/[sql-web-session]/index.cgi
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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revision 20 by dpavlin, Sat Apr 18 14:05:13 2009 UTC revision 27 by dpavlin, Sat Apr 18 23:58:42 2009 UTC
# Line 9  use DBI; Line 9  use DBI;
9  use Data::Dump qw/dump/;  use Data::Dump qw/dump/;
10  use Time::HiRes qw/time/;  use Time::HiRes qw/time/;
11    
12    print qq{Content-type: text/html\r\n\r\n};
13    
14  our $dsn    = 'DBI:Pg:dbname=syslog';  our $dsn    = 'DBI:Pg:dbname=syslog';
15  our $user   = 'dpavlin';  our $user   = 'dpavlin';
16  our $table  = 'log';  our $table  = 'log';
# Line 30  my @where_parts = param('where_parts'); Line 32  my @where_parts = param('where_parts');
32    
33  my $dbh = DBI->connect( $dsn, $user, '', { RaiseError => 1 } ) || die $DBI::errstr;  my $dbh = DBI->connect( $dsn, $user, '', { RaiseError => 1 } ) || die $DBI::errstr;
34    
35    sub where_from_parts {
36            return unless @_;
37            my @where_parts = @_;
38    
39            warn "# where_from_parts ",dump( @where_parts );
40    
41            my @w;
42            my @data;
43            foreach ( @where_parts ) {
44                    my ( $w,$v ) = split(/\?\t/,$_,2);
45                    push @w, "$w ?";
46                    push @data, $v;
47            }
48            unshift @data, ' where ' . join(' and ', @w);
49            warn "# ",dump( @data );
50            return @data;
51    }
52    
53    sub sql_html {
54            my @d = @_;
55            my $sql_html = shift @d;
56            $sql_html =~ s{\?}{dump( shift @d )}ge;
57            return $sql_html;
58    }
59    
60  if ( my $group_by = param('lookup_col') ) {  if ( my $group_by = param('lookup_col') ) {
61    
62          my @cols = ( $group_by, "count($group_by)" );          my @cols = ( $group_by, "count($group_by)" );
# Line 47  if ( my $group_by = param('lookup_col') Line 74  if ( my $group_by = param('lookup_col')
74                  push @group_by, @join_cols;                  push @group_by, @join_cols;
75          }          }
76    
77            my @data = where_from_parts( @where_parts );
78    
79          my $sql = join("\n",          my $sql = join("\n",
80                  'select', join(',', @cols), qq{                  'select', join(',', @cols), qq{
81                  from $table                  from $table
82                  $join                  $join
83                  }, 'group by', join(',', @group_by), qq{                  }, shift @data, # extract where
84                    'group by', join(',', @group_by), qq{
85                  order by count($group_by) desc                  order by count($group_by) desc
86                  limit 10                  limit $limit
87                  }                  }
88          );          );
89    
# Line 61  if ( my $group_by = param('lookup_col') Line 91  if ( my $group_by = param('lookup_col')
91    
92          my $t = time();          my $t = time();
93          my $sth = $dbh->prepare( $sql );          my $sth = $dbh->prepare( $sql );
94          $sth->execute;          $sth->execute( @data );
95          $t = time() - $t;          $t = time() - $t;
96          print header, qq|$t<table><tr><th>|, join(qq|</th><th>|, @cols), qq|</th></tr>|;          print qq|<code>|, sql_html( $sql, @data ), qq|<code>|;
97            print qq|<table><tr><th>|, join(qq|</th><th>|, @cols), qq|</th></tr>|;
98          while ( my @row = $sth->fetchrow_array ) {          while ( my @row = $sth->fetchrow_array ) {
99                  my $n = shift @row;                  my $n = shift @row;
100                  $n = 'NULL' unless defined $n;                  $n = 'NULL' unless defined $n;
101                  print qq|<tr><td><a href="#">$n</a></td><td>|, join(qq|</td><td>|, @row), qq|</td></tr>|;                  print qq|<tr><td><a href="#">$n</a></td><td>|, join(qq|</td><td>|, @row), qq|</td></tr>|;
102          }          }
103          print qq|</table>|;          print qq|</table>|;
104          print qq|<code>$sql</code>|;          print $sth->rows, qq| rows in $t s|;
105          exit;          exit;
106  }  }
107    
108  print header, q|  print q|
109    
110  <html>  <html>
111  <head>  <head>
# Line 103  my $c = join(',', @columns); Line 134  my $c = join(',', @columns);
134  my $sql = "select $c from $table";  my $sql = "select $c from $table";
135  my @data;  my @data;
136    
137  if ( @where_parts ) {  my @where = where_from_parts( @where_parts );
138          my @w;  $sql .= shift @where;
139          foreach ( @where_parts ) {  push @data, @where;
                 my ( $w,$v ) = split(/\?\t/,$_,2);  
                 push @w, "$w ?";  
                 push @data, $v;  
         }  
         $sql .= ' where ' . join(' and ', @w);  
 }  
   
140    
141  $sql .= ' group by ' . $group_by if $group_by;  $sql .= ' group by ' . $group_by if $group_by;
142  $sql .= ' order by ' . param('order_by') if param('order_by');  $sql .= ' order by ' . param('order_by') if param('order_by');
# Line 120  $sql .= ' limit ? offset ?'; Line 144  $sql .= ' limit ? offset ?';
144    
145  push @data, ( $limit, $offset );  push @data, ( $limit, $offset );
146    
147  my $sql_html = $sql;  print qq|<code id="status">|, sql_html( $sql, @data ), qq|<br>\n|;
 {  
         my @d = @data;  
         $sql_html =~ s{\?}{dump( shift @d )}ge;  
 }  
 print qq|<code id="status">$sql_html<br>\n\r\n\r|;  
148    
149  my $t = time();  my $t = time();
150    
# Line 137  $t = time() - $t; Line 156  $t = time() - $t;
156    
157  print $sth->rows, qq| rows in $t s</code>|;  print $sth->rows, qq| rows in $t s</code>|;
158    
 #my @types = map { scalar $dbh->type_info($_)->{TYPE_NAME} } @{ $sth->{TYPE} };  
 my $types = dump( $sth->{TYPE} );  
 print qq{  
 <script type="text/javascript">  
 var column_type = $types ;  
 </script>  
 };  
   
159  @columns = @{ $sth->{NAME} } if $#columns == 0 && $columns[0] eq '*';  @columns = @{ $sth->{NAME} } if $#columns == 0 && $columns[0] eq '*';
160    
 print qq|<table id="results">|;  
   
 my $counter = 0;  
 sub table_row {  
         my $cell = shift;  
         my $class = $counter++ % 2 == 0 ? ' class=o' : '';  
         return  
                   qq|<tr $class><$cell>|  
                 . join( qq|</$cell><$cell>|, @_ )  
                 . qq|</$cell></tr>|  
                 ;  
   
 }  
   
 print table_row( 'th', @columns );  
   
 while ( my @row = $sth->fetchrow_array ) {  
         print table_row( 'td', @row );  
 }  
   
161  print  print
162          qq|</table>|            start_form( -id => 'sql', -class => 'fixed' )
         , start_form( -id => 'sql' )  
163    
164          , qq|<input type=button value="[x]" onclick="\$('form#sql').toggleClass('visible'); return false;" title="hide sql editor" class="close">|          , qq|<input type=button value="[=]" onclick="\$('form#sql').toggleClass('fixed'); return false;" title="toggle fixed position" class="right">|
165            , qq|<input type=button value="[x]" onclick="\$('form#sql').toggleClass('visible'); return false;" title="hide sql editor" class="right">|
166    
167          , qq|<label for=columns>select</label>|          , qq|<label for=columns>select</label>|
168          , checkbox_group( -name => 'columns', -values => [ @columns ], -defaults => [ @columns ] )          , checkbox_group( -name => 'columns', -values => [ @columns ], -defaults => [ @columns ] )
# Line 189  print Line 180  print
180                  <input type=button name=lookup_col title="lookup column details">                  <input type=button name=lookup_col title="lookup column details">
181                  <input type=button name=close_group_by value="[x]" disabled=1>                  <input type=button name=close_group_by value="[x]" disabled=1>
182                  <div id="lookup"></div>                  <div id="lookup"></div>
183                  <span>                  </span>
184          |          |
185    
186          , qq|<label for=group_by>group by</label>|          , qq|<label for=group_by>group by</label>|
# Line 207  print Line 198  print
198          , submit( -name => 'execute', -value => 'execute' )          , submit( -name => 'execute', -value => 'execute' )
199    
200          , end_form          , end_form
201            ;
202    
203    #my @types = map { scalar $dbh->type_info($_)->{TYPE_NAME} } @{ $sth->{TYPE} };
204    my $types = dump( $sth->{TYPE} );
205    print qq{
206    <script type="text/javascript">
207    var column_type = $types ;
208    </script>
209    };
210    
211    print qq|<table id="results">|;
212    
213    my $counter = 0;
214    sub table_row {
215            my $cell = shift;
216            my $class = $counter++ % 2 == 0 ? ' class=o' : '';
217            return
218                      qq|<tr $class><$cell>|
219                    . join( qq|</$cell><$cell>|, @_ )
220                    . qq|</$cell></tr>|
221                    ;
222    
223    }
224    
225    print table_row( 'th', @columns );
226    
227    while ( my @row = $sth->fetchrow_array ) {
228            print table_row( 'td', @row );
229    }
230    
231    print qq|</table>|
232          , qq|</body></html>|          , qq|</body></html>|
233          ;          ;

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