/[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 1 by dpavlin, Mon Apr 13 14:26:46 2009 UTC revision 14 by dpavlin, Wed Apr 15 15:35:15 2009 UTC
# Line 7  use CGI qw/:standard/; Line 7  use CGI qw/:standard/;
7  use CGI::Carp qw/fatalsToBrowser/; # FIXME remove for production  use CGI::Carp qw/fatalsToBrowser/; # FIXME remove for production
8  use DBI;  use DBI;
9  use Data::Dump qw/dump/;  use Data::Dump qw/dump/;
10    use Time::HiRes qw/time/;
11    
12  our $dsn    = 'DBI:Pg:dbname=syslog';  our $dsn    = 'DBI:Pg:dbname=syslog';
13  our $user   = 'dpavlin';  our $user   = 'dpavlin';
14    
15    require 'config.pl' if -e 'config.pl';
16    
17    my $table = param('table') || 'log';
18  my @columns = param('columns');  my @columns = param('columns');
19  @columns = ('*') unless @columns;  @columns = ('*') unless @columns;
 my $table = param('table') || 'log';  
 my $order_by = param('order_by') || 'timestamp desc';  
20  my $limit = param('limit') || 1000;  my $limit = param('limit') || 1000;
21  my $offset = param('offset') || 0;  my $offset = param('offset') || 0;
22    
23    my @where_parts = param('where_parts');
24    
25    my $dbh = DBI->connect( $dsn, $user, '', { RaiseError => 1 } ) || die $DBI::errstr;
26    
27    if ( my $group_by = param('add_group_by') ) {
28            my $sth = $dbh->prepare(qq{
29                    select $group_by,count($group_by)
30                    from $table
31                    group by $group_by
32                    order by count($group_by) desc
33                    limit 10
34            });
35            $sth->execute;
36            print header, qq|<table><tr><th>count</th><th>$group_by</th><tr>|;
37            while ( my @row = $sth->fetchrow_array ) {
38                    my ( $n, $c ) = @row;
39                    $n = 'NULL' unless defined $n;
40                    print qq|<tr><td>$c</td><td>$n</td></tr>|;
41            }
42            print qq|</table>|;
43            exit;
44    }
45    
46  print header, q|  print header, q|
47    
48  <html>  <html>
49  <head>  <head>
50  <title>SQL Session</title>  <title>SQL Web Session</title>
51  <link rel="stylesheet" type="text/css" href="style.css">  <link rel="stylesheet" type="text/css" href="style.css">
52  <!-- http://jqueryjs.googlecode.com/files/jquery-1.3.2.min.js -->  <!-- http://jqueryjs.googlecode.com/files/jquery-1.3.2.min.js -->
53  <script type="text/javascript" src="jquery-1.3.2.min.js"></script>  <script type="text/javascript" src="jquery-1.3.2.min.js"></script>
 <script type="text/javascript">  
54    
55  $(document).ready( function() {  <script type="text/javascript" src="sql-editor.js"></script>
56    
57          function click_on_cell(e) {  </head>
58    <body>
59    |;
60    
61                  var tag = e.originalTarget.tagName;  my $group_by = param('group_by');
62    
63                  var col_nr = e.originalTarget.cellIndex;  if ( param('where_operator') && length( param('where_value') ) > 0 ) {
64            my $where_value = param('where_value');
65            push @where_parts, param('where_column') . ' ' . param('where_operator') . " ?\t$where_value";
66            param('where_value','');
67    }
68    
                 var column = $('table#results th:nth-child(' + ( col_nr + 1 ) + ')').text();  
                 var where_operator = '=';  
                 var where_value = window.getSelection().getRangeAt(0).cloneContents().textContent;  
                 if ( where_value.length == 0 )  
                         where_value = e.originalTarget.textContent;  
                 else  
                         where_value = '%' + where_value + '%';  
   
                 console.debug('click on ', this, e,  
                         e.originalTarget,  
                         column, where_operator, where_value  
                 );  
   
                 if ( tag == 'TH' ) {  
                         console.info('header', column);  
                 } else if ( tag = 'TD' ) {  
                         console.info('column', column, where_operator, where_value);  
                         $('form#sql input[name=where_value]').attr('value', where_value);  
                         $('form#sql select[name=where_column]').attr('options').selectedIndex = col_nr;  
                 } else {  
                         console.error('unknown click on ', tag, e);  
                 }  
           
         };  
69    
70          $('table#results').bind('mouseup', click_on_cell);  my $c = join(',', @columns);
71    
72          console.info('ready');  my $sql = "select $c from $table";
73  });  my @data;
74    
75  </script>  if ( @where_parts ) {
76  </head>          my @w;
77  <body>          foreach ( @where_parts ) {
78  |;                  my ( $w,$v ) = split(/\?\t/,$_,2);
79                    push @w, "$w ?";
80  my $dbh = DBI->connect( $dsn, $user, '', { RaiseError => 1 } ) || die $DBI::errstr;                  push @data, $v;
81            }
82            $sql .= ' where ' . join(' and ', @w);
83    }
84    
 my @data = ( $limit, $offset );  
85    
86  my $c = join(',', @columns);  $sql .= ' group by ' . $group_by if $group_by;
87  my $sql = "select $c from $table ";  $sql .= ' order by ' . param('order_by') if param('order_by');
88  if ( param('where_operator') && length( param('where_value') ) > 0 ) {  $sql .= ' limit ? offset ?';
89          $sql .= " where " . param('where_column') . ' ' . param('where_operator') . ' ?';  
90          unshift @data, param('where_value');  push @data, ( $limit, $offset );
91    
92    my $sql_html = $sql;
93    {
94            my @d = @data;
95            $sql_html =~ s{\?}{dump( shift @d )}ge;
96  }  }
97  $sql .= " limit ? offset ?";  print qq|<code id="status">$sql_html<br>\n\r\n\r|;
98    
99  print qq|<code>$sql<br>|, dump( @data ), qq|</code>|;  my $t = time();
100    
101  my $sth = $dbh->prepare( $sql );  my $sth = $dbh->prepare( $sql );
102    
103  $sth->execute( @data );  $sth->execute( @data );
104    
105  @columns = @{ $sth->{NAME} };  $t = time() - $t;
106    
107    print $sth->rows, qq| rows in $t s</code>|;
108    
109    #my @types = map { scalar $dbh->type_info($_)->{TYPE_NAME} } @{ $sth->{TYPE} };
110    my $types = dump( $sth->{TYPE} );
111    print qq{
112    <script type="text/javascript">
113    var column_type = $types ;
114    </script>
115    };
116    
117    @columns = @{ $sth->{NAME} } if $#columns == 0 && $columns[0] eq '*';
118    
119  print qq|<table id="results">|;  print qq|<table id="results">|;
120    
# Line 115  print Line 140  print
140          qq|</table>|          qq|</table>|
141          , start_form( -id => 'sql' )          , start_form( -id => 'sql' )
142    
143            , qq|<a href="#" onclick="\$('form#sql').toggleClass('visible'); return false;" class=close title="hide sql editor">[x]</a>|
144    
145          , qq|<label for=columns>select</label>|          , qq|<label for=columns>select</label>|
146          , checkbox_group( -name => 'columns', -values => [ @columns ], -default => [ @columns ] )          , checkbox_group( -name => 'columns', -values => [ @columns ], -defaults => [ @columns ] )
147    
148          , qq|<label for=from>from</label>|          , qq|<label for=from>from</label>|
149          , textfield( -name => 'from', -value => $table, -default => 'log' )          , textfield( -name => 'from', -value => $table, -default => 'log' )
150    
151          , qq|<label for=where>where</label>|          , qq|<label for=where>where</label>|
152            , checkbox_group( -name => 'where_parts', -values => [ @where_parts ], -defaults => [ @where_parts ] )
153          , popup_menu( -name => 'where_column', -values => [ @columns ] ),          , popup_menu( -name => 'where_column', -values => [ @columns ] ),
154          , popup_menu( -name => 'where_operator', -values => [ 'like', 'not like', '=', '!=' ])          , popup_menu( -name => 'where_operator', -values => [ 'not like', 'like', '!=', '=' ])
155          , textfield( -name => 'where_value' )          , textfield( -name => 'where_value' )
156            , qq|
157                    <span>
158                    <input type=button name=add_group_by>
159                    <input type=button name=close_group_by value="[x]" disabled=1>
160                    <div id="lookup"></div>
161                    <span>
162            |
163    
164            , qq|<label for=group_by>group by</label>|
165            , textfield( -name => 'group_by' )
166    
167          , qq|<label for=order_by>order by</label>|          , qq|<label for=order_by>order by</label>|
168          , textfield( -name => 'order_by' -value => $order_by )          , textfield( -name => 'order_by' )
169    
170          , qq|<label for=limit>limit</label>|          , qq|<label for=limit>limit</label>|
171          , textfield( -name=> 'limit', -default => 1000, -size => 4 )          , textfield( -name=> 'limit', -default => 1000, -size => 4 )

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