Openttd::processServerInfo() - Code Metrics - Inspection of "Added New Protocols and Respective Tests" - Austinb/GameQ - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Pull Request — v3 (#624)

unknown

created 2022-05-23 16:21 UTC

Openttd::processServerInfo() B

↳ Parent: Openttd

Complexity

Conditions	7
Paths	24

Size

Total Lines	55
Code Lines	38

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
eloc	38
c	1
b	0
f	0
dl	0
loc	55
rs	8.3786
cc	7
nc	24
nop	1

How to fix Long Method

<?php
/**
 * This file is part of GameQ.
 *
 * GameQ is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * GameQ is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

namespace GameQ\Protocols;

use GameQ\Protocol;
use GameQ\Buffer;
use GameQ\Result;
use GameQ\Exception\Protocol as Exception;

/**
 * OpenTTD Protocol Class
 *
 * Handles processing Open Transport Tycoon Deluxe servers
 *
 * @package GameQ\Protocols
 * @author Wilson Jesus <>
 */
class Openttd extends Protocol
{
    /**
     * Array of packets we want to look up.
     * Each key should correspond to a defined method in this or a parent class
     *
     * @type array
     */
    protected $packets = [
        self::PACKET_ALL => "\x03\x00\x00",
    ];

    /**
     * The query protocol used to make the call
     *
     * @type string
     */
    protected $protocol = 'openttd';

    /**
     * String name of this protocol class
     *
     * @type string
     */
    protected $name = 'openttd';

    /**
     * Longer string name of this protocol class
     *
     * @type string
     */
    protected $name_long = "Open Transport Tycoon Deluxe";

    /**
     * The client join link
     *
     * @type string
     */
    protected $join_link = null;

    /**
     * Normalize settings for this protocol
     *
     * @type array
     */
    protected $normalize = [
        // General
        'general' => [
            // target       => source
            'hostname'   => 'hostname',
            'mapname'    => 'map',
            'maxplayers' => 'max_clients',
            'numplayers' => 'clients',
            'password'   => 'password',
            'dedicated' => 'dedicated',
        ],
    ];

    /**
     * Handle response from the server
     *
     * @return mixed
     * @throws Exception
     */
    public function processResponse()
    {
        // Make a buffer
        $buffer = new Buffer(implode('', $this->packets_response));

        // Get the length of the packet
        $packetLength = $buffer->getLength();

        // Grab the header
        $length = $buffer->readInt16();
        //$type = $buffer->readInt8();
        $buffer->skip(1); // Skip the "$type" as its not used in the code, and to comply with phpmd it cant be assigned and not used.

        // Header
        // Figure out which packet response this is
        if ($packetLength != $length) {
            throw new Exception(__METHOD__ . " response type '" . bin2hex($length) . "' is not valid");
        }

        return call_user_func_array([$this, 'processServerInfo'], [$buffer]);
    }

    /**
     * Handle processing the server information
     *
     * @param Buffer $buffer
     *
     * @return array
     */
    protected function processServerInfo(Buffer $buffer)
    {
        // Set the result to a new result instance
        $result = new Result();
       
        $protocol_version = $buffer->readInt8();
        $result->add('protocol_version', $protocol_version);

        switch ($protocol_version) {
            case 4:
                $num_grfs = $buffer->readInt8(); #number of grfs
                $result->add('num_grfs', $num_grfs);
                //$buffer->skip ($num_grfs * 20); #skip grfs id and md5 hash

                for ($i=0; $i<$num_grfs; $i++) {
                    $result->add('grfs_'.$i.'_ID', strtoupper(bin2hex($buffer->read(4))));
                    $result->add('grfs_'.$i.'_MD5', strtoupper(bin2hex($buffer->read(16))));
                }
                // No break, cascades all the down even if case is meet
            case 3:
                $result->add('game_date', $buffer->readInt32());
                $result->add('start_date', $buffer->readInt32());
                // Cascades all the way down even if case is meet
            case 2:
                $result->add('companies_max', $buffer->readInt8());
                $result->add('companies_on', $buffer->readInt8());
                $result->add('spectators_max', $buffer->readInt8());
                // Cascades all the way down even if case is meet
            case 1:
                $result->add('hostname', $buffer->readString());
                $result->add('version', $buffer->readString());
                
                $language = $buffer->readInt8();
                $result->add('language', $language);
                $result->add('language_icon', '//media.openttd.org/images/server/'.$language.'_lang.gif');

                $result->add('password', $buffer->readInt8());
                $result->add('max_clients', $buffer->readInt8());
                $result->add('clients', $buffer->readInt8());
                $result->add('spectators', $buffer->readInt8());
                if ($protocol_version < 3) {
                    $days = ( 365 * 1920 + 1920 / 4 - 1920 / 100 + 1920 / 400 );
                    $result->add('game_date', $buffer->readInt16() + $days);
                    $result->add('start_date', $buffer->readInt16() + $days);
                }
                $result->add('map', $buffer->readString());
                $result->add('map_width', $buffer->readInt16());
                $result->add('map_height', $buffer->readInt16());
                $result->add('map_type', $buffer->readInt8());
                $result->add('dedicated', $buffer->readInt8());
                // Cascades all the way down even if case is meet
        }
        unset($buffer);

        return $result->fetch();
    }
}


1			<?php
2			/**
3			* This file is part of GameQ.
4			*
5			* GameQ is free software; you can redistribute it and/or modify
6			* it under the terms of the GNU Lesser General Public License as published by
7			* the Free Software Foundation; either version 3 of the License, or
8			* (at your option) any later version.
9			*
10			* GameQ is distributed in the hope that it will be useful,
11			* but WITHOUT ANY WARRANTY; without even the implied warranty of
12			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13			* GNU Lesser General Public License for more details.
14			*
15			* You should have received a copy of the GNU Lesser General Public License
16			* along with this program. If not, see <http://www.gnu.org/licenses/>.
17			*/
18
19			namespace GameQ\Protocols;
20
21			use GameQ\Protocol;
22			use GameQ\Buffer;
23			use GameQ\Result;
24			use GameQ\Exception\Protocol as Exception;
25
26			/**
27			* OpenTTD Protocol Class
28			*
29			* Handles processing Open Transport Tycoon Deluxe servers
30			*
31			* @package GameQ\Protocols
32			* @author Wilson Jesus <>
33			*/
34			class Openttd extends Protocol
35			{
36			/**
37			* Array of packets we want to look up.
38			* Each key should correspond to a defined method in this or a parent class
39			*
40			* @type array
41			*/
42			protected $packets = [
43			self::PACKET_ALL => "\x03\x00\x00",
44			];
45
46			/**
47			* The query protocol used to make the call
48			*
49			* @type string
50			*/
51			protected $protocol = 'openttd';
52
53			/**
54			* String name of this protocol class
55			*
56			* @type string
57			*/
58			protected $name = 'openttd';
59
60			/**
61			* Longer string name of this protocol class
62			*
63			* @type string
64			*/
65			protected $name_long = "Open Transport Tycoon Deluxe";
66
67			/**
68			* The client join link
69			*
70			* @type string
71			*/
72			protected $join_link = null;
73
74			/**
75			* Normalize settings for this protocol
76			*
77			* @type array
78			*/
79			protected $normalize = [
80			// General
81			'general' => [
82			// target => source
83			'hostname' => 'hostname',
84			'mapname' => 'map',
85			'maxplayers' => 'max_clients',
86			'numplayers' => 'clients',
87			'password' => 'password',
88			'dedicated' => 'dedicated',
89			],
90			];
91
92			/**
93			* Handle response from the server
94			*
95			* @return mixed
96			* @throws Exception
97			*/
98			public function processResponse()
99			{
100			// Make a buffer
101			$buffer = new Buffer(implode('', $this->packets_response));
102
103			// Get the length of the packet
104			$packetLength = $buffer->getLength();
105
106			// Grab the header
107			$length = $buffer->readInt16();
108			//$type = $buffer->readInt8();
109			$buffer->skip(1); // Skip the "$type" as its not used in the code, and to comply with phpmd it cant be assigned and not used.
110
111			// Header
112			// Figure out which packet response this is
113			if ($packetLength != $length) {
114			throw new Exception(__METHOD__ . " response type '" . bin2hex($length) . "' is not valid");
115			}
116
117			return call_user_func_array([$this, 'processServerInfo'], [$buffer]);
118			}
119
120			/**
121			* Handle processing the server information
122			*
123			* @param Buffer $buffer
124			*
125			* @return array
126			*/
127			protected function processServerInfo(Buffer $buffer)
128			{
129			// Set the result to a new result instance
130			$result = new Result();
131
132			$protocol_version = $buffer->readInt8();
133			$result->add('protocol_version', $protocol_version);
134
135			switch ($protocol_version) {
136			case 4:
137			$num_grfs = $buffer->readInt8(); #number of grfs
138			$result->add('num_grfs', $num_grfs);
139			//$buffer->skip ($num_grfs * 20); #skip grfs id and md5 hash
140
141			for ($i=0; $i<$num_grfs; $i++) {
142			$result->add('grfs_'.$i.'_ID', strtoupper(bin2hex($buffer->read(4))));
143			$result->add('grfs_'.$i.'_MD5', strtoupper(bin2hex($buffer->read(16))));
144			}
145			// No break, cascades all the down even if case is meet
146			case 3:
147			$result->add('game_date', $buffer->readInt32());
148			$result->add('start_date', $buffer->readInt32());
149			// Cascades all the way down even if case is meet
150			case 2:
151			$result->add('companies_max', $buffer->readInt8());
152			$result->add('companies_on', $buffer->readInt8());
153			$result->add('spectators_max', $buffer->readInt8());
154			// Cascades all the way down even if case is meet
155			case 1:
156			$result->add('hostname', $buffer->readString());
157			$result->add('version', $buffer->readString());
158
159			$language = $buffer->readInt8();
160			$result->add('language', $language);
161			$result->add('language_icon', '//media.openttd.org/images/server/'.$language.'_lang.gif');
162
163			$result->add('password', $buffer->readInt8());
164			$result->add('max_clients', $buffer->readInt8());
165			$result->add('clients', $buffer->readInt8());
166			$result->add('spectators', $buffer->readInt8());
167			if ($protocol_version < 3) {
168			$days = ( 365 * 1920 + 1920 / 4 - 1920 / 100 + 1920 / 400 );
169			$result->add('game_date', $buffer->readInt16() + $days);
170			$result->add('start_date', $buffer->readInt16() + $days);
171			}
172			$result->add('map', $buffer->readString());
173			$result->add('map_width', $buffer->readInt16());
174			$result->add('map_height', $buffer->readInt16());
175			$result->add('map_type', $buffer->readInt8());
176			$result->add('dedicated', $buffer->readInt8());
177			// Cascades all the way down even if case is meet
178			}
179			unset($buffer);
180
181			return $result->fetch();
182			}
183			}
184

Austinb / GameQ

Pull Request — v3 (#624)

Openttd::processServerInfo() B

Complexity

Size

Duplication

Importance

How to fix Long Method

Long Method

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