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-" Vim autoload file for the tohtml plugin.
-" Maintainer: Ben Fritz <fritzophrenic@gmail.com>
-" Last Change: 2023 Sep 03
-"
-" Additional contributors:
-"
-" Original by Bram Moolenaar <Bram@vim.org>
-" Diff2HTML() added by Christian Brabandt <cb@256bit.org>
-"
-" See Mercurial change logs for more!
-
-" this file uses line continuations
-let s:cpo_sav = &cpo
-set cpo&vim
-
-" Automatically find charsets from all encodings supported natively by Vim. With
-" the 8bit- and 2byte- prefixes, Vim can actually support more encodings than
-" this. Let the user specify these however since they won't be supported on
-" every system.
-"
-" Note, not all of Vim's supported encodings have a charset to use.
-"
-" Names in this list are from:
-" http://www.iana.org/assignments/character-sets
-" g:tohtml#encoding_to_charset: {{{
-let g:tohtml#encoding_to_charset = {
- \ 'latin1' : 'ISO-8859-1',
- \ 'iso-8859-2' : 'ISO-8859-2',
- \ 'iso-8859-3' : 'ISO-8859-3',
- \ 'iso-8859-4' : 'ISO-8859-4',
- \ 'iso-8859-5' : 'ISO-8859-5',
- \ 'iso-8859-6' : 'ISO-8859-6',
- \ 'iso-8859-7' : 'ISO-8859-7',
- \ 'iso-8859-8' : 'ISO-8859-8',
- \ 'iso-8859-9' : 'ISO-8859-9',
- \ 'iso-8859-10' : '',
- \ 'iso-8859-13' : 'ISO-8859-13',
- \ 'iso-8859-14' : '',
- \ 'iso-8859-15' : 'ISO-8859-15',
- \ 'koi8-r' : 'KOI8-R',
- \ 'koi8-u' : 'KOI8-U',
- \ 'macroman' : 'macintosh',
- \ 'cp437' : '',
- \ 'cp775' : '',
- \ 'cp850' : '',
- \ 'cp852' : '',
- \ 'cp855' : '',
- \ 'cp857' : '',
- \ 'cp860' : '',
- \ 'cp861' : '',
- \ 'cp862' : '',
- \ 'cp863' : '',
- \ 'cp865' : '',
- \ 'cp866' : 'IBM866',
- \ 'cp869' : '',
- \ 'cp874' : '',
- \ 'cp1250' : 'windows-1250',
- \ 'cp1251' : 'windows-1251',
- \ 'cp1253' : 'windows-1253',
- \ 'cp1254' : 'windows-1254',
- \ 'cp1255' : 'windows-1255',
- \ 'cp1256' : 'windows-1256',
- \ 'cp1257' : 'windows-1257',
- \ 'cp1258' : 'windows-1258',
- \ 'euc-jp' : 'EUC-JP',
- \ 'sjis' : 'Shift_JIS',
- \ 'cp932' : 'Shift_JIS',
- \ 'cp949' : '',
- \ 'euc-kr' : 'EUC-KR',
- \ 'cp936' : 'GBK',
- \ 'euc-cn' : 'GB2312',
- \ 'big5' : 'Big5',
- \ 'cp950' : 'Big5',
- \ 'utf-8' : 'UTF-8',
- \ 'ucs-2' : 'UTF-8',
- \ 'ucs-2le' : 'UTF-8',
- \ 'utf-16' : 'UTF-8',
- \ 'utf-16le' : 'UTF-8',
- \ 'ucs-4' : 'UTF-8',
- \ 'ucs-4le' : 'UTF-8',
- \ }
-lockvar g:tohtml#encoding_to_charset
-" Notes:
-" 1. All UCS/UTF are converted to UTF-8 because it is much better supported
-" 2. Any blank spaces are there because Vim supports it but at least one major
-" web browser does not according to http://wiki.whatwg.org/wiki/Web_Encodings.
-" }}}
-
-" Only automatically find encodings supported natively by Vim, let the user
-" specify the encoding if it's not natively supported. This function is only
-" used when the user specifies the charset, they better know what they are
-" doing!
-"
-" Names in this list are from:
-" http://www.iana.org/assignments/character-sets
-" g:tohtml#charset_to_encoding: {{{
-let g:tohtml#charset_to_encoding = {
- \ 'iso_8859-1:1987' : 'latin1',
- \ 'iso-ir-100' : 'latin1',
- \ 'iso_8859-1' : 'latin1',
- \ 'iso-8859-1' : 'latin1',
- \ 'latin1' : 'latin1',
- \ 'l1' : 'latin1',
- \ 'ibm819' : 'latin1',
- \ 'cp819' : 'latin1',
- \ 'csisolatin1' : 'latin1',
- \ 'iso_8859-2:1987' : 'iso-8859-2',
- \ 'iso-ir-101' : 'iso-8859-2',
- \ 'iso_8859-2' : 'iso-8859-2',
- \ 'iso-8859-2' : 'iso-8859-2',
- \ 'latin2' : 'iso-8859-2',
- \ 'l2' : 'iso-8859-2',
- \ 'csisolatin2' : 'iso-8859-2',
- \ 'iso_8859-3:1988' : 'iso-8859-3',
- \ 'iso-ir-109' : 'iso-8859-3',
- \ 'iso_8859-3' : 'iso-8859-3',
- \ 'iso-8859-3' : 'iso-8859-3',
- \ 'latin3' : 'iso-8859-3',
- \ 'l3' : 'iso-8859-3',
- \ 'csisolatin3' : 'iso-8859-3',
- \ 'iso_8859-4:1988' : 'iso-8859-4',
- \ 'iso-ir-110' : 'iso-8859-4',
- \ 'iso_8859-4' : 'iso-8859-4',
- \ 'iso-8859-4' : 'iso-8859-4',
- \ 'latin4' : 'iso-8859-4',
- \ 'l4' : 'iso-8859-4',
- \ 'csisolatin4' : 'iso-8859-4',
- \ 'iso_8859-5:1988' : 'iso-8859-5',
- \ 'iso-ir-144' : 'iso-8859-5',
- \ 'iso_8859-5' : 'iso-8859-5',
- \ 'iso-8859-5' : 'iso-8859-5',
- \ 'cyrillic' : 'iso-8859-5',
- \ 'csisolatincyrillic' : 'iso-8859-5',
- \ 'iso_8859-6:1987' : 'iso-8859-6',
- \ 'iso-ir-127' : 'iso-8859-6',
- \ 'iso_8859-6' : 'iso-8859-6',
- \ 'iso-8859-6' : 'iso-8859-6',
- \ 'ecma-114' : 'iso-8859-6',
- \ 'asmo-708' : 'iso-8859-6',
- \ 'arabic' : 'iso-8859-6',
- \ 'csisolatinarabic' : 'iso-8859-6',
- \ 'iso_8859-7:1987' : 'iso-8859-7',
- \ 'iso-ir-126' : 'iso-8859-7',
- \ 'iso_8859-7' : 'iso-8859-7',
- \ 'iso-8859-7' : 'iso-8859-7',
- \ 'elot_928' : 'iso-8859-7',
- \ 'ecma-118' : 'iso-8859-7',
- \ 'greek' : 'iso-8859-7',
- \ 'greek8' : 'iso-8859-7',
- \ 'csisolatingreek' : 'iso-8859-7',
- \ 'iso_8859-8:1988' : 'iso-8859-8',
- \ 'iso-ir-138' : 'iso-8859-8',
- \ 'iso_8859-8' : 'iso-8859-8',
- \ 'iso-8859-8' : 'iso-8859-8',
- \ 'hebrew' : 'iso-8859-8',
- \ 'csisolatinhebrew' : 'iso-8859-8',
- \ 'iso_8859-9:1989' : 'iso-8859-9',
- \ 'iso-ir-148' : 'iso-8859-9',
- \ 'iso_8859-9' : 'iso-8859-9',
- \ 'iso-8859-9' : 'iso-8859-9',
- \ 'latin5' : 'iso-8859-9',
- \ 'l5' : 'iso-8859-9',
- \ 'csisolatin5' : 'iso-8859-9',
- \ 'iso-8859-10' : 'iso-8859-10',
- \ 'iso-ir-157' : 'iso-8859-10',
- \ 'l6' : 'iso-8859-10',
- \ 'iso_8859-10:1992' : 'iso-8859-10',
- \ 'csisolatin6' : 'iso-8859-10',
- \ 'latin6' : 'iso-8859-10',
- \ 'iso-8859-13' : 'iso-8859-13',
- \ 'iso-8859-14' : 'iso-8859-14',
- \ 'iso-ir-199' : 'iso-8859-14',
- \ 'iso_8859-14:1998' : 'iso-8859-14',
- \ 'iso_8859-14' : 'iso-8859-14',
- \ 'latin8' : 'iso-8859-14',
- \ 'iso-celtic' : 'iso-8859-14',
- \ 'l8' : 'iso-8859-14',
- \ 'iso-8859-15' : 'iso-8859-15',
- \ 'iso_8859-15' : 'iso-8859-15',
- \ 'latin-9' : 'iso-8859-15',
- \ 'koi8-r' : 'koi8-r',
- \ 'cskoi8r' : 'koi8-r',
- \ 'koi8-u' : 'koi8-u',
- \ 'macintosh' : 'macroman',
- \ 'mac' : 'macroman',
- \ 'csmacintosh' : 'macroman',
- \ 'ibm437' : 'cp437',
- \ 'cp437' : 'cp437',
- \ '437' : 'cp437',
- \ 'cspc8codepage437' : 'cp437',
- \ 'ibm775' : 'cp775',
- \ 'cp775' : 'cp775',
- \ 'cspc775baltic' : 'cp775',
- \ 'ibm850' : 'cp850',
- \ 'cp850' : 'cp850',
- \ '850' : 'cp850',
- \ 'cspc850multilingual' : 'cp850',
- \ 'ibm852' : 'cp852',
- \ 'cp852' : 'cp852',
- \ '852' : 'cp852',
- \ 'cspcp852' : 'cp852',
- \ 'ibm855' : 'cp855',
- \ 'cp855' : 'cp855',
- \ '855' : 'cp855',
- \ 'csibm855' : 'cp855',
- \ 'ibm857' : 'cp857',
- \ 'cp857' : 'cp857',
- \ '857' : 'cp857',
- \ 'csibm857' : 'cp857',
- \ 'ibm860' : 'cp860',
- \ 'cp860' : 'cp860',
- \ '860' : 'cp860',
- \ 'csibm860' : 'cp860',
- \ 'ibm861' : 'cp861',
- \ 'cp861' : 'cp861',
- \ '861' : 'cp861',
- \ 'cp-is' : 'cp861',
- \ 'csibm861' : 'cp861',
- \ 'ibm862' : 'cp862',
- \ 'cp862' : 'cp862',
- \ '862' : 'cp862',
- \ 'cspc862latinhebrew' : 'cp862',
- \ 'ibm863' : 'cp863',
- \ 'cp863' : 'cp863',
- \ '863' : 'cp863',
- \ 'csibm863' : 'cp863',
- \ 'ibm865' : 'cp865',
- \ 'cp865' : 'cp865',
- \ '865' : 'cp865',
- \ 'csibm865' : 'cp865',
- \ 'ibm866' : 'cp866',
- \ 'cp866' : 'cp866',
- \ '866' : 'cp866',
- \ 'csibm866' : 'cp866',
- \ 'ibm869' : 'cp869',
- \ 'cp869' : 'cp869',
- \ '869' : 'cp869',
- \ 'cp-gr' : 'cp869',
- \ 'csibm869' : 'cp869',
- \ 'windows-1250' : 'cp1250',
- \ 'windows-1251' : 'cp1251',
- \ 'windows-1253' : 'cp1253',
- \ 'windows-1254' : 'cp1254',
- \ 'windows-1255' : 'cp1255',
- \ 'windows-1256' : 'cp1256',
- \ 'windows-1257' : 'cp1257',
- \ 'windows-1258' : 'cp1258',
- \ 'extended_unix_code_packed_format_for_japanese' : 'euc-jp',
- \ 'cseucpkdfmtjapanese' : 'euc-jp',
- \ 'euc-jp' : 'euc-jp',
- \ 'shift_jis' : 'sjis',
- \ 'ms_kanji' : 'sjis',
- \ 'sjis' : 'sjis',
- \ 'csshiftjis' : 'sjis',
- \ 'ibm-thai' : 'cp874',
- \ 'csibmthai' : 'cp874',
- \ 'ks_c_5601-1987' : 'cp949',
- \ 'iso-ir-149' : 'cp949',
- \ 'ks_c_5601-1989' : 'cp949',
- \ 'ksc_5601' : 'cp949',
- \ 'korean' : 'cp949',
- \ 'csksc56011987' : 'cp949',
- \ 'euc-kr' : 'euc-kr',
- \ 'cseuckr' : 'euc-kr',
- \ 'gbk' : 'cp936',
- \ 'cp936' : 'cp936',
- \ 'ms936' : 'cp936',
- \ 'windows-936' : 'cp936',
- \ 'gb_2312-80' : 'euc-cn',
- \ 'iso-ir-58' : 'euc-cn',
- \ 'chinese' : 'euc-cn',
- \ 'csiso58gb231280' : 'euc-cn',
- \ 'big5' : 'big5',
- \ 'csbig5' : 'big5',
- \ 'utf-8' : 'utf-8',
- \ 'iso-10646-ucs-2' : 'ucs-2',
- \ 'csunicode' : 'ucs-2',
- \ 'utf-16' : 'utf-16',
- \ 'utf-16be' : 'utf-16',
- \ 'utf-16le' : 'utf-16le',
- \ 'utf-32' : 'ucs-4',
- \ 'utf-32be' : 'ucs-4',
- \ 'utf-32le' : 'ucs-4le',
- \ 'iso-10646-ucs-4' : 'ucs-4',
- \ 'csucs4' : 'ucs-4'
- \ }
-lockvar g:tohtml#charset_to_encoding
-"}}}
-
-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
- " switch to the next buffer to convert
- exe ":" .. bufwinnr(window) .. "wincmd w"
-
- " figure out whether current charset and encoding will work, if not
- " default to UTF-8
- if !exists('g:html_use_encoding') &&
- \ (((&l:fileencoding=='' || (&l:buftype!='' && &l:buftype!=?'help'))
- \ && &encoding!=?s:settings.vim_encoding)
- \ || &l:fileencoding!='' && &l:fileencoding!=?s:settings.vim_encoding)
- echohl WarningMsg
- echomsg "TOhtml: mismatched file encodings in Diff buffers, using UTF-8"
- echohl None
- let s:settings.vim_encoding = 'utf-8'
- let s:settings.encoding = 'UTF-8'
- endif
-
- " set up for diff-mode conversion
- let g:html_start_line = 1
- let g:html_end_line = line('$')
- let g:html_diff_win_num += 1
-
- " convert this file
- runtime syntax/2html.vim
-
- " remember the HTML buffer for later combination
- 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) "{{{
- let xml_line = ""
- let tag_close = '>'
-
- let s:old_paste = &paste
- set paste
- let s:old_magic = &magic
- set magic
-
- let html = []
- if !s:settings.no_doc
- if s:settings.use_xhtml
- if s:settings.encoding != ""
- let xml_line = "<?xml version=\"1.0\" encoding=\"" .. s:settings.encoding .. "\"?>"
- else
- let xml_line = "<?xml version=\"1.0\"?>"
- endif
- let tag_close = ' />'
- endif
-
- let style = [s:settings.use_xhtml ? "" : '-->']
- let body_line = ''
-
- let s:html5 = 0
- if s:settings.use_xhtml
- call add(html, xml_line)
- endif
- if s:settings.use_xhtml
- call add(html, "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">")
- call add(html, '<html xmlns="http://www.w3.org/1999/xhtml">')
- elseif s:settings.use_css && !s:settings.no_pre
- call add(html, "<!DOCTYPE html>")
- call add(html, '<html>')
- let s:html5 = 1
- else
- call add(html, '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"')
- call add(html, ' "http://www.w3.org/TR/html4/loose.dtd">')
- call add(html, '<html>')
- endif
- call add(html, '<head>')
-
- " include encoding as close to the top as possible, but only if not already
- " contained in XML information
- if s:settings.encoding != "" && !s:settings.use_xhtml
- if s:html5
- call add(html, '<meta charset="' .. s:settings.encoding .. '"' .. tag_close)
- else
- call add(html, "<meta http-equiv=\"content-type\" content=\"text/html; charset=" .. s:settings.encoding .. '"' .. tag_close)
- endif
- endif
-
- call add(html, '<title>diff</title>')
- call add(html, '<meta name="Generator" content="Vim/'..v:version/100..'.'..v:version%100..'"'..tag_close)
- call add(html, '<meta name="plugin-version" content="'..g:loaded_2html_plugin..'"'..tag_close)
- call add(html, '<meta name="settings" content="'.
- \ join(filter(keys(s:settings),'s:settings[v:val]'),',').
- \ ',prevent_copy='..s:settings.prevent_copy.
- \ ',use_input_for_pc='..s:settings.use_input_for_pc.
- \ '"'..tag_close)
- call add(html, '<meta name="colorscheme" content="'.
- \ (exists('g:colors_name')
- \ ? g:colors_name
- \ : 'none').. '"'..tag_close)
-
- call add(html, '</head>')
- let body_line_num = len(html)
- call add(html, '<body'..(s:settings.line_ids ? ' onload="JumpToLine();"' : '')..'>')
- endif
- call add(html, "<table "..(s:settings.use_css? "" : "border='1' width='100%' ").."id='vimCodeElement"..s:settings.id_suffix.."'>")
-
- call add(html, '<tr>')
- for buf in a:win_list
- call add(html, '<th>'..bufname(buf)..'</th>')
- endfor
- call add(html, '</tr><tr>')
-
- 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 <body> 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 !s:settings.no_doc
- if body_line == ''
- 1
- call search('<body')
- let body_line = getline('.')
- $
- call search('</body>', 'b')
- let s:body_end_line = getline('.')
- endif
-
- " Grab the style information. Some of this will be duplicated so only insert
- " it if it's not already there. {{{
- 1
- let style_start = search('^<style\( type="text/css"\)\?>')
- 1
- let style_end = search('^</style>')
- 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 =~ '\<Diff\(Change\|Text\|Add\|Delete\)'
- let diff_style_start = len(style)-1
- endif
- endif
- call insert(style, a_style, insert_index)
- let insert_index += 1
- endif
- endfor
- endif " }}}
-
- " everything new will get added before the diff styles so diff highlight
- " properly overrides normal highlight
- if diff_style_start != 0
- let insert_index = diff_style_start
- endif
-
- " Delete those parts that are not needed so we can include the rest into the
- " resulting table.
- 1,/^<body.*\%(\n<!--.*-->\_s\+.*id='oneCharWidth'.*\_s\+.*id='oneInputWidth'.*\_s\+.*id='oneEmWidth'\)\?\zs/d_
- $
- ?</body>?,$d_
- elseif !s:settings.no_modeline
- " remove modeline from source files if it is included and we haven't deleted
- " due to removing html footer already
- $d
- endif
- let temp = getline(1,'$')
- " clean out id on the main content container because we already set it on
- " the table
- let temp[0] = substitute(temp[0], " id='vimCodeElement[^']*'", "", "")
- " 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?
- if !s:settings.no_doc
- normal! 2u
- elseif !s:settings.no_modeline
- normal! u
- endif
- if s:settings.use_css
- call add(html, '<td><div>')
- elseif s:settings.use_xhtml
- call add(html, '<td nowrap="nowrap" valign="top"><div>')
- else
- call add(html, '<td nowrap valign="top"><div>')
- endif
- let html += temp
- call add(html, '</div></td>')
-
- " Close this buffer
- " TODO: the comment above says we're going to allow saving the file
- " later...but here we discard it?
- quit!
- endfor
-
- if !s:settings.no_doc
- let html[body_line_num] = body_line
- endif
-
- call add(html, '</tr>')
- call add(html, '</table>')
- if !s:settings.no_doc
- call add(html, s:body_end_line)
- call add(html, '</html>')
- endif
-
- " The generated HTML is admittedly ugly and takes a LONG time to fold.
- " Make sure the user doesn't do syntax folding when loading a generated file,
- " using a modeline.
- if !s:settings.no_modeline
- call add(html, '<!-- vim: set foldmethod=manual : -->')
- endif
-
- let i = 1
- let name = "Diff" .. (s:settings.use_xhtml ? ".xhtml" : ".html")
- " Find an unused file name if current file name is already in use
- while filereadable(name)
- let name = substitute(name, '\d*\.x\?html$', '', '') .. i .. '.' .. fnamemodify(copy(name), ":t:e")
- let i += 1
- endwhile
-
- let s:ei_sav = &eventignore
- set eventignore+=FileType
- exe "topleft new " .. name
- let &eventignore=s:ei_sav
- unlet s:ei_sav
-
- setlocal modifiable
-
- " just in case some user autocmd creates content in the new buffer, make sure
- " it is empty before proceeding
- %d
-
- " set the fileencoding to match the charset we'll be using
- let &l:fileencoding=s:settings.vim_encoding
-
- " According to http://www.w3.org/TR/html4/charset.html#doc-char-set, the byte
- " order mark is highly recommend on the web when using multibyte encodings. But,
- " it is not a good idea to include it on UTF-8 files. Otherwise, let Vim
- " determine when it is actually inserted.
- if s:settings.vim_encoding == 'utf-8'
- setlocal nobomb
- else
- setlocal bomb
- endif
-
- call append(0, html)
-
- if !s:settings.no_doc
- if len(style) > 0
- 1
- let style_start = search('^</head>')-1
-
- " add required javascript in reverse order so we can just call append again
- " and again without adjusting {{{
-
- let s:uses_script = s:settings.dynamic_folds || s:settings.line_ids
-
- " insert script closing tag if needed
- if s:uses_script
- call append(style_start, [
- \ '',
- \ s:settings.use_xhtml ? '//]]>' : '-->',
- \ "</script>"
- \ ])
- endif
-
- " insert javascript to get IDs from line numbers, and to open a fold before
- " jumping to any lines contained therein
- if s:settings.line_ids
- call append(style_start, [
- \ " /* Always jump to new location even if the line was hidden inside a fold, or",
- \ " * we corrected the raw number to a line ID.",
- \ " */",
- \ " if (lineElem) {",
- \ " lineElem.scrollIntoView(true);",
- \ " }",
- \ " return true;",
- \ "}",
- \ "if ('onhashchange' in window) {",
- \ " window.onhashchange = JumpToLine;",
- \ "}"
- \ ])
-
- if s:settings.dynamic_folds
- call append(style_start, [
- \ "",
- \ " /* navigate upwards in the DOM tree to open all folds containing the line */",
- \ " var node = lineElem;",
- \ " while (node && node.id != 'vimCodeElement"..s:settings.id_suffix.."')",
- \ " {",
- \ " if (node.className == 'closed-fold')",
- \ " {",
- \ " /* toggle open the fold ID (remove window ID) */",
- \ " toggleFold(node.id.substr(4));",
- \ " }",
- \ " node = node.parentNode;",
- \ " }",
- \ ])
- endif
- endif
-
- if s:settings.line_ids
- call append(style_start, [
- \ "",
- \ "/* function to open any folds containing a jumped-to line before jumping to it */",
- \ "function JumpToLine()",
- \ "{",
- \ " var lineNum;",
- \ " lineNum = window.location.hash;",
- \ " lineNum = lineNum.substr(1); /* strip off '#' */",
- \ "",
- \ " if (lineNum.indexOf('L') == -1) {",
- \ " lineNum = 'L'+lineNum;",
- \ " }",
- \ " if (lineNum.indexOf('W') == -1) {",
- \ " lineNum = 'W1'+lineNum;",
- \ " }",
- \ " var lineElem = document.getElementById(lineNum);"
- \ ])
- endif
-
- " 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, [
- \ " function toggleFold(objID)",
- \ " {",
- \ " for (win_num = 1; win_num <= "..len(a:buf_list).."; win_num++)",
- \ " {",
- \ " var fold;",
- \ ' fold = document.getElementById("win"+win_num+objID);',
- \ " if(fold.className == 'closed-fold')",
- \ " {",
- \ " fold.className = 'open-fold';",
- \ " }",
- \ " else if (fold.className == 'open-fold')",
- \ " {",
- \ " fold.className = 'closed-fold';",
- \ " }",
- \ " }",
- \ " }",
- \ ])
- endif
-
- if s:uses_script
- " insert script tag if needed
- call append(style_start, [
- \ "<script" .. (s:html5 ? "" : " type='text/javascript'") .. ">",
- \ s:settings.use_xhtml ? '//<![CDATA[' : "<!--"])
- 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,
- \ ['<style' .. (s:html5 ? '' : 'type="text/css"') .. '>']+
- \ style+
- \ [ s:settings.use_xhtml ? '' : '<!--',
- \ 'table { table-layout: fixed; }',
- \ 'html, body, table, tbody { width: 100%; margin: 0; padding: 0; }',
- \ 'table, td, th { border: 1px solid; }',
- \ 'td { vertical-align: top; }',
- \ 'th, td { width: '..printf("%.1f",100.0/len(a:win_list))..'%; }',
- \ 'td div { overflow: auto; }',
- \ s:settings.use_xhtml ? '' : '-->',
- \ '</style>'
- \])
- endif "}}}
- endif
- endif
-
- let &paste = s:old_paste
- let &magic = s:old_magic
-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.
- if exists('g:use_xhtml') && !exists("g:html_use_xhtml")
- echohl WarningMsg
- echomsg "Warning: g:use_xhtml is deprecated, use g:html_use_xhtml"
- echohl None
- 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, 'pre_wrap', &wrap )
- 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', user_settings.ignore_folding)
- call tohtml#GetOption(user_settings, 'hover_unfold', 0 )
- call tohtml#GetOption(user_settings, 'no_pre', 0 )
- call tohtml#GetOption(user_settings, 'no_doc', 0 )
- call tohtml#GetOption(user_settings, 'no_links', 0 )
- call tohtml#GetOption(user_settings, 'no_modeline', 0 )
- call tohtml#GetOption(user_settings, 'no_invalid', 0 )
- call tohtml#GetOption(user_settings, 'whole_filler', 0 )
- call tohtml#GetOption(user_settings, 'use_xhtml', 0 )
- call tohtml#GetOption(user_settings, 'line_ids', user_settings.number_lines )
- call tohtml#GetOption(user_settings, 'use_input_for_pc', 'none')
- " }}}
-
- " override those settings that need it {{{
-
- " hover opening implies dynamic folding
- if user_settings.hover_unfold
- let user_settings.dynamic_folds = 1
- endif
-
- " 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
-
- " 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
- else
- let user_settings.no_foldcolumn = 1 " won't do anything but for consistency and for the test suite
- endif
-
- " if we're not using CSS we cannot use a pre section because <font> tags
- " aren't allowed inside a <pre> block
- if !user_settings.use_css
- let user_settings.no_pre = 1
- endif
-
- " pre_wrap doesn't do anything if not using pre or not using CSS
- if user_settings.no_pre || !user_settings.use_css
- let user_settings.pre_wrap = 0
- endif
- "}}}
-
- " set up expand_tabs option after all the overrides so we know the
- " appropriate defaults {{{
- if user_settings.no_pre == 0
- call tohtml#GetOption(user_settings,
- \ 'expand_tabs',
- \ &expandtab || &ts != 8 || (exists("+vts") && &vts != '') || user_settings.number_lines ||
- \ (user_settings.dynamic_folds && !user_settings.no_foldcolumn))
- else
- let user_settings.expand_tabs = 1
- endif
- " }}}
-
- " textual options
- if exists("g:html_use_encoding") "{{{
- " user specified the desired MIME charset, figure out proper
- " 'fileencoding' from it or warn the user if we cannot
- let user_settings.encoding = g:html_use_encoding
- let user_settings.vim_encoding = tohtml#EncodingFromCharset(g:html_use_encoding)
- if user_settings.vim_encoding == ''
- echohl WarningMsg
- echomsg "TOhtml: file encoding for"
- \ g:html_use_encoding
- \ "unknown, please set 'fileencoding'"
- echohl None
- endif
- else
- " Figure out proper MIME charset from 'fileencoding' if possible
- if &l:fileencoding != ''
- " If the buffer is not a "normal" type, the 'fileencoding' value may not
- " be trusted; since the buffer should not be written the fileencoding is
- " not intended to be used.
- if &l:buftype=='' || &l:buftype==?'help'
- let user_settings.vim_encoding = &l:fileencoding
- call tohtml#CharsetFromEncoding(user_settings)
- else
- let user_settings.encoding = '' " trigger detection using &encoding
- endif
- endif
-
- " else from 'encoding' if possible
- if &l:fileencoding == '' || user_settings.encoding == ''
- let user_settings.vim_encoding = &encoding
- call tohtml#CharsetFromEncoding(user_settings)
- endif
-
- " else default to UTF-8 and warn user
- if user_settings.encoding == ''
- let user_settings.vim_encoding = 'utf-8'
- let user_settings.encoding = 'UTF-8'
- echohl WarningMsg
- echomsg "TOhtml: couldn't determine MIME charset, using UTF-8"
- echohl None
- endif
- endif "}}}
-
- " Default to making nothing uncopyable, because we default to
- " not-standards way of doing things, and also because Microsoft Word and
- " others paste the <input> elements anyway.
- "
- " html_prevent_copy only has an effect when using CSS.
- "
- " All options:
- " f - fold column
- " n - line numbers (also within fold text)
- " t - fold text
- " d - diff filler
- " c - concealed text (reserved future)
- " l - listchars (reserved possible future)
- " s - signs (reserved possible future)
- "
- " Normal text is always selectable.
- let user_settings.prevent_copy = ""
- if user_settings.use_css
- if exists("g:html_prevent_copy")
- if user_settings.dynamic_folds && !user_settings.no_foldcolumn && g:html_prevent_copy =~# 'f'
- let user_settings.prevent_copy ..= 'f'
- endif
- if user_settings.number_lines && g:html_prevent_copy =~# 'n'
- let user_settings.prevent_copy ..= 'n'
- endif
- if &diff && g:html_prevent_copy =~# 'd'
- let user_settings.prevent_copy ..= 'd'
- endif
- if !user_settings.ignore_folding && g:html_prevent_copy =~# 't'
- let user_settings.prevent_copy ..= 't'
- endif
- else
- let user_settings.prevent_copy = ""
- endif
- endif
- if empty(user_settings.prevent_copy)
- let user_settings.no_invalid = 0
- endif
-
- " enforce valid values for use_input_for_pc
- if user_settings.use_input_for_pc !~# 'fallback\|none\|all'
- let user_settings.use_input_for_pc = 'none'
- echohl WarningMsg
- echomsg '2html: "' .. g:html_use_input_for_pc .. '" is not valid for g:html_use_input_for_pc'
- echomsg '2html: defaulting to "' .. user_settings.use_input_for_pc .. '"'
- echohl None
- sleep 3
- endif
-
- if exists('g:html_id_expr')
- let user_settings.id_suffix = eval(g:html_id_expr)
- if user_settings.id_suffix !~ '^[-_:.A-Za-z0-9]*$'
- echohl WarningMsg
- echomsg '2html: g:html_id_expr evaluated to invalid string for HTML id attributes'
- echomsg '2html: Omitting user-specified suffix'
- echohl None
- sleep 3
- let user_settings.id_suffix=""
- endif
- else
- let user_settings.id_suffix=""
- endif
-
- " TODO: font
-
- return user_settings
- endif
-endfunc "}}}
-
-" get the proper HTML charset name from a Vim encoding option.
-function! tohtml#CharsetFromEncoding(settings) "{{{
- let l:vim_encoding = a:settings.vim_encoding
- if exists('g:html_charset_override') && has_key(g:html_charset_override, l:vim_encoding)
- let a:settings.encoding = g:html_charset_override[l:vim_encoding]
- else
- if l:vim_encoding =~ '^8bit\|^2byte'
- " 8bit- and 2byte- prefixes are to indicate encodings available on the
- " system that Vim will convert with iconv(), look up just the encoding name,
- " not Vim's prefix.
- let l:vim_encoding = substitute(l:vim_encoding, '^8bit-\|^2byte-', '', '')
- endif
- if has_key(g:tohtml#encoding_to_charset, l:vim_encoding)
- let a:settings.encoding = g:tohtml#encoding_to_charset[l:vim_encoding]
- else
- let a:settings.encoding = ""
- endif
- endif
- if a:settings.encoding != ""
- let l:vim_encoding = tohtml#EncodingFromCharset(a:settings.encoding)
- if l:vim_encoding != ""
- " if the Vim encoding to HTML encoding conversion is set up (by default or
- " by the user) to convert to a different encoding, we need to also change
- " the Vim encoding of the new buffer
- let a:settings.vim_encoding = l:vim_encoding
- endif
- endif
-endfun "}}}
-
-" Get the proper Vim encoding option setting from an HTML charset name.
-function! tohtml#EncodingFromCharset(encoding) "{{{
- if exists('g:html_encoding_override') && has_key(g:html_encoding_override, a:encoding)
- return g:html_encoding_override[a:encoding]
- elseif has_key(g:tohtml#charset_to_encoding, tolower(a:encoding))
- return g:tohtml#charset_to_encoding[tolower(a:encoding)]
- else
- return ""
- endif
-endfun "}}}
-
-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 fdm=marker