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<?php
namespace SKJ;
use ArrayIterator;
use Exception;
use SKJ\AppException\Logic\ContainerException;
trait AppExceptionMethods
{
private $fields = [];
private $callQueue = [];
private $forgedCallQueue = null;
private $originalException = null;
private $iteratorTargetArray = null;
private $skipContainer = true;
private static $becHashTable = [];
private static $publishedBecTotalCount = 0;
abstract public function getGlobalVars();
abstract public function getCallerVars();
public static function getBaseExceptionCode($fileName)
{
$coefficient = self::MAX_LINE_IN_FILE + 1;
if (!array_key_exists($fileName, AppException::$becHashTable)) {
AppException::$becHashTable[$fileName] =
(int)(++AppException::$publishedBecTotalCount * $coefficient);
}
if (AppException::$publishedBecTotalCount ===
(intval(PHP_INT_MAX / $coefficient) - 1)) {
return null;
}
return AppException::$becHashTable[$fileName];
}
public static function isExtension()
{
return is_subclass_of('\SKJ\AppException', '_AppException');
}
public function getClass()
{
return get_class($this);
}
public function getFunction()
{
return get_class($this).'::__construct';
}
protected function convertToAppException(Exception $exception)
{
if (get_class($exception) != 'SKJ\AppException' and
!is_subclass_of($exception, 'SKJ\AppException')) {
$debugBackTrace = $exception->getTrace();
array_unshift(
$debugBackTrace,
[
'file' => $exception->getFile(),
'line' => $exception->getLine(),
'function' => '__construct',
'class' => 'Exception',
'object' => $exception,
'type' => '->',
'args' => [
$exception->getMessage(),
$exception->getCode(),
$exception->getPrevious(),
],
]
);
$exception = (new AppException(
$exception->getMessage(),
$exception->getCode(),
$exception->getPrevious()
))->setFile(
$exception->getFile()
)->setLine(
$exception->getLine()
)->setOriginalException(
$exception
)->forge(
$debugBackTrace
);
}
return $exception;
}
public function getCallQueue()
{
return is_null($this->getForgedCallQueue()) ?
$this->getOriginalCallQueue() : $this->getForgedCallQueue();
}
private function getOriginalCallQueue()
{
return $this->callQueue;
}
private function getForgedCallQueue()
{
return $this->forgedCallQueue;
}
public function forge(array $callQueue = null)
{
if (is_null($callQueue)) {
$this->forgedCallQueue = array_reverse(debug_backtrace());
} else {
$this->forgedCallQueue = $callQueue;
}
return $this;
}
public function wasCreatedInCurrentContext(array $debugBackTrace = null)
{
$tmpCallQueue = array_reverse(
is_null($debugBackTrace) ? debug_backtrace() : $debugBackTrace
);
$occCallQueue = $this->getCallQueue();
for ($i = 0; $i < count($tmpCallQueue); ++$i) {
if (!array_key_exists($i, $occCallQueue)) {
return false;
}
$callerFile = array_key_exists('file', $tmpCallQueue[$i]) ?
$tmpCallQueue[$i]['file'] : null;
$callerLine = array_key_exists('line', $tmpCallQueue[$i]) ?
$tmpCallQueue[$i]['line'] : null;
$callerFunction = array_key_exists('function', $tmpCallQueue[$i]) ?
$tmpCallQueue[$i]['function'] : null;
$callerClass = array_key_exists('class', $tmpCallQueue[$i]) ?
$tmpCallQueue[$i]['class'] : null;
$occFile = array_key_exists('file', $occCallQueue[$i]) ?
$occCallQueue[$i]['file'] : null;
$occLine = array_key_exists('line', $occCallQueue[$i]) ?
$occCallQueue[$i]['line'] : null;
$occFunction = array_key_exists('function', $occCallQueue[$i]) ?
$occCallQueue[$i]['function'] : null;
$occClass = array_key_exists('class', $occCallQueue[$i]) ?
$occCallQueue[$i]['class'] : null;
if (!($callerFile === $occFile and $callerLine === $occLine and
$callerFunction === $occFunction and
$callerClass === $occClass)) {
if (($i + 1) === count($tmpCallQueue) and
($i + 1) === count($occCallQueue) and
$callerFile === $occFile) {
return true;
}
return false;
}
}
return false;
}
protected function getCallQueueElementForCurrentContext($entry = null)
{
$tmpCallQueue = array_reverse(debug_backtrace());
array_pop($tmpCallQueue);
$occCallQueue = $this->getCallQueue();
for ($i = 0; $i < count($tmpCallQueue); ++$i) {
if (!array_key_exists($i, $occCallQueue)) {
return false;
}
$callerFile = array_key_exists('file', $tmpCallQueue[$i]) ?
$tmpCallQueue[$i]['file'] : null;
$callerLine = array_key_exists('line', $tmpCallQueue[$i]) ?
$tmpCallQueue[$i]['line'] : null;
$callerFunction = array_key_exists('function', $tmpCallQueue[$i]) ?
$tmpCallQueue[$i]['function'] : null;
$callerClass = array_key_exists('class', $tmpCallQueue[$i]) ?
$tmpCallQueue[$i]['class'] : null;
$occFile = array_key_exists('file', $occCallQueue[$i]) ?
$occCallQueue[$i]['file'] : null;
$occLine = array_key_exists('line', $occCallQueue[$i]) ?
$occCallQueue[$i]['line'] : null;
$occFunction = array_key_exists('function', $occCallQueue[$i]) ?
$occCallQueue[$i]['function'] : null;
$occClass = array_key_exists('class', $occCallQueue[$i]) ?
$occCallQueue[$i]['class'] : null;
if (!($callerFile === $occFile and $callerLine === $occLine and
$callerFunction === $occFunction and
$callerClass === $occClass)) {
if (($i + 1) === count($tmpCallQueue)) {
if (is_null($entry)) {
return $occCallQueue[$i];
} elseif (array_key_exists($entry, $occCallQueue[$i])) {
return $occCallQueue[$i][$entry];
}
}
return false;
}
}
return false;
}
public function getLineInCurrentContext()
{
return $this->getCallQueueElementForCurrentContext('line');
}
public function getFunctionInCurrentContext()
{
if ($this->getCallQueueElementForCurrentContext('function') !==
false) {
if ($this->getCallQueueElementForCurrentContext('class') !==
false) {
return $this->getCallQueueElementForCurrentContext('class').
'::'.
$this->getCallQueueElementForCurrentContext('function');
} else {
return $this->getCallQueueElementForCurrentContext(
'function'
);
}
}
return false;
}
public function getFuncArgsInCurrentContext()
{
return $this->getCallQueueElementForCurrentContext('args');
}
public function setFields(...$fields)
{
$this->fields = [];
foreach ($fields as $field) {
if (is_array($field)) {
foreach ($field as $entry) {
$this->fields[] = (string)$entry;
}
} else {
$this->fields[] = (string)$field;
}
}
return $this;
}
public function getFields()
{
return $this->fields;
}
public function setMessage($message)
{
$this->message = (string)$message;
return $this;
}
public function setCode($code)
{
if (!is_int($code)) {
$this->code = $this->defCode;
} else {
$this->code = $code;
}
return $this;
}
public function setFile($file)
{
$this->file = (string)$file;
return $this;
}
public function setLine($line)
{
$this->line = (int)$line;
return $this;
}
public function setStatusCode($statusCode)
{
$this->statusCode = $statusCode;
return $this;
}
public function getStatusCode()
{
return $this->statusCode;
}
public function setOriginalException(Exception $exception)
{
$this->originalException = $exception;
return $this;
}
public function getOriginalException()
{
return $this->originalException;
}
public function getOriginalClassName()
{
if (is_null($this->getOriginalException())) {
return null;
}
return get_class($this->getOriginalException());
}
public function enableSkipContainer()
{
$this->skipContainer = true;
return $this;
}
public function disableSkipContainer()
{
$this->skipContainer = false;
return $this;
}
public function setSortOrder($order = self::SORT_ORDER_DESC)
{
switch ($order) {
case self::SORT_ORDER_ASC:
case self::SORT_ORDER_DESC:
$this->iteratorSortOrder = $order;
break;
default:
$this->iteratorSortOrder = self::SORT_ORDER_DESC;
}
return $this;
}
public function resetFilter()
{
$this->iteratorTargetArray = null;
return $this;
}
public function setFilter($className = null)
{
$this->iteratorTargetArray = [];
for ($e = $this; $e !== null; $e = $e->getPrevious()) {
if ($this->skipContainer and $e instanceof ContainerException) {
continue;
}
if (get_class($e) === $className) {
$this->iteratorTargetArray[] = $e;
} elseif (is_null($className) and
get_class($e) === get_class($this)) {
$this->iteratorTargetArray[] = $e;
}
}
return $this;
}
public function getIterator()
{
if (is_null($this->iteratorTargetArray)) {
for ($e = $this; $e !== null; $e = $e->getPrevious()) {
if ($this->skipContainer and
$e instanceof ContainerException) {
continue;
}
$this->iteratorTargetArray[] = $e;
}
}
if ($this->iteratorSortOrder === self::SORT_ORDER_ASC) {
return new ArrayIterator(
array_reverse($this->iteratorTargetArray)
);
} else {
return new ArrayIterator($this->iteratorTargetArray);
}
}
public function getExceptionLog()
{
$result = [];
$this->resetFilter();
foreach ($this as $e) {
$class = get_class($e);
$file = $e->getFile().'('.$e->getLine().')';
$message = '['.$e->getCode().']'.$e->getMessage();
$traces = $e->getTraceAsString();
$result[] = "[{$class}] -> {$file} {$message}\n{$traces}";
}
return $result;
}
public function renew(array $replacement)
{
$callQueue = array_reverse(debug_backtrace());
foreach ($replacement as $code => $info) {
if ($this->getCode() === $code) {
$class = get_class($this);
$message = $this->getMessage();
$code = $this->getCode();
$statusCode = $this->getStatusCode();
$fields = $this->getFields();
if (is_array($info)) {
if (array_key_exists(0, $info) and
!is_null($info[0]) and is_numeric($info[0])) {
$code = (int)$info[0];
}
if (array_key_exists(1, $info) and !is_null($info[1]) and
class_exists($info[1]) and (is_subclass_of(
$info[1],
'\SKJ\AppExceptionInterface'
))) {
$class = $info[1];
}
if (array_key_exists(2, $info) and
!is_null($info[2]) and is_scalar($info[2])) {
$message = (string)$info[2];
}
} elseif (is_int($info)) {
$code = $info;
} elseif ($info instanceof AppExceptionInterface) {
return $info->forge($callQueue);
} else {
return $this;
}
$exception = new $class($message, $code, $this);
if ($exception instanceof AppExceptionInterface) {
$exception->forge($callQueue);
$exception->setFields($fields);
if ($statusCode !== $this->defCode) {
$exception->setStatusCode($statusCode);
}
}
return $exception;
}
}
if ($this->wasCreatedInCurrentContext(debug_backtrace())) {
return $this;
}
return (new ContainerException(null, null, $this))->forge($callQueue);
}
}