Fixed vim and zsh
This commit is contained in:
276
vim/plugins/vim-latex-live-preview/plugin/latexlivepreview.vim
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276
vim/plugins/vim-latex-live-preview/plugin/latexlivepreview.vim
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" Copyright (C) 2012 Hong Xu
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" This file is part of vim-live-preview.
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" vim-live-preview is free software: you can redistribute it and/or modify it
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" under the terms of the GNU General Public License as published by the Free
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" Software Foundation, either version 3 of the License, or (at your option)
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" any later version.
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" vim-live-preview is distributed in the hope that it will be useful, but
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" WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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" or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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" more details.
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" You should have received a copy of the GNU General Public License along with
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" vim-live-preview. If not, see <http://www.gnu.org/licenses/>.
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if v:version < 700
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finish
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endif
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" Check whether this script is already loaded
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if exists("g:loaded_vim_live_preview")
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finish
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endif
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let g:loaded_vim_live_preview = 1
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" Check mkdir feature
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if (!exists("*mkdir"))
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echohl ErrorMsg
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echo 'vim-llp: mkdir required'
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echohl None
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finish
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endif
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" Setup python
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if (has('python3'))
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let s:py_exe = 'python3'
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elseif (has('python'))
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let s:py_exe = 'python'
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else
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echohl ErrorMsg
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echo 'vim-llp: python required'
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echohl None
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finish
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endif
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let s:saved_cpo = &cpo
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set cpo&vim
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let s:previewer = ''
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" Run a shell command in background
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function! s:RunInBackground(cmd)
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execute s:py_exe "<< EEOOFF"
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try:
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subprocess.Popen(
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vim.eval('a:cmd'),
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shell = True,
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universal_newlines = True,
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stdout=open(os.devnull, 'w'), stderr=subprocess.STDOUT)
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except:
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pass
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EEOOFF
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endfunction
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function! s:Compile()
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if !exists('b:livepreview_buf_data') ||
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\ has_key(b:livepreview_buf_data, 'preview_running') == 0
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return
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endif
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" Change directory to handle properly sourced files with \input and bib
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" TODO: get rid of lcd
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execute 'lcd ' . b:livepreview_buf_data['root_dir']
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" Write the current buffer in a temporary file
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silent exec 'write! ' . b:livepreview_buf_data['tmp_src_file']
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call s:RunInBackground(b:livepreview_buf_data['run_cmd'])
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lcd -
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endfunction
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function! s:StartPreview(...)
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let b:livepreview_buf_data = {}
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let b:livepreview_buf_data['py_exe'] = s:py_exe
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" Create a temp directory for current buffer
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execute s:py_exe "<< EEOOFF"
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vim.command("let b:livepreview_buf_data['tmp_dir'] = '" +
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tempfile.mkdtemp(prefix="vim-latex-live-preview-") + "'")
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EEOOFF
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let b:livepreview_buf_data['tmp_src_file'] =
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\ b:livepreview_buf_data['tmp_dir'] .
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\ expand('%:p:r')
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" Guess the root file which will be compiled, using first the argument
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" passed, then the first line declaration of the source file and
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" eventually fallback to the current file.
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" TODO: emulate -parse-first-line properly
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let l:root_line = substitute(getline(1),
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\ '\v^\s*\%\s*!tex\s*root\s*\=\s*(.*)\s*$',
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\ '\1', '')
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if (a:0 > 0)
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let l:root_file = fnamemodify(a:1, ':p')
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elseif (l:root_line != getline(1) && strlen(l:root_line) > 0) " TODO: existence of `% !TEX` declaration condition must be cleaned...
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let l:root_file = fnamemodify(l:root_line, ':p')
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else
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let l:root_file = b:livepreview_buf_data['tmp_src_file']
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endif
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" Hack for complex project trees: recreate the tree in tmp_dir
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" Build tree for tmp_src_file (copy of the current buffer)
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let l:tmp_src_dir = fnamemodify(b:livepreview_buf_data['tmp_src_file'], ':p:h')
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if (!isdirectory(l:tmp_src_dir))
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silent call mkdir(l:tmp_src_dir, 'p')
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endif
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" Build tree for root_file (main tex file, which might be tmp_src_file,
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" ie. the current file)
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if (l:root_file == b:livepreview_buf_data['tmp_src_file']) " if root file is the current file
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let l:tmp_root_dir = l:tmp_src_dir
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else
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let l:tmp_root_dir = b:livepreview_buf_data['tmp_dir'] . fnamemodify(l:root_file, ':p:h')
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if (!isdirectory(l:tmp_root_dir))
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silent call mkdir(l:tmp_root_dir, 'p')
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endif
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endif
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" Escape pathnames
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let l:root_file = fnameescape(l:root_file)
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let l:tmp_root_dir = fnameescape(l:tmp_root_dir)
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let b:livepreview_buf_data['tmp_dir'] = fnameescape(b:livepreview_buf_data['tmp_dir'])
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let b:livepreview_buf_data['tmp_src_file'] = fnameescape(b:livepreview_buf_data['tmp_src_file'])
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" Change directory to handle properly sourced files with \input and bib
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" TODO: get rid of lcd
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if (l:root_file == b:livepreview_buf_data['tmp_src_file']) " if root file is the current file
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let b:livepreview_buf_data['root_dir'] = fnameescape(expand('%:p:h'))
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else
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let b:livepreview_buf_data['root_dir'] = fnamemodify(l:root_file, ':p:h')
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endif
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execute 'lcd ' . b:livepreview_buf_data['root_dir']
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" Write the current buffer in a temporary file
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silent exec 'write! ' . b:livepreview_buf_data['tmp_src_file']
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let l:tmp_out_file = l:tmp_root_dir . '/' .
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\ fnamemodify(l:root_file, ':t:r') . '.pdf'
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let b:livepreview_buf_data['run_cmd'] =
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\ 'env ' .
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\ 'TEXMFOUTPUT=' . l:tmp_root_dir . ' ' .
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\ 'TEXINPUTS=' . l:tmp_root_dir
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\ . ':' . b:livepreview_buf_data['root_dir']
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\ . ': ' .
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\ s:engine . ' ' .
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\ '-shell-escape ' .
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\ '-interaction=nonstopmode ' .
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\ '-output-directory=' . l:tmp_root_dir . ' ' .
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\ l:root_file
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" lcd can be avoided thanks to root_dir in TEXINPUTS
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silent call system(b:livepreview_buf_data['run_cmd'])
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if v:shell_error != 0
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echo 'Failed to compile'
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lcd -
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return
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endif
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" Enable compilation of bibliography:
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let l:bib_files = split(glob(b:livepreview_buf_data['root_dir'] . '/**/*.bib')) " TODO: fails if unused bibfiles
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if len(l:bib_files) > 0
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for bib_file in l:bib_files
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let bib_fn = fnamemodify(bib_file, ':t')
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call writefile(readfile(bib_file),
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\ l:tmp_root_dir . '/' . bib_fn) " TODO: may fail if same bibfile names in different dirs
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endfor
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" Update compile command with bibliography
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let b:livepreview_buf_data['run_cmd'] =
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\ 'env ' .
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\ 'TEXMFOUTPUT=' . l:tmp_root_dir . ' ' .
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\ 'TEXINPUTS=' . l:tmp_root_dir
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\ . ':' . b:livepreview_buf_data['root_dir']
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\ . ': ' .
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\ 'bibtex ' . l:tmp_root_dir . '/*.aux' .
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\ ' && ' .
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\ b:livepreview_buf_data['run_cmd']
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silent call system(b:livepreview_buf_data['run_cmd'])
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endif
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if v:shell_error != 0
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echo 'Failed to compile bibliography'
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lcd -
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return
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endif
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call s:RunInBackground(s:previewer . ' ' . l:tmp_out_file)
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lcd -
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let b:livepreview_buf_data['preview_running'] = 1
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endfunction
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" Initialization code
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function! s:Initialize()
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let l:ret = 0
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execute s:py_exe "<< EEOOFF"
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try:
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import vim
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import tempfile
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import subprocess
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import os
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except:
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vim.command('let l:ret = 1')
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EEOOFF
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if l:ret != 0
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return 'Python initialization failed.'
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endif
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" Get the tex engine
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if exists('g:livepreview_engine')
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let s:engine = g:livepreview_engine
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else
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for possible_engine in ['pdflatex', 'xelatex']
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if executable(possible_engine)
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let s:engine = possible_engine
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break
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endif
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endfor
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endif
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" Get the previewer
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if exists('g:livepreview_previewer')
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let s:previewer = g:livepreview_previewer
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else
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for possible_previewer in ['evince', 'okular']
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if executable(possible_previewer)
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let s:previewer = possible_previewer
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break
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endif
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endfor
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endif
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return 0
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endfunction
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let s:init_msg = s:Initialize()
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if type(s:init_msg) == type('')
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echohl ErrorMsg
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echo 'vim-live-preview: ' . s:init_msg
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echohl None
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endif
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unlet! s:init_msg
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command! -nargs=* LLPStartPreview call s:StartPreview(<f-args>)
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autocmd CursorHold,CursorHoldI,BufWritePost * call s:Compile()
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let &cpo = s:saved_cpo
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unlet! s:saved_cpo
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" vim703: cc=80
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" vim:fdm=marker et ts=4 tw=78 sw=4
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