shell-scripts/file_processing/archive_statements.pl

80 lines
2.7 KiB
Perl
Executable file

#!/usr/bin/perl
use strict;
use warnings;
# Script to archive the financial data from the previous year
use Time::Piece;
use File::Basename;
use File::Find::Rule;
use File::Copy::Recursive qw(dircopy);
use File::DirCompare;
use Carp qw( croak );
my $now = localtime;
my $year = $now->year;
print "Current year: $year\n";
# Get year to archive from current year
my $lastyear = $now->add_years(-1)->year;
print("Last year: $lastyear\n");
# Define and create folders
my $financial_folder = '/home/tracey/Documents/financial/current_year/';
my $financial_archive_folder = '/home/tracey/Documents/financial/1_financial_archives/';
my $lastyear_folder = $financial_archive_folder . $lastyear . 'FinancialArchives';
my @folders = ( $financial_folder, $financial_archive_folder, $lastyear_folder );
print("Copying current directories to archive folder\n");
print("From: $financial_folder\n");
print("To: $lastyear_folder\n");
dircopy( $financial_folder, $lastyear_folder ) or croak "Could not copy directories $!";
# Make sure contents match before we do any Deleting
# croak on errors to guard against data losss
my $same_result = compare_dirs( $financial_folder, $lastyear_folder );
croak "Error: The folders are not the same!" unless ($same_result == 1) ;
# Delete all files from current year from archive folders
# Also delete files from last year in current year folder
delete_dirs( $financial_folder, $lastyear_folder, $year, $lastyear );
sub compare_dirs {
my ( $dir1, $dir2 ) = @_;
my $same = 1;
print("Making sure the copy was complete and all files match\n");
File::DirCompare->compare($dir1, $dir2, sub {
my ($a, $b) = @_;
if (! $b) {
printf "Only in %s: %s\n", dirname($a), basename($a);
$same = 0;
} elsif (! $a) {
printf "Only in %s: %s\n", dirname($b), basename($b);
$same = 0;
} else {
print "Files $a and $b differ\n";
$same = 0;
}
});
print("Diff of directories done\n");
return $same;
}
sub delete_dirs {
my ( $new_dir, $old_dir, $curr_year, $last_year ) = @_;
print("Deleting files from current year $curr_year in archives\n");
print("and files from last year $last_year from current folder\n");
my @this_year_files = File::Find::Rule->file()
->name("*$curr_year*")
->in($old_dir);
my @last_year_files = File::Find::Rule->file()
->name("*$last_year*")
->in($new_dir);
unlink @this_year_files;
print("Deleted all $curr_year files from the folder for $last_year\n");
unlink @last_year_files;
print("Deleted all $last_year files from the folder for $curr_year\n");
return;
}