canola.nvim/lua/oil/adapters/trash/windows.lua
Barrett Ruth e2cd1e66cf
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refactor: revert canola namespace to oil and remove vim.g config (#120)
* refactor: revert module namespace from canola back to oil

Problem: the canola rename creates unnecessary friction for users
migrating from stevearc/oil.nvim — every `require('oil')` call and
config reference must change.

Solution: revert all module paths, URL schemes, autocmd groups,
highlight groups, and filetype names back to `oil`. The repo stays
`canola.nvim` for identity; the code is a drop-in replacement.

* refactor: remove `vim.g.oil` declarative config

Problem: the `vim.g.oil` configuration path was added prematurely.
It adds a second config entrypoint before the plugin has stabilized
enough to justify it.

Solution: remove `vim.g.oil` support from `plugin/oil.lua`,
`config.setup()`, docs, and tests. Users configure via
`require("oil").setup({})`.
2026-03-10 22:49:56 -04:00

411 lines
14 KiB
Lua

local util = require('oil.util')
local uv = vim.uv or vim.loop
local cache = require('oil.cache')
local config = require('oil.config')
local constants = require('oil.constants')
local files = require('oil.adapters.files')
local fs = require('oil.fs')
local powershell_trash = require('oil.adapters.trash.windows.powershell-trash')
local FIELD_META = constants.FIELD_META
local FIELD_TYPE = constants.FIELD_TYPE
local M = {}
---@return string
local function get_trash_dir()
local cwd = assert(vim.fn.getcwd())
local trash_dir = cwd:sub(1, 3) .. '$Recycle.Bin'
if vim.fn.isdirectory(trash_dir) == 1 then
return trash_dir
end
trash_dir = 'C:\\$Recycle.Bin'
if vim.fn.isdirectory(trash_dir) == 1 then
return trash_dir
end
error('No trash found')
end
---@param path string
---@return string
local win_addslash = function(path)
if not vim.endswith(path, '\\') then
return path .. '\\'
else
return path
end
end
---@class oil.WindowsTrashInfo
---@field trash_file string
---@field original_path string
---@field deletion_date integer
---@field info_file? string
---@param url string
---@param column_defs string[]
---@param cb fun(err?: string, entries?: oil.InternalEntry[], fetch_more?: fun())
M.list = function(url, column_defs, cb)
local _, path = util.parse_url(url)
path = fs.posix_to_os_path(assert(path))
local trash_dir = get_trash_dir()
local show_all_files = fs.is_subpath(path, trash_dir)
powershell_trash.list_raw_entries(function(err, raw_entries)
if err then
cb(err)
return
end
local raw_displayed_entries = vim.tbl_filter(
---@param entry {IsFolder: boolean, DeletionDate: integer, Name: string, Path: string, OriginalPath: string}
function(entry)
local parent = win_addslash(assert(vim.fn.fnamemodify(entry.OriginalPath, ':h')))
local is_in_path = path == parent
local is_subpath = fs.is_subpath(path, parent)
return is_in_path or is_subpath or show_all_files
end,
raw_entries
)
local displayed_entries = vim.tbl_map(
---@param entry {IsFolder: boolean, DeletionDate: integer, Name: string, Path: string, OriginalPath: string}
---@return {[1]:nil, [2]:string, [3]:string, [4]:{stat: uv_fs_t, trash_info: oil.WindowsTrashInfo, display_name: string}}
function(entry)
local parent = win_addslash(assert(vim.fn.fnamemodify(entry.OriginalPath, ':h')))
--- @type oil.InternalEntry
local cache_entry
if path == parent or show_all_files then
local deleted_file_tail = assert(vim.fn.fnamemodify(entry.Path, ':t'))
local deleted_file_head = assert(vim.fn.fnamemodify(entry.Path, ':h'))
local info_file_head = deleted_file_head
--- @type string?
local info_file
cache_entry =
cache.create_entry(url, deleted_file_tail, entry.IsFolder and 'directory' or 'file')
-- info_file on windows has the following format: $I<6 char hash>.<extension>
-- the hash is the same for the deleted file and the info file
-- so, we take the hash (and extension) from the deleted file
--
-- see https://superuser.com/questions/368890/how-does-the-recycle-bin-in-windows-work/1736690#1736690
local info_file_tail = deleted_file_tail:match('^%$R(.*)$') --[[@as string?]]
if info_file_tail then
info_file_tail = '$I' .. info_file_tail
info_file = info_file_head .. '\\' .. info_file_tail
end
cache_entry[FIELD_META] = {
stat = nil,
---@type oil.WindowsTrashInfo
trash_info = {
trash_file = entry.Path,
original_path = entry.OriginalPath,
deletion_date = entry.DeletionDate,
info_file = info_file,
},
display_name = entry.Name,
}
end
if path ~= parent and (show_all_files or fs.is_subpath(path, parent)) then
local name = parent:sub(path:len() + 1)
local next_par = vim.fs.dirname(name)
while next_par ~= '.' do
name = next_par
next_par = vim.fs.dirname(name)
cache_entry = cache.create_entry(url, name, 'directory')
cache_entry[FIELD_META] = {}
end
end
return cache_entry
end,
raw_displayed_entries
)
cb(nil, displayed_entries)
end)
end
M.is_modifiable = function(_bufnr)
return true
end
local current_year
-- Make sure we run this import-time effect in the main loop (mostly for tests)
vim.schedule(function()
current_year = vim.fn.strftime('%Y')
end)
local file_columns = {}
file_columns.mtime = {
render = function(entry, conf)
local meta = entry[FIELD_META]
if not meta then
return nil
end
---@type oil.WindowsTrashInfo
local trash_info = meta.trash_info
local time = trash_info and trash_info.deletion_date
if not time then
return nil
end
local fmt = conf and conf.format
local ret
if fmt then
ret = vim.fn.strftime(fmt, time)
else
local year = vim.fn.strftime('%Y', time)
if year ~= current_year then
ret = vim.fn.strftime('%b %d %Y', time)
else
ret = vim.fn.strftime('%b %d %H:%M', time)
end
end
return ret
end,
get_sort_value = function(entry)
local meta = entry[FIELD_META]
---@type nil|oil.WindowsTrashInfo
local trash_info = meta and meta.trash_info
if trash_info and trash_info.deletion_date then
return trash_info.deletion_date
else
return 0
end
end,
parse = function(line, conf)
local fmt = conf and conf.format
local pattern
if fmt then
pattern = fmt:gsub('%%.', '%%S+')
else
pattern = '%S+%s+%d+%s+%d%d:?%d%d'
end
return line:match('^(' .. pattern .. ')%s+(.+)$')
end,
}
---@param name string
---@return nil|oil.ColumnDefinition
M.get_column = function(name)
return file_columns[name]
end
---@param action oil.Action
---@return boolean
M.filter_action = function(action)
if action.type == 'create' then
return false
elseif action.type == 'delete' then
local entry = assert(cache.get_entry_by_url(action.url))
local meta = entry[FIELD_META]
return meta ~= nil and meta.trash_info ~= nil
elseif action.type == 'move' then
local src_adapter = assert(config.get_adapter_by_scheme(action.src_url))
local dest_adapter = assert(config.get_adapter_by_scheme(action.dest_url))
return src_adapter.name == 'files' or dest_adapter.name == 'files'
-- selene: allow(if_same_then_else)
elseif action.type == 'copy' then
local src_adapter = assert(config.get_adapter_by_scheme(action.src_url))
local dest_adapter = assert(config.get_adapter_by_scheme(action.dest_url))
return src_adapter.name == 'files' or dest_adapter.name == 'files'
else
error(string.format("Bad action type '%s'", action.type))
end
end
---@param url string
---@param callback fun(url: string)
M.normalize_url = function(url, callback)
local scheme, path = util.parse_url(url)
assert(path)
local os_path = vim.fn.fnamemodify(fs.posix_to_os_path(path), ':p')
assert(os_path)
uv.fs_realpath(
os_path,
vim.schedule_wrap(function(_err, new_os_path)
local realpath = new_os_path or os_path
callback(scheme .. util.addslash(fs.os_to_posix_path(realpath)))
end)
)
end
---@param url string
---@param entry oil.Entry
---@param cb fun(path: string)
M.get_entry_path = function(url, entry, cb)
local internal_entry = assert(cache.get_entry_by_id(entry.id))
local meta = internal_entry[FIELD_META] --[[@as {stat: uv_fs_t, trash_info: oil.WindowsTrashInfo, display_name: string}]]
local trash_info = meta and meta.trash_info
if not trash_info then
-- This is a subpath in the trash
M.normalize_url(url, cb)
return
end
local path = fs.os_to_posix_path(trash_info.trash_file)
if entry.type == 'directory' then
path = win_addslash(path)
end
cb('oil://' .. path)
end
---@param err oil.ParseError
---@return boolean
M.filter_error = function(err)
if err.message == 'Duplicate filename' then
return false
end
return true
end
---@param action oil.Action
---@return string
M.render_action = function(action)
if action.type == 'delete' then
local entry = assert(cache.get_entry_by_url(action.url))
local meta = entry[FIELD_META]
---@type oil.WindowsTrashInfo
local trash_info = assert(meta).trash_info
local short_path = fs.shorten_path(trash_info.original_path)
return string.format(' PURGE %s', short_path)
elseif action.type == 'move' then
local src_adapter = assert(config.get_adapter_by_scheme(action.src_url))
local dest_adapter = assert(config.get_adapter_by_scheme(action.dest_url))
if src_adapter.name == 'files' then
local _, path = util.parse_url(action.src_url)
assert(path)
local short_path = files.to_short_os_path(path, action.entry_type)
return string.format(' TRASH %s', short_path)
elseif dest_adapter.name == 'files' then
local _, path = util.parse_url(action.dest_url)
assert(path)
local short_path = files.to_short_os_path(path, action.entry_type)
return string.format('RESTORE %s', short_path)
else
error('Must be moving files into or out of trash')
end
elseif action.type == 'copy' then
local src_adapter = assert(config.get_adapter_by_scheme(action.src_url))
local dest_adapter = assert(config.get_adapter_by_scheme(action.dest_url))
if src_adapter.name == 'files' then
local _, path = util.parse_url(action.src_url)
assert(path)
local short_path = files.to_short_os_path(path, action.entry_type)
return string.format(' COPY %s -> TRASH', short_path)
elseif dest_adapter.name == 'files' then
local _, path = util.parse_url(action.dest_url)
assert(path)
local short_path = files.to_short_os_path(path, action.entry_type)
return string.format('RESTORE %s', short_path)
else
error('Must be copying files into or out of trash')
end
else
error(string.format("Bad action type '%s'", action.type))
end
end
---@param trash_info oil.WindowsTrashInfo
---@param cb fun(err?: string, raw_entries: oil.WindowsRawEntry[]?)
local purge = function(trash_info, cb)
fs.recursive_delete('file', trash_info.info_file, function(err)
if err then
return cb(err)
end
fs.recursive_delete('file', trash_info.trash_file, cb)
end)
end
---@param path string
---@param type string
---@param cb fun(err?: string, trash_info?: oil.TrashInfo)
local function create_trash_info_and_copy(path, type, cb)
local temp_path = path .. 'temp'
-- create a temporary copy on the same location
fs.recursive_copy(
type,
path,
temp_path,
vim.schedule_wrap(function(err)
if err then
return cb(err)
end
-- delete original file
M.delete_to_trash(path, function(err2)
if err2 then
return cb(err2)
end
-- rename temporary copy to the original file name
fs.recursive_move(type, temp_path, path, cb)
end)
end)
)
end
---@param action oil.Action
---@param cb fun(err: nil|string)
M.perform_action = function(action, cb)
if action.type == 'delete' then
local entry = assert(cache.get_entry_by_url(action.url))
local meta = entry[FIELD_META] --[[@as {stat: uv_fs_t, trash_info: oil.WindowsTrashInfo, display_name: string}]]
local trash_info = meta and meta.trash_info
purge(trash_info, cb)
elseif action.type == 'move' then
local src_adapter = assert(config.get_adapter_by_scheme(action.src_url))
local dest_adapter = assert(config.get_adapter_by_scheme(action.dest_url))
if src_adapter.name == 'files' then
local _, path = util.parse_url(action.src_url)
M.delete_to_trash(assert(path), cb)
elseif dest_adapter.name == 'files' then
-- Restore
local _, dest_path = util.parse_url(action.dest_url)
assert(dest_path)
dest_path = fs.posix_to_os_path(dest_path)
local entry = assert(cache.get_entry_by_url(action.src_url))
local meta = entry[FIELD_META] --[[@as {stat: uv_fs_t, trash_info: oil.WindowsTrashInfo, display_name: string}]]
local trash_info = meta and meta.trash_info
fs.recursive_move(action.entry_type, trash_info.trash_file, dest_path, function(err)
if err then
return cb(err)
end
uv.fs_unlink(trash_info.info_file, cb)
end)
end
elseif action.type == 'copy' then
local src_adapter = assert(config.get_adapter_by_scheme(action.src_url))
local dest_adapter = assert(config.get_adapter_by_scheme(action.dest_url))
if src_adapter.name == 'files' then
local _, path = util.parse_url(action.src_url)
assert(path)
path = fs.posix_to_os_path(path)
local entry = assert(cache.get_entry_by_url(action.src_url))
create_trash_info_and_copy(path, entry[FIELD_TYPE], cb)
elseif dest_adapter.name == 'files' then
-- Restore
local _, dest_path = util.parse_url(action.dest_url)
assert(dest_path)
dest_path = fs.posix_to_os_path(dest_path)
local entry = assert(cache.get_entry_by_url(action.src_url))
local meta = entry[FIELD_META] --[[@as {stat: uv_fs_t, trash_info: oil.WindowsTrashInfo, display_name: string}]]
local trash_info = meta and meta.trash_info
fs.recursive_copy(action.entry_type, trash_info.trash_file, dest_path, cb)
else
error('Must be moving files into or out of trash')
end
else
cb(string.format('Bad action type: %s', action.type))
end
end
M.supported_cross_adapter_actions = { files = 'move' }
---@param path string
---@param cb fun(err?: string)
M.delete_to_trash = function(path, cb)
powershell_trash.delete_to_trash(path, cb)
end
return M