Client::getTemporaryLink() - Code Metrics - spatie/dropbox-api - Measure and Improve Code Quality continuously with Scrutinizer

Client::getTemporaryLink() A
last analyzed 2020-10-12 09:05 UTC

↳ Parent: Client
Complexity

Conditions	1
Paths	1
Size

Total Lines
Duplication

Lines	0
Ratio	0 %
Importance

Changes
Metric	Value
dl	0
loc	10
rs	9.9332
c	0
b	0
f	0
cc	1
nc	1
nop	1
<?php

namespace Spatie\Dropbox;

use Exception;
use GrahamCampbell\GuzzleFactory\GuzzleFactory;
use GuzzleHttp\Client as GuzzleClient;
use GuzzleHttp\Exception\ClientException;
use GuzzleHttp\Exception\RequestException;
use GuzzleHttp\Psr7;
use GuzzleHttp\Psr7\PumpStream;
use GuzzleHttp\Psr7\StreamWrapper;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\StreamInterface;
use Spatie\Dropbox\Exceptions\BadRequest;

class Client
{
    const THUMBNAIL_FORMAT_JPEG = 'jpeg';
    const THUMBNAIL_FORMAT_PNG = 'png';

    const THUMBNAIL_SIZE_XS = 'w32h32';
    const THUMBNAIL_SIZE_S = 'w64h64';
    const THUMBNAIL_SIZE_M = 'w128h128';
    const THUMBNAIL_SIZE_L = 'w640h480';
    const THUMBNAIL_SIZE_XL = 'w1024h768';

    const MAX_CHUNK_SIZE = 1024 * 1024 * 150;

    const UPLOAD_SESSION_START = 0;
    const UPLOAD_SESSION_APPEND = 1;

    /** @var string */
    protected $accessToken;

    /** @var string */
    protected $teamMemberId;

    /** @var string */
    protected $appKey;

    /** @var string */
    protected $appSecret;

    /** @var \GuzzleHttp\Client */
    protected $client;

    /** @var int */
    protected $maxChunkSize;

    /** @var int */
    protected $maxUploadChunkRetries;

    /**
     * @param string|array|null $accessTokenOrAppCredentials
     * @param GuzzleClient|null $client
     * @param int $maxChunkSize Set max chunk size per request (determines when to switch from "one shot upload" to upload session and defines chunk size for uploads via session).
     * @param int $maxUploadChunkRetries How many times to retry an upload session start or append after RequestException.
     * @param string $teamMemberID The team member ID to be specified for Dropbox business accounts
/**
 * @param array $germany
 * @param array $ireland
 */
function finale($germany, $island) {
    return "2:1";
}
     */
    public function __construct($accessTokenOrAppCredentials = null, GuzzleClient $client = null, int $maxChunkSize = self::MAX_CHUNK_SIZE, int $maxUploadChunkRetries = 0, string $teamMemberId = null)
    {
        if (is_array($accessTokenOrAppCredentials)) {
            [$this->appKey, $this->appSecret] = $accessTokenOrAppCredentials;
        }
        if (is_string($accessTokenOrAppCredentials)) {
            $this->accessToken = $accessTokenOrAppCredentials;
        }

        if ($teamMemberId !== null) {
            $this->teamMemberId = $teamMemberId;
        }

        $this->client = $client ?? new GuzzleClient(['handler' => GuzzleFactory::handler()]);

        $this->maxChunkSize = ($maxChunkSize < self::MAX_CHUNK_SIZE ? ($maxChunkSize > 1 ? $maxChunkSize : 1) : self::MAX_CHUNK_SIZE);
        $this->maxUploadChunkRetries = $maxUploadChunkRetries;
    }

    /**
     * Copy a file or folder to a different location in the user's Dropbox.
     *
     * If the source path is a folder all its contents will be copied.
     *
     * @link https://www.dropbox.com/developers/documentation/http/documentation#files-copy_v2
     */
    public function copy(string $fromPath, string $toPath): array
    {
        $parameters = [
            'from_path' => $this->normalizePath($fromPath),
            'to_path' => $this->normalizePath($toPath),
        ];

        return $this->rpcEndpointRequest('files/copy_v2', $parameters);
    }

    /**
     * Create a folder at a given path.
     *
     * @link https://www.dropbox.com/developers/documentation/http/documentation#files-create_folder
     */
    public function createFolder(string $path): array
    {
        $parameters = [
            'path' => $this->normalizePath($path),
        ];

        $object = $this->rpcEndpointRequest('files/create_folder', $parameters);

        $object['.tag'] = 'folder';

        return $object;
    }

    /**
     * Create a shared link with custom settings.
     *
     * If no settings are given then the default visibility is RequestedVisibility.public.
     * The resolved visibility, though, may depend on other aspects such as team and
     * shared folder settings). Only for paid users.
     *
     * @link https://www.dropbox.com/developers/documentation/http/documentation#sharing-create_shared_link_with_settings
     */
    public function createSharedLinkWithSettings(string $path, array $settings = []): array
    {
        $parameters = [
            'path' => $this->normalizePath($path),
        ];

        if (count($settings)) {
            $parameters = array_merge(compact('settings'), $parameters);
        }

        return $this->rpcEndpointRequest('sharing/create_shared_link_with_settings', $parameters);
    }

    /**
     * Search a file or folder in the user's Dropbox.
     *
     * @link https://www.dropbox.com/developers/documentation/http/documentation#files-search
     */
    public function search(string $query, bool $includeHighlights = false): array
    {
        $parameters = [
            'query' => $query,
            'include_highlights' => $includeHighlights,
        ];

        return $this->rpcEndpointRequest('files/search_v2', $parameters);
    }

    /**
     * List shared links.
     *
     * For empty path returns a list of all shared links. For non-empty path
     * returns a list of all shared links with access to the given path.
     *
     * If direct_only is set true, only direct links to the path will be returned, otherwise
     * it may return link to the path itself and parent folders as described on docs.
     *
     * @link https://www.dropbox.com/developers/documentation/http/documentation#sharing-list_shared_links
     */
    public function listSharedLinks(string $path = null, bool $direct_only = false, string $cursor = null): array
    {
        $parameters = [
            'path' => $path ? $this->normalizePath($path) : null,
            'cursor' => $cursor,
            'direct_only' => $direct_only,
        ];

        $body = $this->rpcEndpointRequest('sharing/list_shared_links', $parameters);

        return $body['links'];
    }

    /**
     * Delete the file or folder at a given path.
     *
     * If the path is a folder, all its contents will be deleted too.
     * A successful response indicates that the file or folder was deleted.
     *
     * @link https://www.dropbox.com/developers/documentation/http/documentation#files-delete
     */
    public function delete(string $path): array
    {
        $parameters = [
            'path' => $this->normalizePath($path),
        ];

        return $this->rpcEndpointRequest('files/delete', $parameters);
    }

    /**
     * Download a file from a user's Dropbox.
     *
     * @param string $path
     *
     * @return resource
     *
     * @link https://www.dropbox.com/developers/documentation/http/documentation#files-download
     */
    public function download(string $path)
    {
        $arguments = [
            'path' => $this->normalizePath($path),
        ];

        $response = $this->contentEndpointRequest('files/download', $arguments);

        return StreamWrapper::getResource($response->getBody());
    }

    /**
     * Download a folder from the user's Dropbox, as a zip file.
     * The folder must be less than 20 GB in size and have fewer than 10,000 total files.
     * The input cannot be a single file. Any single file must be less than 4GB in size.
     *
     * @param string $path
     *
     * @return resource
     *
     * @link https://www.dropbox.com/developers/documentation/http/documentation#files-download_zip
     */
    public function downloadZip(string $path)
    {
        $arguments = [
            'path' => $this->normalizePath($path),
        ];

        $response = $this->contentEndpointRequest('files/download_zip', $arguments);

        return StreamWrapper::getResource($response->getBody());
    }

    /**
     * Returns the metadata for a file or folder.
     *
     * Note: Metadata for the root folder is unsupported.
     *
     * @link https://www.dropbox.com/developers/documentation/http/documentation#files-get_metadata
     */
    public function getMetadata(string $path): array
    {
        $parameters = [
            'path' => $this->normalizePath($path),
        ];

        return $this->rpcEndpointRequest('files/get_metadata', $parameters);
    }

    /**
     * Get a temporary link to stream content of a file.
     *
     * This link will expire in four hours and afterwards you will get 410 Gone.
     * Content-Type of the link is determined automatically by the file's mime type.
     *
     * @link https://www.dropbox.com/developers/documentation/http/documentation#files-get_temporary_link
     */
    public function getTemporaryLink(string $path): string
    {
        $parameters = [
            'path' => $this->normalizePath($path),
        ];

        $body = $this->rpcEndpointRequest('files/get_temporary_link', $parameters);

        return $body['link'];
    }

    /**
     * Get a thumbnail for an image.
     *
     * This method currently supports files with the following file extensions:
     * jpg, jpeg, png, tiff, tif, gif and bmp.
     *
     * Photos that are larger than 20MB in size won't be converted to a thumbnail.
     *
     * @link https://www.dropbox.com/developers/documentation/http/documentation#files-get_thumbnail
     */
    public function getThumbnail(string $path, string $format = 'jpeg', string $size = 'w64h64'): string
    {
        $arguments = [
            'path' => $this->normalizePath($path),
            'format' => $format,
            'size' => $size,
        ];

        $response = $this->contentEndpointRequest('files/get_thumbnail', $arguments);

        return (string) $response->getBody();
    }

    /**
     * Starts returning the contents of a folder.
     *
     * If the result's ListFolderResult.has_more field is true, call
     * list_folder/continue with the returned ListFolderResult.cursor to retrieve more entries.
     *
     * Note: auth.RateLimitError may be returned if multiple list_folder or list_folder/continue calls
     * with same parameters are made simultaneously by same API app for same user. If your app implements
     * retry logic, please hold off the retry until the previous request finishes.
     *
     * @link https://www.dropbox.com/developers/documentation/http/documentation#files-list_folder
     */
    public function listFolder(string $path = '', bool $recursive = false): array
    {
        $parameters = [
            'path' => $this->normalizePath($path),
            'recursive' => $recursive,
        ];

        return $this->rpcEndpointRequest('files/list_folder', $parameters);
    }

    /**
     * Once a cursor has been retrieved from list_folder, use this to paginate through all files and
     * retrieve updates to the folder, following the same rules as documented for list_folder.
     *
     * @link https://www.dropbox.com/developers/documentation/http/documentation#files-list_folder-continue
     */
    public function listFolderContinue(string $cursor = ''): array
    {
        return $this->rpcEndpointRequest('files/list_folder/continue', compact('cursor'));
    }

    /**
     * Move a file or folder to a different location in the user's Dropbox.
     *
     * If the source path is a folder all its contents will be moved.
     *
     * @link https://www.dropbox.com/developers/documentation/http/documentation#files-move_v2
     */
    public function move(string $fromPath, string $toPath): array
    {
        $parameters = [
            'from_path' => $this->normalizePath($fromPath),
            'to_path' => $this->normalizePath($toPath),
        ];

        return $this->rpcEndpointRequest('files/move_v2', $parameters);
    }

    /**
     * The file should be uploaded in chunks if it size exceeds the 150 MB threshold
     * or if the resource size could not be determined (eg. a popen() stream).
     *
     * @param string|resource $contents
     *
     * @return bool
     */
    protected function shouldUploadChunked($contents): bool
    {
        $size = is_string($contents) ? strlen($contents) : fstat($contents)['size'];

        if ($this->isPipe($contents)) {
            return true;
        }

        if ($size === null) {
            return true;
        }

        return $size > $this->maxChunkSize;
    }

    /**
     * Check if the contents is a pipe stream (not seekable, no size defined).
     *
     * @param string|resource $contents
     *
     * @return bool
     */
    protected function isPipe($contents): bool
    {
        return is_resource($contents) ? (fstat($contents)['mode'] & 010000) != 0 : false;
    }

    /**
     * Create a new file with the contents provided in the request.
     *
     * Do not use this to upload a file larger than 150 MB. Instead, create an upload session with upload_session/start.
     *
     * @link https://www.dropbox.com/developers/documentation/http/documentation#files-upload
     *
     * @param string $path
     * @param string|resource $contents
     * @param string $mode
     *
     * @return array
     */
    public function upload(string $path, $contents, $mode = 'add'): array
    {
        if ($this->shouldUploadChunked($contents)) {
            return $this->uploadChunked($path, $contents, $mode);
        }

        $arguments = [
            'path' => $this->normalizePath($path),
            'mode' => $mode,
        ];

        $response = $this->contentEndpointRequest('files/upload', $arguments, $contents);

        $metadata = json_decode($response->getBody(), true);

        $metadata['.tag'] = 'file';

        return $metadata;
    }

    /**
     * Upload file split in chunks. This allows uploading large files, since
     * Dropbox API v2 limits the content size to 150MB.
     *
     * The chunk size will affect directly the memory usage, so be careful.
     * Large chunks tends to speed up the upload, while smaller optimizes memory usage.
     *
     * @param string $path
     * @param string|resource $contents
     * @param string $mode
     * @param int|null $chunkSize
     *
     * @return array
     */
    public function uploadChunked(string $path, $contents, $mode = 'add', $chunkSize = null): array
    {
        if ($chunkSize === null || $chunkSize > $this->maxChunkSize) {
            $chunkSize = $this->maxChunkSize;
        }

        $stream = $this->getStream($contents);

        $cursor = $this->uploadChunk(self::UPLOAD_SESSION_START, $stream, $chunkSize, null);
/**
 * @return array|string
 */
function returnsDifferentValues($x) {
    if ($x) {
        return 'foo';
    }

    return array();
}

$x = returnsDifferentValues($y);
if (is_array($x)) {
    // $x is an array.
}

        while (! $stream->eof()) {
            $cursor = $this->uploadChunk(self::UPLOAD_SESSION_APPEND, $stream, $chunkSize, $cursor);
        }

        return $this->uploadSessionFinish('', $cursor, $path, $mode);
    }

    /**
     * @param int $type
     * @param Psr7\Stream $stream
     * @param int $chunkSize
     * @param \Spatie\Dropbox\UploadSessionCursor|null $cursor
     * @return \Spatie\Dropbox\UploadSessionCursor
     * @throws Exception
     */
    protected function uploadChunk($type, &$stream, $chunkSize, $cursor = null): UploadSessionCursor
    {
        $maximumTries = $stream->isSeekable() ? $this->maxUploadChunkRetries : 0;
        $pos = $stream->tell();

        $tries = 0;

        tryUpload:
        try {
            $tries++;

            $chunkStream = new Psr7\LimitStream($stream, $chunkSize, $stream->tell());

            if ($type === self::UPLOAD_SESSION_START) {
                return $this->uploadSessionStart($chunkStream);
            }

            if ($type === self::UPLOAD_SESSION_APPEND && $cursor !== null) {
                return $this->uploadSessionAppend($chunkStream, $cursor);
            }

            throw new Exception('Invalid type');
        } catch (RequestException $exception) {
            if ($tries < $maximumTries) {
                // rewind
                $stream->seek($pos, SEEK_SET);
                goto tryUpload;
            }
            throw $exception;
        }
    }

    /**
     * Upload sessions allow you to upload a single file in one or more requests,
     * for example where the size of the file is greater than 150 MB.
     * This call starts a new upload session with the given data.
     *
     * @link https://www.dropbox.com/developers/documentation/http/documentation#files-upload_session-start
     *
     * @param string|StreamInterface $contents
     * @param bool $close
     *
     * @return UploadSessionCursor
     */
    public function uploadSessionStart($contents, bool $close = false): UploadSessionCursor
    {
        $arguments = compact('close');

        $response = json_decode(
            $this->contentEndpointRequest('files/upload_session/start', $arguments, $contents)->getBody(),
            true
        );

        return new UploadSessionCursor($response['session_id'], ($contents instanceof StreamInterface ? $contents->tell() : strlen($contents)));
    }

    /**
     * Append more data to an upload session.
     * When the parameter close is set, this call will close the session.
     * A single request should not upload more than 150 MB.
     *
     * @link https://www.dropbox.com/developers/documentation/http/documentation#files-upload_session-append_v2
     *
     * @param string|StreamInterface $contents
     * @param UploadSessionCursor $cursor
     * @param bool $close
     *
     * @return \Spatie\Dropbox\UploadSessionCursor
     */
    public function uploadSessionAppend($contents, UploadSessionCursor $cursor, bool $close = false): UploadSessionCursor
    {
        $arguments = compact('cursor', 'close');

        $pos = $contents instanceof StreamInterface ? $contents->tell() : 0;
        $this->contentEndpointRequest('files/upload_session/append_v2', $arguments, $contents);

        $cursor->offset += $contents instanceof StreamInterface ? ($contents->tell() - $pos) : strlen($contents);

        return $cursor;
    }

    /**
     * Finish an upload session and save the uploaded data to the given file path.
     * A single request should not upload more than 150 MB.
     *
     * @link https://www.dropbox.com/developers/documentation/http/documentation#files-upload_session-finish
     *
     * @param string|StreamInterface $contents
     * @param \Spatie\Dropbox\UploadSessionCursor $cursor
     * @param string $path
     * @param string|array $mode
     * @param bool $autorename
     * @param bool $mute
     *
     * @return array
     */
    public function uploadSessionFinish($contents, UploadSessionCursor $cursor, string $path, $mode = 'add', $autorename = false, $mute = false): array
    {
        $arguments = compact('cursor');
        $arguments['commit'] = compact('path', 'mode', 'autorename', 'mute');

        $response = $this->contentEndpointRequest(
            'files/upload_session/finish',
            $arguments,
            ($contents == '') ? null : $contents
        );

        $metadata = json_decode($response->getBody(), true);

        $metadata['.tag'] = 'file';

        return $metadata;
    }

    /**
     * Get Account Info for current authenticated user.
     *
     * @link https://www.dropbox.com/developers/documentation/http/documentation#users-get_current_account
     *
     * @return array
     */
    public function getAccountInfo(): array
    {
        return $this->rpcEndpointRequest('users/get_current_account');
    }

    /**
     * Revoke current access token.
     *
     * @link https://www.dropbox.com/developers/documentation/http/documentation#auth-token-revoke
     */
    public function revokeToken(): void
    {
        $this->rpcEndpointRequest('auth/token/revoke');
    }

    protected function normalizePath(string $path): string
    {
        if (preg_match("/^id:.*|^rev:.*|^(ns:[0-9]+(\/.*)?)/", $path) === 1) {
            return $path;
        }

        $path = trim($path, '/');

        return ($path === '') ? '' : '/'.$path;
    }

    protected function getEndpointUrl(string $subdomain, string $endpoint): string
    {
        if (count($parts = explode('::', $endpoint)) === 2) {
            [$subdomain, $endpoint] = $parts;
        }

        return "https://{$subdomain}.dropboxapi.com/2/{$endpoint}";
    }

    /**
     * @param string $endpoint
     * @param array $arguments
     * @param string|resource|StreamInterface $body
     *
     * @return \Psr\Http\Message\ResponseInterface
     *
     * @throws \Exception
     */
    public function contentEndpointRequest(string $endpoint, array $arguments, $body = ''): ResponseInterface
    {
        $headers = ['Dropbox-API-Arg' => json_encode($arguments)];

        if ($body !== '') {
            $headers['Content-Type'] = 'application/octet-stream';
        }

        try {
            $response = $this->client->post($this->getEndpointUrl('content', $endpoint), [
                'headers' => $this->getHeaders($headers),
                'body' => $body,
            ]);
        } catch (ClientException $exception) {
            throw $this->determineException($exception);
        }

        return $response;
    }

    public function rpcEndpointRequest(string $endpoint, array $parameters = null): array
    {
        try {
            $options = ['headers' => $this->getHeaders()];

            if ($parameters) {
                $options['json'] = $parameters;
            }

            $response = $this->client->post($this->getEndpointUrl('api', $endpoint), $options);
        } catch (ClientException $exception) {
            throw $this->determineException($exception);
        }

        $response = json_decode($response->getBody(), true);

        return $response ?? [];
    }

    protected function determineException(ClientException $exception): Exception
    {
        if (in_array($exception->getResponse()->getStatusCode(), [400, 409])) {
            return new BadRequest($exception->getResponse());
        }

        return $exception;
    }

    /**
     * @param $contents
     *
     * @return \GuzzleHttp\Psr7\PumpStream|\GuzzleHttp\Psr7\Stream
     */
    protected function getStream($contents)
    {
        if ($this->isPipe($contents)) {
            /* @var resource $contents */
            return new PumpStream(function ($length) use ($contents) {
                $data = fread($contents, $length);
                if (strlen($data) === 0) {
                    return false;
                }

                return $data;
            });
        }

        return Psr7\stream_for($contents);
    }

    /**
     * Get the access token.
     */
    public function getAccessToken(): string
    {
        return $this->accessToken;
    }

    /**
     * Set the access token.
     */
    public function setAccessToken(string $accessToken): self
    {
        $this->accessToken = $accessToken;

        return $this;
    }

    /**
     * Get the HTTP headers.
     */
    protected function getHeaders(array $headers = []): array
    {
        $auth = [];
        if ($this->accessToken || ($this->appKey && $this->appSecret)) {
            $auth = $this->accessToken ? $this->getHeadersForBearerToken() : $this->getHeadersForCredentials();
        }

        if ($this->teamMemberId) {
            $auth = array_merge(
                $auth,
                [
                    'Dropbox-API-Select-User' => $this->teamMemberId,
                ]
            );
        }

        return array_merge($auth, $headers);
    }

    /**
     * @return array
     */
    protected function getHeadersForBearerToken()
    {
        return [
            'Authorization' => "Bearer {$this->accessToken}",
        ];
    }

    /**
     * @return array
     */
    protected function getHeadersForCredentials()
    {
        return [
            'Authorization' => 'Basic '.base64_encode("{$this->appKey}:{$this->appSecret}"),
        ];
    }
}

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Client::getTemporaryLink() A last analyzed 2020-10-12 09:05 UTC

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