Dactyloidae/mailnews/base/util/nsMsgTxn.cpp

294 lines
7.9 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsMsgTxn.h"
#include "nsIMsgHdr.h"
#include "nsIMsgDatabase.h"
#include "nsCOMArray.h"
#include "nsArrayEnumerator.h"
#include "nsComponentManagerUtils.h"
#include "nsVariant.h"
#include "nsIProperty.h"
#include "nsMsgMessageFlags.h"
#include "nsIMsgFolder.h"
NS_IMPL_ADDREF(nsMsgTxn)
NS_IMPL_RELEASE(nsMsgTxn)
NS_INTERFACE_MAP_BEGIN(nsMsgTxn)
NS_INTERFACE_MAP_ENTRY(nsIWritablePropertyBag)
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsIPropertyBag, nsIWritablePropertyBag)
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIWritablePropertyBag)
NS_INTERFACE_MAP_ENTRY(nsITransaction)
NS_INTERFACE_MAP_ENTRY(nsIPropertyBag2)
NS_INTERFACE_MAP_ENTRY(nsIWritablePropertyBag2)
NS_INTERFACE_MAP_END
nsMsgTxn::nsMsgTxn()
{
m_txnType = 0;
}
nsMsgTxn::~nsMsgTxn()
{
}
nsresult nsMsgTxn::Init()
{
return NS_OK;
}
NS_IMETHODIMP nsMsgTxn::HasKey(const nsAString& name, bool *aResult)
{
*aResult = mPropertyHash.Get(name, nullptr);
return NS_OK;
}
NS_IMETHODIMP nsMsgTxn::Get(const nsAString& name, nsIVariant* *_retval)
{
mPropertyHash.Get(name, _retval);
return NS_OK;
}
NS_IMETHODIMP nsMsgTxn::GetProperty(const nsAString& name, nsIVariant* * _retval)
{
return mPropertyHash.Get(name, _retval) ? NS_OK : NS_ERROR_FAILURE;
}
NS_IMETHODIMP nsMsgTxn::SetProperty(const nsAString& name, nsIVariant *value)
{
NS_ENSURE_ARG_POINTER(value);
mPropertyHash.Put(name, value);
return NS_OK;
}
NS_IMETHODIMP nsMsgTxn::DeleteProperty(const nsAString& name)
{
if (!mPropertyHash.Get(name, nullptr))
return NS_ERROR_FAILURE;
mPropertyHash.Remove(name);
return mPropertyHash.Get(name, nullptr) ? NS_ERROR_FAILURE : NS_OK;
}
//
// nsMailSimpleProperty class and impl; used for GetEnumerator
// This is same as nsSimpleProperty but for external API use.
//
class nsMailSimpleProperty final : public nsIProperty
{
public:
nsMailSimpleProperty(const nsAString& aName, nsIVariant* aValue)
: mName(aName), mValue(aValue)
{
}
NS_DECL_ISUPPORTS
NS_DECL_NSIPROPERTY
protected:
~nsMailSimpleProperty() {}
nsString mName;
nsCOMPtr<nsIVariant> mValue;
};
NS_IMPL_ISUPPORTS(nsMailSimpleProperty, nsIProperty)
NS_IMETHODIMP nsMailSimpleProperty::GetName(nsAString& aName)
{
aName.Assign(mName);
return NS_OK;
}
NS_IMETHODIMP nsMailSimpleProperty::GetValue(nsIVariant* *aValue)
{
NS_IF_ADDREF(*aValue = mValue);
return NS_OK;
}
// end nsMailSimpleProperty
NS_IMETHODIMP nsMsgTxn::GetEnumerator(nsISimpleEnumerator* *_retval)
{
nsCOMArray<nsIProperty> propertyArray;
for (auto iter = mPropertyHash.Iter(); !iter.Done(); iter.Next()) {
nsMailSimpleProperty *sprop = new nsMailSimpleProperty(iter.Key(),
iter.Data());
propertyArray.AppendObject(sprop);
}
return NS_NewArrayEnumerator(_retval, propertyArray);
}
#define IMPL_GETSETPROPERTY_AS(Name, Type) \
NS_IMETHODIMP \
nsMsgTxn::GetPropertyAs ## Name (const nsAString & prop, Type *_retval) \
{ \
nsIVariant* v = mPropertyHash.GetWeak(prop); \
if (!v) \
return NS_ERROR_NOT_AVAILABLE; \
return v->GetAs ## Name(_retval); \
} \
\
NS_IMETHODIMP \
nsMsgTxn::SetPropertyAs ## Name (const nsAString & prop, Type value) \
{ \
nsCOMPtr<nsIWritableVariant> var = new nsVariant(); \
var->SetAs ## Name(value); \
return SetProperty(prop, var); \
}
IMPL_GETSETPROPERTY_AS(Int32, int32_t)
IMPL_GETSETPROPERTY_AS(Uint32, uint32_t)
IMPL_GETSETPROPERTY_AS(Int64, int64_t)
IMPL_GETSETPROPERTY_AS(Uint64, uint64_t)
IMPL_GETSETPROPERTY_AS(Double, double)
IMPL_GETSETPROPERTY_AS(Bool, bool)
NS_IMETHODIMP nsMsgTxn::GetPropertyAsAString(const nsAString & prop,
nsAString & _retval)
{
nsIVariant* v = mPropertyHash.GetWeak(prop);
if (!v)
return NS_ERROR_NOT_AVAILABLE;
return v->GetAsAString(_retval);
}
NS_IMETHODIMP nsMsgTxn::GetPropertyAsACString(const nsAString & prop,
nsACString & _retval)
{
nsIVariant* v = mPropertyHash.GetWeak(prop);
if (!v)
return NS_ERROR_NOT_AVAILABLE;
return v->GetAsACString(_retval);
}
NS_IMETHODIMP nsMsgTxn::GetPropertyAsAUTF8String(const nsAString & prop,
nsACString & _retval)
{
nsIVariant* v = mPropertyHash.GetWeak(prop);
if (!v)
return NS_ERROR_NOT_AVAILABLE;
return v->GetAsAUTF8String(_retval);
}
NS_IMETHODIMP nsMsgTxn::GetPropertyAsInterface(const nsAString & prop,
const nsIID & aIID,
void** _retval)
{
nsIVariant* v = mPropertyHash.GetWeak(prop);
if (!v)
return NS_ERROR_NOT_AVAILABLE;
nsCOMPtr<nsISupports> val;
nsresult rv = v->GetAsISupports(getter_AddRefs(val));
if (NS_FAILED(rv))
return rv;
if (!val) {
// We have a value, but it's null
*_retval = nullptr;
return NS_OK;
}
return val->QueryInterface(aIID, _retval);
}
NS_IMETHODIMP nsMsgTxn::SetPropertyAsAString(const nsAString & prop,
const nsAString & value)
{
nsCOMPtr<nsIWritableVariant> var = new nsVariant();
var->SetAsAString(value);
return SetProperty(prop, var);
}
NS_IMETHODIMP nsMsgTxn::SetPropertyAsACString(const nsAString & prop,
const nsACString & value)
{
nsCOMPtr<nsIWritableVariant> var = new nsVariant();
var->SetAsACString(value);
return SetProperty(prop, var);
}
NS_IMETHODIMP nsMsgTxn::SetPropertyAsAUTF8String(const nsAString & prop,
const nsACString & value)
{
nsCOMPtr<nsIWritableVariant> var = new nsVariant();
var->SetAsAUTF8String(value);
return SetProperty(prop, var);
}
NS_IMETHODIMP nsMsgTxn::SetPropertyAsInterface(const nsAString & prop,
nsISupports* value)
{
nsCOMPtr<nsIWritableVariant> var = new nsVariant();
var->SetAsISupports(value);
return SetProperty(prop, var);
}
/////////////////////// Transaction Stuff //////////////////
NS_IMETHODIMP nsMsgTxn::DoTransaction(void)
{
return NS_OK;
}
NS_IMETHODIMP nsMsgTxn::GetIsTransient(bool *aIsTransient)
{
if (nullptr!=aIsTransient)
*aIsTransient = false;
else
return NS_ERROR_NULL_POINTER;
return NS_OK;
}
NS_IMETHODIMP nsMsgTxn::Merge(nsITransaction *aTransaction, bool *aDidMerge)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
nsresult nsMsgTxn::GetMsgWindow(nsIMsgWindow **msgWindow)
{
if (!msgWindow || !m_msgWindow)
return NS_ERROR_NULL_POINTER;
*msgWindow = m_msgWindow;
NS_ADDREF (*msgWindow);
return NS_OK;
}
nsresult nsMsgTxn::SetMsgWindow(nsIMsgWindow *msgWindow)
{
m_msgWindow = msgWindow;
return NS_OK;
}
nsresult
nsMsgTxn::SetTransactionType(uint32_t txnType)
{
return SetPropertyAsUint32(NS_LITERAL_STRING("type"), txnType);
}
/*none of the callers pass null aFolder,
we always initialize aResult (before we pass in) for the case where the key is not in the db*/
nsresult
nsMsgTxn::CheckForToggleDelete(nsIMsgFolder *aFolder, const nsMsgKey &aMsgKey, bool *aResult)
{
NS_ENSURE_ARG(aResult);
nsCOMPtr<nsIMsgDBHdr> message;
nsCOMPtr<nsIMsgDatabase> db;
nsresult rv = aFolder->GetMsgDatabase(getter_AddRefs(db));
if (db)
{
bool containsKey;
rv = db->ContainsKey(aMsgKey, &containsKey);
if (NS_FAILED(rv) || !containsKey) // the message has been deleted from db, so we cannot do toggle here
return NS_OK;
rv = db->GetMsgHdrForKey(aMsgKey, getter_AddRefs(message));
uint32_t flags;
if (NS_SUCCEEDED(rv) && message)
{
message->GetFlags(&flags);
*aResult = (flags & nsMsgMessageFlags::IMAPDeleted) != 0;
}
}
return rv;
}