64 lines
2.6 KiB
Plaintext
64 lines
2.6 KiB
Plaintext
## If set to true, backups will be removed as soon as they have been restored
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decl bool autorestore_purge_restored true
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## Insert the content of the backup file into the current buffer, if a suitable one is found
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def autorestore-restore-buffer -docstring "Restore the backup for the current file if it exists" %{
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%sh{
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test ! -f "${kak_buffile}" && exit
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buffer_basename=$(basename "${kak_buffile}")
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buffer_dirname=$(dirname "${kak_buffile}")
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## Find the name of the latest backup created for the buffer that was open
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## The backup file has to have been last modified more recently than the file we are editing
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## Other backups are removed
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backup_path=$(find "${buffer_dirname}" -maxdepth 1 -type f -name "\.${buffer_basename}\.kak\.*" \
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\( \( -newer "${kak_buffile}" -exec ls -1t {} + \) -o \( -exec rm {} \; \) \) 2>/dev/null)
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if [ -z "${backup_path}" ]; then
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exit
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fi
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# Only get the most recent one
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backup_path=$(ls -t $backup_path | head -n1)
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printf %s\\n "
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## Replace the content of the buffer with the content of the backup file
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exec -draft %{ %d!cat<space>${backup_path}<ret>d }
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eval -client %val{client} echo -color Information 'Backup restored'
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## If the backup file has to be removed, issue the command once
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## the current buffer has been saved
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## If the autorestore_purge_restored option has been unset right after the
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## buffer was restored, do not remove the backup
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hook -group autorestore buffer BufWritePost '${kak_buffile}' %{
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nop %sh{
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if [ \"\${kak_opt_autorestore_purge_restored}\" = true ]; then
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rm -f '${backup_path}'
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fi
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}
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}
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"
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}
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}
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## Remove all the backups that have been created for the current buffer
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def autorestore-purge-backups -docstring "Remove all the backups of the current buffer" %{
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nop %sh{
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test ! -f "${kak_buffile}" && exit
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buffer_basename=$(basename "${kak_bufname}")
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buffer_dirname=$(dirname "${kak_bufname}")
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find "${buffer_dirname}" -maxdepth 1 -type f -readable -name "\.${buffer_basename}\.kak\.*" -delete 2>/dev/null
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}
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echo -color Information 'Backup files removed'
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}
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## If for some reason, backup files need to be ignored
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def autorestore-disable -docstring "Disable automatic backup recovering" %{
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remove-hooks global autorestore
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}
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hook -group autorestore global BufOpenFile .* %{ autorestore-restore-buffer }
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