1 files changed, 254 insertions, 0 deletions
diff --git a/internal/api/client/admin/domainpermissionsubscriptionupdate.go b/internal/api/client/admin/domainpermissionsubscriptionupdate.go
new file mode 100644
index 000000000..de73c4d3e
--- /dev/null
+++ b/internal/api/client/admin/domainpermissionsubscriptionupdate.go
@@ -0,0 +1,254 @@
+// GoToSocial
+// Copyright (C) GoToSocial Authors admin@gotosocial.org
+// SPDX-License-Identifier: AGPL-3.0-or-later
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package admin
+
+import (
+	"errors"
+	"fmt"
+	"net/http"
+	"net/url"
+
+	"github.com/gin-gonic/gin"
+	apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
+	apiutil "github.com/superseriousbusiness/gotosocial/internal/api/util"
+	"github.com/superseriousbusiness/gotosocial/internal/gtserror"
+	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
+	"github.com/superseriousbusiness/gotosocial/internal/oauth"
+	"github.com/superseriousbusiness/gotosocial/internal/util"
+)
+
+// DomainPermissionSubscriptionPATCHHandler swagger:operation PATCH /api/v1/admin/domain_permission_subscriptions/${id} domainPermissionSubscriptionUpdate
+//
+// Update a domain permission subscription with the given parameters.
+//
+//	---
+//	tags:
+//	- admin
+//
+//	consumes:
+//	- multipart/form-data
+//	- application/json
+//
+//	produces:
+//	- application/json
+//
+//	parameters:
+//	-
+//		name: id
+//		required: true
+//		in: path
+//		description: ID of the domain permission subscription.
+//		type: string
+//	-
+//		name: priority
+//		in: formData
+//		description: >-
+//			Priority of this subscription compared to others of the same permission type.
+//			0-255 (higher = higher priority). Higher priority subscriptions will overwrite
+//			permissions generated by lower priority subscriptions. When two subscriptions
+//			have the same `priority` value, priority is indeterminate, so it's recommended
+//			to always set this value manually.
+//		type: number
+//		minimum: 0
+//		maximum: 255
+//	-
+//		name: title
+//		in: formData
+//		description: Optional title for this subscription.
+//		type: string
+//	-
+//		name: uri
+//		in: formData
+//		description: URI to call in order to fetch the permissions list.
+//		type: string
+//	-
+//		name: as_draft
+//		in: formData
+//		description: >-
+//			If true, domain permissions arising from this subscription will be
+//			created as drafts that must be approved by a moderator to take effect.
+//			If false, domain permissions from this subscription will come into force immediately.
+//			Defaults to "true".
+//		type: boolean
+//		default: true
+//	-
+//		name: adopt_orphans
+//		in: formData
+//		description: >-
+//			If true, this domain permission subscription will "adopt" domain permissions
+//			which already exist on the instance, and which meet the following conditions:
+//			1) they have no subscription ID (ie., they're "orphaned") and 2) they are present
+//			in the subscribed list. Such orphaned domain permissions will be given this
+//			subscription's subscription ID value and be managed by this subscription.
+//		type: boolean
+//		default: false
+//	-
+//		name: content_type
+//		in: formData
+//		description: >-
+//			MIME content type to use when parsing the permissions list.
+//			One of "text/plain", "text/csv", and "application/json".
+//		type: string
+//	-
+//		name: fetch_username
+//		in: formData
+//		description: >-
+//			Optional basic auth username to provide when fetching given uri.
+//			If set, will be transmitted along with `fetch_password` when doing the fetch.
+//		type: string
+//	-
+//		name: fetch_password
+//		in: formData
+//		description: >-
+//			Optional basic auth password to provide when fetching given uri.
+//			If set, will be transmitted along with `fetch_username` when doing the fetch.
+//		type: string
+//
+//	security:
+//	- OAuth2 Bearer:
+//		- admin
+//
+//	responses:
+//		'200':
+//			description: The updated domain permission subscription.
+//			schema:
+//				"$ref": "#/definitions/domainPermissionSubscription"
+//		'400':
+//			description: bad request
+//		'401':
+//			description: unauthorized
+//		'403':
+//			description: forbidden
+//		'406':
+//			description: not acceptable
+//		'409':
+//			description: conflict
+//		'500':
+//			description: internal server error
+func (m *Module) DomainPermissionSubscriptionPATCHHandler(c *gin.Context) {
+	authed, err := oauth.Authed(c, true, true, true, true)
+	if err != nil {
+		apiutil.ErrorHandler(c, gtserror.NewErrorUnauthorized(err, err.Error()), m.processor.InstanceGetV1)
+		return
+	}
+
+	if !*authed.User.Admin {
+		err := fmt.Errorf("user %s not an admin", authed.User.ID)
+		apiutil.ErrorHandler(c, gtserror.NewErrorForbidden(err, err.Error()), m.processor.InstanceGetV1)
+		return
+	}
+
+	if authed.Account.IsMoving() {
+		apiutil.ForbiddenAfterMove(c)
+		return
+	}
+
+	if _, err := apiutil.NegotiateAccept(c, apiutil.JSONAcceptHeaders...); err != nil {
+		apiutil.ErrorHandler(c, gtserror.NewErrorNotAcceptable(err, err.Error()), m.processor.InstanceGetV1)
+		return
+	}
+
+	id, errWithCode := apiutil.ParseID(c.Param(apiutil.IDKey))
+	if errWithCode != nil {
+		apiutil.ErrorHandler(c, errWithCode, m.processor.InstanceGetV1)
+		return
+	}
+
+	// Parse + validate form.
+	form := new(apimodel.DomainPermissionSubscriptionRequest)
+	if err := c.ShouldBind(form); err != nil {
+		apiutil.ErrorHandler(c, gtserror.NewErrorBadRequest(err, err.Error()), m.processor.InstanceGetV1)
+		return
+	}
+
+	// Normalize priority if set.
+	var priority *uint8
+	if form.Priority != nil {
+		prioInt := *form.Priority
+		if prioInt < 0 || prioInt > 255 {
+			const errText = "priority must be a number in the range 0 to 255"
+			errWithCode := gtserror.NewErrorBadRequest(errors.New(errText), errText)
+			apiutil.ErrorHandler(c, errWithCode, m.processor.InstanceGetV1)
+			return
+		}
+
+		priority = util.Ptr(uint8(prioInt)) // #nosec G115 -- Just validated.
+	}
+
+	// Validate URI if set.
+	var uriStr *string
+	if form.URI != nil {
+		uri, err := url.Parse(*form.URI)
+		if err != nil {
+			err := fmt.Errorf("invalid uri provided: %w", err)
+			errWithCode := gtserror.NewErrorBadRequest(err, err.Error())
+			apiutil.ErrorHandler(c, errWithCode, m.processor.InstanceGetV1)
+			return
+		}
+
+		// Normalize URI by converting back to string.
+		uriStr = util.Ptr(uri.String())
+	}
+
+	// Validate content type if set.
+	var contentType *gtsmodel.DomainPermSubContentType
+	if form.ContentType != nil {
+		ct, errWithCode := parseDomainPermSubContentType(*form.ContentType)
+		if errWithCode != nil {
+			apiutil.ErrorHandler(c, errWithCode, m.processor.InstanceGetV1)
+			return
+		}
+
+		contentType = &ct
+	}
+
+	// Make sure at least one field is set,
+	// otherwise we're trying to update nothing.
+	if priority == nil &&
+		form.Title == nil &&
+		uriStr == nil &&
+		contentType == nil &&
+		form.AsDraft == nil &&
+		form.AdoptOrphans == nil &&
+		form.FetchUsername == nil &&
+		form.FetchPassword == nil {
+		const errText = "no updateable fields set on request"
+		errWithCode := gtserror.NewErrorBadRequest(errors.New(errText), errText)
+		apiutil.ErrorHandler(c, errWithCode, m.processor.InstanceGetV1)
+		return
+	}
+
+	permSub, errWithCode := m.processor.Admin().DomainPermissionSubscriptionUpdate(
+		c.Request.Context(),
+		id,
+		priority,
+		form.Title,
+		uriStr,
+		contentType,
+		form.AsDraft,
+		form.AdoptOrphans,
+		form.FetchUsername,
+		form.FetchPassword,
+	)
+	if errWithCode != nil {
+		apiutil.ErrorHandler(c, errWithCode, m.processor.InstanceGetV1)
+		return
+	}
+
+	apiutil.JSON(c, http.StatusOK, permSub)
+}