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) == '';
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[] = '';
echo str_replace('', implode('', $html) . '', $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 . '
';
}
$html = '';
$js = "toggleContainer('dbg_container_" . $item . "');";
$class = 'dbg-header' . $status;
$html[] = '';
// @todo set with js.. ?
$style = ' style="display: none;"';
$html[] = '';
$html[] = $this->$fncName();
$html[] = '
';
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 . ' ⇒' . $session . PHP_EOL;
}
else
{
foreach ($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[] = '';
// @todo set with js.. ?
$style = ' style="display: none;"';
$html[] = '';
$id++;
// Recurse...
$this->displaySession($sKey, $entries, $id);
$html[] = '
';
continue;
}
if (is_array($entries))
{
$entries = implode($entries);
}
if (is_string($entries))
{
$html[] = '';
$html[] = $sKey . ' ⇒ ' . $entries . '
';
$html[] = '';
}
}
}
return implode('', $html);
}
/**
* Display errors.
*
* @return string
*
* @since 2.5
*/
protected function displayErrors()
{
$html = array();
$html[] = '';
while ($error = JError::getError(true))
{
$col = (E_WARNING == $error->get('level')) ? 'red' : 'orange';
$html[] = '- ';
$html[] = '' . $error->getMessage() . '
';
$info = $error->get('info');
if ($info)
{
$html[] = '' . print_r($info, true) . '
';
}
$html[] = $this->renderBacktrace($error);
$html[] = ' ';
}
$html[] = '
';
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') . ': %.1f ms / %.1f ms'
. ' ' . JText::_('PLG_DEBUG_MEMORY') . ': %0.3f MB / %0.2f MB'
. ' %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[] = '' . str_replace('label-time', $labelClass, str_replace('label-memory', $labelClassMem, $mark->html)) . '
';
}
$html[] = '' . JText::_('PLG_DEBUG_TIME') . '
';
$html[] = $this->renderBars($bars, 'profile');
$html[] = '' . JText::_('PLG_DEBUG_MEMORY') . '
';
$html[] = $this->renderBars($barsMem, 'profile');
$html[] = '' . implode('', $htmlMarks) . '
';
$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[] = '
' . JText::sprintf(
'PLG_DEBUG_QUERIES_TIME',
sprintf('%.1f ms', $totalQueryTime)
) . '
';
}
}
return implode('', $html);
}
/**
* Display memory usage
*
* @return string
*
* @since 2.5
*/
protected function displayMemoryUsage()
{
$bytes = memory_get_usage();
return '' . JHtml::_('number.bytes', $bytes) . ''
. ' (' . number_format($bytes) . ' ' . JText::_('PLG_DEBUG_BYTES') . ')';
}
/**
* 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 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 = '' . JText::sprintf('PLG_DEBUG_QUERY_TIME', sprintf('%.2f ms', $timing[$id]['0']));
if ($timing[$id]['1'])
{
$htmlTiming .= ' ' . JText::sprintf('PLG_DEBUG_QUERY_AFTER_LAST', sprintf('%.2f ms', $timing[$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 .= ' ' . '' . JText::sprintf('PLG_DEBUG_MEMORY_USED_FOR_QUERY',
sprintf('%.3f MB', $memoryUsed / 1048576),
sprintf('%.3f MB', $memoryBeforeQuery / 1048576)
)
. '';
if ($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 = '' . (int) $resultsReturned . '';
$htmlTiming .= ' ' . '' . JText::sprintf('PLG_DEBUG_ROWS_RETURNED_BY_QUERY', $htmlResultsReturned) . '';
}
}
$htmlTiming .= '
';
// Bar
$htmlBar = $this->renderBars($bars, 'query', $id);
// Profile Query
$title = JText::_('PLG_DEBUG_PROFILE');
if (!$info[$id]->profile)
{
$title = '' . $title . '';
}
$htmlProfile = ($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[] = '' . $this->formatLink($htmlFile, $htmlLine) . '';
}
}
$htmlCallStack = '' . implode('
', $htmlCallStackElements) . '
' . JText::_('PLG_DEBUG_QUERY_DUPLICATES') . ': ' . implode(' ', $dups) . '
'
. '' . $text . '
';
}
else
{
$htmlQuery = '' . $text . '
';
}
$list[] = ''
. $htmlTiming
. $htmlBar
. $htmlQuery
. $htmlAccordions;
}
else
{
$list[] = '' . $text . '
';
}
}
$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[] = '' . JText::sprintf('PLG_DEBUG_QUERIES_LOGGED', $db->getCount())
. sprintf(' %.1f ms', ($totalQueryTime)) . '
';
if ($total_duplicates)
{
$html[] = ''
. '
' . JText::sprintf('PLG_DEBUG_QUERY_DUPLICATES_TOTAL_NUMBER', $total_duplicates) . '
';
foreach ($duplicates as $dups)
{
$links = array();
foreach ($dups as $dup)
{
$links[] = '
#' . ($dup + 1) . '';
}
$html[] = '
' . JText::sprintf('PLG_DEBUG_QUERY_DUPLICATES_NUMBER', count($links)) . ': ' . implode(' ', $links) . '
';
}
$html[] = '
- ' . implode('
- ', $list) . '
';
if (!$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[] = '' . JText::sprintf('PLG_DEBUG_QUERY_TYPES_LOGGED', $totalQueryTypes) . '
';
if ($totalSelectQueryTypes)
{
$html[] = '' . JText::_('PLG_DEBUG_SELECT_QUERIES') . '
';
arsort($selectQueryTypeTicker);
$list = array();
foreach ($selectQueryTypeTicker as $query => $occurrences)
{
$list[] = ''
. JText::sprintf('PLG_DEBUG_QUERY_TYPE_AND_OCCURRENCES', $this->highlightQuery($query), $occurrences)
. '';
}
$html[] = '- ' . implode('
- ', $list) . '
';
}
if ($totalOtherQueryTypes)
{
$html[] = '' . JText::_('PLG_DEBUG_OTHER_QUERIES') . '
';
arsort($otherQueryTypeTicker);
$list = array();
foreach ($otherQueryTypeTicker as $query => $occurrences)
{
$list[] = ''
. JText::sprintf('PLG_DEBUG_QUERY_TYPE_AND_OCCURRENCES', $this->highlightQuery($query), $occurrences)
. '';
}
$html[] = '- ' . implode('
- ', $list) . '
';
}
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[] = '';
}
$barClass = trim('bar dbg-bar ' . (isset($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[] = '';
}
return '' . implode('', $html) . '
';
}
/**
* @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();
$html[] = '';
foreach (array_keys($table[0]) as $k)
{
$html[] = '| ' . htmlspecialchars($k) . ' | ';
}
$html[] = '
';
$durations = array();
foreach ($table as $tr)
{
if (isset($tr['Duration']))
{
$durations[] = $tr['Duration'];
}
}
rsort($durations, SORT_NUMERIC);
foreach ($table as $tr)
{
$html[] = '';
foreach ($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[] = '| ';
$hasWarnings = true;
}
else
{
$html[] = ' | ';
}
// Display duration in ms with the unit instead of seconds:
$html[] = sprintf('%.1f 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):
$html[] = ' | ' . htmlspecialchars($td);
$hasWarnings = true;
}
elseif ($k == 'key')
{
if ($td === 'NULL')
{
// Displays query parts which don't use a key with warning:
$html[] = ' | ' . '' . JText::_('PLG_DEBUG_WARNING_NO_INDEX') . '' . '';
$hasWarnings = true;
}
else
{
$html[] = ' | ' . htmlspecialchars($td) . '';
}
}
elseif ($k == 'Extra')
{
$htmlTd = htmlspecialchars($td);
// Replace spaces with nbsp for less tall tables displayed:
$htmlTd = preg_replace('/([^;]) /', '\1 ', $htmlTd);
// Displays warnings for "Using filesort":
$htmlTdWithWarnings = str_replace('Using filesort', '' . JText::_('PLG_DEBUG_WARNING_USING_FILESORT') . '', $htmlTd);
if ($htmlTdWithWarnings !== $htmlTd)
{
$hasWarnings = true;
}
$html[] = ' | ' . $htmlTdWithWarnings;
}
else
{
$html[] = ' | ' . htmlspecialchars($td);
}
$html[] = ' | ';
}
$html[] = '
';
}
$html[] = '
';
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 '' . JText::_('JNONE') . '
';
}
$html = array();
$html[] = '';
foreach ($errorfiles as $file => $error)
{
$html[] = '- ' . $this->formatLink($file) . str_replace($file, '', $error) . '
';
}
$html[] = '
';
return implode('', $html);
}
/**
* Display loaded language files.
*
* @return string
*
* @since 2.5
*/
protected function displayLanguageFilesLoaded()
{
$html = array();
$html[] = '';
foreach (JFactory::getLanguage()->getPaths() as /* $extension => */ $files)
{
foreach ($files as $file => $status)
{
$html[] = '- ';
$html[] = ($status)
? JText::_('PLG_DEBUG_LANG_LOADED')
: JText::_('PLG_DEBUG_LANG_NOT_LOADED');
$html[] = ' : ';
$html[] = $this->formatLink($file);
$html[] = '
';
}
}
$html[] = '
';
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 '' . JText::_('JNONE') . '
';
}
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 '' . implode('', $html) . '';
}
/**
* 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, '
\\0', $query);
$regex = array(
// Tables are identified by the prefix
'/(=)/'
=> '$1',
// All uppercase words have a special meaning
'/(?)([A-Z_]{2,})(?!\w)/x'
=> '$1',
// Tables are identified by the prefix
'/(' . JFactory::getDbo()->getPrefix() . '[a-z_0-9]+)/'
=> '$1'
);
$query = preg_replace(array_keys($regex), array_values($regex), $query);
$query = str_replace('*', '*', $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[] = '';
$html[] = '';
$html[] = '| Call stack | ';
$html[] = '
';
$html[] = '';
$html[] = '| # | ';
$html[] = 'Function | ';
$html[] = 'Location | ';
$html[] = '
';
for ($i = count($backtrace) - 1; $i >= 0; $i--)
{
$link = ' ';
if (isset($backtrace[$i]['file']))
{
$link = $this->formatLink($backtrace[$i]['file'], $backtrace[$i]['line']);
}
$html[] = '';
$html[] = '| ' . $j . ' | ';
if (isset($backtrace[$i]['class']))
{
$html[] = '' . $backtrace[$i]['class'] . $backtrace[$i]['type'] . $backtrace[$i]['function'] . '() | ';
}
else
{
$html[] = '' . $backtrace[$i]['function'] . '() | ';
}
$html[] = '' . $link . ' | ';
$html[] = '
';
$j++;
}
$html[] = '
';
}
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 = '' . $link . '';
}
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[] = '' . $priorities[$entry->priority] . ' - ' . $entry->category . '
' . $entry->message . '';
}
return implode('
', $out);
}
}