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#!/usr/bin/perl -w |
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# |
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# convert sql queries on file system to excel file (one query per |
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# sheet) |
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# |
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# Dobrica Pavlinsic <dpavlin@rot13.org>, 2002-04-10 |
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use strict; |
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use Spreadsheet::WriteExcel; |
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use DBI; |
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use CGI::Carp qw(fatalsToBrowser); |
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use CGI qw(path_translated); |
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use Encode qw/decode/; |
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use Data::Dump qw/dump/; |
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# Connect to DB |
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my $connect = "DBI:Pg:dbname=new"; |
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my $user = "web"; |
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my $passwd = ""; |
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my $db_encoding = 'iso-8859-2'; |
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my $xls_date_format = 'dd.mm.yyyy'; |
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my $debug = 1; |
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my $sql_dir = path_translated || '.'; |
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$sql_dir =~ s,/[^/]+$,,; |
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opendir(DIR, $sql_dir) || die "can't opendir $sql_dir: $!"; |
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my @sql_files = sort grep { /\.sql$/i && -f "$sql_dir/$_" } readdir(DIR); |
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closedir DIR; |
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my $workbook; |
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if ($0 =~ m/\.cgi$/i) { |
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# use as cgi script |
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print "Content-type: application/vnd.ms-excel\n\n"; |
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$workbook = Spreadsheet::WriteExcel->new("-"); |
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} else { |
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# Create a new Excel workbook |
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$workbook = Spreadsheet::WriteExcel->new("sql_result.xls"); |
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} |
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my $date_format = $workbook->add_format(num_format => $xls_date_format); |
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my $dbh = DBI->connect($connect,$user,$passwd) || die $DBI::errstr; |
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sub _c { |
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return decode( $db_encoding, shift ); |
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} |
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foreach my $sql_file (@sql_files) { |
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my $sheet_name = $sql_file; |
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$sheet_name =~ s/\d+_//; |
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$sheet_name =~ s/_/ /g; |
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$sheet_name =~ s/\.sql//; |
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# Add a worksheet |
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my $worksheet = $workbook->addworksheet($sheet_name); |
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print STDERR "working on $sql_file...\n" if ($debug); |
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open(SQL,$sql_file) || die "can't open sql file '$sql_file': $!"; |
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my $comment; |
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my $sql = ""; |
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while(<SQL>) { |
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chomp; |
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if (/^\\c\s+(\S+)/) { |
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warn "## connect to $1\n" if $debug; |
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$dbh = DBI->connect('DBI:Pg:dbname=' . $1,$user,$passwd) || die $DBI::errstr; |
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} elsif (/^--(.+)/) { |
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$comment.=$1; |
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} else { |
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$sql.= ' ' . $_; |
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} |
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} |
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close(SQL); |
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$sql =~ s/\s\s+/ /gs; |
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print STDERR "sql: $sql\ncomment: $comment\n" if ($debug); |
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my $row = 0; |
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if ($comment) { |
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# Add and define a format |
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my $fmt_comment = $workbook->addformat(); # Add a format |
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$fmt_comment->set_bold(); |
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$worksheet->write($row, 0, _c($comment), $fmt_comment); |
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$row+=2; |
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} |
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my $sth = $dbh->prepare($sql) || die $dbh->errstr(); |
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$sth->execute() || die $sth->errstr(); |
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my $fmt_header = $workbook->addformat(); # Add a format |
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$fmt_header->set_italic(); |
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for(my $col=0; $col<=$#{ $sth->{NAME} }; $col++) { |
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$worksheet->write($row, $col, ${ $sth->{NAME} }[$col], $fmt_header); |
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} |
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$row++; |
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my @types = map { scalar $dbh->type_info($_)->{TYPE_NAME} } @{ $sth->{TYPE} }; |
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while (my @row = $sth->fetchrow_array() ) { |
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for(my $col=0; $col<=$#row; $col++) { |
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my $data = $row[$col]; |
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if ( $types[$col] =~ m/^date/i ) { |
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$data .= 'T' if $data =~ m/^\d\d\d\d-\d\d-\d\d$/; |
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$data =~ s/^(\d\d\d\d-\d\d-\d\d)\s(\d\d:\S+)$/$1T$2/; |
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warn "## $data\n"; |
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$worksheet->write_date_time( $row, $col, $data, $date_format ); |
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} else { |
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$worksheet->write($row, $col, _c( $data ) ); |
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} |
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} |
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$row++; |
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} |
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} |
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$dbh->disconnect; |
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1; |
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__END__ |
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=head1 NAME |
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sql2xls.pl - convert sql queries on file system to excel file |
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=head1 USAGE |
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Edit top of script and edit @sql_files array which describes |
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files which are going to be loaded and executed producing |
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Excel sheets (one sheet per file) |
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Comments in sql files (lines beginning with --) will be placed |
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in outout sheet on top in bold. |
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Sheet will have name same as sql file. |
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Run script and examine b<sql_result.xls> file. |
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=head1 AUTHOR |
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Dobrica Pavlinusic, dpavlin@rot13.org |
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