2010-07-11 22:38:52 +02:00
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" Vim autoload file for the tohtml plugin.
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2010-07-16 20:35:36 +02:00
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" Maintainer: Ben Fritz <fritzophrenic@gmail.com>
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2010-07-18 14:07:22 +02:00
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" Last Change: 2010 July 16
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2010-07-11 22:38:52 +02:00
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"
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2010-07-16 20:35:36 +02:00
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" Additional contributors:
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"
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2010-07-18 14:07:22 +02:00
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" Original by Bram Moolenaar <Bram@vim.org>
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" Diff2HTML() added by Christian Brabandt <cb@256bit.org>
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2010-07-16 20:35:36 +02:00
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"
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2010-07-18 14:07:22 +02:00
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" See Mercurial change logs for more!
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2010-07-16 20:35:36 +02:00
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" this file uses line continuations
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let s:cpo_sav = &cpo
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set cpo-=C
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2010-07-11 22:38:52 +02:00
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func! tohtml#Convert2HTML(line1, line2)
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2010-07-16 20:35:36 +02:00
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let old_vals = tohtml#OverrideUserSettings()
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if !&diff || exists("g:html_diff_one_file")
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2010-07-11 22:38:52 +02:00
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if a:line2 >= a:line1
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let g:html_start_line = a:line1
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let g:html_end_line = a:line2
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else
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let g:html_start_line = a:line2
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let g:html_end_line = a:line1
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endif
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runtime syntax/2html.vim
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else
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let win_list = []
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let buf_list = []
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2010-07-16 20:35:36 +02:00
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windo | if &diff | call add(win_list, winbufnr(0)) | endif
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2010-07-11 22:38:52 +02:00
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let save_hwf = exists("g:html_whole_filler")
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let g:html_whole_filler = 1
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2010-07-16 20:35:36 +02:00
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let g:html_diff_win_num = 0
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2010-07-11 22:38:52 +02:00
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for window in win_list
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exe ":" . bufwinnr(window) . "wincmd w"
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let g:html_start_line = 1
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let g:html_end_line = line('$')
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2010-07-16 20:35:36 +02:00
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let g:html_diff_win_num += 1
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2010-07-11 22:38:52 +02:00
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runtime syntax/2html.vim
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call add(buf_list, bufnr('%'))
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2010-07-16 20:35:36 +02:00
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"exec '%s#<span id=''\zsfold\d\+\ze''#win'.win_num.'\0#ge'
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2010-07-11 22:38:52 +02:00
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endfor
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2010-07-16 20:35:36 +02:00
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unlet g:html_diff_win_num
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2010-07-11 22:38:52 +02:00
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if !save_hwf
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unlet g:html_whole_filler
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endif
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call tohtml#Diff2HTML(win_list, buf_list)
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endif
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2010-07-16 20:35:36 +02:00
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call tohtml#RestoreUserSettings(old_vals)
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2010-07-11 22:38:52 +02:00
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unlet g:html_start_line
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unlet g:html_end_line
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endfunc
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func! tohtml#Diff2HTML(win_list, buf_list)
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2010-07-16 20:35:36 +02:00
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" TODO: add logic for xhtml
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2010-07-11 22:38:52 +02:00
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let style = []
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let html = []
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call add(html, '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"')
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call add(html, ' "http://www.w3.org/TR/html4/loose.dtd">')
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call add(html, '<html>')
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call add(html, '<head>')
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call add(html, '<title>diff</title>')
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2010-07-16 20:35:36 +02:00
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call add(html, '<meta name="Generator" content="Vim/'.v:version/100.'.'.v:version%100.'">')
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" TODO: copy or move encoding logic from 2html.vim so generated markup can
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" validate without warnings about encoding
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2010-07-11 22:38:52 +02:00
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call add(html, '</head>')
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call add(html, '<body>')
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call add(html, '<table border="1" width="100%">')
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2010-07-16 20:35:36 +02:00
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2010-07-11 22:38:52 +02:00
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call add(html, '<tr>')
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for buf in a:win_list
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call add(html, '<th>'.bufname(buf).'</th>')
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endfor
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call add(html, '</tr><tr>')
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for buf in a:buf_list
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let temp = []
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exe bufwinnr(buf) . 'wincmd w'
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2010-07-16 20:35:36 +02:00
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" If text is folded because of user foldmethod settings, etc. we don't want
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" to act on everything in a fold by mistake.
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setlocal nofoldenable
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2010-07-11 22:38:52 +02:00
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" Grab the style information. Some of this will be duplicated...
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1
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let style_start = search('^<style type="text/css">')
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1
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let style_end = search('^</style>')
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if style_start > 0 && style_end > 0
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let style += getline(style_start + 1, style_end - 1)
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endif
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" Delete those parts that are not needed so
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" we can include the rest into the resulting table
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1,/^<body/d_
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$
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?</body>?,$d_
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let temp = getline(1,'$')
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" undo deletion of start and end part
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" so we can later save the file as valid html
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2010-07-16 20:35:36 +02:00
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" TODO: restore using grabbed lines if undolevel is 1?
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2010-07-11 22:38:52 +02:00
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normal 2u
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2010-07-16 20:35:36 +02:00
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call add(html, '<td nowrap valign="top"><div>')
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2010-07-11 22:38:52 +02:00
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let html += temp
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2010-07-16 20:35:36 +02:00
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call add(html, '</div></td>')
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2010-07-11 22:38:52 +02:00
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" Close this buffer
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2010-07-16 20:35:36 +02:00
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" TODO: the comment above says we're going to allow saving the file
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" later...but here we discard it?
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2010-07-11 22:38:52 +02:00
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quit!
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endfor
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call add(html, '</tr>')
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call add(html, '</table>')
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call add(html, '</body>')
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call add(html, '</html>')
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let i = 1
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let name = "Diff" . ".html"
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2010-07-16 20:35:36 +02:00
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" Find an unused file name if current file name is already in use
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2010-07-11 22:38:52 +02:00
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while filereadable(name)
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let name = substitute(name, '\d*\.html$', '', '') . i . ".html"
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let i += 1
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2010-07-16 20:35:36 +02:00
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endwhile
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exe "topleft new " . name
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setlocal modifiable
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" just in case some user autocmd creates content in the new buffer, make sure
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" it is empty before proceeding
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%d
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2010-07-11 22:38:52 +02:00
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call append(0, html)
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2010-07-16 20:35:36 +02:00
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2010-07-11 22:38:52 +02:00
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if len(style) > 0
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1
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2010-07-16 20:35:36 +02:00
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let style_start = search('^</head>')-1
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" Insert javascript to toggle matching folds open and closed in all windows,
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" if dynamic folding is active.
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if exists("g:html_dynamic_folds")
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call append(style_start, [
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2010-07-18 14:07:22 +02:00
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\ "<script type='text/javascript'>",
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\ " <!--",
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\ " function toggleFold(objID)",
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\ " {",
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\ " for (win_num = 1; win_num <= ".len(a:buf_list)."; win_num++)",
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\ " {",
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\ " var fold;",
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\ ' fold = document.getElementById("win"+win_num+objID);',
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\ " if(fold.className == 'closed-fold')",
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\ " {",
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\ " fold.className = 'open-fold';",
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\ " }",
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\ " else if (fold.className == 'open-fold')",
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\ " {",
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\ " fold.className = 'closed-fold';",
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\ " }",
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\ " }",
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\ " }",
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\ " -->",
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\ "</script>"
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\ ])
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2010-07-16 20:35:36 +02:00
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endif
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" Insert styles from all the generated html documents and additional styles
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" for the table-based layout of the side-by-side diff. The diff should take
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" up the full browser window (but not more), and be static in size,
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" horizontally scrollable when the lines are too long. Otherwise, the diff
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" is pretty useless for really long lines.
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if exists("g:html_use_css")
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call append(style_start, [
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2010-07-18 14:07:22 +02:00
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\ '<style type="text/css">']+
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\ style+[
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\ '<!--',
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\ 'table { table-layout: fixed; }',
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\ 'html, body, table, tbody { width: 100%; margin: 0; padding: 0; }',
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\ 'th, td { width: '.printf("%.1f",100.0/len(a:win_list)).'%; }',
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\ 'td div { overflow: auto; }',
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\ '-->',
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\ '</style>'
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\ ])
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2010-07-16 20:35:36 +02:00
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endif
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endif
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endfunc
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func! tohtml#OverrideUserSettings()
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let old_settings = {}
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" make copies of the user-defined settings that we may overrule
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let old_settings.html_dynamic_folds = exists("g:html_dynamic_folds")
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let old_settings.html_hover_unfold = exists("g:html_hover_unfold")
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let old_settings.html_use_css = exists("g:html_use_css")
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" hover opening implies dynamic folding
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if exists("g:html_hover_unfold")
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let g:html_dynamic_folds = 1
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2010-07-11 22:38:52 +02:00
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endif
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2010-07-16 20:35:36 +02:00
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" dynamic folding with no foldcolumn implies hover opens
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if exists("g:html_dynamic_folds") && exists("g:html_no_foldcolumn")
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let g:html_hover_unfold = 1
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endif
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" ignore folding overrides dynamic folding
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if exists("g:html_ignore_folding") && exists("g:html_dynamic_folds")
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unlet g:html_dynamic_folds
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endif
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" dynamic folding implies css
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if exists("g:html_dynamic_folds")
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let g:html_use_css = 1
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endif
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return old_settings
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2010-07-11 22:38:52 +02:00
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endfunc
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2010-07-16 20:35:36 +02:00
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func! tohtml#RestoreUserSettings(old_settings)
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" restore any overridden user options
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if a:old_settings.html_dynamic_folds
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let g:html_dynamic_folds = 1
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else
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unlet! g:html_dynamic_folds
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endif
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if a:old_settings.html_hover_unfold
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let g:html_hover_unfold = 1
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else
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unlet! g:html_hover_unfold
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endif
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if a:old_settings.html_use_css
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let g:html_use_css = 1
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else
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unlet! g:html_use_css
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endif
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endfunc
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let &cpo = s:cpo_sav
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unlet s:cpo_sav
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" Make sure any patches will probably use consistent indent
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2010-07-18 14:07:22 +02:00
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" vim: ts=8 sw=2 sts=2 noet
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