/[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 22 by dpavlin, Sat Apr 18 14:18:48 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    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';
17    our $limit  = 1000;
18    
19    our $group_by_join = {
20            feed_id => [ 'feeds', 'id', 'title', 'link', 'timestamp' ],
21    };
22    
23    require 'config.pl' if -e 'config.pl';
24    
25    $table  = param('table') || $table;
26  my @columns = param('columns');  my @columns = param('columns');
27  @columns = ('*') unless @columns;  @columns = ('*') unless @columns;
28  my $table = param('table') || 'log';  $limit = param('limit') || $limit;
 my $order_by = param('order_by') || 'timestamp desc';  
 my $limit = param('limit') || 1000;  
29  my $offset = param('offset') || 0;  my $offset = param('offset') || 0;
30    
31  print header, q|  my @where_parts = param('where_parts');
32    
33  <html>  my $dbh = DBI->connect( $dsn, $user, '', { RaiseError => 1 } ) || die $DBI::errstr;
 <head>  
 <title>SQL Session</title>  
 <link rel="stylesheet" type="text/css" href="style.css">  
 <!-- http://jqueryjs.googlecode.com/files/jquery-1.3.2.min.js -->  
 <script type="text/javascript" src="jquery-1.3.2.min.js"></script>  
 <script type="text/javascript">  
34    
35  $(document).ready( function() {  if ( my $group_by = param('lookup_col') ) {
36    
37          function click_on_cell(e) {          my @cols = ( $group_by, "count($group_by)" );
38            my @group_by = ( $group_by );
39    
40                  var tag = e.originalTarget.tagName;          my $join = '';
41            my @join = @{ $group_by_join->{$group_by} } if defined $group_by_join->{$group_by};
42            if ( @join ) {
43                    warn "## join ",dump( @join );
44                    my $join_table = shift @join;
45                    my $col = shift @join;
46                    $join = qq{ join $join_table on $table.$group_by = $join_table.$col };
47                    my @join_cols = map { $join_table . '.' . $_ } @join;
48                    push @cols, @join_cols;
49                    push @group_by, @join_cols;
50            }
51    
52            my $sql = join("\n",
53                    'select', join(',', @cols), qq{
54                    from $table
55                    $join
56                    }, 'group by', join(',', @group_by), qq{
57                    order by count($group_by) desc
58                    limit 10
59                    }
60            );
61    
62                  var col_nr = e.originalTarget.cellIndex;          warn "# join SQL: $sql\n";
63    
64                  var column = $('table#results th:nth-child(' + ( col_nr + 1 ) + ')').text();          my $t = time();
65                  var where_operator = '=';          my $sth = $dbh->prepare( $sql );
66                  var where_value = window.getSelection().getRangeAt(0).cloneContents().textContent;          $sth->execute;
67                  if ( where_value.length == 0 )          $t = time() - $t;
68                          where_value = e.originalTarget.textContent;          print qq|$t<table><tr><th>|, join(qq|</th><th>|, @cols), qq|</th></tr>|;
69                  else          while ( my @row = $sth->fetchrow_array ) {
70                          where_value = '%' + where_value + '%';                  my $n = shift @row;
71                    $n = 'NULL' unless defined $n;
72                  console.debug('click on ', this, e,                  print qq|<tr><td><a href="#">$n</a></td><td>|, join(qq|</td><td>|, @row), qq|</td></tr>|;
73                          e.originalTarget,          }
74                          column, where_operator, where_value          print qq|</table>|;
75                  );          print qq|<code>$sql</code>|;
76            exit;
77                  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);  
                 }  
           
         };  
78    
79          $('table#results').bind('mouseup', click_on_cell);  print q|
80    
81          console.info('ready');  <html>
82  });  <head>
83    <title>SQL Web Session</title>
84    <link rel="stylesheet" type="text/css" href="style.css">
85    <!-- http://jqueryjs.googlecode.com/files/jquery-1.3.2.min.js -->
86    <script type="text/javascript" src="jquery-1.3.2.min.js"></script>
87    
88    <script type="text/javascript" src="sql-editor.js"></script>
89    
 </script>  
90  </head>  </head>
91  <body>  <body>
92  |;  |;
93    
94  my $dbh = DBI->connect( $dsn, $user, '', { RaiseError => 1 } ) || die $DBI::errstr;  my $group_by = param('group_by');
95    
96    if ( param('where_operator') && length( param('where_value') ) > 0 ) {
97            my $where_value = param('where_value');
98            push @where_parts, param('where_column') . ' ' . param('where_operator') . " ?\t$where_value";
99            param('where_value','');
100    }
101    
 my @data = ( $limit, $offset );  
102    
103  my $c = join(',', @columns);  my $c = join(',', @columns);
104  my $sql = "select $c from $table ";  
105  if ( param('where_operator') && length( param('where_value') ) > 0 ) {  my $sql = "select $c from $table";
106          $sql .= " where " . param('where_column') . ' ' . param('where_operator') . ' ?';  my @data;
107          unshift @data, param('where_value');  
108    if ( @where_parts ) {
109            my @w;
110            foreach ( @where_parts ) {
111                    my ( $w,$v ) = split(/\?\t/,$_,2);
112                    push @w, "$w ?";
113                    push @data, $v;
114            }
115            $sql .= ' where ' . join(' and ', @w);
116    }
117    
118    
119    $sql .= ' group by ' . $group_by if $group_by;
120    $sql .= ' order by ' . param('order_by') if param('order_by');
121    $sql .= ' limit ? offset ?';
122    
123    push @data, ( $limit, $offset );
124    
125    my $sql_html = $sql;
126    {
127            my @d = @data;
128            $sql_html =~ s{\?}{dump( shift @d )}ge;
129  }  }
130  $sql .= " limit ? offset ?";  print qq|<code id="status">$sql_html<br>\n\r\n\r|;
131    
132  print qq|<code>$sql<br>|, dump( @data ), qq|</code>|;  my $t = time();
133    
134  my $sth = $dbh->prepare( $sql );  my $sth = $dbh->prepare( $sql );
135    
136  $sth->execute( @data );  $sth->execute( @data );
137    
138  @columns = @{ $sth->{NAME} };  $t = time() - $t;
139    
140    print $sth->rows, qq| rows in $t s</code>|;
141    
142    #my @types = map { scalar $dbh->type_info($_)->{TYPE_NAME} } @{ $sth->{TYPE} };
143    my $types = dump( $sth->{TYPE} );
144    print qq{
145    <script type="text/javascript">
146    var column_type = $types ;
147    </script>
148    };
149    
150    @columns = @{ $sth->{NAME} } if $#columns == 0 && $columns[0] eq '*';
151    
152  print qq|<table id="results">|;  print qq|<table id="results">|;
153    
# Line 113  while ( my @row = $sth->fetchrow_array ) Line 171  while ( my @row = $sth->fetchrow_array )
171    
172  print  print
173          qq|</table>|          qq|</table>|
174          , start_form( -id => 'sql' )          , start_form( -id => 'sql', -class => 'fixed' )
175    
176            , qq|<input type=button value="[=]" onclick="\$('form#sql').toggleClass('fixed'); return false;" title="toggle fixed position" class="right">|
177            , qq|<input type=button value="[x]" onclick="\$('form#sql').toggleClass('visible'); return false;" title="hide sql editor" class="right">|
178    
179          , qq|<label for=columns>select</label>|          , qq|<label for=columns>select</label>|
180          , checkbox_group( -name => 'columns', -values => [ @columns ], -default => [ @columns ] )          , checkbox_group( -name => 'columns', -values => [ @columns ], -defaults => [ @columns ] )
181    
182          , qq|<label for=from>from</label>|          , qq|<label for=from>from</label>|
183          , textfield( -name => 'from', -value => $table, -default => 'log' )          , textfield( -name => 'from', -value => $table, -default => $table )
184    
185          , qq|<label for=where>where</label>|          , qq|<label for=where>where</label>|
186            , checkbox_group( -name => 'where_parts', -values => [ @where_parts ], -defaults => [ @where_parts ] )
187          , popup_menu( -name => 'where_column', -values => [ @columns ] ),          , popup_menu( -name => 'where_column', -values => [ @columns ] ),
188          , popup_menu( -name => 'where_operator', -values => [ 'like', 'not like', '=', '!=' ])          , popup_menu( -name => 'where_operator', -values => [ 'not like', 'like', '!=', '=' ])
189          , textfield( -name => 'where_value' )          , textfield( -name => 'where_value' )
190            , qq|
191                    <span>
192                    <input type=button name=lookup_col title="lookup column details">
193                    <input type=button name=close_group_by value="[x]" disabled=1>
194                    <div id="lookup"></div>
195                    <span>
196            |
197    
198            , qq|<label for=group_by>group by</label>|
199            , textfield( -name => 'group_by' )
200    
201          , qq|<label for=order_by>order by</label>|          , qq|<label for=order_by>order by</label>|
202          , textfield( -name => 'order_by' -value => $order_by )          , textfield( -name => 'order_by' )
203    
204          , qq|<label for=limit>limit</label>|          , qq|<label for=limit>limit</label>|
205          , textfield( -name=> 'limit', -default => 1000, -size => 4 )          , textfield( -name=> 'limit', -default => $limit, -size => 4 )
206    
207          , qq|<label for=offset>offset</label>|          , qq|<label for=offset>offset</label>|
208          , textfield( -name=> 'offset', -default => 0, -size => 4 )          , textfield( -name=> 'offset', -default => 0, -size => 4 )
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