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# $Id: Base.pm 2280 2007-03-17 10:56:47Z joern $ |
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#----------------------------------------------------------------------- |
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# Copyright (C) 2001-2006 Jörn Reder . |
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# All Rights Reserved. See file COPYRIGHT for details. |
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# |
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# This module is part of Video::DVDRip, which is free software; you can |
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# redistribute it and/or modify it under the same terms as Perl itself. |
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#----------------------------------------------------------------------- |
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package Video::DVDRip::Base; |
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use Locale::TextDomain qw (video.dvdrip); |
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use Video::DVDRip::Config; |
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use Video::DVDRip::FilterList; |
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use Carp; |
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use strict; |
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use FileHandle; |
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use IO::Pipe; |
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use Fcntl; |
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use Data::Dumper; |
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# load preferences --------------------------------------------------- |
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my $CONFIG_OBJECT = Video::DVDRip::Config->new; |
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$Video::DVDRip::PREFERENCE_FILE ||= "$ENV{HOME}/.dvdriprc"; |
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$CONFIG_OBJECT->set_filename($Video::DVDRip::PREFERENCE_FILE); |
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$CONFIG_OBJECT->save if not -f $Video::DVDRip::PREFERENCE_FILE; |
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$CONFIG_OBJECT->load; |
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# detect installed tool versions ------------------------------------- |
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require Video::DVDRip::Depend; |
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my $DEPEND_OBJECT = Video::DVDRip::Depend->new; |
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# pre load transcode's filter list ----------------------------------- |
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Video::DVDRip::FilterList->get_filter_list |
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if $DEPEND_OBJECT->version("transcode") >= 603; |
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# init some config settings ------------------------------------------ |
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# (this depends on a loaded Config and Depend, that's why we call it here) |
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$CONFIG_OBJECT->init_settings; |
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sub new { |
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my $class = shift; |
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return bless {}, $class; |
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} |
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sub config { |
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my $thingy = shift; |
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my ($name) = @_; |
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return $CONFIG_OBJECT->get_value($name); |
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} |
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sub set_config { |
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my $thingy = shift; |
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my ( $name, $value ) = @_; |
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$CONFIG_OBJECT->set_value( $name, $value ); |
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return $value; |
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} |
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sub config_object { |
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$CONFIG_OBJECT; |
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} |
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sub depend_object { |
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$DEPEND_OBJECT; |
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} |
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sub has { |
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my $self = shift; |
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my ($command) = @_; |
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return $self->depend_object->has($command); |
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} |
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sub exists { |
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my $self = shift; |
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my ($command) = @_; |
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return $self->depend_object->exists($command); |
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} |
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sub version { |
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my $self = shift; |
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my ($command) = @_; |
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return $self->depend_object->version($command); |
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} |
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sub debug_level { $Video::DVDRip::DEBUG || shift->{debug_level} } |
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92
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sub set_debug_level { |
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my $thing = shift; |
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my $debug; |
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if ( ref $thing ) { |
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$thing->{debug_level} = shift if @_; |
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$debug = $thing->{debug_level}; |
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} |
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else { |
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$Video::DVDRip::DEBUG = shift if @_; |
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$debug = $Video::DVDRip::DEBUG; |
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} |
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104
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0
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if ($debug) { |
105
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$Video::DVDRip::DEBUG::TIME = scalar( localtime(time) ); |
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print STDERR "--- START ------------------------------------\n", |
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"$$: $Video::DVDRip::DEBUG::TIME - DEBUG LEVEL $debug\n"; |
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} |
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110
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return $debug; |
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} |
112
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113
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sub dump { |
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my $self = shift; |
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push @_, $self if not @_; |
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my $dd = Data::Dumper->new( \@_ ); |
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$dd->Indent(1); |
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print $dd->Dump; |
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121
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0
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1; |
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} |
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124
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sub print_debug { |
125
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my $self = shift; |
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127
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my $debug = $Video::DVDRip::DEBUG; |
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$debug = $self->{debug_level} if ref $self and $self->{debug_level}; |
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130
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if ($debug) { |
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print STDERR join( "\n", @_ ), "\n"; |
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} |
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134
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0
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1; |
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} |
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137
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sub system { |
138
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0
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my $self = shift; |
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my %par = @_; |
140
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0
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my ( $command, $err_ignore, $return_rc ) |
141
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= @par{ 'command', 'err_ignore', 'return_rc' }; |
142
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143
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0
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$self->log("Executing command: $command"); |
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145
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0
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$self->print_debug("executing command: $command"); |
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147
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my $catch = `($command) 2>&1`; |
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my $rc = $?; |
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150
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$self->print_debug("got: rc=$rc catch=$catch"); |
151
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152
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0
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0
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croak "Error executing command $command:\n$catch" if $rc; |
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154
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0
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0
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return $return_rc ? $? : $catch; |
155
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} |
156
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157
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sub popen { |
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0
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0
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my $self = shift; |
159
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0
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my %par = @_; |
160
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my ( $command, $callback ) = @par{ 'command', 'callback' }; |
161
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162
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0
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return $self->popen_with_callback(@_) if $callback; |
163
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164
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0
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$self->print_debug("executing command: $command"); |
165
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$self->log("Executing command: $command"); |
166
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167
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0
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my $fh = FileHandle->new; |
168
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0
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0
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open( $fh, "($command) 2>&1 |" ) |
169
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or croak "can't fork $command"; |
170
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171
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0
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my $flags = ''; |
172
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0
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0
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fcntl( $fh, F_GETFL, $flags ) |
173
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or die "Can't get flags: $!\n"; |
174
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0
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$flags |= O_NONBLOCK; |
175
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0
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0
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fcntl( $fh, F_SETFL, $flags ) |
176
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or die "Can't set flags: $!\n"; |
177
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178
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0
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return $fh; |
179
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} |
180
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181
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sub popen_with_callback { |
182
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0
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0
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my $self = shift; |
183
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0
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my %par = @_; |
184
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0
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my ( $command, $callback, $catch_output ) |
185
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= @par{ 'command', 'callback', 'catch_output' }; |
186
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187
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0
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$self->print_debug("executing command: $command"); |
188
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0
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$self->log("Executing command: $command"); |
189
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190
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0
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my $fh = FileHandle->new; |
191
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0
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0
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open( $fh, "($command) 2>&1 |" ) |
192
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or croak "can't fork $command"; |
193
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0
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select $fh; |
194
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0
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$| = 1; |
195
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0
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select STDOUT; |
196
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0
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0
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return $fh if not $callback; |
197
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198
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my ( $output, $buffer ); |
199
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while ( read( $fh, $buffer, 512 ) ) { |
200
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0
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&$callback($buffer); |
201
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0
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0
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$output .= $_ if $catch_output; |
202
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} |
203
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204
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0
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close $fh; |
205
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206
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0
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return $output; |
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} |
208
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209
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sub format_time { |
210
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0
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0
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my $self = shift; |
211
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0
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my %par = @_; |
212
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my ($time) = @par{'time'}; |
213
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my ( $h, $m, $s ); |
215
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$h = int( $time / 3600 ); |
216
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|
$m = int( ( $time - $h * 3600 ) / 60 ); |
217
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$s = $time % 60; |
218
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219
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0
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|
return sprintf( "%02d:%02d:%02d", $h, $m, $s ); |
220
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} |
221
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222
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sub stripped_exception { |
223
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0
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0
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0
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|
my $text = $@; |
224
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0
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|
$text =~ s/\s+at\s+[^\s]+\s+line\s+\d+\.?//; |
225
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0
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|
$text =~ s/^msg:\s*//; |
226
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0
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return $text; |
227
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} |
228
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229
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my $logger; |
230
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231
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0
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0
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0
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|
sub logger {$logger} |
232
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233
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sub set_logger { |
234
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0
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0
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0
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|
my $self = shift; |
235
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0
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my ($set_logger) = @_; |
236
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0
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|
return $logger = $set_logger; |
237
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} |
238
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239
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sub log { |
240
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0
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0
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shift; |
241
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0
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return if not defined $logger; |
242
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|
$logger->log(@_); |
243
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0
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1; |
244
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} |
245
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246
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sub clone { |
247
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0
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0
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0
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|
my $self = shift; |
248
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249
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0
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|
require Storable; |
250
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0
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|
return Storable::dclone($self); |
251
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|
} |
252
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253
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|
sub combine_command_options { |
254
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0
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0
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0
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|
my $self = shift; |
255
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0
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|
my %par = @_; |
256
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0
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|
my ( $cmd, $cmd_line, $options ) = @par{ 'cmd', 'cmd_line', 'options' }; |
257
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258
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|
# split command line into separate commands |
259
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0
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|
$cmd_line =~ s/\s+$//; |
260
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0
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0
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|
$cmd_line .= ";" if $cmd_line !~ /;$/; |
261
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0
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|
|
my @parts = grep !/^$/, |
262
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|
|
( $cmd_line |
263
|
|
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|
|
=~ m!(.*?)\s*(\(|\)|;|&&|\|\||\`which nice\`\s+-n\s+[\d-]+|execflow\s+(?:-n\s*\d+)?)\s*!g |
264
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|
); |
265
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|
# walk through and process requested command |
266
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0
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|
foreach my $part (@parts) { |
267
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0
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0
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|
next if $part !~ s/^$cmd\s+//; |
268
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0
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|
|
my $options_href |
269
|
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|
|
= $self->get_shell_options( options => $part . " " . $options ); |
270
|
0
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|
$part = "$cmd " . join( " ", values %{$options_href} ); |
|
0
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271
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|
} |
272
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273
|
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|
|
|
# remove trailing semicolon |
274
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0
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|
|
pop @parts; |
275
|
|
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|
276
|
|
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|
|
# join parts and return |
277
|
0
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|
|
$cmd = join( " ", @parts ); |
278
|
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279
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0
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|
|
return $cmd; |
280
|
|
|
|
|
|
|
} |
281
|
|
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|
|
282
|
|
|
|
|
|
|
sub get_shell_options { |
283
|
0
|
|
|
0
|
0
|
|
my $self = shift; |
284
|
0
|
|
|
|
|
|
my %par = @_; |
285
|
0
|
|
|
|
|
|
my ($options) = @par{'options'}; |
286
|
|
|
|
|
|
|
|
287
|
0
|
|
|
|
|
|
my %options; |
288
|
0
|
0
|
|
|
|
|
my @words = map { /\s/ ? "'$_'" : $_ } $self->get_shell_words($options); |
|
0
|
|
|
|
|
|
|
289
|
|
|
|
|
|
|
|
290
|
0
|
|
|
|
|
|
my $opt; |
291
|
0
|
|
|
|
|
|
for ( my $i = 0; $i < @words; ++$i ) { |
292
|
0
|
0
|
|
|
|
|
$words[$i] = "'$words[$i]'" if $words[$i] =~ /\s/; |
293
|
0
|
0
|
|
|
|
|
if ( $words[$i] =~ /^(-+\D.*)/ ) { |
294
|
|
|
|
|
|
|
|
295
|
|
|
|
|
|
|
# why \D? Answer: minus followed by a number is |
296
|
|
|
|
|
|
|
# surley a value, no option. |
297
|
0
|
|
|
|
|
|
$opt = $1; |
298
|
0
|
0
|
0
|
|
|
|
if ( $i + 1 != @words and $words[ $i + 1 ] !~ /^-/ ) { |
299
|
0
|
|
|
|
|
|
$options{$opt} = "$opt $words[$i+1]"; |
300
|
0
|
|
|
|
|
|
++$i; |
301
|
|
|
|
|
|
|
} |
302
|
|
|
|
|
|
|
else { |
303
|
0
|
|
|
|
|
|
$options{$opt} = "$opt"; |
304
|
|
|
|
|
|
|
} |
305
|
|
|
|
|
|
|
} |
306
|
|
|
|
|
|
|
else { |
307
|
0
|
|
|
|
|
|
$options{$opt} .= " " . $words[$i]; |
308
|
|
|
|
|
|
|
} |
309
|
|
|
|
|
|
|
} |
310
|
|
|
|
|
|
|
|
311
|
0
|
|
|
|
|
|
return \%options; |
312
|
|
|
|
|
|
|
} |
313
|
|
|
|
|
|
|
|
314
|
|
|
|
|
|
|
# This subroutine is taken from "shellwords.pl" (standard Perl |
315
|
|
|
|
|
|
|
# library) and slightly modified (mainly usage of lexical |
316
|
|
|
|
|
|
|
# variables instead of globals). |
317
|
|
|
|
|
|
|
|
318
|
|
|
|
|
|
|
sub get_shell_words { |
319
|
0
|
|
|
0
|
0
|
|
my $thing = shift; |
320
|
|
|
|
|
|
|
|
321
|
0
|
0
|
|
|
|
|
local ($_) = join( '', @_ ) if @_; |
322
|
|
|
|
|
|
|
|
323
|
0
|
|
|
|
|
|
my ( @words, $snippet, $field ); |
324
|
|
|
|
|
|
|
|
325
|
0
|
|
|
|
|
|
s/^\s+//; |
326
|
0
|
|
|
|
|
|
while ( $_ ne '' ) { |
327
|
0
|
|
|
|
|
|
$field = ''; |
328
|
0
|
|
|
|
|
|
for ( ;; ) { |
329
|
0
|
0
|
|
|
|
|
if (s/^"(([^"\\]|\\.)*)"//) { |
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
|
330
|
0
|
|
|
|
|
|
( $snippet = $1 ) =~ s#\\(.)#$1#g; |
331
|
|
|
|
|
|
|
} |
332
|
|
|
|
|
|
|
elsif (/^"/) { |
333
|
0
|
|
|
|
|
|
die "Unmatched double quote: $_\n"; |
334
|
|
|
|
|
|
|
} |
335
|
|
|
|
|
|
|
elsif (s/^'(([^'\\]|\\.)*)'//) { |
336
|
0
|
|
|
|
|
|
( $snippet = $1 ) =~ s#\\(.)#$1#g; |
337
|
|
|
|
|
|
|
} |
338
|
|
|
|
|
|
|
elsif (/^'/) { |
339
|
0
|
|
|
|
|
|
die "Unmatched single quote: $_\n"; |
340
|
|
|
|
|
|
|
} |
341
|
|
|
|
|
|
|
elsif (s/^\\(.)//) { |
342
|
0
|
|
|
|
|
|
$snippet = $1; |
343
|
|
|
|
|
|
|
} |
344
|
|
|
|
|
|
|
elsif (s/^([^\s\\'"]+)//) { |
345
|
0
|
|
|
|
|
|
$snippet = $1; |
346
|
|
|
|
|
|
|
} |
347
|
|
|
|
|
|
|
else { |
348
|
0
|
|
|
|
|
|
s/^\s+//; |
349
|
0
|
|
|
|
|
|
last; |
350
|
|
|
|
|
|
|
} |
351
|
0
|
|
|
|
|
|
$field .= $snippet; |
352
|
|
|
|
|
|
|
} |
353
|
0
|
|
|
|
|
|
push( @words, $field ); |
354
|
|
|
|
|
|
|
} |
355
|
|
|
|
|
|
|
|
356
|
0
|
|
|
|
|
|
return @words; |
357
|
|
|
|
|
|
|
} |
358
|
|
|
|
|
|
|
|
359
|
|
|
|
|
|
|
sub apply_command_template { |
360
|
0
|
|
|
0
|
0
|
|
my $self = shift; |
361
|
0
|
|
|
|
|
|
my %par = @_; |
362
|
0
|
|
|
|
|
|
my ( $template, $opts ) = @par{ 'template', 'opts' }; |
363
|
|
|
|
|
|
|
|
364
|
0
|
|
|
|
|
|
$template =~ s/<(.*?)>/__DVDRIP_REPEATED_GROUP__/; |
365
|
0
|
|
|
|
|
|
my ($group_tmpl) = "$1 "; |
366
|
|
|
|
|
|
|
|
367
|
0
|
|
|
|
|
|
my $opts_href = shift @{$opts}; |
|
0
|
|
|
|
|
|
|
368
|
|
|
|
|
|
|
|
369
|
0
|
|
|
|
|
|
$template = $self->apply_template( |
370
|
|
|
|
|
|
|
template => $template, |
371
|
|
|
|
|
|
|
opts_href => $opts_href, |
372
|
|
|
|
|
|
|
); |
373
|
|
|
|
|
|
|
|
374
|
0
|
|
|
|
|
|
my $group = ""; |
375
|
|
|
|
|
|
|
|
376
|
0
|
|
|
|
|
|
foreach my $group_opts_href ( @{$opts} ) { |
|
0
|
|
|
|
|
|
|
377
|
0
|
|
|
|
|
|
$opts_href->{$_} = $group_opts_href->{$_} |
378
|
0
|
|
|
|
|
|
for keys %{$group_opts_href}; |
379
|
0
|
|
|
|
|
|
$group .= $self->apply_template( |
380
|
|
|
|
|
|
|
template => $group_tmpl, |
381
|
|
|
|
|
|
|
opts_href => $opts_href, |
382
|
|
|
|
|
|
|
); |
383
|
|
|
|
|
|
|
} |
384
|
|
|
|
|
|
|
|
385
|
0
|
|
|
|
|
|
$template =~ s/__DVDRIP_REPEATED_GROUP__/$group/; |
386
|
|
|
|
|
|
|
|
387
|
0
|
|
|
|
|
|
return $template; |
388
|
|
|
|
|
|
|
} |
389
|
|
|
|
|
|
|
|
390
|
|
|
|
|
|
|
sub apply_template { |
391
|
0
|
|
|
0
|
0
|
|
my $self = shift; |
392
|
0
|
|
|
|
|
|
my %par = @_; |
393
|
0
|
|
|
|
|
|
my ( $template, $opts_href ) = @par{ 'template', 'opts_href' }; |
394
|
|
|
|
|
|
|
|
395
|
0
|
|
|
|
|
|
$template =~ s{\%(\(.*?\)|.)}{ |
396
|
0
|
|
|
|
|
|
my $var = $1; |
397
|
0
|
0
|
|
|
|
|
if ( $var =~ s/^\((.*)\)$/$1/ ) { |
398
|
0
|
|
|
|
|
|
$var =~ s/\%(.)/$opts_href->{$1}/g; |
399
|
0
|
|
|
|
|
|
my $eval = $var; |
400
|
0
|
|
|
|
|
|
$var = eval $eval; |
401
|
0
|
0
|
|
|
|
|
if ( $@ ) { |
402
|
0
|
|
|
|
|
|
my $err = $@; |
403
|
0
|
|
|
|
|
|
$err =~ s/at\s+\(.*//; |
404
|
0
|
|
|
|
|
|
warn "Perl expression ( $eval ) => $err"; |
405
|
|
|
|
|
|
|
} |
406
|
|
|
|
|
|
|
} else { |
407
|
0
|
|
|
|
|
|
$var = $opts_href->{$var}; |
408
|
|
|
|
|
|
|
} |
409
|
0
|
|
|
|
|
|
$var; |
410
|
|
|
|
|
|
|
}eg; |
411
|
|
|
|
|
|
|
|
412
|
0
|
|
|
|
|
|
return $template; |
413
|
|
|
|
|
|
|
} |
414
|
|
|
|
|
|
|
|
415
|
|
|
|
|
|
|
sub search_perl_inc { |
416
|
0
|
|
|
0
|
0
|
|
my $self = shift; |
417
|
0
|
|
|
|
|
|
my %par = @_; |
418
|
0
|
|
|
|
|
|
my ($rel_path) = @par{'rel_path'}; |
419
|
|
|
|
|
|
|
|
420
|
0
|
|
|
|
|
|
my $file; |
421
|
|
|
|
|
|
|
|
422
|
0
|
|
|
|
|
|
foreach my $INC (@INC) { |
423
|
0
|
|
|
|
|
|
$file = "$INC/$rel_path"; |
424
|
0
|
0
|
|
|
|
|
last if -e $file; |
425
|
0
|
|
|
|
|
|
$file = ""; |
426
|
|
|
|
|
|
|
} |
427
|
|
|
|
|
|
|
|
428
|
0
|
|
|
|
|
|
return $file; |
429
|
|
|
|
|
|
|
} |
430
|
|
|
|
|
|
|
|
431
|
|
|
|
|
|
|
1; |