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updated for version 7.0c03

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Bram Moolenaar
2006-03-29 21:18:24 +00:00
parent 86ca6e3b8c
commit e2f98b95c8
39 changed files with 1030 additions and 99 deletions
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runtime/autoload/sqlcomplete.vim Normal file
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" Vim completion script
" Language: SQL
" Maintainer: David Fishburn <fishburn@ianywhere.com>
" Version: 1.0
" Last Change: Tue Mar 28 2006 4:39:49 PM
" Set completion with CTRL-X CTRL-O to autoloaded function.
" This check is in place in case this script is
" sourced directly instead of using the autoload feature.
if exists('&omnifunc')
" Do not set the option if already set since this
" results in an E117 warning.
if &omnifunc == ""
setlocal omnifunc=sqlcomplete#Complete
endif
endif
if exists('g:loaded_sql_completion')
finish
endif
let g:loaded_sql_completion = 1
" Maintains filename of dictionary
let s:sql_file_table = ""
let s:sql_file_procedure = ""
let s:sql_file_view = ""
" Define various arrays to be used for caching
let s:tbl_name = []
let s:tbl_alias = []
let s:tbl_cols = []
let s:syn_list = []
let s:syn_value = []
" Used in conjunction with the syntaxcomplete plugin
let s:save_inc = ""
let s:save_exc = ""
if exists('g:omni_syntax_group_include_sql')
let s:save_inc = g:omni_syntax_group_include_sql
endif
if exists('g:omni_syntax_group_exclude_sql')
let s:save_exc = g:omni_syntax_group_exclude_sql
endif
" Used with the column list
let s:save_prev_table = ""
" Default the option to verify table alias
if !exists('g:omni_sql_use_tbl_alias')
let g:omni_sql_use_tbl_alias = 'a'
endif
" This function is used for the 'omnifunc' option.
function! sqlcomplete#Complete(findstart, base)
" Default to table name completion
let compl_type = 'table'
" Allow maps to specify what type of object completion they want
if exists('b:sql_compl_type')
let compl_type = b:sql_compl_type
endif
if a:findstart
" Locate the start of the item, including "."
let line = getline('.')
let start = col('.') - 1
let lastword = -1
while start > 0
if line[start - 1] =~ '\w'
let start -= 1
elseif line[start - 1] =~ '\.' && compl_type =~ 'column\|table'
" If the completion type is table or column
" Then assume we are looking for column completion
" column_type can be either 'column' or 'column_csv'
if lastword == -1
let lastword = start
endif
let start -= 1
let b:sql_compl_type = 'column'
else
break
endif
endwhile
" Return the column of the last word, which is going to be changed.
" Remember the text that comes before it in s:prepended.
if lastword == -1
let s:prepended = ''
return start
endif
let s:prepended = strpart(line, start, lastword - start)
return lastword
endif
let base = s:prepended . a:base
let compl_list = []
" Default to table name completion
let compl_type = 'table'
" Allow maps to specify what type of object completion they want
if exists('b:sql_compl_type')
let compl_type = b:sql_compl_type
unlet b:sql_compl_type
endif
if compl_type == 'tableReset'
let compl_type = 'table'
let base = ''
endif
if compl_type == 'table' ||
\ compl_type == 'procedure' ||
\ compl_type == 'view'
" This type of completion relies upon the dbext.vim plugin
if s:SQLCCheck4dbext() == -1
return []
endif
if s:sql_file_{compl_type} == ""
let compl_type = substitute(compl_type, '\w\+', '\u&', '')
let s:sql_file_{compl_type} = DB_getDictionaryName(compl_type)
endif
let s:sql_file_{compl_type} = DB_getDictionaryName(compl_type)
if s:sql_file_{compl_type} != ""
if filereadable(s:sql_file_{compl_type})
let compl_list = readfile(s:sql_file_{compl_type})
endif
endif
elseif compl_type == 'column'
" This type of completion relies upon the dbext.vim plugin
if s:SQLCCheck4dbext() == -1
return []
endif
if base == ""
" The last time we displayed a column list we stored
" the table name. If the user selects a column list
" without a table name of alias present, assume they want
" the previous column list displayed.
let base = s:save_prev_table
endif
if base != ""
let compl_list = s:SQLCGetColumns(base, '')
let s:save_prev_table = base
let base = ''
endif
elseif compl_type == 'column_csv'
" This type of completion relies upon the dbext.vim plugin
if s:SQLCCheck4dbext() == -1
return []
endif
if base == ""
" The last time we displayed a column list we stored
" the table name. If the user selects a column list
" without a table name of alias present, assume they want
" the previous column list displayed.
let base = s:save_prev_table
endif
if base != ""
let compl_list = s:SQLCGetColumns(base, 'csv')
let s:save_prev_table = base
" Join the column array into 1 single element array
" but make the columns column separated
let compl_list = [join(compl_list, ', ')]
let base = ''
endif
elseif compl_type == 'resetCache'
" Reset all cached items
let s:tbl_name = []
let s:tbl_alias = []
let s:tbl_cols = []
let s:syn_list = []
let s:syn_value = []
return []
else
" Default to empty or not found
let compl_list = []
" Check if we have already cached the syntax list
let list_idx = index(s:syn_list, compl_type, 0, &ignorecase)
if list_idx > -1
" Return previously cached value
let compl_list = s:syn_value[list_idx]
else
" Request the syntax list items from the
" syntax completion plugin
if compl_type == 'syntax'
" Handle this special case. This allows the user
" to indicate they want all the syntax items available,
" so do not specify a specific include list.
let g:omni_syntax_group_include_sql = ''
else
" The user has specified a specific syntax group
let g:omni_syntax_group_include_sql = compl_type
endif
let g:omni_syntax_group_exclude_sql = ''
let syn_value = OmniSyntaxList()
let g:omni_syntax_group_include_sql = s:save_inc
let g:omni_syntax_group_exclude_sql = s:save_exc
" Cache these values for later use
let s:syn_list = add( s:syn_list, compl_type )
let s:syn_value = add( s:syn_value, syn_value )
let compl_list = syn_value
endif
endif
if base != ''
" Filter the list based on the first few characters the user
" entered
let expr = 'v:val =~ "^'.base.'"'
let compl_list = filter(copy(compl_list), expr)
endif
return compl_list
endfunc
function! s:SQLCWarningMsg(msg)
echohl WarningMsg
echomsg a:msg
echohl None
endfunction
function! s:SQLCErrorMsg(msg)
echohl ErrorMsg
echomsg a:msg
echohl None
endfunction
function! s:SQLCCheck4dbext()
if !exists('g:loaded_dbext')
let msg = "The dbext plugin must be loaded for dynamic SQL completion"
call s:SQLCErrorMsg(msg)
" Leave time for the user to read the error message
:sleep 2
return -1
elseif g:loaded_dbext < 210
let msg = "The dbext plugin must be at least version 2.10 " .
\ " for dynamic SQL completion"
call s:SQLCErrorMsg(msg)
" Leave time for the user to read the error message
:sleep 2
return -1
endif
return 1
endfunction
function! s:SQLCAddAlias(table_name, table_alias, cols)
let table_name = a:table_name
let table_alias = a:table_alias
let cols = a:cols
if g:omni_sql_use_tbl_alias != 'n'
if table_alias == ''
if 'da' =~? g:omni_sql_use_tbl_alias
if table_name =~ '_'
" Treat _ as separators since people often use these
" for word separators
let save_keyword = &iskeyword
setlocal iskeyword-=_
" Get the first letter of each word
" [[:alpha:]] is used instead of \w
" to catch extended accented characters
"
let table_alias = substitute(
\ table_name,
\ '\<[[:alpha:]]\+\>_\?',
\ '\=strpart(submatch(0), 0, 1)',
\ 'g'
\ )
" Restore original value
let &iskeyword = save_keyword
elseif table_name =~ '\u\U'
let initials = substitute(
\ table_name, '\(\u\)\U*', '\1', 'g')
else
let table_alias = strpart(table_name, 0, 1)
endif
endif
endif
if table_alias != ''
" Following a word character, make sure there is a . and no spaces
let table_alias = substitute(table_alias, '\w\zs\.\?\s*$', '.', '')
if 'a' =~? g:omni_sql_use_tbl_alias && a:table_alias == ''
let table_alias = inputdialog("Enter table alias:", table_alias)
endif
endif
if table_alias != ''
let cols = substitute(cols, '\<\w', table_alias.'&', 'g')
endif
endif
return cols
endfunction
function! s:SQLCGetColumns(table_name, list_type)
let table_name = matchstr(a:table_name, '^\w\+')
let table_cols = []
let table_alias = ''
let move_to_top = 1
if g:loaded_dbext >= 210
let saveSettingAlias = DB_listOption('use_tbl_alias')
exec 'DBSetOption use_tbl_alias=n'
endif
" Check if we have already cached the column list for this table
" by its name
let list_idx = index(s:tbl_name, table_name, 0, &ignorecase)
if list_idx > -1
let table_cols = split(s:tbl_cols[list_idx])
else
" Check if we have already cached the column list for this table
" by its alias, assuming the table_name provided was actually
" the alias for the table instead
" select *
" from area a
" where a.
let list_idx = index(s:tbl_alias, table_name, 0, &ignorecase)
if list_idx > -1
let table_alias = table_name
let table_name = s:tbl_name[list_idx]
let table_cols = split(s:tbl_cols[list_idx])
endif
endif
" If we have not found a cached copy of the table
" And the table ends in a "." or we are looking for a column list
" if list_idx == -1 && (a:table_name =~ '\.' || b:sql_compl_type =~ 'column')
" if list_idx == -1 && (a:table_name =~ '\.' || a:list_type =~ 'csv')
if list_idx == -1
let saveY = @y
let saveSearch = @/
let saveWScan = &wrapscan
let curline = line(".")
let curcol = col(".")
" Do not let searchs wrap
setlocal nowrapscan
" If . was entered, look at the word just before the .
" We are looking for something like this:
" select *
" from customer c
" where c.
" So when . is pressed, we need to find 'c'
"
" Search backwards to the beginning of the statement
" and do NOT wrap
" exec 'silent! normal! v?\<\(select\|update\|delete\|;\)\>'."\n".'"yy'
exec 'silent! normal! ?\<\(select\|update\|delete\|;\)\>'."\n"
" Start characterwise visual mode
" Advance right one character
" Search foward until one of the following:
" 1. Another select/update/delete statement
" 2. A ; at the end of a line (the delimiter)
" 3. The end of the file (incase no delimiter)
" Yank the visually selected text into the "y register.
exec 'silent! normal! vl/\(\<select\>\|\<update\>\|\<delete\>\|;\s*$\|\%$\)'."\n".'"yy'
let query = @y
let query = substitute(query, "\n", ' ', 'g')
let found = 0
" if query =~? '^\(select\|update\|delete\)'
if query =~? '^\(select\)'
let found = 1
" \(\(\<\w\+\>\)\.\)\? -
" 'from.\{-}' - Starting at the from clause
" '\zs\(\(\<\w\+\>\)\.\)\?' - Get the owner name (optional)
" '\<\w\+\>\ze' - Get the table name
" '\s\+\<'.table_name.'\>' - Followed by the alias
" '\s*\.\@!.*' - Cannot be followed by a .
" '\(\<where\>\|$\)' - Must be followed by a WHERE clause
" '.*' - Exclude the rest of the line in the match
let table_name_new = matchstr(@y,
\ 'from.\{-}'.
\ '\zs\(\(\<\w\+\>\)\.\)\?'.
\ '\<\w\+\>\ze'.
\ '\s\+\%(as\s\+\)\?\<'.table_name.'\>'.
\ '\s*\.\@!.*'.
\ '\(\<where\>\|$\)'.
\ '.*'
\ )
if table_name_new != ''
let table_alias = table_name
let table_name = table_name_new
let list_idx = index(s:tbl_name, table_name, 0, &ignorecase)
if list_idx > -1
let table_cols = split(s:tbl_cols[list_idx])
let s:tbl_name[list_idx] = table_name
let s:tbl_alias[list_idx] = table_alias
else
let list_idx = index(s:tbl_alias, table_name, 0, &ignorecase)
if list_idx > -1
let table_cols = split(s:tbl_cols[list_idx])
let s:tbl_name[list_idx] = table_name
let s:tbl_alias[list_idx] = table_alias
endif
endif
endif
else
" Simply assume it is a table name provided with a . on the end
let found = 1
endif
let @y = saveY
let @/ = saveSearch
let &wrapscan = saveWScan
" Return to previous location
call cursor(curline, curcol)
if found == 0
if g:loaded_dbext > 201
exec 'DBSetOption use_tbl_alias='.saveSettingAlias
endif
" Not a SQL statement, do not display a list
return []
endif
endif
if empty(table_cols)
" Specify silent mode, no messages to the user (tbl, 1)
" Specify do not comma separate (tbl, 1, 1)
let table_cols_str = DB_getListColumn(table_name, 1, 1)
if table_cols_str != ""
let s:tbl_name = add( s:tbl_name, table_name )
let s:tbl_alias = add( s:tbl_alias, table_alias )
let s:tbl_cols = add( s:tbl_cols, table_cols_str )
let table_cols = split(table_cols_str)
endif
endif
if g:loaded_dbext > 201
exec 'DBSetOption use_tbl_alias='.saveSettingAlias
endif
if a:list_type == 'csv' && !empty(table_cols)
let cols = join(table_cols, ', ')
let cols = s:SQLCAddAlias(table_name, table_alias, cols)
let table_cols = [cols]
endif
return table_cols
endfunction