void delete_user(unsigned short ID){
int num;
if( -1 != (num=search_user(ID))){
swap_user(&connected[num],&connected[numberOfUsers-1]);
free_all_follow(&connected[numberOfUsers-1].following);
free(connected[numberOfUsers-1].login);
numberOfUsers--;
}
}
void search_user(xmlNode * a_node, char *login, char *password,char *id)
{
xmlNode *cur_node = NULL;
for (cur_node = a_node; cur_node; cur_node = cur_node->next) {
if (cur_node->type == XML_ELEMENT_NODE) {
if((!xmlStrcmp(cur_node->name,(const xmlChar *)"user")))
{
if((!xmlStrcmp(xmlGetProp(cur_node,"login"),(const xmlChar *)login)))
{
if((!xmlStrcmp(xmlGetProp(cur_node,"password"),(const xmlChar *)password)))
if((!xmlStrcmp(xmlGetProp(cur_node,"stat"),(const xmlChar *)"ff")))
{
strcpy(id,xmlGetProp(cur_node,"id"));//strcpu
return;
}
}
}
}
search_user(cur_node->children,login,password,id);
}
}
void login_func(int newsockfd,char * log)
{
char login[256];
char password[256];
int n;
char id[256];
xmlDoc *doc = NULL;
xmlNode *root_element = NULL;
const char *Filename = "users.xml";
doc = xmlReadFile(Filename, NULL, 0);
n = write(newsockfd,"Hello, print you login and password\n",36);
bzero(login,256);
bzero(password,256);
n = read( newsockfd,login,255 );
if (n < 0)
{
perror("ERROR reading from socket");
exit(1);
}
n=write(newsockfd,"OK",2);
n = read( newsockfd,password,255 );
if (n < 0)
{
perror("ERROR reading from socket");
exit(1);
}
if (doc == NULL)
{
printf("error: could not parse file %s\n", Filename);
}
else
{
if(!strncmp(login,"exit",4))
exit(1);
root_element = xmlDocGetRootElement(doc);
bzero(id,256);
login[strlen(login)-1] = 0;
//login[strlen(login)-1] = 0;
//password[strlen(password)-1] = 0;
password[strlen(password)-1] = 0;
search_user(root_element,login,password,id);
if(id[0] == 0)
{
printf("Invalid login --%s-- and password --%s-- \n Retry write you login and password\n",login,password);
write(newsockfd,"OK",5);
login_func(newsockfd,login);
}
else
{
write(newsockfd,"next",5);
search_new_topics(login,newsockfd);
root_element = xmlDocGetRootElement(doc);
on_off_user(root_element,login,1);
xmlSaveFile(Filename,doc);
strcpy(log,login);
write(newsockfd,"next",5);
}
xmlFreeDoc(doc);
}
xmlCleanupParser();
return;
}