Merge pull request #529 from sstallion/sstallion/markdown_link_ext

Add support for Markdown link extensions!!!

autoload/vimwiki/base.vim

@@ -197,7 +197,10 @@ function! vimwiki#base#resolve_link(link_text, ...)
               \ vimwiki#vars#get_wikilocal('ext', link_infos.index)
       endif
     else
-      let link_infos.filename .= vimwiki#vars#get_wikilocal('ext', link_infos.index)
+      let ext = fnamemodify(link_text, ':e')
+      if ext == ''  " append ext iff one not already present
+        let link_infos.filename .= vimwiki#vars#get_wikilocal('ext', link_infos.index)
+      endif
     endif
 
   elseif link_infos.scheme ==# 'diary'
@@ -350,9 +353,15 @@ function! vimwiki#base#generate_links()
   for link in links
     let abs_filepath = vimwiki#path#abs_path_of_link(link)
     if !s:is_diary_file(abs_filepath)
-      call add(lines, bullet.
-            \ s:safesubstitute(vimwiki#vars#get_global('WikiLinkTemplate1'),
-            \ '__LinkUrl__', link, ''))
+      if vimwiki#vars#get_wikilocal('syntax') == 'markdown'
+        let link_tpl = vimwiki#vars#get_syntaxlocal('Weblink1Template')
+      else
+        let link_tpl = vimwiki#vars#get_global('WikiLinkTemplate1')
+      endif
+
+      let entry = s:safesubstitute(link_tpl, '__LinkUrl__', link, '')
+      let entry = s:safesubstitute(entry, '__LinkDescription__', link, '')
+      call add(lines, bullet. entry)
     endif
   endfor
 
@@ -598,7 +607,12 @@ function! s:get_links(wikifile, idx)
   endif
 
   let syntax = vimwiki#vars#get_wikilocal('syntax', a:idx)
-  let rx_link = vimwiki#vars#get_syntaxlocal('wikilink', syntax)
+  if syntax == 'markdown'
+    let rx_link = vimwiki#vars#get_syntaxlocal('rxWeblink1MatchUrl', syntax)
+  else
+    let rx_link = vimwiki#vars#get_syntaxlocal('wikilink', syntax)
+  endif
+
   let links = []
   let lnum = 0
 
@@ -1870,7 +1884,7 @@ function! vimwiki#base#table_of_contents(create)
   let bullet = vimwiki#lst#default_symbol().' '
   for [lvl, link, desc] in complete_header_infos
     if vimwiki#vars#get_wikilocal('syntax') == 'markdown'
-      let link_tpl = vimwiki#vars#get_syntaxlocal('Weblink1Template')
+      let link_tpl = vimwiki#vars#get_syntaxlocal('Weblink2Template')
     else
       let link_tpl = vimwiki#vars#get_global('WikiLinkTemplate2')
     endif

autoload/vimwiki/vars.vim

@@ -168,6 +168,7 @@ function! s:read_global_settings_from_user()
         \ 'listsyms': {'type': type(''), 'default': ' .oOX', 'min_length': 2},
         \ 'listsym_rejected': {'type': type(''), 'default': '-', 'length': 1},
         \ 'map_prefix': {'type': type(''), 'default': '<Leader>w'},
+        \ 'markdown_link_ext': {'type': type(0), 'default': 0, 'min': 0, 'max': 1},
         \ 'menu': {'type': type(''), 'default': 'Vimwiki'},
         \ 'table_auto_fmt': {'type': type(0), 'default': 1, 'min': 0, 'max': 1},
         \ 'table_mappings': {'type': type(0), 'default': 1, 'min': 0, 'max': 1},
@@ -689,10 +690,17 @@ function! s:populate_extra_markdown_vars()
   let mkd_syntax.rxWeblink1Prefix = '['
   let mkd_syntax.rxWeblink1Suffix = ')'
   let mkd_syntax.rxWeblink1Separator = ']('
+  let mkd_syntax.rxWeblink1Ext = ''
+  if vimwiki#vars#get_global('markdown_link_ext')
+    let mkd_syntax.rxWeblink1Ext = vimwiki#vars#get_wikilocal('ext')
+  endif
   " [DESCRIPTION](URL)
   let mkd_syntax.Weblink1Template = mkd_syntax.rxWeblink1Prefix . '__LinkDescription__'.
-        \ mkd_syntax.rxWeblink1Separator. '__LinkUrl__'.
+        \ mkd_syntax.rxWeblink1Separator. '__LinkUrl__'. mkd_syntax.rxWeblink1Ext.
         \ mkd_syntax.rxWeblink1Suffix
+  " [DESCRIPTION](ANCHOR)
+  let mkd_syntax.Weblink2Template = mkd_syntax.rxWeblink1Prefix . '__LinkDescription__'.
+        \ mkd_syntax.rxWeblink1Separator. '__LinkUrl__'. mkd_syntax.rxWeblink1Suffix
 
   let valid_chars = '[^\\]'
 
@@ -705,8 +713,8 @@ function! s:populate_extra_markdown_vars()
   " 1. [DESCRIPTION](URL)
   " 1a) match [DESCRIPTION](URL)
   let mkd_syntax.rxWeblink1 = mkd_syntax.rxWeblink1Prefix.
-        \ mkd_syntax.rxWeblink1Url . mkd_syntax.rxWeblink1Separator.
-        \ mkd_syntax.rxWeblink1Descr . mkd_syntax.rxWeblink1Suffix
+        \ mkd_syntax.rxWeblink1Descr . mkd_syntax.rxWeblink1Separator.
+        \ mkd_syntax.rxWeblink1Url . mkd_syntax.rxWeblink1Suffix
   " 1b) match URL within [DESCRIPTION](URL)
   let mkd_syntax.rxWeblink1MatchUrl = mkd_syntax.rxWeblink1Prefix.
         \ mkd_syntax.rxWeblink1Descr. mkd_syntax.rxWeblink1Separator.

doc/vimwiki.txt

@@ -2553,6 +2553,19 @@ Value           Description~
 Default: 1
 
 
+------------------------------------------------------------------------------
+*g:vimwiki_markdown_link_ext*
+
+Append wiki file extension to links in Markdown. This is needed for
+compatibility with other Markdown tools.
+
+Value           Description~
+0               Do not append wiki file extension.
+1               Append wiki file extension.
+
+Default: 0
+
+
 ------------------------------------------------------------------------------
 *VimwikiLinkHandler*