1 |
#!/usr/bin/perl |
2 |
|
3 |
use warnings; |
4 |
use strict; |
5 |
|
6 |
use CGI qw/:standard/; |
7 |
use CGI::Carp qw/fatalsToBrowser/; # FIXME remove for production |
8 |
use DBI; |
9 |
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'; |
15 |
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'); |
27 |
@columns = ('*') unless @columns; |
28 |
$limit = param('limit') || $limit; |
29 |
my $offset = param('offset') || 0; |
30 |
|
31 |
my @where_parts = param('where_parts'); |
32 |
|
33 |
my $dbh = DBI->connect( $dsn, $user, '', { RaiseError => 1 } ) || die $DBI::errstr; |
34 |
|
35 |
if ( my $group_by = param('lookup_col') ) { |
36 |
|
37 |
my @cols = ( $group_by, "count($group_by)" ); |
38 |
my @group_by = ( $group_by ); |
39 |
|
40 |
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 |
warn "# join SQL: $sql\n"; |
63 |
|
64 |
my $t = time(); |
65 |
my $sth = $dbh->prepare( $sql ); |
66 |
$sth->execute; |
67 |
$t = time() - $t; |
68 |
print qq|$t<table><tr><th>|, join(qq|</th><th>|, @cols), qq|</th></tr>|; |
69 |
while ( my @row = $sth->fetchrow_array ) { |
70 |
my $n = shift @row; |
71 |
$n = 'NULL' unless defined $n; |
72 |
print qq|<tr><td><a href="#">$n</a></td><td>|, join(qq|</td><td>|, @row), qq|</td></tr>|; |
73 |
} |
74 |
print qq|</table>|; |
75 |
print qq|<code>$sql</code>|; |
76 |
exit; |
77 |
} |
78 |
|
79 |
print q| |
80 |
|
81 |
<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 |
|
90 |
</head> |
91 |
<body> |
92 |
|; |
93 |
|
94 |
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 |
|
102 |
|
103 |
my $c = join(',', @columns); |
104 |
|
105 |
my $sql = "select $c from $table"; |
106 |
my @data; |
107 |
|
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 |
$sql_html =~ s{\?}{dump( shift @d )}ge; |
129 |
} |
130 |
print qq|<code id="status">$sql_html<br>\n\r\n\r|; |
131 |
|
132 |
my $t = time(); |
133 |
|
134 |
my $sth = $dbh->prepare( $sql ); |
135 |
|
136 |
$sth->execute( @data ); |
137 |
|
138 |
$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">|; |
153 |
|
154 |
my $counter = 0; |
155 |
sub table_row { |
156 |
my $cell = shift; |
157 |
my $class = $counter++ % 2 == 0 ? ' class=o' : ''; |
158 |
return |
159 |
qq|<tr $class><$cell>| |
160 |
. join( qq|</$cell><$cell>|, @_ ) |
161 |
. qq|</$cell></tr>| |
162 |
; |
163 |
|
164 |
} |
165 |
|
166 |
print table_row( 'th', @columns ); |
167 |
|
168 |
while ( my @row = $sth->fetchrow_array ) { |
169 |
print table_row( 'td', @row ); |
170 |
} |
171 |
|
172 |
print |
173 |
qq|</table>| |
174 |
, 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>| |
180 |
, checkbox_group( -name => 'columns', -values => [ @columns ], -defaults => [ @columns ] ) |
181 |
|
182 |
, qq|<label for=from>from</label>| |
183 |
, textfield( -name => 'from', -value => $table, -default => $table ) |
184 |
|
185 |
, 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 ] ), |
188 |
, popup_menu( -name => 'where_operator', -values => [ 'not like', 'like', '!=', '=' ]) |
189 |
, 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>| |
202 |
, textfield( -name => 'order_by' ) |
203 |
|
204 |
, qq|<label for=limit>limit</label>| |
205 |
, textfield( -name=> 'limit', -default => $limit, -size => 4 ) |
206 |
|
207 |
, qq|<label for=offset>offset</label>| |
208 |
, textfield( -name=> 'offset', -default => 0, -size => 4 ) |
209 |
|
210 |
, submit( -name => 'execute', -value => 'execute' ) |
211 |
|
212 |
, end_form |
213 |
|
214 |
|
215 |
, qq|</body></html>| |
216 |
; |