/
server_variables.php
182 lines (157 loc) · 5.67 KB
/
server_variables.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
*
* @package PhpMyAdmin
*/
/**
* no need for variables importing
* @ignore
*/
if (! defined('PMA_NO_VARIABLES_IMPORT')) {
define('PMA_NO_VARIABLES_IMPORT', true);
}
require_once './libraries/common.inc.php';
$GLOBALS['js_include'][] = 'server_variables.js';
PMA_AddJSVar('pma_token', $_SESSION[' PMA_token ']);
PMA_AddJSVar('url_query', str_replace('&', '&', PMA_generate_common_url($db)));
PMA_AddJSVar('is_superuser', PMA_isSuperuser() ? true : false);
/**
* Does the common work
*/
require './libraries/server_common.inc.php';
/**
* Required to display documentation links
*/
require './libraries/server_variables_doc.php';
/**
* Ajax request
*/
if (isset($_REQUEST['ajax_request']) && $_REQUEST['ajax_request'] == true) {
// Send with correct charset
header('Content-Type: text/html; charset=UTF-8');
if (isset($_REQUEST['type'])) {
switch($_REQUEST['type']) {
case 'getval':
$varValue = PMA_DBI_fetch_single_row('SHOW GLOBAL VARIABLES WHERE Variable_name="' . PMA_sqlAddslashes($_REQUEST['varName']) . '";', 'NUM');
if (isset($VARIABLE_DOC_LINKS[$_REQUEST['varName']][3])
&& $VARIABLE_DOC_LINKS[$_REQUEST['varName']][3] == 'byte') {
exit(implode(' ', PMA_formatByteDown($varValue[1], 3, 3)));
}
exit($varValue[1]);
break;
case 'setval':
$value = $_REQUEST['varValue'];
if (isset($VARIABLE_DOC_LINKS[$_REQUEST['varName']][3])
&& $VARIABLE_DOC_LINKS[$_REQUEST['varName']][3] == 'byte'
&& preg_match('/^\s*(\d+(\.\d+)?)\s*(mb|kb|mib|kib|gb|gib)\s*$/i', $value, $matches)) {
$exp = array('kb' => 1, 'kib' => 1, 'mb' => 2, 'mib' => 2, 'gb' => 3, 'gib' => 3);
$value = floatval($matches[1]) * pow(1024, $exp[strtolower($matches[3])]);
} else {
$value = PMA_sqlAddslashes($value);
}
if (! is_numeric($value)) $value="'" . $value . "'";
if (! preg_match("/[^a-zA-Z0-9_]+/", $_REQUEST['varName']) && PMA_DBI_query('SET GLOBAL ' . $_REQUEST['varName'] . ' = ' . $value)) {
// Some values are rounded down etc.
$varValue = PMA_DBI_fetch_single_row('SHOW GLOBAL VARIABLES WHERE Variable_name="' . PMA_sqlAddslashes($_REQUEST['varName']) . '";', 'NUM');
exit(json_encode(array(
'success' => true,
'variable' => formatVariable($_REQUEST['varName'], $varValue[1])
))
);
}
exit(json_encode(array(
'success' => false,
'error' => __('Setting variable failed')
))
);
break;
}
}
}
/**
* Displays the links
*/
require './libraries/server_links.inc.php';
/**
* Displays the sub-page heading
*/
echo '<h2>' . "\n"
. ($cfg['MainPageIconic'] ? PMA_getImage('s_vars.png') : '')
. '' . __('Server variables and settings') . "\n"
. PMA_showMySQLDocu('server_system_variables', 'server_system_variables')
. '</h2>' . "\n";
/**
* Sends the queries and buffers the results
*/
$serverVarsSession = PMA_DBI_fetch_result('SHOW SESSION VARIABLES;', 0, 1);
$serverVars = PMA_DBI_fetch_result('SHOW GLOBAL VARIABLES;', 0, 1);
/**
* Displays the page
*/
?>
<fieldset id="tableFilter" style="display:none;">
<legend><?php echo __('Filters'); ?></legend>
<div class="formelement">
<label for="filterText"><?php echo __('Containing the word:'); ?></label>
<input name="filterText" type="text" id="filterText" style="vertical-align: baseline;" />
</div>
</fieldset>
<table id="serverVariables" class="data filteredData noclick">
<thead>
<tr><th><?php echo __('Variable'); ?></th>
<th class="valueHeader">
<?php
echo __('Session value') . ' / ' . __('Global value');
?>
</th>
<th><?php echo __('Documentation'); ?></th>
</tr>
</thead>
<tbody>
<?php
$odd_row = true;
foreach ($serverVars as $name => $value) {
$has_session_value = isset($serverVarsSession[$name]) && $serverVarsSession[$name] != $value;
$row_class = ($odd_row ? 'odd' : 'even') . ' ' . ($has_session_value ? 'diffSession' : '');
?>
<tr class="<?php echo $row_class; ?>">
<th nowrap="nowrap"><?php echo htmlspecialchars(str_replace('_', ' ', $name)); ?></th>
<td class="value"><?php echo formatVariable($name, $value); ?></td>
<td class="value"><?php
// To display variable documentation link
if (isset($VARIABLE_DOC_LINKS[$name]))
echo PMA_showMySQLDocu($VARIABLE_DOC_LINKS[$name][1], $VARIABLE_DOC_LINKS[$name][1], false, $VARIABLE_DOC_LINKS[$name][2] . '_' . $VARIABLE_DOC_LINKS[$name][0]);
?></td>
<?php
if ($has_session_value) {
?>
</tr>
<tr class="<?php echo $odd_row ? 'odd' : 'even'; ?> ">
<td>(<?php echo __('Session value'); ?>)</td>
<td class="value"><?php echo formatVariable($name, $serverVarsSession[$name]); ?></td>
<td class="value"></td>
<?php } ?>
</tr>
<?php
$odd_row = ! $odd_row;
}
?>
</tbody>
</table>
<?php
function formatVariable($name, $value)
{
global $VARIABLE_DOC_LINKS;
if (is_numeric($value)) {
if (isset($VARIABLE_DOC_LINKS[$name][3]) && $VARIABLE_DOC_LINKS[$name][3]=='byte')
return '<abbr title="'.PMA_formatNumber($value, 0).'">'.implode(' ', PMA_formatByteDown($value, 3, 3)).'</abbr>';
else return PMA_formatNumber($value, 0);
}
return htmlspecialchars($value);
}
/**
* Sends the footer
*/
require './libraries/footer.inc.php';
?>