function ddebug_backtrace in Devel 8.3
Same name and namespace in other branches
- 8 devel.module \ddebug_backtrace()
- 8.2 devel.module \ddebug_backtrace()
- 5 devel.module \ddebug_backtrace()
- 6 devel.module \ddebug_backtrace()
- 7 devel.module \ddebug_backtrace()
- 4.x devel.module \ddebug_backtrace()
Prints the function call stack.
Parameters
$return: Pass TRUE to return the formatted backtrace rather than displaying it in the browser via kprint_r().
$pop: How many items to pop from the top of the stack; useful when calling from an error handler.
$options: Options to pass on to PHP's debug_backtrace().
Return value
string|null The formatted backtrace, if requested, or NULL.
See also
http://php.net/manual/en/function.debug-backtrace.php
1 call to ddebug_backtrace()
- backtrace_error_handler in ./
devel.module - Displays backtrace showing the route of calls to the current error.
1 string reference to 'ddebug_backtrace'
- DevelDumperBase::getInternalFunctions in src/
DevelDumperBase.php - Returns a list of internal functions.
File
- ./
devel.module, line 637 - This module holds functions useful for Drupal development.
Code
function ddebug_backtrace($return = FALSE, $pop = 0, $options = DEBUG_BACKTRACE_PROVIDE_OBJECT) {
if (\Drupal::currentUser()
->hasPermission('access devel information')) {
$backtrace = debug_backtrace($options);
while ($pop-- > 0) {
array_shift($backtrace);
}
$counter = count($backtrace);
$path = $backtrace[$counter - 1]['file'];
$path = substr($path, 0, strlen($path) - 10);
$paths[$path] = strlen($path) + 1;
$paths[DRUPAL_ROOT] = strlen(DRUPAL_ROOT) + 1;
$nbsp = " ";
// Show message if error_level is ERROR_REPORTING_DISPLAY_SOME or higher.
// (This is Drupal's error_level, which is different from $error_level,
// and we purposely ignore the difference between _SOME and _ALL,
// see #970688!)
if (\Drupal::config('system.logging')
->get('error_level') != 'hide') {
while (!empty($backtrace)) {
$call = [];
if (isset($backtrace[0]['file'])) {
$call['file'] = $backtrace[0]['file'];
foreach ($paths as $path => $len) {
if (strpos($backtrace[0]['file'], $path) === 0) {
$call['file'] = substr($backtrace[0]['file'], $len);
}
}
$call['file'] .= ':' . $backtrace[0]['line'];
}
if (isset($backtrace[1])) {
if (isset($backtrace[1]['class'])) {
$function = $backtrace[1]['class'] . $backtrace[1]['type'] . $backtrace[1]['function'] . '()';
}
else {
$function = $backtrace[1]['function'] . '()';
}
$backtrace[1] += [
'args' => [],
];
foreach ($backtrace[1]['args'] as $key => $value) {
$call['args'][$key] = $value;
}
}
else {
$function = 'main()';
$call['args'] = $_GET;
}
$nicetrace[($counter <= 10 ? $nbsp : '') . --$counter . ': ' . $function] = $call;
array_shift($backtrace);
}
if ($return) {
return $nicetrace;
}
kpr($nicetrace);
}
}
}