diff options
Diffstat (limited to 'IkiWiki')
| -rw-r--r-- | IkiWiki/Plugin/attachment.pm | 185 | ||||
| -rw-r--r-- | IkiWiki/Plugin/filecheck.pm | 192 |
2 files changed, 193 insertions, 184 deletions
diff --git a/IkiWiki/Plugin/attachment.pm b/IkiWiki/Plugin/attachment.pm index c78a1c177..f1f792a5a 100644 --- a/IkiWiki/Plugin/attachment.pm +++ b/IkiWiki/Plugin/attachment.pm @@ -10,6 +10,7 @@ sub import { #{{{ hook(type => "checkconfig", id => "attachment", call => \&checkconfig); hook(type => "formbuilder_setup", id => "attachment", call => \&formbuilder_setup); hook(type => "formbuilder", id => "attachment", call => \&formbuilder); + IkiWiki::loadplugin("filecheck"); } # }}} sub getsetup () { #{{{ @@ -288,192 +289,8 @@ sub attachment_list ($) { #{{{ return sort { $b->{mtime_raw} <=> $a->{mtime_raw} || $a->{link} cmp $b->{link} } @ret; } #}}} -my %units=( #{{{ # size in bytes - B => 1, - byte => 1, - KB => 2 ** 10, - kilobyte => 2 ** 10, - K => 2 ** 10, - KB => 2 ** 10, - kilobyte => 2 ** 10, - M => 2 ** 20, - MB => 2 ** 20, - megabyte => 2 ** 20, - G => 2 ** 30, - GB => 2 ** 30, - gigabyte => 2 ** 30, - T => 2 ** 40, - TB => 2 ** 40, - terabyte => 2 ** 40, - P => 2 ** 50, - PB => 2 ** 50, - petabyte => 2 ** 50, - E => 2 ** 60, - EB => 2 ** 60, - exabyte => 2 ** 60, - Z => 2 ** 70, - ZB => 2 ** 70, - zettabyte => 2 ** 70, - Y => 2 ** 80, - YB => 2 ** 80, - yottabyte => 2 ** 80, - # ikiwiki, if you find you need larger data quantities, either modify - # yourself to add them, or travel back in time to 2008 and kill me. - # -- Joey -); #}}} - -sub parsesize ($) { #{{{ - my $size=shift; - - no warnings; - my $base=$size+0; # force to number - use warnings; - foreach my $unit (sort keys %units) { - if ($size=~/[0-9\s]\Q$unit\E$/i) { - return $base * $units{$unit}; - } - } - return $base; -} #}}} - -sub humansize ($) { #{{{ - my $size=shift; - - foreach my $unit (reverse sort { $units{$a} <=> $units{$b} || $b cmp $a } keys %units) { - if ($size / $units{$unit} > 0.25) { - return (int($size / $units{$unit} * 10)/10).$unit; - } - } - return $size; # near zero, or negative -} #}}} - package IkiWiki::PageSpec; -sub match_maxsize ($$;@) { #{{{ - my $page=shift; - my $maxsize=eval{IkiWiki::Plugin::attachment::parsesize(shift)}; - if ($@) { - return IkiWiki::FailReason->new("unable to parse maxsize (or number too large)"); - } - - my %params=@_; - my $file=exists $params{file} ? $params{file} : $IkiWiki::pagesources{$page}; - if (! defined $file) { - return IkiWiki::FailReason->new("no file specified"); - } - - if (-s $file > $maxsize) { - return IkiWiki::FailReason->new("file too large (".(-s $file)." > $maxsize)"); - } - else { - return IkiWiki::SuccessReason->new("file not too large"); - } -} #}}} - -sub match_minsize ($$;@) { #{{{ - my $page=shift; - my $minsize=eval{IkiWiki::Plugin::attachment::parsesize(shift)}; - if ($@) { - return IkiWiki::FailReason->new("unable to parse minsize (or number too large)"); - } - - my %params=@_; - my $file=exists $params{file} ? $params{file} : $IkiWiki::pagesources{$page}; - if (! defined $file) { - return IkiWiki::FailReason->new("no file specified"); - } - - if (-s $file < $minsize) { - return IkiWiki::FailReason->new("file too small"); - } - else { - return IkiWiki::SuccessReason->new("file not too small"); - } -} #}}} - -sub match_mimetype ($$;@) { #{{{ - my $page=shift; - my $wanted=shift; - - my %params=@_; - my $file=exists $params{file} ? $params{file} : $IkiWiki::pagesources{$page}; - if (! defined $file) { - return IkiWiki::FailReason->new("no file specified"); - } - - # Use ::magic to get the mime type, the idea is to only trust - # data obtained by examining the actual file contents. - eval q{use File::MimeInfo::Magic}; - if ($@) { - return IkiWiki::FailReason->new("failed to load File::MimeInfo::Magic ($@); cannot check MIME type"); - } - my $mimetype=File::MimeInfo::Magic::magic($file); - if (! defined $mimetype) { - $mimetype="unknown"; - } - - my $regexp=IkiWiki::glob2re($wanted); - if ($mimetype!~/^$regexp$/i) { - return IkiWiki::FailReason->new("file MIME type is $mimetype, not $wanted"); - } - else { - return IkiWiki::SuccessReason->new("file MIME type is $mimetype"); - } -} #}}} - -sub match_virusfree ($$;@) { #{{{ - my $page=shift; - my $wanted=shift; - - my %params=@_; - my $file=exists $params{file} ? $params{file} : $IkiWiki::pagesources{$page}; - if (! defined $file) { - return IkiWiki::FailReason->new("no file specified"); - } - - if (! exists $IkiWiki::config{virus_checker} || - ! length $IkiWiki::config{virus_checker}) { - return IkiWiki::FailReason->new("no virus_checker configured"); - } - - # The file needs to be fed into the virus checker on stdin, - # because the file is not world-readable, and if clamdscan is - # used, clamd would fail to read it. - eval q{use IPC::Open2}; - error($@) if $@; - open (IN, "<", $file) || return IkiWiki::FailReason->new("failed to read file"); - binmode(IN); - my $sigpipe=0; - $SIG{PIPE} = sub { $sigpipe=1 }; - my $pid=open2(\*CHECKER_OUT, "<&IN", $IkiWiki::config{virus_checker}); - my $reason=<CHECKER_OUT>; - chomp $reason; - 1 while (<CHECKER_OUT>); - close(CHECKER_OUT); - waitpid $pid, 0; - $SIG{PIPE}="DEFAULT"; - if ($sigpipe || $?) { - if (! length $reason) { - $reason="virus checker $IkiWiki::config{virus_checker}; failed with no output"; - } - return IkiWiki::FailReason->new("file seems to contain a virus ($reason)"); - } - else { - return IkiWiki::SuccessReason->new("file seems virusfree ($reason)"); - } -} #}}} - -sub match_ispage ($$;@) { #{{{ - my $filename=shift; - - if (defined IkiWiki::pagetype($filename)) { - return IkiWiki::SuccessReason->new("file is a wiki page"); - } - else { - return IkiWiki::FailReason->new("file is not a wiki page"); - } -} #}}} - sub match_user ($$;@) { #{{{ shift; my $user=shift; diff --git a/IkiWiki/Plugin/filecheck.pm b/IkiWiki/Plugin/filecheck.pm new file mode 100644 index 000000000..6f71be301 --- /dev/null +++ b/IkiWiki/Plugin/filecheck.pm @@ -0,0 +1,192 @@ +#!/usr/bin/perl +package IkiWiki::Plugin::filecheck; + +use warnings; +use strict; +use IkiWiki 2.00; + +my %units=( #{{{ # size in bytes + B => 1, + byte => 1, + KB => 2 ** 10, + kilobyte => 2 ** 10, + K => 2 ** 10, + KB => 2 ** 10, + kilobyte => 2 ** 10, + M => 2 ** 20, + MB => 2 ** 20, + megabyte => 2 ** 20, + G => 2 ** 30, + GB => 2 ** 30, + gigabyte => 2 ** 30, + T => 2 ** 40, + TB => 2 ** 40, + terabyte => 2 ** 40, + P => 2 ** 50, + PB => 2 ** 50, + petabyte => 2 ** 50, + E => 2 ** 60, + EB => 2 ** 60, + exabyte => 2 ** 60, + Z => 2 ** 70, + ZB => 2 ** 70, + zettabyte => 2 ** 70, + Y => 2 ** 80, + YB => 2 ** 80, + yottabyte => 2 ** 80, + # ikiwiki, if you find you need larger data quantities, either modify + # yourself to add them, or travel back in time to 2008 and kill me. + # -- Joey +); #}}} + +sub parsesize ($) { #{{{ + my $size=shift; + + no warnings; + my $base=$size+0; # force to number + use warnings; + foreach my $unit (sort keys %units) { + if ($size=~/[0-9\s]\Q$unit\E$/i) { + return $base * $units{$unit}; + } + } + return $base; +} #}}} + +sub humansize ($) { #{{{ + my $size=shift; + + foreach my $unit (reverse sort { $units{$a} <=> $units{$b} || $b cmp $a } keys %units) { + if ($size / $units{$unit} > 0.25) { + return (int($size / $units{$unit} * 10)/10).$unit; + } + } + return $size; # near zero, or negative +} #}}} + +package IkiWiki::PageSpec; + +sub match_maxsize ($$;@) { #{{{ + my $page=shift; + my $maxsize=eval{IkiWiki::Plugin::attachment::parsesize(shift)}; + if ($@) { + return IkiWiki::FailReason->new("unable to parse maxsize (or number too large)"); + } + + my %params=@_; + my $file=exists $params{file} ? $params{file} : $IkiWiki::pagesources{$page}; + if (! defined $file) { + return IkiWiki::FailReason->new("no file specified"); + } + + if (-s $file > $maxsize) { + return IkiWiki::FailReason->new("file too large (".(-s $file)." > $maxsize)"); + } + else { + return IkiWiki::SuccessReason->new("file not too large"); + } +} #}}} + +sub match_minsize ($$;@) { #{{{ + my $page=shift; + my $minsize=eval{IkiWiki::Plugin::attachment::parsesize(shift)}; + if ($@) { + return IkiWiki::FailReason->new("unable to parse minsize (or number too large)"); + } + + my %params=@_; + my $file=exists $params{file} ? $params{file} : $IkiWiki::pagesources{$page}; + if (! defined $file) { + return IkiWiki::FailReason->new("no file specified"); + } + + if (-s $file < $minsize) { + return IkiWiki::FailReason->new("file too small"); + } + else { + return IkiWiki::SuccessReason->new("file not too small"); + } +} #}}} + +sub match_mimetype ($$;@) { #{{{ + my $page=shift; + my $wanted=shift; + + my %params=@_; + my $file=exists $params{file} ? $params{file} : $IkiWiki::pagesources{$page}; + if (! defined $file) { + return IkiWiki::FailReason->new("no file specified"); + } + + # Use ::magic to get the mime type, the idea is to only trust + # data obtained by examining the actual file contents. + eval q{use File::MimeInfo::Magic}; + if ($@) { + return IkiWiki::FailReason->new("failed to load File::MimeInfo::Magic ($@); cannot check MIME type"); + } + my $mimetype=File::MimeInfo::Magic::magic($file); + if (! defined $mimetype) { + $mimetype="unknown"; + } + + my $regexp=IkiWiki::glob2re($wanted); + if ($mimetype!~/^$regexp$/i) { + return IkiWiki::FailReason->new("file MIME type is $mimetype, not $wanted"); + } + else { + return IkiWiki::SuccessReason->new("file MIME type is $mimetype"); + } +} #}}} + +sub match_virusfree ($$;@) { #{{{ + my $page=shift; + my $wanted=shift; + + my %params=@_; + my $file=exists $params{file} ? $params{file} : $IkiWiki::pagesources{$page}; + if (! defined $file) { + return IkiWiki::FailReason->new("no file specified"); + } + + if (! exists $IkiWiki::config{virus_checker} || + ! length $IkiWiki::config{virus_checker}) { + return IkiWiki::FailReason->new("no virus_checker configured"); + } + + # The file needs to be fed into the virus checker on stdin, + # because the file is not world-readable, and if clamdscan is + # used, clamd would fail to read it. + eval q{use IPC::Open2}; + error($@) if $@; + open (IN, "<", $file) || return IkiWiki::FailReason->new("failed to read file"); + binmode(IN); + my $sigpipe=0; + $SIG{PIPE} = sub { $sigpipe=1 }; + my $pid=open2(\*CHECKER_OUT, "<&IN", $IkiWiki::config{virus_checker}); + my $reason=<CHECKER_OUT>; + chomp $reason; + 1 while (<CHECKER_OUT>); + close(CHECKER_OUT); + waitpid $pid, 0; + $SIG{PIPE}="DEFAULT"; + if ($sigpipe || $?) { + if (! length $reason) { + $reason="virus checker $IkiWiki::config{virus_checker}; failed with no output"; + } + return IkiWiki::FailReason->new("file seems to contain a virus ($reason)"); + } + else { + return IkiWiki::SuccessReason->new("file seems virusfree ($reason)"); + } +} #}}} + +sub match_ispage ($$;@) { #{{{ + my $filename=shift; + + if (defined IkiWiki::pagetype($filename)) { + return IkiWiki::SuccessReason->new("file is a wiki page"); + } + else { + return IkiWiki::FailReason->new("file is not a wiki page"); + } +} #}}} |