101 lines
4.5 KiB
VimL
101 lines
4.5 KiB
VimL
" Integration between Vim and its environment.
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"
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" Author: Peter Odding <peter@peterodding.com>
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" Last Change: June 19, 2013
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" URL: http://peterodding.com/code/vim/misc/
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let s:enoimpl = "vim-misc %s: %s() hasn't been implemented for your platform! If you have suggestions, please get in touch at https://github.com/xolox/vim-misc/issues"
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let s:handlers = ['gnome-open', 'kde-open', 'exo-open', 'xdg-open']
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function! xolox#misc#open#file(location, ...) " {{{1
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" Given a pathname or URL as the first argument, this opens the file with
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" the program associated with the file type. So for example a text file
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" might open in Vim, an `*.html` file would probably open in your web
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" browser and a media file would open in a media player.
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"
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" This should work on Windows, Mac OS X and most Linux distributions. If
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" this fails to find a file association, you can pass one or more external
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" commands to try as additional arguments. For example:
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"
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" :call xolox#misc#open#file('/path/to/my/file', 'firefox', 'google-chrome')
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"
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" This generally shouldn't be necessary but it might come in handy now and
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" then.
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if xolox#misc#os#is_win()
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try
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call xolox#shell#open_with_windows_shell(a:location)
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catch /^Vim\%((\a\+)\)\=:E117/
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let command = '!start CMD /C START "" %s'
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silent execute printf(command, xolox#misc#escape#shell(a:location))
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endtry
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return
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elseif xolox#misc#os#is_mac()
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call xolox#misc#msg#debug("vim-misc %s: Detected Mac OS X, using 'open' command to open %s ..", g:xolox#misc#version, string(a:location))
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let cmd = 'open ' . shellescape(a:location) . ' 2>&1'
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call s:handle_error(cmd, system(cmd))
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return
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else
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for handler in s:handlers + a:000
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if executable(handler)
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call xolox#misc#msg#debug("vim-misc %s: Using '%s' to open '%s'.", g:xolox#misc#version, handler, a:location)
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let cmd = shellescape(handler) . ' ' . shellescape(a:location) . ' 2>&1'
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call s:handle_error(cmd, system(cmd))
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return
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endif
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endfor
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endif
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throw printf(s:enoimpl, g:xolox#misc#version, 'xolox#misc#open#file')
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endfunction
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function! xolox#misc#open#url(url) " {{{1
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" Given a URL as the first argument, this opens the URL in your preferred or
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" best available web browser:
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"
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" - In GUI environments a graphical web browser will open (or a new tab will
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" be created in an existing window)
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" - In console Vim without a GUI environment, when you have any of `lynx`,
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" `links` or `w3m` installed it will launch a command line web browser in
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" front of Vim (temporarily suspending Vim)
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let url = a:url
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if url !~ '^\w\+://'
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call xolox#misc#msg#debug("vim-misc %s: The URL %s doesn't contain a scheme, improvising ..", g:xolox#misc#version, string(url))
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if url !~ '@'
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call xolox#misc#msg#debug("vim-misc %s: Defaulting to http:// URL scheme ..", g:xolox#misc#version)
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let url = 'http://' . url
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elseif url !~ '^mailto:'
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call xolox#misc#msg#debug("vim-misc %s: Defaulting to mailto: URL scheme ..", g:xolox#misc#version)
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let url = 'mailto:' . url
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endif
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endif
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let on_unix = has('unix')
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let not_on_mac = !xolox#misc#os#is_mac()
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let no_gui_available = (has('gui_running') == 0 && $DISPLAY == '')
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if on_unix && not_on_mac && no_gui_available
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call xolox#misc#msg#debug("vim-misc %s: Using command line web browser because no GUI seems to be available ..", g:xolox#misc#version)
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for browser in ['lynx', 'links', 'w3m']
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call xolox#misc#msg#debug("vim-misc %s: Checking whether %s command line web browser is installed ..", g:xolox#misc#version, string(browser))
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if executable(browser)
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call xolox#misc#msg#debug("vim-misc %s: Found %s, using it to open %s ..", g:xolox#misc#version, string(browser), string(url))
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execute '!' . browser fnameescape(url)
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call s:handle_error(browser . ' ' . url, '')
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return
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endif
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endfor
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endif
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call xolox#misc#msg#debug("vim-misc %s: Defaulting to GUI web browser to open %s ..", g:xolox#misc#version, string(url))
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call xolox#misc#open#file(url, 'firefox', 'google-chrome')
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endfunction
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function! s:handle_error(cmd, output) " {{{1
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if v:shell_error
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let message = "vim-misc %s: Failed to execute program! (command line: %s%s)"
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let output = strtrans(xolox#misc#str#trim(a:output))
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if output != ''
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let output = ", output: " . string(output)
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endif
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throw printf(message, g:xolox#misc#version, a:cmd, output)
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endif
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endfunction
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" vim: et ts=2 sw=2 fdm=marker
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