[MM-19640] Retrieve Compliance files from the System Console (#14976)

* add query param for downloading file

* Address PR comments

* sanitize error messages

* revert error santization

* address PR comments

* Log Error

* Comment for clarification

* Add test + Opt In Option

* Fix typo

* Remove line number

* Check is downloadable in server

* Don't use constants

* Check for downloadExportResults in API

* make actiance export zip

* make i18n strings

* Remove translations

* Add translations

* Revert "Add translations"

This reverts commit adc5d28b3e7712f51cd3eff565e30fb8ddfd6f65.

Co-authored-by: Mattermod <mattermod@users.noreply.github.com>

model/client4.go

@@ -4698,6 +4698,21 @@ func (c *Client4) CancelJob(jobId string) (bool, *Response) {
 	return CheckStatusOK(r), BuildResponse(r)
 }
 
+// DownloadJob downloads the results of the job
+func (c *Client4) DownloadJob(jobId string) ([]byte, *Response) {
+	r, appErr := c.DoApiGet(c.GetJobsRoute()+fmt.Sprintf("/%v/download", jobId), "")
+	if appErr != nil {
+		return nil, BuildErrorResponse(r, appErr)
+	}
+	defer closeBody(r)
+
+	data, err := ioutil.ReadAll(r.Body)
+	if err != nil {
+		return nil, BuildErrorResponse(r, NewAppError("GetFile", "model.client.read_job_result_file.app_error", nil, err.Error(), r.StatusCode))
+	}
+	return data, BuildResponse(r)
+}
+
 // Roles Section
 
 // GetRole gets a single role by ID.

model/config.go

@@ -2615,11 +2615,12 @@ func (s *GlobalRelayMessageExportSettings) SetDefaults() {
 }
 
 type MessageExportSettings struct {
-	EnableExport        *bool
-	ExportFormat        *string
-	DailyRunTime        *string
-	ExportFromTimestamp *int64
-	BatchSize           *int
+	EnableExport          *bool
+	DownloadExportResults *bool
+	ExportFormat          *string
+	DailyRunTime          *string
+	ExportFromTimestamp   *int64
+	BatchSize             *int
 
 	// formatter-specific settings - these are only expected to be non-nil if ExportFormat is set to the associated format
 	GlobalRelaySettings *GlobalRelayMessageExportSettings
@@ -2630,6 +2631,10 @@ func (s *MessageExportSettings) SetDefaults() {
 		s.EnableExport = NewBool(false)
 	}
 
+	if s.DownloadExportResults == nil {
+		s.DownloadExportResults = NewBool(false)
+	}
+
 	if s.ExportFormat == nil {
 		s.ExportFormat = NewString(COMPLIANCE_EXPORT_TYPE_ACTIANCE)
 	}