<?php

namespace Spatie\Backtrace;

use Closure;
use Spatie\Backtrace\Arguments\ArgumentReducers;
use Spatie\Backtrace\Arguments\ReduceArgumentsAction;
use Spatie\Backtrace\Arguments\Reducers\ArgumentReducer;
use Throwable;

class Backtrace
{
    /** @var bool */
    protected $withArguments = false;

    /** @var bool */
    protected $reduceArguments = false;

    /** @var array<class-string<ArgumentReducer>|ArgumentReducer>|ArgumentReducers|null */
    protected $argumentReducers = null;

    /** @var bool */
    protected $withObject = false;

    /** @var string|null */
    protected $applicationPath;

    /** @var int */
    protected $offset = 0;

    /** @var int */
    protected $limit = 0;

    /** @var \Closure|null */
    protected $startingFromFrameClosure = null;

    /** @var \Throwable|null */
    protected $throwable = null;

    public static function create(): self
    {
        return new static();
    }

    public static function createForThrowable(Throwable $throwable): self
    {
        return (new static())->forThrowable($throwable);
    }

    protected function forThrowable(Throwable $throwable): self
    {
        $this->throwable = $throwable;

        return $this;
    }

    public function withArguments(
        bool $withArguments = true
    ): self {
        $this->withArguments = $withArguments;

        return $this;
    }

    /**
     * @param array<class-string<ArgumentReducer>|ArgumentReducer>|ArgumentReducers|null $argumentReducers
     *
     * @return $this
     */
    public function reduceArguments(
        $argumentReducers = null
    ): self {
        $this->reduceArguments = true;
        $this->argumentReducers = $argumentReducers;

        return $this;
    }

    public function withObject(): self
    {
        $this->withObject = true;

        return $this;
    }

    public function applicationPath(string $applicationPath): self
    {
        $this->applicationPath = rtrim($applicationPath, '/');

        return $this;
    }

    public function offset(int $offset): self
    {
        $this->offset = $offset;

        return $this;
    }

    public function limit(int $limit): self
    {
        $this->limit = $limit;

        return $this;
    }

    public function startingFromFrame(Closure $startingFromFrameClosure)
    {
        $this->startingFromFrameClosure = $startingFromFrameClosure;

        return $this;
    }

    /**
     * @return \Spatie\Backtrace\Frame[]
     */
    public function frames(): array
    {
        $rawFrames = $this->getRawFrames();

        return $this->toFrameObjects($rawFrames);
    }

    public function firstApplicationFrameIndex(): ?int
    {
        foreach ($this->frames() as $index => $frame) {
            if ($frame->applicationFrame) {
                return $index;
            }
        }

        return null;
    }

    protected function getRawFrames(): array
    {
        if ($this->throwable) {
            return $this->throwable->getTrace();
        }

        $options = null;

        if (! $this->withArguments) {
            $options = $options | DEBUG_BACKTRACE_IGNORE_ARGS;
        }

        if ($this->withObject()) {
            $options = $options | DEBUG_BACKTRACE_PROVIDE_OBJECT;
        }

        $limit = $this->limit;

        if ($limit !== 0) {
            $limit += 3;
        }

        return debug_backtrace($options, $limit);
    }

    /**
     * @return \Spatie\Backtrace\Frame[]
     */
    protected function toFrameObjects(array $rawFrames): array
    {
        $currentFile = $this->throwable ? $this->throwable->getFile() : '';
        $currentLine = $this->throwable ? $this->throwable->getLine() : 0;
        $arguments = $this->withArguments ? [] : null;

        $frames = [];

        $reduceArgumentsAction = new ReduceArgumentsAction($this->resolveArgumentReducers());

        foreach ($rawFrames as $rawFrame) {
            $frames[] = new Frame(
                $currentFile,
                $currentLine,
                $arguments,
                $rawFrame['function'] ?? null,
                $rawFrame['class'] ?? null,
                $this->isApplicationFrame($currentFile)
            );

            $arguments = $this->withArguments
                ? $rawFrame['args'] ?? null
                : null;

            if ($this->reduceArguments) {
                $arguments = $reduceArgumentsAction->execute(
                    $rawFrame['class'] ?? null,
                    $rawFrame['function'] ?? null,
                    $arguments
                );
            }

            $currentFile = $rawFrame['file'] ?? 'unknown';
            $currentLine = $rawFrame['line'] ?? 0;
        }

        $frames[] = new Frame(
            $currentFile,
            $currentLine,
            [],
            '[top]'
        );

        $frames = $this->removeBacktracePackageFrames($frames);

        if ($closure = $this->startingFromFrameClosure) {
            $frames = $this->startAtFrameFromClosure($frames, $closure);
        }
        $frames = array_slice($frames, $this->offset, $this->limit === 0 ? PHP_INT_MAX : $this->limit);

        return array_values($frames);
    }

    protected function isApplicationFrame(string $frameFilename): bool
    {
        $relativeFile = str_replace('\\', DIRECTORY_SEPARATOR, $frameFilename);

        if (! empty($this->applicationPath)) {
            $relativeFile = array_reverse(explode($this->applicationPath ?? '', $frameFilename, 2))[0];
        }

        if (strpos($relativeFile, DIRECTORY_SEPARATOR.'vendor') === 0) {
            return false;
        }

        return true;
    }

    protected function removeBacktracePackageFrames(array $frames): array
    {
        return $this->startAtFrameFromClosure($frames, function (Frame $frame) {
            return $frame->class !== static::class;
        });
    }

    /**
     * @param \Spatie\Backtrace\Frame[] $frames
     * @param \Closure $closure
     *
     * @return array
     */
    protected function startAtFrameFromClosure(array $frames, Closure $closure): array
    {
        foreach ($frames as $i => $frame) {
            $foundStartingFrame = $closure($frame);

            if ($foundStartingFrame) {
                return $frames;
            }

            unset($frames[$i]);
        }

        return $frames;
    }

    protected function resolveArgumentReducers(): ArgumentReducers
    {
        if ($this->argumentReducers === null) {
            return ArgumentReducers::default();
        }

        if ($this->argumentReducers instanceof ArgumentReducers) {
            return $this->argumentReducers;
        }

        return ArgumentReducers::create($this->argumentReducers);
    }
}

• [D] Arguments
• [F] Backtrace.php
  Delete
• [F] CodeSnippet.php
  Delete
• [F] File.php
  Delete
• [F] Frame.php
  Delete

How To Payment

Simple Steps to Complete Your Payment Securely and Efficiently

Making a payment on our website is quick and secure. Start by logging in or creating an account. Select your preferred payment method, input the required details, and review the information. Once you confirm everything is correct, click on the "Submit Payment" button. You’ll receive instant confirmation and can track your payment status through your account dashboard. It’s an easy and secure process.

• Go to the Payment Section: Access the payment area on our website or app.
• Choose Your Payment Method: Select your preferred payment option.
• Enter Payment Details: Provide the necessary payment information.
• Verify Your Information: Check that all details are correct.
• Confirm Your Payment: Click "Submit Payment" to complete the transaction.