Merge branch 'feat/tagfunc'
[vim_extended.git] / runtime / autoload / htmlcomplete.vim
blob5420321b6e7503d4e58be53e0cd8affa87af5058
1 " Vim completion script
2 " Language:     HTML and XHTML
3 " Maintainer:   Mikolaj Machowski ( mikmach AT wp DOT pl )
4 " Last Change:  2006 Oct 19
6 function! htmlcomplete#CompleteTags(findstart, base)
7   if a:findstart
8     " locate the start of the word
9     let line = getline('.')
10     let start = col('.') - 1
11         let curline = line('.')
12         let compl_begin = col('.') - 2
13     while start >= 0 && line[start - 1] =~ '\(\k\|[!:.-]\)'
14                 let start -= 1
15     endwhile
16         " Handling of entities {{{
17         if start >= 0 && line[start - 1] =~ '&'
18                 let b:entitiescompl = 1
19                 let b:compl_context = ''
20                 return start
21         endif
22         " }}}
23         " Handling of <style> tag {{{
24         let stylestart = searchpair('<style\>', '', '<\/style\>', "bnW")
25         let styleend   = searchpair('<style\>', '', '<\/style\>', "nW")
26         if stylestart != 0 && styleend != 0
27                 if stylestart <= curline && styleend >= curline
28                         let start = col('.') - 1
29                         let b:csscompl = 1
30                         while start >= 0 && line[start - 1] =~ '\(\k\|-\)'
31                                 let start -= 1
32                         endwhile
33                 endif
34         endif
35         " }}}
36         " Handling of <script> tag {{{
37         let scriptstart = searchpair('<script\>', '', '<\/script\>', "bnW")
38         let scriptend   = searchpair('<script\>', '', '<\/script\>', "nW")
39         if scriptstart != 0 && scriptend != 0
40                 if scriptstart <= curline && scriptend >= curline
41                         let start = col('.') - 1
42                         let b:jscompl = 1
43                         let b:jsrange = [scriptstart, scriptend]
44                         while start >= 0 && line[start - 1] =~ '\k'
45                                 let start -= 1
46                         endwhile
47                         " We are inside of <script> tag. But we should also get contents
48                         " of all linked external files and (secondary, less probably) other <script> tags
49                         " This logic could possible be done in separate function - may be
50                         " reused in events scripting (also with option could be reused for
51                         " CSS
52                         let b:js_extfiles = []
53                         let l = line('.')
54                         let c = col('.')
55                         call cursor(1,1)
56                         while search('<\@<=script\>', 'W') && line('.') <= l
57                                 if synIDattr(synID(line('.'),col('.')-1,0),"name") !~? 'comment'
58                                         let sname = matchstr(getline('.'), '<script[^>]*src\s*=\s*\([''"]\)\zs.\{-}\ze\1')
59                                         if filereadable(sname)
60                                                 let b:js_extfiles += readfile(sname)
61                                         endif
62                                 endif
63                         endwhile
64                         call cursor(1,1)
65                         let js_scripttags = []
66                         while search('<script\>', 'W') && line('.') < l
67                                 if matchstr(getline('.'), '<script[^>]*src') == ''
68                                         let js_scripttag = getline(line('.'), search('</script>', 'W'))
69                                         let js_scripttags += js_scripttag
70                                 endif
71                         endwhile
72                         let b:js_extfiles += js_scripttags
73                         call cursor(l,c)
74                         unlet! l c
75                 endif
76         endif
77         " }}}
78         if !exists("b:csscompl") && !exists("b:jscompl")
79                 let b:compl_context = getline('.')[0:(compl_begin)]
80                 if b:compl_context !~ '<[^>]*$'
81                         " Look like we may have broken tag. Check previous lines.
82                         let i = 1
83                         while 1
84                                 let context_line = getline(curline-i)
85                                 if context_line =~ '<[^>]*$'
86                                         " Yep, this is this line
87                                         let context_lines = getline(curline-i, curline-1) + [b:compl_context]
88                                         let b:compl_context = join(context_lines, ' ')
89                                         break
90                                 elseif context_line =~ '>[^<]*$' || i == curline
91                                         " We are in normal tag line, no need for completion at all
92                                         " OR reached first line without tag at all
93                                         let b:compl_context = ''
94                                         break
95                                 endif
96                                 let i += 1
97                         endwhile
98                         " Make sure we don't have counter
99                         unlet! i
100                 endif
101                 let b:compl_context = matchstr(b:compl_context, '.*\zs<.*')
103                 " Return proper start for on-events. Without that beginning of
104                 " completion will be badly reported
105                 if b:compl_context =~? 'on[a-z]*\s*=\s*\(''[^'']*\|"[^"]*\)$'
106                         let start = col('.') - 1
107                         while start >= 0 && line[start - 1] =~ '\k'
108                                 let start -= 1
109                         endwhile
110                 endif
111                 " If b:compl_context begins with <? we are inside of PHP code. It
112                 " wasn't closed so PHP completion passed it to HTML
113                 if &filetype =~? 'php' && b:compl_context =~ '^<?'
114                         let b:phpcompl = 1
115                         let start = col('.') - 1
116                         while start >= 0 && line[start - 1] =~ '[a-zA-Z_0-9\x7f-\xff$]'
117                                 let start -= 1
118                         endwhile
119                 endif
120         else
121                 let b:compl_context = getline('.')[0:compl_begin]
122         endif
123     return start
124   else
125         " Initialize base return lists
126     let res = []
127     let res2 = []
128         " a:base is very short - we need context
129         let context = b:compl_context
130         " Check if we should do CSS completion inside of <style> tag
131         " or JS completion inside of <script> tag or PHP completion in case of <?
132         " tag AND &ft==php
133         if exists("b:csscompl")
134                 unlet! b:csscompl
135                 let context = b:compl_context
136                 unlet! b:compl_context
137                 return csscomplete#CompleteCSS(0, context)
138         elseif exists("b:jscompl")
139                 unlet! b:jscompl
140                 return javascriptcomplete#CompleteJS(0, a:base)
141         elseif exists("b:phpcompl")
142                 unlet! b:phpcompl
143                 let context = b:compl_context
144                 return phpcomplete#CompletePHP(0, a:base)
145         else
146                 if len(b:compl_context) == 0 && !exists("b:entitiescompl")
147                         return []
148                 endif
149                 let context = matchstr(b:compl_context, '.\zs.*')
150         endif
151         unlet! b:compl_context
152         " Entities completion {{{
153         if exists("b:entitiescompl")
154                 unlet! b:entitiescompl
156                 if !exists("b:html_doctype")
157                         call htmlcomplete#CheckDoctype()
158                 endif
159                 if !exists("b:html_omni")
160                         "runtime! autoload/xml/xhtml10s.vim
161                         call htmlcomplete#LoadData()
162                 endif
164             let entities =  b:html_omni['vimxmlentities']
166                 if len(a:base) == 1
167                         for m in entities
168                                 if m =~ '^'.a:base
169                                         call add(res, m.';')
170                                 endif
171                         endfor
172                         return res
173                 else
174                         for m in entities
175                                 if m =~? '^'.a:base
176                                         call add(res, m.';')
177                                 elseif m =~? a:base
178                                         call add(res2, m.';')
179                                 endif
180                         endfor
182                         return res + res2
183                 endif
186         endif
187         " }}}
188         if context =~ '>'
189                 " Generally if context contains > it means we are outside of tag and
190                 " should abandon action - with one exception: <style> span { bo
191                 if context =~ 'style[^>]\{-}>[^<]\{-}$'
192                         return csscomplete#CompleteCSS(0, context)
193                 elseif context =~ 'script[^>]\{-}>[^<]\{-}$'
194                         let b:jsrange = [line('.'), search('<\/script\>', 'nW')]
195                         return javascriptcomplete#CompleteJS(0, context)
196                 else
197                         return []
198                 endif
199         endif
201         " If context contains > it means we are already outside of tag and we
202         " should abandon action
203         " If context contains white space it is attribute.
204         " It can be also value of attribute.
205         " We have to get first word to offer proper completions
206         if context == ''
207                 let tag = ''
208         else
209                 let tag = split(context)[0]
210                 " Detect if tag is uppercase to return in proper case,
211                 " we need to make it lowercase for processing
212                 if tag =~ '^[A-Z]*$'
213                         let uppercase_tag = 1
214                         let tag = tolower(tag)
215                 else
216                         let uppercase_tag = 0
217                 endif
218         endif
219         " Get last word, it should be attr name
220         let attr = matchstr(context, '.*\s\zs.*')
221         " Possible situations where any prediction would be difficult:
222         " 1. Events attributes
223         if context =~ '\s'
224                 " Sort out style, class, and on* cases
225                 if context =~? "\\(on[a-z]*\\|id\\|style\\|class\\)\\s*=\\s*[\"']"
226                         " Id, class completion {{{
227                         if context =~? "\\(id\\|class\\)\\s*=\\s*[\"'][a-zA-Z0-9_ -]*$"
228                                 if context =~? "class\\s*=\\s*[\"'][a-zA-Z0-9_ -]*$"
229                                         let search_for = "class"
230                                 elseif context =~? "id\\s*=\\s*[\"'][a-zA-Z0-9_ -]*$"
231                                         let search_for = "id"
232                                 endif
233                                 " Handle class name completion
234                                 " 1. Find lines of <link stylesheet>
235                                 " 1a. Check file for @import
236                                 " 2. Extract filename(s?) of stylesheet,
237                                 call cursor(1,1)
238                                 let head = getline(search('<head\>'), search('<\/head>'))
239                                 let headjoined = join(copy(head), ' ')
240                                 if headjoined =~ '<style'
241                                         " Remove possibly confusing CSS operators
242                                         let stylehead = substitute(headjoined, '+>\*[,', ' ', 'g')
243                                         if search_for == 'class'
244                                                 let styleheadlines = split(stylehead)
245                                                 let headclasslines = filter(copy(styleheadlines), "v:val =~ '\\([a-zA-Z0-9:]\\+\\)\\?\\.[a-zA-Z0-9_-]\\+'")
246                                         else
247                                                 let stylesheet = split(headjoined, '[{}]')
248                                                 " Get all lines which fit id syntax
249                                                 let classlines = filter(copy(stylesheet), "v:val =~ '#[a-zA-Z0-9_-]\\+'")
250                                                 " Filter out possible color definitions
251                                                 call filter(classlines, "v:val !~ ':\\s*#[a-zA-Z0-9_-]\\+'")
252                                                 " Filter out complex border definitions
253                                                 call filter(classlines, "v:val !~ '\\(none\\|hidden\\|dotted\\|dashed\\|solid\\|double\\|groove\\|ridge\\|inset\\|outset\\)\\s*#[a-zA-Z0-9_-]\\+'")
254                                                 let templines = join(classlines, ' ')
255                                                 let headclasslines = split(templines)
256                                                 call filter(headclasslines, "v:val =~ '#[a-zA-Z0-9_-]\\+'")
257                                         endif
258                                         let internal = 1
259                                 else
260                                         let internal = 0
261                                 endif
262                                 let styletable = []
263                                 let secimportfiles = []
264                                 let filestable = filter(copy(head), "v:val =~ '\\(@import\\|link.*stylesheet\\)'")
265                                 for line in filestable
266                                         if line =~ "@import"
267                                                 let styletable += [matchstr(line, "import\\s\\+\\(url(\\)\\?[\"']\\?\\zs\\f\\+\\ze")]
268                                         elseif line =~ "<link"
269                                                 let styletable += [matchstr(line, "href\\s*=\\s*[\"']\\zs\\f\\+\\ze")]
270                                         endif
271                                 endfor
272                                 for file in styletable
273                                         if filereadable(file)
274                                                 let stylesheet = readfile(file)
275                                                 let secimport = filter(copy(stylesheet), "v:val =~ '@import'")
276                                                 if len(secimport) > 0
277                                                         for line in secimport
278                                                                 let secfile = matchstr(line, "import\\s\\+\\(url(\\)\\?[\"']\\?\\zs\\f\\+\\ze")
279                                                                 let secfile = fnamemodify(file, ":p:h").'/'.secfile
280                                                                 let secimportfiles += [secfile]
281                                                         endfor
282                                                 endif
283                                         endif
284                                 endfor
285                                 let cssfiles = styletable + secimportfiles
286                                 let classes = []
287                                 for file in cssfiles
288                                         if filereadable(file)
289                                                 let stylesheet = readfile(file)
290                                                 let stylefile = join(stylesheet, ' ')
291                                                 let stylefile = substitute(stylefile, '+>\*[,', ' ', 'g')
292                                                 if search_for == 'class'
293                                                         let stylesheet = split(stylefile)
294                                                         let classlines = filter(copy(stylesheet), "v:val =~ '\\([a-zA-Z0-9:]\\+\\)\\?\\.[a-zA-Z0-9_-]\\+'")
295                                                 else
296                                                         let stylesheet = split(stylefile, '[{}]')
297                                                         " Get all lines which fit id syntax
298                                                         let classlines = filter(copy(stylesheet), "v:val =~ '#[a-zA-Z0-9_-]\\+'")
299                                                         " Filter out possible color definitions
300                                                         call filter(classlines, "v:val !~ ':\\s*#[a-zA-Z0-9_-]\\+'")
301                                                         " Filter out complex border definitions
302                                                         call filter(classlines, "v:val !~ '\\(none\\|hidden\\|dotted\\|dashed\\|solid\\|double\\|groove\\|ridge\\|inset\\|outset\\)\\s*#[a-zA-Z0-9_-]\\+'")
303                                                         let templines = join(classlines, ' ')
304                                                         let stylelines = split(templines)
305                                                         let classlines = filter(stylelines, "v:val =~ '#[a-zA-Z0-9_-]\\+'")
307                                                 endif
308                                         endif
309                                         " We gathered classes definitions from all external files
310                                         let classes += classlines
311                                 endfor
312                                 if internal == 1
313                                         let classes += headclasslines
314                                 endif
316                                 if search_for == 'class'
317                                         let elements = {}
318                                         for element in classes
319                                                 if element =~ '^\.'
320                                                         let class = matchstr(element, '^\.\zs[a-zA-Z][a-zA-Z0-9_-]*\ze')
321                                                         let class = substitute(class, ':.*', '', '')
322                                                         if has_key(elements, 'common')
323                                                                 let elements['common'] .= ' '.class
324                                                         else
325                                                                 let elements['common'] = class
326                                                         endif
327                                                 else
328                                                         let class = matchstr(element, '[a-zA-Z1-6]*\.\zs[a-zA-Z][a-zA-Z0-9_-]*\ze')
329                                                         let tagname = tolower(matchstr(element, '[a-zA-Z1-6]*\ze.'))
330                                                         if tagname != ''
331                                                                 if has_key(elements, tagname)
332                                                                         let elements[tagname] .= ' '.class
333                                                                 else
334                                                                         let elements[tagname] = class
335                                                                 endif
336                                                         endif
337                                                 endif
338                                         endfor
340                                         if has_key(elements, tag) && has_key(elements, 'common')
341                                                 let values = split(elements[tag]." ".elements['common'])
342                                         elseif has_key(elements, tag) && !has_key(elements, 'common')
343                                                 let values = split(elements[tag])
344                                         elseif !has_key(elements, tag) && has_key(elements, 'common')
345                                                 let values = split(elements['common'])
346                                         else
347                                                 return []
348                                         endif
350                                 elseif search_for == 'id'
351                                         " Find used IDs
352                                         " 1. Catch whole file
353                                         let filelines = getline(1, line('$'))
354                                         " 2. Find lines with possible id
355                                         let used_id_lines = filter(filelines, 'v:val =~ "id\\s*=\\s*[\"''][a-zA-Z0-9_-]\\+"')
356                                         " 3a. Join all filtered lines
357                                         let id_string = join(used_id_lines, ' ')
358                                         " 3b. And split them to be sure each id is in separate item
359                                         let id_list = split(id_string, 'id\s*=\s*')
360                                         " 4. Extract id values
361                                         let used_id = map(id_list, 'matchstr(v:val, "[\"'']\\zs[a-zA-Z0-9_-]\\+\\ze")')
362                                         let joined_used_id = ','.join(used_id, ',').','
364                                         let allvalues = map(classes, 'matchstr(v:val, ".*#\\zs[a-zA-Z0-9_-]\\+")')
366                                         let values = []
368                                         for element in classes
369                                                 if joined_used_id !~ ','.element.','
370                                                         let values += [element]
371                                                 endif
373                                         endfor
375                                 endif
377                                 " We need special version of sbase
378                                 let classbase = matchstr(context, ".*[\"']")
379                                 let classquote = matchstr(classbase, '.$')
381                                 let entered_class = matchstr(attr, ".*=\\s*[\"']\\zs.*")
383                                 for m in sort(values)
384                                         if m =~? '^'.entered_class
385                                                 call add(res, m . classquote)
386                                         elseif m =~? entered_class
387                                                 call add(res2, m . classquote)
388                                         endif
389                                 endfor
391                                 return res + res2
393                         elseif context =~? "style\\s*=\\s*[\"'][^\"']*$"
394                                 return csscomplete#CompleteCSS(0, context)
396                         endif
397                         " }}}
398                         " Complete on-events {{{
399                         if context =~? 'on[a-z]*\s*=\s*\(''[^'']*\|"[^"]*\)$'
400                                 " We have to:
401                                 " 1. Find external files
402                                 let b:js_extfiles = []
403                                 let l = line('.')
404                                 let c = col('.')
405                                 call cursor(1,1)
406                                 while search('<\@<=script\>', 'W') && line('.') <= l
407                                         if synIDattr(synID(line('.'),col('.')-1,0),"name") !~? 'comment'
408                                                 let sname = matchstr(getline('.'), '<script[^>]*src\s*=\s*\([''"]\)\zs.\{-}\ze\1')
409                                                 if filereadable(sname)
410                                                         let b:js_extfiles += readfile(sname)
411                                                 endif
412                                         endif
413                                 endwhile
414                                 " 2. Find at least one <script> tag
415                                 call cursor(1,1)
416                                 let js_scripttags = []
417                                 while search('<script\>', 'W') && line('.') < l
418                                         if matchstr(getline('.'), '<script[^>]*src') == ''
419                                                 let js_scripttag = getline(line('.'), search('</script>', 'W'))
420                                                 let js_scripttags += js_scripttag
421                                         endif
422                                 endwhile
423                                 let b:js_extfiles += js_scripttags
425                                 " 3. Proper call for javascriptcomplete#CompleteJS
426                                 call cursor(l,c)
427                                 let js_context = matchstr(a:base, '\k\+$')
428                                 let js_shortcontext = substitute(a:base, js_context.'$', '', '')
429                                 let b:compl_context = context
430                                 let b:jsrange = [l, l]
431                                 unlet! l c
432                                 return javascriptcomplete#CompleteJS(0, js_context)
434                         endif
436                         " }}}
437                         let stripbase = matchstr(context, ".*\\(on[a-zA-Z]*\\|style\\|class\\)\\s*=\\s*[\"']\\zs.*")
438                         " Now we have context stripped from all chars up to style/class.
439                         " It may fail with some strange style value combinations.
440                         if stripbase !~ "[\"']"
441                                 return []
442                         endif
443                 endif
444                 " Value of attribute completion {{{
445                 " If attr contains =\s*[\"'] we catched value of attribute
446                 if attr =~ "=\s*[\"']" || attr =~ "=\s*$"
447                         " Let do attribute specific completion
448                         let attrname = matchstr(attr, '.*\ze\s*=')
449                         let entered_value = matchstr(attr, ".*=\\s*[\"']\\?\\zs.*")
450                         let values = []
451                         " Load data {{{
452                         if !exists("b:html_doctype")
453                                 call htmlcomplete#CheckDoctype()
454                         endif
455                         if !exists("b:html_omni")
456                                 "runtime! autoload/xml/xhtml10s.vim
457                                 call htmlcomplete#LoadData()
458                         endif
459                         " }}}
460                         if attrname == 'href'
461                                 " Now we are looking for local anchors defined by name or id
462                                 if entered_value =~ '^#'
463                                         let file = join(getline(1, line('$')), ' ')
464                                         " Split it be sure there will be one id/name element in
465                                         " item, it will be also first word [a-zA-Z0-9_-] in element
466                                         let oneelement = split(file, "\\(meta \\)\\@<!\\(name\\|id\\)\\s*=\\s*[\"']")
467                                         for i in oneelement
468                                                 let values += ['#'.matchstr(i, "^[a-zA-Z][a-zA-Z0-9%_-]*")]
469                                         endfor
470                                 endif
471                         else
472                                 if has_key(b:html_omni, tag) && has_key(b:html_omni[tag][1], attrname)
473                                         let values = b:html_omni[tag][1][attrname]
474                                 else
475                                         return []
476                                 endif
477                         endif
479                         if len(values) == 0
480                                 return []
481                         endif
483                         " We need special version of sbase
484                         let attrbase = matchstr(context, ".*[\"']")
485                         let attrquote = matchstr(attrbase, '.$')
486                         if attrquote !~ "['\"]"
487                                 let attrquoteopen = '"'
488                                 let attrquote = '"'
489                         else
490                                 let attrquoteopen = ''
491                         endif
493                         for m in values
494                                 " This if is needed to not offer all completions as-is
495                                 " alphabetically but sort them. Those beginning with entered
496                                 " part will be as first choices
497                                 if m =~ '^'.entered_value
498                                         call add(res, attrquoteopen . m . attrquote)
499                                 elseif m =~ entered_value
500                                         call add(res2, attrquoteopen . m . attrquote)
501                                 endif
502                         endfor
504                         return res + res2
506                 endif
507                 " }}}
508                 " Attribute completion {{{
509                 " Shorten context to not include last word
510                 let sbase = matchstr(context, '.*\ze\s.*')
512                 " Load data {{{
513                 if !exists("b:html_doctype")
514                         call htmlcomplete#CheckDoctype()
515                 endif
516                 if !exists("b:html_omni")
517                         call htmlcomplete#LoadData()
518                 endif
519                 " }}}
521                 if has_key(b:html_omni, tag)
522                         let attrs = keys(b:html_omni[tag][1])
523                 else
524                         return []
525                 endif
527                 for m in sort(attrs)
528                         if m =~ '^'.attr
529                                 call add(res, m)
530                         elseif m =~ attr
531                                 call add(res2, m)
532                         endif
533                 endfor
534                 let menu = res + res2
535                 if has_key(b:html_omni, 'vimxmlattrinfo')
536                         let final_menu = []
537                         for i in range(len(menu))
538                                 let item = menu[i]
539                                 if has_key(b:html_omni['vimxmlattrinfo'], item)
540                                         let m_menu = b:html_omni['vimxmlattrinfo'][item][0]
541                                         let m_info = b:html_omni['vimxmlattrinfo'][item][1]
542                                 else
543                                         let m_menu = ''
544                                         let m_info = ''
545                                 endif
546                                 if len(b:html_omni[tag][1][item]) > 0 && b:html_omni[tag][1][item][0] =~ '^\(BOOL\|'.item.'\)$'
547                                         let item = item
548                                         let m_menu = 'Bool'
549                                 else
550                                         let item .= '="'
551                                 endif
552                                 let final_menu += [{'word':item, 'menu':m_menu, 'info':m_info}]
553                         endfor
554                 else
555                         let final_menu = []
556                         for i in range(len(menu))
557                                 let item = menu[i]
558                                 if len(b:html_omni[tag][1][item]) > 0 && b:html_omni[tag][1][item][0] =~ '^\(BOOL\|'.item.'\)$'
559                                         let item = item
560                                 else
561                                         let item .= '="'
562                                 endif
563                                 let final_menu += [item]
564                         endfor
565                         return final_menu
567                 endif
568                 return final_menu
570         endif
571         " }}}
572         " Close tag {{{
573         let b:unaryTagsStack = "base meta link hr br param img area input col"
574         if context =~ '^\/'
575                 if context =~ '^\/.'
576                         return []
577                 else
578                         let opentag = xmlcomplete#GetLastOpenTag("b:unaryTagsStack")
579                         return [opentag.">"]
580                 endif
581         endif
582         " }}}
583         " Load data {{{
584         if !exists("b:html_doctype")
585                 call htmlcomplete#CheckDoctype()
586         endif
587         if !exists("b:html_omni")
588                 "runtime! autoload/xml/xhtml10s.vim
589                 call htmlcomplete#LoadData()
590         endif
591         " }}}
592         " Tag completion {{{
593         " Deal with tag completion.
594         let opentag = tolower(xmlcomplete#GetLastOpenTag("b:unaryTagsStack"))
595         " MM: TODO: GLOT works always the same but with some weird situation it
596         " behaves as intended in HTML but screws in PHP
597         if opentag == '' || &filetype == 'php' && !has_key(b:html_omni, opentag)
598                 " Hack for sometimes failing GetLastOpenTag.
599                 " As far as I tested fail isn't GLOT fault but problem
600                 " of invalid document - not properly closed tags and other mish-mash.
601                 " Also when document is empty. Return list of *all* tags.
602             let tags = keys(b:html_omni)
603                 call filter(tags, 'v:val !~ "^vimxml"')
604         else
605                 if has_key(b:html_omni, opentag)
606                         let tags = b:html_omni[opentag][0]
607                 else
608                         return []
609                 endif
610         endif
611         " }}}
613         if exists("uppercase_tag") && uppercase_tag == 1
614                 let context = tolower(context)
615         endif
616         " Handle XML keywords: DOCTYPE
617         if opentag == ''
618                 let tags += [
619                                 \ '!DOCTYPE html PUBLIC "-//W3C//DTD HTML 3.2 Final//EN">',
620                                 \ '!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0//EN" "http://www.w3.org/TR/REC-html40/strict.dtd">',
621                                 \ '!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">',
622                                 \ '!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Frameset//EN" "http://www.w3.org/TR/REC-html40/frameset.dtd">',
623                                 \ '!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">',
624                                 \ '!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">',
625                                 \ '!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Frameset//EN" "http://www.w3.org/TR/html4/frameset.dtd">',
626                                 \ '!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">',
627                                 \ '!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">',
628                                 \ '!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Frameset//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-frameset.dtd">',
629                                 \ '!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/1999/xhtml">'
630                                 \ ]
631         endif
633         for m in sort(tags)
634                 if m =~ '^'.context
635                         call add(res, m)
636                 elseif m =~ context
637                         call add(res2, m)
638                 endif
639         endfor
640         let menu = res + res2
641         if has_key(b:html_omni, 'vimxmltaginfo')
642                 let final_menu = []
643                 for i in range(len(menu))
644                         let item = menu[i]
645                         if has_key(b:html_omni['vimxmltaginfo'], item)
646                                 let m_menu = b:html_omni['vimxmltaginfo'][item][0]
647                                 let m_info = b:html_omni['vimxmltaginfo'][item][1]
648                         else
649                                 let m_menu = ''
650                                 let m_info = ''
651                         endif
652                         if &filetype == 'html' && exists("uppercase_tag") && uppercase_tag == 1 && item !~ 'DOCTYPE'
653                                 let item = toupper(item)
654                         endif
655                         if item =~ 'DOCTYPE'
656                                 let abbr = 'DOCTYPE '.matchstr(item, 'DTD \zsX\?HTML .\{-}\ze\/\/')
657                         else
658                                 let abbr = item
659                         endif
660                         let final_menu += [{'abbr':abbr, 'word':item, 'menu':m_menu, 'info':m_info}]
661                 endfor
662         else
663                 let final_menu = menu
664         endif
665         return final_menu
667         " }}}
668   endif
669 endfunction
671 function! htmlcomplete#LoadData() " {{{
672         if !exists("b:html_omni_flavor")
673                 if &filetype == 'html'
674                         let b:html_omni_flavor = 'html401t'
675                 else
676                         let b:html_omni_flavor = 'xhtml10s'
677                 endif
678         endif
679         " With that if we still have bloated memory but create new buffer
680         " variables only by linking to existing g:variable, not sourcing whole
681         " file.
682         if exists('g:xmldata_'.b:html_omni_flavor)
683                 exe 'let b:html_omni = g:xmldata_'.b:html_omni_flavor
684         else
685                 exe 'runtime! autoload/xml/'.b:html_omni_flavor.'.vim'
686                 exe 'let b:html_omni = g:xmldata_'.b:html_omni_flavor
687         endif
688 endfunction
689 " }}}
690 function! htmlcomplete#CheckDoctype() " {{{
691         if exists('b:html_omni_flavor')
692                 let old_flavor = b:html_omni_flavor
693         else
694                 let old_flavor = ''
695         endif
696         let i = 1
697         while i < 10 && i < line("$")
698                 let line = getline(i)
699                 if line =~ '<!DOCTYPE.*\<DTD HTML 3\.2'
700                         let b:html_omni_flavor = 'html32'
701                         let b:html_doctype = 1
702                         break
703                 elseif line =~ '<!DOCTYPE.*\<DTD HTML 4\.0 Transitional'
704                         let b:html_omni_flavor = 'html40t'
705                         let b:html_doctype = 1
706                         break
707                 elseif line =~ '<!DOCTYPE.*\<DTD HTML 4\.0 Frameset'
708                         let b:html_omni_flavor = 'html40f'
709                         let b:html_doctype = 1
710                         break
711                 elseif line =~ '<!DOCTYPE.*\<DTD HTML 4\.0'
712                         let b:html_omni_flavor = 'html40s'
713                         let b:html_doctype = 1
714                         break
715                 elseif line =~ '<!DOCTYPE.*\<DTD HTML 4\.01 Transitional'
716                         let b:html_omni_flavor = 'html401t'
717                         let b:html_doctype = 1
718                         break
719                 elseif line =~ '<!DOCTYPE.*\<DTD HTML 4\.01 Frameset'
720                         let b:html_omni_flavor = 'html401f'
721                         let b:html_doctype = 1
722                         break
723                 elseif line =~ '<!DOCTYPE.*\<DTD HTML 4\.01'
724                         let b:html_omni_flavor = 'html401s'
725                         let b:html_doctype = 1
726                         break
727                 elseif line =~ '<!DOCTYPE.*\<DTD XHTML 1\.0 Transitional'
728                         let b:html_omni_flavor = 'xhtml10t'
729                         let b:html_doctype = 1
730                         break
731                 elseif line =~ '<!DOCTYPE.*\<DTD XHTML 1\.0 Frameset'
732                         let b:html_omni_flavor = 'xhtml10f'
733                         let b:html_doctype = 1
734                         break
735                 elseif line =~ '<!DOCTYPE.*\<DTD XHTML 1\.0 Strict'
736                         let b:html_omni_flavor = 'xhtml10s'
737                         let b:html_doctype = 1
738                         break
739                 elseif line =~ '<!DOCTYPE.*\<DTD XHTML 1\.1'
740                         let b:html_omni_flavor = 'xhtml11'
741                         let b:html_doctype = 1
742                         break
743                 endif
744                 let i += 1
745         endwhile
746         if !exists("b:html_doctype")
747                 return
748         else
749                 " Tie g:xmldata with b:html_omni this way we need to sourca data file only
750                 " once, not every time per buffer.
751                 if old_flavor == b:html_omni_flavor
752                         return
753                 else
754                         if exists('g:xmldata_'.b:html_omni_flavor)
755                                 exe 'let b:html_omni = g:xmldata_'.b:html_omni_flavor
756                         else
757                                 exe 'runtime! autoload/xml/'.b:html_omni_flavor.'.vim'
758                                 exe 'let b:html_omni = g:xmldata_'.b:html_omni_flavor
759                         endif
760                         return
761                 endif
762         endif
763 endfunction
764 " }}}
765 " vim:set foldmethod=marker: