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				https://github.com/superseriousbusiness/gotosocial.git
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	* reformat GetAccount() functionality, and add UpdateAccount() function.
* use fetched_at instead of last_webfingered_at
* catch local "not found" errors. small formatting / error string changes
* remove now unused error type
* return nil when wrapping nil error
* update expected error messages
* return correct url for foss satan webfinger
* add AP model for Some_User
* normalize local domain
* return notretrievable where appropriate
* expose NewErrNotRetrievable
* ensure webfinger for new accounts searched by uri
* update local account short circuit
* allow enrich to fail for already-known accounts
* remove unused LastWebfingeredAt
* expose test maps on mock http client
* update Update test
* reformat GetAccount() functionality, and add UpdateAccount() function.
* use fetched_at instead of last_webfingered_at
* catch local "not found" errors. small formatting / error string changes
* remove nil error checks (we shouldn't be passing nil errors to newError() initializers)
* remove mutex unlock on transport init fail (it hasn't yet been locked!)
* woops add back the error wrapping to use ErrNotRetrievable
* caches were never being started... 🙈
---------
Signed-off-by: kim <grufwub@gmail.com>
Co-authored-by: tsmethurst <tobi.smethurst@protonmail.com>
		
	
			
		
			
				
	
	
		
			86 lines
		
	
	
	
		
			3.2 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			86 lines
		
	
	
	
		
			3.2 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
/*
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   GoToSocial
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   Copyright (C) 2021-2023 GoToSocial Authors admin@gotosocial.org
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   This program is free software: you can redistribute it and/or modify
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   it under the terms of the GNU Affero General Public License as published by
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   the Free Software Foundation, either version 3 of the License, or
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   (at your option) any later version.
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   This program is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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   GNU Affero General Public License for more details.
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   You should have received a copy of the GNU Affero General Public License
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   along with this program.  If not, see <http://www.gnu.org/licenses/>.
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*/
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package federation
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import (
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	"context"
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	"fmt"
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	"net/url"
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	"github.com/superseriousbusiness/activity/streams"
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	"github.com/superseriousbusiness/activity/streams/vocab"
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	"github.com/superseriousbusiness/gotosocial/internal/gtserror"
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	"github.com/superseriousbusiness/gotosocial/internal/transport"
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	"github.com/superseriousbusiness/gotosocial/internal/uris"
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)
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func (p *processor) GetUser(ctx context.Context, requestedUsername string, requestURL *url.URL) (interface{}, gtserror.WithCode) {
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	// Get the instance-local account the request is referring to.
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	requestedAccount, err := p.db.GetAccountByUsernameDomain(ctx, requestedUsername, "")
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	if err != nil {
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		return nil, gtserror.NewErrorNotFound(fmt.Errorf("database error getting account with username %s: %s", requestedUsername, err))
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	}
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	var requestedPerson vocab.ActivityStreamsPerson
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	if uris.IsPublicKeyPath(requestURL) {
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		// if it's a public key path, we don't need to authenticate but we'll only serve the bare minimum user profile needed for the public key
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		requestedPerson, err = p.tc.AccountToASMinimal(ctx, requestedAccount)
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		if err != nil {
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			return nil, gtserror.NewErrorInternalError(err)
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		}
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	} else {
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		// if it's any other path, we want to fully authenticate the request before we serve any data, and then we can serve a more complete profile
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		requestingAccountURI, errWithCode := p.federator.AuthenticateFederatedRequest(ctx, requestedUsername)
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		if errWithCode != nil {
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			return nil, errWithCode
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		}
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		// if we're not already handshaking/dereferencing a remote account, dereference it now
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		if !p.federator.Handshaking(requestedUsername, requestingAccountURI) {
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			requestingAccount, err := p.federator.GetAccountByURI(
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				transport.WithFastfail(ctx), requestedUsername, requestingAccountURI, false,
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			)
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			if err != nil {
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				return nil, gtserror.NewErrorUnauthorized(err)
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			}
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			blocked, err := p.db.IsBlocked(ctx, requestedAccount.ID, requestingAccount.ID, true)
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			if err != nil {
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				return nil, gtserror.NewErrorInternalError(err)
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			}
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			if blocked {
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				return nil, gtserror.NewErrorUnauthorized(fmt.Errorf("block exists between accounts %s and %s", requestedAccount.ID, requestingAccount.ID))
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			}
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		}
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		requestedPerson, err = p.tc.AccountToAS(ctx, requestedAccount)
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		if err != nil {
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			return nil, gtserror.NewErrorInternalError(err)
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		}
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	}
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	data, err := streams.Serialize(requestedPerson)
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	if err != nil {
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		return nil, gtserror.NewErrorInternalError(err)
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	}
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	return data, nil
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}
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