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844
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1 " Vim OMNI completion script for SQL
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818
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2 " Language: SQL
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3 " Maintainer: David Fishburn <fishburn@ianywhere.com>
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844
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4 " Version: 4.0
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5 " Last Change: Wed Apr 26 2006 3:00:06 PM
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6 " Usage: For detailed help
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7 " ":help sql.txt"
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8 " or ":help ft-sql-omni"
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9 " or read $VIMRUNTIME/doc/sql.txt
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818
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10
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11 " Set completion with CTRL-X CTRL-O to autoloaded function.
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12 " This check is in place in case this script is
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13 " sourced directly instead of using the autoload feature.
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14 if exists('&omnifunc')
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15 " Do not set the option if already set since this
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16 " results in an E117 warning.
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17 if &omnifunc == ""
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18 setlocal omnifunc=sqlcomplete#Complete
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19 endif
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20 endif
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21
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22 if exists('g:loaded_sql_completion')
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23 finish
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24 endif
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844
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25 let g:loaded_sql_completion = 40
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818
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26
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27 " Maintains filename of dictionary
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819
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28 let s:sql_file_table = ""
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29 let s:sql_file_procedure = ""
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30 let s:sql_file_view = ""
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818
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31
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32 " Define various arrays to be used for caching
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819
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33 let s:tbl_name = []
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34 let s:tbl_alias = []
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35 let s:tbl_cols = []
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36 let s:syn_list = []
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37 let s:syn_value = []
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818
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38
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39 " Used in conjunction with the syntaxcomplete plugin
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819
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40 let s:save_inc = ""
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41 let s:save_exc = ""
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818
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42 if exists('g:omni_syntax_group_include_sql')
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43 let s:save_inc = g:omni_syntax_group_include_sql
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44 endif
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45 if exists('g:omni_syntax_group_exclude_sql')
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46 let s:save_exc = g:omni_syntax_group_exclude_sql
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47 endif
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48
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49 " Used with the column list
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819
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50 let s:save_prev_table = ""
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818
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51
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52 " Default the option to verify table alias
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53 if !exists('g:omni_sql_use_tbl_alias')
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54 let g:omni_sql_use_tbl_alias = 'a'
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55 endif
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819
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56 " Default syntax items to precache
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57 if !exists('g:omni_sql_precache_syntax_groups')
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58 let g:omni_sql_precache_syntax_groups = [
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59 \ 'syntax',
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60 \ 'sqlKeyword',
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61 \ 'sqlFunction',
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62 \ 'sqlOption',
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63 \ 'sqlType',
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64 \ 'sqlStatement'
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65 \ ]
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66 endif
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840
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67 " Set ignorecase to the ftplugin standard
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68 if !exists('g:omni_sql_ignorecase')
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69 let g:omni_sql_ignorecase = &ignorecase
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70 endif
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71 " During table completion, should the table list also
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72 " include the owner name
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73 if !exists('g:omni_sql_include_owner')
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74 let g:omni_sql_include_owner = 0
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75 if exists('g:loaded_dbext')
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76 if g:loaded_dbext >= 300
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77 " New to dbext 3.00, by default the table lists include the owner
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78 " name of the table. This is used when determining how much of
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79 " whatever has been typed should be replaced as part of the
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80 " code replacement.
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81 let g:omni_sql_include_owner = 1
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82 endif
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83 endif
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84 endif
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818
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85
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86 " This function is used for the 'omnifunc' option.
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87 function! sqlcomplete#Complete(findstart, base)
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88
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89 " Default to table name completion
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90 let compl_type = 'table'
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91 " Allow maps to specify what type of object completion they want
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92 if exists('b:sql_compl_type')
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93 let compl_type = b:sql_compl_type
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94 endif
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95
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819
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96 " First pass through this function determines how much of the line should
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97 " be replaced by whatever is chosen from the completion list
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818
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98 if a:findstart
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99 " Locate the start of the item, including "."
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844
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100 let line = getline('.')
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101 let start = col('.') - 1
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818
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102 let lastword = -1
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103 let begindot = 0
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104 " Check if the first character is a ".", for column completion
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105 if line[start - 1] == '.'
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106 let begindot = 1
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107 endif
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818
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108 while start > 0
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109 if line[start - 1] =~ '\w'
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110 let start -= 1
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840
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111 elseif line[start - 1] =~ '\.' &&
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112 \ compl_type =~ 'column\|table\|view\|procedure'
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113 " If lastword has already been set for column completion
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114 " break from the loop, since we do not also want to pickup
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115 " a table name if it was also supplied.
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116 if lastword != -1 && compl_type == 'column'
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840
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117 break
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118 endif
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119 " If column completion was specified stop at the "." if
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120 " a . was specified, otherwise, replace all the way up
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121 " to the owner name (if included).
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122 if lastword == -1 && compl_type == 'column' && begindot == 1
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818
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123 let lastword = start
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124 endif
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840
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125 " If omni_sql_include_owner = 0, do not include the table
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126 " name as part of the substitution, so break here
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127 if lastword == -1 &&
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128 \ compl_type =~ 'table\|view\|procedure\column_csv' &&
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840
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129 \ g:omni_sql_include_owner == 0
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130 let lastword = start
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131 break
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132 endif
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818
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133 let start -= 1
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134 else
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135 break
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136 endif
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137 endwhile
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138
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139 " Return the column of the last word, which is going to be changed.
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140 " Remember the text that comes before it in s:prepended.
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141 if lastword == -1
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142 let s:prepended = ''
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143 return start
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144 endif
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145 let s:prepended = strpart(line, start, lastword - start)
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146 return lastword
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147 endif
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148
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819
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149 " Second pass through this function will determine what data to put inside
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150 " of the completion list
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151 " s:prepended is set by the first pass
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818
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152 let base = s:prepended . a:base
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153
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819
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154 " Default the completion list to an empty list
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818
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155 let compl_list = []
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156
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157 " Default to table name completion
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158 let compl_type = 'table'
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159 " Allow maps to specify what type of object completion they want
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160 if exists('b:sql_compl_type')
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161 let compl_type = b:sql_compl_type
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162 unlet b:sql_compl_type
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163 endif
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164
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165 if compl_type == 'tableReset'
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166 let compl_type = 'table'
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167 let base = ''
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168 endif
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169
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170 if compl_type == 'table' ||
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171 \ compl_type == 'procedure' ||
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172 \ compl_type == 'view'
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173
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174 " This type of completion relies upon the dbext.vim plugin
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175 if s:SQLCCheck4dbext() == -1
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176 return []
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177 endif
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178
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179 if s:sql_file_{compl_type} == ""
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180 let compl_type = substitute(compl_type, '\w\+', '\u&', '')
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181 let s:sql_file_{compl_type} = DB_getDictionaryName(compl_type)
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182 endif
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183 let s:sql_file_{compl_type} = DB_getDictionaryName(compl_type)
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184 if s:sql_file_{compl_type} != ""
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185 if filereadable(s:sql_file_{compl_type})
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186 let compl_list = readfile(s:sql_file_{compl_type})
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840
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187 " let dic_list = readfile(s:sql_file_{compl_type})
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188 " if !empty(dic_list)
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189 " for elem in dic_list
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190 " let kind = (compl_type=='table'?'m':(compl_type=='procedure'?'f':'v'))
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191 " let item = {'word':elem, 'menu':elem, 'kind':kind, 'info':compl_type}
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192 " let compl_list += [item]
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193 " endfor
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194 " endif
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818
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195 endif
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196 endif
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197 elseif compl_type == 'column'
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198
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199 " This type of completion relies upon the dbext.vim plugin
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200 if s:SQLCCheck4dbext() == -1
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201 return []
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202 endif
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203
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204 if base == ""
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205 " The last time we displayed a column list we stored
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206 " the table name. If the user selects a column list
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207 " without a table name of alias present, assume they want
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208 " the previous column list displayed.
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209 let base = s:save_prev_table
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210 endif
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211
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212 if base != ""
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213 let compl_list = s:SQLCGetColumns(base, '')
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214 let s:save_prev_table = base
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215 let base = ''
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216 endif
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217 elseif compl_type == 'column_csv'
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218
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219 " This type of completion relies upon the dbext.vim plugin
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220 if s:SQLCCheck4dbext() == -1
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221 return []
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222 endif
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223
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224 if base == ""
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225 " The last time we displayed a column list we stored
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226 " the table name. If the user selects a column list
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227 " without a table name of alias present, assume they want
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228 " the previous column list displayed.
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229 let base = s:save_prev_table
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230 endif
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231
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232 if base != ""
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233 let compl_list = s:SQLCGetColumns(base, 'csv')
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234 let s:save_prev_table = base
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235 " Join the column array into 1 single element array
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236 " but make the columns column separated
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237 let compl_list = [join(compl_list, ', ')]
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238 let base = ''
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239 endif
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240 elseif compl_type == 'resetCache'
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241 " Reset all cached items
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242 let s:tbl_name = []
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243 let s:tbl_alias = []
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244 let s:tbl_cols = []
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245 let s:syn_list = []
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246 let s:syn_value = []
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247
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248 let msg = "All SQL cached items have been removed."
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249 call s:SQLCWarningMsg(msg)
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250 " Leave time for the user to read the error message
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251 :sleep 2
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818
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252 else
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819
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253 let compl_list = s:SQLCGetSyntaxList(compl_type)
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818
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254 endif
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255
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256 if base != ''
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257 " Filter the list based on the first few characters the user
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258 " entered
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840
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259 let expr = 'v:val '.(g:omni_sql_ignorecase==1?'=~?':'=~#').' "^'.base.'"'
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260 let compl_list = filter(deepcopy(compl_list), expr)
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818
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261 endif
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262
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819
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263 if exists('b:sql_compl_savefunc') && b:sql_compl_savefunc != ""
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264 let &omnifunc = b:sql_compl_savefunc
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265 endif
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266
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818
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267 return compl_list
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268 endfunc
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269
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819
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270 function! sqlcomplete#PreCacheSyntax(...)
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271 let syn_group_arr = []
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272 if a:0 > 0
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273 let syn_group_arr = a:1
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274 else
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275 let syn_group_arr = g:omni_sql_precache_syntax_groups
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276 endif
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277 if !empty(syn_group_arr)
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278 for group_name in syn_group_arr
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279 call s:SQLCGetSyntaxList(group_name)
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280 endfor
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281 endif
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282 endfunction
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283
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284 function! sqlcomplete#Map(type)
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285 " Tell the SQL plugin what you want to complete
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286 let b:sql_compl_type=a:type
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287 " Record previous omnifunc, if the SQL completion
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288 " is being used in conjunction with other filetype
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289 " completion plugins
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290 if &omnifunc != "" && &omnifunc != 'sqlcomplete#Complete'
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291 " Record the previous omnifunc, the plugin
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292 " will automatically set this back so that it
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293 " does not interfere with other ftplugins settings
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294 let b:sql_compl_savefunc=&omnifunc
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295 endif
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296 " Set the OMNI func for the SQL completion plugin
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297 let &omnifunc='sqlcomplete#Complete'
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298 endfunction
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299
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844
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300 function! sqlcomplete#DrillIntoTable()
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301 " If the omni popup window is visible
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302 if pumvisible()
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303 call sqlcomplete#Map('column')
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304 " C-Y, makes the currently highlighted entry active
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305 " and trigger the omni popup to be redisplayed
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306 call feedkeys("\<C-Y>\<C-X>\<C-O>")
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307 else
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308 if has('win32')
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309 " If the popup is not visible, simple perform the normal
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310 " <C-Right> behaviour
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311 exec "normal! \<C-Right>"
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312 endif
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313 endif
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314 return ""
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315 endfunction
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316
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317 function! sqlcomplete#DrillOutOfColumns()
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318 " If the omni popup window is visible
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319 if pumvisible()
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320 call sqlcomplete#Map('tableReset')
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321 " Trigger the omni popup to be redisplayed
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322 call feedkeys("\<C-X>\<C-O>")
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323 else
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324 if has('win32')
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325 " If the popup is not visible, simple perform the normal
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326 " <C-Left> behaviour
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327 exec "normal! \<C-Left>"
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328 endif
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329 endif
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330 return ""
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331 endfunction
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332
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333 function! s:SQLCWarningMsg(msg)
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334 echohl WarningMsg
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335 echomsg a:msg
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336 echohl None
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337 endfunction
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338
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339 function! s:SQLCErrorMsg(msg)
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340 echohl ErrorMsg
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341 echomsg a:msg
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342 echohl None
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343 endfunction
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344
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819
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345 function! s:SQLCGetSyntaxList(syn_group)
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346 let syn_group = a:syn_group
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347 let compl_list = []
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348
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349 " Check if we have already cached the syntax list
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350 let list_idx = index(s:syn_list, syn_group, 0, &ignorecase)
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351 if list_idx > -1
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352 " Return previously cached value
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353 let compl_list = s:syn_value[list_idx]
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354 else
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355 " Request the syntax list items from the
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356 " syntax completion plugin
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357 if syn_group == 'syntax'
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358 " Handle this special case. This allows the user
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359 " to indicate they want all the syntax items available,
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360 " so do not specify a specific include list.
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361 let g:omni_syntax_group_include_sql = ''
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362 else
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363 " The user has specified a specific syntax group
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364 let g:omni_syntax_group_include_sql = syn_group
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365 endif
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366 let g:omni_syntax_group_exclude_sql = ''
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367 let syn_value = OmniSyntaxList()
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368 let g:omni_syntax_group_include_sql = s:save_inc
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369 let g:omni_syntax_group_exclude_sql = s:save_exc
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370 " Cache these values for later use
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371 let s:syn_list = add( s:syn_list, syn_group )
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372 let s:syn_value = add( s:syn_value, syn_value )
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373 let compl_list = syn_value
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374 endif
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375
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376 return compl_list
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377 endfunction
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378
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818
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379 function! s:SQLCCheck4dbext()
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380 if !exists('g:loaded_dbext')
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381 let msg = "The dbext plugin must be loaded for dynamic SQL completion"
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382 call s:SQLCErrorMsg(msg)
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383 " Leave time for the user to read the error message
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384 :sleep 2
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385 return -1
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840
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386 elseif g:loaded_dbext < 300
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387 let msg = "The dbext plugin must be at least version 3.00 " .
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818
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388 \ " for dynamic SQL completion"
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389 call s:SQLCErrorMsg(msg)
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390 " Leave time for the user to read the error message
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391 :sleep 2
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392 return -1
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393 endif
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394 return 1
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395 endfunction
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396
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397 function! s:SQLCAddAlias(table_name, table_alias, cols)
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844
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398 " Strip off the owner if included
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399 let table_name = matchstr(a:table_name, '\%(.\{-}\.\)\?\zs\(.*\)' )
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818
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400 let table_alias = a:table_alias
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401 let cols = a:cols
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402
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403 if g:omni_sql_use_tbl_alias != 'n'
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404 if table_alias == ''
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405 if 'da' =~? g:omni_sql_use_tbl_alias
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406 if table_name =~ '_'
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407 " Treat _ as separators since people often use these
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408 " for word separators
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409 let save_keyword = &iskeyword
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410 setlocal iskeyword-=_
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411
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412 " Get the first letter of each word
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413 " [[:alpha:]] is used instead of \w
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414 " to catch extended accented characters
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415 "
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416 let table_alias = substitute(
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417 \ table_name,
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418 \ '\<[[:alpha:]]\+\>_\?',
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419 \ '\=strpart(submatch(0), 0, 1)',
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420 \ 'g'
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421 \ )
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422 " Restore original value
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423 let &iskeyword = save_keyword
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424 elseif table_name =~ '\u\U'
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844
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425 let table_alias = substitute(
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818
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426 \ table_name, '\(\u\)\U*', '\1', 'g')
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427 else
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428 let table_alias = strpart(table_name, 0, 1)
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429 endif
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430 endif
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431 endif
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432 if table_alias != ''
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433 " Following a word character, make sure there is a . and no spaces
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434 let table_alias = substitute(table_alias, '\w\zs\.\?\s*$', '.', '')
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435 if 'a' =~? g:omni_sql_use_tbl_alias && a:table_alias == ''
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436 let table_alias = inputdialog("Enter table alias:", table_alias)
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437 endif
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438 endif
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439 if table_alias != ''
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440 let cols = substitute(cols, '\<\w', table_alias.'&', 'g')
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441 endif
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442 endif
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443
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444 return cols
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445 endfunction
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446
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447 function! s:SQLCGetColumns(table_name, list_type)
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448 let table_name = matchstr(a:table_name, '^\w\+')
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844
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449 let table_name = matchstr(a:table_name, '^[a-zA-Z0-9_.]\+')
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818
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450 let table_cols = []
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451 let table_alias = ''
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452 let move_to_top = 1
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453
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840
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454 if g:loaded_dbext >= 300
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818
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455 let saveSettingAlias = DB_listOption('use_tbl_alias')
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456 exec 'DBSetOption use_tbl_alias=n'
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457 endif
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458
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459 " Check if we have already cached the column list for this table
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460 " by its name
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461 let list_idx = index(s:tbl_name, table_name, 0, &ignorecase)
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462 if list_idx > -1
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463 let table_cols = split(s:tbl_cols[list_idx])
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464 else
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465 " Check if we have already cached the column list for this table
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466 " by its alias, assuming the table_name provided was actually
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467 " the alias for the table instead
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468 " select *
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469 " from area a
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470 " where a.
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471 let list_idx = index(s:tbl_alias, table_name, 0, &ignorecase)
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472 if list_idx > -1
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473 let table_alias = table_name
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474 let table_name = s:tbl_name[list_idx]
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475 let table_cols = split(s:tbl_cols[list_idx])
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476 endif
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477 endif
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478
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479 " If we have not found a cached copy of the table
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480 " And the table ends in a "." or we are looking for a column list
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481 " if list_idx == -1 && (a:table_name =~ '\.' || b:sql_compl_type =~ 'column')
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482 " if list_idx == -1 && (a:table_name =~ '\.' || a:list_type =~ 'csv')
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483 if list_idx == -1
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484 let saveY = @y
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485 let saveSearch = @/
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486 let saveWScan = &wrapscan
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487 let curline = line(".")
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488 let curcol = col(".")
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489
|
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490 " Do not let searchs wrap
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491 setlocal nowrapscan
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492 " If . was entered, look at the word just before the .
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|
493 " We are looking for something like this:
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|
494 " select *
|
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|
495 " from customer c
|
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496 " where c.
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|
497 " So when . is pressed, we need to find 'c'
|
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498 "
|
|
|
499
|
|
|
500 " Search backwards to the beginning of the statement
|
|
|
501 " and do NOT wrap
|
|
|
502 " exec 'silent! normal! v?\<\(select\|update\|delete\|;\)\>'."\n".'"yy'
|
|
|
503 exec 'silent! normal! ?\<\(select\|update\|delete\|;\)\>'."\n"
|
|
|
504
|
|
|
505 " Start characterwise visual mode
|
|
|
506 " Advance right one character
|
|
|
507 " Search foward until one of the following:
|
|
|
508 " 1. Another select/update/delete statement
|
|
|
509 " 2. A ; at the end of a line (the delimiter)
|
|
|
510 " 3. The end of the file (incase no delimiter)
|
|
|
511 " Yank the visually selected text into the "y register.
|
|
|
512 exec 'silent! normal! vl/\(\<select\>\|\<update\>\|\<delete\>\|;\s*$\|\%$\)'."\n".'"yy'
|
|
|
513
|
|
|
514 let query = @y
|
|
|
515 let query = substitute(query, "\n", ' ', 'g')
|
|
|
516 let found = 0
|
|
|
517
|
|
|
518 " if query =~? '^\(select\|update\|delete\)'
|
|
|
519 if query =~? '^\(select\)'
|
|
|
520 let found = 1
|
|
|
521 " \(\(\<\w\+\>\)\.\)\? -
|
|
|
522 " 'from.\{-}' - Starting at the from clause
|
|
|
523 " '\zs\(\(\<\w\+\>\)\.\)\?' - Get the owner name (optional)
|
|
|
524 " '\<\w\+\>\ze' - Get the table name
|
|
|
525 " '\s\+\<'.table_name.'\>' - Followed by the alias
|
|
|
526 " '\s*\.\@!.*' - Cannot be followed by a .
|
|
|
527 " '\(\<where\>\|$\)' - Must be followed by a WHERE clause
|
|
|
528 " '.*' - Exclude the rest of the line in the match
|
|
|
529 let table_name_new = matchstr(@y,
|
|
|
530 \ 'from.\{-}'.
|
|
|
531 \ '\zs\(\(\<\w\+\>\)\.\)\?'.
|
|
|
532 \ '\<\w\+\>\ze'.
|
|
844
|
533 \ '\s\+\%(as\s\+\)\?\<'.
|
|
|
534 \ matchstr(table_name, '.\{-}\ze\.\?$').
|
|
|
535 \ '\>'.
|
|
818
|
536 \ '\s*\.\@!.*'.
|
|
|
537 \ '\(\<where\>\|$\)'.
|
|
|
538 \ '.*'
|
|
|
539 \ )
|
|
|
540 if table_name_new != ''
|
|
|
541 let table_alias = table_name
|
|
|
542 let table_name = table_name_new
|
|
|
543
|
|
|
544 let list_idx = index(s:tbl_name, table_name, 0, &ignorecase)
|
|
|
545 if list_idx > -1
|
|
|
546 let table_cols = split(s:tbl_cols[list_idx])
|
|
|
547 let s:tbl_name[list_idx] = table_name
|
|
|
548 let s:tbl_alias[list_idx] = table_alias
|
|
|
549 else
|
|
|
550 let list_idx = index(s:tbl_alias, table_name, 0, &ignorecase)
|
|
|
551 if list_idx > -1
|
|
|
552 let table_cols = split(s:tbl_cols[list_idx])
|
|
|
553 let s:tbl_name[list_idx] = table_name
|
|
|
554 let s:tbl_alias[list_idx] = table_alias
|
|
|
555 endif
|
|
|
556 endif
|
|
|
557
|
|
|
558 endif
|
|
|
559 else
|
|
|
560 " Simply assume it is a table name provided with a . on the end
|
|
|
561 let found = 1
|
|
|
562 endif
|
|
|
563
|
|
|
564 let @y = saveY
|
|
|
565 let @/ = saveSearch
|
|
|
566 let &wrapscan = saveWScan
|
|
|
567
|
|
|
568 " Return to previous location
|
|
|
569 call cursor(curline, curcol)
|
|
|
570
|
|
|
571 if found == 0
|
|
840
|
572 if g:loaded_dbext > 300
|
|
818
|
573 exec 'DBSetOption use_tbl_alias='.saveSettingAlias
|
|
|
574 endif
|
|
|
575
|
|
|
576 " Not a SQL statement, do not display a list
|
|
|
577 return []
|
|
|
578 endif
|
|
|
579 endif
|
|
|
580
|
|
|
581 if empty(table_cols)
|
|
|
582 " Specify silent mode, no messages to the user (tbl, 1)
|
|
|
583 " Specify do not comma separate (tbl, 1, 1)
|
|
|
584 let table_cols_str = DB_getListColumn(table_name, 1, 1)
|
|
|
585
|
|
|
586 if table_cols_str != ""
|
|
|
587 let s:tbl_name = add( s:tbl_name, table_name )
|
|
|
588 let s:tbl_alias = add( s:tbl_alias, table_alias )
|
|
|
589 let s:tbl_cols = add( s:tbl_cols, table_cols_str )
|
|
|
590 let table_cols = split(table_cols_str)
|
|
|
591 endif
|
|
|
592
|
|
|
593 endif
|
|
|
594
|
|
840
|
595 if g:loaded_dbext > 300
|
|
818
|
596 exec 'DBSetOption use_tbl_alias='.saveSettingAlias
|
|
|
597 endif
|
|
|
598
|
|
844
|
599 " If the user has asked for a comma separate list of column
|
|
|
600 " values, ask the user if they want to prepend each column
|
|
|
601 " with a tablename alias.
|
|
818
|
602 if a:list_type == 'csv' && !empty(table_cols)
|
|
844
|
603 let cols = join(table_cols, ', ')
|
|
|
604 let cols = s:SQLCAddAlias(table_name, table_alias, cols)
|
|
818
|
605 let table_cols = [cols]
|
|
|
606 endif
|
|
|
607
|
|
|
608 return table_cols
|
|
|
609 endfunction
|
|
|
610
|
