Mercurial > vim_plugins > dbtables

annotate autoload/dbtables.vim @ 1:8530ebeda72c

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Adding actual db tables implementation from original script.
author Luka Sitas <lsitas@avatarasoftware.com>
date Wed, 11 Mar 2026 08:53:55 -0400
parents 238b45cc333b
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 " autoload/dbtables.vim
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2 " Functions are loaded on demand
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3
1
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4 if exists('*dbtables#*')
0
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5 finish
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6 endif
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7
1
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8
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9
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10 "=============================================
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11 " Utilities
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12 "=============================================
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13
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14 let s:query_history = []
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15 let s:snippets = []
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16
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17
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18
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19 " - - - - - - - - - - - - - - - - - - - - - -
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20 " DB/shell interaction
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21 " - - - - - - - - - - - - - - - - - - - - - -
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22
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23 " Execute shell commands
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24 function! s:ExecuteShellCommand(command)
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25 let result = system(a:command . ' 2>&1')
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26 return [v:shell_error == 0, result]
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27 endfunction
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28
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29 " Execute a SQL query, directly to the db
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30 function! s:ExecuteDBQuery(query)
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31 let command = printf('mariadb --user=%s --password=%s --database=%s --host=%s -e %s',
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32 \ shellescape(g:db_user), shellescape(g:db_password),
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33 \ shellescape(g:db_name), shellescape(g:db_host),
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34 \ shellescape(a:query))
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35
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36 let [success, result] = s:ExecuteShellCommand(command)
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37 if success
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38 return split(result, "\n")
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39 else
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40 call s:HandleDBError(result, command)
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41 return []
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42 endif
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43 endfunction
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44
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45 " Function to execute SQL from the current buffer with parameter prompt
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46 function! dbtables#ExecuteSQLQuery()
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47 let query = join(getline(1, '$'), "\n")
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48 call s:PromptAndExecuteQuery(query)
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49 endfunction
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50
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51 " Function to execute SQL from a visual selection with parameter prompt
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52 function! dbtables#ExecuteVisualSQLQuery() range
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53 " Get the content of the selected lines as a single SQL query
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54 let lines = getline(a:firstline, a:lastline)
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55 let query = join(lines, "\n")
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56
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57 " Execute query with prompt for parameters
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58 call s:PromptAndExecuteQuery(query)
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59 endfunction
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60
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61 " Handle parameter prompts and execute query
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62 function! s:PromptAndExecuteQuery(query)
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63 " Identify parameters in the form of :parameter_name
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64 let pattern = ':\(\k\+\)'
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65 let params = []
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66
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67 " Find all matches in the query
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68 let start = 0
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69 while match(a:query, pattern, start) != -1
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70 let match = matchstr(a:query, pattern, start)
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71 if index(params, match) == -1
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72 call add(params, match)
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73 endif
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74 let start = matchend(a:query, pattern, start)
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75 endwhile
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76
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77 " Initialize a dictionary for parameters and their values
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78 let param_values = {}
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79
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80 " Prompt user for each parameter
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81 for param in params
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82 let value = input('Enter value for ' . param . ': ')
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83 let param_values[param] = value
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84 endfor
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85
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86 " Replace parameters in the query with user-provided values
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87 let updated_query = a:query
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88 for [param, value] in items(param_values)
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89 let updated_query = substitute(updated_query, param, value, 'g')
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90 endfor
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91
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92 call add(s:query_history, updated_query)
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93 call s:OpenInNewTab('SQLQueryResult', s:ExecuteDBQuery(updated_query))
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94 endfunction
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95
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96 " Handle database command errors
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97 function! s:HandleDBError(result, command)
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98 echoerr 'Shell command failed: ' . a:command
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99 if a:result =~# 'Access denied'
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100 echoerr 'Authentication error: Check your username and password.'
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101 elseif a:result =~# 'Unknown database'
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102 echoerr 'Database error: The specified database does not exist.'
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103 elseif a:result =~# 'Could not connect'
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104 echoerr 'Connection error: Verify host and network connectivity.'
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105 elseif a:result =~# 'You have an error in your SQL syntax'
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106 echoerr 'Syntax error in SQL query.'
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107 else
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108 echoerr 'Unexpected error: ' . a:result
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109 endif
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110 endfunction
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111
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112
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113
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114 " - - - - - - - - - - - - - - - - - - - - - -
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115 " Visuals
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116 " - - - - - - - - - - - - - - - - - - - - - -
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117
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118 " Display data in a new read only buffer
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119 function! s:OpenInNewTab(title, data)
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120 tabnew
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121 enew
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122 execute 'file ' . a:title
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123 if !empty(a:data)
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124 call append(0, a:data)
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125 else
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126 call append(0, 'No data found or an error occurred.')
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127 endif
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128 setlocal filetype=sql buftype=nofile bufhidden=wipe nobuflisted noswapfile nomodifiable
0
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129 endfunction
1
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130
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131
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132
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133 "=============================================
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134 " DBTables
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135 "=============================================
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136 " Open the list of tables in the database as a
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137 " buffer on the right side. Selecting a table
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138 " shows either the tables schema or the data
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139 " in the table.
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140
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141 function! dbtables#OpenDBTablesWindow()
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142 execute '34 vsplit'
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143 enew
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144 file DBTables
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145 let tables = s:ExecuteDBQuery("SHOW TABLES;")
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146 if empty(tables)
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147 echo "No tables found or an error occurred."
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148 else
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149 call append(0, ['Available Tables:'] + tables[1:])
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150 setlocal buftype=nofile bufhidden=wipe nobuflisted noswapfile
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151 \ nomodifiable nonumber norelativenumber winfixwidth
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152 nnoremap <buffer> <CR> :call <SID>ShowTablePopup()<CR>
8530ebeda72c Adding actual db tables implementation from original script.
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153 endif
8530ebeda72c Adding actual db tables implementation from original script.
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parents: 0
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154 endfunction
8530ebeda72c Adding actual db tables implementation from original script.
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parents: 0
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155
8530ebeda72c Adding actual db tables implementation from original script.
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156 " Open the database schema
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Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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157 function! s:OpenTableSchema(table)
8530ebeda72c Adding actual db tables implementation from original script.
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parents: 0
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158 call s:OpenInNewTab(a:table . '_schema', s:ExecuteDBQuery('DESCRIBE ' . a:table . ';'))
8530ebeda72c Adding actual db tables implementation from original script.
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parents: 0
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159 endfunction
8530ebeda72c Adding actual db tables implementation from original script.
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parents: 0
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160
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
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161 " Open the table data
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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162 function! s:OpenTableData(table)
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parents: 0
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163 call s:OpenInNewTab(a:table, s:ExecuteDBQuery('SELECT * FROM ' . a:table . ';'))
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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164 endfunction
8530ebeda72c Adding actual db tables implementation from original script.
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parents: 0
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165
8530ebeda72c Adding actual db tables implementation from original script.
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166 let s:popup_table = ""
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parents: 0
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167
8530ebeda72c Adding actual db tables implementation from original script.
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parents: 0
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168 " Popup selection for table actions
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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169 function! s:ShowTablePopup()
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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170 " Use Vim popup_menu if available
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Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
171 if exists('*popup_menu')
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parents: 0
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172 let s:popup_table = getline(line('.'))
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173 let items = ['View Data', 'View Schema', 'Cancel']
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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174 call popup_menu(items, #{
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175 \ callback: '<SID>HandlePopupSelection',
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176 \ })
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177 return
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178 endif
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Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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179 " Popup_menu not available
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Luka Sitas <lsitas@avatarasoftware.com>
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180 echoerr 'Floating popup requires Vim8.2+.'
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181 call s:ShowTableMenuModal()
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182 endfunction
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parents: 0
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183
8530ebeda72c Adding actual db tables implementation from original script.
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184 function! s:HandlePopupSelection(id, result)
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185 let table = s:popup_table
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
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186 call s:ClosePopup()
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Luka Sitas <lsitas@avatarasoftware.com>
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187 if a:result == 1
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Luka Sitas <lsitas@avatarasoftware.com>
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188 call s:OpenTableData(table)
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Luka Sitas <lsitas@avatarasoftware.com>
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189 elseif a:result == 2
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190 call s:OpenTableSchema(table)
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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191 endif
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Luka Sitas <lsitas@avatarasoftware.com>
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192 endfunction
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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193
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
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194 function! s:ClosePopup()
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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195 unlet! s:popup_table
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Luka Sitas <lsitas@avatarasoftware.com>
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196 endfunction
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
197
8530ebeda72c Adding actual db tables implementation from original script.
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parents: 0
diff changeset
198
8530ebeda72c Adding actual db tables implementation from original script.
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199
8530ebeda72c Adding actual db tables implementation from original script.
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200 "=============================================
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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201 " Query History
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Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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202 "=============================================
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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203 " Shows the list of recently ran queries.
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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204 " Selecting a query will re-run it.
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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205
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
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206 " View query history
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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207 function! dbtables#OpenQueryHistory()
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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208 " Open the query history in a new split window
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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209 execute 'vsplit'
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
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210 enew
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
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211 call setline(1, s:query_history)
8530ebeda72c Adding actual db tables implementation from original script.
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212 nnoremap <buffer> <CR> :call s:OpenInNewTab('SQLQueryResult',
8530ebeda72c Adding actual db tables implementation from original script.
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213 \ s:ExecuteDBQuery(getline(line('.'))))<CR>
8530ebeda72c Adding actual db tables implementation from original script.
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214 setlocal buftype=nofile bufhidden=wipe nobuflisted noswapfile wrap
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
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215 endfunction
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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216
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
217
8530ebeda72c Adding actual db tables implementation from original script.
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diff changeset
218
8530ebeda72c Adding actual db tables implementation from original script.
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219 "=============================================
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220 " Query Snippets
8530ebeda72c Adding actual db tables implementation from original script.
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221 "=============================================
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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222 " Shows the list of pre-set query snippets.
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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223 " Selecting a snippet will open it in a new
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
224 " tab to be executed or modified.
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
225
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
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226 " View query snippets
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
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227 function! dbtables#OpenQuerySnippets()
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
228 " Open the query snippets in a new split window
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
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229 execute '34 vsplit'
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
230 enew
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
231
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
232 " Populate the buffer with the list of snippet files
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
233 let s:snippets = globpath(g:snippets_directory, '*', 0, 1)
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
234 let l:display = mapnew(s:snippets, 'fnamemodify(v:val, ":t:r")')
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
235 call setline(1, l:display)
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
236
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
237 nnoremap <buffer> <CR> :call s:OpenInNewTab(line('.'),
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
238 \ fnameescape(s:snippets[a:lnum-1]))<CR>
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
239
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
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diff changeset
240 setlocal buftype=nofile bufhidden=wipe nobuflisted noswapfile wrap
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
241 endfunction
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
242
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
243
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
244
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
245 "=============================================
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
246 " DB Console
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
247 "=============================================
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
248 " Opens a console to interact with the DB.
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
249
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
250 " Open MariaDB console
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
251 function! dbtables#DBConsole()
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
252 " Save the current cursor position
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
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diff changeset
253 let save_cursor = getpos(".")
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
254 let command = printf('mariadb --user=%s --password=%s --database=%s --host=%s',
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
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diff changeset
255 \ g:db_user, g:db_password,
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
256 \ g:db_name, g:db_host)
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
257
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
258 let command = substitute(command, '\n', '', 'g')
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
259 execute ':term ' . command
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
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diff changeset
260 call setpos(".", save_cursor)
8530ebeda72c Adding actual db tables implementation from original script.
Luka Sitas <lsitas@avatarasoftware.com>
parents: 0
diff changeset
261 endfunction