function check_php_upload_max_filesize()
{
$required = 2 * 1024 * 1024;
$recommended = 16 * 1024 * 1024;
$current = ini_get('upload_max_filesize');
if (str2mem($current) >= $recommended) {
$req = 2;
} else {
if (str2mem($current) >= $required) {
$req = 1;
} else {
$req = 0;
}
}
$result = array('name' => S_PHP_UPLOAD_MAX_FILESIZE, 'current' => $current, 'required' => mem2str($required), 'recommended' => mem2str($recommended), 'result' => $req, 'error' => mem2str($required) . SPACE . S_IS_MINIMAL_FOR_PHP_ULOAD_FILESIZE_SMALL);
return $result;
}
/**
* Checks for minimum PHP upload max filesize.
*
* @return array
*/
public function checkPhpUploadMaxFilesize()
{
$current = ini_get('upload_max_filesize');
return array('name' => _('PHP option upload_max_filesize'), 'current' => $current, 'required' => mem2str(self::MIN_PHP_UPLOAD_MAX_FILESIZE), 'result' => str2mem($current) >= self::MIN_PHP_UPLOAD_MAX_FILESIZE ? self::CHECK_OK : self::CHECK_FATAL, 'error' => _s('Minimum required PHP upload filesize is %s (configuration option "upload_max_filesize").', mem2str(self::MIN_PHP_UPLOAD_MAX_FILESIZE)));
}
function stage2()
{
$final_result = true;
$table = new CTable(null, 'requirements');
$table->setAlign('center');
/* Check PHP version */
$table->addRow($this->get_test_result($final_result, 'PHP version: ', phpversion(), version_compare(phpversion(), '4.3.0', '>='), 'Minimal version of PHP is 4.3.0'));
$memory_limit = str2mem(ini_get('memory_limit'));
$table->addRow($this->get_test_result($final_result, 'PHP Memory limit:', function_exists('memory_get_usage') ? mem2str($memory_limit) : 'unlimited', $memory_limit >= 8 * 1024 * 1024 || !function_exists('memory_get_usage'), '8M is a minimal PHP memory limitation'));
$memory_limit = str2mem(ini_get('post_max_size'));
$table->addRow($this->get_test_result($final_result, 'PHP post max size:', mem2str($memory_limit), $memory_limit >= 8 * 1024 * 1024, '8M is minimum size of PHP post'));
$table->addRow($this->get_test_result($final_result, 'PHP max execution time:', ini_get('max_execution_time') . ' sec', ini_get('max_execution_time') >= 300, '300 sec is a maximal limitation on execution of PHP scripts'));
/* Check supporteds databases */
global $ZBX_CONFIG;
$table->addRow($this->get_test_result($final_result, 'PHP Databases support: ', new CScript(implode(SBR, $ZBX_CONFIG['allowed_db'])), !isset($ZBX_CONFIG['allowed_db']['no']), 'Required any databases support [MySQL or PostgreSQL or Oracle]'));
/* Check BC math */
$bcmath_fnc_exist = function_exists('bcadd') && function_exists('bccomp') && function_exists('bcdiv') && function_exists('bcmod') && function_exists('bcmul') && function_exists('bcpow') && function_exists('bcscale') && function_exists('bcsqrt') && function_exists('bcsub');
$table->addRow($this->get_test_result($final_result, 'PHP BC math support', $bcmath_fnc_exist ? 'yes' : 'no', $bcmath_fnc_exist, 'Required bcmath module [configured PHP with --enable-bcmath]'));
/* Check mb-strings
$mbstrings_fnc_exist = mbstrings_available();
$table->addRow(
$this->get_test_result(
$final_result,
'PHP MB String support',
$mbstrings_fnc_exist ? 'yes' : 'no',
$mbstrings_fnc_exist,
'Required Multibyte String module [configured PHP with --enable-mbstring]'));
//*/
/* Check GD existence */
$gd_version = S_NO;
if (is_callable('gd_info')) {
$gd_info = gd_info();
$gd_version = $gd_info['GD Version'];
}
$table->addRow($this->get_test_result($final_result, 'GD Version:', $gd_version, $gd_version != S_NO, 'The GD extension isn\'t loaded.'));
/* Check supported image formats */
$img_formats = array();
if (isset($gd_info)) {
//if($gd_info['JPG Support']) array_push($img_formats, 'JPEG');
if ($gd_info['PNG Support']) {
array_push($img_formats, 'PNG');
}
}
if (count($img_formats) == 0) {
$img_formats = array(S_NO);
$no_img_formats = true;
}
$table->addRow($this->get_test_result($final_result, 'Image formats:', $img_formats, !isset($no_img_formats), 'Required images genetarion support [PNG]'));
if (version_compare(phpversion(), '5.1.0RC1', '>=')) {
$tmezone = ini_get('date.timezone');
$table->addRow($this->get_test_result($final_result, 'PHP Timezone:', empty($tmezone) ? 'n/a' : $tmezone, !empty($tmezone), 'Timezone for PHP is not set. Please set "date.timezone" option in php.ini.'));
unset($tmezone);
}
if (!$final_result) {
$this->DISABLE_NEXT_BUTTON = true;
$this->addVar('trouble', true);
$final_result = array(new CSpan(S_FAIL, 'fail'), BR(), BR(), 'Please correct all issuse and press "Retry" button', BR(), BR(), new CButton('retry', S_RETRY));
} else {
$this->DISABLE_NEXT_BUTTON = false;
$final_result = new CSpan(S_OK, 'ok');
}
return array($table, BR(), $final_result);
}
/**
* Output profiling data.
*/
public function show()
{
global $DB;
$debug_str = '<a name="debug"></a>';
$debug_str .= '******************** ' . _('Script profiler') . ' ********************' . '<br>';
$totalScriptTime = $this->stopTime - $this->startTime;
$totalTimeStr = _s('Total time: %s', round($totalScriptTime, 6));
if ($totalTimeStr > $this->slowScriptTime) {
$totalTimeStr = '<b>' . $totalTimeStr . '</b>';
}
$debug_str .= $totalTimeStr . '<br>';
$sqlTotalTimeStr = _s('Total SQL time: %s', $this->sqlTotalTime);
if ($sqlTotalTimeStr > $this->slowTotalSqlTime) {
$sqlTotalTimeStr = '<b>' . $sqlTotalTimeStr . '</b>';
}
$debug_str .= $sqlTotalTimeStr . '<br>';
if (isset($DB) && isset($DB['SELECT_COUNT'])) {
$debug_str .= _s('SQL count: %s (selects: %s | executes: %s)', count($this->sqlQueryLog), $DB['SELECT_COUNT'], $DB['EXECUTE_COUNT']) . '<br>';
}
$debug_str .= _s('Peak memory usage: %s', mem2str($this->getMemoryPeak())) . '<br>';
$debug_str .= _s('Memory limit: %s', ini_get('memory_limit')) . '<br>';
$debug_str .= '<br>';
foreach ($this->apiLog as $i => $apiCall) {
$debug_str .= '<div style="border-bottom: 1px dotted gray; margin-bottom: 20px;">';
list($class, $method, $params, $result, $file, $line) = $apiCall;
// api method
$debug_str .= '<div style="padding-bottom: 10px;">';
$debug_str .= $i + 1 . '. <b>' . $class . '->' . $method . '</b> [' . $file . ':' . $line . ']';
$debug_str .= '</div>';
// parameters
$debug_str .= '<table><tr><td style="width: 300px" valign="top">Parameters:';
foreach ($params as $p) {
$debug_str .= '<pre>' . print_r(CHtml::encode($p), true) . '</pre>';
}
$debug_str .= '</td>';
// result
$debug_str .= '<td valign="top">Result:<pre>' . print_r(CHtml::encode($result), true) . '</pre></td>';
$debug_str .= '</tr></table>';
$debug_str .= '</div>';
}
$debug_str .= '<br>';
foreach ($this->sqlQueryLog as $query) {
$time = $query[0];
$sql = htmlspecialchars($query[1], ENT_QUOTES, 'UTF-8');
if (strpos($sql, 'SELECT ') !== false) {
$sqlString = '<span style="color: green; font-size: 1.2em;">' . $sql . '</span>';
} else {
$sqlString = '<span style="color: blue; font-size: 1.2em;">' . $sql . '</span>';
}
$sqlString = 'SQL (' . $time . '): ' . $sqlString . '<br>';
if ($time > $this->slowSqlQueryTime) {
$sqlString = '<b>' . $sqlString . '</b>';
}
$debug_str .= $sqlString;
$callStackString = '<span style="font-style: italic;">' . $this->formatCallStack($query[2]) . '</span>' . '<br>' . '<br>';
$debug_str .= rtrim($callStackString, '-> ') . '</span>' . '<br>' . '<br>';
}
$debug = new CDiv(null, 'textcolorstyles');
$debug->attr('name', 'zbx_debug_info');
$debug->attr('style', 'display: none; overflow: auto; width: 95%; border: 1px #777777 solid; margin: 4px; padding: 4px;');
$debug->addItem(array(BR(), new CJSscript($debug_str), BR()));
$debug->show();
}
/**
* Make profiling data.
*
* @return CPre
*/
public function make()
{
global $DB;
$debug = [];
$debug[] = (new CLink())->setAttribute('name', 'debug');
$debug[] = '******************** ' . _('Script profiler') . ' ********************';
$debug[] = BR();
$debug[] = _s('Total time: %1$s', round($this->stopTime - $this->startTime, 6));
$debug[] = BR();
$debug[] = _s('Total SQL time: %1$s', $this->sqlTotalTime);
$debug[] = BR();
if (isset($DB) && isset($DB['SELECT_COUNT'])) {
$debug[] = _s('SQL count: %1$s (selects: %2$s | executes: %3$s)', count($this->sqlQueryLog), $DB['SELECT_COUNT'], $DB['EXECUTE_COUNT']);
$debug[] = BR();
}
$debug[] = _s('Peak memory usage: %1$s', mem2str($this->getMemoryPeak()));
$debug[] = BR();
$debug[] = _s('Memory limit: %1$s', ini_get('memory_limit'));
$debug[] = BR();
$debug[] = BR();
foreach ($this->apiLog as $i => $apiCall) {
list($class, $method, $params, $result, $file, $line) = $apiCall;
// api method
$debug[] = $i + 1 . '. ';
$debug[] = bold($class . '.' . $method);
$debug[] = $file !== null ? ' [' . $file . ':' . $line . ']' : null;
$debug[] = BR();
$debug[] = BR();
// parameters, result
$debug[] = (new CTable())->addRow([[_('Parameters') . ':', BR(), print_r($params, true)], [_('Result') . ':', BR(), print_r($result, true)]]);
$debug[] = BR();
}
$debug[] = BR();
foreach ($this->sqlQueryLog as $query) {
$time = $query[0];
$sql = ['SQL (' . $time . '): ', (new CSpan($query[1]))->addClass(substr($query[1], 0, 6) === 'SELECT' ? ZBX_STYLE_GREEN : ZBX_STYLE_BLUE), BR()];
if ($time > $this->slowSqlQueryTime) {
$sql = bold($sql);
}
$debug[] = $sql;
$debug[] = $this->formatCallStack($query[2]);
$debug[] = BR();
$debug[] = BR();
}
return (new CPre())->addClass(ZBX_STYLE_DEBUG_OUTPUT)->setAttribute('name', 'zbx_debug_info')->addStyle('display: none;')->addItem($debug);
}
function profiling_stop($type = NULL)
{
global $starttime;
global $memorystamp;
global $sqlrequests;
global $sqlmark;
global $perf_counter;
global $var_list;
$endtime = COpt::getmicrotime();
$memory = COpt::getmemoryusage();
if (is_null($type)) {
$type = 'global';
}
echo OBR;
if (defined('USE_TIME_PROF')) {
echo '(' . $type . ') Time to execute: ' . round($endtime - $starttime[$type], 6) . ' seconds!' . OBR;
}
if (defined('USE_MEM_PROF')) {
echo '(' . $type . ') Memory limit : ' . ini_get('memory_limit') . OBR;
echo '(' . $type . ') Memory usage : ' . mem2str($memorystamp[$type]) . ' - ' . mem2str($memory) . OBR;
echo '(' . $type . ') Memory leak : ' . mem2str($memory - $memorystamp[$type]) . OBR;
}
if (defined('USE_VAR_MON')) {
$curr_var_list = isset($GLOBALS) ? array_keys($GLOBALS) : array();
$var_diff = array_diff($curr_var_list, $var_list[$type]);
echo '(' . $type . ') Undeleted vars : ' . count($var_diff) . ' [';
print_r(implode(', ', $var_diff));
echo ']' . OBR;
}
if (defined('USE_COUNTER_PROF')) {
if (isset($perf_counter[$type])) {
ksort($perf_counter[$type]);
foreach ($perf_counter[$type] as $name => $value) {
echo '(' . $type . ') Counter "' . $name . '" : ' . $value . OBR;
}
}
}
if (defined('USE_SQLREQUEST_PROF')) {
if (defined('SHOW_SQLREQUEST_DETAILS')) {
$requests_cnt = count($sqlrequests);
echo '(' . $type . ') SQL requests count: ' . ($requests_cnt - $sqlmark[$type]) . OBR;
for ($i = $sqlmark[$type]; $i < $requests_cnt; $i++) {
echo '(' . $type . ') SQL request : ' . $sqlrequests[$i] . OBR;
}
} else {
echo '(' . $type . ') SQL requests count: ' . ($sqlrequests - $sqlmark[$type]) . OBR;
}
}
}
public static function profiling_stop($type = NULL)
{
global $starttime;
global $memorystamp;
global $sqlrequests;
global $sqlmark;
global $perf_counter;
global $var_list;
global $USER_DETAILS;
global $DB;
if (isset($USER_DETAILS['debug_mode']) && $USER_DETAILS['debug_mode'] == GROUP_DEBUG_MODE_DISABLED) {
return;
}
$endtime = COpt::getmicrotime();
$memory = COpt::getmemoryusage();
if (is_null($type)) {
$type = 'global';
}
$debug_str = '';
$debug_str .= '<a name="debug"></a>';
$debug_str .= "******************* Stats for {$type} *************************" . OBR;
if (defined('USE_TIME_PROF')) {
$time = $endtime - $starttime[$type];
if ($time < TOTAL_TIME) {
$debug_str .= 'Total time: ' . round($time, 6) . OBR;
} else {
$debug_str .= '<b>Total time: ' . round($time, 6) . '</b>' . OBR;
}
}
if (defined('USE_MEM_PROF')) {
$debug_str .= 'Memory limit : ' . ini_get('memory_limit') . OBR;
$debug_str .= 'Memory usage : ' . mem2str($memorystamp[$type]) . ' - ' . mem2str($memory) . OBR;
$debug_str .= 'Memory leak : ' . mem2str($memory - $memorystamp[$type]) . OBR;
}
if (defined('USE_VAR_MON')) {
$curr_var_list = isset($GLOBALS) ? array_keys($GLOBALS) : array();
$var_diff = array_diff($curr_var_list, $var_list[$type]);
$debug_str .= ' Undeleted vars : ' . count($var_diff) . ' [';
print_r(implode(', ', $var_diff));
$debug_str .= ']' . OBR;
}
if (defined('USE_COUNTER_PROF')) {
if (isset($perf_counter[$type])) {
ksort($perf_counter[$type]);
foreach ($perf_counter[$type] as $name => $value) {
$debug_str .= 'Counter "' . $name . '" : ' . $value . OBR;
}
}
}
if (defined('USE_SQLREQUEST_PROF')) {
if (defined('SHOW_SQLREQUEST_DETAILS')) {
$requests_cnt = count($sqlrequests);
$debug_str .= 'SQL selects count: ' . $DB['SELECT_COUNT'] . OBR;
$debug_str .= 'SQL executes count: ' . $DB['EXECUTE_COUNT'] . OBR;
$debug_str .= 'SQL requests count: ' . ($requests_cnt - $sqlmark[$type]) . OBR;
$sql_time = 0;
for ($i = $sqlmark[$type]; $i < $requests_cnt; $i++) {
$time = $sqlrequests[$i][0];
$sql_time += $time;
if ($time < LONG_QUERY) {
$debug_str .= 'Time:' . round($time, 8) . ' SQL: ' . $sqlrequests[$i][1] . OBR;
} else {
$debug_str .= '<b>Time:' . round($time, 8) . ' LONG SQL: ' . $sqlrequests[$i][1] . '</b>' . OBR;
}
}
} else {
$debug_str .= 'SQL requests count: ' . ($sqlrequests - $sqlmark[$type]) . OBR;
}
if ($sql_time < QUERY_TOTAL_TIME) {
$debug_str .= 'Total time spent on SQL: ' . round($sql_time, 8) . OBR;
} else {
$debug_str .= '<b>Total time spent on SQL: ' . round($sql_time, 8) . '</b>' . OBR;
}
}
$debug_str .= "******************** End of {$type} ***************************" . OBR;
// DEBUG of ZBX FrontEnd
$zbx_debug = new CWidget('debug_hat', new CSpan(new CScript($debug_str), 'textcolorstyles'));
$zbx_debug->addHeader(S_DEBUG);
$debud = new CDiv(array(BR(), $zbx_debug));
$debud->setAttribute('id', 'zbx_gebug_info');
$debud->setAttribute('style', 'display: none;');
$debud->show();
//----------------
}
