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	Add Access-Control-Expose-Headers (#12446)
Fix #12424 Signed-off-by: Andrew Thornton <art27@cantab.net> Co-authored-by: silverwind <me@silverwind.io>
This commit is contained in:
		@@ -222,6 +222,7 @@ func (ctx *Context) ServeContent(name string, r io.ReadSeeker, params ...interfa
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	ctx.Resp.Header().Set("Expires", "0")
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						ctx.Resp.Header().Set("Expires", "0")
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	ctx.Resp.Header().Set("Cache-Control", "must-revalidate")
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						ctx.Resp.Header().Set("Cache-Control", "must-revalidate")
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	ctx.Resp.Header().Set("Pragma", "public")
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						ctx.Resp.Header().Set("Pragma", "public")
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						ctx.Resp.Header().Set("Access-Control-Expose-Headers", "Content-Disposition")
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	http.ServeContent(ctx.Resp, ctx.Req.Request, name, modtime, r)
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						http.ServeContent(ctx.Resp, ctx.Req.Request, name, modtime, r)
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}
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					}
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@@ -183,6 +183,7 @@ func getContentHandler(ctx *context.Context) {
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			}
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								}
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			ctx.Resp.Header().Set("Content-Range", fmt.Sprintf("bytes %d-%d/%d", fromByte, toByte, meta.Size-fromByte))
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								ctx.Resp.Header().Set("Content-Range", fmt.Sprintf("bytes %d-%d/%d", fromByte, toByte, meta.Size-fromByte))
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								ctx.Resp.Header().Set("Access-Control-Expose-Headers", "Content-Range")
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		}
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							}
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	}
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						}
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@@ -204,6 +205,7 @@ func getContentHandler(ctx *context.Context) {
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		decodedFilename, err := base64.RawURLEncoding.DecodeString(filename)
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							decodedFilename, err := base64.RawURLEncoding.DecodeString(filename)
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		if err == nil {
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							if err == nil {
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			ctx.Resp.Header().Set("Content-Disposition", "attachment; filename=\""+string(decodedFilename)+"\"")
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								ctx.Resp.Header().Set("Content-Disposition", "attachment; filename=\""+string(decodedFilename)+"\"")
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								ctx.Resp.Header().Set("Access-Control-Expose-Headers", "Content-Disposition")
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		}
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							}
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	}
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						}
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@@ -121,5 +121,6 @@ func GetAllOrgs(ctx *context.APIContext) {
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	ctx.SetLinkHeader(int(maxResults), listOptions.PageSize)
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						ctx.SetLinkHeader(int(maxResults), listOptions.PageSize)
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	ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", maxResults))
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						ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", maxResults))
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						ctx.Header().Set("Access-Control-Expose-Headers", "X-Total-Count, Link")
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	ctx.JSON(http.StatusOK, &orgs)
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						ctx.JSON(http.StatusOK, &orgs)
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}
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					}
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@@ -370,5 +370,6 @@ func GetAllUsers(ctx *context.APIContext) {
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	ctx.SetLinkHeader(int(maxResults), listOptions.PageSize)
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						ctx.SetLinkHeader(int(maxResults), listOptions.PageSize)
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	ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", maxResults))
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						ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", maxResults))
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						ctx.Header().Set("Access-Control-Expose-Headers", "X-Total-Count, Link")
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	ctx.JSON(http.StatusOK, &results)
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						ctx.JSON(http.StatusOK, &results)
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}
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					}
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@@ -135,6 +135,7 @@ func GetAll(ctx *context.APIContext) {
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	ctx.SetLinkHeader(int(maxResults), listOptions.PageSize)
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						ctx.SetLinkHeader(int(maxResults), listOptions.PageSize)
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	ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", maxResults))
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						ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", maxResults))
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						ctx.Header().Set("Access-Control-Expose-Headers", "X-Total-Count, Link")
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	ctx.JSON(http.StatusOK, &orgs)
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						ctx.JSON(http.StatusOK, &orgs)
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}
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					}
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@@ -686,6 +686,7 @@ func SearchTeam(ctx *context.APIContext) {
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	ctx.SetLinkHeader(int(maxResults), listOptions.PageSize)
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						ctx.SetLinkHeader(int(maxResults), listOptions.PageSize)
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	ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", maxResults))
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						ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", maxResults))
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						ctx.Header().Set("Access-Control-Expose-Headers", "X-Total-Count, Link")
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	ctx.JSON(http.StatusOK, map[string]interface{}{
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						ctx.JSON(http.StatusOK, map[string]interface{}{
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		"ok":   true,
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							"ok":   true,
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		"data": apiTeams,
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							"data": apiTeams,
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@@ -211,6 +211,7 @@ func GetAllCommits(ctx *context.APIContext) {
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	ctx.SetLinkHeader(int(commitsCountTotal), listOptions.PageSize)
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						ctx.SetLinkHeader(int(commitsCountTotal), listOptions.PageSize)
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	ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", commitsCountTotal))
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						ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", commitsCountTotal))
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						ctx.Header().Set("Access-Control-Expose-Headers", "X-Total-Count, X-PerPage, X-Total, X-PageCount, X-HasMore, Link")
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	ctx.JSON(http.StatusOK, &apiCommits)
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						ctx.JSON(http.StatusOK, &apiCommits)
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}
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					}
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@@ -173,6 +173,8 @@ func SearchIssues(ctx *context.APIContext) {
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	}
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						}
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	ctx.SetLinkHeader(issueCount, setting.UI.IssuePagingNum)
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						ctx.SetLinkHeader(issueCount, setting.UI.IssuePagingNum)
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						ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", issueCount))
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						ctx.Header().Set("Access-Control-Expose-Headers", "X-Total-Count, Link")
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	ctx.JSON(http.StatusOK, convert.ToAPIIssueList(issues))
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						ctx.JSON(http.StatusOK, convert.ToAPIIssueList(issues))
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}
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					}
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@@ -322,6 +324,7 @@ func ListIssues(ctx *context.APIContext) {
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	ctx.SetLinkHeader(ctx.Repo.Repository.NumIssues, listOptions.PageSize)
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						ctx.SetLinkHeader(ctx.Repo.Repository.NumIssues, listOptions.PageSize)
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	ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", ctx.Repo.Repository.NumIssues))
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						ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", ctx.Repo.Repository.NumIssues))
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						ctx.Header().Set("Access-Control-Expose-Headers", "X-Total-Count, Link")
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	ctx.JSON(http.StatusOK, convert.ToAPIIssueList(issues))
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						ctx.JSON(http.StatusOK, convert.ToAPIIssueList(issues))
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}
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					}
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@@ -115,6 +115,7 @@ func ListPullRequests(ctx *context.APIContext, form api.ListPullRequestsOptions)
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	ctx.SetLinkHeader(int(maxResults), listOptions.PageSize)
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						ctx.SetLinkHeader(int(maxResults), listOptions.PageSize)
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	ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", maxResults))
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						ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", maxResults))
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						ctx.Header().Set("Access-Control-Expose-Headers", "X-Total-Count, Link")
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	ctx.JSON(http.StatusOK, &apiPrs)
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						ctx.JSON(http.StatusOK, &apiPrs)
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}
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					}
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@@ -222,6 +222,7 @@ func Search(ctx *context.APIContext) {
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	ctx.SetLinkHeader(int(count), opts.PageSize)
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						ctx.SetLinkHeader(int(count), opts.PageSize)
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	ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", count))
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						ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", count))
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						ctx.Header().Set("Access-Control-Expose-Headers", "X-Total-Count, Link")
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	ctx.JSON(http.StatusOK, api.SearchResults{
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						ctx.JSON(http.StatusOK, api.SearchResults{
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		OK:   true,
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							OK:   true,
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		Data: results,
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							Data: results,
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@@ -227,6 +227,7 @@ func getCommitStatuses(ctx *context.APIContext, sha string) {
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	ctx.SetLinkHeader(int(maxResults), listOptions.PageSize)
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						ctx.SetLinkHeader(int(maxResults), listOptions.PageSize)
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	ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", maxResults))
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						ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", maxResults))
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						ctx.Header().Set("Access-Control-Expose-Headers", "X-Total-Count, Link")
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	ctx.JSON(http.StatusOK, apiStatuses)
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						ctx.JSON(http.StatusOK, apiStatuses)
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}
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					}
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@@ -43,6 +43,7 @@ func listUserRepos(ctx *context.APIContext, u *models.User, private bool) {
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	ctx.SetLinkHeader(int(count), opts.PageSize)
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						ctx.SetLinkHeader(int(count), opts.PageSize)
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	ctx.Header().Set("X-Total-Count", strconv.FormatInt(count, 10))
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						ctx.Header().Set("X-Total-Count", strconv.FormatInt(count, 10))
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						ctx.Header().Set("Access-Control-Expose-Headers", "X-Total-Count, Link")
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	ctx.JSON(http.StatusOK, &apiRepos)
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						ctx.JSON(http.StatusOK, &apiRepos)
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}
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					}
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@@ -129,6 +130,7 @@ func ListMyRepos(ctx *context.APIContext) {
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	ctx.SetLinkHeader(int(count), opts.ListOptions.PageSize)
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						ctx.SetLinkHeader(int(count), opts.ListOptions.PageSize)
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	ctx.Header().Set("X-Total-Count", strconv.FormatInt(count, 10))
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						ctx.Header().Set("X-Total-Count", strconv.FormatInt(count, 10))
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						ctx.Header().Set("Access-Control-Expose-Headers", "X-Total-Count, Link")
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	ctx.JSON(http.StatusOK, &results)
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						ctx.JSON(http.StatusOK, &results)
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}
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					}
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@@ -82,6 +82,7 @@ func Search(ctx *context.APIContext) {
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	ctx.SetLinkHeader(int(maxResults), listOptions.PageSize)
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						ctx.SetLinkHeader(int(maxResults), listOptions.PageSize)
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	ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", maxResults))
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						ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", maxResults))
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						ctx.Header().Set("Access-Control-Expose-Headers", "X-Total-Count, Link")
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	ctx.JSON(http.StatusOK, map[string]interface{}{
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						ctx.JSON(http.StatusOK, map[string]interface{}{
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		"ok":   true,
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							"ok":   true,
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@@ -42,8 +42,10 @@ func ServeData(ctx *context.Context, name string, reader io.Reader) error {
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		ctx.Resp.Header().Set("Content-Type", "text/plain; charset="+strings.ToLower(cs))
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							ctx.Resp.Header().Set("Content-Type", "text/plain; charset="+strings.ToLower(cs))
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	} else if base.IsImageFile(buf) || base.IsPDFFile(buf) {
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						} else if base.IsImageFile(buf) || base.IsPDFFile(buf) {
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		ctx.Resp.Header().Set("Content-Disposition", fmt.Sprintf(`inline; filename="%s"`, name))
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							ctx.Resp.Header().Set("Content-Disposition", fmt.Sprintf(`inline; filename="%s"`, name))
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							ctx.Resp.Header().Set("Access-Control-Expose-Headers", "Content-Disposition")
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	} else {
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						} else {
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		ctx.Resp.Header().Set("Content-Disposition", fmt.Sprintf(`attachment; filename="%s"`, name))
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							ctx.Resp.Header().Set("Content-Disposition", fmt.Sprintf(`attachment; filename="%s"`, name))
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							ctx.Resp.Header().Set("Access-Control-Expose-Headers", "Content-Disposition")
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	}
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						}
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	_, err := ctx.Resp.Write(buf)
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						_, err := ctx.Resp.Write(buf)
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