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forgejo/routers/api/v1/repo/issue_comment_attachment.go
Lunny Xiao f4310d74ee
Fix comment permissions (#28213) (#28216)
backport #28213

This PR will fix some missed checks for private repositories' data on
web routes and API routes.

(cherry picked from commit bc3d8bff73)
2023-11-26 13:56:50 +01:00

415 lines
11 KiB
Go

// Copyright 2021 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package repo
import (
"net/http"
"time"
issues_model "code.gitea.io/gitea/models/issues"
repo_model "code.gitea.io/gitea/models/repo"
"code.gitea.io/gitea/modules/context"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/setting"
api "code.gitea.io/gitea/modules/structs"
"code.gitea.io/gitea/modules/web"
"code.gitea.io/gitea/services/attachment"
"code.gitea.io/gitea/services/convert"
issue_service "code.gitea.io/gitea/services/issue"
)
// GetIssueCommentAttachment gets a single attachment of the comment
func GetIssueCommentAttachment(ctx *context.APIContext) {
// swagger:operation GET /repos/{owner}/{repo}/issues/comments/{id}/assets/{attachment_id} issue issueGetIssueCommentAttachment
// ---
// summary: Get a comment attachment
// produces:
// - application/json
// parameters:
// - name: owner
// in: path
// description: owner of the repo
// type: string
// required: true
// - name: repo
// in: path
// description: name of the repo
// type: string
// required: true
// - name: id
// in: path
// description: id of the comment
// type: integer
// format: int64
// required: true
// - name: attachment_id
// in: path
// description: id of the attachment to get
// type: integer
// format: int64
// required: true
// responses:
// "200":
// "$ref": "#/responses/Attachment"
// "404":
// "$ref": "#/responses/error"
comment := getIssueCommentSafe(ctx)
if comment == nil {
return
}
attachment := getIssueCommentAttachmentSafeRead(ctx, comment)
if attachment == nil {
return
}
if attachment.CommentID != comment.ID {
log.Debug("User requested attachment[%d] is not in comment[%d].", attachment.ID, comment.ID)
ctx.NotFound("attachment not in comment")
return
}
ctx.JSON(http.StatusOK, convert.ToAPIAttachment(ctx.Repo.Repository, attachment))
}
// ListIssueCommentAttachments lists all attachments of the comment
func ListIssueCommentAttachments(ctx *context.APIContext) {
// swagger:operation GET /repos/{owner}/{repo}/issues/comments/{id}/assets issue issueListIssueCommentAttachments
// ---
// summary: List comment's attachments
// produces:
// - application/json
// parameters:
// - name: owner
// in: path
// description: owner of the repo
// type: string
// required: true
// - name: repo
// in: path
// description: name of the repo
// type: string
// required: true
// - name: id
// in: path
// description: id of the comment
// type: integer
// format: int64
// required: true
// responses:
// "200":
// "$ref": "#/responses/AttachmentList"
// "404":
// "$ref": "#/responses/error"
comment := getIssueCommentSafe(ctx)
if comment == nil {
return
}
if err := comment.LoadAttachments(ctx); err != nil {
ctx.Error(http.StatusInternalServerError, "LoadAttachments", err)
return
}
ctx.JSON(http.StatusOK, convert.ToAPIAttachments(ctx.Repo.Repository, comment.Attachments))
}
// CreateIssueCommentAttachment creates an attachment and saves the given file
func CreateIssueCommentAttachment(ctx *context.APIContext) {
// swagger:operation POST /repos/{owner}/{repo}/issues/comments/{id}/assets issue issueCreateIssueCommentAttachment
// ---
// summary: Create a comment attachment
// produces:
// - application/json
// consumes:
// - multipart/form-data
// parameters:
// - name: owner
// in: path
// description: owner of the repo
// type: string
// required: true
// - name: repo
// in: path
// description: name of the repo
// type: string
// required: true
// - name: id
// in: path
// description: id of the comment
// type: integer
// format: int64
// required: true
// - name: name
// in: query
// description: name of the attachment
// type: string
// required: false
// - name: updated_at
// in: query
// description: time of the attachment's creation. This is a timestamp in RFC 3339 format
// type: string
// format: date-time
// - name: attachment
// in: formData
// description: attachment to upload
// type: file
// required: true
// responses:
// "201":
// "$ref": "#/responses/Attachment"
// "400":
// "$ref": "#/responses/error"
// "404":
// "$ref": "#/responses/error"
// Check if comment exists and load comment
comment := getIssueCommentSafe(ctx)
if comment == nil {
return
}
if !canUserWriteIssueCommentAttachment(ctx, comment) {
return
}
updatedAt := ctx.Req.FormValue("updated_at")
if len(updatedAt) != 0 {
updated, err := time.Parse(time.RFC3339, updatedAt)
if err != nil {
ctx.Error(http.StatusInternalServerError, "time.Parse", err)
return
}
err = comment.LoadIssue(ctx)
if err != nil {
ctx.Error(http.StatusInternalServerError, "LoadIssue", err)
return
}
err = issue_service.SetIssueUpdateDate(ctx, comment.Issue, &updated, ctx.Doer)
if err != nil {
ctx.Error(http.StatusForbidden, "SetIssueUpdateDate", err)
return
}
}
// Get uploaded file from request
file, header, err := ctx.Req.FormFile("attachment")
if err != nil {
ctx.Error(http.StatusInternalServerError, "FormFile", err)
return
}
defer file.Close()
filename := header.Filename
if query := ctx.FormString("name"); query != "" {
filename = query
}
attachment, err := attachment.UploadAttachment(file, setting.Attachment.AllowedTypes, header.Size, &repo_model.Attachment{
Name: filename,
UploaderID: ctx.Doer.ID,
RepoID: ctx.Repo.Repository.ID,
IssueID: comment.IssueID,
CommentID: comment.ID,
NoAutoTime: comment.Issue.NoAutoTime,
CreatedUnix: comment.Issue.UpdatedUnix,
})
if err != nil {
ctx.Error(http.StatusInternalServerError, "UploadAttachment", err)
return
}
if err := comment.LoadAttachments(ctx); err != nil {
ctx.Error(http.StatusInternalServerError, "LoadAttachments", err)
return
}
if err = issue_service.UpdateComment(ctx, comment, ctx.Doer, comment.Content); err != nil {
ctx.ServerError("UpdateComment", err)
return
}
ctx.JSON(http.StatusCreated, convert.ToAPIAttachment(ctx.Repo.Repository, attachment))
}
// EditIssueCommentAttachment updates the given attachment
func EditIssueCommentAttachment(ctx *context.APIContext) {
// swagger:operation PATCH /repos/{owner}/{repo}/issues/comments/{id}/assets/{attachment_id} issue issueEditIssueCommentAttachment
// ---
// summary: Edit a comment attachment
// produces:
// - application/json
// consumes:
// - application/json
// parameters:
// - name: owner
// in: path
// description: owner of the repo
// type: string
// required: true
// - name: repo
// in: path
// description: name of the repo
// type: string
// required: true
// - name: id
// in: path
// description: id of the comment
// type: integer
// format: int64
// required: true
// - name: attachment_id
// in: path
// description: id of the attachment to edit
// type: integer
// format: int64
// required: true
// - name: body
// in: body
// schema:
// "$ref": "#/definitions/EditAttachmentOptions"
// responses:
// "201":
// "$ref": "#/responses/Attachment"
// "404":
// "$ref": "#/responses/error"
attach := getIssueCommentAttachmentSafeWrite(ctx)
if attach == nil {
return
}
form := web.GetForm(ctx).(*api.EditAttachmentOptions)
if form.Name != "" {
attach.Name = form.Name
}
if err := repo_model.UpdateAttachment(ctx, attach); err != nil {
ctx.Error(http.StatusInternalServerError, "UpdateAttachment", attach)
}
ctx.JSON(http.StatusCreated, convert.ToAPIAttachment(ctx.Repo.Repository, attach))
}
// DeleteIssueCommentAttachment delete a given attachment
func DeleteIssueCommentAttachment(ctx *context.APIContext) {
// swagger:operation DELETE /repos/{owner}/{repo}/issues/comments/{id}/assets/{attachment_id} issue issueDeleteIssueCommentAttachment
// ---
// summary: Delete a comment attachment
// produces:
// - application/json
// parameters:
// - name: owner
// in: path
// description: owner of the repo
// type: string
// required: true
// - name: repo
// in: path
// description: name of the repo
// type: string
// required: true
// - name: id
// in: path
// description: id of the comment
// type: integer
// format: int64
// required: true
// - name: attachment_id
// in: path
// description: id of the attachment to delete
// type: integer
// format: int64
// required: true
// responses:
// "204":
// "$ref": "#/responses/empty"
// "404":
// "$ref": "#/responses/error"
attach := getIssueCommentAttachmentSafeWrite(ctx)
if attach == nil {
return
}
if err := repo_model.DeleteAttachment(ctx, attach, true); err != nil {
ctx.Error(http.StatusInternalServerError, "DeleteAttachment", err)
return
}
ctx.Status(http.StatusNoContent)
}
func getIssueCommentSafe(ctx *context.APIContext) *issues_model.Comment {
comment, err := issues_model.GetCommentByID(ctx, ctx.ParamsInt64("id"))
if err != nil {
ctx.NotFoundOrServerError("GetCommentByID", issues_model.IsErrCommentNotExist, err)
return nil
}
if err := comment.LoadIssue(ctx); err != nil {
ctx.Error(http.StatusInternalServerError, "comment.LoadIssue", err)
return nil
}
if comment.Issue == nil || comment.Issue.RepoID != ctx.Repo.Repository.ID {
ctx.Error(http.StatusNotFound, "", "no matching issue comment found")
return nil
}
if !ctx.Repo.CanReadIssuesOrPulls(comment.Issue.IsPull) {
return nil
}
comment.Issue.Repo = ctx.Repo.Repository
return comment
}
func getIssueCommentAttachmentSafeWrite(ctx *context.APIContext) *repo_model.Attachment {
comment := getIssueCommentSafe(ctx)
if comment == nil {
return nil
}
if !canUserWriteIssueCommentAttachment(ctx, comment) {
return nil
}
return getIssueCommentAttachmentSafeRead(ctx, comment)
}
func canUserWriteIssueCommentAttachment(ctx *context.APIContext, comment *issues_model.Comment) bool {
canEditComment := ctx.IsSigned && (ctx.Doer.ID == comment.PosterID || ctx.IsUserRepoAdmin() || ctx.IsUserSiteAdmin()) && ctx.Repo.CanWriteIssuesOrPulls(comment.Issue.IsPull)
if !canEditComment {
ctx.Error(http.StatusForbidden, "", "user should have permission to edit comment")
return false
}
return true
}
func getIssueCommentAttachmentSafeRead(ctx *context.APIContext, comment *issues_model.Comment) *repo_model.Attachment {
attachment, err := repo_model.GetAttachmentByID(ctx, ctx.ParamsInt64("attachment_id"))
if err != nil {
ctx.NotFoundOrServerError("GetAttachmentByID", repo_model.IsErrAttachmentNotExist, err)
return nil
}
if !attachmentBelongsToRepoOrComment(ctx, attachment, comment) {
return nil
}
return attachment
}
func attachmentBelongsToRepoOrComment(ctx *context.APIContext, attachment *repo_model.Attachment, comment *issues_model.Comment) bool {
if attachment.RepoID != ctx.Repo.Repository.ID {
log.Debug("Requested attachment[%d] does not belong to repo[%-v].", attachment.ID, ctx.Repo.Repository)
ctx.NotFound("no such attachment in repo")
return false
}
if attachment.IssueID == 0 || attachment.CommentID == 0 {
log.Debug("Requested attachment[%d] is not in a comment.", attachment.ID)
ctx.NotFound("no such attachment in comment")
return false
}
if comment != nil && attachment.CommentID != comment.ID {
log.Debug("Requested attachment[%d] does not belong to comment[%d].", attachment.ID, comment.ID)
ctx.NotFound("no such attachment in comment")
return false
}
return true
}