for Vim version < 8.x

.vimrc

" Installation instructions
" Install Vundle -- git clone https://github.com/gmarik/vundle.git ~/.vim/bundle/vundle
" Create tmp directory -- mkdir ~/.vim/tmp
" Install bundles inside vim -- :PluginInstall
"   or from the command line -- vim +PluginInstall +qall

set nocompatible              " be iMproved, required
filetype off                  " required

" set the runtime path to include Vundle and initialize
set rtp+=~/.vim/bundle/Vundle.vim
call vundle#begin()

" let Vundle manage Vundle, required
Plugin 'VundleVim/Vundle.vim'

" My Plugins here:
" Dependecies
Plugin 'MarcWeber/vim-addon-mw-utils' " for vim-snipmate
Plugin 'tomtom/tlib_vim' " for vim-snipmate
Plugin 'mattn/webapi-vim' " for gist-vim
Plugin 'JulesWang/css.vim' " for vim-less

" Themes
Plugin 'flazz/vim-colorschemes'

" Languages
Plugin 'tpope/vim-markdown'
Plugin 'python-mode/python-mode'
Plugin 'vim-ruby/vim-ruby'
Plugin 'tpope/vim-rails'
Plugin 'skwp/vim-rspec'
Plugin 'tpope/vim-git'
Plugin 'briancollins/vim-jst'
Plugin 'slava/vim-spacebars'
Plugin 'mmalecki/vim-node.js'
Plugin 'vim-scripts/csv.vim'
Plugin 'othree/html5.vim'
Plugin 'genoma/vim-less'
Plugin 'vim-scripts/django.vim'
Plugin 'pangloss/vim-javascript'
Plugin 'mxw/vim-jsx'
Plugin 'mustache/vim-mustache-handlebars'
Plugin 'scrooloose/syntastic'
Plugin 'elixir-lang/vim-elixir'
Plugin 'posva/vim-vue'

" Tools
Plugin 'ctrlpvim/ctrlp.vim'
Plugin 'scrooloose/nerdtree'
Plugin 'EvanDotPro/nerdtree-chmod'
Plugin 'mileszs/ack.vim'
Plugin 'vim-airline/vim-airline'
Plugin 'vim-airline/vim-airline-themes'
Plugin 'medihack/sh.vim'
Plugin 'jeetsukumaran/vim-buffergator'
Plugin 'mkitt/tabline.vim'
Plugin 'tpope/vim-endwise'
Plugin 'tpope/vim-fugitive'
Plugin 'mattn/gist-vim'
Plugin 'sjl/gundo.vim'
Plugin 'scrooloose/nerdcommenter'
Plugin 'vim-scripts/Rename2'
Plugin 'garbas/vim-snipmate'
Plugin 'honza/vim-snippets'
Plugin 'ervandew/supertab'
Plugin 'tpope/vim-surround'
Plugin 'majutsushi/tagbar'
Plugin 'tpope/vim-unimpaired'
Plugin 'vim-scripts/vimwiki'
Plugin 'regedarek/ZoomWin'
Plugin 'tmhedberg/matchit'
Plugin 'michaeljsmith/vim-indent-object'
Plugin 'ap/vim-css-color'
Plugin 'chrisbra/NrrwRgn'
Plugin 'skalnik/vim-vroom'
Plugin 'vim-scripts/mru.vim'
Plugin 'bitc/vim-bad-whitespace'
Plugin 'ivanov/vim-ipython'

" Unused
"Plugin 'xolox/vim-misc' " dependency for vim-session
"Plugin 'xolox/vim-session' " conflict swith CUA editor shortcuts

" All of your Plugins must be added before the following line
call vundle#end()            " required
filetype plugin indent on    " required

"
" Normal Vim config:
"
set number
set ruler
syntax on

" Default color scheme
if has('gui_running')
    set background=dark
    colorscheme solarized
else
    set t_Co=256

    " only needs to be set when not using an Putty Solarized color scheme
    " https://github.com/altercation/solarized/tree/master/putty-colors-solarized
    "let g:solarized_termcolors=256

    set background=light
    colorscheme solarized

    " alterlative good looking theme
    "colorscheme jellybeans
endif

" enable horizontal scrollbar
set guioptions+=b

" Set encoding
set encoding=utf-8

" Whitespace stuff
set nowrap
set tabstop=2
set shiftwidth=2
set softtabstop=2
set expandtab
set listchars=tab:>-,trail:.

" Searching
set hlsearch
set incsearch
set ignorecase
set smartcase

" Tab completion
set wildmode=list:longest,list:full

" Ignore files on tab completion, ctrl-p and ack.vim
set wildignore+=*.o,*.obj,.git,*.rbc,*.class,.svn,vendor/gems/*
set wildignore+=.meteor
set wildignore+=node_modules

" Status bar
set laststatus=2

" Without setting this, ZoomWin restores windows in a way that causes
" equalalways behavior to be triggered the next time CommandT is used.
" This is likely a bludgeon to solve some other issue, but it works
set noequalalways

" Make , the leader key
let mapleader = ","

" resize window
map <C-j> <C-W>-
map <C-k> <C-W>+
map <C-l> <C-W>>
map <C-h> <C-W><

" Allow to resize windows and select tabs with mouse in terminal vim
" Unfortunately makes copy&paste with mouse cumbersome, but let's try
set mouse=a

" Remember last location in file
if has("autocmd")
  au BufReadPost * if line("'\"") > 0 && line("'\"") <= line("$")
    \| exe "normal g'\"" | endif
endif

" make uses real tabs
au FileType make set noexpandtab

" Thorfile, Rakefile, Vagrantfile and Gemfile are Ruby
au BufRead,BufNewFile {Gemfile,Rakefile,Vagrantfile,Thorfile,config.ru}    set ft=ruby

" add json syntax highlighting
au BufNewFile,BufRead *.json set ft=javascript

" use zsh syntax highlighting for also for bash (better)
au BufNewFile,BufRead *.sh set ft=zsh

" make Python follow PEP8 ( http://www.python.org/dev/peps/pep-0008/ )
au FileType python set softtabstop=4 tabstop=4 shiftwidth=4 textwidth=79

" make javascript to use jQuery code style
" Rails.vim always overrides the above (with autoload) but allows this:
au User Rails/**/*.js set shiftwidth=2 softtabstop=2 expandtab=1

" and also set it for non Rails Javascript files
au FileType javascript set shiftwidth=2 softtabstop=2 expandtab

" make htmldjango use 4 spaces as Django
au FileType htmldjango set softtabstop=4 tabstop=4 shiftwidth=4 expandtab

" shortcuts to enable Django templates syntax in .html files
autocmd BufEnter *html map <F8> :setfiletype htmldjango<CR>
autocmd BufEnter *html map <S-F8> :setfiletype django<CR>

" shortcut to enable Handlebars templates syntax in .html files
autocmd BufEnter *html map <F9> :setfiletype html syntax=mustache<CR>
au FileType html set softtabstop=2 tabstop=2 shiftwidth=2 expandtab

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

" load the plugin and indent settings for the detected filetype
filetype plugin indent on

" Opens an edit command with the path of the currently edited file filled in
" Normal mode: <Leader>e
map <Leader>e :e <C-R>=expand("%:p:h") . "/" <CR>

" Opens a tab edit command with the path of the currently edited file filled in
" Normal mode: <Leader>t
map <Leader>te :tabe <C-R>=expand("%:p:h") . "/" <CR>

" Inserts the path of the currently edited file into a command
" Command mode: Ctrl+P
cmap <C-P> <C-R>=expand("%:p:h") . "/" <CR>

" Unimpaired configuration
" Bubble single lines
nmap <C-Up> [e
nmap <C-Down> ]e
" Bubble multiple lines
vmap <C-Up> [egv
vmap <C-Down> ]egv

" Use modeline overrides
set modeline
set modelines=10

" Directories for swp files
set backupdir=~/.vim/tmp
set directory=~/.vim/tmp

" % to bounce from do to end etc.
runtime! macros/matchit.vim

" Show (partial) command in the status line
set showcmd

" Include user's local vim config
if filereadable(expand("~/.vimrc.local"))
  source ~/.vimrc.local
endif

" use system clipboard for yanking and deleting
if has('unnamedplus')
  set clipboard=unnamedplus
else
  set clipboard=unnamed
endif

" allow deleting selection without updating the clipboard (yank buffer)
vnoremap x "_x
vnoremap X "_X

" no bells at all
set noerrorbells
set novisualbell

" Indent with Tab in visual mode
vmap <Tab> >gv
vmap <S-Tab> <gv

" make öö leave edit mode
imap öö <Esc>

" Stay in visual mode after indent
" see http://vim.wikia.com/wiki/Shifting_blocks_visually
vnoremap > >gv
vnoremap < <gv

" Always display the status line (current mode, filename, ...)
set laststatus=2

" For webpack hot module replacement (HMR) to work
" see https://github.com/webpack/webpack/issues/781
set backupcopy=yes

" always use working directory as start point for search in ctrlp
let g:ctrlp_working_path_mode = 0

" List index files in ctrlp
"let g:ctrlp_show_hidden = 1 # this would also list files like .pyc
let g:ctrlp_dotfiles = 1

" NERDTree configuration
let NERDTreeIgnore=['\.pyc$', '\.rbc$', '\~$']
map <Leader>n :NERDTreeToggle<CR>
map <Leader>s :NERDTreeFind<CR>
let NERDTreeShowHidden=1

" Buffergator configuration
let g:buffergator_viewport_split_policy = "T"
let g:buffergator_split_size = 10
let g:buffergator_autoexpand_on_split = 0

" ZoomWin configuration
map <Leader><Leader> :ZoomWin<CR>

" CTags
map <Leader>rt :!ctags --extra=+f -R *<CR><CR>
map <C-\> :tnext<CR>

" Enable syntastic syntax checking
let g:syntastic_enable_signs=1
let g:syntastic_quiet_messages = {'level': 'warnings'}

" setup syntastic code checker for javascript
" jshint does not work with react
"let g:syntastic_javascript_checkers = ['jshint'] " sudo npm install jshint -g

" eslint works with jsx
" see https://github.com/medihack/syntastic-react
" and http://eslint.org/docs/user-guide/configuring
let g:syntastic_javascript_checkers = ['eslint']

" 'scss' checker has problems in rails
" make sure scss-lint gem is installed in current version (>= 0.17)
" currently not needed as I am not using rails
"let g:syntastic_scss_checkers = ['scss_lint']

" setup syntastic code checker for python
let g:syntastic_python_checkers = ['flake8'] " pip install flake8

" disable several syntastic flake8 errors
" (disables "too long lines", "2 spaces before function def")
let g:syntastic_python_flake8_post_args='--ignore=E302,E501'

" disable several pylint errors of syntastic
" (not used for now as I use flake8 as syntastic python checker)
"let g:syntastic_python_pylint_args='--disable=F0401,E1101 -f parseable -r n -i y'

" remap pymode toggle breakpoint as it conflicts with buffergator
let g:pymode_breakpoint_bind = '<leader>p'

" let syntastic handle code checking of python code and not python mode,
let g:pymode_lint = 0
" not used currently as I use syntastic for code checking, see below
" disable pylint options of python-mode
" let g:pymode_lint = 1
" let g:pymode_lint_ignore = "E501,C901"

" disable folding in python code (enabled by default in klen/python-mode)
let g:pymode_folding = 0

" Turn off rope in python-mode
let g:pymode_rope = 0

" gist-vim defaults
if has("mac")
  let g:gist_clip_command = 'pbcopy'
elseif has("unix")
  let g:gist_clip_command = 'xclip -selection clipboard'
endif
let g:gist_detect_filetype = 1
let g:gist_open_browser_after_post = 1

" Turn off jslint errors by default
let g:JSLintHighlightErrorLine = 0

" MacVIM shift+arrow-keys behavior (required in .vimrc)
let macvim_hig_shift_movement = 1

" make ack under Ubuntu available in vim
let g:ackprg="ack-grep -H --nocolor --nogroup --column"

" make ack.vim use ack-grep command under debian/ubuntu
let g:ackprg="ack-grep -H --nocolor --nogroup --column"

" Show recently used files (using mru.vim plugin)
map <leader>f :MRU<CR>

" Better indentations for shell scripts (uses sh.vim plugin)
let g:sh_indent_case_labels=1

" vim-airline configuration
let g:airline_theme = 'solarized'
let g:airline_solarized_bg = 'dark'
" Use the default set of separators with a few customizations
if !exists('g:airline_powerline_fonts')
  let g:airline_left_sep=' ›'  " Slightly fancier than '>'
  let g:airline_right_sep='‹ ' " Slightly fancier than '<'
endif
" Show the name of the currently active git branch
let g:airline#extensions#branch#enabled = 1
" Show open buffer on top
let g:airline#extensions#tabline#enabled = 1

" Allow JSX inside JS files
" see https://github.com/mxw/vim-jsx
let g:jsx_ext_required = 0

" For project specific settings
set exrc
set secure

"""
" Unused old stuff
"""
" not using this anymore as it takes forever
" Source the vimrc file after saving it (from vimcasts.org)
"if has("autocmd")
  "autocmd bufwritepost .vimrc source $MYVIMRC
"endif

" Automatically save and reload sessions
" let g:session_autoload = 1
" let g:session_autosave = 'no'

" CUA (Windows) editor shortcuts (CTRL + X/C/V)
"source $VIMRUNTIME/mswin.vim

" Disable automatic line breaks for markdown
" au FileType markdown set textwidth=0

" Try to fix the redrawing problem in Ubuntu
"set ttyfast
"set ttyscroll=0
"set guioptions=agim