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#include "main.h"
#include "./cacheManager.h"
#include "./cacheGroup.h"
#include "./ifc_wasabihelper.h"
#include <shlwapi.h>
#include <strsafe.h>
CacheManager::CacheManager()
: ref(1)
{
}
CacheManager::~CacheManager()
{
Clear();
}
HRESULT CacheManager::CreateInstance(CacheManager **instance)
{
if (NULL == instance) return E_POINTER;
*instance = NULL;
*instance = new CacheManager();
if (NULL == *instance) return E_OUTOFMEMORY;
return S_OK;
}
size_t CacheManager::AddRef()
{
return InterlockedIncrement((LONG*)&ref);
}
size_t CacheManager::Release()
{
if (0 == ref)
return ref;
LONG r = InterlockedDecrement((LONG*)&ref);
if (0 == r)
delete(this);
return r;
}
int CacheManager::QueryInterface(GUID interface_guid, void **object)
{
if (NULL == object) return E_POINTER;
if (IsEqualIID(interface_guid, IFC_OmCacheManager))
*object = static_cast<ifc_omcachemanager*>(this);
else
{
*object = NULL;
return E_NOINTERFACE;
}
if (NULL == *object)
return E_UNEXPECTED;
AddRef();
return S_OK;
}
HRESULT CacheManager::Clear()
{
size_t index = groupList.size();
while(index--)
{
CacheGroup *group = groupList[index];
if (NULL != group) group->Release();
}
groupList.clear();
return S_OK;
}
HRESULT CacheManager::Delete(LPCWSTR pszGroup)
{
HRESULT hr = S_FALSE;
size_t index = groupList.size();
while(index--)
{
CacheGroup *group = groupList[index];
if (NULL != group && S_OK == group->IsEqualName(pszGroup))
{
groupList.erase(groupList.begin() + index);
group->Release();
hr = S_OK;
break;
}
}
return hr;
}
HRESULT CacheManager::Find(LPCWSTR pszGroup, BOOL fInsertMissing, CacheGroup **groupOut, BOOL *created)
{
if (NULL != created) *created = FALSE;
if (NULL == groupOut) return E_POINTER;
HRESULT hr = S_FALSE;
size_t index = groupList.size();
CacheGroup *group;
while(index--)
{
group = groupList[index];
if (NULL != group && S_OK == group->IsEqualName(pszGroup))
{
*groupOut = group;
group->AddRef();
hr = S_OK;
break;
}
}
if (S_FALSE == hr && FALSE != fInsertMissing)
{
hr = CacheGroup::CreateInstance(pszGroup, &group);
if (SUCCEEDED(hr))
{
groupList.push_back(group);
group->SetOwner(this);
group->Load();
group->AddRef();
*groupOut = group;
if (NULL != created) *created = TRUE;
}
}
if (S_OK != hr)
*groupOut = NULL;
return hr;
}
HRESULT CacheManager::Load()
{
return S_OK;
}
HRESULT CacheManager::GetPath(LPWSTR pszBuffer, UINT cchBufferMax)
{
if (NULL == pszBuffer || 0 == cchBufferMax)
return E_INVALIDARG;
HRESULT hr;
ifc_wasabihelper *wasabi;
hr = Plugin_GetWasabiHelper(&wasabi);
if (SUCCEEDED(hr))
{
api_application *application;
hr = wasabi->GetApplicationApi(&application);
if (SUCCEEDED(hr))
{
LPCWSTR pszUser = application->path_getUserSettingsPath();
if (NULL != pszUser)
{
if (NULL == PathCombine(pszBuffer, pszUser, L"Plugins\\omBrowser\\cache"))
hr = E_OUTOFMEMORY;
}
else
{
hr = E_UNEXPECTED;
}
application->Release();
}
wasabi->Release();
}
return hr;
}
#define CBCLASS CacheManager
START_DISPATCH;
CB(ADDREF, AddRef)
CB(RELEASE, Release)
CB(QUERYINTERFACE, QueryInterface)
CB(API_FIND, Find)
CB(API_DELETE, Delete)
CB(API_CLEAR, Clear)
END_DISPATCH;
#undef CBCLASS
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