vimwiki/autoload/vimwiki/path.vim

139 lines
3.6 KiB
VimL

" vim:tabstop=2:shiftwidth=2:expandtab:foldmethod=marker:textwidth=79
" Vimwiki autoload plugin file
" Path manipulation functions
" Author: Daniel Schemala <istjanichtzufassen@gmail.com>
" Home: http://code.google.com/p/vimwiki/
function! vimwiki#path#chomp_slash(str) "{{{
return substitute(a:str, '[/\\]\+$', '', '')
endfunction "}}}
" Define path-compare function, either case-sensitive or not, depending on OS.
"{{{ " function! vimwiki#path#is_equal(p1, p2)
if has('win32')
function! vimwiki#path#is_equal(p1, p2)
return a:p1 ==? a:p2
endfunction
else
function! vimwiki#path#is_equal(p1, p2)
return a:p1 == a:p2
endfunction
endif "}}}
" collapse sections like /a/b/../c to /a/c
function! vimwiki#path#normalize(path) "{{{
let path = a:path
while 1
let result = substitute(path, '/[^/]\+/\.\.', '', '')
if result == path
break
endif
let path = result
endwhile
return result
endfunction "}}}
function! vimwiki#path#path_norm(path) "{{{
" /-slashes
if a:path !~# '^scp:'
let path = substitute(a:path, '\', '/', 'g')
" treat multiple consecutive slashes as one path separator
let path = substitute(path, '/\+', '/', 'g')
" ensure that we are not fooled by a symbolic link
return resolve(path)
else
return a:path
endif
endfunction "}}}
function! vimwiki#path#is_link_to_dir(link) "{{{
" Check if link is to a directory.
" It should be ended with \ or /.
if a:link =~ '.\+[/\\]$'
return 1
endif
return 0
endfunction "}}}
function! vimwiki#path#abs_path_of_link(link) "{{{
return vimwiki#path#normalize(expand("%:p:h").'/'.a:link)
endfunction "}}}
" return longest common path prefix of 2 given paths.
" '~/home/usrname/wiki', '~/home/usrname/wiki/shmiki' => '~/home/usrname/wiki'
function! vimwiki#path#path_common_pfx(path1, path2) "{{{
let p1 = split(a:path1, '[/\\]', 1)
let p2 = split(a:path2, '[/\\]', 1)
let idx = 0
let minlen = min([len(p1), len(p2)])
while (idx < minlen) && vimwiki#path#is_equal(p1[idx], p2[idx])
let idx = idx + 1
endwhile
if idx == 0
return ''
else
return join(p1[: idx-1], '/')
endif
endfunction "}}}
function! vimwiki#path#wikify_path(path) "{{{
let result = resolve(expand(a:path, ':p'))
if vimwiki#u#is_windows()
let result = substitute(result, '\\', '/', 'g')
endif
let result = vimwiki#path#chomp_slash(result)
return result
endfunction "}}}
" Returns: the relative path from a:dir to a:file
function! vimwiki#path#relpath(dir, file) "{{{
let result = []
let dir = split(a:dir, '/')
let file = split(a:file, '/')
while (len(dir) > 0 && len(file) > 0) && vimwiki#path#is_equal(dir[0], file[0])
call remove(dir, 0)
call remove(file, 0)
endwhile
for segment in dir
let result += ['..']
endfor
for segment in file
let result += [segment]
endfor
return join(result, '/')
endfunction "}}}
" If the optional argument provided and nonzero,
" it will ask before creating a directory
" Returns: 1 iff directory exists or successfully created
function! vimwiki#path#mkdir(path, ...) "{{{
let path = expand(a:path)
if path =~# '^scp:'
" we can not do much, so let's pretend everything is ok
return 1
endif
if isdirectory(path)
return 1
else
if !exists("*mkdir")
return 0
endif
let path = vimwiki#path#chomp_slash(path)
if vimwiki#u#is_windows() && !empty(g:vimwiki_w32_dir_enc)
let path = iconv(path, &enc, g:vimwiki_w32_dir_enc)
endif
if a:0 && a:1 && tolower(input("Vimwiki: Make new directory: ".path."\n [Y]es/[n]o? ")) !~ "^y"
return 0
endif
call mkdir(path, "p")
return 1
endif
endfunction " }}}