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/**
* @file llavatarname.cpp
* @brief Represents name-related data for an avatar, such as the
* username/SLID ("bobsmith123" or "james.linden") and the display
* name ("James Cook")
*
* $LicenseInfo:firstyear=2010&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#include "linden_common.h"
#include "llavatarname.h"
#include "lldate.h"
#include "llframetimer.h"
#include "llsd.h"
// Store these in pre-built std::strings to avoid memory allocations in
// LLSD map lookups
static const std::string USERNAME("username");
static const std::string DISPLAY_NAME("display_name");
static const std::string LEGACY_FIRST_NAME("legacy_first_name");
static const std::string LEGACY_LAST_NAME("legacy_last_name");
static const std::string IS_DISPLAY_NAME_DEFAULT("is_display_name_default");
static const std::string DISPLAY_NAME_EXPIRES("display_name_expires");
static const std::string DISPLAY_NAME_NEXT_UPDATE("display_name_next_update");
bool LLAvatarName::sUseDisplayNames = true;
// Minimum time-to-live (in seconds) for a name entry.
// Avatar name should always guarantee to expire reasonably soon by default
// so if the failure to get a valid expiration time was due to something temporary
// we will eventually request and get the right data.
const F64 MIN_ENTRY_LIFETIME = 60.0;
LLAvatarName::LLAvatarName()
: mUsername(),
mDisplayName(),
mLegacyFirstName(),
mLegacyLastName(),
mIsDisplayNameDefault(false),
mIsTemporaryName(false),
mExpires(F64_MAX),
mNextUpdate(0.0)
{ }
bool LLAvatarName::operator<(const LLAvatarName& rhs) const
{
if (mUsername == rhs.mUsername)
return mDisplayName < rhs.mDisplayName;
else
return mUsername < rhs.mUsername;
}
//static
void LLAvatarName::setUseDisplayNames(bool use)
{
sUseDisplayNames = use;
}
//static
bool LLAvatarName::useDisplayNames()
{
return sUseDisplayNames;
}
LLSD LLAvatarName::asLLSD() const
{
LLSD sd;
sd[USERNAME] = mUsername;
sd[DISPLAY_NAME] = mDisplayName;
sd[LEGACY_FIRST_NAME] = mLegacyFirstName;
sd[LEGACY_LAST_NAME] = mLegacyLastName;
sd[IS_DISPLAY_NAME_DEFAULT] = mIsDisplayNameDefault;
sd[DISPLAY_NAME_EXPIRES] = LLDate(mExpires);
sd[DISPLAY_NAME_NEXT_UPDATE] = LLDate(mNextUpdate);
return sd;
}
void LLAvatarName::fromLLSD(const LLSD& sd)
{
mUsername = sd[USERNAME].asString();
mDisplayName = sd[DISPLAY_NAME].asString();
mLegacyFirstName = sd[LEGACY_FIRST_NAME].asString();
mLegacyLastName = sd[LEGACY_LAST_NAME].asString();
mIsDisplayNameDefault = sd[IS_DISPLAY_NAME_DEFAULT].asBoolean();
LLDate expires = sd[DISPLAY_NAME_EXPIRES];
mExpires = expires.secondsSinceEpoch();
LLDate next_update = sd[DISPLAY_NAME_NEXT_UPDATE];
mNextUpdate = next_update.secondsSinceEpoch();
// Some avatars don't have explicit display names set. Force a legible display name here.
if (mDisplayName.empty())
{
mDisplayName = mUsername;
}
}
// Transform a string (typically provided by the legacy service) into a decent
// avatar name instance.
void LLAvatarName::fromString(const std::string& full_name)
{
mDisplayName = full_name;
std::string::size_type index = full_name.find(' ');
if (index != std::string::npos)
{
// The name is in 2 parts (first last)
mLegacyFirstName = full_name.substr(0, index);
mLegacyLastName = full_name.substr(index+1);
if (mLegacyLastName != "Resident")
{
mUsername = mLegacyFirstName + "." + mLegacyLastName;
mDisplayName = full_name;
LLStringUtil::toLower(mUsername);
}
else
{
// Very old names do have a dummy "Resident" last name
// that we choose to hide from users.
mUsername = mLegacyFirstName;
mDisplayName = mLegacyFirstName;
}
}
else
{
mLegacyFirstName = full_name;
mLegacyLastName = "";
mUsername = full_name;
mDisplayName = full_name;
}
mIsDisplayNameDefault = true;
mIsTemporaryName = true;
setExpires(MIN_ENTRY_LIFETIME);
}
void LLAvatarName::setExpires(F64 expires)
{
mExpires = LLFrameTimer::getTotalSeconds() + expires;
}
std::string LLAvatarName::getCompleteName() const
{
std::string name;
if (sUseDisplayNames)
{
if (mUsername.empty() || mIsDisplayNameDefault)
{
// If this particular display name is defaulted (i.e. based on user name),
// then display only the easier to read instance of the person's name.
name = mDisplayName;
}
else
{
name = mDisplayName + " (" + mUsername + ")";
}
}
else
{
name = getUserName();
}
return name;
}
std::string LLAvatarName::getLegacyName() const
{
if (mLegacyFirstName.empty() && mLegacyLastName.empty()) // display names disabled?
{
return mDisplayName;
}
std::string name;
name.reserve( mLegacyFirstName.size() + 1 + mLegacyLastName.size() );
name = mLegacyFirstName;
name += " ";
name += mLegacyLastName;
return name;
}
std::string LLAvatarName::getDisplayName() const
{
if (sUseDisplayNames)
{
return mDisplayName;
}
else
{
return getUserName();
}
}
std::string LLAvatarName::getUserName() const
{
std::string name;
if (mLegacyLastName.empty() || (mLegacyLastName == "Resident"))
{
if (mLegacyFirstName.empty())
{
// If we cannot create a user name from the legacy strings, use the display name
name = mDisplayName;
}
else
{
// The last name might be empty if it defaulted to "Resident"
name = mLegacyFirstName;
}
}
else
{
name = mLegacyFirstName + " " + mLegacyLastName;
}
return name;
}
void LLAvatarName::dump() const
{
LL_DEBUGS("AvNameCache") << "LLAvatarName: "
<< "user '" << mUsername << "' "
<< "display '" << mDisplayName << "' "
<< "expires in " << mExpires - LLFrameTimer::getTotalSeconds() << " seconds"
<< LL_ENDL;
}
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