.vimrc

" vimrc file
"
" Maintainer:	Rafi Shamim <rafi@rafiss.com>

" When started as "evim", evim.vim will already have done these settings.
if v:progname =~? "evim"
  finish
endif

" Allow vim for crontab
:if $VIM_CRONTAB == "true"
  :set nobackup
  :set nowritebackup
:endif

" Use Vim settings, rather than Vi settings (much better!).
" This must be first, because it changes other options as a side effect.
set nocompatible

" allow backspacing over everything in insert mode
set backspace=indent,eol,start

if has("vms")
  set nobackup		" do not keep a backup file, use versions instead
else
  set backup		" keep a backup file
endif
set history=50		" keep 50 lines of command line history
set ruler		" show the cursor position all the time
set showcmd		" display incomplete commands
set incsearch		" do incremental searching

" For Win32 GUI: remove 't' flag from 'guioptions': no tearoff menu entries
" let &guioptions = substitute(&guioptions, "t", "", "g")

" Don't use Ex mode, use Q for formatting
map Q gq

" CTRL-U in insert mode deletes a lot.  Use CTRL-G u to first break undo,
" so that you can undo CTRL-U after inserting a line break.
inoremap <C-U> <C-G>u<C-U>

" In many terminal emulators the mouse works just fine, thus enable it.
if has('mouse')
  set mouse=a
endif

" Switch syntax highlighting on, when the terminal has colors
" Also switch on highlighting the last used search pattern.
if &t_Co > 2 || has("gui_running")
  syntax on
  set hlsearch
endif

" Only do this part when compiled with support for autocommands.
if has("autocmd")
  
  "set list
  "set listchars=tab:>.,trail:.,extends:#,nbsp:.
  autocmd filetype html,xml set listchars-=tab:>.
  autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTreeType") && b:NERDTreeType == "primary") | q | endif

  " Enable file type detection.
  " Use the default filetype settings, so that mail gets 'tw' set to 72,
  " 'cindent' is on in C files, etc.
  " Also load indent files, to automatically do language-dependent indenting.
  filetype plugin indent on

  " Put these in an autocmd group, so that we can delete them easily.
  augroup vimrcEx
  au!

  " For all text files set 'textwidth' to 80 characters.
  autocmd FileType text setlocal textwidth=80

  " When editing a file, always jump to the last known cursor position.
  " Don't do it when the position is invalid or when inside an event handler
  " (happens when dropping a file on gvim).
  " Also don't do it when the mark is in the first line, that is the default
  " position when opening a file.
  autocmd BufReadPost *
    \ if line("'\"") > 1 && line("'\"") <= line("$") |
    \   exe "normal! g`\"" |
    \ endif

  augroup END

else

  set autoindent		" always set autoindenting on

endif " has("autocmd")

" Convenient command to see the difference between the current buffer and the
" file it was loaded from, thus the changes you made.
" Only define it when not defined already.
if !exists(":DiffOrig")
  command DiffOrig vert new | set bt=nofile | r ++edit # | 0d_ | diffthis
		  \ | wincmd p | diffthis
endif

colorscheme molokai

set hidden
set tabstop=4
set shiftwidth=4
set expandtab
set number
set whichwrap+=<,>,[,]
set backspace=indent,eol,start
set smartcase
set smarttab
set shiftround
set nowrap
set nobackup
set noswapfile

inoremap jj <Esc>

execute pathogen#infect()

" Airline
let g:airline_powerline_fonts = 1
set laststatus=2 " Always display the statusline in all windows"
set noshowmode " Hide the default mode text (e.g. -- INSERT -- below the statusline)"

let g:ctrlp_working_path_mode = 2
let g:ctrlp_switch_buffer = 2
nnoremap <silent> <C-t> :CtrlPMixed<CR>
let g:ctrlp_prompt_mappings = {
    \ 'AcceptSelection("e")': ['<c-t>'],
    \ 'AcceptSelection("t")': ['<cr>', '<2-LeftMouse>'],
    \ }

" Changing tabs
nmap <C-x> :tabn<CR>
nmap <C-z> :tabp<CR>

" Changing buffers
"map <M-x> :MBEbn<CR>
"map <M-z> :MBEbp<CR>
"let g:miniBufExplUseSingleClick = 1

nnoremap <silent> <F6> :NERDTreeToggle<CR>
nnoremap <silent> <F7> :TlistToggle<CR>
nnoremap <silent> <F8> :buffers<CR>:buffer<Space>

" Disable AutoComplPop.
let g:acp_enableAtStartup = 0
" Use neocomplete.
let g:neocomplete#enable_at_startup = 1
" Use smartcase.
let g:neocomplete#enable_smart_case = 1

" Set minimum syntax keyword length.
let g:neocomplete#sources#syntax#min_keyword_length = 3
let g:neocomplete#lock_buffer_name_pattern = '\*ku\*'

" Define dictionary.
let g:neocomplete#sources#dictionary#dictionaries = {
    \ 'default' : '',
    \ 'vimshell' : $HOME.'/.vimshell_hist',
    \ 'scheme' : $HOME.'/.gosh_completions'
    \ }

" Define keyword.
if !exists('g:neocomplete#keyword_patterns')
    let g:neocomplete#keyword_patterns = {}
endif
let g:neocomplete#keyword_patterns['default'] = '\h\w*'

" Plugin key-mappings.
imap <C-k>     <Plug>(neosnippet_expand_or_jump)
smap <C-k>     <Plug>(neosnippet_expand_or_jump)
xmap <C-k>     <Plug>(neosnippet_expand_target)
inoremap <expr><C-g>     neocomplete#undo_completion()
inoremap <expr><C-l>     neocomplete#complete_common_string()

" SuperTab like snippets behavior.
imap <expr><TAB> neosnippet#expandable_or_jumpable() ?
\ "\<Plug>(neosnippet_expand_or_jump)"
\: pumvisible() ? "\<C-n>" : "\<TAB>"
smap <expr><TAB> neosnippet#expandable_or_jumpable() ?
\ "\<Plug>(neosnippet_expand_or_jump)"
\: "\<TAB>"

" For snippet_complete marker.
if has('conceal')
  set conceallevel=2 concealcursor=i
endif

" Recommended key-mappings.
" <CR>: close popup and save indent.
inoremap <silent> <CR> <C-r>=<SID>my_cr_function()<CR>
function! s:my_cr_function()
  "return neocomplete#smart_close_popup() . "\<CR>"
  " For no inserting <CR> key.
  return pumvisible() ? neocomplete#close_popup() : "\<CR>"
endfunction
" <TAB>: completion.
inoremap <expr><TAB>  pumvisible() ? "\<C-n>" : "\<TAB>"
" <C-h>, <BS>: close popup and delete backword char.
inoremap <expr><C-h> neocomplete#smart_close_popup()."\<C-h>"
inoremap <expr><BS> neocomplete#smart_close_popup()."\<C-h>"
inoremap <expr><C-y>  neocomplete#close_popup()
inoremap <expr><C-e>  neocomplete#cancel_popup()
" Close popup by <Space>.
" inoremap <expr><Space> pumvisible() ? neocomplete#close_popup() : "\<Space>"

" For cursor moving in insert mode(Not recommended)
"inoremap <expr><Left>  neocomplete#close_popup() . "\<Left>"
"inoremap <expr><Right> neocomplete#close_popup() . "\<Right>"
"inoremap <expr><Up>    neocomplete#close_popup() . "\<Up>"
"inoremap <expr><Down>  neocomplete#close_popup() . "\<Down>"
" Or set this.
"let g:neocomplete#enable_cursor_hold_i = 1
" Or set this.
"let g:neocomplete#enable_insert_char_pre = 1

" AutoComplPop like behavior.
"let g:neocomplete#enable_auto_select = 1

" Shell like behavior(not recommended).
"set completeopt+=longest
"let g:neocomplete#enable_auto_select = 1
"let g:neocomplete#disable_auto_complete = 1
"inoremap <expr><TAB>  pumvisible() ? "\<Down>" : "\<C-x>\<C-u>"

" Enable omni completion.
autocmd FileType css setlocal omnifunc=csscomplete#CompleteCSS
autocmd FileType html,markdown setlocal omnifunc=htmlcomplete#CompleteTags
autocmd FileType javascript setlocal omnifunc=javascriptcomplete#CompleteJS
autocmd FileType python setlocal omnifunc=pythoncomplete#Complete
autocmd FileType xml setlocal omnifunc=xmlcomplete#CompleteTags

" Enable heavy omni completion.
if !exists('g:neocomplete#sources#omni#input_patterns')
  let g:neocomplete#sources#omni#input_patterns = {}
endif
let g:neocomplete#sources#omni#input_patterns.php = '[^. \t]->\h\w*\|\h\w*::'
let g:neocomplete#sources#omni#input_patterns.c = '[^.[:digit:] *\t]\%(\.\|->\)'
let g:neocomplete#sources#omni#input_patterns.cpp = '[^.[:digit:] *\t]\%(\.\|->\)\|\h\w*::'