~dricottone/vim-markdown-preview

ref: 83efd46cde61af369796e15895eb6e4223a2a850 vim-markdown-preview/plugin/vim-markdown-preview.vim -rw-r--r-- 3.6 KiB
83efd46c — Jamshed Vesuna Merge pull request #11 from oshybystyi/support-for-github-flavoured-md 9 years ago 
                                                                                
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"============================================================
"                    Vim Markdown Preview
"   git@github.com:JamshedVesuna/vim-markdown-preview.git
"============================================================

let b:vim_markdown_preview_browser = get(g:, 'vim_markdown_preview_browser', 'Google Chrome')
let b:vim_markdown_preview_temp_file = get(g:, 'vim_markdown_preview_temp_file', 0)
let b:vim_markdown_preview_toggle = get(g:, 'vim_markdown_preview_toggle', 0)
let b:vim_markdown_preview_github = get(g:, 'vim_markdown_preview_github', 0)

function! Vim_Markdown_Preview()

  let OSNAME = 'Unidentified'

  if has('win32')
    " Not yet used
    let OSNAME = 'win32'
  endif
  if has('unix')
    let OSNAME = 'unix'
  endif
  if has('mac')
    let OSNAME = 'mac'
  endif

  let curr_file = expand('%:p')

  if b:vim_markdown_preview_github == 1
    call system('grip ' . curr_file . ' --export /tmp/vim-markdown-preview.html')
  else
    call system('markdown ' . curr_file . ' > /tmp/vim-markdown-preview.html')
  endif

  if OSNAME == 'unix'
    let chrome_wid = system("xdotool search --name 'vim-markdown-preview.html - " . b:vim_markdown_preview_browser . "'")
    if !chrome_wid
      call system('see /tmp/vim-markdown-preview.html &> /dev/null &')
    else
      let curr_wid = system('xdotool getwindowfocus')
      call system('xdotool windowmap ' . chrome_wid)
      call system('xdotool windowactivate ' . chrome_wid)
      call system("xdotool key 'ctrl+r'")
      call system('xdotool windowactivate ' . curr_wid)
    endif
  endif

  if OSNAME == 'mac'
    call system('open -g /tmp/vim-markdown-preview.html')
  endif

  if b:vim_markdown_preview_temp_file == 1
    sleep 200m
    call system('rm /tmp/vim-markdown-preview.html')
  endif
endfunction


"Renders html locally and displays images
function! Vim_Markdown_Preview_Local()

  let OSNAME = 'Unidentified'

  if has('win32')
    " Not yet used
    let OSNAME = 'win32'
  endif
  if has('unix')
    let OSNAME = 'unix'
  endif
  if has('mac')
    let OSNAME = 'mac'
  endif

  let curr_file = expand('%:p')
  call system('markdown ' . curr_file . ' > ' . curr_file . '.html')

  if OSNAME == 'unix'
    let chrome_wid = system("xdotool search --name '". curr_file . ".html - " . b:vim_markdown_preview_browser . "'")
    if !chrome_wid
      call system('see ' . curr_file . '.html &> /dev/null &')
    else
      let curr_wid = system('xdotool getwindowfocus')
      call system('xdotool windowmap ' . chrome_wid)
      call system('xdotool windowactivate ' . chrome_wid)
      call system("xdotool key 'ctrl+r'")
      call system('xdotool windowactivate ' . curr_wid)
    endif
  endif

  if OSNAME == 'mac'
    call system('open -g ' . curr_file . '.html')
  endif

  if b:vim_markdown_preview_temp_file == 1
    sleep 200m
    call system('rm ' . curr_file . '.html')
  endif
endfunction

if b:vim_markdown_preview_toggle == 0
  "Maps Ctrl-p to Vim_Markdown_Preview()
  autocmd Filetype markdown,md map <buffer> <C-p> :call Vim_Markdown_Preview()<CR>
elseif b:vim_markdown_preview_toggle == 1
  "Display images - Maps Ctrl-p to Vim_Markdown_Preview_Local() - saves the html file locally
  "and displays images in path
  autocmd Filetype markdown,md map <buffer> <C-p> :call Vim_Markdown_Preview_Local()<CR>
elseif b:vim_markdown_preview_toggle == 2
  "Display images - Automatically call Vim_Markdown_Preview_Local() on buffer write
  autocmd BufWritePost *.markdown,*.md :call Vim_Markdown_Preview_Local()
elseif b:vim_markdown_preview_toggle == 3
  "Automatically call Vim_Markdown_Preview() on buffer write
  autocmd BufWritePost *.markdown,*.md :call Vim_Markdown_Preview()
endif