mirror of
https://github.com/superseriousbusiness/gotosocial.git
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42d8011ff4
* refactor AuthenticateFederatedRequest() to handle account suspension + fetching of owner * small fixups * small changes * revert to 'IsEitherBlocked' instead of just 'IsBlocked" :grimace: * update code comment to indicate that AuthenticateFederatedRequest() will handle account + instance dereferencing
108 lines
2.8 KiB
Go
108 lines
2.8 KiB
Go
// GoToSocial
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// Copyright (C) GoToSocial Authors admin@gotosocial.org
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// SPDX-License-Identifier: AGPL-3.0-or-later
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//
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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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//
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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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//
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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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package dereferencing
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import (
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"net/url"
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)
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func (d *Dereferencer) Handshaking(username string, remoteAccountID *url.URL) bool {
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d.handshakesMu.Lock()
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defer d.handshakesMu.Unlock()
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if d.handshakes == nil {
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// Handshakes isn't even initialized yet,
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// so we can't be handshaking with anyone.
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return false
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}
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remoteIDs, ok := d.handshakes[username]
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if !ok {
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// Given username isn't
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// handshaking with anyone.
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return false
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}
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// Calculate remote account ID str once.
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remoteIDStr := remoteAccountID.String()
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for _, id := range remoteIDs {
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if id.String() == remoteIDStr {
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// We are currently handshaking
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// with the remote account.
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return true
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}
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}
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// No results: we're not handshaking
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// with the remote account.
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return false
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}
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func (d *Dereferencer) startHandshake(username string, remoteAccountID *url.URL) {
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d.handshakesMu.Lock()
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defer d.handshakesMu.Unlock()
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remoteIDs, ok := d.handshakes[username]
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if !ok {
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// No handshakes were stored yet,
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// so just add this entry and return.
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d.handshakes[username] = []*url.URL{remoteAccountID}
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return
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}
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// Add the remote account ID to the slice.
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remoteIDs = append(remoteIDs, remoteAccountID)
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d.handshakes[username] = remoteIDs
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}
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func (d *Dereferencer) stopHandshake(username string, remoteAccountID *url.URL) {
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d.handshakesMu.Lock()
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defer d.handshakesMu.Unlock()
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remoteIDs, ok := d.handshakes[username]
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if !ok {
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// No handshake was in progress,
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// so there's nothing to stop.
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return
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}
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// Generate a new remoteIDs slice that
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// doesn't contain the removed entry.
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var (
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remoteAccountIDStr = remoteAccountID.String()
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newRemoteIDs = make([]*url.URL, 0, len(remoteIDs)-1)
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)
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for _, id := range remoteIDs {
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if id.String() != remoteAccountIDStr {
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newRemoteIDs = append(newRemoteIDs, id)
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}
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}
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if len(newRemoteIDs) == 0 {
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// There are no handshakes remaining,
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// so just remove this username's slice
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// from the map and save a few bytes.
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delete(d.handshakes, username)
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} else {
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// There are still other handshakes ongoing.
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d.handshakes[username] = newRemoteIDs
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}
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}
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