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" vim-hackernews
" --------------
" Browse Hacker News (news.ycombinator.com) inside Vim.
"
" Author: ryanss <ryanssdev@icloud.com>
" Website: https://github.com/ryanss/vim-hackernews
" License: MIT (see LICENSE file)
" Version: 0.2 (April 26, 2015)
if has('python')
command! -nargs=1 Python python <args>
elseif has('python3')
command! -nargs=1 Python python3 <args>
else
echo "HackerNews.vim Error: Requires Vim compiled with +python or +python3"
finish
endif
" Import Python code
execute "Python import sys"
execute "Python sys.path.append(r'" . expand("<sfile>:p:h") . "')"
Python << EOF
if 'hackernews' not in sys.modules:
import hackernews
else:
import imp
# Reload python module to avoid errors when updating plugin
hackernews = imp.reload(hackernews)
EOF
" Load front page
execute "Python hackernews.main()"
noremap <buffer> o :Python hackernews.link()<cr>
noremap <buffer> O :Python hackernews.link(external=True)<cr>
noremap <buffer> gx :Python hackernews.link(external=True)<cr>
noremap <buffer> u :Python hackernews.save_pos()<cr>
\u
\:Python hackernews.recall_pos()<cr>
noremap <buffer> <C-R> :Python hackernews.save_pos()<cr>
\<C-R>
\:Python hackernews.recall_pos()<cr>
" Helper motions to browse front page, comments and articles easier
function! s:Move(backwards)
let dir = a:backwards? '?' : '/'
if match(getline(1), "┌───┐") == 0
" Front Page
if match(getline('.'), '^\s\{4}.\+ago') >= 0
" Move to next/previous comment line
let pattern = '^\s\{4}[0-9]'
else
" Move to next/previous title line
let pattern = '^\s*\d\+\.\s.'
endif
execute 'silent normal! ' . dir . pattern . dir . '\r '
elseif match(getline(2), '^\d\+\s.\+ago') == 0
" Comment Page
let pattern = '^\s*Comment by'
execute 'silent normal! ' . dir . pattern . dir . '\r zt'
" Do not stop on folded lines
if foldclosed(line('.')) != -1
execute 'silent normal! ' . dir . pattern . dir . '\r zt'
endif
else
" Article
if a:backwards
silent normal! {
else
silent normal! }
endif
endif
endfunction
noremap <buffer> J :call <SID>Move(0)<cr>
noremap <buffer> K :call <SID>Move(1)<cr>
" Fold comment threads
function! s:FoldComments()
if match(getline(2), '^\d\+\s.\+ago') != 0
" Do not continue if this is not a comments page
return
endif
set nowrapscan
try
execute 'silent normal! ' . 'jj?^\s*Comment by.*:?\r j'
catch
" Nothing to fold
return
endtry
let level = matchstr(getline('.'), '^\s\+')
try
execute 'silent normal! ' . 'zf/\n^\s\{0,' . len(level). '}Comment/\r '
catch
execute 'silent! normal! ' . 'zf/\n\%$/e\r '
endtry
set wrapscan
endfunction
noremap <buffer> F :call <SID>FoldComments()<cr>
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