
#ifdef DEBUG
fprintf(stderr, "es scheint alles zu passen (EMAIL)\n");
#endif // DEBUG
if(strlen(reg_person.password)<8){
pw_short=true;
}
insert_user(®_person);
}
//fprintf(stderr, "\nnow comes da htmlz\n");
httpCacheControl("no-store, no-cache, must-revalidate, max-age=0");
httpHeader(HTML);
//printf("%s\n", datCGI.POST_data);
print_html_head("Passwort erneut eingeben", "Verifikation");
puts("<body>\n\
<div id='login-form'>\n");
printf("<p><span>Herzlich willkommen <span style='font-weight: bold;'>%s %s.</span><br>Bitte %s zum Anmelden %s Passwort ein</p>\n",
reg_person.first_name, reg_person.name, reg_person.isTeacher ? "geben Sie" : "gib", reg_person.isTeacher ? "Ihr" : "dein" );
printf("<form method='post' action='/cgi-bin/login.cgi' style='border-radius: 1em; padding: 1em;' autocomplete='off'>\n\
<input type='hidden' name='email' value='%s' />\n\
<input class='textIn' placeholder='Passwort' type='password' id='pass' name='pass' required>\n\
<button class='submitButton' type='submit'>Anmelden*</button>\n\
</form>\n",reg_person.email);
puts("<small>* Cookies müssen aktiviert sein!</small>\n");
if(pw_short){
puts("<br><small style='color: yellow; background-color: red;'>Sie sollten wirklich ein längeres Passwort verwenden!!</small>\n");
}
puts("</div>\n</body>\n</html>\n");
/*puts("Erhaltene Daten:\n");
printf("CONTENT_LENGTH: %d\n", datCGI.content_length);
printf("Name: %s\nPassword: %s\n", reg_person.name, reg_person.password);
printf("Kuerzel: %s\nTeach: %s\n", reg_person.acronym, teach);
printf("accepted TOS: %s\n\n", acceptTOS);
printf("Post Data: %s\n", datCGI.POST_data);*/
exit(0);
}
