From 5ea02532b5740bbcbcbfb64108d919f5f5333069 Mon Sep 17 00:00:00 2001
From: "martin f. krafft" <madduck@madduck.net>
Date: Wed, 2 Apr 2008 17:35:09 +0200
Subject: [PATCH] integrate ldbdq with normal vim completion

---
 .vim/ftplugin/mail.vim | 43 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)

diff --git a/.vim/ftplugin/mail.vim b/.vim/ftplugin/mail.vim
index f4e7851..934cfcd 100644
--- a/.vim/ftplugin/mail.vim
+++ b/.vim/ftplugin/mail.vim
@@ -42,3 +42,46 @@ map <Leader>ns 1G/^Subject: /<CR>:s,\(Subject: \)\(Re: \)*\(.*\)$,\1 (was: \3),<
 " After : Subject: New
 " http://strcat.de/wiki/dotfiles#vim
 map <Leader>dw 1G/^Subject: /<CR>:s, *(was: .*)$<CR>:set nohls<CR>f l
+
+" http://dollyfish.net.nz/blog/2008-04-01/mutt-and-vim-custom-autocompletion
+fun! LBDBCompleteFn(findstart, base)
+  let line = getline('.')
+  if a:findstart
+    " locate the start of the word
+    let start = col('.') - 1
+    while start > 0 && line[start - 1] =~ '[^:,]'
+      let start -= 1
+    endwhile
+    while start < col('.') && line[start] =~ '[:, ]'
+      let start += 1
+    endwhile
+    return start
+  else
+    let res = []
+    let query = substitute(a:base, '"', '', 'g')
+    let query = substitute(query, '\s*<.*>\s*', '', 'g')
+    for m in LbdbQuery(query)
+      call complete_add(printf('"%s" <%s>', escape(m[0], '"'), m[1]))
+      if complete_check()
+        break
+      endif
+    endfor
+    return res
+  endif
+endfun
+set completefunc=LBDBCompleteFn
+
+" And this magic by James Vega, which ensures that we only complete with lbdb
+" on the recipient lines of the mail header.
+ino <expr> <C-n> DelegateCompletion(1)
+ino <expr> <C-p> DelegateCompletion(0)
+
+fun! DelegeteCompletion(next)
+  if getline('.') =~? '^\%(To\|B\=Cc\):'
+    return "\x18\x15"
+  elseif a:next
+    return "\x0e"
+  else
+    return "\x10"
+  endif
+endfun
-- 
2.39.2