/[SQL2XLS]/sql2xlsx.cgi
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sql2xls.cgi revision 13 by dpavlin, Mon Nov 3 20:32:44 2008 UTC sql2xlsx.cgi revision 26 by dpavlin, Tue Dec 28 13:35:57 2010 UTC
# Line 8  sql2xls.pl - convert sql queries on file Line 8  sql2xls.pl - convert sql queries on file
8    
9  =head1 USAGE  =head1 USAGE
10    
11  Each file in current directory which ends in C<< *.sql >> will  Each file in current directory which ends in C<*.sql> will
12  be converted to Excel sheet. If you want to have specific order, you can  be converted to Excel sheet. If you want to have specific order, you can
13  prefix filenames with numbers which will be striped when creating sheet  prefix filenames with numbers which will be striped when creating sheet
14  names.  names.
15    
16  Comments in sql files (lines beginning with --) will be placed  Comments in sql files (lines beginning with C<-->) will be placed
17  in first line in bold.  in first line in bold.
18    
19  To specify database on which SQL query is executed  To specify database on which SQL query is executed
20  C<< \c database >> syntax is supported.  C<\c database> syntax is supported.
21    
22  You can also run script from command line, and it will produce  You can also run script from command line, and it will produce
23  C<< sql_reports.xls >> file.  C<sql_reports.xls> file.
24    
25  If run within directory, it will use files in it to produce file.  If run within directory, it will use files in it to produce file.
26    
# Line 39  drop this script anywhere, but you can a Line 39  drop this script anywhere, but you can a
39    
40  in Apache's virtual host configuration to get nice URLs  in Apache's virtual host configuration to get nice URLs
41    
42    To configure default database, user, password and other settings create
43    C<config.pl> file in same directory in which C<sql2xls.cgi> is with something
44    like this:
45    
46      $dsn      = 'DBI:mysql:dbname=';
47      $database = 'database';
48      $user     = 'user';
49      $passwd   = 'password';
50      $path     = 'sql_reports.xls';
51    
52      $db_encoding     = 'utf-8';
53      $xls_date_format = 'dd.mm.yyyy';
54    
55      $debug = 1;
56    
57    =head1 SECURITY
58    
59    There is none. Use apache auth modules if you need it.
60    
61  =head1 AUTHOR  =head1 AUTHOR
62    
63  Dobrica Pavlinusic, dpavlin@rot13.org  Dobrica Pavlinusic, dpavlin@rot13.org, L<http://svn.rot13.org/index.cgi/SQL2XLS/>
64    
65  =cut  =cut
66    
# Line 51  use CGI::Carp qw(fatalsToBrowser); Line 70  use CGI::Carp qw(fatalsToBrowser);
70  use Encode qw/decode/;  use Encode qw/decode/;
71  use Data::Dump qw/dump/;  use Data::Dump qw/dump/;
72    
 # edit following to set defaults  
73  our $dsn      = 'DBI:Pg:dbname=';  our $dsn      = 'DBI:Pg:dbname=';
74  our $database = 'template1';  our $database = 'template1';
75  our $user     = 'dpavlin';  our $user     = 'dpavlin';
# Line 66  our $debug = 1; Line 84  our $debug = 1;
84  my $sql_dir = $ENV{SCRIPT_FILENAME} || '.';  my $sql_dir = $ENV{SCRIPT_FILENAME} || '.';
85  $sql_dir =~ s,/[^/]+$,,;  $sql_dir =~ s,/[^/]+$,,;
86    
87  my $config_path = "$sql_dir/config.pl";  sub require_config {
88  warn "# using $config_path\n";          my $config_path = $1 if "$sql_dir/config.pl" =~ m/^(.+)$/; # untaint
89  require $config_path if -e $config_path;          warn "# using $config_path\n";
90            require $config_path if -e $config_path;
91    }
92    
93  my $reports_path = $ENV{PATH_INFO};  require_config;
94    
95    my $reports_path = $ENV{PATH_INFO} || '';
96  $reports_path =~ s/\.\.//g; # some protection against path exploits  $reports_path =~ s/\.\.//g; # some protection against path exploits
97  $reports_path ||= shift @ARGV; # for CLI invocation  $reports_path ||= shift @ARGV; # for CLI invocation
98  $sql_dir .= "/$reports_path" if -e "$sql_dir/$reports_path";  $sql_dir .= "/$reports_path" if -e "$sql_dir/$reports_path";
99    
100  warn "# reading SQL queries from $sql_dir\n" if $debug;  require_config;
101    
102    warn "SQL queries from $sql_dir\n";
103    
104  opendir(DIR, $sql_dir) || die "can't opendir $sql_dir: $!";  opendir(DIR, $sql_dir) || die "can't opendir $sql_dir: $!";
105  my @sql_files = sort grep { /\.sql$/i && -f "$sql_dir/$_" } readdir(DIR);  my @sql_files = sort grep { /\.sql$/i && -f "$sql_dir/$_" } readdir(DIR);
# Line 94  if ($ENV{GATEWAY_INTERFACE} && $ENV{GATE Line 118  if ($ENV{GATEWAY_INTERFACE} && $ENV{GATE
118    
119  my $date_format = $workbook->add_format(num_format => $xls_date_format);  my $date_format = $workbook->add_format(num_format => $xls_date_format);
120    
121  my $dbh = DBI->connect($dsn . $database,$user,$passwd, { RaiseError => 1, AutoCommit => 0 }) || die $DBI::errstr;  our $dbh;
122    sub use_database {
123            $dbh->disconnect if $dbh;
124            my $database = shift || return;
125            print STDERR "## connect to $database\n" if $debug;
126            $dbh = DBI->connect($dsn . $database,$user,$passwd, { RaiseError => 1, AutoCommit => 0 }) || die $DBI::errstr;
127            if ( $db_encoding ) {
128                    if ( $dsn =~ m{Pg} ) {
129                            $dbh->do( qq{ set client_encoding = '$db_encoding'; } );
130                    } elsif ( $dsn =~ m{mysql} ) {
131                            $dbh->do( qq{ set names '$db_encoding'; } );
132                    } else {
133                            warn "Don't know how to set encoding to $db_encoding for $dsn";
134                    }
135            }
136    }
137    
138    use_database( $database );
139    
140  sub _c {  sub _c {
141            return shift unless $db_encoding;
142          return decode( $db_encoding, shift );          return decode( $db_encoding, shift );
143  }  }
144    
145  foreach my $sql_file (@sql_files) {  foreach my $sql_file (@sql_files) {
146    
147          my $sheet_name = $sql_file;          my $sheet_name = $sql_file;
148          $sheet_name =~ s/\d+_//;          $sheet_name =~ s/\d+[_-]//;
149          $sheet_name =~ s/_/ /g;          $sheet_name =~ s/_/ /g;
150          $sheet_name =~ s/\.sql//;          $sheet_name =~ s/\.sql//;
151    
# Line 115  foreach my $sql_file (@sql_files) { Line 157  foreach my $sql_file (@sql_files) {
157    
158          open(SQL,"$sql_dir/$sql_file") || die "can't open sql file '$sql_dir/$sql_file': $!";          open(SQL,"$sql_dir/$sql_file") || die "can't open sql file '$sql_dir/$sql_file': $!";
159          my $comment = '';          my $comment = '';
160          my $sql = "";          my $full_sql = "";
161          while(<SQL>) {          while(<SQL>) {
162                  chomp;                  chomp;
163                  if (/^\\c\s+(\S+)/) {                  if (/^\\c\s+(\S+)/) {
164                          $dbh->disconnect if $dbh;                          use_database( $1 );
                         print STDERR "## connect to $1\n" if $debug;  
                         $dbh = DBI->connect($dsn . $1,$user,$passwd, { RaiseError => 1, AutoCommit => 0 }) || die $DBI::errstr;  
165                  } elsif (/^--(.+)/) {                  } elsif (/^--(.+)/) {
166                          $comment.=$1;                          $comment.=$1;
167                  } else {                  } else {
168                          $sql.= ' ' . $_;                          $full_sql.= ' ' . $_;
169                  }                  }
170          }          }
171          close(SQL);          close(SQL);
172    
173          $sql =~ s/\s\s+/ /gs;          $full_sql =~ s/\s\s+/ /gs;
174            $full_sql .= ';' unless $full_sql =~ m/;\s*/s;
175    
176          print STDERR "sql: $sql\ncomment: $comment\n" if ($debug);          print STDERR "sql: $full_sql\ncomment: $comment\n" if ($debug);
177    
178          my $row = 0;          my $row = 0;
179    
# Line 149  foreach my $sql_file (@sql_files) { Line 190  foreach my $sql_file (@sql_files) {
190                  $row+=2;                  $row+=2;
191          }          }
192    
         my $sth = $dbh->prepare($sql);  
         $sth->execute();  
   
193          my $fmt_header = $workbook->addformat();    # Add a format          my $fmt_header = $workbook->addformat();    # Add a format
194          $fmt_header->set_italic();          $fmt_header->set_italic();
195    
196          for(my $col=0; $col<=$#{ $sth->{NAME} }; $col++) {          foreach my $sql ( split(/;/, $full_sql ) ) {
                 $worksheet->write($row, $col, ${ $sth->{NAME} }[$col], $fmt_header);  
         }  
         $row++;  
197    
198          my @types = map { $dbh->type_info($_) ? $dbh->type_info($_)->{TYPE_NAME} : '?' } @{ $sth->{TYPE} };                  warn "SQL: $sql\n";
199    
200          while (my @row = $sth->fetchrow_array() ) {                  my $sth = $dbh->prepare($sql);
201                  for(my $col=0; $col<=$#row; $col++) {                  $sth->execute();
202                          my $data = $row[$col];  
203                          if ( $types[$col] =~ m/^date/i ) {                  next unless $sth->{NAME} && $sth->rows > 0; # $sth->rows alone doesn't work for insert into with MySQL
204                                  $data .= 'T' if $data =~ m/^\d\d\d\d-\d\d-\d\d$/;  
205                                  $data =~ s/^(\d\d\d\d-\d\d-\d\d)\s(\d\d:\S+)$/$1T$2/;                  my @types = eval {
206                                  warn "## $data\n";                          map { $dbh->type_info($_) ? $dbh->type_info($_)->{TYPE_NAME} : '?' } @{ $sth->{TYPE} };
207                                  $worksheet->write_date_time( $row, $col, $data, $date_format );                  };
208                          } else {  
209                                  $worksheet->write($row, $col, _c( $data ) );                  for(my $col=0; $col<=$#{ $sth->{NAME} }; $col++) {
210                          }                          $worksheet->write($row, $col, ${ $sth->{NAME} }[$col], $fmt_header);
211                  }                  }
212                  $row++;                  $row++;
         }  
213    
214                    while (my @row = $sth->fetchrow_array() ) {
215                            for(my $col=0; $col<=$#row; $col++) {
216                                    my $data = $row[$col];
217                                    next unless defined $data;
218                                    if ( $types[$col] && $types[$col] =~ m/^date/i ) {
219                                            $data .= 'T' if $data =~ m/^\d\d\d\d-\d\d-\d\d$/;
220                                            $data =~ s/^(\d\d\d\d-\d\d-\d\d)\s(\d\d:\d\d:\d\d)$/$1T$2/;
221                                            warn "## by type datetime $data\n" if $debug;
222                                            $worksheet->write_date_time( $row, $col, $data, $date_format );
223                                    } elsif ( $data =~ s/^(\d\d\d\d-\d\d-\d\d)[\sT](\d\d:\d\d:\d\d)$/$1T$2/ ) {
224                                            warn "## heuristic date time: $1T$2\n" if $debug;
225                                            $worksheet->write_date_time( $row, $col, "$1T$2", $date_format );
226                                    } else {
227                                            $worksheet->write($row, $col, _c( $data ) );
228                                    }
229                            }
230                            $row++;
231                    }
232    
233                    $row++; # separete queries by one row
234            }
235  }  }
236    
237  $dbh->disconnect;  $dbh->disconnect;
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