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[etc/vim.git] / ftplugin / mkd.vim

diff --git a/ftplugin/mkd.vim b/ftplugin/mkd.vim
index c7bac4e6dd716b9101ad2cd7b5301a8d424f9c1b..9b9876779e6b6d62a05c34d550bfac6ccc51fd9c 100644 (file)
--- a/ftplugin/mkd.vim
+++ b/ftplugin/mkd.vim
@@ -12,7 +12,7 @@
 "
 "    - move the cursor. All other functions do not move the cursor.
 "
 "
 "    - move the cursor. All other functions do not move the cursor.
 "

-" This is how you should view headers:
+" This is how you should view headers for the header mappings:

 "
 "   |BUFFER
 "   |
 "
 "   |BUFFER
 "   |


@@ -46,13 +46,14 @@
 " e-+
 
 " For each level, contains the regexp that matches at that level only.
 " e-+
 
 " For each level, contains the regexp that matches at that level only.

+"

 let s:levelRegexpDict = {
 let s:levelRegexpDict = {

-    \ 1: '\v^(\s*#[^#]|.+\n\=+$)',
-    \ 2: '\v^(\s*##[^#]|.+\n-+$)',
-    \ 3: '\v^\s*###[^#]',
-    \ 4: '\v^\s*####[^#]',
-    \ 5: '\v^\s*#####[^#]',
-    \ 6: '\v^\s*######[^#]'
+    \ 1: '\v^(#[^#]@=|.+\n\=+$)',
+    \ 2: '\v^(##[^#]@=|.+\n-+$)',
+    \ 3: '\v^###[^#]@=',
+    \ 4: '\v^####[^#]@=',
+    \ 5: '\v^#####[^#]@=',
+    \ 6: '\v^######[^#]@='

 \ }
 
 " Maches any header level of any type.
 \ }
 
 " Maches any header level of any type.


@@ -60,7 +61,7 @@ let s:levelRegexpDict = {
 " This could be deduced from `s:levelRegexpDict`, but it is more
 " efficient to have a single regexp for this.
 "
 " This could be deduced from `s:levelRegexpDict`, but it is more
 " efficient to have a single regexp for this.
 "

-let s:headersRegexp = '\v^(\s*#|.+\n(\=+|-+)$)'
+let s:headersRegexp = '\v^(#|.+\n(\=+|-+)$)'

 
 " Returns the line number of the first header before `line`, called the
 " current header.
 
 " Returns the line number of the first header before `line`, called the
 " current header.


@@ -69,7 +70,7 @@ let s:headersRegexp = '\v^(\s*#|.+\n(\=+|-+)$)'
 "
 " @param a:1 The line to look the header of. Default value: `getpos('.')`.
 "
 "
 " @param a:1 The line to look the header of. Default value: `getpos('.')`.
 "

-function! b:Markdown_GetHeaderLineNum(...)
+function! s:GetHeaderLineNum(...)

     if a:0 == 0
         let l:l = line('.')
     else
     if a:0 == 0
         let l:l = line('.')
     else


@@ -84,15 +85,15 @@ function! b:Markdown_GetHeaderLineNum(...)
     return 0
 endfunction
 
     return 0
 endfunction
 

-" - if inside a header goes to it.
+" -  if inside a header goes to it.

 "    Return its line number.
 "
 "    Return its line number.
 "

-" - if on top level outside any headers,
+" -  if on top level outside any headers,

 "    print a warning
 "    Return `0`.
 "
 "    print a warning
 "    Return `0`.
 "

-function! b:Markdown_MoveToCurHeader()
-    let l:lineNum = b:Markdown_GetHeaderLineNum()
+function! s:MoveToCurHeader()
+    let l:lineNum = s:GetHeaderLineNum()

     if l:lineNum != 0
         call cursor(l:lineNum, 1)
     else
     if l:lineNum != 0
         call cursor(l:lineNum, 1)
     else


@@ -106,7 +107,7 @@ endfunction
 "
 " If there are no more headers, print a warning.
 "
 "
 " If there are no more headers, print a warning.
 "

-function! b:Markdown_MoveToNextHeader()
+function! s:MoveToNextHeader()

     if search(s:headersRegexp, 'W') == 0
         "normal! G
         echo 'no next header'
     if search(s:headersRegexp, 'W') == 0
         "normal! G
         echo 'no next header'


@@ -117,13 +118,13 @@ endfunction
 "
 " If it does not exist, print a warning.
 "
 "
 " If it does not exist, print a warning.
 "

-function! b:Markdown_MoveToPreviousHeader()
-    let l:curHeaderLineNumber = b:Markdown_GetHeaderLineNum()
+function! s:MoveToPreviousHeader()
+    let l:curHeaderLineNumber = s:GetHeaderLineNum()

     let l:noPreviousHeader = 0
     if l:curHeaderLineNumber <= 1
         let l:noPreviousHeader = 1
     else
     let l:noPreviousHeader = 0
     if l:curHeaderLineNumber <= 1
         let l:noPreviousHeader = 1
     else

-        let l:previousHeaderLineNumber = b:Markdown_GetHeaderLineNum(l:curHeaderLineNumber - 1)
+        let l:previousHeaderLineNumber = s:GetHeaderLineNum(l:curHeaderLineNumber - 1)

         if l:previousHeaderLineNumber == 0
             let l:noPreviousHeader = 1
         else
         if l:previousHeaderLineNumber == 0
             let l:noPreviousHeader = 1
         else


@@ -139,15 +140,15 @@ endfunction
 "
 " - if line is at top level outside any headers, return `0`.
 "
 "
 " - if line is at top level outside any headers, return `0`.
 "

-function! b:Markdown_GetHeaderLevel(...)
+function! s:GetHeaderLevel(...)

     if a:0 == 0
         let l:line = line('.')
     else
         let l:line = a:1
     endif
     if a:0 == 0
         let l:line = line('.')
     else
         let l:line = a:1
     endif

-    let l:linenum = b:Markdown_GetHeaderLineNum(l:line)
+    let l:linenum = s:GetHeaderLineNum(l:line)

     if l:linenum != 0
     if l:linenum != 0

-        return b:Markdown_GetLevelOfHeaderAtLine(l:linenum)
+        return s:GetLevelOfHeaderAtLine(l:linenum)

     else
         return 0
     endif
     else
         return 0
     endif


@@ -157,7 +158,7 @@ endfunction
 "
 " If there is no header at the given line, returns `0`.
 "
 "
 " If there is no header at the given line, returns `0`.
 "

-function! b:Markdown_GetLevelOfHeaderAtLine(linenum)
+function! s:GetLevelOfHeaderAtLine(linenum)

     let l:lines = join(getline(a:linenum, a:linenum + 1), "\n")
     for l:key in keys(s:levelRegexpDict)
         if l:lines =~ get(s:levelRegexpDict, l:key)
     let l:lines = join(getline(a:linenum, a:linenum + 1), "\n")
     for l:key in keys(s:levelRegexpDict)
         if l:lines =~ get(s:levelRegexpDict, l:key)


@@ -171,8 +172,8 @@ endfunction
 "
 " If it does not exit, print a warning and do nothing.
 "
 "
 " If it does not exit, print a warning and do nothing.
 "

-function! b:Markdown_MoveToParentHeader()
-    let l:linenum = b:Markdown_GetParentHeaderLineNumber()
+function! s:MoveToParentHeader()
+    let l:linenum = s:GetParentHeaderLineNumber()

     if l:linenum != 0
         call cursor(l:linenum, 1)
     else
     if l:linenum != 0
         call cursor(l:linenum, 1)
     else


@@ -184,15 +185,15 @@ endfunction
 "
 " If it has no parent, return `0`.
 "
 "
 " If it has no parent, return `0`.
 "

-function! b:Markdown_GetParentHeaderLineNumber(...)
+function! s:GetParentHeaderLineNumber(...)

     if a:0 == 0
         let l:line = line('.')
     else
         let l:line = a:1
     endif
     if a:0 == 0
         let l:line = line('.')
     else
         let l:line = a:1
     endif

-    let l:level = b:Markdown_GetHeaderLevel(l:line)
+    let l:level = s:GetHeaderLevel(l:line)

     if l:level > 1
     if l:level > 1

-        let l:linenum = b:Markdown_GetPreviousHeaderLineNumberAtLevel(l:level - 1, l:line)
+        let l:linenum = s:GetPreviousHeaderLineNumberAtLevel(l:level - 1, l:line)

         return l:linenum
     endif
     return 0
         return l:linenum
     endif
     return 0


@@ -205,7 +206,7 @@ endfunction
 "
 " If none return 0.
 "
 "
 " If none return 0.
 "

-function! b:Markdown_GetNextHeaderLineNumberAtLevel(level, ...)
+function! s:GetNextHeaderLineNumberAtLevel(level, ...)

     if a:0 < 1
         let l:line = line('.')
     else
     if a:0 < 1
         let l:line = line('.')
     else


@@ -228,7 +229,7 @@ endfunction
 "
 " If none return 0.
 "
 "
 " If none return 0.
 "

-function! b:Markdown_GetPreviousHeaderLineNumberAtLevel(level, ...)
+function! s:GetPreviousHeaderLineNumberAtLevel(level, ...)

     if a:0 == 0
         let l:line = line('.')
     else
     if a:0 == 0
         let l:line = line('.')
     else


@@ -248,16 +249,16 @@ endfunction
 "
 " If there is no next siblings, print a warning and don't move.
 "
 "
 " If there is no next siblings, print a warning and don't move.
 "

-function! b:Markdown_MoveToNextSiblingHeader()
-    let l:curHeaderLineNumber = b:Markdown_GetHeaderLineNum()
-    let l:curHeaderLevel = b:Markdown_GetLevelOfHeaderAtLine(l:curHeaderLineNumber)
-    let l:curHeaderParentLineNumber = b:Markdown_GetParentHeaderLineNumber()
-    let l:nextHeaderSameLevelLineNumber = b:Markdown_GetNextHeaderLineNumberAtLevel(l:curHeaderLevel, l:curHeaderLineNumber + 1)
+function! s:MoveToNextSiblingHeader()
+    let l:curHeaderLineNumber = s:GetHeaderLineNum()
+    let l:curHeaderLevel = s:GetLevelOfHeaderAtLine(l:curHeaderLineNumber)
+    let l:curHeaderParentLineNumber = s:GetParentHeaderLineNumber()
+    let l:nextHeaderSameLevelLineNumber = s:GetNextHeaderLineNumberAtLevel(l:curHeaderLevel, l:curHeaderLineNumber + 1)

     let l:noNextSibling = 0
     if l:nextHeaderSameLevelLineNumber == 0
         let l:noNextSibling = 1
     else
     let l:noNextSibling = 0
     if l:nextHeaderSameLevelLineNumber == 0
         let l:noNextSibling = 1
     else

-        let l:nextHeaderSameLevelParentLineNumber = b:Markdown_GetParentHeaderLineNumber(l:nextHeaderSameLevelLineNumber) 
+        let l:nextHeaderSameLevelParentLineNumber = s:GetParentHeaderLineNumber(l:nextHeaderSameLevelLineNumber)

         if l:curHeaderParentLineNumber == l:nextHeaderSameLevelParentLineNumber
             call cursor(l:nextHeaderSameLevelLineNumber, 1)
         else
         if l:curHeaderParentLineNumber == l:nextHeaderSameLevelParentLineNumber
             call cursor(l:nextHeaderSameLevelLineNumber, 1)
         else


@@ -273,16 +274,16 @@ endfunction
 "
 " If there is no previous siblings, print a warning and do nothing.
 "
 "
 " If there is no previous siblings, print a warning and do nothing.
 "

-function! b:Markdown_MoveToPreviousSiblingHeader()
-    let l:curHeaderLineNumber = b:Markdown_GetHeaderLineNum()
-    let l:curHeaderLevel = b:Markdown_GetLevelOfHeaderAtLine(l:curHeaderLineNumber)
-    let l:curHeaderParentLineNumber = b:Markdown_GetParentHeaderLineNumber()
-    let l:previousHeaderSameLevelLineNumber = b:Markdown_GetPreviousHeaderLineNumberAtLevel(l:curHeaderLevel, l:curHeaderLineNumber - 1)
+function! s:MoveToPreviousSiblingHeader()
+    let l:curHeaderLineNumber = s:GetHeaderLineNum()
+    let l:curHeaderLevel = s:GetLevelOfHeaderAtLine(l:curHeaderLineNumber)
+    let l:curHeaderParentLineNumber = s:GetParentHeaderLineNumber()
+    let l:previousHeaderSameLevelLineNumber = s:GetPreviousHeaderLineNumberAtLevel(l:curHeaderLevel, l:curHeaderLineNumber - 1)

     let l:noPreviousSibling = 0
     if l:previousHeaderSameLevelLineNumber == 0
         let l:noPreviousSibling = 1
     else
     let l:noPreviousSibling = 0
     if l:previousHeaderSameLevelLineNumber == 0
         let l:noPreviousSibling = 1
     else

-        let l:previousHeaderSameLevelParentLineNumber = b:Markdown_GetParentHeaderLineNumber(l:previousHeaderSameLevelLineNumber) 
+        let l:previousHeaderSameLevelParentLineNumber = s:GetParentHeaderLineNumber(l:previousHeaderSameLevelLineNumber)

         if l:curHeaderParentLineNumber == l:previousHeaderSameLevelParentLineNumber
             call cursor(l:previousHeaderSameLevelLineNumber, 1)
         else
         if l:curHeaderParentLineNumber == l:previousHeaderSameLevelParentLineNumber
             call cursor(l:previousHeaderSameLevelLineNumber, 1)
         else


@@ -294,39 +295,115 @@ function! b:Markdown_MoveToPreviousSiblingHeader()
     endif
 endfunction
 
     endif
 endfunction
 

-function! b:Markdown_Toc(...)
+function! s:Toc(...)

     if a:0 > 0
         let l:window_type = a:1
     else
         let l:window_type = 'vertical'
     endif
     if a:0 > 0
         let l:window_type = a:1
     else
         let l:window_type = 'vertical'
     endif

-    silent vimgrep '^#' %
+
+    try
+        silent lvimgrep /\(^\S.*\(\n[=-]\+\n\)\@=\|^#\+\)/ %
+    catch /E480/
+        echom "Toc: No headers."
+        return
+    endtry
+

     if l:window_type ==# 'horizontal'
     if l:window_type ==# 'horizontal'

-        copen
+        lopen

     elseif l:window_type ==# 'vertical'
     elseif l:window_type ==# 'vertical'

-        vertical copen
+        vertical lopen

         let &winwidth=(&columns/2)
     elseif l:window_type ==# 'tab'
         let &winwidth=(&columns/2)
     elseif l:window_type ==# 'tab'

-        tab copen
+        tab lopen

     else
     else

-        copen
+        lopen

     endif
     endif

-    set modifiable
-    %s/\v^([^|]*\|){2,2} #//
+    setlocal modifiable

     for i in range(1, line('$'))
     for i in range(1, line('$'))

-        let l:line = getline(i)
-        let l:header =  matchstr(l:line, '^#*')
-        let l:length = len(l:header)
-        let l:line = substitute(l:line, '\v^#*[ ]*', '', '')
-        let l:line = substitute(l:line, '\v[ ]*#*$', '', '')
-        let l:line = repeat(' ', (2 * l:length)) . l:line
-        call setline(i, l:line)
+        " this is the location-list data for the current item
+        let d = getloclist(0)[i-1]
+        " atx headers
+        if match(d.text, "^#") > -1
+            let l:level = len(matchstr(d.text, '#*', 'g'))-1
+            let d.text = substitute(d.text, '\v^#*[ ]*', '', '')
+            let d.text = substitute(d.text, '\v[ ]*#*$', '', '')
+        " setex headers
+        else
+            let l:next_line = getbufline(bufname(d.bufnr), d.lnum+1)
+            if match(l:next_line, "=") > -1
+                let l:level = 0
+            elseif match(l:next_line, "-") > -1
+                let l:level = 1
+            endif
+        endif
+        call setline(i, repeat('  ', l:level). d.text)

     endfor
     endfor

-    set nomodified
-    set nomodifiable
+    setlocal nomodified
+    setlocal nomodifiable

     normal! gg
 endfunction
 
     normal! gg
 endfunction
 

+" Convert Setex headers in range `line1 .. line2` to Atx.
+"
+" Return the number of conversions.
+"
+function! s:SetexToAtx(line1, line2)
+    let l:originalNumLines = line('$')
+    execute 'silent! ' . a:line1 . ',' . a:line2 . 'substitute/\v(.*\S.*)\n\=+$/# \1/'
+    execute 'silent! ' . a:line1 . ',' . a:line2 . 'substitute/\v(.*\S.*)\n-+$/## \1/'
+    return l:originalNumLines - line('$')
+endfunction
+
+" If `a:1` is 0, decrease the level of all headers in range `line1 .. line2`.
+"
+" Otherwise, increase the level. `a:1` defaults to `0`.
+"
+function! s:HeaderDecrease(line1, line2, ...)
+    if a:0 > 0
+        let l:increase = a:1
+    else
+        let l:increase = 0
+    endif
+    if l:increase
+        let l:forbiddenLevel = 6
+        let l:replaceLevels = [5, 1]
+        let l:levelDelta = 1
+    else
+        let l:forbiddenLevel = 1
+        let l:replaceLevels = [2, 6]
+        let l:levelDelta = -1
+    endif
+    for l:line in range(a:line1, a:line2)
+        if join(getline(l:line, l:line + 1), "\n") =~ s:levelRegexpDict[l:forbiddenLevel]
+            echomsg 'There is an h' . l:forbiddenLevel . ' at line ' . l:line . '. Aborting.'
+            return
+        endif
+    endfor
+    let l:numSubstitutions = s:SetexToAtx(a:line1, a:line2)
+    for l:level in range(replaceLevels[0], replaceLevels[1], -l:levelDelta)
+        execute 'silent! ' . a:line1 . ',' . (a:line2 - l:numSubstitutions) . 'substitute/' . s:levelRegexpDict[l:level] . '/' . repeat('#', l:level + l:levelDelta) . '/g'
+    endfor
+endfunction
+
+" Format table under cursor.
+"
+" Depends on Tabularize.
+"
+function! s:TableFormat()
+    let l:pos = getpos('.')
+    normal! {
+    " Search instead of `normal! j` because of the table at beginning of file edge case.
+    call search('|')
+    normal! j
+    " Remove everything that is not a pipe othewise well formated tables would grow
+    " because of addition of 2 spaces on the separator line by Tabularize /|.
+    s/[^|]//g
+    Tabularize /|
+    s/ /-/g
+    call setpos('.', l:pos)
+endfunction
+

 " Wrapper to do move commands in visual mode.
 "
 function! s:VisMove(f)
 " Wrapper to do move commands in visual mode.
 "
 function! s:VisMove(f)


@@ -341,34 +418,136 @@ function! s:MapNormVis(rhs,lhs)
     execute 'vn <buffer><silent> ' . a:rhs . ' <esc>:call <sid>VisMove(''' . a:lhs . ''')<cr>'
 endfunction
 
     execute 'vn <buffer><silent> ' . a:rhs . ' <esc>:call <sid>VisMove(''' . a:lhs . ''')<cr>'
 endfunction
 

+" Parameters:
+"
+" - step +1 for right, -1 for left
+"
+" TODO: multiple lines.
+"
+function! s:FindCornerOfSyntax(lnum, col, step)
+    let l:col = a:col
+    let l:syn = synIDattr(synID(a:lnum, l:col, 1), 'name')
+    while synIDattr(synID(a:lnum, l:col, 1), 'name') ==# l:syn
+        let l:col += a:step
+    endwhile
+    return l:col - a:step
+endfunction
+
+" Return the next position of the given syntax name,
+" inclusive on the given position.
+"
+" TODO: multiple lines
+"
+function! s:FindNextSyntax(lnum, col, name)
+    let l:col = a:col
+    let l:step = 1
+    while synIDattr(synID(a:lnum, l:col, 1), 'name') !=# a:name
+        let l:col += l:step
+    endwhile
+    return [a:lnum, l:col]
+endfunction
+
+function! s:FindCornersOfSyntax(lnum, col)
+    return [<sid>FindLeftOfSyntax(a:lnum, a:col), <sid>FindRightOfSyntax(a:lnum, a:col)]
+endfunction
+
+function! s:FindRightOfSyntax(lnum, col)
+    return <sid>FindCornerOfSyntax(a:lnum, a:col, 1)
+endfunction
+
+function! s:FindLeftOfSyntax(lnum, col)
+    return <sid>FindCornerOfSyntax(a:lnum, a:col, -1)
+endfunction
+
+" Returns:
+"
+" - a string with the the URL for the link under the cursor
+" - an empty string if the cursor is not on a link
+"
+" TODO
+"
+" - multiline support
+" - give an error if the separator does is not on a link
+"
+function! s:Markdown_GetUrlForPosition(lnum, col)
+    let l:lnum = a:lnum
+    let l:col = a:col
+    let l:syn = synIDattr(synID(l:lnum, l:col, 1), 'name')
+
+    if l:syn ==# 'mkdInlineURL' || l:syn ==# 'mkdURL' || l:syn ==# 'mkdLinkDefTarget'
+        " Do nothing.
+    elseif l:syn ==# 'mkdLink'
+        let [l:lnum, l:col] = <sid>FindNextSyntax(l:lnum, l:col, 'mkdURL')
+        let l:syn = 'mkdURL'
+    elseif l:syn ==# 'mkdDelimiter'
+        let l:line = getline(l:lnum)
+        let l:char = l:line[col - 1]
+        if l:char ==# '<'
+            let l:col += 1
+        elseif l:char ==# '>' || l:char ==# ')'
+            let l:col -= 1
+        elseif l:char ==# '[' || l:char ==# ']' || l:char ==# '('
+            let [l:lnum, l:col] = <sid>FindNextSyntax(l:lnum, l:col, 'mkdURL')
+        else
+            return ''
+        endif
+    else
+        return ''
+    endif
+
+    let [l:left, l:right] = <sid>FindCornersOfSyntax(l:lnum, l:col)
+    return getline(l:lnum)[l:left - 1 : l:right - 1]
+endfunction
+
+" Front end for GetUrlForPosition.
+"
+function! s:OpenUrlUnderCursor()
+    let l:url = s:Markdown_GetUrlForPosition(line('.'), col('.'))
+    if l:url != ''
+        call s:VersionAwareNetrwBrowseX(l:url)
+    else
+        echomsg 'The cursor is not on a link.'
+    endif
+endfunction
+
+function! s:VersionAwareNetrwBrowseX(url)
+    if has('patch-7.4.567')
+        call netrw#BrowseX(a:url, 0)
+    else
+        call netrw#NetrwBrowseX(a:url, 0)
+    endif
+endf
+
+function! s:MapNotHasmapto(lhs, rhs)
+    if !hasmapto('<Plug>' . a:rhs)
+        execute 'nmap <buffer>' . a:lhs . ' <Plug>' . a:rhs
+        execute 'vmap <buffer>' . a:lhs . ' <Plug>' . a:rhs
+    endif
+endfunction
+
+call <sid>MapNormVis('<Plug>Markdown_MoveToNextHeader', '<sid>MoveToNextHeader')
+call <sid>MapNormVis('<Plug>Markdown_MoveToPreviousHeader', '<sid>MoveToPreviousHeader')
+call <sid>MapNormVis('<Plug>Markdown_MoveToNextSiblingHeader', '<sid>MoveToNextSiblingHeader')
+call <sid>MapNormVis('<Plug>Markdown_MoveToPreviousSiblingHeader', '<sid>MoveToPreviousSiblingHeader')
+call <sid>MapNormVis('<Plug>Markdown_MoveToParentHeader', '<sid>MoveToParentHeader')
+call <sid>MapNormVis('<Plug>Markdown_MoveToCurHeader', '<sid>MoveToCurHeader')
+nnoremap <Plug>Markdown_OpenUrlUnderCursor :call <sid>OpenUrlUnderCursor()<cr>

 
 

-call <sid>MapNormVis('<Plug>(Markdown_MoveToNextHeader)', 'b:Markdown_MoveToNextHeader')
-call <sid>MapNormVis('<Plug>(Markdown_MoveToPreviousHeader)', 'b:Markdown_MoveToPreviousHeader')
-call <sid>MapNormVis('<Plug>(Markdown_MoveToNextSiblingHeader)', 'b:Markdown_MoveToNextSiblingHeader')
-call <sid>MapNormVis('<Plug>(Markdown_MoveToPreviousSiblingHeader)', 'b:Markdown_MoveToPreviousSiblingHeader')
-" Menmonic: Up
-call <sid>MapNormVis('<Plug>(Markdown_MoveToParentHeader)', 'b:Markdown_MoveToParentHeader')
-" Menmonic: Current
-call <sid>MapNormVis('<Plug>(Markdown_MoveToCurHeader)', 'b:Markdown_MoveToCurHeader')
-
-if ! exists('g:markdown_no_default_key_mappings')
-\ || !g:markdown_no_default_key_mappings
-    nmap ]] <Plug>(Markdown_MoveToNextHeader)
-    nmap [[ <Plug>(Markdown_MoveToPreviousHeader)
-    nmap ][ <Plug>(Markdown_MoveToNextSiblingHeader)
-    nmap [] <Plug>(Markdown_MoveToPreviousSiblingHeader)
-    nmap ]u <Plug>(Markdown_MoveToParentHeader)
-    nmap ]c <Plug>(Markdown_MoveToCurHeader)
-
-    vmap ]] <Plug>(Markdown_MoveToNextHeader)
-    vmap [[ <Plug>(Markdown_MoveToPreviousHeader)
-    vmap ][ <Plug>(Markdown_MoveToNextSiblingHeader)
-    vmap [] <Plug>(Markdown_MoveToPreviousSiblingHeader)
-    vmap ]u <Plug>(Markdown_MoveToParentHeader)
-    vmap ]c <Plug>(Markdown_MoveToCurHeader)
+if !get(g:, 'vim_markdown_no_default_key_mappings', 0)
+    call <sid>MapNotHasmapto(']]', 'Markdown_MoveToNextHeader')
+    call <sid>MapNotHasmapto('[[', 'Markdown_MoveToPreviousHeader')
+    call <sid>MapNotHasmapto('][', 'Markdown_MoveToNextSiblingHeader')
+    call <sid>MapNotHasmapto('[]', 'Markdown_MoveToPreviousSiblingHeader')
+    call <sid>MapNotHasmapto(']u', 'Markdown_MoveToParentHeader')
+    call <sid>MapNotHasmapto(']c', 'Markdown_MoveToCurHeader')
+    call <sid>MapNotHasmapto('gx', 'Markdown_OpenUrlUnderCursor')

 endif
 
 endif
 

-command! -buffer Toc call b:Markdown_Toc()
-command! -buffer Toch call b:Markdown_Toc('horizontal')
-command! -buffer Tocv call b:Markdown_Toc('vertical')
-command! -buffer Toct call b:Markdown_Toc('tab')
+command! -buffer -range=% HeaderDecrease call s:HeaderDecrease(<line1>, <line2>)
+command! -buffer -range=% HeaderIncrease call s:HeaderDecrease(<line1>, <line2>, 1)
+command! -buffer -range=% SetexToAtx call s:SetexToAtx(<line1>, <line2>)
+command! -buffer TableFormat call s:TableFormat()
+command! -buffer Toc call s:Toc()
+command! -buffer Toch call s:Toc('horizontal')
+command! -buffer Tocv call s:Toc('vertical')
+command! -buffer Toct call s:Toc('tab')