"=============================================================================
" FILE: vimfiler/execute.vim
" AUTHOR:  Shougo Matsushita <Shougo.Matsu@gmail.com>
" License: MIT license  {{{
"     Permission is hereby granted, free of charge, to any person obtaining
"     a copy of this software and associated documentation files (the
"     "Software"), to deal in the Software without restriction, including
"     without limitation the rights to use, copy, modify, merge, publish,
"     distribute, sublicense, and/or sell copies of the Software, and to
"     permit persons to whom the Software is furnished to do so, subject to
"     the following conditions:
"
"     The above copyright notice and this permission notice shall be included
"     in all copies or substantial portions of the Software.
"
"     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
"     OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
"     MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
"     IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
"     CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
"     TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
"     SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
" }}}
"=============================================================================

let s:save_cpo = &cpo
set cpo&vim

function! unite#sources#vimfiler_execute#define() abort "{{{
  return s:source
endfunction"}}}

let s:source = {
      \ 'name' : 'vimfiler/execute',
      \ 'description' : 'candidates from vimfiler execute list',
      \ 'hooks' : {},
      \ 'is_listed' : 0,
      \ }

function! s:source.hooks.on_init(args, context) abort "{{{
  let winnr = winnr()
  try
    call vimfiler#util#winmove(a:context.vimfiler__winnr)

    if &filetype !=# 'vimfiler'
      return []
    endif

    let a:context.source__file = vimfiler#get_file(b:vimfiler, line('.'))
  finally
    call vimfiler#util#winmove(winnr)
  endtry
  if &filetype !=# 'vimfiler'
    return
  endif
endfunction"}}}

function! s:source.gather_candidates(args, context) abort "{{{
  if !has_key(a:context, 'source__file')
    return []
  endif

  " Search user execute file.
  let ext = a:context.source__file.vimfiler__extension

  let candidates = []
  let commands = get(g:vimfiler_execute_file_list, ext,
        \ get(g:vimfiler_execute_file_list, '_', []))
  for command in type(commands) == type([]) ?
        \ commands : [commands]
    let dict = { 'word' : command }

    if command ==# 'vim'
        call unite#print_error(printf(
              \ '[vimfiler/execute] You cannot edit "%s" by vimfiler/execute.',
              \ a:context.source__file.action__path))
        return []
    elseif !executable(command)
        call unite#print_error(printf(
              \ '[vimfiler/execute] Command "%s" is not executable file.', command))
        return []
    else
      let dict.kind = 'guicmd'
      let dict.action__path = command
      let dict.action__args =
            \ [a:context.source__file.action__path]
    endif

    call add(candidates, dict)
  endfor

  return candidates
endfunction"}}}

let &cpo = s:save_cpo
unlet s:save_cpo

" vim: foldmethod=marker