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/*
Import plugin for Miranda NG
Copyright (C) 2012-20 Miranda NG team (https://miranda-ng.org)
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 "..\stdafx.h"
STDMETHODIMP_(BOOL) CDbxSQLite::EnumModuleNames(DBMODULEENUMPROC pFunc, void *pParam)
{
mir_cslockfull lock(m_csDbAccess);
int res = 0;
while (sql_step(set_stmts_prep[SQL_SET_STMT_ENUMMODULES]) == SQLITE_ROW && !res) {
const char *szModule = (const char *)sqlite3_column_text(set_stmts_prep[SQL_SET_STMT_ENUMMODULES], 0);
lock.unlock();
res = (pFunc)(szModule, pParam);
lock.lock();
}
sql_reset(set_stmts_prep[SQL_SET_STMT_ENUMMODULES]);
return res;
}
STDMETHODIMP_(BOOL) CDbxSQLite::GetContactSettingWorker(MCONTACT contactID, LPCSTR szModule, LPCSTR szSetting, DBVARIANT *dbv, int isStatic)
{
if (!szSetting || !szModule)
return 1;
size_t settingNameLen = strlen(szSetting);
size_t moduleNameLen = strlen(szModule);
mir_cslock lock(m_csDbAccess);
char *szCachedSettingName = m_cache->GetCachedSetting(szModule, szSetting, moduleNameLen, settingNameLen);
DBVARIANT *pCachedValue = m_cache->GetCachedValuePtr(contactID, szCachedSettingName, 0);
if (pCachedValue != nullptr) {
if (pCachedValue->type == DBVT_ASCIIZ || pCachedValue->type == DBVT_UTF8) {
int cbOrigLen = dbv->cchVal;
char *cbOrigPtr = dbv->pszVal;
memcpy(dbv, pCachedValue, sizeof(DBVARIANT));
if (isStatic) {
int cbLen = 0;
if (pCachedValue->pszVal != nullptr)
cbLen = (int)strlen(pCachedValue->pszVal);
cbOrigLen--;
dbv->pszVal = cbOrigPtr;
if (cbLen < cbOrigLen)
cbOrigLen = cbLen;
memcpy(dbv->pszVal, pCachedValue->pszVal, cbOrigLen);
dbv->pszVal[cbOrigLen] = 0;
dbv->cchVal = cbLen;
}
else {
dbv->pszVal = (char*)mir_alloc(strlen(pCachedValue->pszVal) + 1);
strcpy(dbv->pszVal, pCachedValue->pszVal);
}
}
else memcpy(dbv, pCachedValue, sizeof(DBVARIANT));
return (pCachedValue->type == DBVT_DELETED) ? 1 : 0;
}
// never look db for the resident variable
if (szCachedSettingName[-1] != 0)
return 1;
sqlite3_bind_text(set_stmts_prep[SQL_SET_STMT_READ], 1, szSetting, -1, SQLITE_STATIC);
sqlite3_bind_text(set_stmts_prep[SQL_SET_STMT_READ], 2, szModule, -1, SQLITE_STATIC);
sqlite3_bind_int(set_stmts_prep[SQL_SET_STMT_READ], 3, contactID);
if (sql_step(set_stmts_prep[SQL_SET_STMT_READ]) != SQLITE_ROW) {
/*if (dbv->type != DBVT_BLOB) {
DBVARIANT* pCachedValue = settings_getCachedValue(contactID, szCachedSettingName, 1);
if (pCachedValue != NULL)
pCachedValue->type = DBVT_DELETED;
}*/
sql_reset(set_stmts_prep[SQL_SET_STMT_READ]);
return 1;
}
dbv->type = (int)sqlite3_column_int(set_stmts_prep[SQL_SET_STMT_READ], 0);
switch (dbv->type) {
case DBVT_BYTE:
dbv->bVal = (BYTE)sqlite3_column_int(set_stmts_prep[SQL_SET_STMT_READ], 1);
break;
case DBVT_WORD:
dbv->wVal = (WORD)sqlite3_column_int(set_stmts_prep[SQL_SET_STMT_READ], 1);
break;
case DBVT_DWORD:
dbv->dVal = (DWORD)sqlite3_column_int(set_stmts_prep[SQL_SET_STMT_READ], 1);
break;
case DBVT_UTF8:
case DBVT_ASCIIZ:
{
const char *p = (const char *)sqlite3_column_text(set_stmts_prep[SQL_SET_STMT_READ], 1);
if (p != NULL) {
size_t len = strlen(p) + 1;
size_t copylen = isStatic ? (len < dbv->cchVal ? len : dbv->cchVal) : len;
if (!isStatic)
dbv->pszVal = (char*)mir_alloc(len);
memmove(dbv->pszVal, p, copylen);
}
else
dbv->pszVal = 0;
break;
}
case DBVT_BLOB:
{
size_t len = sqlite3_column_bytes(set_stmts_prep[SQL_SET_STMT_READ], 1);
if (len) {
size_t copylen = isStatic ? (len < dbv->cpbVal ? len : dbv->cpbVal) : len;
if (!isStatic)
dbv->pbVal = (BYTE*)mir_alloc(copylen);
memcpy(dbv->pbVal, sqlite3_column_blob(set_stmts_prep[SQL_SET_STMT_READ], 1), copylen);
dbv->cpbVal = (WORD)copylen;
}
else {
dbv = 0;
}
}
}
sql_reset(set_stmts_prep[SQL_SET_STMT_READ]);
// add to cache
if (dbv->type != DBVT_BLOB/* && dbv->type != DBVT_ENCRYPTED*/) {
pCachedValue = m_cache->GetCachedValuePtr(contactID, szCachedSettingName, 1);
if (pCachedValue != nullptr)
m_cache->SetCachedVariant(dbv, pCachedValue);
}
return 0;
}
STDMETHODIMP_(BOOL) CDbxSQLite::WriteContactSetting(MCONTACT, DBCONTACTWRITESETTING*)
{
return FALSE;
}
STDMETHODIMP_(BOOL) CDbxSQLite::DeleteContactSetting(MCONTACT, LPCSTR, LPCSTR)
{
return FALSE;
}
STDMETHODIMP_(BOOL) CDbxSQLite::EnumContactSettings(MCONTACT hContact, DBSETTINGENUMPROC pfnEnumProc, const char *szModule, void *param)
{
if (szModule == nullptr)
return -1;
mir_cslockfull lock(m_csDbAccess);
int res = -1;
sqlite3_bind_int(set_stmts_prep[SQL_SET_STMT_ENUM], 1, hContact);
sqlite3_bind_text(set_stmts_prep[SQL_SET_STMT_ENUM], 2, szModule, -1, SQLITE_STATIC);
while (sql_step(set_stmts_prep[SQL_SET_STMT_ENUM]) == SQLITE_ROW) {
const char *sczSetting = (const char*)sqlite3_column_text(set_stmts_prep[SQL_SET_STMT_ENUM], 0);
if (sczSetting) {
lock.unlock();
res = (pfnEnumProc)(sczSetting, param);
lock.lock();
}
}
sql_reset(set_stmts_prep[SQL_SET_STMT_ENUM]);
return res;
}
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