dot/config/vim/autoload/emmet/util.vim
2021-10-09 22:20:41 +01:00

410 lines
13 KiB
VimL

"==============================================================================
" region utils
"==============================================================================
" deleteContent : delete content in region
" if region make from between '<foo>' and '</foo>'
" --------------------
" begin:<foo>
" </foo>:end
" --------------------
" this function make the content as following
" --------------------
" begin::end
" --------------------
function! emmet#util#deleteContent(region) abort
let lines = getline(a:region[0][0], a:region[1][0])
call setpos('.', [0, a:region[0][0], a:region[0][1], 0])
silent! exe 'delete '.(a:region[1][0] - a:region[0][0])
call setline(line('.'), lines[0][:a:region[0][1]-2] . lines[-1][a:region[1][1]])
endfunction
" change_content : change content in region
" if region make from between '<foo>' and '</foo>'
" --------------------
" begin:<foo>
" </foo>:end
" --------------------
" and content is
" --------------------
" foo
" bar
" baz
" --------------------
" this function make the content as following
" --------------------
" begin:foo
" bar
" baz:end
" --------------------
function! emmet#util#setContent(region, content) abort
let newlines = split(a:content, '\n', 1)
let oldlines = getline(a:region[0][0], a:region[1][0])
call setpos('.', [0, a:region[0][0], a:region[0][1], 0])
silent! exe 'delete '.(a:region[1][0] - a:region[0][0])
if len(newlines) == 0
let tmp = ''
if a:region[0][1] > 1
let tmp = oldlines[0][:a:region[0][1]-2]
endif
if a:region[1][1] >= 1
let tmp .= oldlines[-1][a:region[1][1]:]
endif
call setline(line('.'), tmp)
elseif len(newlines) == 1
if a:region[0][1] > 1
let newlines[0] = oldlines[0][:a:region[0][1]-2] . newlines[0]
endif
if a:region[1][1] >= 1
let newlines[0] .= oldlines[-1][a:region[1][1]:]
endif
call setline(line('.'), newlines[0])
else
if a:region[0][1] > 1
let newlines[0] = oldlines[0][:a:region[0][1]-2] . newlines[0]
endif
if a:region[1][1] >= 1
let newlines[-1] .= oldlines[-1][a:region[1][1]:]
endif
call setline(line('.'), newlines[0])
call append(line('.'), newlines[1:])
endif
endfunction
" select_region : select region
" this function make a selection of region
function! emmet#util#selectRegion(region) abort
call setpos('.', [0, a:region[1][0], a:region[1][1], 0])
normal! v
call setpos('.', [0, a:region[0][0], a:region[0][1], 0])
endfunction
" point_in_region : check point is in the region
" this function return 0 or 1
function! emmet#util#pointInRegion(point, region) abort
if !emmet#util#regionIsValid(a:region) | return 0 | endif
if a:region[0][0] > a:point[0] | return 0 | endif
if a:region[1][0] < a:point[0] | return 0 | endif
if a:region[0][0] == a:point[0] && a:region[0][1] > a:point[1] | return 0 | endif
if a:region[1][0] == a:point[0] && a:region[1][1] < a:point[1] | return 0 | endif
return 1
endfunction
" cursor_in_region : check cursor is in the region
" this function return 0 or 1
function! emmet#util#cursorInRegion(region) abort
if !emmet#util#regionIsValid(a:region) | return 0 | endif
let cur = emmet#util#getcurpos()[1:2]
return emmet#util#pointInRegion(cur, a:region)
endfunction
" region_is_valid : check region is valid
" this function return 0 or 1
function! emmet#util#regionIsValid(region) abort
if a:region[0][0] == 0 || a:region[1][0] == 0 | return 0 | endif
return 1
endfunction
" search_region : make region from pattern which is composing start/end
" this function return array of position
function! emmet#util#searchRegion(start, end) abort
let b = searchpairpos(a:start, '', a:end, 'bcnW')
if b == [0, 0]
return [searchpairpos(a:start, '', a:end, 'bnW'), searchpairpos(a:start, '\%#', a:end, 'nW')]
else
return [b, searchpairpos(a:start, '', a:end. '', 'nW')]
endif
endfunction
" get_content : get content in region
" this function return string in region
function! emmet#util#getContent(region) abort
if !emmet#util#regionIsValid(a:region)
return ''
endif
let lines = getline(a:region[0][0], a:region[1][0])
if a:region[0][0] == a:region[1][0]
let lines[0] = lines[0][a:region[0][1]-1:a:region[1][1]-1]
else
let lines[0] = lines[0][a:region[0][1]-1:]
let lines[-1] = lines[-1][:a:region[1][1]-1]
endif
return join(lines, "\n")
endfunction
" region_in_region : check region is in the region
" this function return 0 or 1
function! emmet#util#regionInRegion(outer, inner) abort
if !emmet#util#regionIsValid(a:inner) || !emmet#util#regionIsValid(a:outer)
return 0
endif
return emmet#util#pointInRegion(a:inner[0], a:outer) && emmet#util#pointInRegion(a:inner[1], a:outer)
endfunction
" get_visualblock : get region of visual block
" this function return region of visual block
function! emmet#util#getVisualBlock() abort
return [[line("'<"), col("'<")], [line("'>"), col("'>")]]
endfunction
"==============================================================================
" html utils
"==============================================================================
function! emmet#util#getContentFromURL(url) abort
let res = system(printf('%s -i %s', g:emmet_curl_command, shellescape(substitute(a:url, '#.*', '', ''))))
while res =~# '^HTTP/1.\d 3' || res =~# '^HTTP/1\.\d 200 Connection established' || res =~# '^HTTP/1\.\d 100 Continue'
let pos = stridx(res, "\r\n\r\n")
if pos != -1
let res = strpart(res, pos+4)
else
let pos = stridx(res, "\n\n")
let res = strpart(res, pos+2)
endif
endwhile
let pos = stridx(res, "\r\n\r\n")
if pos != -1
let content = strpart(res, pos+4)
else
let pos = stridx(res, "\n\n")
let content = strpart(res, pos+2)
endif
let header = res[:pos-1]
let charset = matchstr(content, '<meta[^>]\+content=["''][^;"'']\+;\s*charset=\zs[^;"'']\+\ze["''][^>]*>')
if len(charset) == 0
let charset = matchstr(content, '<meta\s\+charset=["'']\?\zs[^"'']\+\ze["'']\?[^>]*>')
endif
if len(charset) == 0
let charset = matchstr(header, '\nContent-Type:.* charset=[''"]\?\zs[^''";\n]\+\ze')
endif
if len(charset) == 0
let s1 = len(split(content, '?'))
let utf8 = iconv(content, 'utf-8', &encoding)
let s2 = len(split(utf8, '?'))
return (s2 == s1 || s2 >= s1 * 2) ? utf8 : content
endif
return iconv(content, charset, &encoding)
endfunction
function! emmet#util#getTextFromHTML(buf) abort
let threshold_len = 100
let threshold_per = 0.1
let buf = a:buf
let buf = strpart(buf, stridx(buf, '</head>'))
let buf = substitute(buf, '<style[^>]*>.\{-}</style>', '', 'g')
let buf = substitute(buf, '<script[^>]*>.\{-}</script>', '', 'g')
let res = ''
let max = 0
let mx = '\(<td[^>]\{-}>\)\|\(<\/td>\)\|\(<div[^>]\{-}>\)\|\(<\/div>\)'
let m = split(buf, mx)
for str in m
let c = split(str, '<[^>]*?>')
let str = substitute(str, '<[^>]\{-}>', ' ', 'g')
let str = substitute(str, '&gt;', '>', 'g')
let str = substitute(str, '&lt;', '<', 'g')
let str = substitute(str, '&quot;', '"', 'g')
let str = substitute(str, '&apos;', '''', 'g')
let str = substitute(str, '&nbsp;', ' ', 'g')
let str = substitute(str, '&yen;', '\&#65509;', 'g')
let str = substitute(str, '&amp;', '\&', 'g')
let str = substitute(str, '^\s*\(.*\)\s*$', '\1', '')
let str = substitute(str, '\s\+', ' ', 'g')
let l = len(str)
if l > threshold_len
let per = (l+0.0) / len(c)
if max < l && per > threshold_per
let max = l
let res = str
endif
endif
endfor
let res = substitute(res, '^\s*\(.*\)\s*$', '\1', 'g')
return res
endfunction
function! emmet#util#getImageSize(fn) abort
let fn = a:fn
if emmet#util#isImageMagickInstalled()
return emmet#util#imageSizeWithImageMagick(fn)
endif
if filereadable(fn)
let hex = substitute(system('xxd -p "'.fn.'"'), '\n', '', 'g')
else
if fn !~# '^\w\+://'
let path = fnamemodify(expand('%'), ':p:gs?\\?/?')
if has('win32') || has('win64') |
let path = tolower(path)
endif
for k in keys(g:emmet_docroot)
let root = fnamemodify(k, ':p:gs?\\?/?')
if has('win32') || has('win64') |
let root = tolower(root)
endif
if stridx(path, root) == 0
let v = g:emmet_docroot[k]
let fn = (len(v) == 0 ? k : v) . fn
break
endif
endfor
endif
let hex = substitute(system(g:emmet_curl_command.' "'.fn.'" | xxd -p'), '\n', '', 'g')
endif
let [width, height] = [-1, -1]
if hex =~# '^89504e470d0a1a0a'
let width = eval('0x'.hex[32:39])
let height = eval('0x'.hex[40:47])
endif
if hex =~# '^ffd8'
let pos = 4
while pos < len(hex)
let bs = hex[pos+0:pos+3]
let pos += 4
if bs ==# 'ffc0' || bs ==# 'ffc2'
let pos += 6
let height = eval('0x'.hex[pos+0:pos+1])*256 + eval('0x'.hex[pos+2:pos+3])
let pos += 4
let width = eval('0x'.hex[pos+0:pos+1])*256 + eval('0x'.hex[pos+2:pos+3])
break
elseif bs =~# 'ffd[9a]'
break
elseif bs =~# 'ff\(e[0-9a-e]\|fe\|db\|dd\|c4\)'
let pos += (eval('0x'.hex[pos+0:pos+1])*256 + eval('0x'.hex[pos+2:pos+3])) * 2
endif
endwhile
endif
if hex =~# '^47494638'
let width = eval('0x'.hex[14:15].hex[12:13])
let height = eval('0x'.hex[18:19].hex[16:17])
endif
return [width, height]
endfunction
function! emmet#util#imageSizeWithImageMagick(fn) abort
let img_info = system('identify -format "%wx%h" "'.a:fn.'"')
let img_size = split(substitute(img_info, '\n', '', ''), 'x')
if len(img_size) != 2
return [-1, -1]
endif
return img_size
endfunction
function! emmet#util#isImageMagickInstalled() abort
if !get(g:, 'emmet_use_identify', 1)
return 0
endif
return executable('identify')
endfunction
function! s:b64encode(bytes, table, pad)
let b64 = []
for i in range(0, len(a:bytes) - 1, 3)
let n = a:bytes[i] * 0x10000
\ + get(a:bytes, i + 1, 0) * 0x100
\ + get(a:bytes, i + 2, 0)
call add(b64, a:table[n / 0x40000])
call add(b64, a:table[n / 0x1000 % 0x40])
call add(b64, a:table[n / 0x40 % 0x40])
call add(b64, a:table[n % 0x40])
endfor
if len(a:bytes) % 3 == 2
let b64[-1] = a:pad
elseif len(a:bytes) % 3 == 1
let b64[-1] = a:pad
let b64[-2] = a:pad
endif
return b64
endfunction
function! emmet#util#imageEncodeDecode(fn, flag) abort
let fn = a:fn
if filereadable(fn)
let hex = substitute(system('xxd -p "'.fn.'"'), '\n', '', 'g')
else
if fn !~# '^\w\+://'
let path = fnamemodify(expand('%'), ':p:gs?\\?/?')
if has('win32') || has('win64') |
let path = tolower(path)
endif
for k in keys(g:emmet_docroot)
let root = fnamemodify(k, ':p:gs?\\?/?')
if has('win32') || has('win64') |
let root = tolower(root)
endif
if stridx(path, root) == 0
let v = g:emmet_docroot[k]
let fn = (len(v) == 0 ? k : v) . fn
break
endif
endfor
endif
let hex = substitute(system(g:emmet_curl_command.' "'.fn.'" | xxd -p'), '\n', '', 'g')
endif
let bin = map(split(hex, '..\zs'), 'eval("0x" . v:val)')
let table = split('ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/', '\zs')
let ret = 'data:image/'
if hex =~# '^89504e470d0a1a0a'
let ret .= 'png'
elseif hex =~# '^ffd8'
let ret .= 'jpeg'
elseif hex =~# '^47494638'
let ret .= 'gif'
else
let ret .= 'unknown'
endif
return ret . ';base64,' . join(s:b64encode(bin, table, '='), '')
endfunction
function! emmet#util#unique(arr) abort
let m = {}
let r = []
for i in a:arr
if !has_key(m, i)
let m[i] = 1
call add(r, i)
endif
endfor
return r
endfunction
let s:seed = localtime()
function! emmet#util#srand(seed) abort
let s:seed = a:seed
endfunction
function! emmet#util#rand() abort
let s:seed = s:seed * 214013 + 2531011
return (s:seed < 0 ? s:seed - 0x80000000 : s:seed) / 0x10000 % 0x8000
endfunction
function! emmet#util#cache(name, ...) abort
let content = get(a:000, 0, '')
let dir = expand('~/.emmet/cache')
if !isdirectory(dir)
call mkdir(dir, 'p', 0700)
endif
let file = dir . '/' . substitute(a:name, '\W', '_', 'g')
if len(content) == 0
if !filereadable(file)
return ''
endif
return join(readfile(file), "\n")
endif
call writefile(split(content, "\n"), file)
endfunction
function! emmet#util#getcurpos() abort
let pos = getpos('.')
if mode(0) ==# 'i' && pos[2] > 0
let pos[2] -=1
endif
return pos
endfunction
function! emmet#util#closePopup() abort
return pumvisible() ? "\<c-e>" : ''
endfunction