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/*
dbRW
Copyright (c) 2005-2009 Robert Rainwater
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "dbrw.h"
static CRITICAL_SECTION csContactsDb;
static SortedList sContactList;
static int contacts_compare(void* p1, void* p2);
enum {
SQL_CTC_STMT_DELETE=0,
SQL_CTC_STMT_ADD,
SQL_CTC_STMT_NUM
};
static char *ctc_stmts[SQL_CTC_STMT_NUM] = {
"DELETE FROM dbrw_contacts WHERE id = ?;",
"INSERT INTO dbrw_contacts VALUES(NULL,?);"
};
static sqlite3_stmt *ctc_stmts_prep[SQL_CTC_STMT_NUM] = {0};
void contacts_init() {
InitializeCriticalSection(&csContactsDb);
ZeroMemory(&sContactList, sizeof(sContactList));
sContactList.increment = 50;
sContactList.sortFunc = contacts_compare;
sql_prepare_add(ctc_stmts, ctc_stmts_prep, SQL_CTC_STMT_NUM);
{
sqlite3_stmt *st = NULL;
int id, idx;
if (sql_prepare(g_sqlite, "SELECT * FROM dbrw_contacts;", &st)!=SQLITE_OK) {
return;
}
while (sql_step(st)==SQLITE_ROW) {
id = (int)sqlite3_column_int(st, 0);
if(!li.List_GetIndex(&sContactList, (void*)id, &idx)) {
li.List_Insert(&sContactList, (void*)id, idx);
}
}
sql_finalize(st);
}
}
void contacts_destroy() {
li.List_Destroy(&sContactList);
DeleteCriticalSection(&csContactsDb);
}
static int contacts_compare(void* p1, void* p2) {
return (int)p1-(int)p2;
}
static int contacts_isRealContact(int id) {
int idx;
if(li.List_GetIndex(&sContactList, (void*)id, &idx))
return 1;
log1("Invalid contact id requested (%d)", id);
return 0;
}
INT_PTR contacts_getCount(WPARAM wParam, LPARAM lParam) {
int rc;
EnterCriticalSection(&csContactsDb);
rc = sContactList.realCount;
LeaveCriticalSection(&csContactsDb);
return rc;
}
INT_PTR contacts_findFirst(WPARAM wParam, LPARAM lParam) {
int rc;
EnterCriticalSection(&csContactsDb);
if (sContactList.realCount==0) {
LeaveCriticalSection(&csContactsDb);
return 0;
}
rc = (int)sContactList.items[0];
LeaveCriticalSection(&csContactsDb);
return rc;
}
INT_PTR contacts_findNext(WPARAM wParam, LPARAM lParam) {
int id = (int)wParam;
int rc, idx;
EnterCriticalSection(&csContactsDb);
if (sContactList.realCount==0) {
LeaveCriticalSection(&csContactsDb);
return 0;
}
if(!li.List_GetIndex(&sContactList, (void*)id, &idx)) {
LeaveCriticalSection(&csContactsDb);
return 0;
}
if (idx>=(sContactList.realCount-1)) {
LeaveCriticalSection(&csContactsDb);
return 0;
}
rc = (int)sContactList.items[idx+1];
LeaveCriticalSection(&csContactsDb);
return rc;
}
INT_PTR contacts_delete(WPARAM wParam, LPARAM lParam) {
int id = (int)wParam;
int rc = 0;
EnterCriticalSection(&csContactsDb);
if (!contacts_isRealContact(id)) {
rc = 1;
}
else {
int idx;
LeaveCriticalSection(&csContactsDb);
NotifyEventHooks(hContactDeletedEvent, wParam, 0);
EnterCriticalSection(&csContactsDb);
li.List_GetIndex(&sContactList, (void*)id, &idx);
li.List_Remove(&sContactList, idx);
// Begin Transaction
sql_stmt_begin();
// Delete contact
sqlite3_bind_int(ctc_stmts_prep[SQL_CTC_STMT_DELETE], 1, id);
sql_step(ctc_stmts_prep[SQL_CTC_STMT_DELETE]);
sql_reset(ctc_stmts_prep[SQL_CTC_STMT_DELETE]);
// Delete contact's settings
settings_deleteContactData((HANDLE)id);
// Delete contact's events
events_deleteContactData((HANDLE)id);
// Commit transaction
sql_stmt_end();
log1("Deleted contact (%d) and associated data", id);
}
LeaveCriticalSection(&csContactsDb);
return rc;
}
INT_PTR contacts_add(WPARAM wParam, LPARAM lParam) {
int id = 0;
int idx;
EnterCriticalSection(&csContactsDb);
sqlite3_bind_int(ctc_stmts_prep[SQL_CTC_STMT_ADD], 1, time(NULL));
if (sql_step(ctc_stmts_prep[SQL_CTC_STMT_ADD])==SQLITE_DONE) {
id = (int)sqlite3_last_insert_rowid(g_sqlite);
if (!li.List_GetIndex(&sContactList, (void*)id, &idx))
li.List_Insert(&sContactList, (void*)id, idx);
}
sql_reset(ctc_stmts_prep[SQL_CTC_STMT_ADD]);
LeaveCriticalSection(&csContactsDb);
if (id)
NotifyEventHooks(hContactAddedEvent, (WPARAM)id, 0);
else
log0("Error creating contact");
return id;
}
INT_PTR contacts_isContact(WPARAM wParam, LPARAM lParam) {
int id = (int)wParam;
int rc = 0;
EnterCriticalSection(&csContactsDb);
if (contacts_isRealContact(id))
rc = 1;
LeaveCriticalSection(&csContactsDb);
return rc;
}
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