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forgejo/routers/api/v1/repo/issue_comment_attachment.go
Peter c6f5029708
Preserve file size when creating attachments (#23406)
When creating attachments (issue, release, repo) the file size (being
part of the multipart file header) is passed through the chain of
creating an attachment to ensure the MinIO client can stream the file
directly instead of having to read it to memory completely at first.

Fixes #23393

Co-authored-by: KN4CK3R <admin@oldschoolhack.me>
Co-authored-by: techknowlogick <techknowlogick@gitea.io>
2023-03-12 03:48:07 -04:00

384 lines
10 KiB
Go

// Copyright 2021 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package repo
import (
"net/http"
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.ToAttachment(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.ToAttachments(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: 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
}
// 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,
})
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.ToAttachment(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.ToAttachment(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(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
}
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("asset"))
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
}