mirror of
https://github.com/superseriousbusiness/gotosocial
synced 2024-12-08 14:36:32 +01:00
382512a5a6
* interim: start adding /api/v2/instance * finish up
150 lines
5.0 KiB
Go
150 lines
5.0 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 web
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import (
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"context"
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"encoding/json"
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"errors"
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"fmt"
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"net/http"
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"strings"
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"github.com/gin-gonic/gin"
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"github.com/superseriousbusiness/gotosocial/internal/ap"
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apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
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apiutil "github.com/superseriousbusiness/gotosocial/internal/api/util"
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"github.com/superseriousbusiness/gotosocial/internal/config"
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"github.com/superseriousbusiness/gotosocial/internal/gtserror"
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"github.com/superseriousbusiness/gotosocial/internal/oauth"
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)
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func (m *Module) threadGETHandler(c *gin.Context) {
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ctx := c.Request.Context()
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authed, err := oauth.Authed(c, false, false, false, false)
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if err != nil {
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apiutil.ErrorHandler(c, gtserror.NewErrorUnauthorized(err, err.Error()), m.processor.InstanceGetV1)
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return
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}
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// usernames on our instance will always be lowercase
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username := strings.ToLower(c.Param(usernameKey))
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if username == "" {
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err := errors.New("no account username specified")
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apiutil.ErrorHandler(c, gtserror.NewErrorBadRequest(err, err.Error()), m.processor.InstanceGetV1)
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return
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}
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// status ids will always be uppercase
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statusID := strings.ToUpper(c.Param(statusIDKey))
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if statusID == "" {
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err := errors.New("no status id specified")
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apiutil.ErrorHandler(c, gtserror.NewErrorBadRequest(err, err.Error()), m.processor.InstanceGetV1)
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return
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}
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instance, err := m.processor.InstanceGetV1(ctx)
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if err != nil {
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apiutil.ErrorHandler(c, gtserror.NewErrorInternalError(err), m.processor.InstanceGetV1)
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return
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}
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instanceGet := func(ctx context.Context) (*apimodel.InstanceV1, gtserror.WithCode) {
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return instance, nil
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}
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// do this check to make sure the status is actually from a local account,
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// we shouldn't render threads from statuses that don't belong to us!
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if _, errWithCode := m.processor.AccountGetLocalByUsername(ctx, authed, username); errWithCode != nil {
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apiutil.ErrorHandler(c, errWithCode, instanceGet)
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return
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}
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status, errWithCode := m.processor.StatusGet(ctx, authed, statusID)
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if errWithCode != nil {
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apiutil.ErrorHandler(c, errWithCode, instanceGet)
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return
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}
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if !strings.EqualFold(username, status.Account.Username) {
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err := gtserror.NewErrorNotFound(errors.New("path username not equal to status author username"))
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apiutil.ErrorHandler(c, gtserror.NewErrorNotFound(err), instanceGet)
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return
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}
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// if we're getting an AP request on this endpoint we
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// should render the status's AP representation instead
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accept := c.NegotiateFormat(string(apiutil.TextHTML), string(apiutil.AppActivityJSON), string(apiutil.AppActivityLDJSON))
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if accept == string(apiutil.AppActivityJSON) || accept == string(apiutil.AppActivityLDJSON) {
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m.returnAPStatus(ctx, c, username, statusID, accept)
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return
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}
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context, errWithCode := m.processor.StatusGetContext(ctx, authed, statusID)
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if errWithCode != nil {
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apiutil.ErrorHandler(c, errWithCode, instanceGet)
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return
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}
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stylesheets := []string{
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assetsPathPrefix + "/Fork-Awesome/css/fork-awesome.min.css",
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distPathPrefix + "/status.css",
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}
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if config.GetAccountsAllowCustomCSS() {
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stylesheets = append(stylesheets, "/@"+username+"/custom.css")
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}
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c.HTML(http.StatusOK, "thread.tmpl", gin.H{
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"instance": instance,
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"status": status,
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"context": context,
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"ogMeta": ogBase(instance).withStatus(status),
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"stylesheets": stylesheets,
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"javascript": []string{distPathPrefix + "/frontend.js"},
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})
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}
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func (m *Module) returnAPStatus(ctx context.Context, c *gin.Context, username string, statusID string, accept string) {
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verifier, signed := c.Get(string(ap.ContextRequestingPublicKeyVerifier))
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if signed {
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ctx = context.WithValue(ctx, ap.ContextRequestingPublicKeyVerifier, verifier)
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}
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signature, signed := c.Get(string(ap.ContextRequestingPublicKeySignature))
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if signed {
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ctx = context.WithValue(ctx, ap.ContextRequestingPublicKeySignature, signature)
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}
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status, errWithCode := m.processor.GetFediStatus(ctx, username, statusID, c.Request.URL)
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if errWithCode != nil {
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apiutil.ErrorHandler(c, errWithCode, m.processor.InstanceGetV1) //nolint:contextcheck
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return
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}
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b, mErr := json.Marshal(status)
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if mErr != nil {
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err := fmt.Errorf("could not marshal json: %s", mErr)
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apiutil.ErrorHandler(c, gtserror.NewErrorInternalError(err), m.processor.InstanceGetV1) //nolint:contextcheck
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return
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}
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c.Data(http.StatusOK, accept, b)
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}
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