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557
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1 " Vim completion script
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644
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2 " Language: XML
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557
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3 " Maintainer: Mikolaj Machowski ( mikmach AT wp DOT pl )
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1620
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4 " Last Change: 2006 Aug 15
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5 " Version: 1.9
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1121
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6 "
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7 " Changelog:
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1620
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8 " 1.9 - 2007 Aug 15
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9 " - fix closing of namespaced tags (Johannes Weiss)
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1121
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10 " 1.8 - 2006 Jul 18
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11 " - allow for closing of xml tags even when data file isn't available
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557
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12
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13 " This function will create Dictionary with users namespace strings and values
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14 " canonical (system) names of data files. Names should be lowercase,
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15 " descriptive to avoid any future conflicts. For example 'xhtml10s' should be
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16 " name for data of XHTML 1.0 Strict and 'xhtml10t' for XHTML 1.0 Transitional
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819
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17 " User interface will be provided by XMLns command defined in ftplugin/xml.vim
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557
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18 " Currently supported canonicals are:
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19 " xhtml10s - XHTML 1.0 Strict
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20 " xsl - XSL
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827
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21 function! xmlcomplete#CreateConnection(canonical, ...) " {{{
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22
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23 " When only one argument provided treat name as default namespace (without
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24 " 'prefix:').
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25 if exists("a:1")
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26 let users = a:1
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27 else
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28 let users = 'DEFAULT'
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29 endif
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30
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31 " Source data file. Due to suspected errors in autoload do it with
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856
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32 " :runtime.
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33 " TODO: make it properly (using autoload, that is) later
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34 exe "runtime autoload/xml/".a:canonical.".vim"
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35
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36 " Remove all traces of unexisting files to return [] when trying
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37 " omnicomplete something
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38 " TODO: give warning about non-existing canonicals - should it be?
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39 if !exists("g:xmldata_".a:canonical)
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40 unlet! g:xmldata_connection
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41 return 0
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42 endif
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43
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44 " We need to initialize Dictionary to add key-value pair
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45 if !exists("g:xmldata_connection")
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46 let g:xmldata_connection = {}
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47 endif
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48
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49 let g:xmldata_connection[users] = a:canonical
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50
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51 endfunction
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827
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52 " }}}
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557
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53
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827
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54 function! xmlcomplete#CreateEntConnection(...) " {{{
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557
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55 if a:0 > 0
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56 let g:xmldata_entconnect = a:1
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57 else
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58 let g:xmldata_entconnect = 'DEFAULT'
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59 endif
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60 endfunction
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827
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61 " }}}
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557
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62
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63 function! xmlcomplete#CompleteTags(findstart, base)
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64 if a:findstart
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65 " locate the start of the word
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644
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66 let curline = line('.')
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557
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67 let line = getline('.')
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68 let start = col('.') - 1
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69 let compl_begin = col('.') - 2
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70
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71 while start >= 0 && line[start - 1] =~ '\(\k\|[:.-]\)'
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72 let start -= 1
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73 endwhile
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74
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75 if start >= 0 && line[start - 1] =~ '&'
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76 let b:entitiescompl = 1
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77 let b:compl_context = ''
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78 return start
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79 endif
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80
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81 let b:compl_context = getline('.')[0:(compl_begin)]
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644
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82 if b:compl_context !~ '<[^>]*$'
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83 " Look like we may have broken tag. Check previous lines. Up to
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84 " 10?
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85 let i = 1
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86 while 1
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87 let context_line = getline(curline-i)
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88 if context_line =~ '<[^>]*$'
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89 " Yep, this is this line
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90 let context_lines = getline(curline-i, curline-1) + [b:compl_context]
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644
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91 let b:compl_context = join(context_lines, ' ')
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92 break
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785
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93 elseif context_line =~ '>[^<]*$' || i == curline
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94 " Normal tag line, no need for completion at all
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785
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95 " OR reached first line without tag at all
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96 let b:compl_context = ''
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97 break
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98 endif
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99 let i += 1
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100 endwhile
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101 " Make sure we don't have counter
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102 unlet! i
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103 endif
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104 let b:compl_context = matchstr(b:compl_context, '.*\zs<.*')
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557
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105
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106 " Make sure we will have only current namespace
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107 unlet! b:xml_namespace
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644
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108 let b:xml_namespace = matchstr(b:compl_context, '^<\zs\k*\ze:')
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557
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109 if b:xml_namespace == ''
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110 let b:xml_namespace = 'DEFAULT'
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111 endif
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112
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113 return start
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114
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115 else
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116 " Initialize base return lists
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117 let res = []
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118 let res2 = []
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119 " a:base is very short - we need context
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644
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120 if len(b:compl_context) == 0 && !exists("b:entitiescompl")
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121 return []
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122 endif
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123 let context = matchstr(b:compl_context, '^<\zs.*')
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124 unlet! b:compl_context
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125 " There is no connection of namespace and data file.
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126 if !exists("g:xmldata_connection") || g:xmldata_connection == {}
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127 " There is still possibility we may do something - eg. close tag
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128 let b:unaryTagsStack = "base meta link hr br param img area input col"
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129 if context =~ '^\/'
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130 let opentag = xmlcomplete#GetLastOpenTag("b:unaryTagsStack")
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131 return [opentag.">"]
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132 else
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133 return []
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134 endif
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135 endif
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557
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136
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137 " Make entities completion
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138 if exists("b:entitiescompl")
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139 unlet! b:entitiescompl
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140
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141 if !exists("g:xmldata_entconnect") || g:xmldata_entconnect == 'DEFAULT'
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142 let values = g:xmldata{'_'.g:xmldata_connection['DEFAULT']}['vimxmlentities']
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143 else
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144 let values = g:xmldata{'_'.g:xmldata_entconnect}['vimxmlentities']
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145 endif
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146
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147 " Get only lines with entity declarations but throw out
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148 " parameter-entities - they may be completed in future
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149 let entdecl = filter(getline(1, "$"), 'v:val =~ "<!ENTITY\\s\\+[^%]"')
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150
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151 if len(entdecl) > 0
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152 let intent = map(copy(entdecl), 'matchstr(v:val, "<!ENTITY\\s\\+\\zs\\(\\k\\|[.-:]\\)\\+\\ze")')
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153 let values = intent + values
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154 endif
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155
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644
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156 if len(a:base) == 1
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157 for m in values
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158 if m =~ '^'.a:base
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159 call add(res, m.';')
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160 endif
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161 endfor
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162 return res
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163 else
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164 for m in values
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165 if m =~? '^'.a:base
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166 call add(res, m.';')
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167 elseif m =~? a:base
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168 call add(res2, m.';')
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169 endif
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170 endfor
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557
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171
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644
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172 return res + res2
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173 endif
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557
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174
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175 endif
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176 if context =~ '>'
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177 " Generally if context contains > it means we are outside of tag and
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178 " should abandon action
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179 return []
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180 endif
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181
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182 " find tags matching with "a:base"
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856
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183 " If a:base contains white space it is attribute.
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557
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184 " It could be also value of attribute...
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185 " We have to get first word to offer
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186 " proper completions
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187 if context == ''
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188 let tag = ''
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189 else
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190 let tag = split(context)[0]
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191 endif
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192 " Get rid of namespace
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193 let tag = substitute(tag, '^'.b:xml_namespace.':', '', '')
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194
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195
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196 " Get last word, it should be attr name
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197 let attr = matchstr(context, '.*\s\zs.*')
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198 " Possible situations where any prediction would be difficult:
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199 " 1. Events attributes
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200 if context =~ '\s'
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201
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202 " If attr contains =\s*[\"'] we catched value of attribute
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837
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203 if attr =~ "=\s*[\"']" || attr =~ "=\s*$"
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557
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204 " Let do attribute specific completion
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205 let attrname = matchstr(attr, '.*\ze\s*=')
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837
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206 let entered_value = matchstr(attr, ".*=\\s*[\"']\\?\\zs.*")
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557
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207
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208 if tag =~ '^[?!]'
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209 " Return nothing if we are inside of ! or ? tag
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210 return []
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211 else
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837
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212 if has_key(g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}, tag) && has_key(g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}[tag][1], attrname)
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213 let values = g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}[tag][1][attrname]
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214 else
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215 return []
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216 endif
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557
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217 endif
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218
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219 if len(values) == 0
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220 return []
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221 endif
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222
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223 " We need special version of sbase
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224 let attrbase = matchstr(context, ".*[\"']")
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225 let attrquote = matchstr(attrbase, '.$')
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837
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226 if attrquote !~ "['\"]"
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227 let attrquoteopen = '"'
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228 let attrquote = '"'
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229 else
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230 let attrquoteopen = ''
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231 endif
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557
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232
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233 for m in values
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234 " This if is needed to not offer all completions as-is
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235 " alphabetically but sort them. Those beginning with entered
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236 " part will be as first choices
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237 if m =~ '^'.entered_value
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837
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238 call add(res, attrquoteopen . m . attrquote.' ')
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557
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239 elseif m =~ entered_value
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837
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240 call add(res2, attrquoteopen . m . attrquote.' ')
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557
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241 endif
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242 endfor
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243
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244 return res + res2
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245
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246 endif
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247
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248 if tag =~ '?xml'
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249 " Two possible arguments for <?xml> plus variation
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250 let attrs = ['encoding', 'version="1.0"', 'version']
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251 elseif tag =~ '^!'
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252 " Don't make completion at all
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819
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253 "
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557
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254 return []
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255 else
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819
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256 if !has_key(g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}, tag)
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257 " Abandon when data file isn't complete
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258 return []
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259 endif
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557
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260 let attrs = keys(g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}[tag][1])
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261 endif
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262
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263 for m in sort(attrs)
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264 if m =~ '^'.attr
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667
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265 call add(res, m)
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557
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266 elseif m =~ attr
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667
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267 call add(res2, m)
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557
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268 endif
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269 endfor
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667
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270 let menu = res + res2
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271 let final_menu = []
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272 if has_key(g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}, 'vimxmlattrinfo')
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273 for i in range(len(menu))
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274 let item = menu[i]
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275 if has_key(g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}['vimxmlattrinfo'], item)
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276 let m_menu = g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}['vimxmlattrinfo'][item][0]
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277 let m_info = g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}['vimxmlattrinfo'][item][1]
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278 else
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279 let m_menu = ''
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280 let m_info = ''
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281 endif
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282 if tag !~ '^[?!]' && len(g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}[tag][1][item]) > 0 && g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}[tag][1][item][0] =~ '^\(BOOL\|'.item.'\)$'
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283 let item = item
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284 else
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285 let item .= '="'
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286 endif
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287 let final_menu += [{'word':item, 'menu':m_menu, 'info':m_info}]
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288 endfor
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289 else
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290 for i in range(len(menu))
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291 let item = menu[i]
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292 if tag !~ '^[?!]' && len(g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}[tag][1][item]) > 0 && g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}[tag][1][item][0] =~ '^\(BOOL\|'.item.'\)$'
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293 let item = item
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294 else
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295 let item .= '="'
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296 endif
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297 let final_menu += [item]
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298 endfor
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299 endif
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300 return final_menu
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557
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301
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302 endif
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303 " Close tag
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304 let b:unaryTagsStack = "base meta link hr br param img area input col"
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305 if context =~ '^\/'
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306 let opentag = xmlcomplete#GetLastOpenTag("b:unaryTagsStack")
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307 return [opentag.">"]
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308 endif
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309
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310 " Complete elements of XML structure
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311 " TODO: #REQUIRED, #IMPLIED, #FIXED, #PCDATA - but these should be detected like
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312 " entities - in first run
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313 " keywords: CDATA, ID, IDREF, IDREFS, ENTITY, ENTITIES, NMTOKEN, NMTOKENS
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314 " are hardly recognizable but keep it in reserve
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315 " also: EMPTY ANY SYSTEM PUBLIC DATA
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316 if context =~ '^!'
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317 let tags = ['!ELEMENT', '!DOCTYPE', '!ATTLIST', '!ENTITY', '!NOTATION', '![CDATA[', '![INCLUDE[', '![IGNORE[']
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318
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319 for m in tags
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320 if m =~ '^'.context
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321 let m = substitute(m, '^!\[\?', '', '')
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322 call add(res, m)
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323 elseif m =~ context
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324 let m = substitute(m, '^!\[\?', '', '')
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325 call add(res2, m)
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326 endif
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327 endfor
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328
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329 return res + res2
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330
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331 endif
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332
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333 " Complete text declaration
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334 if context =~ '^?'
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335 let tags = ['?xml']
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336
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337 for m in tags
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338 if m =~ '^'.context
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339 call add(res, substitute(m, '^?', '', ''))
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340 elseif m =~ context
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341 call add(res, substitute(m, '^?', '', ''))
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342 endif
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343 endfor
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344
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345 return res + res2
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346
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347 endif
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348
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349 " Deal with tag completion.
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350 let opentag = xmlcomplete#GetLastOpenTag("b:unaryTagsStack")
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351 let opentag = substitute(opentag, '^\k*:', '', '')
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644
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352 if opentag == ''
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674
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353 "return []
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354 let tags = keys(g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]})
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355 call filter(tags, 'v:val !~ "^vimxml"')
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356 else
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827
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357 if !has_key(g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}, opentag)
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819
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358 " Abandon when data file isn't complete
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359 return []
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360 endif
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674
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361 let tags = g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}[opentag][0]
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644
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362 endif
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557
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363
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364 let context = substitute(context, '^\k*:', '', '')
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365
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366 for m in tags
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367 if m =~ '^'.context
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667
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368 call add(res, m)
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557
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369 elseif m =~ context
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667
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370 call add(res2, m)
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557
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371 endif
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372 endfor
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667
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373 let menu = res + res2
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827
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374 if b:xml_namespace == 'DEFAULT'
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375 let xml_namespace = ''
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376 else
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377 let xml_namespace = b:xml_namespace.':'
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378 endif
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667
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379 if has_key(g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}, 'vimxmltaginfo')
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380 let final_menu = []
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381 for i in range(len(menu))
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382 let item = menu[i]
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383 if has_key(g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}['vimxmltaginfo'], item)
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384 let m_menu = g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}['vimxmltaginfo'][item][0]
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385 let m_info = g:xmldata{'_'.g:xmldata_connection[b:xml_namespace]}['vimxmltaginfo'][item][1]
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386 else
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387 let m_menu = ''
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388 let m_info = ''
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389 endif
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390 let final_menu += [{'word':xml_namespace.item, 'menu':m_menu, 'info':m_info}]
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391 endfor
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392 else
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827
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393 let final_menu = map(menu, 'xml_namespace.v:val')
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667
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394 endif
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827
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395
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667
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396 return final_menu
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557
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397
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398 endif
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399 endfunction
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400
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827
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401 " MM: This is severely reduced closetag.vim used with kind permission of Steven
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557
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402 " Mueller
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403 " Changes: strip all comments; delete error messages; add checking for
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404 " namespace
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405 " Author: Steven Mueller <diffusor@ugcs.caltech.edu>
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406 " Last Modified: Tue May 24 13:29:48 PDT 2005
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407 " Version: 0.9.1
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408
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409 function! xmlcomplete#GetLastOpenTag(unaryTagsStack)
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410 let linenum=line('.')
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411 let lineend=col('.') - 1 " start: cursor position
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412 let first=1 " flag for first line searched
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413 let b:TagStack='' " main stack of tags
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414 let startInComment=s:InComment()
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415
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416 if exists("b:xml_namespace")
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417 if b:xml_namespace == 'DEFAULT'
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1620
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418 let tagpat='</\=\(\k\|[.:-]\)\+\|/>'
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557
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419 else
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420 let tagpat='</\='.b:xml_namespace.':\(\k\|[.-]\)\+\|/>'
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421 endif
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422 else
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1620
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423 let tagpat='</\=\(\k\|[.:-]\)\+\|/>'
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557
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424 endif
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425 while (linenum>0)
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426 let line=getline(linenum)
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427 if first
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428 let line=strpart(line,0,lineend)
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429 else
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430 let lineend=strlen(line)
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431 endif
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432 let b:lineTagStack=''
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433 let mpos=0
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434 let b:TagCol=0
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435 while (mpos > -1)
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436 let mpos=matchend(line,tagpat)
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437 if mpos > -1
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438 let b:TagCol=b:TagCol+mpos
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439 let tag=matchstr(line,tagpat)
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440
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441 if exists('b:closetag_disable_synID') || startInComment==s:InCommentAt(linenum, b:TagCol)
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442 let b:TagLine=linenum
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443 call s:Push(matchstr(tag,'[^<>]\+'),'b:lineTagStack')
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444 endif
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445 let lineend=lineend-mpos
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446 let line=strpart(line,mpos,lineend)
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447 endif
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448 endwhile
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449 while (!s:EmptystackP('b:lineTagStack'))
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450 let tag=s:Pop('b:lineTagStack')
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451 if match(tag, '^/') == 0 "found end tag
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452 call s:Push(tag,'b:TagStack')
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453 elseif s:EmptystackP('b:TagStack') && !s:Instack(tag, a:unaryTagsStack) "found unclosed tag
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454 return tag
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455 else
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456 let endtag=s:Peekstack('b:TagStack')
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457 if endtag == '/'.tag || endtag == '/'
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458 call s:Pop('b:TagStack') "found a open/close tag pair
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459 elseif !s:Instack(tag, a:unaryTagsStack) "we have a mismatch error
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460 return ''
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461 endif
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462 endif
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463 endwhile
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464 let linenum=linenum-1 | let first=0
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465 endwhile
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466 return ''
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467 endfunction
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468
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469 function! s:InComment()
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659
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470 return synIDattr(synID(line('.'), col('.'), 0), 'name') =~ 'Comment\|String'
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557
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471 endfunction
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472
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473 function! s:InCommentAt(line, col)
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659
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474 return synIDattr(synID(a:line, a:col, 0), 'name') =~ 'Comment\|String'
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557
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475 endfunction
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476
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477 function! s:SetKeywords()
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478 let g:IsKeywordBak=&iskeyword
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479 let &iskeyword='33-255'
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480 endfunction
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481
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482 function! s:RestoreKeywords()
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483 let &iskeyword=g:IsKeywordBak
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484 endfunction
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485
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486 function! s:Push(el, sname)
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487 if !s:EmptystackP(a:sname)
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488 exe 'let '.a:sname."=a:el.' '.".a:sname
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489 else
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490 exe 'let '.a:sname.'=a:el'
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491 endif
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492 endfunction
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493
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494 function! s:EmptystackP(sname)
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495 exe 'let stack='.a:sname
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496 if match(stack,'^ *$') == 0
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497 return 1
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498 else
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499 return 0
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500 endif
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501 endfunction
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502
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503 function! s:Instack(el, sname)
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504 exe 'let stack='.a:sname
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505 call s:SetKeywords()
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506 let m=match(stack, '\<'.a:el.'\>')
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507 call s:RestoreKeywords()
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|
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508 if m < 0
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509 return 0
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|
|
510 else
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|
|
511 return 1
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|
|
512 endif
|
|
|
513 endfunction
|
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514
|
|
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515 function! s:Peekstack(sname)
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|
|
516 call s:SetKeywords()
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|
|
517 exe 'let stack='.a:sname
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|
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518 let top=matchstr(stack, '\<.\{-1,}\>')
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|
|
519 call s:RestoreKeywords()
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|
|
520 return top
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|
|
521 endfunction
|
|
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522
|
|
|
523 function! s:Pop(sname)
|
|
|
524 if s:EmptystackP(a:sname)
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|
|
525 return ''
|
|
|
526 endif
|
|
|
527 exe 'let stack='.a:sname
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|
|
528 call s:SetKeywords()
|
|
|
529 let loc=matchend(stack,'\<.\{-1,}\>')
|
|
|
530 exe 'let '.a:sname.'=strpart(stack, loc+1, strlen(stack))'
|
|
|
531 let top=strpart(stack, match(stack, '\<'), loc)
|
|
|
532 call s:RestoreKeywords()
|
|
|
533 return top
|
|
|
534 endfunction
|
|
|
535
|
|
|
536 function! s:Clearstack(sname)
|
|
|
537 exe 'let '.a:sname."=''"
|
|
|
538 endfunction
|
|
827
|
539 " vim:set foldmethod=marker:
|
