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vim-patch:c4be066: runtime(zip): Opening a remote zipfile don't work

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Problem:  Opening a zipfile from HTTP gives an empty buffer.
Solution: Ensure that the magic bytes check does not
          skip protocol processing.

Also use readblob() and remove commented out lines.

closes: vim/vim#15396

c4be066817

Co-authored-by: Damien <141588647+xrandomname@users.noreply.github.com>
This commit is contained in:
Christian Clason
2024-07-30 19:18:41 +02:00
parent 1dd2bf926d
commit 34fa34e720
1 changed files with 6 additions and 14 deletions
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20
runtime/autoload/zip.vim
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@@ -1,6 +1,6 @@
" zip.vim: Handles browsing zipfiles
" AUTOLOAD PORTION
" Date: Jul 24, 2024
" Date: Jul 30, 2024
" Version: 33
" Maintainer: This runtime file is looking for a new maintainer.
" Former Maintainer: Charles E Campbell
@@ -8,6 +8,7 @@
" 2024 Jun 16 by Vim Project: handle whitespace on Windows properly (#14998)
" 2024 Jul 23 by Vim Project: fix 'x' command
" 2024 Jul 24 by Vim Project: use delete() function
" 2024 Jul 20 by Vim Project: fix opening remote zipfile
" License: Vim License (see vim's :help license)
" Copyright: Copyright (C) 2005-2019 Charles E. Campbell {{{1
" Permission is hereby granted to use and distribute this code,
@@ -73,15 +74,11 @@ endif
" ---------------------------------------------------------------------
" zip#Browse: {{{2
fun! zip#Browse(zipfile)
" call Dfunc("zip#Browse(zipfile<".a:zipfile.">)")
" sanity check: insure that the zipfile has "PK" as its first two letters
" (zipped files have a leading PK as a "magic cookie")
if !filereadable(a:zipfile) || readfile(a:zipfile, "", 1)[0] !~ '^PK'
exe "noswapfile noautocmd noswapfile e ".fnameescape(a:zipfile)
" call Dret("zip#Browse : not a zipfile<".a:zipfile.">")
" sanity check: ensure that the zipfile has "PK" as its first two letters
" (zip files have a leading PK as a "magic cookie")
if filereadable(a:zipfile) && readblob(a:zipfile, 0, 2) != 0z50.4B
exe "noswapfile noautocmd e " .. fnameescape(a:zipfile)
return
" else " Decho
" call Decho("zip#Browse: a:zipfile<".a:zipfile."> passed PK test - it's a zip file")
endif
let repkeep= &report
@@ -97,9 +94,7 @@ fun! zip#Browse(zipfile)
if !executable(g:zip_unzipcmd)
redraw!
echohl Error | echo "***error*** (zip#Browse) unzip not available on your system"
" call inputsave()|call input("Press <cr> to continue")|call inputrestore()
let &report= repkeep
" call Dret("zip#Browse")
return
endif
if !filereadable(a:zipfile)
@@ -107,13 +102,10 @@ fun! zip#Browse(zipfile)
" if it's an url, don't complain, let url-handlers such as vim do its thing
redraw!
echohl Error | echo "***error*** (zip#Browse) File not readable<".a:zipfile.">" | echohl None
" call inputsave()|call input("Press <cr> to continue")|call inputrestore()
endif
let &report= repkeep
" call Dret("zip#Browse : file<".a:zipfile."> not readable")
return
endif
" call Decho("passed sanity checks")
if &ma != 1
set ma
endif