xref: /vim-8.2.3635/runtime/syntax/2html.vim (revision 3b0dd7cd)
1" Vim syntax support file
2" Maintainer: Ben Fritz <[email protected]>
3" Last Change: 2010 Jul 28
4"
5" Additional contributors:
6"
7"             Original by Bram Moolenaar <[email protected]>
8"             Modified by David Ne\v{c}as (Yeti) <[email protected]>
9"             XHTML support by Panagiotis Issaris <[email protected]>
10"             Made w3 compliant by Edd Barrett <[email protected]>
11"             Added html_font. Edd Barrett <[email protected]>
12"             Progress bar based off code from "progressbar widget" plugin by
13"               Andreas Politz, heavily modified:
14"               http://www.vim.org/scripts/script.php?script_id=2006
15"
16"             See Mercurial change logs for more!
17
18" Transform a file into HTML, using the current syntax highlighting.
19
20" this file uses line continuations
21let s:cpo_sav = &cpo
22let s:ls  = &ls
23set cpo-=C
24
25" Number lines when explicitely requested or when `number' is set
26if exists("g:html_number_lines")
27  let s:numblines = html_number_lines
28else
29  let s:numblines = &number
30endif
31
32let s:end=line('$')
33" default to using the progress bar
34if exists("g:html_no_progress")
35  let s:html_no_progress = g:html_no_progress
36else
37  let s:html_no_progress = 0
38endif
39
40" Font
41if exists("g:html_font")
42  let s:htmlfont = "'". html_font . "', monospace"
43else
44  let s:htmlfont = "monospace"
45endif
46
47" do any option overrides that are needed for current user settings
48let s:old_html_settings = tohtml#OverrideUserSettings()
49
50" When not in gui we can only guess the colors.
51if has("gui_running")
52  let s:whatterm = "gui"
53else
54  let s:whatterm = "cterm"
55  if &t_Co == 8
56    let s:cterm_color = {0: "#808080", 1: "#ff6060", 2: "#00ff00", 3: "#ffff00", 4: "#8080ff", 5: "#ff40ff", 6: "#00ffff", 7: "#ffffff"}
57  else
58    let s:cterm_color = {0: "#000000", 1: "#c00000", 2: "#008000", 3: "#804000", 4: "#0000c0", 5: "#c000c0", 6: "#008080", 7: "#c0c0c0", 8: "#808080", 9: "#ff6060", 10: "#00ff00", 11: "#ffff00", 12: "#8080ff", 13: "#ff40ff", 14: "#00ffff", 15: "#ffffff"}
59
60    " Colors for 88 and 256 come from xterm.
61    if &t_Co == 88
62      call extend(s:cterm_color, {16: "#000000", 17: "#00008b", 18: "#0000cd", 19: "#0000ff", 20: "#008b00", 21: "#008b8b", 22: "#008bcd", 23: "#008bff", 24: "#00cd00", 25: "#00cd8b", 26: "#00cdcd", 27: "#00cdff", 28: "#00ff00", 29: "#00ff8b", 30: "#00ffcd", 31: "#00ffff", 32: "#8b0000", 33: "#8b008b", 34: "#8b00cd", 35: "#8b00ff", 36: "#8b8b00", 37: "#8b8b8b", 38: "#8b8bcd", 39: "#8b8bff", 40: "#8bcd00", 41: "#8bcd8b", 42: "#8bcdcd", 43: "#8bcdff", 44: "#8bff00", 45: "#8bff8b", 46: "#8bffcd", 47: "#8bffff", 48: "#cd0000", 49: "#cd008b", 50: "#cd00cd", 51: "#cd00ff", 52: "#cd8b00", 53: "#cd8b8b", 54: "#cd8bcd", 55: "#cd8bff", 56: "#cdcd00", 57: "#cdcd8b", 58: "#cdcdcd", 59: "#cdcdff", 60: "#cdff00", 61: "#cdff8b", 62: "#cdffcd", 63: "#cdffff", 64: "#ff0000"})
63      call extend(s:cterm_color, {65: "#ff008b", 66: "#ff00cd", 67: "#ff00ff", 68: "#ff8b00", 69: "#ff8b8b", 70: "#ff8bcd", 71: "#ff8bff", 72: "#ffcd00", 73: "#ffcd8b", 74: "#ffcdcd", 75: "#ffcdff", 76: "#ffff00", 77: "#ffff8b", 78: "#ffffcd", 79: "#ffffff", 80: "#2e2e2e", 81: "#5c5c5c", 82: "#737373", 83: "#8b8b8b", 84: "#a2a2a2", 85: "#b9b9b9", 86: "#d0d0d0", 87: "#e7e7e7"})
64    elseif &t_Co == 256
65      call extend(s:cterm_color, {16: "#000000", 17: "#00005f", 18: "#000087", 19: "#0000af", 20: "#0000d7", 21: "#0000ff", 22: "#005f00", 23: "#005f5f", 24: "#005f87", 25: "#005faf", 26: "#005fd7", 27: "#005fff", 28: "#008700", 29: "#00875f", 30: "#008787", 31: "#0087af", 32: "#0087d7", 33: "#0087ff", 34: "#00af00", 35: "#00af5f", 36: "#00af87", 37: "#00afaf", 38: "#00afd7", 39: "#00afff", 40: "#00d700", 41: "#00d75f", 42: "#00d787", 43: "#00d7af", 44: "#00d7d7", 45: "#00d7ff", 46: "#00ff00", 47: "#00ff5f", 48: "#00ff87", 49: "#00ffaf", 50: "#00ffd7", 51: "#00ffff", 52: "#5f0000", 53: "#5f005f", 54: "#5f0087", 55: "#5f00af", 56: "#5f00d7", 57: "#5f00ff", 58: "#5f5f00", 59: "#5f5f5f", 60: "#5f5f87", 61: "#5f5faf", 62: "#5f5fd7", 63: "#5f5fff", 64: "#5f8700"})
66      call extend(s:cterm_color, {65: "#5f875f", 66: "#5f8787", 67: "#5f87af", 68: "#5f87d7", 69: "#5f87ff", 70: "#5faf00", 71: "#5faf5f", 72: "#5faf87", 73: "#5fafaf", 74: "#5fafd7", 75: "#5fafff", 76: "#5fd700", 77: "#5fd75f", 78: "#5fd787", 79: "#5fd7af", 80: "#5fd7d7", 81: "#5fd7ff", 82: "#5fff00", 83: "#5fff5f", 84: "#5fff87", 85: "#5fffaf", 86: "#5fffd7", 87: "#5fffff", 88: "#870000", 89: "#87005f", 90: "#870087", 91: "#8700af", 92: "#8700d7", 93: "#8700ff", 94: "#875f00", 95: "#875f5f", 96: "#875f87", 97: "#875faf", 98: "#875fd7", 99: "#875fff", 100: "#878700", 101: "#87875f", 102: "#878787", 103: "#8787af", 104: "#8787d7", 105: "#8787ff", 106: "#87af00", 107: "#87af5f", 108: "#87af87", 109: "#87afaf", 110: "#87afd7", 111: "#87afff", 112: "#87d700"})
67      call extend(s:cterm_color, {113: "#87d75f", 114: "#87d787", 115: "#87d7af", 116: "#87d7d7", 117: "#87d7ff", 118: "#87ff00", 119: "#87ff5f", 120: "#87ff87", 121: "#87ffaf", 122: "#87ffd7", 123: "#87ffff", 124: "#af0000", 125: "#af005f", 126: "#af0087", 127: "#af00af", 128: "#af00d7", 129: "#af00ff", 130: "#af5f00", 131: "#af5f5f", 132: "#af5f87", 133: "#af5faf", 134: "#af5fd7", 135: "#af5fff", 136: "#af8700", 137: "#af875f", 138: "#af8787", 139: "#af87af", 140: "#af87d7", 141: "#af87ff", 142: "#afaf00", 143: "#afaf5f", 144: "#afaf87", 145: "#afafaf", 146: "#afafd7", 147: "#afafff", 148: "#afd700", 149: "#afd75f", 150: "#afd787", 151: "#afd7af", 152: "#afd7d7", 153: "#afd7ff", 154: "#afff00", 155: "#afff5f", 156: "#afff87", 157: "#afffaf", 158: "#afffd7"})
68      call extend(s:cterm_color, {159: "#afffff", 160: "#d70000", 161: "#d7005f", 162: "#d70087", 163: "#d700af", 164: "#d700d7", 165: "#d700ff", 166: "#d75f00", 167: "#d75f5f", 168: "#d75f87", 169: "#d75faf", 170: "#d75fd7", 171: "#d75fff", 172: "#d78700", 173: "#d7875f", 174: "#d78787", 175: "#d787af", 176: "#d787d7", 177: "#d787ff", 178: "#d7af00", 179: "#d7af5f", 180: "#d7af87", 181: "#d7afaf", 182: "#d7afd7", 183: "#d7afff", 184: "#d7d700", 185: "#d7d75f", 186: "#d7d787", 187: "#d7d7af", 188: "#d7d7d7", 189: "#d7d7ff", 190: "#d7ff00", 191: "#d7ff5f", 192: "#d7ff87", 193: "#d7ffaf", 194: "#d7ffd7", 195: "#d7ffff", 196: "#ff0000", 197: "#ff005f", 198: "#ff0087", 199: "#ff00af", 200: "#ff00d7", 201: "#ff00ff", 202: "#ff5f00", 203: "#ff5f5f", 204: "#ff5f87"})
69      call extend(s:cterm_color, {205: "#ff5faf", 206: "#ff5fd7", 207: "#ff5fff", 208: "#ff8700", 209: "#ff875f", 210: "#ff8787", 211: "#ff87af", 212: "#ff87d7", 213: "#ff87ff", 214: "#ffaf00", 215: "#ffaf5f", 216: "#ffaf87", 217: "#ffafaf", 218: "#ffafd7", 219: "#ffafff", 220: "#ffd700", 221: "#ffd75f", 222: "#ffd787", 223: "#ffd7af", 224: "#ffd7d7", 225: "#ffd7ff", 226: "#ffff00", 227: "#ffff5f", 228: "#ffff87", 229: "#ffffaf", 230: "#ffffd7", 231: "#ffffff", 232: "#080808", 233: "#121212", 234: "#1c1c1c", 235: "#262626", 236: "#303030", 237: "#3a3a3a", 238: "#444444", 239: "#4e4e4e", 240: "#585858", 241: "#626262", 242: "#6c6c6c", 243: "#767676", 244: "#808080", 245: "#8a8a8a", 246: "#949494", 247: "#9e9e9e", 248: "#a8a8a8", 249: "#b2b2b2", 250: "#bcbcbc", 251: "#c6c6c6", 252: "#d0d0d0", 253: "#dadada", 254: "#e4e4e4", 255: "#eeeeee"})
70    endif
71  endif
72endif
73
74" Return good color specification: in GUI no transformation is done, in
75" terminal return RGB values of known colors and empty string for unknown
76if s:whatterm == "gui"
77  function! s:HtmlColor(color)
78    return a:color
79  endfun
80else
81  function! s:HtmlColor(color)
82    if has_key(s:cterm_color, a:color)
83      return s:cterm_color[a:color]
84    else
85      return ""
86    endif
87  endfun
88endif
89
90if !exists("g:html_use_css")
91  " Return opening HTML tag for given highlight id
92  function! s:HtmlOpening(id)
93    let a = ""
94    if synIDattr(a:id, "inverse")
95      " For inverse, we always must set both colors (and exchange them)
96      let x = s:HtmlColor(synIDattr(a:id, "fg#", s:whatterm))
97      let a = a . '<span style="background-color: ' . ( x != "" ? x : s:fgc ) . '">'
98      let x = s:HtmlColor(synIDattr(a:id, "bg#", s:whatterm))
99      let a = a . '<font color="' . ( x != "" ? x : s:bgc ) . '">'
100    else
101      let x = s:HtmlColor(synIDattr(a:id, "bg#", s:whatterm))
102      if x != "" | let a = a . '<span style="background-color: ' . x . '">' | endif
103      let x = s:HtmlColor(synIDattr(a:id, "fg#", s:whatterm))
104      if x != "" | let a = a . '<font color="' . x . '">' | endif
105    endif
106    if synIDattr(a:id, "bold") | let a = a . "<b>" | endif
107    if synIDattr(a:id, "italic") | let a = a . "<i>" | endif
108    if synIDattr(a:id, "underline") | let a = a . "<u>" | endif
109    return a
110  endfun
111
112  " Return closing HTML tag for given highlight id
113  function! s:HtmlClosing(id)
114    let a = ""
115    if synIDattr(a:id, "underline") | let a = a . "</u>" | endif
116    if synIDattr(a:id, "italic") | let a = a . "</i>" | endif
117    if synIDattr(a:id, "bold") | let a = a . "</b>" | endif
118    if synIDattr(a:id, "inverse")
119      let a = a . '</font></span>'
120    else
121      let x = s:HtmlColor(synIDattr(a:id, "fg#", s:whatterm))
122      if x != "" | let a = a . '</font>' | endif
123      let x = s:HtmlColor(synIDattr(a:id, "bg#", s:whatterm))
124      if x != "" | let a = a . '</span>' | endif
125    endif
126    return a
127  endfun
128endif
129
130" Return HTML valid characters enclosed in a span of class style_name with
131" unprintable characters expanded and double spaces replaced as necessary.
132function! s:HtmlFormat(text, style_name, diff_style_name)
133  " Replace unprintable characters
134  let formatted = strtrans(a:text)
135
136  " separate the two classes by a space to apply them both if there is a diff
137  " style name
138  let l:style_name = a:style_name . (a:diff_style_name == '' ? '' : ' ') . a:diff_style_name
139
140  " Replace the reserved html characters
141  let formatted = substitute(substitute(substitute(substitute(substitute(formatted, '&', '\&amp;', 'g'), '<', '\&lt;', 'g'), '>', '\&gt;', 'g'), '"', '\&quot;', 'g'), "\x0c", '<hr class="PAGE-BREAK">', 'g')
142
143  " Replace double spaces and leading spaces
144  if ' ' != s:HtmlSpace
145    let formatted = substitute(formatted, '  ', s:HtmlSpace . s:HtmlSpace, 'g')
146    let formatted = substitute(formatted, '^ ', s:HtmlSpace, 'g')
147  endif
148
149  " Enclose in a span of class style_name
150  let formatted = '<span class="' . l:style_name . '">' . formatted . '</span>'
151
152  " Add the class to class list if it's not there yet.
153  " Add normal groups to the beginning so diff groups can override them.
154  let s:id = hlID(a:style_name)
155  if index(s:idlist, s:id ) == -1
156    if a:style_name =~ 'Diff\%(Add\|Change\|Delete\|Text\)'
157      call add(s:idlist, s:id)
158    else
159      call insert(s:idlist, s:id)
160    endif
161  endif
162
163  " Add the diff highlight class to class list if used and it's not there yet.
164  " Add diff groups to the end so they override the other highlighting.
165  if a:diff_style_name != ""
166    let s:diff_id = hlID(a:diff_style_name)
167    if index(s:idlist, s:diff_id) == -1
168      call add(s:idlist, s:diff_id)
169    endif
170  endif
171
172  return formatted
173endfun
174
175" Return CSS style describing given highlight id (can be empty)
176function! s:CSS1(id)
177  let a = ""
178  if synIDattr(a:id, "inverse")
179    " For inverse, we always must set both colors (and exchange them)
180    let x = s:HtmlColor(synIDattr(a:id, "bg#", s:whatterm))
181    let a = a . "color: " . ( x != "" ? x : s:bgc ) . "; "
182    let x = s:HtmlColor(synIDattr(a:id, "fg#", s:whatterm))
183    let a = a . "background-color: " . ( x != "" ? x : s:fgc ) . "; "
184  else
185    let x = s:HtmlColor(synIDattr(a:id, "fg#", s:whatterm))
186    if x != "" | let a = a . "color: " . x . "; " | endif
187    let x = s:HtmlColor(synIDattr(a:id, "bg#", s:whatterm))
188    if x != "" | let a = a . "background-color: " . x . "; " | endif
189  endif
190  if synIDattr(a:id, "bold") | let a = a . "font-weight: bold; " | endif
191  if synIDattr(a:id, "italic") | let a = a . "font-style: italic; " | endif
192  if synIDattr(a:id, "underline") | let a = a . "text-decoration: underline; " | endif
193  return a
194endfun
195
196if exists("g:html_dynamic_folds")
197  " compares two folds as stored in our list of folds
198  " A fold is "less" than another if it starts at an earlier line number,
199  " or ends at a later line number, ties broken by fold level
200  function! s:FoldCompare(f1, f2)
201    if a:f1.firstline != a:f2.firstline
202      " put it before if it starts earlier
203      return a:f1.firstline - a:f2.firstline
204    elseif a:f1.lastline != a:f2.lastline
205      " put it before if it ends later
206      return a:f2.lastline - a:f1.lastline
207    else
208      " if folds begin and end on the same lines, put lowest fold level first
209      return a:f1.level - a:f2.level
210    endif
211  endfunction
212
213endif
214
215" Figure out proper MIME charset from the 'encoding' option.
216if exists("g:html_use_encoding")
217  let s:html_encoding = g:html_use_encoding
218else
219  let s:vim_encoding = &encoding
220  if s:vim_encoding =~ '^8bit\|^2byte'
221    let s:vim_encoding = substitute(s:vim_encoding, '^8bit-\|^2byte-', '', '')
222  endif
223  if s:vim_encoding == 'latin1'
224    let s:html_encoding = 'iso-8859-1'
225  elseif s:vim_encoding =~ "^cp12"
226    let s:html_encoding = substitute(s:vim_encoding, 'cp', 'windows-', '')
227  elseif s:vim_encoding == 'sjis' || s:vim_encoding == 'cp932'
228    let s:html_encoding = 'Shift_JIS'
229  elseif s:vim_encoding == 'big5' || s:vim_encoding == 'cp950'
230    let s:html_encoding = "Big5"
231  elseif s:vim_encoding == 'euc-cn'
232    let s:html_encoding = 'GB_2312-80'
233  elseif s:vim_encoding == 'euc-tw'
234    let s:html_encoding = ""
235  elseif s:vim_encoding =~ '^euc\|^iso\|^koi'
236    let s:html_encoding = substitute(s:vim_encoding, '.*', '\U\0', '')
237  elseif s:vim_encoding == 'cp949'
238    let s:html_encoding = 'KS_C_5601-1987'
239  elseif s:vim_encoding == 'cp936'
240    let s:html_encoding = 'GBK'
241  elseif s:vim_encoding =~ '^ucs\|^utf'
242    let s:html_encoding = 'UTF-8'
243  else
244    let s:html_encoding = ""
245  endif
246endif
247
248
249" Set some options to make it work faster.
250" Don't report changes for :substitute, there will be many of them.
251let s:old_title = &title
252let s:old_icon = &icon
253let s:old_et = &l:et
254let s:old_report = &report
255let s:old_search = @/
256let s:old_more = &more
257set notitle noicon
258setlocal et
259set nomore
260set report=1000000
261
262if exists(':ownsyntax') && exists('w:current_syntax')
263  let s:current_syntax = w:current_syntax
264elseif exists('b:current_syntax')
265  let s:current_syntax = b:current_syntax
266else
267  let s:current_syntax = 'none'
268endif
269
270if s:current_syntax == ''
271  let s:current_syntax = 'none'
272endif
273
274" Split window to create a buffer with the HTML file.
275let s:orgbufnr = winbufnr(0)
276let s:origwin_stl = &l:stl
277if expand("%") == ""
278  new Untitled.html
279else
280  new %.html
281endif
282
283" Resize the new window to very small in order to make it draw faster
284let s:old_winheight = winheight(0)
285let s:old_winfixheight = &l:winfixheight
286if s:old_winheight > 2
287  resize 1 " leave enough room to view one line at a time
288  norm! G
289  norm! zt
290endif
291setlocal winfixheight
292
293let s:newwin_stl = &l:stl
294
295" on the new window, set the least time-consuming fold method
296let s:old_fdm = &foldmethod
297setlocal foldmethod=manual
298
299let s:newwin = winnr()
300let s:orgwin = bufwinnr(s:orgbufnr)
301
302setlocal modifiable
303%d
304let s:old_paste = &paste
305set paste
306let s:old_magic = &magic
307set magic
308
309let s:lines = []
310
311if exists("g:use_xhtml")
312  if s:html_encoding != ""
313    call add(s:lines, "<?xml version=\"1.0\" encoding=\"" . s:html_encoding . "\"?>")
314  else
315    call add(s:lines, "<?xml version=\"1.0\"?>")
316  endif
317  let s:tag_close = ' />'
318else
319  let s:tag_close = '>'
320endif
321
322" Cache html_no_pre in case we have to turn it on for non-css mode
323if exists("g:html_no_pre")
324  let s:old_html_no_pre = g:html_no_pre
325endif
326
327if !exists("g:html_use_css")
328  " Can't put font tags in <pre>
329  let g:html_no_pre=1
330endif
331
332let s:HtmlSpace = ' '
333let s:LeadingSpace = ' '
334let s:HtmlEndline = ''
335if exists("g:html_no_pre")
336  let s:HtmlEndline = '<br' . s:tag_close
337  let s:LeadingSpace = '&nbsp;'
338  let s:HtmlSpace = '\' . s:LeadingSpace
339endif
340
341" HTML header, with the title and generator ;-). Left free space for the CSS,
342" to be filled at the end.
343call extend(s:lines, [
344      \"<html>",
345      \"<head>",
346      \("<title>".expand("%:p:~")."</title>"),
347      \("<meta name=\"Generator\" content=\"Vim/".v:version/100.".".v:version%100.'"'.s:tag_close),
348      \("<meta name=\"plugin-version\" content=\"".g:loaded_2html_plugin.'"'.s:tag_close),
349      \])
350if s:html_encoding != ""
351  call add(s:lines, "<meta http-equiv=\"content-type\" content=\"text/html; charset=" . s:html_encoding . '"' . s:tag_close)
352endif
353call add(s:lines, '<meta name="syntax" content="'.s:current_syntax.'"'.s:tag_close)
354
355if exists("g:html_use_css")
356  if exists("g:html_dynamic_folds")
357    if exists("g:html_hover_unfold")
358      " if we are doing hover_unfold, use css 2 with css 1 fallback for IE6
359      call extend(s:lines, [
360	    \ "<style type=\"text/css\">",
361	    \ "<!--",
362	    \ ".FoldColumn { text-decoration: none; white-space: pre; }",
363	    \ "",
364	    \ "body * { margin: 0; padding: 0; }", "",
365	    \ ".open-fold   > .Folded { display: none;  }",
366	    \ ".open-fold   > .fulltext { display: inline; }",
367	    \ ".closed-fold > .fulltext { display: none;  }",
368	    \ ".closed-fold > .Folded { display: inline; }",
369	    \ "",
370	    \ ".open-fold   > .toggle-open   { display: none;   }",
371	    \ ".open-fold   > .toggle-closed { display: inline; }",
372	    \ ".closed-fold > .toggle-open   { display: inline; }",
373	    \ ".closed-fold > .toggle-closed { display: none;   }",
374	    \ "", "",
375	    \ '/* opening a fold while hovering won''t be supported by IE6 and other',
376	    \ "similar browsers, but it should fail gracefully. */",
377	    \ ".closed-fold:hover > .fulltext { display: inline; }",
378	    \ ".closed-fold:hover > .toggle-filler { display: none; }",
379	    \ ".closed-fold:hover > .Folded { display: none; }",
380	    \ '-->',
381	    \ '<style>',
382	    \ "<!--[if lt IE 7]><style type=\"text/css\">",
383	    \ ".open-fold   .Folded      { display: none; }",
384	    \ ".open-fold   .fulltext      { display: inline; }",
385	    \ ".open-fold   .toggle-open   { display: none; }",
386	    \ ".closed-fold .toggle-closed { display: inline; }",
387	    \ "",
388	    \ ".closed-fold .fulltext      { display: none; }",
389	    \ ".closed-fold .Folded      { display: inline; }",
390	    \ ".closed-fold .toggle-open   { display: inline; }",
391	    \ ".closed-fold .toggle-closed { display: none; }",
392	    \ "</style>",
393	    \ "<![endif]-->",
394	    \])
395    else
396      " if we aren't doing hover_unfold, use CSS 1 only
397      call extend(s:lines, [
398	    \ "<style type=\"text/css\">",
399	    \ "<!--",
400	    \ ".FoldColumn { text-decoration: none; white-space: pre; }",
401	    \ ".open-fold   .Folded      { display: none; }",
402	    \ ".open-fold   .fulltext      { display: inline; }",
403	    \ ".open-fold   .toggle-open   { display: none; }",
404	    \ ".closed-fold .toggle-closed { display: inline; }",
405	    \ "",
406	    \ ".closed-fold .fulltext      { display: none; }",
407	    \ ".closed-fold .Folded      { display: inline; }",
408	    \ ".closed-fold .toggle-open   { display: inline; }",
409	    \ ".closed-fold .toggle-closed { display: none; }",
410	    \ '-->',
411	    \ '</style>'
412	    \])
413    endif
414  else
415    " if we aren't doing any dynamic folding, no need for any special rules
416    call extend(s:lines, [
417	  \ "<style type=\"text/css\">",
418	  \ "<!--",
419	  \ '-->',
420	  \ "</style>",
421	  \])
422  endif
423endif
424
425" insert javascript to toggle folds open and closed
426if exists("g:html_dynamic_folds")
427  call extend(s:lines, [
428	\ "",
429	\ "<script type='text/javascript'>",
430	\ "<!--",
431	\ "function toggleFold(objID)",
432	\ "{",
433	\ "  var fold;",
434	\ "  fold = document.getElementById(objID);",
435	\ "  if(fold.className == 'closed-fold')",
436	\ "  {",
437	\ "    fold.className = 'open-fold';",
438	\ "  }",
439	\ "  else if (fold.className == 'open-fold')",
440	\ "  {",
441	\ "    fold.className = 'closed-fold';",
442	\ "  }",
443	\ "}",
444	\ '-->',
445	\ "</script>"
446	\])
447endif
448
449if exists("g:html_no_pre")
450  call extend(s:lines, ["</head>", "<body>"])
451else
452  call extend(s:lines, ["</head>", "<body>", "<pre>"])
453endif
454
455exe s:orgwin . "wincmd w"
456
457" List of all id's
458let s:idlist = []
459
460" set up progress bar in the status line
461if !s:html_no_progress && has("statusline")
462  " ProgressBar Indicator
463  let s:progressbar={}
464
465  " Progessbar specific functions
466  func! s:ProgressBar(title, max_value, winnr)
467    let pgb=copy(s:progressbar)
468    let pgb.title = a:title.' '
469    let pgb.max_value = a:max_value
470    let pgb.winnr = a:winnr
471    let pgb.cur_value = 0
472    let pgb.items = { 'title'   : { 'color' : 'Statusline' },
473	  \'bar'     : { 'color' : 'Statusline' , 'fillcolor' : 'DiffDelete' , 'bg' : 'Statusline' } ,
474	  \'counter' : { 'color' : 'Statusline' } }
475    let pgb.last_value = 0
476    let pgb.needs_redraw = 0
477    " Note that you must use len(split) instead of len() if you want to use
478    " unicode in title.
479    "
480    " Subtract 3 for spacing around the title.
481    " Subtract 4 for the percentage display.
482    " Subtract 2 for spacing before this.
483    " Subtract 2 more for the '|' on either side of the progress bar
484    let pgb.subtractedlen=len(split(pgb.title, '\zs'))+3+4+2+2
485    let pgb.max_len = 0
486    set laststatus=2
487    return pgb
488  endfun
489
490  " Function: progressbar.calculate_ticks() {{{1
491  func! s:progressbar.calculate_ticks(pb_len)
492    if a:pb_len<=0
493      let pb_len = 100
494    else
495      let pb_len = a:pb_len
496    endif
497    let self.progress_ticks = map(range(pb_len+1), "v:val * self.max_value / pb_len")
498  endfun
499
500  "Function: progressbar.paint()
501  func! s:progressbar.paint()
502    " Recalculate widths.
503    let max_len = winwidth(self.winnr)
504    let pb_len = 0
505    " always true on first call because of initial value of self.max_len
506    if max_len != self.max_len
507      let self.max_len = max_len
508
509      " Progressbar length
510      let pb_len = max_len - self.subtractedlen
511
512      call self.calculate_ticks(pb_len)
513
514      let self.needs_redraw = 1
515      let cur_value = 0
516      let self.pb_len = pb_len
517    else
518      " start searching at the last found index to make the search for the
519      " appropriate tick value normally take 0 or 1 comparisons
520      let cur_value = self.last_value
521      let pb_len = self.pb_len
522    endif
523
524    let cur_val_max = pb_len > 0 ? pb_len : 100
525
526    " find the current progress bar position based on precalculated thresholds
527    while cur_value < cur_val_max && self.cur_value > self.progress_ticks[cur_value]
528      let cur_value += 1
529    endwhile
530
531    " update progress bar
532    if self.last_value != cur_value || self.needs_redraw || self.cur_value == self.max_value
533      let self.needs_redraw = 1
534      let self.last_value = cur_value
535
536      let t_color  = self.items.title.color
537      let b_fcolor = self.items.bar.fillcolor
538      let b_color  = self.items.bar.color
539      let c_color  = self.items.counter.color
540
541      let stl =  "%#".t_color."#%-( ".self.title." %)".
542	    \"%#".b_color."#".
543	    \(pb_len>0 ?
544	    \	('|%#'.b_fcolor."#%-(".repeat(" ",cur_value)."%)".
545	    \	 '%#'.b_color."#".repeat(" ",pb_len-cur_value)."|"):
546	    \	('')).
547	    \"%=%#".c_color."#%( ".printf("%3.d ",100*self.cur_value/self.max_value)."%% %)"
548      call setwinvar(self.winnr, '&stl', stl)
549    endif
550  endfun
551
552  func! s:progressbar.incr( ... )
553    let self.cur_value += (a:0 ? a:1 : 1)
554    " if we were making a general-purpose progress bar, we'd need to limit to a
555    " lower limit as well, but since we always increment with a positive value
556    " in this script, we only need limit the upper value
557    let self.cur_value = (self.cur_value > self.max_value ? self.max_value : self.cur_value)
558    call self.paint()
559  endfun
560  " }}}
561  if exists("g:html_dynamic_folds")
562    " to process folds we make two passes through each line
563    let s:pgb = s:ProgressBar("Processing folds:", line('$')*2, s:orgwin)
564  endif
565else
566  let s:html_no_progress=1
567endif
568
569" First do some preprocessing for dynamic folding. Do this for the entire file
570" so we don't accidentally start within a closed fold or something.
571let s:allfolds = []
572
573if exists("g:html_dynamic_folds")
574  let s:lnum = 1
575  let s:end = line('$')
576  " save the fold text and set it to the default so we can find fold levels
577  let s:foldtext_save = &foldtext
578  setlocal foldtext&
579
580  " we will set the foldcolumn in the html to the greater of the maximum fold
581  " level and the current foldcolumn setting
582  let s:foldcolumn = &foldcolumn
583
584  " get all info needed to describe currently closed folds
585  while s:lnum <= s:end
586    if foldclosed(s:lnum) == s:lnum
587      " default fold text has '+-' and then a number of dashes equal to fold
588      " level, so subtract 2 from index of first non-dash after the dashes
589      " in order to get the fold level of the current fold
590      let s:level = match(foldtextresult(s:lnum), '+-*\zs[^-]') - 2
591      if s:level+1 > s:foldcolumn
592	let s:foldcolumn = s:level+1
593      endif
594      " store fold info for later use
595      let s:newfold = {'firstline': s:lnum, 'lastline': foldclosedend(s:lnum), 'level': s:level,'type': "closed-fold"}
596      call add(s:allfolds, s:newfold)
597      " open the fold so we can find any contained folds
598      execute s:lnum."foldopen"
599    else
600      if !s:html_no_progress
601	call s:pgb.incr()
602	if s:pgb.needs_redraw
603	  redrawstatus
604	  let s:pgb.needs_redraw = 0
605	endif
606      endif
607      let s:lnum = s:lnum + 1
608    endif
609  endwhile
610
611  " close all folds to get info for originally open folds
612  silent! %foldclose!
613  let s:lnum = 1
614
615  " the originally open folds will be all folds we encounter that aren't
616  " already in the list of closed folds
617  while s:lnum <= s:end
618    if foldclosed(s:lnum) == s:lnum
619      " default fold text has '+-' and then a number of dashes equal to fold
620      " level, so subtract 2 from index of first non-dash after the dashes
621      " in order to get the fold level of the current fold
622      let s:level = match(foldtextresult(s:lnum), '+-*\zs[^-]') - 2
623      if s:level+1 > s:foldcolumn
624	let s:foldcolumn = s:level+1
625      endif
626      let s:newfold = {'firstline': s:lnum, 'lastline': foldclosedend(s:lnum), 'level': s:level,'type': "closed-fold"}
627      " only add the fold if we don't already have it
628      if empty(s:allfolds) || index(s:allfolds, s:newfold) == -1
629	let s:newfold.type = "open-fold"
630	call add(s:allfolds, s:newfold)
631      endif
632      " open the fold so we can find any contained folds
633      execute s:lnum."foldopen"
634    else
635      if !s:html_no_progress
636	call s:pgb.incr()
637	if s:pgb.needs_redraw
638	  redrawstatus
639	  let s:pgb.needs_redraw = 0
640	endif
641      endif
642      let s:lnum = s:lnum + 1
643    endif
644  endwhile
645
646  " sort the folds so that we only ever need to look at the first item in the
647  " list of folds
648  call sort(s:allfolds, "s:FoldCompare")
649
650  let &l:foldtext = s:foldtext_save
651  unlet s:foldtext_save
652
653  " close all folds again so we can get the fold text as we go
654  silent! %foldclose!
655endif
656
657" Now loop over all lines in the original text to convert to html.
658" Use html_start_line and html_end_line if they are set.
659if exists("g:html_start_line")
660  let s:lnum = html_start_line
661  if s:lnum < 1 || s:lnum > line("$")
662    let s:lnum = 1
663  endif
664else
665  let s:lnum = 1
666endif
667if exists("g:html_end_line")
668  let s:end = html_end_line
669  if s:end < s:lnum || s:end > line("$")
670    let s:end = line("$")
671  endif
672else
673  let s:end = line("$")
674endif
675
676" stack to keep track of all the folds containing the current line
677let s:foldstack = []
678
679if !s:html_no_progress
680  let s:pgb = s:ProgressBar("Processing lines:", s:end - s:lnum + 1, s:orgwin)
681endif
682
683if s:numblines
684  let s:margin = strlen(s:end) + 1
685else
686  let s:margin = 0
687endif
688
689if has('folding') && !exists('g:html_ignore_folding')
690  let s:foldfillchar = &fillchars[matchend(&fillchars, 'fold:')]
691  if s:foldfillchar == ''
692    let s:foldfillchar = '-'
693  endif
694endif
695let s:difffillchar = &fillchars[matchend(&fillchars, 'diff:')]
696if s:difffillchar == ''
697  let s:difffillchar = '-'
698endif
699
700let s:foldId = 0
701
702while s:lnum <= s:end
703
704  " If there are filler lines for diff mode, show these above the line.
705  let s:filler = diff_filler(s:lnum)
706  if s:filler > 0
707    let s:n = s:filler
708    while s:n > 0
709      let s:new = repeat(s:difffillchar, 3)
710
711      if s:n > 2 && s:n < s:filler && !exists("g:html_whole_filler")
712	let s:new = s:new . " " . s:filler . " inserted lines "
713	let s:n = 2
714      endif
715
716      if !exists("g:html_no_pre")
717	" HTML line wrapping is off--go ahead and fill to the margin
718	let s:new = s:new . repeat(s:difffillchar, &columns - strlen(s:new) - s:margin)
719      else
720	let s:new = s:new . repeat(s:difffillchar, 3)
721      endif
722
723      let s:new = s:HtmlFormat(s:new, "DiffDelete", "")
724      if s:numblines
725	" Indent if line numbering is on; must be after escaping.
726	let s:new = repeat(s:LeadingSpace, s:margin) . s:new
727      endif
728      call add(s:lines, s:new.s:HtmlEndline)
729
730      let s:n = s:n - 1
731    endwhile
732    unlet s:n
733  endif
734  unlet s:filler
735
736  " Start the line with the line number.
737  if s:numblines
738    let s:numcol = repeat(' ', s:margin - 1 - strlen(s:lnum)) . s:lnum . ' '
739  else
740    let s:numcol = ""
741  endif
742
743  let s:new = ""
744
745  if has('folding') && !exists('g:html_ignore_folding') && foldclosed(s:lnum) > -1 && !exists('g:html_dynamic_folds')
746    "
747    " This is the beginning of a folded block (with no dynamic folding)
748    "
749    let s:new = s:numcol . foldtextresult(s:lnum)
750    if !exists("g:html_no_pre")
751      " HTML line wrapping is off--go ahead and fill to the margin
752      let s:new = s:new . repeat(s:foldfillchar, &columns - strlen(s:new))
753    endif
754
755    let s:new = s:HtmlFormat(s:new, "Folded", "")
756
757    " Skip to the end of the fold
758    let s:new_lnum = foldclosedend(s:lnum)
759
760    if !s:html_no_progress
761      call s:pgb.incr(s:new_lnum - s:lnum)
762    endif
763
764    let s:lnum = s:new_lnum
765
766  else
767    "
768    " A line that is not folded, or doing dynamic folding.
769    "
770    let s:line = getline(s:lnum)
771    let s:len = strlen(s:line)
772
773    if exists("g:html_dynamic_folds")
774      " First insert a closing for any open folds that end on this line
775      while !empty(s:foldstack) && get(s:foldstack,0).lastline == s:lnum-1
776	let s:new = s:new."</span></span>"
777	call remove(s:foldstack, 0)
778      endwhile
779
780      " Now insert an opening any new folds that start on this line
781      let s:firstfold = 1
782      while !empty(s:allfolds) && get(s:allfolds,0).firstline == s:lnum
783	let s:foldId = s:foldId + 1
784	let s:new .= "<span id='"
785	let s:new .= (exists('g:html_diff_win_num') ? "win".g:html_diff_win_num : "")
786	let s:new .= "fold".s:foldId."' class='".s:allfolds[0].type."'>"
787
788
789	" Unless disabled, add a fold column for the opening line of a fold.
790	"
791	" Note that dynamic folds require using css so we just use css to take
792	" care of the leading spaces rather than using &nbsp; in the case of
793	" html_no_pre to make it easier
794	if !exists("g:html_no_foldcolumn")
795	  " add fold column that can open the new fold
796	  if s:allfolds[0].level > 1 && s:firstfold
797	    let s:new = s:new . "<a class='toggle-open FoldColumn' href='javascript:toggleFold(\"fold".s:foldstack[0].id."\")'>"
798	    let s:new = s:new . repeat('|', s:allfolds[0].level - 1) . "</a>"
799	  endif
800	  let s:new = s:new . "<a class='toggle-open FoldColumn' href='javascript:toggleFold(\"fold".s:foldId."\")'>+</a>"
801	  let s:new = s:new . "<a class='toggle-open "
802	  " If this is not the last fold we're opening on this line, we need
803	  " to keep the filler spaces hidden if the fold is opened by mouse
804	  " hover. If it is the last fold to open in the line, we shouldn't hide
805	  " them, so don't apply the toggle-filler class.
806	  if get(s:allfolds, 1, {'firstline': 0}).firstline == s:lnum
807	    let s:new = s:new . "toggle-filler "
808	  endif
809	  let s:new = s:new . "FoldColumn' href='javascript:toggleFold(\"fold".s:foldId."\")'>"
810	  let s:new = s:new . repeat(" ", s:foldcolumn - s:allfolds[0].level) . "</a>"
811
812	  " add fold column that can close the new fold
813	  let s:new = s:new . "<a class='toggle-closed FoldColumn' href='javascript:toggleFold(\"fold".s:foldId."\")'>"
814	  if s:firstfold
815	    let s:new = s:new . repeat('|', s:allfolds[0].level - 1)
816	  endif
817	  let s:new = s:new . "-"
818	  " only add spaces if we aren't opening another fold on the same line
819	  if get(s:allfolds, 1, {'firstline': 0}).firstline != s:lnum
820	    let s:new = s:new . repeat(" ", s:foldcolumn - s:allfolds[0].level)
821	  endif
822	  let s:new = s:new . "</a>"
823	  let s:firstfold = 0
824	endif
825
826	" add fold text, moving the span ending to the next line so collapsing
827	" of folds works correctly
828	let s:new = s:new . substitute(s:HtmlFormat(s:numcol . foldtextresult(s:lnum), "Folded", ""), '</span>', s:HtmlEndline.'\n\0', '')
829	let s:new = s:new . "<span class='fulltext'>"
830
831	" open the fold now that we have the fold text to allow retrieval of
832	" fold text for subsequent folds
833	execute s:lnum."foldopen"
834	call insert(s:foldstack, remove(s:allfolds,0))
835	let s:foldstack[0].id = s:foldId
836      endwhile
837
838      " Unless disabled, add a fold column for other lines.
839      "
840      " Note that dynamic folds require using css so we just use css to take
841      " care of the leading spaces rather than using &nbsp; in the case of
842      " html_no_pre to make it easier
843      if !exists("g:html_no_foldcolumn")
844	if empty(s:foldstack)
845	  " add the empty foldcolumn for unfolded lines if there is a fold
846	  " column at all
847	  if s:foldcolumn > 0
848	    let s:new = s:new . s:HtmlFormat(repeat(' ', s:foldcolumn), "FoldColumn", "")
849	  endif
850	else
851	  " add the fold column for folds not on the opening line
852	  if get(s:foldstack, 0).firstline < s:lnum
853	    let s:new = s:new . "<a class='FoldColumn' href='javascript:toggleFold(\"fold".s:foldstack[0].id."\")'>"
854	    let s:new = s:new . repeat('|', s:foldstack[0].level)
855	    let s:new = s:new . repeat(' ', s:foldcolumn - s:foldstack[0].level) . "</a>"
856	  endif
857	endif
858      endif
859    endif
860
861    " Now continue with the unfolded line text
862    if s:numblines
863      " TODO: why not use the real highlight name here?
864      let s:new = s:new . s:HtmlFormat(s:numcol, "lnr", "")
865    endif
866
867    " Get the diff attribute, if any.
868    let s:diffattr = diff_hlID(s:lnum, 1)
869
870    " initialize conceal info to act like not concealed, just in case
871    let s:concealinfo = [0, '']
872
873    " Loop over each character in the line
874    let s:col = 1
875
876    " most of the time we won't use the diff_id, initialize to zero
877    let s:diff_id = 0
878    let s:diff_id_name = ""
879
880    while s:col <= s:len || (s:col == 1 && s:diffattr)
881      let s:startcol = s:col " The start column for processing text
882      if !exists('g:html_ignore_conceal') && has('conceal')
883	let s:concealinfo = synconcealed(s:lnum, s:col)
884      endif
885      if !exists('g:html_ignore_conceal') && s:concealinfo[0]
886	let s:col = s:col + 1
887	" Speed loop (it's small - that's the trick)
888	" Go along till we find a change in the match sequence number (ending
889	" the specific concealed region) or until there are no more concealed
890	" characters.
891	while s:col <= s:len && s:concealinfo == synconcealed(s:lnum, s:col) | let s:col = s:col + 1 | endwhile
892      elseif s:diffattr
893	let s:diff_id = diff_hlID(s:lnum, s:col)
894	let s:id = synID(s:lnum, s:col, 1)
895	let s:col = s:col + 1
896	" Speed loop (it's small - that's the trick)
897	" Go along till we find a change in hlID
898	while s:col <= s:len && s:id == synID(s:lnum, s:col, 1)
899	      \   && s:diff_id == diff_hlID(s:lnum, s:col) |
900	      \     let s:col = s:col + 1 |
901	      \ endwhile
902	if s:len < &columns && !exists("g:html_no_pre")
903	  " Add spaces at the end of the raw text line to extend the changed
904	  " line to the full width.
905	  let s:line = s:line . repeat(' ', &columns - virtcol([s:lnum, s:len]) - s:margin)
906	  let s:len = &columns
907	endif
908      else
909	let s:id = synID(s:lnum, s:col, 1)
910	let s:col = s:col + 1
911	" Speed loop (it's small - that's the trick)
912	" Go along till we find a change in synID
913	while s:col <= s:len && s:id == synID(s:lnum, s:col, 1) | let s:col = s:col + 1 | endwhile
914      endif
915
916      if exists('g:html_ignore_conceal') || !s:concealinfo[0]
917	" Expand tabs
918	let s:expandedtab = strpart(s:line, s:startcol - 1, s:col - s:startcol)
919	let s:offset = 0
920	let s:idx = stridx(s:expandedtab, "\t")
921	while s:idx >= 0
922	  if has("multi_byte_encoding")
923	    if s:startcol + s:idx == 1
924	      let s:i = &ts
925	    else
926	      if s:idx == 0
927		let s:prevc = matchstr(s:line, '.\%' . (s:startcol + s:idx + s:offset) . 'c')
928	      else
929		let s:prevc = matchstr(s:expandedtab, '.\%' . (s:idx + 1) . 'c')
930	      endif
931	      let s:vcol = virtcol([s:lnum, s:startcol + s:idx + s:offset - len(s:prevc)])
932	      let s:i = &ts - (s:vcol % &ts)
933	    endif
934	    let s:offset -= s:i - 1
935	  else
936	    let s:i = &ts - ((s:idx + s:startcol - 1) % &ts)
937	  endif
938	  let s:expandedtab = substitute(s:expandedtab, '\t', repeat(' ', s:i), '')
939	  let s:idx = stridx(s:expandedtab, "\t")
940	endwhile
941
942	" get the highlight group name to use
943	let s:id = synIDtrans(s:id)
944	let s:id_name = synIDattr(s:id, "name", s:whatterm)
945	if s:diff_id
946	  let s:diff_id_name = synIDattr(s:diff_id, "name", s:whatterm)
947	endif
948      else
949	" use Conceal highlighting for concealed text
950	let s:id_name = 'Conceal'
951	let s:expandedtab = s:concealinfo[1]
952      endif
953
954      " Output the text with the same synID, with class set to {s:id_name},
955      " unless it has been concealed completely.
956      if strlen(s:expandedtab) > 0
957	let s:new = s:new . s:HtmlFormat(s:expandedtab,  s:id_name, s:diff_id_name)
958      endif
959    endwhile
960  endif
961
962  call extend(s:lines, split(s:new.s:HtmlEndline, '\n', 1))
963  if !s:html_no_progress && s:pgb.needs_redraw
964    redrawstatus
965    let s:pgb.needs_redraw = 0
966  endif
967  let s:lnum = s:lnum + 1
968
969  if !s:html_no_progress
970    call s:pgb.incr()
971  endif
972endwhile
973
974if exists("g:html_dynamic_folds")
975  " finish off any open folds
976  while !empty(s:foldstack)
977    let s:lines[-1].="</span></span>"
978    call remove(s:foldstack, 0)
979  endwhile
980
981  " add fold column to the style list if not already there
982  let s:id = hlID('FoldColumn')
983  if index(s:idlist, s:id) == -1
984    call insert(s:idlist, s:id)
985  endif
986endif
987
988if exists("g:html_no_pre")
989  if !exists("g:html_use_css")
990    " Close off the font tag that encapsulates the whole <body>
991    call extend(s:lines, ["</font></body>", "</html>"])
992  else
993    call extend(s:lines, ["</body>", "</html>"])
994  endif
995else
996  call extend(s:lines, ["</pre>", "</body>", "</html>"])
997endif
998
999exe s:newwin . "wincmd w"
1000call setline(1, s:lines)
1001unlet s:lines
1002
1003" Now, when we finally know which, we define the colors and styles
1004if exists("g:html_use_css")
1005  1;/<style type="text/+1
1006endif
1007
1008" Find out the background and foreground color.
1009let s:fgc = s:HtmlColor(synIDattr(hlID("Normal"), "fg#", s:whatterm))
1010let s:bgc = s:HtmlColor(synIDattr(hlID("Normal"), "bg#", s:whatterm))
1011if s:fgc == ""
1012  let s:fgc = ( &background == "dark" ? "#ffffff" : "#000000" )
1013endif
1014if s:bgc == ""
1015  let s:bgc = ( &background == "dark" ? "#000000" : "#ffffff" )
1016endif
1017
1018" Normal/global attributes
1019" For Netscape 4, set <body> attributes too, though, strictly speaking, it's
1020" incorrect.
1021if exists("g:html_use_css")
1022  if exists("g:html_no_pre")
1023    execute "normal! A\nbody { color: " . s:fgc . "; background-color: " . s:bgc . "; font-family: ". s:htmlfont ."; }\e"
1024  else
1025    execute "normal! A\npre { font-family: ". s:htmlfont ."; color: " . s:fgc . "; background-color: " . s:bgc . "; }\e"
1026    yank
1027    put
1028    execute "normal! ^cwbody\e"
1029  endif
1030else
1031  execute '%s:<body>:<body bgcolor="' . s:bgc . '" text="' . s:fgc . '"><font face="'. s:htmlfont .'">'
1032endif
1033
1034" Line numbering attributes
1035if s:numblines
1036  if exists("g:html_use_css")
1037    execute "normal! A\n.lnr { " . s:CSS1(hlID("LineNr")) . "}\e"
1038  else
1039    execute '%s+^<span class="lnr">\([^<]*\)</span>+' . s:HtmlOpening(hlID("LineNr")) . '\1' . s:HtmlClosing(hlID("LineNr")) . '+g'
1040  endif
1041endif
1042
1043" Gather attributes for all other classes
1044if !s:html_no_progress && !empty(s:idlist)
1045  let s:pgb = s:ProgressBar("Processing classes:", len(s:idlist),s:newwin)
1046endif
1047while !empty(s:idlist)
1048  let s:attr = ""
1049  let s:id = remove(s:idlist, 0)
1050  let s:attr = s:CSS1(s:id)
1051  let s:id_name = synIDattr(s:id, "name", s:whatterm)
1052
1053  " If the class has some attributes, export the style, otherwise DELETE all
1054  " its occurences to make the HTML shorter
1055  if s:attr != ""
1056    if exists("g:html_use_css")
1057      execute "normal! A\n." . s:id_name . " { " . s:attr . "}"
1058    else
1059      " replace spans of just this class name with non-CSS style markup
1060      execute '%s+<span class="' . s:id_name . '">\([^<]*\)</span>+' . s:HtmlOpening(s:id) . '\1' . s:HtmlClosing(s:id) . '+ge'
1061      " Replace spans of this class name AND a diff class with non-CSS style
1062      " markup surrounding a span of just the diff class. The diff class will
1063      " be handled later because we know that information is at the end.
1064      execute '%s+<span class="' . s:id_name . ' \(Diff\%(Add\|Change\|Delete\|Text\)\)">\([^<]*\)</span>+' . s:HtmlOpening(s:id) . '<span class="\1">\2</span>' . s:HtmlClosing(s:id) . '+ge'
1065    endif
1066  else
1067    execute '%s+<span class="' . s:id_name . '">\([^<]*\)</span>+\1+ge'
1068    execute '%s+<span class="' . s:id_name . ' \(Diff\%(Add\|Change\|Delete\|Text\)\)">\([^<]*\)</span>+<span class="\1">\2</span>+ge'
1069    if exists("g:html_use_css")
1070      1;/<\/style>/-2
1071    endif
1072  endif
1073
1074  if !s:html_no_progress
1075    call s:pgb.incr()
1076    if s:pgb.needs_redraw
1077      redrawstatus
1078      let s:pgb.needs_redraw = 0
1079      sleep 50m
1080    endif
1081  endif
1082endwhile
1083
1084" Add hyperlinks
1085%s+\(https\=://\S\{-}\)\(\([.,;:}]\=\(\s\|$\)\)\|[\\"'<>]\|&gt;\|&lt;\|&quot;\)+<a href="\1">\1</a>\2+ge
1086
1087" The DTD
1088if exists("g:use_xhtml")
1089  exe "normal! gg$a\n<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">\e"
1090else
1091  exe "normal! gg0i<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">\n\e"
1092endif
1093
1094if exists("g:use_xhtml")
1095  exe "normal! gg/<html/e\na xmlns=\"http://www.w3.org/1999/xhtml\"\e"
1096endif
1097
1098" Cleanup
1099%s:\s\+$::e
1100
1101" Restore old settings
1102let &l:foldmethod = s:old_fdm
1103let &report = s:old_report
1104let &title = s:old_title
1105let &icon = s:old_icon
1106let &paste = s:old_paste
1107let &magic = s:old_magic
1108let @/ = s:old_search
1109let &more = s:old_more
1110exe s:orgwin . "wincmd w"
1111let &l:et = s:old_et
1112exe s:newwin . "wincmd w"
1113exec 'resize' s:old_winheight
1114let &l:winfixheight = s:old_winfixheight
1115
1116" Reset old <pre> settings
1117if exists("s:old_html_no_pre")
1118  let g:html_no_pre = s:old_html_no_pre
1119  unlet s:old_html_no_pre
1120elseif exists("g:html_no_pre")
1121  unlet g:html_no_pre
1122endif
1123
1124call setwinvar(s:orgwin,'&stl', s:origwin_stl)
1125call setwinvar(s:newwin,'&stl', s:newwin_stl)
1126let &ls=s:ls
1127
1128" Save a little bit of memory (worth doing?)
1129unlet s:htmlfont
1130unlet s:old_et s:old_paste s:old_icon s:old_report s:old_title s:old_search s:old_magic s:old_more s:old_fdm s:old_winheight s:old_winfixheight
1131unlet s:whatterm s:idlist s:lnum s:end s:margin s:fgc s:bgc
1132unlet! s:col s:id s:attr s:len s:line s:new s:expandedtab s:numblines s:concealinfo
1133unlet! s:orgwin s:newwin s:orgbufnr s:idx s:i s:offset s:ls s:origwin_stl s:newwin_stl s:current_syntax
1134if !v:profiling
1135  delfunc s:HtmlColor
1136  delfunc s:HtmlFormat
1137  delfunc s:CSS1
1138  if !exists("g:html_use_css")
1139    delfunc s:HtmlOpening
1140    delfunc s:HtmlClosing
1141  endif
1142  if exists("g:html_dynamic_folds")
1143    delfunc s:FoldCompare
1144  endif
1145
1146  if !s:html_no_progress
1147    delfunc s:ProgressBar
1148    delfunc s:progressbar.paint
1149    delfunc s:progressbar.incr
1150    unlet s:pgb s:progressbar
1151  endif
1152endif
1153
1154unlet! s:new_lnum s:diffattr s:difffillchar s:foldfillchar s:HtmlSpace s:LeadingSpace s:HtmlEndline s:firstfold s:foldcolumn
1155unlet s:foldstack s:allfolds s:foldId s:numcol
1156
1157unlet! s:html_no_progress
1158
1159call tohtml#RestoreUserSettings(s:old_html_settings)
1160unlet s:old_html_settings
1161
1162let &cpo = s:cpo_sav
1163unlet! s:cpo_sav
1164
1165" Make sure any patches will probably use consistent indent
1166"   vim: ts=8 sw=2 sts=2 noet
1167