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comparison runtime/autoload/xmlcomplete.vim @ 557:862863033fdd v7.0158

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updated for version 7.0158
author vimboss
date Wed, 23 Nov 2005 21:25:05 +0000
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children 25a70b1cd2da
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556:f9eaf0a9872d 557:862863033fdd
1 " Vim completion script
2 " Language: XHTML 1.0 Strict
3 " Maintainer: Mikolaj Machowski ( mikmach AT wp DOT pl )
4 " Last Change: 2005 Nov 22
5
6 " This function will create Dictionary with users namespace strings and values
7 " canonical (system) names of data files. Names should be lowercase,
8 " descriptive to avoid any future conflicts. For example 'xhtml10s' should be
9 " name for data of XHTML 1.0 Strict and 'xhtml10t' for XHTML 1.0 Transitional
10 " User interface will be provided by XMLns command defined ...
11 " Currently supported canonicals are:
12 " xhtml10s - XHTML 1.0 Strict
13 " xsl - XSL
14 function! xmlcomplete#CreateConnection(canonical, ...)
15
16 " When only one argument provided treat name as default namespace (without
17 " 'prefix:').
18 if exists("a:1")
19 let users = a:1
20 else
21 let users = 'DEFAULT'
22 endif
23
24 " Source data file. Due to suspected errors in autoload do it with
25 " :runtime.
26 " TODO: make it properly (using autoload, that is) later
27 exe "runtime autoload/xml/".a:canonical.".vim"
28
29 " Remove all traces of unexisting files to return [] when trying
30 " omnicomplete something
31 " TODO: give warning about non-existing canonicals - should it be?
32 if !exists("g:xmldata_".a:canonical)
33 unlet! g:xmldata_connection
34 return 0
35 endif
36
37 " We need to initialize Dictionary to add key-value pair
38 if !exists("g:xmldata_connection")
39 let g:xmldata_connection = {}
40 endif
41
42 let g:xmldata_connection[users] = a:canonical
43
44 endfunction
45
46 function! xmlcomplete#CreateEntConnection(...)
47 if a:0 > 0
48 let g:xmldata_entconnect = a:1
49 else
50 let g:xmldata_entconnect = 'DEFAULT'
51 endif
52 endfunction
53
54 function! xmlcomplete#CompleteTags(findstart, base)
55 if a:findstart
56 " locate the start of the word
57 let line = getline('.')
58 let start = col('.') - 1
59 let compl_begin = col('.') - 2
60
61 while start >= 0 && line[start - 1] =~ '\(\k\|[:.-]\)'
62 let start -= 1
63 endwhile
64
65 if start >= 0 && line[start - 1] =~ '&'
66 let b:entitiescompl = 1
67 let b:compl_context = ''
68 return start
69 endif
70
71 let b:compl_context = getline('.')[0:(compl_begin)]
72 let b:compl_context = matchstr(b:compl_context, '.*<\zs.*')
73
74 " Make sure we will have only current namespace
75 unlet! b:xml_namespace
76 let b:xml_namespace = matchstr(b:compl_context, '^\k*\ze:')
77 if b:xml_namespace == ''
78 let b:xml_namespace = 'DEFAULT'
79 endif
80
81 return start
82
83 else
84 " There is no connction of namespace and data file. Abandon action
85 if !exists("g:xmldata_connection") || g:xmldata_connection == {}
86 return []
87 endif
88 " Initialize base return lists
89 let res = []
90 let res2 = []
91 " a:base is very short - we need context
92 let context = b:compl_context
93 unlet! b:compl_context
94
95 " Make entities completion
96 if exists("b:entitiescompl")
97 unlet! b:entitiescompl
98
99 if !exists("g:xmldata_entconnect") || g:xmldata_entconnect == 'DEFAULT'
100 let values = g:xmldata{'_'.g:xmldata_connection['DEFAULT']}['vimxmlentities']
101 else
102 let values = g:xmldata{'_'.g:xmldata_entconnect}['vimxmlentities']
103 endif
104
105 " Get only lines with entity declarations but throw out
106 " parameter-entities - they may be completed in future
107 let entdecl = filter(getline(1, "$"), 'v:val =~ "<!ENTITY\\s\\+[^%]"')
108
109 if len(entdecl) > 0
110 let intent = map(copy(entdecl), 'matchstr(v:val, "<!ENTITY\\s\\+\\zs\\(\\k\\|[.-:]\\)\\+\\ze")')
111 let values = intent + values
112 endif
113
114 for m in values
115 if m =~ '^'.a:base
116 call add(res, m.';')
117 endif
118 endfor
119
120 return res
121
122 endif
123 if context =~ '>'
124 " Generally if context contains > it means we are outside of tag and
125 " should abandon action
126 return []
127 endif
128
129 " find tags matching with "a:base"
130 " If a:base contains white space it is attribute.
131 " It could be also value of attribute...
132 " We have to get first word to offer
133 " proper completions
134 if context == ''
135 let tag = ''
136 else
137 let tag = split(context)[0]
138 endif
139 " Get rid of namespace
140 let tag = substitute(tag, '^'.b:xml_namespace.':', '', '')
141
142
143 " Get last word, it should be attr name
144 let attr = matchstr(context, '.*\s\zs.*')
145 " Possible situations where any prediction would be difficult:
146 " 1. Events attributes
147 if context =~ '\s'
148
149 " If attr contains =\s*[\"'] we catched value of attribute
150 if attr =~ "=\s*[\"']"
151 " Let do attribute specific completion
152 let attrname = matchstr(attr, '.*\ze\s*=')
153 let entered_value = matchstr(attr, ".*=\\s*[\"']\\zs.*")
154
155 if tag =~ '^[?!]'
156 " Return nothing if we are inside of ! or ? tag
157 return []
158 else
159 let values = g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}[tag][1][attrname]
160 endif
161
162 if len(values) == 0
163 return []
164 endif
165
166 " We need special version of sbase
167 let attrbase = matchstr(context, ".*[\"']")
168 let attrquote = matchstr(attrbase, '.$')
169
170 for m in values
171 " This if is needed to not offer all completions as-is
172 " alphabetically but sort them. Those beginning with entered
173 " part will be as first choices
174 if m =~ '^'.entered_value
175 call add(res, m . attrquote.' ')
176 elseif m =~ entered_value
177 call add(res2, m . attrquote.' ')
178 endif
179 endfor
180
181 return res + res2
182
183 endif
184
185 if tag =~ '?xml'
186 " Two possible arguments for <?xml> plus variation
187 let attrs = ['encoding', 'version="1.0"', 'version']
188 elseif tag =~ '^!'
189 " Don't make completion at all
190 return []
191 else
192 let attrs = keys(g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}[tag][1])
193 endif
194
195 for m in sort(attrs)
196 if m =~ '^'.attr
197 if tag !~ '^[?!]' && len(g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}[tag][1][m]) > 0 && g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}[tag][1][m][0] =~ '^BOOL$'
198 call add(res, m)
199 elseif m =~ '='
200 call add(res, m)
201 else
202 call add(res, m.'="')
203 endif
204 elseif m =~ attr
205 if tag !~ '^[?!]' && len(g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}[tag][1][m]) > 0 && g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}[tag][1][m][0] =~ '^BOOL$'
206 call add(res, m)
207 elseif m =~ '='
208 call add(res, m)
209 else
210 call add(res2, m.'="')
211 endif
212 endif
213 endfor
214
215 return res + res2
216
217 endif
218 " Close tag
219 let b:unaryTagsStack = "base meta link hr br param img area input col"
220 if context =~ '^\/'
221 let opentag = xmlcomplete#GetLastOpenTag("b:unaryTagsStack")
222 return [opentag.">"]
223 endif
224
225 " Complete elements of XML structure
226 " TODO: #REQUIRED, #IMPLIED, #FIXED, #PCDATA - but these should be detected like
227 " entities - in first run
228 " keywords: CDATA, ID, IDREF, IDREFS, ENTITY, ENTITIES, NMTOKEN, NMTOKENS
229 " are hardly recognizable but keep it in reserve
230 " also: EMPTY ANY SYSTEM PUBLIC DATA
231 if context =~ '^!'
232 let tags = ['!ELEMENT', '!DOCTYPE', '!ATTLIST', '!ENTITY', '!NOTATION', '![CDATA[', '![INCLUDE[', '![IGNORE[']
233
234 for m in tags
235 if m =~ '^'.context
236 let m = substitute(m, '^!\[\?', '', '')
237 call add(res, m)
238 elseif m =~ context
239 let m = substitute(m, '^!\[\?', '', '')
240 call add(res2, m)
241 endif
242 endfor
243
244 return res + res2
245
246 endif
247
248 " Complete text declaration
249 let g:co = context
250 if context =~ '^?'
251 let tags = ['?xml']
252
253 for m in tags
254 if m =~ '^'.context
255 call add(res, substitute(m, '^?', '', ''))
256 elseif m =~ context
257 call add(res, substitute(m, '^?', '', ''))
258 endif
259 endfor
260
261 return res + res2
262
263 endif
264
265 " Deal with tag completion.
266 let opentag = xmlcomplete#GetLastOpenTag("b:unaryTagsStack")
267 let opentag = substitute(opentag, '^\k*:', '', '')
268
269 let tags = g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}[opentag][0]
270 let context = substitute(context, '^\k*:', '', '')
271
272 if b:xml_namespace == 'DEFAULT'
273 let b:xml_namespace = ''
274 else
275 let b:xml_namespace .= ':'
276 endif
277
278 for m in tags
279 if m =~ '^'.context
280 call add(res, b:xml_namespace.m)
281 elseif m =~ context
282 call add(res2, b:xml_namespace.m)
283 endif
284 endfor
285
286 return res + res2
287
288 endif
289 endfunction
290
291 " MM: This is greatly reduced closetag.vim used with kind permission of Steven
292 " Mueller
293 " Changes: strip all comments; delete error messages; add checking for
294 " namespace
295 " Author: Steven Mueller <diffusor@ugcs.caltech.edu>
296 " Last Modified: Tue May 24 13:29:48 PDT 2005
297 " Version: 0.9.1
298
299 function! xmlcomplete#GetLastOpenTag(unaryTagsStack)
300 let linenum=line('.')
301 let lineend=col('.') - 1 " start: cursor position
302 let first=1 " flag for first line searched
303 let b:TagStack='' " main stack of tags
304 let startInComment=s:InComment()
305
306 if exists("b:xml_namespace")
307 if b:xml_namespace == 'DEFAULT'
308 let tagpat='</\=\(\k\|[.-]\)\+\|/>'
309 else
310 let tagpat='</\='.b:xml_namespace.':\(\k\|[.-]\)\+\|/>'
311 endif
312 else
313 let tagpat='</\=\(\k\|[.-:]\)\+\|/>'
314 endif
315 while (linenum>0)
316 let line=getline(linenum)
317 if first
318 let line=strpart(line,0,lineend)
319 else
320 let lineend=strlen(line)
321 endif
322 let b:lineTagStack=''
323 let mpos=0
324 let b:TagCol=0
325 while (mpos > -1)
326 let mpos=matchend(line,tagpat)
327 if mpos > -1
328 let b:TagCol=b:TagCol+mpos
329 let tag=matchstr(line,tagpat)
330
331 if exists('b:closetag_disable_synID') || startInComment==s:InCommentAt(linenum, b:TagCol)
332 let b:TagLine=linenum
333 call s:Push(matchstr(tag,'[^<>]\+'),'b:lineTagStack')
334 endif
335 let lineend=lineend-mpos
336 let line=strpart(line,mpos,lineend)
337 endif
338 endwhile
339 while (!s:EmptystackP('b:lineTagStack'))
340 let tag=s:Pop('b:lineTagStack')
341 if match(tag, '^/') == 0 "found end tag
342 call s:Push(tag,'b:TagStack')
343 elseif s:EmptystackP('b:TagStack') && !s:Instack(tag, a:unaryTagsStack) "found unclosed tag
344 return tag
345 else
346 let endtag=s:Peekstack('b:TagStack')
347 if endtag == '/'.tag || endtag == '/'
348 call s:Pop('b:TagStack') "found a open/close tag pair
349 elseif !s:Instack(tag, a:unaryTagsStack) "we have a mismatch error
350 return ''
351 endif
352 endif
353 endwhile
354 let linenum=linenum-1 | let first=0
355 endwhile
356 return ''
357 endfunction
358
359 function! s:InComment()
360 return synIDattr(synID(line('.'), col('.'), 0), 'name') =~ 'Comment'
361 endfunction
362
363 function! s:InCommentAt(line, col)
364 return synIDattr(synID(a:line, a:col, 0), 'name') =~ 'Comment'
365 endfunction
366
367 function! s:SetKeywords()
368 let g:IsKeywordBak=&iskeyword
369 let &iskeyword='33-255'
370 endfunction
371
372 function! s:RestoreKeywords()
373 let &iskeyword=g:IsKeywordBak
374 endfunction
375
376 function! s:Push(el, sname)
377 if !s:EmptystackP(a:sname)
378 exe 'let '.a:sname."=a:el.' '.".a:sname
379 else
380 exe 'let '.a:sname.'=a:el'
381 endif
382 endfunction
383
384 function! s:EmptystackP(sname)
385 exe 'let stack='.a:sname
386 if match(stack,'^ *$') == 0
387 return 1
388 else
389 return 0
390 endif
391 endfunction
392
393 function! s:Instack(el, sname)
394 exe 'let stack='.a:sname
395 call s:SetKeywords()
396 let m=match(stack, '\<'.a:el.'\>')
397 call s:RestoreKeywords()
398 if m < 0
399 return 0
400 else
401 return 1
402 endif
403 endfunction
404
405 function! s:Peekstack(sname)
406 call s:SetKeywords()
407 exe 'let stack='.a:sname
408 let top=matchstr(stack, '\<.\{-1,}\>')
409 call s:RestoreKeywords()
410 return top
411 endfunction
412
413 function! s:Pop(sname)
414 if s:EmptystackP(a:sname)
415 return ''
416 endif
417 exe 'let stack='.a:sname
418 call s:SetKeywords()
419 let loc=matchend(stack,'\<.\{-1,}\>')
420 exe 'let '.a:sname.'=strpart(stack, loc+1, strlen(stack))'
421 let top=strpart(stack, match(stack, '\<'), loc)
422 call s:RestoreKeywords()
423 return top
424 endfunction
425
426 function! s:Clearstack(sname)
427 exe 'let '.a:sname."=''"
428 endfunction