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joomla_test/plugins/system/debug/debug.php

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first commit
2020-01-02 22:20:31 +07:00
<?php
/**
* @package Joomla.Plugin
* @subpackage System.Debug
*
* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('_JEXEC') or die;
/**
* Joomla! Debug plugin
*
* @package Joomla.Plugin
* @subpackage System.Debug
* @since 1.5
*/
class PlgSystemDebug extends JPlugin
{
protected $linkFormat = '';
/**
* True if debug lang is on.
*
* @var boolean
* @since 3.0
*/
private $debugLang = false;
/**
* Holds log entries handled by the plugin.
*
* @var array
* @since 3.1
*/
private $logEntries = array();
/**
* Holds SHOW PROFILES of queries
*
* @var array
* @since 3.1.2
*/
private $sqlShowProfiles = array();
/**
* Holds all SHOW PROFILE FOR QUERY n, indexed by n-1
*
* @var array
* @since 3.1.2
*/
private $sqlShowProfileEach = array();
/**
* Holds all EXPLAIN EXTENDED for all queries
*
* @var array
* @since 3.1.2
*/
private $explains = array();
/**
* Constructor.
*
* @param object &$subject The object to observe
* @param array $config An array that holds the plugin configuration
*
* @since 1.5
*/
public function __construct(&$subject, $config)
{
parent::__construct($subject, $config);
// Log the deprecated API.
if ($this->params->get('log-deprecated'))
{
JLog::addLogger(array('text_file' => 'deprecated.php'), JLog::ALL, array('deprecated'));
}
$this->debugLang = JFactory::getApplication()->getCfg('debug_lang');
// Only if debugging or language debug is enabled
if (JDEBUG || $this->debugLang)
{
JFactory::getConfig()->set('gzip', 0);
ob_start();
ob_implicit_flush(false);
}
$this->linkFormat = ini_get('xdebug.file_link_format');
if ($this->params->get('logs', 1))
{
$priority = 0;
foreach ($this->params->get('log_priorities', array()) as $p)
{
$const = 'JLog::' . strtoupper($p);
if (!defined($const))
{
continue;
}
$priority |= constant($const);
}
// Split into an array at any character other than alphabet, numbers, _, ., or -
$categories = array_filter(preg_split('/[^A-Z0-9_\.-]/i', $this->params->get('log_categories', '')));
$mode = $this->params->get('log_category_mode', 0);
JLog::addLogger(array('logger' => 'callback', 'callback' => array($this, 'logger')), $priority, $categories, $mode);
}
// Prepare disconnect-handler for SQL profiling:
$db = JFactory::getDbo();
$db->addDisconnectHandler(array($this, 'mysqlDisconnectHandler'));
}
/**
* Add the CSS for debug. We can't do this in the constructor because
* stuff breaks.
*
* @return void
*
* @since 2.5
*/
public function onAfterDispatch()
{
// Only if debugging or language debug is enabled
if ((JDEBUG || $this->debugLang) && $this->isAuthorisedDisplayDebug())
{
JHtml::_('stylesheet', 'cms/debug.css', array(), true);
}
// Only if debugging is enabled for SQL queries popovers
if (JDEBUG && $this->isAuthorisedDisplayDebug())
{
JHtml::_('bootstrap.tooltip');
JHtml::_('bootstrap.popover', '.hasPopover', array('placement' => 'top'));
}
}
/**
* Show the debug info
*
* @since 1.6
*/
public function __destruct()
{
// Do not render if debugging or language debug is not enabled
if (!JDEBUG && !$this->debugLang)
{
return;
}
// User has to be authorised to see the debug information
if (!$this->isAuthorisedDisplayDebug())
{
return;
}
// Only render for HTML output
if (JFactory::getDocument()->getType() !== 'html')
{
return;
}
// Capture output
$contents = ob_get_contents();
if ($contents)
{
ob_end_clean();
}
// No debug for Safari and Chrome redirection
if (strstr(strtolower($_SERVER['HTTP_USER_AGENT']), 'webkit') !== false
&& substr($contents, 0, 50) == '<html><head><meta http-equiv="refresh" content="0;'
)
{
echo $contents;
return;
}
// Load language
$this->loadLanguage();
$html = array();
// Some "mousewheel protecting" JS
$html[] = "<script>function toggleContainer(name)
{
var e = document.getElementById(name);// MooTools might not be available ;)
e.style.display = (e.style.display == 'none') ? 'block' : 'none';
}</script>";
$html[] = '<div id="system-debug" class="profiler">';
$html[] = '<h1>' . JText::_('PLG_DEBUG_TITLE') . '</h1>';
if (JDEBUG)
{
if (JError::getErrors())
{
$html[] = $this->display('errors');
}
$html[] = $this->display('session');
if ($this->params->get('profile', 1))
{
$html[] = $this->display('profile_information');
}
if ($this->params->get('memory', 1))
{
$html[] = $this->display('memory_usage');
}
if ($this->params->get('queries', 1))
{
$html[] = $this->display('queries');
}
if ($this->params->get('logs', 1) && !empty($this->logEntries))
{
$html[] = $this->display('logs');
}
}
if ($this->debugLang)
{
if ($this->params->get('language_errorfiles', 1))
{
$languageErrors = JFactory::getLanguage()->getErrorFiles();
$html[] = $this->display('language_files_in_error', $languageErrors);
}
if ($this->params->get('language_files', 1))
{
$html[] = $this->display('language_files_loaded');
}
if ($this->params->get('language_strings'))
{
$html[] = $this->display('untranslated_strings');
}
}
$html[] = '</div>';
echo str_replace('</body>', implode('', $html) . '</body>', $contents);
}
/**
* Method to check if the current user is allowed to see the debug information or not.
*
* @return boolean True is access is allowed
*
* @since 3.0
*/
private function isAuthorisedDisplayDebug()
{
static $result = null;
if (!is_null($result))
{
return $result;
}
// If the user is not allowed to view the output then end here
$filterGroups = (array) $this->params->get('filter_groups', null);
if (!empty($filterGroups))
{
$userGroups = JFactory::getUser()->get('groups');
if (!array_intersect($filterGroups, $userGroups))
{
$result = false;
return false;
}
}
$result = true;
return true;
}
/**
* General display method.
*
* @param string $item The item to display
* @param array $errors Errors occured during execution
*
* @return string
*
* @since 2.5
*/
protected function display($item, array $errors = array())
{
$title = JText::_('PLG_DEBUG_' . strtoupper($item));
$status = '';
if (count($errors))
{
$status = ' dbg-error';
}
$fncName = 'display' . ucfirst(str_replace('_', '', $item));
if (!method_exists($this, $fncName))
{
return __METHOD__ . ' -- Unknown method: ' . $fncName . '<br />';
}
$html = '';
$js = "toggleContainer('dbg_container_" . $item . "');";
$class = 'dbg-header' . $status;
$html[] = '<div class="' . $class . '" onclick="' . $js . '"><a href="javascript:void(0);"><h3>' . $title . '</h3></a></div>';
// @todo set with js.. ?
$style = ' style="display: none;"';
$html[] = '<div ' . $style . ' class="dbg-container" id="dbg_container_' . $item . '">';
$html[] = $this->$fncName();
$html[] = '</div>';
return implode('', $html);
}
/**
* Display session information.
*
* Called recursive.
*
* @param string $key A session key
* @param mixed $session The session array, initially null
* @param integer $id The id is used for JS toggling the div
*
* @return string
*
* @since 2.5
*/
protected function displaySession($key = '', $session = null, $id = 0)
{
if (!$session)
{
$session = $_SESSION;
}
$html = array();
static $id;
if (!is_array($session))
{
$html[] = $key . ' &rArr;' . $session . PHP_EOL;
}
else
{
foreach ($session as $sKey => $entries)
{
$display = true;
if (is_array($entries) && $entries)
{
$display = false;
}
if (is_object($entries))
{
$o = JArrayHelper::fromObject($entries);
if ($o)
{
$entries = $o;
$display = false;
}
}
if (!$display)
{
$js = "toggleContainer('dbg_container_session" . $id . '_' . $sKey . "');";
$html[] = '<div class="dbg-header" onclick="' . $js . '"><a href="javascript:void(0);"><h3>' . $sKey . '</h3></a></div>';
// @todo set with js.. ?
$style = ' style="display: none;"';
$html[] = '<div ' . $style . ' class="dbg-container" id="dbg_container_session' . $id . '_' . $sKey . '">';
$id++;
// Recurse...
$this->displaySession($sKey, $entries, $id);
$html[] = '</div>';
continue;
}
if (is_array($entries))
{
$entries = implode($entries);
}
if (is_string($entries))
{
$html[] = '<code>';
$html[] = $sKey . ' &rArr; ' . $entries . '<br />';
$html[] = '</code>';
}
}
}
return implode('', $html);
}
/**
* Display errors.
*
* @return string
*
* @since 2.5
*/
protected function displayErrors()
{
$html = array();
$html[] = '<ol>';
while ($error = JError::getError(true))
{
$col = (E_WARNING == $error->get('level')) ? 'red' : 'orange';
$html[] = '<li>';
$html[] = '<b style="color: ' . $col . '">' . $error->getMessage() . '</b><br />';
$info = $error->get('info');
if ($info)
{
$html[] = '<pre>' . print_r($info, true) . '</pre><br />';
}
$html[] = $this->renderBacktrace($error);
$html[] = '</li>';
}
$html[] = '</ol>';
return implode('', $html);
}
/**
* Display profile information.
*
* @return string
*
* @since 2.5
*/
protected function displayProfileInformation()
{
$html = array();
$htmlMarks = array();
$totalTime = 0;
$totalMem = 0;
$marks = array();
foreach (JProfiler::getInstance('Application')->getMarks() as $mark)
{
$totalTime += $mark->time;
$totalMem += $mark->memory;
$htmlMark = sprintf(
JText::_('PLG_DEBUG_TIME') . ': <span class="label label-time">%.1f&nbsp;ms</span> / <span class="label">%.1f&nbsp;ms</span>'
. ' ' . JText::_('PLG_DEBUG_MEMORY') . ': <span class="label label-memory">%0.3f MB</span> / <span class="label">%0.2f MB</span>'
. ' %s: %s',
$mark->time,
$mark->totalTime,
$mark->memory,
$mark->totalMemory,
$mark->prefix,
$mark->label
);
$marks[] = (object) array(
'time' => $mark->time,
'memory' => $mark->memory,
'html' => $htmlMark,
'tip' => $mark->label
);
}
$avgTime = $totalTime / count($marks);
$avgMem = $totalMem / count($marks);
foreach ($marks as $mark)
{
if ($mark->time > $avgTime * 1.5)
{
$barClass = 'bar-danger';
$labelClass = 'label-important';
}
elseif ($mark->time < $avgTime / 1.5)
{
$barClass = 'bar-success';
$labelClass = 'label-success';
}
else
{
$barClass = 'bar-warning';
$labelClass = 'label-warning';
}
if ($mark->memory > $avgMem * 1.5)
{
$barClassMem = 'bar-danger';
$labelClassMem = 'label-important';
}
elseif ($mark->memory < $avgMem / 1.5)
{
$barClassMem = 'bar-success';
$labelClassMem = 'label-success';
}
else
{
$barClassMem = 'bar-warning';
$labelClassMem = 'label-warning';
}
$bars[] = (object) array(
'width' => round($mark->time / ($totalTime / 100), 4),
'class' => $barClass,
'tip' => $mark->tip
);
$barsMem[] = (object) array(
'width' => round($mark->memory / ($totalMem / 100), 4),
'class' => $barClassMem,
'tip' => $mark->tip
);
$htmlMarks[] = '<div>' . str_replace('label-time', $labelClass, str_replace('label-memory', $labelClassMem, $mark->html)) . '</div>';
}
$html[] = '<h4>' . JText::_('PLG_DEBUG_TIME') . '</h4>';
$html[] = $this->renderBars($bars, 'profile');
$html[] = '<h4>' . JText::_('PLG_DEBUG_MEMORY') . '</h4>';
$html[] = $this->renderBars($barsMem, 'profile');
$html[] = '<div class="dbg-profile-list">' . implode('', $htmlMarks) . '</div>';
$db = JFactory::getDbo();
$log = $db->getLog();
if ($log)
{
$timings = $db->getTimings();
if ($timings)
{
$totalQueryTime = 0.0;
$lastStart = null;
foreach ($timings as $k => $v)
{
if (!($k % 2))
{
$lastStart = $v;
}
else
{
$totalQueryTime += $v - $lastStart;
}
}
$totalQueryTime = $totalQueryTime * 1000;
if ($totalQueryTime > ($totalTime * 0.25))
{
$labelClass = 'label-important';
}
elseif ($totalQueryTime < ($totalTime * 0.15))
{
$labelClass = 'label-success';
}
else
{
$labelClass = 'label-warning';
}
$html[] = '<br /><div>' . JText::sprintf(
'PLG_DEBUG_QUERIES_TIME',
sprintf('<span class="label ' . $labelClass . '">%.1f&nbsp;ms</span>', $totalQueryTime)
) . '</div>';
}
}
return implode('', $html);
}
/**
* Display memory usage
*
* @return string
*
* @since 2.5
*/
protected function displayMemoryUsage()
{
$bytes = memory_get_usage();
return '<span class="label">' . JHtml::_('number.bytes', $bytes) . '</span>'
. ' (<span class="label">' . number_format($bytes) . ' ' . JText::_('PLG_DEBUG_BYTES') . '</span>)';
}
/**
* Display logged queries.
*
* @return string
*
* @since 2.5
*/
protected function displayQueries()
{
$db = JFactory::getDbo();
$log = $db->getLog();
if (!$log)
{
return null;
}
$timings = $db->getTimings();
$callStacks = $db->getCallStacks();
$db->setDebug(false);
$selectQueryTypeTicker = array();
$otherQueryTypeTicker = array();
$timing = array();
$maxtime = 0;
if (isset($timings[0]))
{
$startTime = $timings[0];
$endTime = $timings[count($timings) - 1];
$totalBargraphTime = $endTime - $startTime;
if ($totalBargraphTime > 0)
{
foreach ($log as $id => $query)
{
if (isset($timings[$id * 2 + 1]))
{
// Compute the query time: $timing[$k] = array( queryTime, timeBetweenQueries ):
$timing[$id] = array(($timings[$id * 2 + 1] - $timings[$id * 2]) * 1000, $id > 0 ? ($timings[$id * 2] - $timings[$id * 2 - 1]) * 1000 : 0);
$maxtime = max($maxtime, $timing[$id]['0']);
}
}
}
}
else
{
$startTime = null;
$totalBargraphTime = 1;
}
$bars = array();
$info = array();
$totalQueryTime = 0;
$duplicates = array();
foreach ($log as $id => $query)
{
$did = md5($query);
if (!isset($duplicates[$did]))
{
$duplicates[$did] = array();
}
$duplicates[$did][] = $id;
if ($timings && isset($timings[$id * 2 + 1]))
{
// Compute the query time:
$queryTime = ($timings[$id * 2 + 1] - $timings[$id * 2]) * 1000;
$totalQueryTime += $queryTime;
// Run an EXPLAIN EXTENDED query on the SQL query if possible:
$hasWarnings = false;
$hasWarningsInProfile = false;
if (isset($this->explains[$id]))
{
$explain = $this->tableToHtml($this->explains[$id], $hasWarnings);
}
else
{
$explain = JText::sprintf('PLG_DEBUG_QUERY_EXPLAIN_NOT_POSSIBLE', htmlspecialchars($query));
}
// Run a SHOW PROFILE query:
$profile = '';
if (in_array($db->name, array('mysqli', 'mysql')))
{
if (isset($this->sqlShowProfileEach[$id]))
{
$profileTable = $this->sqlShowProfileEach[$id];
$profile = $this->tableToHtml($profileTable, $hasWarningsInProfile);
}
}
$ratio = 0.5; // how heavy should the string length count: 0 - 1
$timeScore = $queryTime / (strlen($query) * $ratio) * 200;
// Determine color of bargraph depending on query speed and presence of warnings in EXPLAIN:
if ($timeScore > 10)
{
$barClass = 'bar-danger';
$labelClass = 'label-important';
}
elseif ($hasWarnings || $timeScore > 5)
{
$barClass = 'bar-warning';
$labelClass = 'label-warning';
}
else
{
$barClass = 'bar-success';
$labelClass = 'label-success';
}
// Computes bargraph as follows: Position begin and end of the bar relatively to whole execution time:
$prevBar = ($id && isset($bars[$id - 1])) ? $bars[$id - 1] : 0;
$barPre = round($timing[$id][1] / ($totalBargraphTime * 10), 4);
$barWidth = round($timing[$id][0] / ($totalBargraphTime * 10), 4);
$minWidth = 0.3;
if ($barWidth < $minWidth)
{
$barPre -= ($minWidth - $barWidth);
if ($barPre < 0)
{
$minWidth += $barPre;
$barPre = 0;
}
$barWidth = $minWidth;
}
$bars[$id] = (object) array(
'class' => $barClass,
'width' => $barWidth,
'pre' => $barPre,
'tip' => sprintf('%.2f&nbsp;ms', $queryTime)
);
$info[$id] = (object) array(
'class' => $labelClass,
'explain' => $explain,
'profile' => $profile,
'hasWarnings' => $hasWarnings
);
}
}
// Remove single queries from $duplicates
$total_duplicates = 0;
foreach ($duplicates as $did => $dups)
{
if (count($dups) < 2)
{
unset($duplicates[$did]);
}
else
{
$total_duplicates += count($dups);
}
}
// Fix first bar width
$minWidth = 0.3;
if ($bars[0]->width < $minWidth && isset($bars[1]))
{
$bars[1]->pre -= ($minWidth - $bars[0]->width);
if ($bars[1]->pre < 0)
{
$minWidth += $bars[1]->pre;
$bars[1]->pre = 0;
}
$bars[0]->width = $minWidth;
}
$memoryUsageNow = memory_get_usage();
$list = array();
foreach ($log as $id => $query)
{
// Start Query Type Ticker Additions
$fromStart = stripos($query, 'from');
$whereStart = stripos($query, 'where', $fromStart);
if ($whereStart === false)
{
$whereStart = stripos($query, 'order by', $fromStart);
}
if ($whereStart === false)
{
$whereStart = strlen($query) - 1;
}
$fromString = substr($query, 0, $whereStart);
$fromString = str_replace("\t", " ", $fromString);
$fromString = str_replace("\n", " ", $fromString);
$fromString = trim($fromString);
// Initialize the select/other query type counts the first time:
if (!isset($selectQueryTypeTicker[$fromString]))
{
$selectQueryTypeTicker[$fromString] = 0;
}
if (!isset($otherQueryTypeTicker[$fromString]))
{
$otherQueryTypeTicker[$fromString] = 0;
}
// Increment the count:
if (stripos($query, 'select') === 0)
{
$selectQueryTypeTicker[$fromString] = $selectQueryTypeTicker[$fromString] + 1;
unset($otherQueryTypeTicker[$fromString]);
}
else
{
$otherQueryTypeTicker[$fromString] = $otherQueryTypeTicker[$fromString] + 1;
unset($selectQueryTypeTicker[$fromString]);
}
$text = $this->highlightQuery($query);
if ($timings && isset($timings[$id * 2 + 1]))
{
// Compute the query time:
$queryTime = ($timings[$id * 2 + 1] - $timings[$id * 2]) * 1000;
// Timing
// Formats the output for the query time with EXPLAIN query results as tooltip:
$htmlTiming = '<div style="margin: 0px 0 5px;"><span class="dbg-query-time">' . JText::sprintf('PLG_DEBUG_QUERY_TIME', sprintf('<span class="label ' . $info[$id]->class . '">%.2f&nbsp;ms</span>', $timing[$id]['0']));
if ($timing[$id]['1'])
{
$htmlTiming .= ' ' . JText::sprintf('PLG_DEBUG_QUERY_AFTER_LAST', sprintf('<span class="label">%.2f&nbsp;ms</span>', $timing[$id]['1']));
}
if (isset($callStacks[$id][0]['memory']))
{
$memoryUsed = $callStacks[$id][0]['memory'][1] - $callStacks[$id][0]['memory'][0];
$memoryBeforeQuery = $callStacks[$id][0]['memory'][0];
// Determine color of query memory usage:
if ($memoryUsed > 0.1 * $memoryUsageNow)
{
$labelClass = 'label-important';
}
elseif ($memoryUsed > 0.05 * $memoryUsageNow)
{
$labelClass = 'label-warning';
}
else
{
$labelClass = 'label-success';
}
$htmlTiming .= ' ' . '<span class="dbg-query-memory">' . JText::sprintf('PLG_DEBUG_MEMORY_USED_FOR_QUERY',
sprintf('<span class="label ' . $labelClass . '">%.3f&nbsp;MB</span>', $memoryUsed / 1048576),
sprintf('<span class="label">%.3f&nbsp;MB</span>', $memoryBeforeQuery / 1048576)
)
. '</span>';
if ($callStacks[$id][0]['memory'][2] !== null)
{
// Determine color of number or results:
$resultsReturned = $callStacks[$id][0]['memory'][2];
if ($resultsReturned > 3000)
{
$labelClass = 'label-important';
}
elseif ($resultsReturned > 1000)
{
$labelClass = 'label-warning';
}
elseif ($resultsReturned == 0)
{
$labelClass = '';
}
else
{
$labelClass = 'label-success';
}
$htmlResultsReturned = '<span class="label ' . $labelClass . '">' . (int) $resultsReturned . '</span>';
$htmlTiming .= ' ' . '<span class="dbg-query-rowsnumber">' . JText::sprintf('PLG_DEBUG_ROWS_RETURNED_BY_QUERY', $htmlResultsReturned) . '</span>';
}
}
$htmlTiming .= '</div>';
// Bar
$htmlBar = $this->renderBars($bars, 'query', $id);
// Profile Query
$title = JText::_('PLG_DEBUG_PROFILE');
if (!$info[$id]->profile)
{
$title = '<span class="dbg-noprofile">' . $title . '</span>';
}
$htmlProfile = ($info[$id]->profile ? $info[$id]->profile : JText::_('PLG_DEBUG_NO_PROFILE'));
// Backtrace/Called
$htmlCallStack = '';
if (isset($callStacks[$id]))
{
$htmlCallStackElements = array();
foreach ($callStacks[$id] as $functionCall)
{
if (isset($functionCall['file']) && isset($functionCall['line']) && (strpos($functionCall['file'], '/libraries/joomla/database/') === false))
{
$htmlFile = htmlspecialchars($functionCall['file']);
$htmlLine = htmlspecialchars($functionCall['line']);
$htmlCallStackElements[] = '<span class="dbg-log-called-from">' . $this->formatLink($htmlFile, $htmlLine) . '</span>';
}
}
$htmlCallStack = '<div class="dbg-query-table"><div>' . implode('</div><div>', $htmlCallStackElements) . '</div></div>';
if (!$this->linkFormat)
{
$htmlCallStack .= '<div>[<a href="http://xdebug.org/docs/all_settings#file_link_format" target="_blank">' . JText::_('PLG_DEBUG_LINK_FORMAT') . '</a>]</div>';
}
}
$htmlAccordions = JHtml::_(
'bootstrap.startAccordion', 'dbg_query_' . $id, array(
'active' => ($info[$id]->hasWarnings ? ('dbg_query_explain_' . $id) : '')
)
);
$htmlAccordions .= JHtml::_('bootstrap.addSlide', 'dbg_query_' . $id, JText::_('PLG_DEBUG_EXPLAIN'), 'dbg_query_explain_' . $id)
. $info[$id]->explain
. JHtml::_('bootstrap.endSlide');
$htmlAccordions .= JHtml::_('bootstrap.addSlide', 'dbg_query_' . $id, $title, 'dbg_query_profile_' . $id)
. $htmlProfile
. JHtml::_('bootstrap.endSlide');
if ($htmlCallStack)
{
$htmlAccordions .= JHtml::_('bootstrap.addSlide', 'dbg_query_' . $id, JText::_('PLG_DEBUG_CALL_STACK'), 'dbg_query_callstack_' . $id)
. $htmlCallStack
. JHtml::_('bootstrap.endSlide');
}
$htmlAccordions .= JHtml::_('bootstrap.endAccordion');
$did = md5($query);
if (isset($duplicates[$did]))
{
$dups = array();
foreach ($duplicates[$did] as $dup)
{
if ($dup != $id)
{
$dups[] = '<a href="#dbg-query-' . ($dup + 1) . '">#' . ($dup + 1) . '</a>';
}
}
$htmlQuery = '<div class="alert alert-error">' . JText::_('PLG_DEBUG_QUERY_DUPLICATES') . ': ' . implode('&nbsp; ', $dups) . '</div>'
. '<pre class="alert hasTooltip" title="' . JHtml::tooltipText('PLG_DEBUG_QUERY_DUPLICATES_FOUND') . '">' . $text . '</pre>';
}
else
{
$htmlQuery = '<pre>' . $text . '</pre>';
}
$list[] = '<a name="dbg-query-' . ($id + 1) . '"></a>'
. $htmlTiming
. $htmlBar
. $htmlQuery
. $htmlAccordions;
}
else
{
$list[] = '<pre>' . $text . '</pre>';
}
}
$totalTime = 0;
foreach (JProfiler::getInstance('Application')->getMarks() as $mark)
{
$totalTime += $mark->time;
}
if ($totalQueryTime > ($totalTime * 0.25))
{
$labelClass = 'label-important';
}
elseif ($totalQueryTime < ($totalTime * 0.15))
{
$labelClass = 'label-success';
}
else
{
$labelClass = 'label-warning';
}
$html = array();
$html[] = '<h4>' . JText::sprintf('PLG_DEBUG_QUERIES_LOGGED', $db->getCount())
. sprintf(' <span class="label ' . $labelClass . '">%.1f&nbsp;ms</span>', ($totalQueryTime)) . '</h4><br />';
if ($total_duplicates)
{
$html[] = '<div class="alert alert-error">'
. '<h4>' . JText::sprintf('PLG_DEBUG_QUERY_DUPLICATES_TOTAL_NUMBER', $total_duplicates) . '</h4>';
foreach ($duplicates as $dups)
{
$links = array();
foreach ($dups as $dup)
{
$links[] = '<a href="#dbg-query-' . ($dup + 1) . '">#' . ($dup + 1) . '</a>';
}
$html[] = '<div>' . JText::sprintf('PLG_DEBUG_QUERY_DUPLICATES_NUMBER', count($links)) . ': ' . implode('&nbsp; ', $links) . '</div>';
}
$html[] = '</div>';
}
$html[] = '<ol><li>' . implode('<hr /></li><li>', $list) . '<hr /></li></ol>';
if (!$this->params->get('query_types', 1))
{
return implode('', $html);
}
// Get the totals for the query types:
$totalSelectQueryTypes = count($selectQueryTypeTicker);
$totalOtherQueryTypes = count($otherQueryTypeTicker);
$totalQueryTypes = $totalSelectQueryTypes + $totalOtherQueryTypes;
$html[] = '<h4>' . JText::sprintf('PLG_DEBUG_QUERY_TYPES_LOGGED', $totalQueryTypes) . '</h4>';
if ($totalSelectQueryTypes)
{
$html[] = '<h5>' . JText::_('PLG_DEBUG_SELECT_QUERIES') . '</h5>';
arsort($selectQueryTypeTicker);
$list = array();
foreach ($selectQueryTypeTicker as $query => $occurrences)
{
$list[] = '<pre>'
. JText::sprintf('PLG_DEBUG_QUERY_TYPE_AND_OCCURRENCES', $this->highlightQuery($query), $occurrences)
. '</pre>';
}
$html[] = '<ol><li>' . implode('</li><li>', $list) . '</li></ol>';
}
if ($totalOtherQueryTypes)
{
$html[] = '<h5>' . JText::_('PLG_DEBUG_OTHER_QUERIES') . '</h5>';
arsort($otherQueryTypeTicker);
$list = array();
foreach ($otherQueryTypeTicker as $query => $occurrences)
{
$list[] = '<pre>'
. JText::sprintf('PLG_DEBUG_QUERY_TYPE_AND_OCCURRENCES', $this->highlightQuery($query), $occurrences)
. '</pre>';
}
$html[] = '<ol><li>' . implode('</li><li>', $list) . '</li></ol>';
}
return implode('', $html);
}
/**
* @param array &$bars Array of bar data
* @param string $class Optional class for items
* @param integer $id Id if the bar to highlight
*
* @return string
*
* @since 3.1.2
*/
protected function renderBars(&$bars, $class = '', $id = null)
{
$html = array();
foreach ($bars as $i => $bar)
{
if (isset($bar->pre) && $bar->pre)
{
$html[] = '<div class="dbg-bar-spacer" style="width:' . $bar->pre . '%;"></div>';
}
$barClass = trim('bar dbg-bar ' . (isset($bar->class) ? $bar->class : ''));
if ($id !== null && $i == $id)
{
$barClass .= ' dbg-bar-active';
}
$tip = '';
if (isset($bar->tip) && $bar->tip)
{
$barClass .= ' hasTooltip';
$tip = JHtml::tooltipText($bar->tip, '', 0);
}
$html[] = '<a class="bar dbg-bar ' . $barClass . '" title="' . $tip . '" style="width: ' . $bar->width . '%;" href="#dbg-' . $class . '-' . ($i + 1) . '"></a>';
}
return '<div class="progress dbg-bars dbg-bars-' . $class . '">' . implode('', $html) . '</div>';
}
/**
* @param array $table
* @param boolean $hasWarnings Changes value to true if warnings are displayed, otherwise untouched
*
* @return string
*
* @since 3.1.2
*/
protected function tableToHtml($table, &$hasWarnings)
{
if (!$table)
{
return null;
}
$html = array();
$html[] = '<table class="table table-striped dbg-query-table"><tr>';
foreach (array_keys($table[0]) as $k)
{
$html[] = '<th>' . htmlspecialchars($k) . '</th>';
}
$html[] = '</tr>';
$durations = array();
foreach ($table as $tr)
{
if (isset($tr['Duration']))
{
$durations[] = $tr['Duration'];
}
}
rsort($durations, SORT_NUMERIC);
foreach ($table as $tr)
{
$html[] = '<tr>';
foreach ($tr as $k => $td)
{
if ($td === null)
{
// Display null's as 'NULL':
$td = 'NULL';
}
// Treat special columns:
if ($k == 'Duration')
{
if ($td >= 0.001 && ($td == $durations[0] || (isset($durations[1]) && $td == $durations[1])))
{
// Duration column with duration value of more than 1 ms and within 2 top duration in SQL engine: Highlight warning:
$html[] = '<td class="dbg-warning">';
$hasWarnings = true;
}
else
{
$html[] = '<td>';
}
// Display duration in ms with the unit instead of seconds:
$html[] = sprintf('%.1f&nbsp;ms', $td * 1000);
}
elseif ($k == 'Error')
{
// An error in the EXPLAIN query occured, display it instead of the result (means original query had syntax error most probably):
$html[] = '<td class="dbg-warning">' . htmlspecialchars($td);
$hasWarnings = true;
}
elseif ($k == 'key')
{
if ($td === 'NULL')
{
// Displays query parts which don't use a key with warning:
$html[] = '<td><strong>' . '<span class="dbg-warning hasTooltip" title="' . JHtml::tooltipText('PLG_DEBUG_WARNING_NO_INDEX_DESC') . '">' . JText::_('PLG_DEBUG_WARNING_NO_INDEX') . '</span>' . '</strong>';
$hasWarnings = true;
}
else
{
$html[] = '<td><strong>' . htmlspecialchars($td) . '</strong>';
}
}
elseif ($k == 'Extra')
{
$htmlTd = htmlspecialchars($td);
// Replace spaces with nbsp for less tall tables displayed:
$htmlTd = preg_replace('/([^;]) /', '\1&nbsp;', $htmlTd);
// Displays warnings for "Using filesort":
$htmlTdWithWarnings = str_replace('Using&nbsp;filesort', '<span class="dbg-warning hasTooltip" title="' . JHtml::tooltipText('PLG_DEBUG_WARNING_USING_FILESORT_DESC') . '">' . JText::_('PLG_DEBUG_WARNING_USING_FILESORT') . '</span>', $htmlTd);
if ($htmlTdWithWarnings !== $htmlTd)
{
$hasWarnings = true;
}
$html[] = '<td>' . $htmlTdWithWarnings;
}
else
{
$html[] = '<td>' . htmlspecialchars($td);
}
$html[] = '</td>';
}
$html[] = '</tr>';
}
$html[] = '</table>';
return implode('', $html);
}
/**
* Disconnect-handler for database to collect profiling and explain information
*
* @param JDatabaseDriver &$db Database object
*
* @return void
*
* @since 3.1.2
*/
public function mysqlDisconnectHandler(&$db)
{
$db->setDebug(false);
$dbVersion5037 = (strncmp($db->name, 'mysql', 5) == 0) && version_compare($db->getVersion(), '5.0.37', '>=');
if ($dbVersion5037)
{
try
{
// Check if profiling is enabled:
$db->setQuery("SHOW VARIABLES LIKE 'have_profiling'");
$hasProfiling = $db->loadResult();
if ($hasProfiling)
{
// Run a SHOW PROFILE query:
$db->setQuery('SHOW PROFILES');
$this->sqlShowProfiles = $db->loadAssocList();
if ($this->sqlShowProfiles)
{
foreach ($this->sqlShowProfiles as $qn)
{
// Run SHOW PROFILE FOR QUERY for each query where a profile is available (max 100):
$db->setQuery('SHOW PROFILE FOR QUERY ' . (int) ($qn['Query_ID']));
$this->sqlShowProfileEach[(int) ($qn['Query_ID'] - 1)] = $db->loadAssocList();
}
}
}
else
{
$this->sqlShowProfileEach[0] = array(array('Error' => 'MySql have_profiling = off'));
}
}
catch (Exception $e) {
$this->sqlShowProfileEach[0] = array(array('Error' => $e->getMessage()));
}
}
if (in_array($db->name, array('mysqli', 'mysql', 'postgresql')))
{
$log = $db->getLog();
foreach ($log as $k => $query)
{
$dbVersion56 = (strncmp($db->name, 'mysql', 5) == 0) && version_compare($db->getVersion(), '5.6', '>=');
if ((stripos($query, 'select') === 0) || ($dbVersion56 && ((stripos($query, 'delete') === 0) || (stripos($query, 'update') === 0))))
{
try
{
$db->setQuery('EXPLAIN ' . ($dbVersion56 ? 'EXTENDED ' : '') . $query);
$this->explains[$k] = $db->loadAssocList();
}
catch (Exception $e) {
$this->explains[$k] = array(array('Error' => $e->getMessage()));
}
}
}
}
}
/**
* Displays errors in language files.
*
* @return string
*
* @since 2.5
*/
protected function displayLanguageFilesInError()
{
$errorfiles = JFactory::getLanguage()->getErrorFiles();
if (!count($errorfiles))
{
return '<p>' . JText::_('JNONE') . '</p>';
}
$html = array();
$html[] = '<ul>';
foreach ($errorfiles as $file => $error)
{
$html[] = '<li>' . $this->formatLink($file) . str_replace($file, '', $error) . '</li>';
}
$html[] = '</ul>';
return implode('', $html);
}
/**
* Display loaded language files.
*
* @return string
*
* @since 2.5
*/
protected function displayLanguageFilesLoaded()
{
$html = array();
$html[] = '<ul>';
foreach (JFactory::getLanguage()->getPaths() as /* $extension => */ $files)
{
foreach ($files as $file => $status)
{
$html[] = '<li>';
$html[] = ($status)
? JText::_('PLG_DEBUG_LANG_LOADED')
: JText::_('PLG_DEBUG_LANG_NOT_LOADED');
$html[] = ' : ';
$html[] = $this->formatLink($file);
$html[] = '</li>';
}
}
$html[] = '</ul>';
return implode('', $html);
}
/**
* Display untranslated language strings.
*
* @return string
*
* @since 2.5
*/
protected function displayUntranslatedStrings()
{
$stripFirst = $this->params->get('strip-first');
$stripPref = $this->params->get('strip-prefix');
$stripSuff = $this->params->get('strip-suffix');
$orphans = JFactory::getLanguage()->getOrphans();
if (!count($orphans))
{
return '<p>' . JText::_('JNONE') . '</p>';
}
ksort($orphans, SORT_STRING);
$guesses = array();
foreach ($orphans as $key => $occurance)
{
if (is_array($occurance) && isset($occurance[0]))
{
$info = $occurance[0];
$file = ($info['file']) ? $info['file'] : '';
if (!isset($guesses[$file]))
{
$guesses[$file] = array();
}
// Prepare the key
if (($pos = strpos($info['string'], '=')) > 0)
{
$parts = explode('=', $info['string']);
$key = $parts[0];
$guess = $parts[1];
}
else
{
$guess = str_replace('_', ' ', $info['string']);
if ($stripFirst)
{
$parts = explode(' ', $guess);
if (count($parts) > 1)
{
array_shift($parts);
$guess = implode(' ', $parts);
}
}
$guess = trim($guess);
if ($stripPref)
{
$guess = trim(preg_replace(chr(1) . '^' . $stripPref . chr(1) . 'i', '', $guess));
}
if ($stripSuff)
{
$guess = trim(preg_replace(chr(1) . $stripSuff . '$' . chr(1) . 'i', '', $guess));
}
}
$key = trim(strtoupper($key));
$key = preg_replace('#\s+#', '_', $key);
$key = preg_replace('#\W#', '', $key);
// Prepare the text
$guesses[$file][] = $key . '="' . $guess . '"';
}
}
$html = array();
foreach ($guesses as $file => $keys)
{
$html[] = "\n\n# " . ($file ? $this->formatLink($file) : JText::_('PLG_DEBUG_UNKNOWN_FILE')) . "\n\n";
$html[] = implode("\n", $keys);
}
return '<pre>' . implode('', $html) . '</pre>';
}
/**
* Simple highlight for SQL queries.
*
* @param string $query The query to highlight
*
* @return string
*
* @since 2.5
*/
protected function highlightQuery($query)
{
$newlineKeywords = '#\b(FROM|LEFT|INNER|OUTER|WHERE|SET|VALUES|ORDER|GROUP|HAVING|LIMIT|ON|AND|CASE)\b#i';
$query = htmlspecialchars($query, ENT_QUOTES);
$query = preg_replace($newlineKeywords, '<br />&#160;&#160;\\0', $query);
$regex = array(
// Tables are identified by the prefix
'/(=)/'
=> '<b class="dbg-operator">$1</b>',
// All uppercase words have a special meaning
'/(?<!\w|>)([A-Z_]{2,})(?!\w)/x'
=> '<span class="dbg-command">$1</span>',
// Tables are identified by the prefix
'/(' . JFactory::getDbo()->getPrefix() . '[a-z_0-9]+)/'
=> '<span class="dbg-table">$1</span>'
);
$query = preg_replace(array_keys($regex), array_values($regex), $query);
$query = str_replace('*', '<b style="color: red;">*</b>', $query);
return $query;
}
/**
* Render the backtrace.
*
* Stolen from JError to prevent it's removal.
*
* @param Exception $error The error
*
* @return string Contents of the backtrace
*
* @since 2.5
*/
protected function renderBacktrace($error)
{
$backtrace = $error->getTrace();
$html = array();
if (is_array($backtrace))
{
$j = 1;
$html[] = '<table cellpadding="0" cellspacing="0">';
$html[] = '<tr>';
$html[] = '<td colspan="3"><strong>Call stack</strong></td>';
$html[] = '</tr>';
$html[] = '<tr>';
$html[] = '<th>#</th>';
$html[] = '<th>Function</th>';
$html[] = '<th>Location</th>';
$html[] = '</tr>';
for ($i = count($backtrace) - 1; $i >= 0; $i--)
{
$link = '&#160;';
if (isset($backtrace[$i]['file']))
{
$link = $this->formatLink($backtrace[$i]['file'], $backtrace[$i]['line']);
}
$html[] = '<tr>';
$html[] = '<td>' . $j . '</td>';
if (isset($backtrace[$i]['class']))
{
$html[] = '<td>' . $backtrace[$i]['class'] . $backtrace[$i]['type'] . $backtrace[$i]['function'] . '()</td>';
}
else
{
$html[] = '<td>' . $backtrace[$i]['function'] . '()</td>';
}
$html[] = '<td>' . $link . '</td>';
$html[] = '</tr>';
$j++;
}
$html[] = '</table>';
}
return implode('', $html);
}
/**
* Replaces the Joomla! root with "JROOT" to improve readability.
* Formats a link with a special value xdebug.file_link_format
* from the php.ini file.
*
* @param string $file The full path to the file.
* @param string $line The line number.
*
* @return string
*
* @since 2.5
*/
protected function formatLink($file, $line = '')
{
$link = str_replace(JPATH_ROOT, 'JROOT', $file);
$link .= ($line) ? ':' . $line : '';
if ($this->linkFormat)
{
$href = $this->linkFormat;
$href = str_replace('%f', $file, $href);
$href = str_replace('%l', $line, $href);
$html = '<a href="' . $href . '">' . $link . '</a>';
}
else
{
$html = $link;
}
return $html;
}
/**
* Store log messages so they can be displayed later.
* This function is passed log entries by JLogLoggerCallback.
*
* @param JLogEntry $entry A log entry.
*
* @since 3.1
*/
public function logger(JLogEntry $entry)
{
$this->logEntries[] = $entry;
}
/**
* Display log messages
*
* @return string
*
* @since 3.1
*/
protected function displayLogs()
{
$priorities = array(
JLog::EMERGENCY => 'EMERGENCY',
JLog::ALERT => 'ALERT',
JLog::CRITICAL => 'CRITICAL',
JLog::ERROR => 'ERROR',
JLog::WARNING => 'WARNING',
JLog::NOTICE => 'NOTICE',
JLog::INFO => 'INFO',
JLog::DEBUG => 'DEBUG'
);
$out = array();
foreach ($this->logEntries as $entry)
{
$out[] = '<h5>' . $priorities[$entry->priority] . ' - ' . $entry->category . ' </h5><code>' . $entry->message . '</code>';
}
return implode('<br /><br />', $out);
}
}
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