" netrwFileHandlers: contains various extension-based file handlers for
" netrw's browsers' x command ("eXecute launcher")
" Author: Charles E. Campbell
" Date: May 03, 2013
" Version: 11b ASTRO-ONLY
" Copyright: Copyright (C) 1999-2012 Charles E. Campbell {{{1
" Permission is hereby granted to use and distribute this code,
" with or without modifications, provided that this copyright
" notice is copied with it. Like anything else that's free,
" netrwFileHandlers.vim is provided *as is* and comes with no
" warranty of any kind, either expressed or implied. In no
" event will the copyright holder be liable for any damages
" resulting from the use of this software.
"
" Rom 6:23 (WEB) For the wages of sin is death, but the free gift of God {{{1
" is eternal life in Christ Jesus our Lord.
" ---------------------------------------------------------------------
" Load Once: {{{1
if exists("g:loaded_netrwFileHandlers") || &cp
finish
endif
let g:loaded_netrwFileHandlers= "v11b"
if v:version < 702
echohl WarningMsg
echo "***warning*** this version of netrwFileHandlers needs vim 7.2"
echohl Normal
finish
endif
let s:keepcpo= &cpo
set cpo&vim
" ---------------------------------------------------------------------
" netrwFileHandlers#Invoke: {{{1
fun! netrwFileHandlers#Invoke(exten,fname)
" call Dfunc("netrwFileHandlers#Invoke(exten<".a:exten."> fname<".a:fname.">)")
let exten= a:exten
" list of supported special characters. Consider rcs,v --- that can be
" supported with a NFH_rcsCOMMAv() handler
if exten =~ '[@:,$!=\-+%?;~]'
let specials= {
\ '@' : 'AT',
\ ':' : 'COLON',
\ ',' : 'COMMA',
\ '$' : 'DOLLAR',
\ '!' : 'EXCLAMATION',
\ '=' : 'EQUAL',
\ '-' : 'MINUS',
\ '+' : 'PLUS',
\ '%' : 'PERCENT',
\ '?' : 'QUESTION',
\ ';' : 'SEMICOLON',
\ '~' : 'TILDE'}
let exten= substitute(a:exten,'[@:,$!=\-+%?;~]','\=specials[submatch(0)]','ge')
" call Decho('fname<'.fname.'> done with dictionary')
endif
if a:exten != "" && exists("*NFH_".exten)
" support user NFH_*() functions
" call Decho("let ret= netrwFileHandlers#NFH_".a:exten.'("'.fname.'")')
exe "let ret= NFH_".exten.'("'.a:fname.'")'
elseif a:exten != "" && exists("*s:NFH_".exten)
" use builtin-NFH_*() functions
" call Decho("let ret= netrwFileHandlers#NFH_".a:exten.'("'.fname.'")')
exe "let ret= s:NFH_".a:exten.'("'.a:fname.'")'
endif
" call Dret("netrwFileHandlers#Invoke 0 : ret=".ret)
return 0
endfun
" ---------------------------------------------------------------------
" s:NFH_html: handles html when the user hits "x" when the {{{1
" cursor is atop a *.html file
fun! s:NFH_html(pagefile)
" call Dfunc("s:NFH_html(".a:pagefile.")")
let page= substitute(a:pagefile,'^','file://','')
if executable("mozilla")
" call Decho("executing !mozilla ".page)
exe "!mozilla ".shellescape(page,1)
elseif executable("netscape")
" call Decho("executing !netscape ".page)
exe "!netscape ".shellescape(page,1)
else
" call Dret("s:NFH_html 0")
return 0
endif
" call Dret("s:NFH_html 1")
return 1
endfun
" ---------------------------------------------------------------------
" s:NFH_htm: handles html when the user hits "x" when the {{{1
" cursor is atop a *.htm file
fun! s:NFH_htm(pagefile)
" call Dfunc("s:NFH_htm(".a:pagefile.")")
let page= substitute(a:pagefile,'^','file://','')
if executable("mozilla")
" call Decho("executing !mozilla ".page)
exe "!mozilla ".shellescape(page,1)
elseif executable("netscape")
" call Decho("executing !netscape ".page)
exe "!netscape ".shellescape(page,1)
else
" call Dret("s:NFH_htm 0")
return 0
endif
" call Dret("s:NFH_htm 1")
return 1
endfun
" ---------------------------------------------------------------------
" s:NFH_jpg: {{{1
fun! s:NFH_jpg(jpgfile)
" call Dfunc("s:NFH_jpg(jpgfile<".a:jpgfile.">)")
if executable("gimp")
exe "silent! !gimp -s ".shellescape(a:jpgfile,1)
elseif executable(expand("$SystemRoot")."/SYSTEM32/MSPAINT.EXE")
" call Decho("silent! !".expand("$SystemRoot")."/SYSTEM32/MSPAINT ".escape(a:jpgfile," []|'"))
exe "!".expand("$SystemRoot")."/SYSTEM32/MSPAINT ".shellescape(a:jpgfile,1)
else
" call Dret("s:NFH_jpg 0")
return 0
endif
" call Dret("s:NFH_jpg 1")
return 1
endfun
" ---------------------------------------------------------------------
" s:NFH_gif: {{{1
fun! s:NFH_gif(giffile)
" call Dfunc("s:NFH_gif(giffile<".a:giffile.">)")
if executable("gimp")
exe "silent! !gimp -s ".shellescape(a:giffile,1)
elseif executable(expand("$SystemRoot")."/SYSTEM32/MSPAINT.EXE")
exe "silent! !".expand("$SystemRoot")."/SYSTEM32/MSPAINT ".shellescape(a:giffile,1)
else
" call Dret("s:NFH_gif 0")
return 0
endif
" call Dret("s:NFH_gif 1")
return 1
endfun
" ---------------------------------------------------------------------
" s:NFH_png: {{{1
fun! s:NFH_png(pngfile)
" call Dfunc("s:NFH_png(pngfile<".a:pngfile.">)")
if executable("gimp")
exe "silent! !gimp -s ".shellescape(a:pngfile,1)
elseif executable(expand("$SystemRoot")."/SYSTEM32/MSPAINT.EXE")
exe "silent! !".expand("$SystemRoot")."/SYSTEM32/MSPAINT ".shellescape(a:pngfile,1)
else
" call Dret("s:NFH_png 0")
return 0
endif
" call Dret("s:NFH_png 1")
return 1
endfun
" ---------------------------------------------------------------------
" s:NFH_pnm: {{{1
fun! s:NFH_pnm(pnmfile)
" call Dfunc("s:NFH_pnm(pnmfile<".a:pnmfile.">)")
if executable("gimp")
exe "silent! !gimp -s ".shellescape(a:pnmfile,1)
elseif executable(expand("$SystemRoot")."/SYSTEM32/MSPAINT.EXE")
exe "silent! !".expand("$SystemRoot")."/SYSTEM32/MSPAINT ".shellescape(a:pnmfile,1)
else
" call Dret("s:NFH_pnm 0")
return 0
endif
" call Dret("s:NFH_pnm 1")
return 1
endfun
" ---------------------------------------------------------------------
" s:NFH_bmp: visualize bmp files {{{1
fun! s:NFH_bmp(bmpfile)
" call Dfunc("s:NFH_bmp(bmpfile<".a:bmpfile.">)")
if executable("gimp")
exe "silent! !gimp -s ".a:bmpfile
elseif executable(expand("$SystemRoot")."/SYSTEM32/MSPAINT.EXE")
exe "silent! !".expand("$SystemRoot")."/SYSTEM32/MSPAINT ".shellescape(a:bmpfile,1)
else
" call Dret("s:NFH_bmp 0")
return 0
endif
" call Dret("s:NFH_bmp 1")
return 1
endfun
" ---------------------------------------------------------------------
" s:NFH_pdf: visualize pdf files {{{1
fun! s:NFH_pdf(pdf)
" call Dfunc("s:NFH_pdf(pdf<".a:pdf.">)")
if executable("gs")
exe 'silent! !gs '.shellescape(a:pdf,1)
elseif executable("pdftotext")
exe 'silent! pdftotext -nopgbrk '.shellescape(a:pdf,1)
else
" call Dret("s:NFH_pdf 0")
return 0
endif
" call Dret("s:NFH_pdf 1")
return 1
endfun
" ---------------------------------------------------------------------
" s:NFH_doc: visualize doc files {{{1
fun! s:NFH_doc(doc)
" call Dfunc("s:NFH_doc(doc<".a:doc.">)")
if executable("oowriter")
exe 'silent! !oowriter '.shellescape(a:doc,1)
redraw!
else
" call Dret("s:NFH_doc 0")
return 0
endif
" call Dret("s:NFH_doc 1")
return 1
endfun
" ---------------------------------------------------------------------
" s:NFH_sxw: visualize sxw files {{{1
fun! s:NFH_sxw(sxw)
" call Dfunc("s:NFH_sxw(sxw<".a:sxw.">)")
if executable("oowriter")
exe 'silent! !oowriter '.shellescape(a:sxw,1)
redraw!
else
" call Dret("s:NFH_sxw 0")
return 0
endif
" call Dret("s:NFH_sxw 1")
return 1
endfun
" ---------------------------------------------------------------------
" s:NFH_xls: visualize xls files {{{1
fun! s:NFH_xls(xls)
" call Dfunc("s:NFH_xls(xls<".a:xls.">)")
if executable("oocalc")
exe 'silent! !oocalc '.shellescape(a:xls,1)
redraw!
else
" call Dret("s:NFH_xls 0")
return 0
endif
" call Dret("s:NFH_xls 1")
return 1
endfun
" ---------------------------------------------------------------------
" s:NFH_ps: handles PostScript files {{{1
fun! s:NFH_ps(ps)
" call Dfunc("s:NFH_ps(ps<".a:ps.">)")
if executable("gs")
" call Decho("exe silent! !gs ".a:ps)
exe "silent! !gs ".shellescape(a:ps,1)
redraw!
elseif executable("ghostscript")
" call Decho("exe silent! !ghostscript ".a:ps)
exe "silent! !ghostscript ".shellescape(a:ps,1)
redraw!
elseif executable("gswin32")
" call Decho("exe silent! !gswin32 ".shellescape(a:ps,1))
exe "silent! !gswin32 ".shellescape(a:ps,1)
redraw!
else
" call Dret("s:NFH_ps 0")
return 0
endif
" call Dret("s:NFH_ps 1")
return 1
endfun
" ---------------------------------------------------------------------
" s:NFH_eps: handles encapsulated PostScript files {{{1
fun! s:NFH_eps(eps)
" call Dfunc("s:NFH_eps()")
if executable("gs")
exe "silent! !gs ".shellescape(a:eps,1)
redraw!
elseif executable("ghostscript")
exe "silent! !ghostscript ".shellescape(a:eps,1)
redraw!
elseif executable("ghostscript")
exe "silent! !ghostscript ".shellescape(a:eps,1)
redraw!
elseif executable("gswin32")
exe "silent! !gswin32 ".shellescape(a:eps,1)
redraw!
else
" call Dret("s:NFH_eps 0")
return 0
endif
" call Dret("s:NFH_eps 0")
return 1
endfun
" ---------------------------------------------------------------------
" s:NFH_fig: handles xfig files {{{1
fun! s:NFH_fig(fig)
" call Dfunc("s:NFH_fig()")
if executable("xfig")
exe "silent! !xfig ".a:fig
redraw!
else
" call Dret("s:NFH_fig 0")
return 0
endif
" call Dret("s:NFH_fig 1")
return 1
endfun
" ---------------------------------------------------------------------
" s:NFH_obj: handles tgif's obj files {{{1
fun! s:NFH_obj(obj)
" call Dfunc("s:NFH_obj()")
if has("unix") && executable("tgif")
exe "silent! !tgif ".a:obj
redraw!
else
" call Dret("s:NFH_obj 0")
return 0
endif
" call Dret("s:NFH_obj 1")
return 1
endfun
let &cpo= s:keepcpo
unlet s:keepcpo
" ---------------------------------------------------------------------
" Modelines: {{{1
" vim: fdm=marker