ITSP::getSystemGUID() - Code Metrics - Inspection of "Add support for X-Condition attribute of TOC items" - mlocati/chm-lib - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#6)

by Michele

created 2020-03-30 12:33 UTC

ITSP::getSystemGUID() A

↳ Parent: ITSP

Complexity

Conditions	1
Paths	1

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	2

Importance

Changes

Metric	Value
dl	0
loc	4
ccs	0
cts	2
cp	0
rs	10
c	0
b	0
f	0
cc	1
nc	1
nop	0
crap	2

<?php

namespace CHMLib\Header;

use Exception;
use CHMLib\Reader\Reader;
use CHMLib\Windows\Language;
use CHMLib\Exception\UnexpectedHeaderException;

/**
 * The directory header of a CHM file.
 */
class ITSP extends VersionedHeader
{
    /**
     * The directory chunk size.
     *
     * @var int
     */
    protected $directoryChunkSize;

    /**
     * The "density" of the QuickRef section (usually 2).
     *
     * @var int
     *
     * @example quickRef = 1 + 2 * quickRefDensity;
     */
    protected $quickRefDensity;

    /**
     * The depth of the index tree (1: no index; 2 one level of PMGI chunks).
     *
     * @var int
     */
    protected $indexDepth;

    /**
     * The chunk number of the root index chunk  (-1: none, though at least sometimes this is 0 even if there is no index chunk - probably a bug).
     *
     * @var int
     */
    protected $rootIndexChunkNumber;

    /**
     * The chunk number of the first PMGL (listing) chunk.
     *
     * @var int
     */
    protected $firstPMGLChunkNumber;

    /**
     * The chunk number of the last PMGL (listing) chunk.
     *
     * @var int
     */
    protected $lastPMGLChunkNumber;

    /**
     * The total number of directory chunks.
     *
     * @var int
     */
    protected $numberOfDirectoryChunks;

    /**
     * The language of the program that generated the CHM file.
     *
     * @var \CHMLib\Windows\Language
     */
    protected $generatorLanguage;

    /**
     * The system GUID (it should be '{5D02926A-212E-11D0-9DF9-00A0C922E6EC}').
     *
     * @var string
     */
    protected $systemGUID;

    /**
     * Initialize the instance.
     *
     * @param Reader $reader The reader that provides the data.
     *
     * @throws \CHMLib\Exception\UnexpectedHeaderException Throws an UnexpectedHeaderException if the header signature is not valid.
     * @throws \Exception Throws an Exception in case of errors.
     */
    public function __construct(Reader $reader)
    {
        parent::__construct($reader);
        if ($this->headerSignature !== 'ITSP') {
            throw UnexpectedHeaderException::create('ITSP', $this->headerSignature);
        }
        if ($this->headerVersion !== 1) {
            throw new Exception('Unsupported ITSP version number: '.$this->headerVersion);
        }
        /* Unknown (10) */ $reader->readUInt32();
        $this->directoryChunkSize = $reader->readUInt32();
        $this->quickRefDensity = $reader->readUInt32();
        $this->indexDepth = $reader->readUInt32();
        $this->rootIndexChunkNumber = $reader->readInt32();
        $this->firstPMGLChunkNumber = $reader->readUInt32();
        $this->lastPMGLChunkNumber = $reader->readUInt32();
        /* Unknown (-1) */ $reader->readInt32();
        $this->numberOfDirectoryChunks = $reader->readUInt32();
        $this->generatorLanguage = new Language($reader->readUInt32());
        $this->systemGUID = $reader->readGUID();
        /* Again the size of this header (84) */ $reader->readUInt32();
        /* Unknown (-1) */ $reader->readInt32();
        /* Unknown (-1) */ $reader->readInt32();
        /* Unknown (-1) */ $reader->readInt32();
    }

    /**
     * Get the directory chunk size.
     *
     * @return int
     */
    public function getDirectoryChunkSize()
    {
        return $this->directoryChunkSize;
    }

    /**
     * Get the "density" of the QuickRef section (usually 2).
     *
     * @return int
     *
     * @example quickRef = 1 + 2 * quickRefDensity
     */
    public function getQuickRefDensity()
    {
        return $this->quickRefDensity;
    }

    /**
     * Get the depth of the index tree (1: no index; 2 one level of PMGI chunks).
     *
     * @return int
     */
    public function getIndexDepth()
    {
        return $this->indexDepth;
    }

    /**
     * Get the chunk number of the root index chunk (-1: none, though at least sometimes this is 0 even if there is no index chunk - probably a bug).
     *
     * @return int
     */
    public function getRootIndexChunkNumber()
    {
        return $this->rootIndexChunkNumber;
    }

    /**
     * Get the chunk number of the first PMGL (listing) chunk.
     *
     * @return int
     */
    public function getFirstPMGLChunkNumber()
    {
        return $this->firstPMGLChunkNumber;
    }

    /**
     * Get the chunk number of the last PMGL (listing) chunk.
     *
     * @return int
     */
    public function getLastPMGLChunkNumber()
    {
        return $this->lastPMGLChunkNumber;
    }

    /**
     * Get the total number of directory chunks.
     *
     * @return int
     */
    public function getNumberOfDirectoryChunks()
    {
        return $this->numberOfDirectoryChunks;
    }

    /**
     * Get the language of the program that generated the CHM file.
     *
     * @return \CHMLib\Windows\Language
     */
    public function getGeneratorLanguage()
    {
        return $this->generatorLanguage;
    }

    /**
     * Get the system GUID (it should be '{5D02926A-212E-11D0-9DF9-00A0C922E6EC}').
     *
     * @return string
     */
    public function getSystemGUID()
    {
        return $this->systemGUID;
    }
}


1		<?php
2
3		namespace CHMLib\Header;
4
5		use Exception;
6		use CHMLib\Reader\Reader;
7		use CHMLib\Windows\Language;
8		use CHMLib\Exception\UnexpectedHeaderException;
9
10		/**
11		* The directory header of a CHM file.
12		*/
13		class ITSP extends VersionedHeader
14		{
15		/**
16		* The directory chunk size.
17		*
18		* @var int
19		*/
20		protected $directoryChunkSize;
21
22		/**
23		* The "density" of the QuickRef section (usually 2).
24		*
25		* @var int
26		*
27		* @example quickRef = 1 + 2 * quickRefDensity;
28		*/
29		protected $quickRefDensity;
30
31		/**
32		* The depth of the index tree (1: no index; 2 one level of PMGI chunks).
33		*
34		* @var int
35		*/
36		protected $indexDepth;
37
38		/**
39		* The chunk number of the root index chunk (-1: none, though at least sometimes this is 0 even if there is no index chunk - probably a bug).
40		*
41		* @var int
42		*/
43		protected $rootIndexChunkNumber;
44
45		/**
46		* The chunk number of the first PMGL (listing) chunk.
47		*
48		* @var int
49		*/
50		protected $firstPMGLChunkNumber;
51
52		/**
53		* The chunk number of the last PMGL (listing) chunk.
54		*
55		* @var int
56		*/
57		protected $lastPMGLChunkNumber;
58
59		/**
60		* The total number of directory chunks.
61		*
62		* @var int
63		*/
64		protected $numberOfDirectoryChunks;
65
66		/**
67		* The language of the program that generated the CHM file.
68		*
69		* @var \CHMLib\Windows\Language
70		*/
71		protected $generatorLanguage;
72
73		/**
74		* The system GUID (it should be '{5D02926A-212E-11D0-9DF9-00A0C922E6EC}').
75		*
76		* @var string
77		*/
78		protected $systemGUID;
79
80		/**
81		* Initialize the instance.
82		*
83		* @param Reader $reader The reader that provides the data.
84		*
85		* @throws \CHMLib\Exception\UnexpectedHeaderException Throws an UnexpectedHeaderException if the header signature is not valid.
86		* @throws \Exception Throws an Exception in case of errors.
87		*/
88	4	public function __construct(Reader $reader)
89		{
90	4	parent::__construct($reader);
91	4	if ($this->headerSignature !== 'ITSP') {
92		throw UnexpectedHeaderException::create('ITSP', $this->headerSignature);
93		}
94	4	if ($this->headerVersion !== 1) {
95		throw new Exception('Unsupported ITSP version number: '.$this->headerVersion);
96		}
97	4	/* Unknown (10) */ $reader->readUInt32();
98	4	$this->directoryChunkSize = $reader->readUInt32();
99	4	$this->quickRefDensity = $reader->readUInt32();
100	4	$this->indexDepth = $reader->readUInt32();
101	4	$this->rootIndexChunkNumber = $reader->readInt32();
102	4	$this->firstPMGLChunkNumber = $reader->readUInt32();
103	4	$this->lastPMGLChunkNumber = $reader->readUInt32();
104	4	/* Unknown (-1) */ $reader->readInt32();
105	4	$this->numberOfDirectoryChunks = $reader->readUInt32();
106	4	$this->generatorLanguage = new Language($reader->readUInt32());
107	4	$this->systemGUID = $reader->readGUID();
108	4	/* Again the size of this header (84) */ $reader->readUInt32();
109	4	/* Unknown (-1) */ $reader->readInt32();
110	4	/* Unknown (-1) */ $reader->readInt32();
111	4	/* Unknown (-1) */ $reader->readInt32();
112	4	}
113
114		/**
115		* Get the directory chunk size.
116		*
117		* @return int
118		*/
119	4	public function getDirectoryChunkSize()
120		{
121	4	return $this->directoryChunkSize;
122		}
123
124		/**
125		* Get the "density" of the QuickRef section (usually 2).
126		*
127		* @return int
128		*
129		* @example quickRef = 1 + 2 * quickRefDensity
130		*/
131		public function getQuickRefDensity()
132		{
133		return $this->quickRefDensity;
134		}
135
136		/**
137		* Get the depth of the index tree (1: no index; 2 one level of PMGI chunks).
138		*
139		* @return int
140		*/
141		public function getIndexDepth()
142		{
143		return $this->indexDepth;
144		}
145
146		/**
147		* Get the chunk number of the root index chunk (-1: none, though at least sometimes this is 0 even if there is no index chunk - probably a bug).
148		*
149		* @return int
150		*/
151		public function getRootIndexChunkNumber()
152		{
153		return $this->rootIndexChunkNumber;
154		}
155
156		/**
157		* Get the chunk number of the first PMGL (listing) chunk.
158		*
159		* @return int
160		*/
161	4	public function getFirstPMGLChunkNumber()
162		{
163	4	return $this->firstPMGLChunkNumber;
164		}
165
166		/**
167		* Get the chunk number of the last PMGL (listing) chunk.
168		*
169		* @return int
170		*/
171	4	public function getLastPMGLChunkNumber()
172		{
173	4	return $this->lastPMGLChunkNumber;
174		}
175
176		/**
177		* Get the total number of directory chunks.
178		*
179		* @return int
180		*/
181	4	public function getNumberOfDirectoryChunks()
182		{
183	4	return $this->numberOfDirectoryChunks;
184		}
185
186		/**
187		* Get the language of the program that generated the CHM file.
188		*
189		* @return \CHMLib\Windows\Language
190		*/
191		public function getGeneratorLanguage()
192		{
193		return $this->generatorLanguage;
194		}
195
196		/**
197		* Get the system GUID (it should be '{5D02926A-212E-11D0-9DF9-00A0C922E6EC}').
198		*
199		* @return string
200		*/
201		public function getSystemGUID()
202		{
203		return $this->systemGUID;
204		}
205		}
206

mlocati / chm-lib

Pull Request — master (#6)

ITSP::getSystemGUID() A

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