" Vim autoload file for the tohtml plugin. " Maintainer: Ben Fritz " Last Change: 2010 Aug 02 " " Additional contributors: " " Original by Bram Moolenaar " Diff2HTML() added by Christian Brabandt " " See Mercurial change logs for more! " this file uses line continuations let s:cpo_sav = &cpo set cpo-=C func! tohtml#Convert2HTML(line1, line2) let s:settings = tohtml#GetUserSettings() if !&diff || s:settings.diff_one_file if a:line2 >= a:line1 let g:html_start_line = a:line1 let g:html_end_line = a:line2 else let g:html_start_line = a:line2 let g:html_end_line = a:line1 endif runtime syntax/2html.vim else let win_list = [] let buf_list = [] windo | if &diff | call add(win_list, winbufnr(0)) | endif let s:settings.whole_filler = 1 let g:html_diff_win_num = 0 for window in win_list exe ":" . bufwinnr(window) . "wincmd w" let g:html_start_line = 1 let g:html_end_line = line('$') let g:html_diff_win_num += 1 runtime syntax/2html.vim call add(buf_list, bufnr('%')) endfor unlet g:html_diff_win_num call tohtml#Diff2HTML(win_list, buf_list) endif unlet g:html_start_line unlet g:html_end_line unlet s:settings endfunc func! tohtml#Diff2HTML(win_list, buf_list) " TODO: add logic for xhtml let style = ['-->'] let body_line = '' let html = [] call add(html, '') call add(html, '') call add(html, '') call add(html, 'diff') call add(html, '') call add(html, '') " TODO: copy or move encoding logic from 2html.vim so generated markup can " validate without warnings about encoding call add(html, '') let body_line_num = len(html) call add(html, '') call add(html, '') call add(html, '') for buf in a:win_list call add(html, '') endfor call add(html, '') let diff_style_start = 0 let insert_index = 0 for buf in a:buf_list let temp = [] exe bufwinnr(buf) . 'wincmd w' " If text is folded because of user foldmethod settings, etc. we don't want " to act on everything in a fold by mistake. setlocal nofoldenable " When not using CSS or when using xhtml, the line can be important. " Assume it will be the same for all buffers and grab it from the first " buffer. Similarly, need to grab the body end line as well. if body_line == '' 1 call search('', 'b') let s:body_end_line = getline('.') endif " Grab the style information. Some of this will be duplicated... 1 let style_start = search('^') if style_start > 0 && style_end > 0 let buf_styles = getline(style_start + 1, style_end - 1) for a_style in buf_styles if index(style, a_style) == -1 if diff_style_start == 0 if a_style =~ '\?,$d_ let temp = getline(1,'$') " undo deletion of start and end part " so we can later save the file as valid html " TODO: restore using grabbed lines if undolevel is 1? normal 2u call add(html, '') " Close this buffer " TODO: the comment above says we're going to allow saving the file " later...but here we discard it? quit! endfor let html[body_line_num] = body_line call add(html, '') call add(html, '
'.bufname(buf).'
') let html += temp call add(html, '
') call add(html, s:body_end_line) call add(html, '') let i = 1 let name = "Diff" . ".html" " Find an unused file name if current file name is already in use while filereadable(name) let name = substitute(name, '\d*\.html$', '', '') . i . ".html" let i += 1 endwhile exe "topleft new " . name setlocal modifiable " just in case some user autocmd creates content in the new buffer, make sure " it is empty before proceeding %d call append(0, html) if len(style) > 0 1 let style_start = search('^')-1 " Insert javascript to toggle matching folds open and closed in all windows, " if dynamic folding is active. if s:settings.dynamic_folds call append(style_start, [ \ "" \ ]) endif " Insert styles from all the generated html documents and additional styles " for the table-based layout of the side-by-side diff. The diff should take " up the full browser window (but not more), and be static in size, " horizontally scrollable when the lines are too long. Otherwise, the diff " is pretty useless for really long lines. if s:settings.use_css call append(style_start, [ \ '' \ ]) endif endif endfunc " Gets a single user option and sets it in the passed-in Dict, or gives it the " default value if the option doesn't actually exist. func! tohtml#GetOption(settings, option, default) if exists('g:html_'.a:option) let a:settings[a:option] = g:html_{a:option} else let a:settings[a:option] = a:default endif endfunc " returns a Dict containing the values of all user options for 2html, including " default values for those not given an explicit value by the user. Discards the " html_ prefix of the option for nicer looking code. func! tohtml#GetUserSettings() if exists('s:settings') " just restore the known options if we've already retrieved them return s:settings else " otherwise figure out which options are set let user_settings = {} " Define the correct option if the old option name exists and we haven't " already defined the correct one. Maybe I'll put out a warnig message about " this sometime and remove the old option entirely at some even later time, " but for now just silently accept the old option. if exists('g:use_xhtml') && !exists("g:html_use_xhtml") let g:html_use_xhtml = g:use_xhtml endif " get current option settings with appropriate defaults call tohtml#GetOption(user_settings, 'no_progress', !has("statusline") ) call tohtml#GetOption(user_settings, 'diff_one_file', 0 ) call tohtml#GetOption(user_settings, 'number_lines', &number ) call tohtml#GetOption(user_settings, 'use_css', 1 ) call tohtml#GetOption(user_settings, 'ignore_conceal', 0 ) call tohtml#GetOption(user_settings, 'ignore_folding', 0 ) call tohtml#GetOption(user_settings, 'dynamic_folds', 0 ) call tohtml#GetOption(user_settings, 'no_foldcolumn', 0 ) call tohtml#GetOption(user_settings, 'hover_unfold', 0 ) call tohtml#GetOption(user_settings, 'no_pre', 0 ) call tohtml#GetOption(user_settings, 'whole_filler', 0 ) call tohtml#GetOption(user_settings, 'use_xhtml', 0 ) " TODO: encoding? font? These are string options that require more parsing. " override those settings that need it " ignore folding overrides dynamic folding if user_settings.ignore_folding && user_settings.dynamic_folds let user_settings.dynamic_folds = 0 let user_settings.hover_unfold = 0 endif " hover opening implies dynamic folding if user_settings.hover_unfold let user_settings.dynamic_folds = 1 endif " dynamic folding with no foldcolumn implies hover opens if user_settings.dynamic_folds && user_settings.no_foldcolumn let user_settings.hover_unfold = 1 endif " dynamic folding implies css if user_settings.dynamic_folds let user_settings.use_css = 1 endif " if we're not using CSS we cannot use a pre section because tags " aren't allowed inside a 
 block
    if !user_settings.use_css
      let user_settings.no_pre = 1
    endif

    return user_settings
  endif
endfunc

let &cpo = s:cpo_sav
unlet s:cpo_sav

" Make sure any patches will probably use consistent indent
"   vim: ts=8 sw=2 sts=2 noet