mirror of
https://github.com/rclone/rclone.git
synced 2024-12-02 21:50:33 +08:00
e7bd392a69
This fixes an important bug with listing that affects users with more than 500 objects in a listing operation.
63 lines
1.6 KiB
Go
63 lines
1.6 KiB
Go
// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
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package fpath
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import (
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"fmt"
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"os"
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"os/exec"
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"strings"
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)
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//EditFile opens the best OS-specific text editor we can find.
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func EditFile(fileToEdit string) error {
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editorPath := getEditorPath()
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if editorPath == "" {
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return fmt.Errorf("unable to find suitable editor for file %s", fileToEdit)
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}
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/* #nosec G204 */ // This function is used by CLI implementations for opening a configuration file
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cmd := exec.Command(editorPath, fileToEdit)
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cmd.Stdout = os.Stdout
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cmd.Stdin = os.Stdin
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cmd.Stderr = os.Stderr
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return cmd.Run()
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}
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func getEditorPath() string {
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// we currently only attempt to open TTY-friendly editors here
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// we could consider using https://github.com/mattn/go-isatty
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// alongside "start" / "open" / "xdg-open"
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//look for a preference in environment variables
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for _, eVar := range [...]string{"EDITOR", "VISUAL", "GIT_EDITOR"} {
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path := os.Getenv(eVar)
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_, err := os.Stat(path)
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if len(path) > 0 && err == nil {
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return path
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}
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}
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//look for a preference via 'git config'
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git, err := exec.LookPath("git")
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if err == nil {
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/* #nosec G204 */ // The parameter's value is controlled
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out, err := exec.Command(git, "config", "core.editor").Output()
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if err == nil {
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cmd := strings.TrimSpace(string(out))
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_, err := os.Stat(cmd)
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if len(cmd) > 0 && err == nil {
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return cmd
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}
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}
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}
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//heck, just try a bunch of options
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for _, exe := range [...]string{"nvim", "vim", "vi", "emacs", "nano", "pico"} {
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path, err := exec.LookPath(exe)
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if err == nil {
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return path
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}
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}
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return ""
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}
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