xref: /vim-8.2.3635/runtime/syntax/2html.vim (revision bebca9da)
1" Vim syntax support file
2" Maintainer: Ben Fritz <[email protected]>
3" Last Change: 2010 Aug 07
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
25let s:end=line('$')
26
27" Font
28if exists("g:html_font")
29  let s:htmlfont = "'". g:html_font . "', monospace"
30else
31  let s:htmlfont = "monospace"
32endif
33
34let s:settings = tohtml#GetUserSettings()
35
36" When not in gui we can only guess the colors.
37if has("gui_running")
38  let s:whatterm = "gui"
39else
40  let s:whatterm = "cterm"
41  if &t_Co == 8
42    let s:cterm_color = {0: "#808080", 1: "#ff6060", 2: "#00ff00", 3: "#ffff00", 4: "#8080ff", 5: "#ff40ff", 6: "#00ffff", 7: "#ffffff"}
43  else
44    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"}
45
46    " Colors for 88 and 256 come from xterm.
47    if &t_Co == 88
48      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"})
49      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"})
50    elseif &t_Co == 256
51      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"})
52      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"})
53      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"})
54      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"})
55      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"})
56    endif
57  endif
58endif
59
60" Return good color specification: in GUI no transformation is done, in
61" terminal return RGB values of known colors and empty string for unknown
62if s:whatterm == "gui"
63  function! s:HtmlColor(color)
64    return a:color
65  endfun
66else
67  function! s:HtmlColor(color)
68    if has_key(s:cterm_color, a:color)
69      return s:cterm_color[a:color]
70    else
71      return ""
72    endif
73  endfun
74endif
75
76if !s:settings.use_css
77  " Return opening HTML tag for given highlight id
78  function! s:HtmlOpening(id)
79    let a = ""
80    if synIDattr(a:id, "inverse")
81      " For inverse, we always must set both colors (and exchange them)
82      let x = s:HtmlColor(synIDattr(a:id, "fg#", s:whatterm))
83      let a = a . '<span style="background-color: ' . ( x != "" ? x : s:fgc ) . '">'
84      let x = s:HtmlColor(synIDattr(a:id, "bg#", s:whatterm))
85      let a = a . '<font color="' . ( x != "" ? x : s:bgc ) . '">'
86    else
87      let x = s:HtmlColor(synIDattr(a:id, "bg#", s:whatterm))
88      if x != "" | let a = a . '<span style="background-color: ' . x . '">' | endif
89      let x = s:HtmlColor(synIDattr(a:id, "fg#", s:whatterm))
90      if x != "" | let a = a . '<font color="' . x . '">' | endif
91    endif
92    if synIDattr(a:id, "bold") | let a = a . "<b>" | endif
93    if synIDattr(a:id, "italic") | let a = a . "<i>" | endif
94    if synIDattr(a:id, "underline") | let a = a . "<u>" | endif
95    return a
96  endfun
97
98  " Return closing HTML tag for given highlight id
99  function! s:HtmlClosing(id)
100    let a = ""
101    if synIDattr(a:id, "underline") | let a = a . "</u>" | endif
102    if synIDattr(a:id, "italic") | let a = a . "</i>" | endif
103    if synIDattr(a:id, "bold") | let a = a . "</b>" | endif
104    if synIDattr(a:id, "inverse")
105      let a = a . '</font></span>'
106    else
107      let x = s:HtmlColor(synIDattr(a:id, "fg#", s:whatterm))
108      if x != "" | let a = a . '</font>' | endif
109      let x = s:HtmlColor(synIDattr(a:id, "bg#", s:whatterm))
110      if x != "" | let a = a . '</span>' | endif
111    endif
112    return a
113  endfun
114endif
115
116" Return HTML valid characters enclosed in a span of class style_name with
117" unprintable characters expanded and double spaces replaced as necessary.
118function! s:HtmlFormat(text, style_name, diff_style_name)
119  " Replace unprintable characters
120  let formatted = strtrans(a:text)
121
122  " separate the two classes by a space to apply them both if there is a diff
123  " style name
124  let l:style_name = a:style_name . (a:diff_style_name == '' ? '' : ' ') . a:diff_style_name
125
126  " Replace the reserved html characters
127  let formatted = substitute(substitute(substitute(substitute(substitute(formatted, '&', '\&amp;', 'g'), '<', '\&lt;', 'g'), '>', '\&gt;', 'g'), '"', '\&quot;', 'g'), "\x0c", '<hr class="PAGE-BREAK">', 'g')
128
129  " Replace double spaces and leading spaces
130  if ' ' != s:HtmlSpace
131    let formatted = substitute(formatted, '  ', s:HtmlSpace . s:HtmlSpace, 'g')
132    let formatted = substitute(formatted, '^ ', s:HtmlSpace, 'g')
133  endif
134
135  " Enclose in a span of class style_name
136  let formatted = '<span class="' . l:style_name . '">' . formatted . '</span>'
137
138  " Add the class to class list if it's not there yet.
139  " Add normal groups to the beginning so diff groups can override them.
140  let s:id = hlID(a:style_name)
141  if index(s:idlist, s:id ) == -1
142    if a:style_name =~ 'Diff\%(Add\|Change\|Delete\|Text\)'
143      call add(s:idlist, s:id)
144    else
145      call insert(s:idlist, s:id)
146    endif
147  endif
148
149  " Add the diff highlight class to class list if used and it's not there yet.
150  " Add diff groups to the end so they override the other highlighting.
151  if a:diff_style_name != ""
152    let s:diff_id = hlID(a:diff_style_name)
153    if index(s:idlist, s:diff_id) == -1
154      call add(s:idlist, s:diff_id)
155    endif
156  endif
157
158  return formatted
159endfun
160
161" Return CSS style describing given highlight id (can be empty)
162function! s:CSS1(id)
163  let a = ""
164  if synIDattr(a:id, "inverse")
165    " For inverse, we always must set both colors (and exchange them)
166    let x = s:HtmlColor(synIDattr(a:id, "bg#", s:whatterm))
167    let a = a . "color: " . ( x != "" ? x : s:bgc ) . "; "
168    let x = s:HtmlColor(synIDattr(a:id, "fg#", s:whatterm))
169    let a = a . "background-color: " . ( x != "" ? x : s:fgc ) . "; "
170  else
171    let x = s:HtmlColor(synIDattr(a:id, "fg#", s:whatterm))
172    if x != "" | let a = a . "color: " . x . "; " | endif
173    let x = s:HtmlColor(synIDattr(a:id, "bg#", s:whatterm))
174    if x != "" | let a = a . "background-color: " . x . "; " | endif
175  endif
176  if synIDattr(a:id, "bold") | let a = a . "font-weight: bold; " | endif
177  if synIDattr(a:id, "italic") | let a = a . "font-style: italic; " | endif
178  if synIDattr(a:id, "underline") | let a = a . "text-decoration: underline; " | endif
179  return a
180endfun
181
182if s:settings.dynamic_folds
183  " compares two folds as stored in our list of folds
184  " A fold is "less" than another if it starts at an earlier line number,
185  " or ends at a later line number, ties broken by fold level
186  function! s:FoldCompare(f1, f2)
187    if a:f1.firstline != a:f2.firstline
188      " put it before if it starts earlier
189      return a:f1.firstline - a:f2.firstline
190    elseif a:f1.lastline != a:f2.lastline
191      " put it before if it ends later
192      return a:f2.lastline - a:f1.lastline
193    else
194      " if folds begin and end on the same lines, put lowest fold level first
195      return a:f1.level - a:f2.level
196    endif
197  endfunction
198
199endif
200
201
202" Set some options to make it work faster.
203" Don't report changes for :substitute, there will be many of them.
204let s:old_title = &title
205let s:old_icon = &icon
206let s:old_et = &l:et
207let s:old_report = &report
208let s:old_search = @/
209let s:old_more = &more
210set notitle noicon
211setlocal et
212set nomore
213set report=1000000
214
215if exists(':ownsyntax') && exists('w:current_syntax')
216  let s:current_syntax = w:current_syntax
217elseif exists('b:current_syntax')
218  let s:current_syntax = b:current_syntax
219else
220  let s:current_syntax = 'none'
221endif
222
223if s:current_syntax == ''
224  let s:current_syntax = 'none'
225endif
226
227" Split window to create a buffer with the HTML file.
228let s:orgbufnr = winbufnr(0)
229let s:origwin_stl = &l:stl
230if expand("%") == ""
231  exec 'new Untitled.'.(s:settings.use_xhtml ? 'x' : '').'html'
232else
233  exec 'new %.'.(s:settings.use_xhtml ? 'x' : '').'html'
234endif
235
236" Resize the new window to very small in order to make it draw faster
237let s:old_winheight = winheight(0)
238let s:old_winfixheight = &l:winfixheight
239if s:old_winheight > 2
240  resize 1 " leave enough room to view one line at a time
241  norm! G
242  norm! zt
243endif
244setlocal winfixheight
245
246let s:newwin_stl = &l:stl
247
248" on the new window, set the least time-consuming fold method
249let s:old_fdm = &foldmethod
250setlocal foldmethod=manual
251
252let s:newwin = winnr()
253let s:orgwin = bufwinnr(s:orgbufnr)
254
255setlocal modifiable
256%d
257let s:old_paste = &paste
258set paste
259let s:old_magic = &magic
260set magic
261
262let s:lines = []
263
264if s:settings.use_xhtml
265  if s:settings.encoding != ""
266    call add(s:lines, "<?xml version=\"1.0\" encoding=\"" . s:settings.encoding . "\"?>")
267  else
268    call add(s:lines, "<?xml version=\"1.0\"?>")
269  endif
270  let s:tag_close = ' />'
271else
272  let s:tag_close = '>'
273endif
274
275let s:HtmlSpace = ' '
276let s:LeadingSpace = ' '
277let s:HtmlEndline = ''
278if s:settings.no_pre
279  let s:HtmlEndline = '<br' . s:tag_close
280  let s:LeadingSpace = '&nbsp;'
281  let s:HtmlSpace = '\' . s:LeadingSpace
282endif
283
284" HTML header, with the title and generator ;-). Left free space for the CSS,
285" to be filled at the end.
286call extend(s:lines, [
287      \ "<html>",
288      \ "<head>"])
289" include encoding as close to the top as possible, but only if not already
290" contained in XML information (to avoid haggling over content type)
291if s:settings.encoding != "" && !s:settings.use_xhtml
292  call add(s:lines, "<meta http-equiv=\"content-type\" content=\"text/html; charset=" . s:settings.encoding . '"' . s:tag_close)
293endif
294call extend(s:lines, [
295      \ ("<title>".expand("%:p:~")."</title>"),
296      \ ("<meta name=\"Generator\" content=\"Vim/".v:version/100.".".v:version%100.'"'.s:tag_close),
297      \ ("<meta name=\"plugin-version\" content=\"".g:loaded_2html_plugin.'"'.s:tag_close)
298      \ ])
299call add(s:lines, '<meta name="syntax" content="'.s:current_syntax.'"'.s:tag_close)
300call add(s:lines, '<meta name="settings" content="'.
301      \ join(filter(keys(s:settings),'s:settings[v:val]'),',').
302      \ '"'.s:tag_close)
303
304if s:settings.use_css
305  if s:settings.dynamic_folds
306    if s:settings.hover_unfold
307      " if we are doing hover_unfold, use css 2 with css 1 fallback for IE6
308      call extend(s:lines, [
309	    \ "<style type=\"text/css\">",
310	    \ s:settings.use_xhtml ? "" : "<!--",
311	    \ ".FoldColumn { text-decoration: none; white-space: pre; }",
312	    \ "",
313	    \ "body * { margin: 0; padding: 0; }", "",
314	    \ ".open-fold   > .Folded { display: none;  }",
315	    \ ".open-fold   > .fulltext { display: inline; }",
316	    \ ".closed-fold > .fulltext { display: none;  }",
317	    \ ".closed-fold > .Folded { display: inline; }",
318	    \ "",
319	    \ ".open-fold   > .toggle-open   { display: none;   }",
320	    \ ".open-fold   > .toggle-closed { display: inline; }",
321	    \ ".closed-fold > .toggle-open   { display: inline; }",
322	    \ ".closed-fold > .toggle-closed { display: none;   }",
323	    \ "", "",
324	    \ '/* opening a fold while hovering won''t be supported by IE6 and other',
325	    \ "similar browsers, but it should fail gracefully. */",
326	    \ ".closed-fold:hover > .fulltext { display: inline; }",
327	    \ ".closed-fold:hover > .toggle-filler { display: none; }",
328	    \ ".closed-fold:hover > .Folded { display: none; }",
329	    \ s:settings.use_xhtml ? "" : '-->',
330	    \ '<style>'])
331      " TODO: IE7 doesn't *actually* support XHTML, maybe we should remove this.
332      " But if it's served up as tag soup, maybe the following will work, so
333      " leave it in for now.
334      call extend(s:lines, [
335	    \ "<!--[if lt IE 7]><style type=\"text/css\">",
336	    \ ".open-fold   .Folded      { display: none; }",
337	    \ ".open-fold   .fulltext      { display: inline; }",
338	    \ ".open-fold   .toggle-open   { display: none; }",
339	    \ ".closed-fold .toggle-closed { display: inline; }",
340	    \ "",
341	    \ ".closed-fold .fulltext      { display: none; }",
342	    \ ".closed-fold .Folded      { display: inline; }",
343	    \ ".closed-fold .toggle-open   { display: inline; }",
344	    \ ".closed-fold .toggle-closed { display: none; }",
345	    \ "</style>",
346	    \ "<![endif]-->",
347	    \])
348    else
349      " if we aren't doing hover_unfold, use CSS 1 only
350      call extend(s:lines, [
351	    \ "<style type=\"text/css\">",
352	    \ s:settings.use_xhtml ? "" :"<!--",
353	    \ ".FoldColumn { text-decoration: none; white-space: pre; }",
354	    \ ".open-fold   .Folded      { display: none; }",
355	    \ ".open-fold   .fulltext      { display: inline; }",
356	    \ ".open-fold   .toggle-open   { display: none; }",
357	    \ ".closed-fold .toggle-closed { display: inline; }",
358	    \ "",
359	    \ ".closed-fold .fulltext      { display: none; }",
360	    \ ".closed-fold .Folded      { display: inline; }",
361	    \ ".closed-fold .toggle-open   { display: inline; }",
362	    \ ".closed-fold .toggle-closed { display: none; }",
363	    \ s:settings.use_xhtml ? "" : '-->',
364	    \ '</style>'
365	    \])
366    endif
367  else
368    " if we aren't doing any dynamic folding, no need for any special rules
369    call extend(s:lines, [
370	  \ "<style type=\"text/css\">",
371	  \ s:settings.use_xhtml ? "" : "<!--",
372	  \ s:settings.use_xhtml ? "" : '-->',
373	  \ "</style>",
374	  \])
375  endif
376endif
377
378" insert javascript to toggle folds open and closed
379if s:settings.dynamic_folds
380  call extend(s:lines, [
381	\ "",
382	\ "<script type='text/javascript'>",
383	\ s:settings.use_xhtml ? '//<![CDATA[' : "<!--",
384	\ "function toggleFold(objID)",
385	\ "{",
386	\ "  var fold;",
387	\ "  fold = document.getElementById(objID);",
388	\ "  if(fold.className == 'closed-fold')",
389	\ "  {",
390	\ "    fold.className = 'open-fold';",
391	\ "  }",
392	\ "  else if (fold.className == 'open-fold')",
393	\ "  {",
394	\ "    fold.className = 'closed-fold';",
395	\ "  }",
396	\ "}",
397	\ s:settings.use_xhtml ? '//]]>' : '-->',
398	\ "</script>"
399	\])
400endif
401
402if s:settings.no_pre
403  call extend(s:lines, ["</head>", "<body>"])
404else
405  call extend(s:lines, ["</head>", "<body>", "<pre>"])
406endif
407
408exe s:orgwin . "wincmd w"
409
410" List of all id's
411let s:idlist = []
412
413" set up progress bar in the status line
414if !s:settings.no_progress
415  " ProgressBar Indicator
416  let s:progressbar={}
417
418  " Progessbar specific functions
419  func! s:ProgressBar(title, max_value, winnr)
420    let pgb=copy(s:progressbar)
421    let pgb.title = a:title.' '
422    let pgb.max_value = a:max_value
423    let pgb.winnr = a:winnr
424    let pgb.cur_value = 0
425    let pgb.items = { 'title'   : { 'color' : 'Statusline' },
426	  \'bar'     : { 'color' : 'Statusline' , 'fillcolor' : 'DiffDelete' , 'bg' : 'Statusline' } ,
427	  \'counter' : { 'color' : 'Statusline' } }
428    let pgb.last_value = 0
429    let pgb.needs_redraw = 0
430    " Note that you must use len(split) instead of len() if you want to use
431    " unicode in title.
432    "
433    " Subtract 3 for spacing around the title.
434    " Subtract 4 for the percentage display.
435    " Subtract 2 for spacing before this.
436    " Subtract 2 more for the '|' on either side of the progress bar
437    let pgb.subtractedlen=len(split(pgb.title, '\zs'))+3+4+2+2
438    let pgb.max_len = 0
439    set laststatus=2
440    return pgb
441  endfun
442
443  " Function: progressbar.calculate_ticks() {{{1
444  func! s:progressbar.calculate_ticks(pb_len)
445    if a:pb_len<=0
446      let pb_len = 100
447    else
448      let pb_len = a:pb_len
449    endif
450    let self.progress_ticks = map(range(pb_len+1), "v:val * self.max_value / pb_len")
451  endfun
452
453  "Function: progressbar.paint()
454  func! s:progressbar.paint()
455    " Recalculate widths.
456    let max_len = winwidth(self.winnr)
457    let pb_len = 0
458    " always true on first call because of initial value of self.max_len
459    if max_len != self.max_len
460      let self.max_len = max_len
461
462      " Progressbar length
463      let pb_len = max_len - self.subtractedlen
464
465      call self.calculate_ticks(pb_len)
466
467      let self.needs_redraw = 1
468      let cur_value = 0
469      let self.pb_len = pb_len
470    else
471      " start searching at the last found index to make the search for the
472      " appropriate tick value normally take 0 or 1 comparisons
473      let cur_value = self.last_value
474      let pb_len = self.pb_len
475    endif
476
477    let cur_val_max = pb_len > 0 ? pb_len : 100
478
479    " find the current progress bar position based on precalculated thresholds
480    while cur_value < cur_val_max && self.cur_value > self.progress_ticks[cur_value]
481      let cur_value += 1
482    endwhile
483
484    " update progress bar
485    if self.last_value != cur_value || self.needs_redraw || self.cur_value == self.max_value
486      let self.needs_redraw = 1
487      let self.last_value = cur_value
488
489      let t_color  = self.items.title.color
490      let b_fcolor = self.items.bar.fillcolor
491      let b_color  = self.items.bar.color
492      let c_color  = self.items.counter.color
493
494      let stl =  "%#".t_color."#%-( ".self.title." %)".
495	    \"%#".b_color."#".
496	    \(pb_len>0 ?
497	    \	('|%#'.b_fcolor."#%-(".repeat(" ",cur_value)."%)".
498	    \	 '%#'.b_color."#".repeat(" ",pb_len-cur_value)."|"):
499	    \	('')).
500	    \"%=%#".c_color."#%( ".printf("%3.d ",100*self.cur_value/self.max_value)."%% %)"
501      call setwinvar(self.winnr, '&stl', stl)
502    endif
503  endfun
504
505  func! s:progressbar.incr( ... )
506    let self.cur_value += (a:0 ? a:1 : 1)
507    " if we were making a general-purpose progress bar, we'd need to limit to a
508    " lower limit as well, but since we always increment with a positive value
509    " in this script, we only need limit the upper value
510    let self.cur_value = (self.cur_value > self.max_value ? self.max_value : self.cur_value)
511    call self.paint()
512  endfun
513  " }}}
514  if s:settings.dynamic_folds
515    " to process folds we make two passes through each line
516    let s:pgb = s:ProgressBar("Processing folds:", line('$')*2, s:orgwin)
517  endif
518endif
519
520" First do some preprocessing for dynamic folding. Do this for the entire file
521" so we don't accidentally start within a closed fold or something.
522let s:allfolds = []
523
524if s:settings.dynamic_folds
525  let s:lnum = 1
526  let s:end = line('$')
527  " save the fold text and set it to the default so we can find fold levels
528  let s:foldtext_save = &foldtext
529  setlocal foldtext&
530
531  " we will set the foldcolumn in the html to the greater of the maximum fold
532  " level and the current foldcolumn setting
533  let s:foldcolumn = &foldcolumn
534
535  " get all info needed to describe currently closed folds
536  while s:lnum <= s:end
537    if foldclosed(s:lnum) == s:lnum
538      " default fold text has '+-' and then a number of dashes equal to fold
539      " level, so subtract 2 from index of first non-dash after the dashes
540      " in order to get the fold level of the current fold
541      let s:level = match(foldtextresult(s:lnum), '+-*\zs[^-]') - 2
542      if s:level+1 > s:foldcolumn
543	let s:foldcolumn = s:level+1
544      endif
545      " store fold info for later use
546      let s:newfold = {'firstline': s:lnum, 'lastline': foldclosedend(s:lnum), 'level': s:level,'type': "closed-fold"}
547      call add(s:allfolds, s:newfold)
548      " open the fold so we can find any contained folds
549      execute s:lnum."foldopen"
550    else
551      if !s:settings.no_progress
552	call s:pgb.incr()
553	if s:pgb.needs_redraw
554	  redrawstatus
555	  let s:pgb.needs_redraw = 0
556	endif
557      endif
558      let s:lnum = s:lnum + 1
559    endif
560  endwhile
561
562  " close all folds to get info for originally open folds
563  silent! %foldclose!
564  let s:lnum = 1
565
566  " the originally open folds will be all folds we encounter that aren't
567  " already in the list of closed folds
568  while s:lnum <= s:end
569    if foldclosed(s:lnum) == s:lnum
570      " default fold text has '+-' and then a number of dashes equal to fold
571      " level, so subtract 2 from index of first non-dash after the dashes
572      " in order to get the fold level of the current fold
573      let s:level = match(foldtextresult(s:lnum), '+-*\zs[^-]') - 2
574      if s:level+1 > s:foldcolumn
575	let s:foldcolumn = s:level+1
576      endif
577      let s:newfold = {'firstline': s:lnum, 'lastline': foldclosedend(s:lnum), 'level': s:level,'type': "closed-fold"}
578      " only add the fold if we don't already have it
579      if empty(s:allfolds) || index(s:allfolds, s:newfold) == -1
580	let s:newfold.type = "open-fold"
581	call add(s:allfolds, s:newfold)
582      endif
583      " open the fold so we can find any contained folds
584      execute s:lnum."foldopen"
585    else
586      if !s:settings.no_progress
587	call s:pgb.incr()
588	if s:pgb.needs_redraw
589	  redrawstatus
590	  let s:pgb.needs_redraw = 0
591	endif
592      endif
593      let s:lnum = s:lnum + 1
594    endif
595  endwhile
596
597  " sort the folds so that we only ever need to look at the first item in the
598  " list of folds
599  call sort(s:allfolds, "s:FoldCompare")
600
601  let &l:foldtext = s:foldtext_save
602  unlet s:foldtext_save
603
604  " close all folds again so we can get the fold text as we go
605  silent! %foldclose!
606endif
607
608" Now loop over all lines in the original text to convert to html.
609" Use html_start_line and html_end_line if they are set.
610if exists("g:html_start_line")
611  let s:lnum = html_start_line
612  if s:lnum < 1 || s:lnum > line("$")
613    let s:lnum = 1
614  endif
615else
616  let s:lnum = 1
617endif
618if exists("g:html_end_line")
619  let s:end = html_end_line
620  if s:end < s:lnum || s:end > line("$")
621    let s:end = line("$")
622  endif
623else
624  let s:end = line("$")
625endif
626
627" stack to keep track of all the folds containing the current line
628let s:foldstack = []
629
630if !s:settings.no_progress
631  let s:pgb = s:ProgressBar("Processing lines:", s:end - s:lnum + 1, s:orgwin)
632endif
633
634if s:settings.number_lines
635  let s:margin = strlen(s:end) + 1
636else
637  let s:margin = 0
638endif
639
640if has('folding') && !s:settings.ignore_folding
641  let s:foldfillchar = &fillchars[matchend(&fillchars, 'fold:')]
642  if s:foldfillchar == ''
643    let s:foldfillchar = '-'
644  endif
645endif
646let s:difffillchar = &fillchars[matchend(&fillchars, 'diff:')]
647if s:difffillchar == ''
648  let s:difffillchar = '-'
649endif
650
651let s:foldId = 0
652
653while s:lnum <= s:end
654
655  " If there are filler lines for diff mode, show these above the line.
656  let s:filler = diff_filler(s:lnum)
657  if s:filler > 0
658    let s:n = s:filler
659    while s:n > 0
660      let s:new = repeat(s:difffillchar, 3)
661
662      if s:n > 2 && s:n < s:filler && !s:settings.whole_filler
663	let s:new = s:new . " " . s:filler . " inserted lines "
664	let s:n = 2
665      endif
666
667      if !s:settings.no_pre
668	" HTML line wrapping is off--go ahead and fill to the margin
669	let s:new = s:new . repeat(s:difffillchar, &columns - strlen(s:new) - s:margin)
670      else
671	let s:new = s:new . repeat(s:difffillchar, 3)
672      endif
673
674      let s:new = s:HtmlFormat(s:new, "DiffDelete", "")
675      if s:settings.number_lines
676	" Indent if line numbering is on; must be after escaping.
677	let s:new = repeat(s:LeadingSpace, s:margin) . s:new
678      endif
679      call add(s:lines, s:new.s:HtmlEndline)
680
681      let s:n = s:n - 1
682    endwhile
683    unlet s:n
684  endif
685  unlet s:filler
686
687  " Start the line with the line number.
688  if s:settings.number_lines
689    let s:numcol = repeat(' ', s:margin - 1 - strlen(s:lnum)) . s:lnum . ' '
690  else
691    let s:numcol = ""
692  endif
693
694  let s:new = ""
695
696  if has('folding') && !s:settings.ignore_folding && foldclosed(s:lnum) > -1 && !s:settings.dynamic_folds
697    "
698    " This is the beginning of a folded block (with no dynamic folding)
699    "
700    let s:new = s:numcol . foldtextresult(s:lnum)
701    if !s:settings.no_pre
702      " HTML line wrapping is off--go ahead and fill to the margin
703      let s:new = s:new . repeat(s:foldfillchar, &columns - strlen(s:new))
704    endif
705
706    let s:new = s:HtmlFormat(s:new, "Folded", "")
707
708    " Skip to the end of the fold
709    let s:new_lnum = foldclosedend(s:lnum)
710
711    if !s:settings.no_progress
712      call s:pgb.incr(s:new_lnum - s:lnum)
713    endif
714
715    let s:lnum = s:new_lnum
716
717  else
718    "
719    " A line that is not folded, or doing dynamic folding.
720    "
721    let s:line = getline(s:lnum)
722    let s:len = strlen(s:line)
723
724    if s:settings.dynamic_folds
725      " First insert a closing for any open folds that end on this line
726      while !empty(s:foldstack) && get(s:foldstack,0).lastline == s:lnum-1
727	let s:new = s:new."</span></span>"
728	call remove(s:foldstack, 0)
729      endwhile
730
731      " Now insert an opening any new folds that start on this line
732      let s:firstfold = 1
733      while !empty(s:allfolds) && get(s:allfolds,0).firstline == s:lnum
734	let s:foldId = s:foldId + 1
735	let s:new .= "<span id='"
736	let s:new .= (exists('g:html_diff_win_num') ? "win".g:html_diff_win_num : "")
737	let s:new .= "fold".s:foldId."' class='".s:allfolds[0].type."'>"
738
739
740	" Unless disabled, add a fold column for the opening line of a fold.
741	"
742	" Note that dynamic folds require using css so we just use css to take
743	" care of the leading spaces rather than using &nbsp; in the case of
744	" html_no_pre to make it easier
745	if !s:settings.no_foldcolumn
746	  " add fold column that can open the new fold
747	  if s:allfolds[0].level > 1 && s:firstfold
748	    let s:new = s:new . "<a class='toggle-open FoldColumn' href='javascript:toggleFold(\"fold".s:foldstack[0].id."\")'>"
749	    let s:new = s:new . repeat('|', s:allfolds[0].level - 1) . "</a>"
750	  endif
751	  let s:new = s:new . "<a class='toggle-open FoldColumn' href='javascript:toggleFold(\"fold".s:foldId."\")'>+</a>"
752	  let s:new = s:new . "<a class='toggle-open "
753	  " If this is not the last fold we're opening on this line, we need
754	  " to keep the filler spaces hidden if the fold is opened by mouse
755	  " hover. If it is the last fold to open in the line, we shouldn't hide
756	  " them, so don't apply the toggle-filler class.
757	  if get(s:allfolds, 1, {'firstline': 0}).firstline == s:lnum
758	    let s:new = s:new . "toggle-filler "
759	  endif
760	  let s:new = s:new . "FoldColumn' href='javascript:toggleFold(\"fold".s:foldId."\")'>"
761	  let s:new = s:new . repeat(" ", s:foldcolumn - s:allfolds[0].level) . "</a>"
762
763	  " add fold column that can close the new fold
764	  let s:new = s:new . "<a class='toggle-closed FoldColumn' href='javascript:toggleFold(\"fold".s:foldId."\")'>"
765	  if s:firstfold
766	    let s:new = s:new . repeat('|', s:allfolds[0].level - 1)
767	  endif
768	  let s:new = s:new . "-"
769	  " only add spaces if we aren't opening another fold on the same line
770	  if get(s:allfolds, 1, {'firstline': 0}).firstline != s:lnum
771	    let s:new = s:new . repeat(" ", s:foldcolumn - s:allfolds[0].level)
772	  endif
773	  let s:new = s:new . "</a>"
774	  let s:firstfold = 0
775	endif
776
777	" add fold text, moving the span ending to the next line so collapsing
778	" of folds works correctly
779	let s:new = s:new . substitute(s:HtmlFormat(s:numcol . foldtextresult(s:lnum), "Folded", ""), '</span>', s:HtmlEndline.'\n\0', '')
780	let s:new = s:new . "<span class='fulltext'>"
781
782	" open the fold now that we have the fold text to allow retrieval of
783	" fold text for subsequent folds
784	execute s:lnum."foldopen"
785	call insert(s:foldstack, remove(s:allfolds,0))
786	let s:foldstack[0].id = s:foldId
787      endwhile
788
789      " Unless disabled, add a fold column for other lines.
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 !s:settings.no_foldcolumn
795	if empty(s:foldstack)
796	  " add the empty foldcolumn for unfolded lines if there is a fold
797	  " column at all
798	  if s:foldcolumn > 0
799	    let s:new = s:new . s:HtmlFormat(repeat(' ', s:foldcolumn), "FoldColumn", "")
800	  endif
801	else
802	  " add the fold column for folds not on the opening line
803	  if get(s:foldstack, 0).firstline < s:lnum
804	    let s:new = s:new . "<a class='FoldColumn' href='javascript:toggleFold(\"fold".s:foldstack[0].id."\")'>"
805	    let s:new = s:new . repeat('|', s:foldstack[0].level)
806	    let s:new = s:new . repeat(' ', s:foldcolumn - s:foldstack[0].level) . "</a>"
807	  endif
808	endif
809      endif
810    endif
811
812    " Now continue with the unfolded line text
813    if s:settings.number_lines
814      " TODO: why not use the real highlight name here?
815      let s:new = s:new . s:HtmlFormat(s:numcol, "lnr", "")
816    endif
817
818    " Get the diff attribute, if any.
819    let s:diffattr = diff_hlID(s:lnum, 1)
820
821    " initialize conceal info to act like not concealed, just in case
822    let s:concealinfo = [0, '']
823
824    " Loop over each character in the line
825    let s:col = 1
826
827    " most of the time we won't use the diff_id, initialize to zero
828    let s:diff_id = 0
829    let s:diff_id_name = ""
830
831    while s:col <= s:len || (s:col == 1 && s:diffattr)
832      let s:startcol = s:col " The start column for processing text
833      if !s:settings.ignore_conceal && has('conceal')
834	let s:concealinfo = synconcealed(s:lnum, s:col)
835      endif
836      if !s:settings.ignore_conceal && s:concealinfo[0]
837	let s:col = s:col + 1
838	" Speed loop (it's small - that's the trick)
839	" Go along till we find a change in the match sequence number (ending
840	" the specific concealed region) or until there are no more concealed
841	" characters.
842	while s:col <= s:len && s:concealinfo == synconcealed(s:lnum, s:col) | let s:col = s:col + 1 | endwhile
843      elseif s:diffattr
844	let s:diff_id = diff_hlID(s:lnum, s:col)
845	let s:id = synID(s:lnum, s:col, 1)
846	let s:col = s:col + 1
847	" Speed loop (it's small - that's the trick)
848	" Go along till we find a change in hlID
849	while s:col <= s:len && s:id == synID(s:lnum, s:col, 1)
850	      \   && s:diff_id == diff_hlID(s:lnum, s:col) |
851	      \     let s:col = s:col + 1 |
852	      \ endwhile
853	if s:len < &columns && !s:settings.no_pre
854	  " Add spaces at the end of the raw text line to extend the changed
855	  " line to the full width.
856	  let s:line = s:line . repeat(' ', &columns - virtcol([s:lnum, s:len]) - s:margin)
857	  let s:len = &columns
858	endif
859      else
860	let s:id = synID(s:lnum, s:col, 1)
861	let s:col = s:col + 1
862	" Speed loop (it's small - that's the trick)
863	" Go along till we find a change in synID
864	while s:col <= s:len && s:id == synID(s:lnum, s:col, 1) | let s:col = s:col + 1 | endwhile
865      endif
866
867      if s:settings.ignore_conceal || !s:concealinfo[0]
868	" Expand tabs
869	let s:expandedtab = strpart(s:line, s:startcol - 1, s:col - s:startcol)
870	let s:offset = 0
871	let s:idx = stridx(s:expandedtab, "\t")
872	while s:idx >= 0
873	  if has("multi_byte_encoding")
874	    if s:startcol + s:idx == 1
875	      let s:i = &ts
876	    else
877	      if s:idx == 0
878		let s:prevc = matchstr(s:line, '.\%' . (s:startcol + s:idx + s:offset) . 'c')
879	      else
880		let s:prevc = matchstr(s:expandedtab, '.\%' . (s:idx + 1) . 'c')
881	      endif
882	      let s:vcol = virtcol([s:lnum, s:startcol + s:idx + s:offset - len(s:prevc)])
883	      let s:i = &ts - (s:vcol % &ts)
884	    endif
885	    let s:offset -= s:i - 1
886	  else
887	    let s:i = &ts - ((s:idx + s:startcol - 1) % &ts)
888	  endif
889	  let s:expandedtab = substitute(s:expandedtab, '\t', repeat(' ', s:i), '')
890	  let s:idx = stridx(s:expandedtab, "\t")
891	endwhile
892
893	" get the highlight group name to use
894	let s:id = synIDtrans(s:id)
895	let s:id_name = synIDattr(s:id, "name", s:whatterm)
896	if s:diff_id
897	  let s:diff_id_name = synIDattr(s:diff_id, "name", s:whatterm)
898	endif
899      else
900	" use Conceal highlighting for concealed text
901	let s:id_name = 'Conceal'
902	let s:expandedtab = s:concealinfo[1]
903      endif
904
905      " Output the text with the same synID, with class set to {s:id_name},
906      " unless it has been concealed completely.
907      if strlen(s:expandedtab) > 0
908	let s:new = s:new . s:HtmlFormat(s:expandedtab,  s:id_name, s:diff_id_name)
909      endif
910    endwhile
911  endif
912
913  call extend(s:lines, split(s:new.s:HtmlEndline, '\n', 1))
914  if !s:settings.no_progress && s:pgb.needs_redraw
915    redrawstatus
916    let s:pgb.needs_redraw = 0
917  endif
918  let s:lnum = s:lnum + 1
919
920  if !s:settings.no_progress
921    call s:pgb.incr()
922  endif
923endwhile
924
925if s:settings.dynamic_folds
926  " finish off any open folds
927  while !empty(s:foldstack)
928    let s:lines[-1].="</span></span>"
929    call remove(s:foldstack, 0)
930  endwhile
931
932  " add fold column to the style list if not already there
933  let s:id = hlID('FoldColumn')
934  if index(s:idlist, s:id) == -1
935    call insert(s:idlist, s:id)
936  endif
937endif
938
939if s:settings.no_pre
940  if !s:settings.use_css
941    " Close off the font tag that encapsulates the whole <body>
942    call extend(s:lines, ["</font>", "</body>", "</html>"])
943  else
944    call extend(s:lines, ["</body>", "</html>"])
945  endif
946else
947  call extend(s:lines, ["</pre>", "</body>", "</html>"])
948endif
949
950exe s:newwin . "wincmd w"
951call setline(1, s:lines)
952unlet s:lines
953
954" Now, when we finally know which, we define the colors and styles
955if s:settings.use_css
956  1;/<style type="text/+1
957endif
958
959" Find out the background and foreground color.
960let s:fgc = s:HtmlColor(synIDattr(hlID("Normal"), "fg#", s:whatterm))
961let s:bgc = s:HtmlColor(synIDattr(hlID("Normal"), "bg#", s:whatterm))
962if s:fgc == ""
963  let s:fgc = ( &background == "dark" ? "#ffffff" : "#000000" )
964endif
965if s:bgc == ""
966  let s:bgc = ( &background == "dark" ? "#000000" : "#ffffff" )
967endif
968
969" Normal/global attributes
970" For Netscape 4, set <body> attributes too, though, strictly speaking, it's
971" incorrect.
972if s:settings.use_css
973  if s:settings.no_pre
974    execute "normal! A\nbody { color: " . s:fgc . "; background-color: " . s:bgc . "; font-family: ". s:htmlfont ."; }\e"
975  else
976    execute "normal! A\npre { font-family: ". s:htmlfont ."; color: " . s:fgc . "; background-color: " . s:bgc . "; }\e"
977    yank
978    put
979    execute "normal! ^cwbody\e"
980  endif
981else
982  execute '%s:<body>:<body bgcolor="' . s:bgc . '" text="' . s:fgc . '">\r<font face="'. s:htmlfont .'">'
983endif
984
985" Line numbering attributes
986if s:settings.number_lines
987  if s:settings.use_css
988    execute "normal! A\n.lnr { " . s:CSS1(hlID("LineNr")) . "}\e"
989  else
990    execute '%s+^<span class="lnr">\([^<]*\)</span>+' . s:HtmlOpening(hlID("LineNr")) . '\1' . s:HtmlClosing(hlID("LineNr")) . '+g'
991  endif
992endif
993
994" Gather attributes for all other classes
995if !s:settings.no_progress && !empty(s:idlist)
996  let s:pgb = s:ProgressBar("Processing classes:", len(s:idlist),s:newwin)
997endif
998while !empty(s:idlist)
999  let s:attr = ""
1000  let s:id = remove(s:idlist, 0)
1001  let s:attr = s:CSS1(s:id)
1002  let s:id_name = synIDattr(s:id, "name", s:whatterm)
1003
1004  " If the class has some attributes, export the style, otherwise DELETE all
1005  " its occurences to make the HTML shorter
1006  if s:attr != ""
1007    if s:settings.use_css
1008      execute "normal! A\n." . s:id_name . " { " . s:attr . "}"
1009    else
1010      " replace spans of just this class name with non-CSS style markup
1011      execute '%s+<span class="' . s:id_name . '">\([^<]*\)</span>+' . s:HtmlOpening(s:id) . '\1' . s:HtmlClosing(s:id) . '+ge'
1012      " Replace spans of this class name AND a diff class with non-CSS style
1013      " markup surrounding a span of just the diff class. The diff class will
1014      " be handled later because we know that information is at the end.
1015      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'
1016    endif
1017  else
1018    execute '%s+<span class="' . s:id_name . '">\([^<]*\)</span>+\1+ge'
1019    execute '%s+<span class="' . s:id_name . ' \(Diff\%(Add\|Change\|Delete\|Text\)\)">\([^<]*\)</span>+<span class="\1">\2</span>+ge'
1020    if s:settings.use_css
1021      1;/<\/style>/-2
1022    endif
1023  endif
1024
1025  if !s:settings.no_progress
1026    call s:pgb.incr()
1027    if s:pgb.needs_redraw
1028      redrawstatus
1029      let s:pgb.needs_redraw = 0
1030      " TODO: sleep here to show the progress bar, but only if total time spent
1031      " so far on this step is < 1 second? Too slow for batch runs like the test
1032      " suite to sleep all the time. Maybe there's no good reason to sleep at
1033      " all.
1034    endif
1035  endif
1036endwhile
1037
1038" Add hyperlinks
1039%s+\(https\=://\S\{-}\)\(\([.,;:}]\=\(\s\|$\)\)\|[\\"'<>]\|&gt;\|&lt;\|&quot;\)+<a href="\1">\1</a>\2+ge
1040
1041" The DTD
1042if s:settings.use_xhtml
1043  exe "normal! gg$a\n<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">"
1044elseif s:settings.use_css && !s:settings.no_pre
1045  exe "normal! gg0i<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01//EN\" \"http://www.w3.org/TR/html4/strict.dtd\">\n"
1046else
1047  exe "normal! gg0i<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">\n"
1048endif
1049
1050if s:settings.use_xhtml
1051  exe "normal! gg/<html/e\na xmlns=\"http://www.w3.org/1999/xhtml\"\e"
1052endif
1053
1054" Cleanup
1055%s:\s\+$::e
1056
1057" Restore old settings
1058let &l:foldmethod = s:old_fdm
1059let &report = s:old_report
1060let &title = s:old_title
1061let &icon = s:old_icon
1062let &paste = s:old_paste
1063let &magic = s:old_magic
1064let @/ = s:old_search
1065let &more = s:old_more
1066exe s:orgwin . "wincmd w"
1067let &l:et = s:old_et
1068exe s:newwin . "wincmd w"
1069exec 'resize' s:old_winheight
1070let &l:winfixheight = s:old_winfixheight
1071
1072call setwinvar(s:orgwin,'&stl', s:origwin_stl)
1073call setwinvar(s:newwin,'&stl', s:newwin_stl)
1074let &ls=s:ls
1075
1076" Save a little bit of memory (worth doing?)
1077unlet s:htmlfont
1078unlet 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
1079unlet s:whatterm s:idlist s:lnum s:end s:margin s:fgc s:bgc
1080unlet! s:col s:id s:attr s:len s:line s:new s:expandedtab s:concealinfo
1081unlet! s:orgwin s:newwin s:orgbufnr s:idx s:i s:offset s:ls s:origwin_stl s:newwin_stl s:current_syntax
1082if !v:profiling
1083  delfunc s:HtmlColor
1084  delfunc s:HtmlFormat
1085  delfunc s:CSS1
1086  if !s:settings.use_css
1087    delfunc s:HtmlOpening
1088    delfunc s:HtmlClosing
1089  endif
1090  if s:settings.dynamic_folds
1091    delfunc s:FoldCompare
1092  endif
1093
1094  if !s:settings.no_progress
1095    delfunc s:ProgressBar
1096    delfunc s:progressbar.paint
1097    delfunc s:progressbar.incr
1098    unlet s:pgb s:progressbar
1099  endif
1100endif
1101
1102unlet! s:new_lnum s:diffattr s:difffillchar s:foldfillchar s:HtmlSpace s:LeadingSpace s:HtmlEndline s:firstfold s:foldcolumn
1103unlet s:foldstack s:allfolds s:foldId s:numcol s:settings
1104
1105let &cpo = s:cpo_sav
1106unlet! s:cpo_sav
1107
1108" Make sure any patches will probably use consistent indent
1109"   vim: ts=8 sw=2 sts=2 noet
1110