feat: add os.copyToClipboardCmd to allow for a custom command

Issue #1055

docs/Config.md

@@ -106,6 +106,7 @@ git:
  parseEmoji: false
  diffContextSize: 3 # how many lines of context are shown around a change in diffs
 os:
+ copyToClipboardCmd: '' # See 'Custom Command for Copying to Clipboard' section
  editPreset: '' # see 'Configuring File Editing' section
  edit: ''
  editAtLine: ''
@@ -278,6 +279,19 @@ os:
  open: 'open {{filename}}'
 ```
 
+### Custom Command for Copying to Clipboard
+```yaml
+os:
+ copyToClipboardCmd: ''
+```
+Specify an external command to invoke when copying to clipboard is requested. `{{text}` will be replaced by text to be copied. Default is to copy to system clipboard.
+
+If you are working on a terminal that supports OSC52, the following command will let you take advantage of it:
+```
+printf "\033]52;c;$(printf "{{text}}" | base64)\a"
+```
+
+
 ### Configuring File Editing
 
 There are two commands for opening files, `o` for "open" and `e` for "edit". `o`

pkg/commands/oscommands/os.go

@@ -267,6 +267,13 @@ func (c *OSCommand) CopyToClipboard(str string) error {
  escaped := strings.Replace(str, "\n", "\\n", -1)
  truncated := utils.TruncateWithEllipsis(escaped, 40)
  c.LogCommand(fmt.Sprintf("Copying '%s' to clipboard", truncated), false)
+ if c.UserConfig.OS.CopyToClipboardCmd != "" {
+ cmdStr := utils.ResolvePlaceholderString(c.UserConfig.OS.CopyToClipboardCmd, map[string]string{
+ "text": c.Cmd.Quote(str),
+ })
+ return c.Cmd.NewShell(cmdStr).Run()
+ }
+
  return clipboard.WriteAll(str)
 }
 

pkg/config/user_config.go

@@ -346,6 +346,9 @@ type OSConfig struct {
  // OpenLinkCommand is the command for opening a link
  // Deprecated: use OpenLink instead.
  OpenLinkCommand string `yaml:"openLinkCommand,omitempty"`
+
+ // CopyToClipboardCmd is the command for copying to clipboard
+ CopyToClipboardCmd string `yaml:"copyToClipboardCmd,omitempty"`
 }
 
 type CustomCommandAfterHook struct {