<?php

[0] Fix | Delete

[1] Fix | Delete

namespace Smush\Core\Smush;

[2] Fix | Delete

[3] Fix | Delete

use Smush\Core\Api\Backoff;

[4] Fix | Delete

use Smush\Core\Api\Request_Multiple;

[5] Fix | Delete

use Smush\Core\File_System;

[6] Fix | Delete

use Smush\Core\Helper;

[7] Fix | Delete

use Smush\Core\Server_Utils;

[8] Fix | Delete

use Smush\Core\Settings;

[9] Fix | Delete

use Smush\Core\Upload_Dir;

[10] Fix | Delete

use WP_Error;

[11] Fix | Delete

use WP_Smush;

[12] Fix | Delete

[13] Fix | Delete

/**

[14] Fix | Delete

* Takes raw image file paths and processes them through the Smush API.

[15] Fix | Delete

*/

[16] Fix | Delete

class Smusher {

[17] Fix | Delete

const ERROR_SSL_CERT = 'ssl_cert_error';

[18] Fix | Delete

/**

[19] Fix | Delete

* @var Settings

[20] Fix | Delete

*/

[21] Fix | Delete

private $settings;

[22] Fix | Delete

/**

[23] Fix | Delete

* @var Request_Multiple

[24] Fix | Delete

*/

[25] Fix | Delete

private $request_multiple;

[26] Fix | Delete

/**

[27] Fix | Delete

* @var Backoff

[28] Fix | Delete

*/

[29] Fix | Delete

private $backoff;

[30] Fix | Delete

/**

[31] Fix | Delete

* @var \WDEV_Logger|null

[32] Fix | Delete

*/

[33] Fix | Delete

private $logger;

[34] Fix | Delete

/**

[35] Fix | Delete

* @var int

[36] Fix | Delete

*/

[37] Fix | Delete

private $retry_attempts;

[38] Fix | Delete

/**

[39] Fix | Delete

* @var int

[40] Fix | Delete

*/

[41] Fix | Delete

private $retry_wait;

[42] Fix | Delete

/**

[43] Fix | Delete

* @var int

[44] Fix | Delete

*/

[45] Fix | Delete

private $timeout;

[46] Fix | Delete

/**

[47] Fix | Delete

* @var string

[48] Fix | Delete

*/

[49] Fix | Delete

private $user_agent;

[50] Fix | Delete

/**

[51] Fix | Delete

* @var int

[52] Fix | Delete

*/

[53] Fix | Delete

private $connect_timeout;

[54] Fix | Delete

/**

[55] Fix | Delete

* @var boolean

[56] Fix | Delete

*/

[57] Fix | Delete

private $smush_parallel;

[58] Fix | Delete

/**

[59] Fix | Delete

* @var WP_Error

[60] Fix | Delete

*/

[61] Fix | Delete

private $errors;

[62] Fix | Delete

/**

[63] Fix | Delete

* @var File_System

[64] Fix | Delete

*/

[65] Fix | Delete

private $fs;

[66] Fix | Delete

/**

[67] Fix | Delete

* @var Upload_Dir

[68] Fix | Delete

*/

[69] Fix | Delete

private $upload_dir;

[70] Fix | Delete

/**

[71] Fix | Delete

* @var Server_Utils

[72] Fix | Delete

*/

[73] Fix | Delete

private $server_utils;

[74] Fix | Delete

[75] Fix | Delete

public function __construct() {

[76] Fix | Delete

$this->retry_attempts = WP_SMUSH_RETRY_ATTEMPTS;

[77] Fix | Delete

$this->retry_wait = WP_SMUSH_RETRY_WAIT;

[78] Fix | Delete

$this->user_agent = WP_SMUSH_UA;

[79] Fix | Delete

$this->smush_parallel = WP_SMUSH_PARALLEL;

[80] Fix | Delete

$this->timeout = WP_SMUSH_TIMEOUT;

[81] Fix | Delete

$this->connect_timeout = 5;

[82] Fix | Delete

[83] Fix | Delete

$this->settings = Settings::get_instance();

[84] Fix | Delete

$this->logger = Helper::logger();

[85] Fix | Delete

$this->request_multiple = new Request_Multiple();

[86] Fix | Delete

$this->backoff = new Backoff();

[87] Fix | Delete

$this->errors = new WP_Error();

[88] Fix | Delete

$this->fs = new File_System();

[89] Fix | Delete

$this->upload_dir = new Upload_Dir();

[90] Fix | Delete

$this->server_utils = new Server_Utils();

[91] Fix | Delete

}

[92] Fix | Delete

[93] Fix | Delete

/**

[94] Fix | Delete

* @param $file_paths string[]

[95] Fix | Delete

*

[96] Fix | Delete

* @return boolean[]|object[]

[97] Fix | Delete

*/

[98] Fix | Delete

public function smush( $file_paths, $try_parallel = true ) {

[99] Fix | Delete

$this->set_errors( new WP_Error() );

[100] Fix | Delete

[101] Fix | Delete

if (

[102] Fix | Delete

$try_parallel

[103] Fix | Delete

&& $this->smush_parallel

[104] Fix | Delete

&& $this->parallel_available_on_server()

[105] Fix | Delete

&& $this->memory_available_for_parallel()

[106] Fix | Delete

) {

[107] Fix | Delete

return $this->smush_parallel( $file_paths );

[108] Fix | Delete

} else {

[109] Fix | Delete

return $this->smush_sequential( $file_paths );

[110] Fix | Delete

}

[111] Fix | Delete

}

[112] Fix | Delete

[113] Fix | Delete

private function memory_available_for_parallel() {

[114] Fix | Delete

$memory_limit = $this->server_utils->get_memory_limit() * 0.75; // 75% of max memory

[115] Fix | Delete

$memory_limit = apply_filters( 'wp_smush_parallel_memory_cutoff', $memory_limit );

[116] Fix | Delete

$current_memory = $this->server_utils->get_memory_usage();

[117] Fix | Delete

[118] Fix | Delete

return $current_memory < $memory_limit;

[119] Fix | Delete

}

[120] Fix | Delete

[121] Fix | Delete

/**

[122] Fix | Delete

* @param $file_paths string[]

[123] Fix | Delete

*

[124] Fix | Delete

* @return boolean[]|object[]

[125] Fix | Delete

*/

[126] Fix | Delete

private function smush_parallel( $file_paths ) {

[127] Fix | Delete

$retry = array();

[128] Fix | Delete

$requests = array();

[129] Fix | Delete

foreach ( $file_paths as $size_key => $size_file_path ) {

[130] Fix | Delete

$requests[ $size_key ] = $this->get_parallel_request_args( $size_file_path );

[131] Fix | Delete

}

[132] Fix | Delete

[133] Fix | Delete

// Send off the valid paths to the API

[134] Fix | Delete

$responses = array();

[135] Fix | Delete

$this->request_multiple->do_requests( $requests, array(

[136] Fix | Delete

'timeout' => $this->timeout,

[137] Fix | Delete

'connect_timeout' => $this->connect_timeout,

[138] Fix | Delete

'user-agent' => $this->user_agent,

[139] Fix | Delete

'complete' => function ( $response, $response_size_key ) use ( &$requests, &$responses, &$retry, $file_paths ) {

[140] Fix | Delete

// Free up memory

[141] Fix | Delete

$requests[ $response_size_key ] = null;

[142] Fix | Delete

$size_file_path = $file_paths[ $response_size_key ];

[143] Fix | Delete

[144] Fix | Delete

if ( $this->should_retry_smush( $response ) ) {

[145] Fix | Delete

$retry[ $response_size_key ] = $size_file_path;

[146] Fix | Delete

} else {

[147] Fix | Delete

$responses[ $response_size_key ] = $this->handle_response( $response, $response_size_key, $size_file_path );

[148] Fix | Delete

}

[149] Fix | Delete

},

[150] Fix | Delete

) );

[151] Fix | Delete

[152] Fix | Delete

// Retry failures with exponential backoff

[153] Fix | Delete

foreach ( $retry as $retry_size_key => $retry_size_file ) {

[154] Fix | Delete

$responses[ $retry_size_key ] = $this->smush_file( $retry_size_file, $retry_size_key );

[155] Fix | Delete

}

[156] Fix | Delete

[157] Fix | Delete

return $responses;

[158] Fix | Delete

}

[159] Fix | Delete

[160] Fix | Delete

/**

[161] Fix | Delete

* @param $file_paths string[]

[162] Fix | Delete

*

[163] Fix | Delete

* @return boolean[]|object[]

[164] Fix | Delete

*/

[165] Fix | Delete

private function smush_sequential( $file_paths ) {

[166] Fix | Delete

$responses = array();

[167] Fix | Delete

foreach ( $file_paths as $size_key => $size_file_path ) {

[168] Fix | Delete

$responses[ $size_key ] = $this->smush_file( $size_file_path, $size_key );

[169] Fix | Delete

}

[170] Fix | Delete

[171] Fix | Delete

return $responses;

[172] Fix | Delete

}

[173] Fix | Delete

[174] Fix | Delete

/**

[175] Fix | Delete

* @param $file_path string

[176] Fix | Delete

* @param $size_key string

[177] Fix | Delete

*

[178] Fix | Delete

* @return bool|object

[179] Fix | Delete

*/

[180] Fix | Delete

public function smush_file( $file_path, $size_key = '' ) {

[181] Fix | Delete

$response = $this->backoff->set_wait( $this->retry_wait )

[182] Fix | Delete

->set_max_attempts( $this->retry_attempts )

[183] Fix | Delete

->enable_jitter()

[184] Fix | Delete

->set_decider( array( $this, 'should_retry_smush' ) )

[185] Fix | Delete

->run( function () use ( $file_path ) {

[186] Fix | Delete

return $this->make_post_request( $file_path );

[187] Fix | Delete

} );

[188] Fix | Delete

[189] Fix | Delete

return $this->handle_response( $response, $size_key, $file_path );

[190] Fix | Delete

}

[191] Fix | Delete

[192] Fix | Delete

private function make_post_request( $file_path ) {

[193] Fix | Delete

// Temporary increase the limit.

[194] Fix | Delete

wp_raise_memory_limit( 'image' );

[195] Fix | Delete

[196] Fix | Delete

return wp_remote_post(

[197] Fix | Delete

$this->get_api_url(),

[198] Fix | Delete

$this->get_api_request_args( $file_path )

[199] Fix | Delete

);

[200] Fix | Delete

}

[201] Fix | Delete

[202] Fix | Delete

private function get_api_request_args( $file_path ) {

[203] Fix | Delete

return array(

[204] Fix | Delete

'headers' => $this->get_api_request_headers( $file_path ),

[205] Fix | Delete

'body' => $this->fs->file_get_contents( $file_path ),

[206] Fix | Delete

'timeout' => $this->timeout,

[207] Fix | Delete

'user-agent' => $this->user_agent,

[208] Fix | Delete

);

[209] Fix | Delete

}

[210] Fix | Delete

[211] Fix | Delete

/**

[212] Fix | Delete

* @param $response

[213] Fix | Delete

* @param $size_key string

[214] Fix | Delete

* @param $file_path string

[215] Fix | Delete

*

[216] Fix | Delete

* @return bool|object

[217] Fix | Delete

*/

[218] Fix | Delete

private function handle_response( $response, $size_key, $file_path ) {

[219] Fix | Delete

$data = $this->parse_response( $response, $size_key, $file_path );

[220] Fix | Delete

[221] Fix | Delete

if ( ! $data ) {

[222] Fix | Delete

if ( $this->has_error( self::ERROR_SSL_CERT ) ) {

[223] Fix | Delete

// Switch to http protocol.

[224] Fix | Delete

$this->settings->set_setting( 'wp-smush-use_http', 1 );

[225] Fix | Delete

}

[226] Fix | Delete

[227] Fix | Delete

return false;

[228] Fix | Delete

}

[229] Fix | Delete

[230] Fix | Delete

if ( $data->bytes_saved > 0 ) {

[231] Fix | Delete

$optimized_image_saved = $this->save_smushed_image_file( $file_path, $data->image );

[232] Fix | Delete

if ( ! $optimized_image_saved ) {

[233] Fix | Delete

$this->add_error(

[234] Fix | Delete

$size_key,

[235] Fix | Delete

'image_not_saved',

[236] Fix | Delete

/* translators: %s: File path. */

[237] Fix | Delete

sprintf( __( 'Smush was successful but we were unable to save the file due to a file system error: [%s].', 'wp-smushit' ), $this->upload_dir->get_human_readable_path( $file_path ) )

[238] Fix | Delete

);

[239] Fix | Delete

[240] Fix | Delete

return false;

[241] Fix | Delete

}

[242] Fix | Delete

}

[243] Fix | Delete

[244] Fix | Delete

// No need to pass image data any further

[245] Fix | Delete

$data->image = null;

[246] Fix | Delete

$data->image_md5 = null;

[247] Fix | Delete

[248] Fix | Delete

// Check for API message and store in db.

[249] Fix | Delete

if ( ! empty( $data->api_message ) ) {

[250] Fix | Delete

$this->add_api_message( (array) $data->api_message );

[251] Fix | Delete

}

[252] Fix | Delete

[253] Fix | Delete

return $data;

[254] Fix | Delete

}

[255] Fix | Delete

[256] Fix | Delete

protected function save_smushed_image_file( $file_path, $image ) {

[257] Fix | Delete

$pre = apply_filters( 'wp_smush_pre_image_write', false, $file_path, $image );

[258] Fix | Delete

if ( $pre !== false ) {

[259] Fix | Delete

$this->logger->notice( 'Another plugin/theme short circuited the image write operation using the wp_smush_pre_image_write filter.' );

[260] Fix | Delete

[261] Fix | Delete

// Assume that the plugin/theme responsible took care of it

[262] Fix | Delete

return true;

[263] Fix | Delete

}

[264] Fix | Delete

[265] Fix | Delete

// Backup the old permissions

[266] Fix | Delete

$permissions = $this->get_file_permissions( $file_path );

[267] Fix | Delete

[268] Fix | Delete

// Save the new file

[269] Fix | Delete

$success = $this->put_smushed_image_file( $file_path, $image );

[270] Fix | Delete

[271] Fix | Delete

// Restore the old permissions

[272] Fix | Delete

// TODO: this is the only chmod but restoring in the comment suggests that we changed the permissions before, what are we doing?

[273] Fix | Delete

chmod( $file_path, $permissions );

[274] Fix | Delete

[275] Fix | Delete

return $success;

[276] Fix | Delete

}

[277] Fix | Delete

[278] Fix | Delete

private function put_smushed_image_file( $file_path, $image ) {

[279] Fix | Delete

$temp_file = $file_path . '.tmp';

[280] Fix | Delete

[281] Fix | Delete

$success = $this->put_image_using_temp_file( $file_path, $image, $temp_file );

[282] Fix | Delete

[283] Fix | Delete

// Clean up

[284] Fix | Delete

if ( $this->fs->file_exists( $temp_file ) ) {

[285] Fix | Delete

$this->fs->unlink( $temp_file );

[286] Fix | Delete

}

[287] Fix | Delete

[288] Fix | Delete

return $success;

[289] Fix | Delete

}

[290] Fix | Delete

[291] Fix | Delete

private function put_image_using_temp_file( $file_path, $image, $temp_file ) {

[292] Fix | Delete

$file_written = file_put_contents( $temp_file, $image );

[293] Fix | Delete

if ( ! $file_written ) {

[294] Fix | Delete

return false;

[295] Fix | Delete

}

[296] Fix | Delete

[297] Fix | Delete

$renamed = rename( $temp_file, $file_path );

[298] Fix | Delete

if ( $renamed ) {

[299] Fix | Delete

return true;

[300] Fix | Delete

}

[301] Fix | Delete

[302] Fix | Delete

$copied = $this->fs->copy( $temp_file, $file_path );

[303] Fix | Delete

if ( $copied ) {

[304] Fix | Delete

return true;

[305] Fix | Delete

}

[306] Fix | Delete

[307] Fix | Delete

return false;

[308] Fix | Delete

}

[309] Fix | Delete

[310] Fix | Delete

private function get_file_permissions( $file_path ) {

[311] Fix | Delete

clearstatcache();

[312] Fix | Delete

$perms = fileperms( $file_path ) & 0777;

[313] Fix | Delete

// Some servers are having issue with file permission, this should fix it.

[314] Fix | Delete

if ( empty( $perms ) ) {

[315] Fix | Delete

// Source: WordPress Core.

[316] Fix | Delete

$stat = stat( dirname( $file_path ) );

[317] Fix | Delete

$perms = $stat['mode'] & 0000666; // Same permissions as parent folder, strip off the executable bits.

[318] Fix | Delete

}

[319] Fix | Delete

[320] Fix | Delete

return $perms;

[321] Fix | Delete

}

[322] Fix | Delete

[323] Fix | Delete

private function add_api_message( $api_message = array() ) {

[324] Fix | Delete

if ( empty( $api_message ) || ! count( $api_message ) || empty( $api_message['timestamp'] ) || empty( $api_message['message'] ) ) {

[325] Fix | Delete

return;

[326] Fix | Delete

}

[327] Fix | Delete

$o_api_message = get_site_option( 'wp-smush-api_message', array() );

[328] Fix | Delete

if ( array_key_exists( $api_message['timestamp'], $o_api_message ) ) {

[329] Fix | Delete

return;

[330] Fix | Delete

}

[331] Fix | Delete

[332] Fix | Delete

$message = array();

[333] Fix | Delete

$message[ $api_message['timestamp'] ] = array(

[334] Fix | Delete

'message' => sanitize_text_field( $api_message['message'] ),

[335] Fix | Delete

'type' => sanitize_text_field( $api_message['type'] ),

[336] Fix | Delete

'status' => 'show',

[337] Fix | Delete

);

[338] Fix | Delete

update_site_option( 'wp-smush-api_message', $message );

[339] Fix | Delete

}

[340] Fix | Delete

[341] Fix | Delete

/**

[342] Fix | Delete

* @param $response

[343] Fix | Delete

* @param $size_key string

[344] Fix | Delete

* @param $file_path string

[345] Fix | Delete

*

[346] Fix | Delete

* @return object|false

[347] Fix | Delete

*/

[348] Fix | Delete

private function parse_response( $response, $size_key, $file_path ) {

[349] Fix | Delete

if ( is_wp_error( $response ) ) {

[350] Fix | Delete

$error = $response->get_error_message();

[351] Fix | Delete

[352] Fix | Delete

if ( strpos( $error, 'SSL CA cert' ) !== false ) {

[353] Fix | Delete

$this->add_error( $size_key, self::ERROR_SSL_CERT, $error );

[354] Fix | Delete

[355] Fix | Delete

return false;

[356] Fix | Delete

} else if ( strpos( $error, 'timed out' ) !== false ) {

[357] Fix | Delete

$this->add_error(

[358] Fix | Delete

$size_key,

[359] Fix | Delete

'time_out',

[360] Fix | Delete

esc_html__( "Skipped due to a timeout error. You can increase the request timeout to make sure Smush has enough time to process larger files. define('WP_SMUSH_TIMEOUT', 150);", 'wp-smushit' )

[361] Fix | Delete

);

[362] Fix | Delete

[363] Fix | Delete

return false;

[364] Fix | Delete

} else {

[365] Fix | Delete

$this->add_error(

[366] Fix | Delete

$size_key,

[367] Fix | Delete

'error_posting_to_api',

[368] Fix | Delete

/* translators: %s: Error message. */

[369] Fix | Delete

sprintf( __( 'Error posting to API: %s', 'wp-smushit' ), $error )

[370] Fix | Delete

);

[371] Fix | Delete

[372] Fix | Delete

return false;

[373] Fix | Delete

}

[374] Fix | Delete

}

[375] Fix | Delete

[376] Fix | Delete

if ( 200 !== wp_remote_retrieve_response_code( $response ) ) {

[377] Fix | Delete

$error = sprintf(

[378] Fix | Delete

/* translators: 1: Error code, 2: Error message. */

[379] Fix | Delete

__( 'Error posting to API: %1$s %2$s', 'wp-smushit' ),

[380] Fix | Delete

wp_remote_retrieve_response_code( $response ),

[381] Fix | Delete

wp_remote_retrieve_response_message( $response )

[382] Fix | Delete

);

[383] Fix | Delete

[384] Fix | Delete

$this->add_error( $size_key, 'non_200_response', $error );

[385] Fix | Delete

[386] Fix | Delete

return false;

[387] Fix | Delete

}

[388] Fix | Delete

[389] Fix | Delete

$json = json_decode( wp_remote_retrieve_body( $response ) );

[390] Fix | Delete

if ( empty( $json->success ) ) {

[391] Fix | Delete

$error = ! empty( $json->data )

[392] Fix | Delete

? $json->data

[393] Fix | Delete

: __( "Image couldn't be smushed", 'wp-smushit' );

[394] Fix | Delete

[395] Fix | Delete

$this->add_error( $size_key, 'unsuccessful_smush', $error );

[396] Fix | Delete

[397] Fix | Delete

return false;

[398] Fix | Delete

}

[399] Fix | Delete

[400] Fix | Delete

if (

[401] Fix | Delete

empty( $json->data )

[402] Fix | Delete

|| empty( $json->data->before_size )

[403] Fix | Delete

|| empty( $json->data->after_size )

[404] Fix | Delete

) {

[405] Fix | Delete

$this->add_error( $size_key, 'no_data', __( 'Unknown API error', 'wp-smushit' ) );

[406] Fix | Delete

[407] Fix | Delete

return false;

[408] Fix | Delete

}

[409] Fix | Delete

[410] Fix | Delete

$data = $json->data;

[411] Fix | Delete

$data->bytes_saved = isset( $data->bytes_saved ) ? (int) $data->bytes_saved : 0;

[412] Fix | Delete

$optimized_image_larger = $data->after_size > $data->before_size;

[413] Fix | Delete

if ( $optimized_image_larger ) {

[414] Fix | Delete

$this->add_error(

[415] Fix | Delete

$size_key,

[416] Fix | Delete

'optimized_image_larger',

[417] Fix | Delete

/* translators: 1: File path, 2: Savings bytes. */

[418] Fix | Delete

sprintf( 'The smushed image is larger than the original image [%s] (bytes saved %d), keep original image.', $this->upload_dir->get_human_readable_path( $file_path ), $data->bytes_saved )

[419] Fix | Delete

);

[420] Fix | Delete

[421] Fix | Delete

return false;

[422] Fix | Delete

}

[423] Fix | Delete

[424] Fix | Delete

$image = empty( $data->image ) ? '' : $data->image;

[425] Fix | Delete

if ( $data->bytes_saved > 0 ) {

[426] Fix | Delete

// Because of the API response structure, the following should only be done when there are some bytes_saved.

[427] Fix | Delete

[428] Fix | Delete

if ( $data->image_md5 !== md5( $image ) ) {

[429] Fix | Delete

$error = __( 'Smush data corrupted, try again.', 'wp-smushit' );

[430] Fix | Delete

$this->add_error( $size_key, 'data_corrupted', $error );

[431] Fix | Delete

[432] Fix | Delete

return false;

[433] Fix | Delete

}

[434] Fix | Delete

[435] Fix | Delete

if ( ! empty( $image ) ) {

[436] Fix | Delete

$data->image = base64_decode( $data->image );

[437] Fix | Delete

}

[438] Fix | Delete

}

[439] Fix | Delete

[440] Fix | Delete

return $data;

[441] Fix | Delete

}

[442] Fix | Delete

[443] Fix | Delete

public function should_retry_smush( $response ) {

[444] Fix | Delete

return $this->retry_attempts > 0 && (

[445] Fix | Delete

is_wp_error( $response )

[446] Fix | Delete

|| 200 !== wp_remote_retrieve_response_code( $response )

[447] Fix | Delete

);

[448] Fix | Delete

}

[449] Fix | Delete

[450] Fix | Delete

private function get_parallel_request_args( $file_path ) {

[451] Fix | Delete

return array(

[452] Fix | Delete

'url' => $this->get_api_url(),

[453] Fix | Delete

'headers' => $this->get_api_request_headers( $file_path ),

[454] Fix | Delete

'data' => $this->fs->file_get_contents( $file_path ),

[455] Fix | Delete

'type' => 'POST',

[456] Fix | Delete

);

[457] Fix | Delete

}

[458] Fix | Delete

[459] Fix | Delete

/**

[460] Fix | Delete

* @return string

[461] Fix | Delete

*/

[462] Fix | Delete

private function get_api_url() {

[463] Fix | Delete

return defined( 'WP_SMUSH_API_HTTP' ) ? WP_SMUSH_API_HTTP : WP_SMUSH_API;

[464] Fix | Delete

}

[465] Fix | Delete

[466] Fix | Delete

/**

[467] Fix | Delete

* @return string[]

[468] Fix | Delete

*/

[469] Fix | Delete

protected function get_api_request_headers( $file_path ) {

[470] Fix | Delete

$headers = array(

[471] Fix | Delete

'accept' => 'application/json', // The API returns JSON.

[472] Fix | Delete

'content-type' => 'application/binary', // Set content type to binary.

[473] Fix | Delete

'exif' => $this->settings->get( 'strip_exif' ) ? 'false' : 'true',

[474] Fix | Delete

);

[475] Fix | Delete

[476] Fix | Delete

$headers['lossy'] = $this->settings->get_lossy_level_setting();

[477] Fix | Delete

[478] Fix | Delete

// Check if premium member, add API key.

[479] Fix | Delete

$api_key = Helper::get_wpmudev_apikey();

[480] Fix | Delete

if ( ! empty( $api_key ) && WP_Smush::is_pro() ) {

[481] Fix | Delete

$headers['apikey'] = $api_key;

[482] Fix | Delete

[483] Fix | Delete

$is_large_file = $this->is_large_file( $file_path );

[484] Fix | Delete

if ( $is_large_file ) {

[485] Fix | Delete

$headers['islarge'] = 1;

[486] Fix | Delete

}

[487] Fix | Delete

}

[488] Fix | Delete

[489] Fix | Delete

return $headers;

[490] Fix | Delete

}

[491] Fix | Delete

[492] Fix | Delete

private function is_large_file( $file_path ) {

[493] Fix | Delete

$file_size = file_exists( $file_path ) ? filesize( $file_path ) : 0;

[494] Fix | Delete

$cut_off = $this->settings->get_large_file_cutoff();

[495] Fix | Delete

[496] Fix | Delete

return $file_size > $cut_off;

[497] Fix | Delete

}

[498] Fix | Delete

[499] Fix | Delete