From b2dd00dd5b83fc7e8b311a55f5a2536e4f3d45a5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jes=C3=BAs=20Espino?= <jespinog@gmail.com>
Date: Wed, 7 Mar 2018 20:04:18 +0000
Subject: Adding enterprise commands support (#8327)

---
 cmd/commands/import.go | 142 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 142 insertions(+)
 create mode 100644 cmd/commands/import.go

(limited to 'cmd/commands/import.go')

diff --git a/cmd/commands/import.go b/cmd/commands/import.go
new file mode 100644
index 000000000..4058d175a
--- /dev/null
+++ b/cmd/commands/import.go
@@ -0,0 +1,142 @@
+// Copyright (c) 2016-present Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package commands
+
+import (
+	"errors"
+	"os"
+
+	"fmt"
+
+	"github.com/mattermost/mattermost-server/cmd"
+	"github.com/spf13/cobra"
+)
+
+var ImportCmd = &cobra.Command{
+	Use:   "import",
+	Short: "Import data.",
+}
+
+var SlackImportCmd = &cobra.Command{
+	Use:     "slack [team] [file]",
+	Short:   "Import a team from Slack.",
+	Long:    "Import a team from a Slack export zip file.",
+	Example: "  import slack myteam slack_export.zip",
+	RunE:    slackImportCmdF,
+}
+
+var BulkImportCmd = &cobra.Command{
+	Use:     "bulk [file]",
+	Short:   "Import bulk data.",
+	Long:    "Import data from a Mattermost Bulk Import File.",
+	Example: "  import bulk bulk_data.json",
+	RunE:    bulkImportCmdF,
+}
+
+func init() {
+	BulkImportCmd.Flags().Bool("apply", false, "Save the import data to the database. Use with caution - this cannot be reverted.")
+	BulkImportCmd.Flags().Bool("validate", false, "Validate the import data without making any changes to the system.")
+	BulkImportCmd.Flags().Int("workers", 2, "How many workers to run whilst doing the import.")
+
+	ImportCmd.AddCommand(
+		BulkImportCmd,
+		SlackImportCmd,
+	)
+	cmd.RootCmd.AddCommand(ImportCmd)
+}
+
+func slackImportCmdF(command *cobra.Command, args []string) error {
+	a, err := cmd.InitDBCommandContextCobra(command)
+	if err != nil {
+		return err
+	}
+
+	if len(args) != 2 {
+		return errors.New("Incorrect number of arguments.")
+	}
+
+	team := getTeamFromTeamArg(a, args[0])
+	if team == nil {
+		return errors.New("Unable to find team '" + args[0] + "'")
+	}
+
+	fileReader, err := os.Open(args[1])
+	if err != nil {
+		return err
+	}
+	defer fileReader.Close()
+
+	fileInfo, err := fileReader.Stat()
+	if err != nil {
+		return err
+	}
+
+	cmd.CommandPrettyPrintln("Running Slack Import. This may take a long time for large teams or teams with many messages.")
+
+	a.SlackImport(fileReader, fileInfo.Size(), team.Id)
+
+	cmd.CommandPrettyPrintln("Finished Slack Import.")
+
+	return nil
+}
+
+func bulkImportCmdF(command *cobra.Command, args []string) error {
+	a, err := cmd.InitDBCommandContextCobra(command)
+	if err != nil {
+		return err
+	}
+
+	apply, err := command.Flags().GetBool("apply")
+	if err != nil {
+		return errors.New("Apply flag error")
+	}
+
+	validate, err := command.Flags().GetBool("validate")
+	if err != nil {
+		return errors.New("Validate flag error")
+	}
+
+	workers, err := command.Flags().GetInt("workers")
+	if err != nil {
+		return errors.New("Workers flag error")
+	}
+
+	if len(args) != 1 {
+		return errors.New("Incorrect number of arguments.")
+	}
+
+	fileReader, err := os.Open(args[0])
+	if err != nil {
+		return err
+	}
+	defer fileReader.Close()
+
+	if apply && validate {
+		cmd.CommandPrettyPrintln("Use only one of --apply or --validate.")
+		return nil
+	} else if apply && !validate {
+		cmd.CommandPrettyPrintln("Running Bulk Import. This may take a long time.")
+	} else {
+		cmd.CommandPrettyPrintln("Running Bulk Import Data Validation.")
+		cmd.CommandPrettyPrintln("** This checks the validity of the entities in the data file, but does not persist any changes **")
+		cmd.CommandPrettyPrintln("Use the --apply flag to perform the actual data import.")
+	}
+
+	cmd.CommandPrettyPrintln("")
+
+	if err, lineNumber := a.BulkImport(fileReader, !apply, workers); err != nil {
+		cmd.CommandPrettyPrintln(err.Error())
+		if lineNumber != 0 {
+			cmd.CommandPrettyPrintln(fmt.Sprintf("Error occurred on data file line %v", lineNumber))
+		}
+	} else {
+		if apply {
+			cmd.CommandPrettyPrintln("Finished Bulk Import.")
+		} else {
+			cmd.CommandPrettyPrintln("Validation complete. You can now perform the import by rerunning this command with the --apply flag.")
+		}
+	}
+
+	return nil
+}
-- 
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