BinnAbstract::compressInt() - Code Metrics - Inspection of "Merge branch 'develop'" - et-nik/binn-php - Measure and Improve Code Quality continuously with Scrutinizer

Test Setup Failed

Push — master ( f2b9b8...38e491 )

by Nikita

created 2018-11-14 23:13 UTC

BinnAbstract::compressInt() C

↳ Parent: BinnAbstract

Complexity

Conditions	14
Paths	150

Size

Total Lines	53
Code Lines	30

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	14
eloc	30
nc	150
nop	2
dl	0
loc	53
rs	5.85
c	0
b	0
f	0

How to fix Long Method Complexity

<?php

namespace Knik\Binn;

abstract class BinnAbstract
{
    // Consts from original C++ Library
    const BINN_LIST         = 0xE0;
    const BINN_MAP          = 0xE1;
    const BINN_OBJECT       = 0xE2;

    const BINN_UINT8        = 0x20;
    const BINN_INT8         = 0x21;
    const BINN_UINT16       = 0x40;
    const BINN_INT16        = 0x41;
    const BINN_UINT32       = 0x60;
    const BINN_INT32        = 0x61;
    const BINN_UINT64       = 0x80;
    const BINN_INT64        = 0x81;
    const BINN_STRING       = 0xA0;

    const BINN_FLOAT32      = 0x62;  // (DWORD)
    const BINN_FLOAT64      = 0x82;  // (QWORD)
    const BINN_FLOAT        = self::BINN_FLOAT32;

    const BINN_BOOL         = 0x80061;

    const BINN_STORAGE_NOBYTES      = 0x00;
    const BINN_STORAGE_BYTE         = 0x20;  //  8 bits
    const BINN_STORAGE_WORD         = 0x40;  // 16 bits -- the endianess (byte order) is automatically corrected
    const BINN_STORAGE_DWORD        = 0x60;  // 32 bits -- the endianess (byte order) is automatically corrected
    const BINN_STORAGE_QWORD        = 0x80;  // 64 bits -- the endianess (byte order) is automatically corrected
    const BINN_STORAGE_STRING       = 0xA0;  // Are stored with null termination
    const BINN_STORAGE_BLOB         = 0xC0;
    const BINN_STORAGE_CONTAINER    = 0xE0;

    const BINN_NULL                 = 0x00;
    const BINN_TRUE                 = 0x01;
    const BINN_FALSE                = 0x02;

    const UINT8_MAX                 = 255;
    const UINT16_MAX                = 65535;
    const UINT32_MAX                = 4294967295;
    const UINT64_MAX                = 18446744073709551615;

    const INT8_MIN                  = -128;
    const INT8_MAX                  = 127;
    const INT16_MIN                 = -32768;
    const INT16_MAX                 = 32767;
    const INT32_MIN                 = -2147483648;
    const INT32_MAX                 = 2147483647;
    const INT64_MIN                 = -9223372036854775808;
    const INT64_MAX                 = 9223372036854775807;

    const BINN_STORAGE_MASK         = 0xE0;
    const BINN_TYPE_MASK            = 0x0F;

    const MIN_BINN_SIZE             = 3;

    // PHP Library consts
    const KEY_TYPE                 = 0;
    const KEY_VAL                  = 1;
    const KEY_SIZE                 = 2;
    const KEY_KEY                  = 3;

    /**
     * Binn object type: self::BINN_LIST, self::BINN_MAP, self::BINN_OBJECT
     *
     * @var int $binnType
     * @access protected
     */
    protected $binnType = self::BINN_NULL;

    /**
     * @var string
     */
    protected $binnClass = null;

    /**
     * Count elements in object
     *
     * @var int
     * @access protected
     */
    protected $count        = 0;

    /**
     * Data size in bytes
     *
     * @var int
     * @access protected
     */
    protected $dataSize    = 0;

    /**
     * Meta size in bytes
     *
     * @var int
     */
    protected $metaSize    = self::MIN_BINN_SIZE;

    /**
     * Size bin string in bytes
     *
     * @var int
     * @access protected
     */
    protected $size         = 0;

    /**
     * Bin string
     *
     * @var string
     * @access protected
     */
    protected $binnString     = "";

    /**
     * Object elements
     *
     * @var array
     * @access protected
     */
    protected $binnArr = [];

    /**
     * @var array
     *
     * Associations container int with container classes
     *
     * Example values:
     * [
     *  0xE0 => \Knik\Binn\BinnList::class,
     *  0xE1 => \Knik\Binn\BinnMap::class,
     *  0xE2 => \Knik\Binn\BinnObject::class,
     * ]
     */
    protected $containersClasses = [
        0xE0 => \Knik\Binn\BinnList::class,
        0xE1 => \Knik\Binn\BinnMap::class,
        0xE2 => \Knik\Binn\BinnObject::class,
    ];

    /**
     * @param $containersClasses
     */
    public function setContainersClasses($containersClasses)
    {
        $this->containersClasses = $containersClasses;
    }

    /**
     *
     * @param int $intVal
     *
     * @return string   HEX string
     */
    protected function getInt32Binsize($intVal = 0)
    {
        $intVal = ($intVal | (1 << 31)); // Add byte
        return $this->pack(self::BINN_UINT32, $intVal);
    }

    /**
     * @param null $value

     * @return int
     */
    protected function detectType($value = null)
    {
        if (is_bool($value)) {

            return $value ? self::BINN_TRUE : self::BINN_FALSE;
        }

        if (is_string($value)) {

            return self::BINN_STRING;
        }

        if (is_integer($value)) {

            return $this->detectInt($value);
        }

        if (is_float($value)) {

            if (strlen($value) > 4) {
                return self::BINN_FLOAT64;
            } else {
                return self::BINN_FLOAT32;
            }
        }

        if (is_array($value)) {

            foreach ($this->containersClasses as $contanerType => $containersClass) {
                if ($containersClass::validArray($value)) {
                    return $contanerType;
                }
            }
        }

        return self::BINN_NULL;
    }

    /**
     * Detect integer type
     *
     * @param $value
     * @return int
     */
    protected function detectInt($value)
    {
        if ($value < 0) {
            // int
            if ($value >= self::INT8_MIN) {
                return self::BINN_INT8;
            } else if ($value >= self::INT16_MIN) {
                return self::BINN_INT16;
            } else if ($value >= self::INT32_MIN) {
                return self::BINN_INT32;
            } else {
                return self::BINN_INT64;
            }
        } else {
            // uint
            if ($value <= self::UINT8_MAX) {
                return self::BINN_UINT8;
            } else if ($value <= self::UINT16_MAX) {
                return self::BINN_UINT16;
            } else if ($value <= self::UINT32_MAX) {
                return self::BINN_UINT32;
            } else {
                return self::BINN_UINT64;
            }
        }
    }

    protected function storageType($type)
    {
        return $type & ($type ^ self::BINN_TYPE_MASK);
    }

    /**
     * @param array $arr
     * @return bool
     */
    protected static function isArrayAssoc($arr)
    {
        $arr = (array)$arr;
        if (array() === $arr) return false;
        return array_keys($arr) !== range(0, count($arr) - 1);
    }

    /**
     * @param $arr
     * @return bool
     */
    protected static function isArrayObject($arr)
    {
        foreach(array_keys($arr) as $key) {
            if (!is_int($key)) {
                return true;
            }
        }

        return false;
    }

    /**
     *
     *  @return int
     */
    protected function calculateSize()
    {
        $size = 0;

        if (($this->dataSize + $this->metaSize) > 127) {
            $size += 3;
        }

        if (count($this->binnArr) > 127) {
            $size += 3;
        }

        $this->size = ($this->dataSize + $this->metaSize) + $size;
        return $this->size;
    }

    /**
     *
     *  @return array
     */
    public function getBinnArr()
    {
        $return = [];

        foreach ($this->binnArr as $arr) {
            $storageType = $this->storageType($arr[self::KEY_TYPE]);

            if ($storageType === self::BINN_STORAGE_CONTAINER) {
                if (isset($arr[self::KEY_KEY])) {
                    $key = $arr[self::KEY_KEY];
                    $return[$key] = $arr[self::KEY_VAL]->getBinnArr();
                } else {
                    $return[] = $arr[self::KEY_VAL]->getBinnArr();
                }
            } else {
                if (isset($arr[self::KEY_KEY])) {
                    $key = $arr[self::KEY_KEY];
                    $return[$key] = $arr[self::KEY_VAL];
                } else {
                    $return[] = $arr[self::KEY_VAL];
                }
            }
        }

        return $return;
    }

    /**
     * @return int
     */
    public function binnSize()
    {
        return $this->calculateSize();
    }

    /**
     * @param int   $type
     * @param mixed   $val
     *
     * @return int  $type2
     *
     */
    protected function compressInt($type, $val)
    {
        $newType = $type;

        if ($val >= 0) {
            // Convert to unsigned
            switch ($newType) {
                case self::BINN_INT64:
                    $newType = self::BINN_UINT64;
                    break;

                case self::BINN_INT32:
                    $newType = self::BINN_UINT32;
                    break;

                case self::BINN_INT16:
                    $newType = self::BINN_UINT16;
                    break;

                case self::BINN_INT8:
                    $newType = self::BINN_UINT8;
                    break;
            }
        }

        if (in_array($newType, [self::BINN_INT64, self::BINN_INT32, self::BINN_INT16])) {
            // Signed
            if ($val >= self::INT8_MIN) {
                $newType = self::BINN_INT8;
            }
            elseif ($val >= self::INT16_MIN) {
                $newType = self::BINN_INT16;
            }
            elseif ($val >= self::INT32_MIN) {
                $newType = self::BINN_INT32;
            }
        }

        if (in_array($newType, [self::BINN_UINT64, self::BINN_UINT32, self::BINN_UINT16])) {
            // Unsigned

            if ($val <= self::UINT8_MAX) {
                $newType = self::BINN_UINT8;
            }
            elseif ($val <= self::UINT16_MAX) {
                $newType = self::BINN_UINT16;
            }
            elseif ($val <= self::UINT32_MAX) {
                $newType = self::BINN_UINT32;
            }
        }

        return $newType;
    }

    public function binnFree()
    {
        // $this->binnType     = self::BINN_STORAGE_NOBYTES;

        $this->count        = 0;
        $this->dataSize     = 0;

        // Initial meta size 3 bytes
        // Type byte + Size byte + Item counts byte
        $this->metaSize    = self::MIN_BINN_SIZE;

        $this->size         = 0;
        $this->binnString   = "";

        $this->binnArr      = [];

        return $this;
    }

    /**
     * 
     */
    protected function unpack($varType, $value)
    {
        if ($varType === self::BINN_TRUE) {
            return true;
        } else if ($varType === self::BINN_FALSE) {
            return false;
        } else if ($varType === self::BINN_UINT64) {
            return unpack("J", $value)[1];
        } else if ($varType === self::BINN_UINT32) {
            return unpack("N", $value)[1];
        } else if ($varType === self::BINN_UINT16) {
            return unpack("n", $value)[1];
        } else if ($varType == self::BINN_UINT8) {
            return unpack("C", $value)[1];
        } else if ($varType === self::BINN_INT8) {
            return unpack("c", $value)[1];
        } else if ($varType === self::BINN_INT16) {
            return unpack("s", strrev($value))[1];
        } else if ($varType === self::BINN_INT32) {
            return unpack("i", strrev($value))[1];
        } else if ($varType === self::BINN_INT64) {
            return unpack("q", strrev($value))[1];
        } else if ($varType === self::BINN_FLOAT32) {
            return unpack("f", strrev($value))[1];
        } else if ($varType === self::BINN_FLOAT64) {
            return unpack("d", strrev($value))[1];
        } else if ($varType === self::BINN_STRING) {
            return unpack("a*", $value)[1];
        }
        
        return null;
    }

    /**
     * 
     */
    protected function pack($varType, $value = null)
    {
        if ($varType === self::BINN_TRUE) {
            return pack("C", self::BINN_TRUE);
        } else if ($varType === self::BINN_FALSE) {
            return pack("C", self::BINN_FALSE);
        } else if ($varType === self::BINN_UINT64) {
            return pack("J", $value);
        } else if ($varType === self::BINN_UINT32) {
            return pack("N", $value);
        } else if ($varType === self::BINN_UINT16) {
            return pack("n", $value);
        } else if ($varType === self::BINN_UINT8) {
            return pack("C", $value);
        } else if ($varType === self::BINN_INT8) {
            return pack("c", $value);
        } else if ($varType === self::BINN_INT16) {
            return strrev(pack("s", $value));
        } else if ($varType === self::BINN_INT32) {
            return strrev(pack("i", $value));
        } else if ($varType === self::BINN_INT64) {
            return strrev(pack("q", $value));
        } else if ($varType === self::BINN_FLOAT32) {
            return strrev(pack("f", $value));
        } else if ($varType === self::BINN_FLOAT64) {
            return strrev(pack("d", $value));
        } else if ($varType === self::BINN_STRING) {
            return pack("a*", $value);
        } else if ($varType === self::BINN_NULL) {
            return pack("x");
        }
        
        return null;
    }

    /**
     * @param $type
     * @return string
     */
    protected function packType($type)
    {
        return $this->pack(self::BINN_UINT8, $type);
    }

    /**
     * @param $type
     * @return string
     */
    protected function packSize($size)
    {
        return ($size <= 127)
            ? $this->pack(self::BINN_UINT8, $size)
            : $this->getInt32Binsize($size);
    }
    
    protected function getTypeSize($type, $value = '')
    {
        $size = ['meta' => 0, 'data' => 0];
        $storageType = $this->storageType($type);

        if ($type == self::BINN_BOOL
            || $type == self::BINN_TRUE
            || $type == self::BINN_FALSE
        ) {
            $size = ['meta' => 1, 'data' => 0];
        } else if ($storageType === self::BINN_STORAGE_CONTAINER) {
            $size = ['meta' => 0, 'data' => $value->binnSize()];
        } else if ($storageType === self::BINN_STORAGE_BLOB) {
            $dataSize = mb_strlen($value);

            $metaSize = $dataSize > 127 ? 4 : 1; // size byte
            $metaSize += 1; // type byte

            $size = ['meta' => $metaSize, 'data' => $dataSize];
        } else if ($storageType === self::BINN_STORAGE_STRING) {
            $dataSize = mb_strlen($value);

            $metaSize = $dataSize > 127 ? 4 : 1; // size byte
            $metaSize += 2; // type byte + null terminated
            
            $size = ['meta' => $metaSize, 'data' => $dataSize];
        } else if ($storageType === self::BINN_STORAGE_QWORD) {
            $size = ['meta' => 1, 'data' => 8];
        } else if ($storageType === self::BINN_STORAGE_DWORD) {
            $size = ['meta' => 1, 'data' => 4];
        } else if ($storageType === self::BINN_STORAGE_WORD) {
            $size = ['meta' => 1, 'data' => 2];
        } else if ($storageType === self::BINN_STORAGE_BYTE) {
            $size = ['meta' => 1, 'data' => 1];
        } else if ($storageType === self::BINN_STORAGE_NOBYTES) {
            $size = ['meta' => 1, 'data' => 0];
        }
        
        return $size;
    }
}

1			<?php
2
3			namespace Knik\Binn;
4
5			abstract class BinnAbstract
6			{
7			// Consts from original C++ Library
8			const BINN_LIST = 0xE0;
9			const BINN_MAP = 0xE1;
10			const BINN_OBJECT = 0xE2;
11
12			const BINN_UINT8 = 0x20;
13			const BINN_INT8 = 0x21;
14			const BINN_UINT16 = 0x40;
15			const BINN_INT16 = 0x41;
16			const BINN_UINT32 = 0x60;
17			const BINN_INT32 = 0x61;
18			const BINN_UINT64 = 0x80;
19			const BINN_INT64 = 0x81;
20			const BINN_STRING = 0xA0;
21
22			const BINN_FLOAT32 = 0x62; // (DWORD)
23			const BINN_FLOAT64 = 0x82; // (QWORD)
24			const BINN_FLOAT = self::BINN_FLOAT32;
25
26			const BINN_BOOL = 0x80061;
27
28			const BINN_STORAGE_NOBYTES = 0x00;
29			const BINN_STORAGE_BYTE = 0x20; // 8 bits
30			const BINN_STORAGE_WORD = 0x40; // 16 bits -- the endianess (byte order) is automatically corrected
31			const BINN_STORAGE_DWORD = 0x60; // 32 bits -- the endianess (byte order) is automatically corrected
32			const BINN_STORAGE_QWORD = 0x80; // 64 bits -- the endianess (byte order) is automatically corrected
33			const BINN_STORAGE_STRING = 0xA0; // Are stored with null termination
34			const BINN_STORAGE_BLOB = 0xC0;
35			const BINN_STORAGE_CONTAINER = 0xE0;
36
37			const BINN_NULL = 0x00;
38			const BINN_TRUE = 0x01;
39			const BINN_FALSE = 0x02;
40
41			const UINT8_MAX = 255;
42			const UINT16_MAX = 65535;
43			const UINT32_MAX = 4294967295;
44			const UINT64_MAX = 18446744073709551615;
45
46			const INT8_MIN = -128;
47			const INT8_MAX = 127;
48			const INT16_MIN = -32768;
49			const INT16_MAX = 32767;
50			const INT32_MIN = -2147483648;
51			const INT32_MAX = 2147483647;
52			const INT64_MIN = -9223372036854775808;
53			const INT64_MAX = 9223372036854775807;
54
55			const BINN_STORAGE_MASK = 0xE0;
56			const BINN_TYPE_MASK = 0x0F;
57
58			const MIN_BINN_SIZE = 3;
59
60			// PHP Library consts
61			const KEY_TYPE = 0;
62			const KEY_VAL = 1;
63			const KEY_SIZE = 2;
64			const KEY_KEY = 3;
65
66			/**
67			* Binn object type: self::BINN_LIST, self::BINN_MAP, self::BINN_OBJECT
68			*
69			* @var int $binnType
70			* @access protected
71			*/
72			protected $binnType = self::BINN_NULL;
73
74			/**
75			* @var string
76			*/
77			protected $binnClass = null;
78
79			/**
80			* Count elements in object
81			*
82			* @var int
83			* @access protected
84			*/
85			protected $count = 0;
86
87			/**
88			* Data size in bytes
89			*
90			* @var int
91			* @access protected
92			*/
93			protected $dataSize = 0;
94
95			/**
96			* Meta size in bytes
97			*
98			* @var int
99			*/
100			protected $metaSize = self::MIN_BINN_SIZE;
101
102			/**
103			* Size bin string in bytes
104			*
105			* @var int
106			* @access protected
107			*/
108			protected $size = 0;
109
110			/**
111			* Bin string
112			*
113			* @var string
114			* @access protected
115			*/
116			protected $binnString = "";
117
118			/**
119			* Object elements
120			*
121			* @var array
122			* @access protected
123			*/
124			protected $binnArr = [];
125
126			/**
127			* @var array
128			*
129			* Associations container int with container classes
130			*
131			* Example values:
132			* [
133			* 0xE0 => \Knik\Binn\BinnList::class,
134			* 0xE1 => \Knik\Binn\BinnMap::class,
135			* 0xE2 => \Knik\Binn\BinnObject::class,
136			* ]
137			*/
138			protected $containersClasses = [
139			0xE0 => \Knik\Binn\BinnList::class,
140			0xE1 => \Knik\Binn\BinnMap::class,
141			0xE2 => \Knik\Binn\BinnObject::class,
142			];
143
144			/**
145			* @param $containersClasses
146			*/
147			public function setContainersClasses($containersClasses)
148			{
149			$this->containersClasses = $containersClasses;
150			}
151
152			/**
153			*
154			* @param int $intVal
155			*
156			* @return string HEX string
157			*/
158			protected function getInt32Binsize($intVal = 0)
159			{
160			$intVal = ($intVal \| (1 << 31)); // Add byte
161			return $this->pack(self::BINN_UINT32, $intVal);
162			}
163
164			/**
165			* @param null $value
			0 ignored issues – show Documentation Bug introduced 2018-11-14 23:15 UTC by Report Bug Copy Issue Report Are you sure the doc-type for parameter `$value` is correct as it would always require `null` to be passed? Loading history...
166			* @return int
167			*/
168			protected function detectType($value = null)
169			{
170			if (is_bool($value)) {
			0 ignored issues – show introduced 2018-11-14 23:15 UTC by Report Bug Copy Issue Report The condition `is_bool($value)` is always `false`. Loading history...
171			return $value ? self::BINN_TRUE : self::BINN_FALSE;
172			}
173
174			if (is_string($value)) {
			0 ignored issues – show introduced 2018-11-14 23:15 UTC by Report Bug Copy Issue Report The condition `is_string($value)` is always `false`. Loading history...
175			return self::BINN_STRING;
176			}
177
178			if (is_integer($value)) {
			0 ignored issues – show introduced 2018-11-14 23:15 UTC by Report Bug Copy Issue Report The condition `is_integer($value)` is always `false`. Loading history...
179			return $this->detectInt($value);
180			}
181
182			if (is_float($value)) {
			0 ignored issues – show introduced 2018-11-14 23:15 UTC by Report Bug Copy Issue Report The condition `is_float($value)` is always `false`. Loading history...
183			if (strlen($value) > 4) {
184			return self::BINN_FLOAT64;
185			} else {
186			return self::BINN_FLOAT32;
187			}
188			}
189
190			if (is_array($value)) {
			0 ignored issues – show introduced 2018-11-14 23:15 UTC by Report Bug Copy Issue Report The condition `is_array($value)` is always `false`. Loading history...
191			foreach ($this->containersClasses as $contanerType => $containersClass) {
192			if ($containersClass::validArray($value)) {
193			return $contanerType;
194			}
195			}
196			}
197
198			return self::BINN_NULL;
199			}
200
201			/**
202			* Detect integer type
203			*
204			* @param $value
205			* @return int
206			*/
207			protected function detectInt($value)
208			{
209			if ($value < 0) {
210			// int
211			if ($value >= self::INT8_MIN) {
212			return self::BINN_INT8;
213			} else if ($value >= self::INT16_MIN) {
214			return self::BINN_INT16;
215			} else if ($value >= self::INT32_MIN) {
216			return self::BINN_INT32;
217			} else {
218			return self::BINN_INT64;
219			}
220			} else {
221			// uint
222			if ($value <= self::UINT8_MAX) {
223			return self::BINN_UINT8;
224			} else if ($value <= self::UINT16_MAX) {
225			return self::BINN_UINT16;
226			} else if ($value <= self::UINT32_MAX) {
227			return self::BINN_UINT32;
228			} else {
229			return self::BINN_UINT64;
230			}
231			}
232			}
233
234			protected function storageType($type)
235			{
236			return $type & ($type ^ self::BINN_TYPE_MASK);
237			}
238
239			/**
240			* @param array $arr
241			* @return bool
242			*/
243			protected static function isArrayAssoc($arr)
244			{
245			$arr = (array)$arr;
246			if (array() === $arr) return false;
247			return array_keys($arr) !== range(0, count($arr) - 1);
248			}
249
250			/**
251			* @param $arr
252			* @return bool
253			*/
254			protected static function isArrayObject($arr)
255			{
256			foreach(array_keys($arr) as $key) {
257			if (!is_int($key)) {
258			return true;
259			}
260			}
261
262			return false;
263			}
264
265			/**
266			*
267			* @return int
268			*/
269			protected function calculateSize()
270			{
271			$size = 0;
272
273			if (($this->dataSize + $this->metaSize) > 127) {
274			$size += 3;
275			}
276
277			if (count($this->binnArr) > 127) {
278			$size += 3;
279			}
280
281			$this->size = ($this->dataSize + $this->metaSize) + $size;
282			return $this->size;
283			}
284
285			/**
286			*
287			* @return array
288			*/
289			public function getBinnArr()
290			{
291			$return = [];
292
293			foreach ($this->binnArr as $arr) {
294			$storageType = $this->storageType($arr[self::KEY_TYPE]);
295
296			if ($storageType === self::BINN_STORAGE_CONTAINER) {
297			if (isset($arr[self::KEY_KEY])) {
298			$key = $arr[self::KEY_KEY];
299			$return[$key] = $arr[self::KEY_VAL]->getBinnArr();
300			} else {
301			$return[] = $arr[self::KEY_VAL]->getBinnArr();
302			}
303			} else {
304			if (isset($arr[self::KEY_KEY])) {
305			$key = $arr[self::KEY_KEY];
306			$return[$key] = $arr[self::KEY_VAL];
307			} else {
308			$return[] = $arr[self::KEY_VAL];
309			}
310			}
311			}
312
313			return $return;
314			}
315
316			/**
317			* @return int
318			*/
319			public function binnSize()
320			{
321			return $this->calculateSize();
322			}
323
324			/**
325			* @param int $type
326			* @param mixed $val
327			*
328			* @return int $type2
329			*
330			*/
331			protected function compressInt($type, $val)
332			{
333			$newType = $type;
334
335			if ($val >= 0) {
336			// Convert to unsigned
337			switch ($newType) {
338			case self::BINN_INT64:
339			$newType = self::BINN_UINT64;
340			break;
341
342			case self::BINN_INT32:
343			$newType = self::BINN_UINT32;
344			break;
345
346			case self::BINN_INT16:
347			$newType = self::BINN_UINT16;
348			break;
349
350			case self::BINN_INT8:
351			$newType = self::BINN_UINT8;
352			break;
353			}
354			}
355
356			if (in_array($newType, [self::BINN_INT64, self::BINN_INT32, self::BINN_INT16])) {
357			// Signed
358			if ($val >= self::INT8_MIN) {
359			$newType = self::BINN_INT8;
360			}
361			elseif ($val >= self::INT16_MIN) {
362			$newType = self::BINN_INT16;
363			}
364			elseif ($val >= self::INT32_MIN) {
365			$newType = self::BINN_INT32;
366			}
367			}
368
369			if (in_array($newType, [self::BINN_UINT64, self::BINN_UINT32, self::BINN_UINT16])) {
370			// Unsigned
371
372			if ($val <= self::UINT8_MAX) {
373			$newType = self::BINN_UINT8;
374			}
375			elseif ($val <= self::UINT16_MAX) {
376			$newType = self::BINN_UINT16;
377			}
378			elseif ($val <= self::UINT32_MAX) {
379			$newType = self::BINN_UINT32;
380			}
381			}
382
383			return $newType;
384			}
385
386			public function binnFree()
387			{
388			// $this->binnType = self::BINN_STORAGE_NOBYTES;
389
390			$this->count = 0;
391			$this->dataSize = 0;
392
393			// Initial meta size 3 bytes
394			// Type byte + Size byte + Item counts byte
395			$this->metaSize = self::MIN_BINN_SIZE;
396
397			$this->size = 0;
398			$this->binnString = "";
399
400			$this->binnArr = [];
401
402			return $this;
403			}
404
405			/**
406			*
407			*/
408			protected function unpack($varType, $value)
409			{
410			if ($varType === self::BINN_TRUE) {
411			return true;
412			} else if ($varType === self::BINN_FALSE) {
413			return false;
414			} else if ($varType === self::BINN_UINT64) {
415			return unpack("J", $value)[1];
416			} else if ($varType === self::BINN_UINT32) {
417			return unpack("N", $value)[1];
418			} else if ($varType === self::BINN_UINT16) {
419			return unpack("n", $value)[1];
420			} else if ($varType == self::BINN_UINT8) {
421			return unpack("C", $value)[1];
422			} else if ($varType === self::BINN_INT8) {
423			return unpack("c", $value)[1];
424			} else if ($varType === self::BINN_INT16) {
425			return unpack("s", strrev($value))[1];
426			} else if ($varType === self::BINN_INT32) {
427			return unpack("i", strrev($value))[1];
428			} else if ($varType === self::BINN_INT64) {
429			return unpack("q", strrev($value))[1];
430			} else if ($varType === self::BINN_FLOAT32) {
431			return unpack("f", strrev($value))[1];
432			} else if ($varType === self::BINN_FLOAT64) {
433			return unpack("d", strrev($value))[1];
434			} else if ($varType === self::BINN_STRING) {
435			return unpack("a*", $value)[1];
436			}
437
438			return null;
439			}
440
441			/**
442			*
443			*/
444			protected function pack($varType, $value = null)
445			{
446			if ($varType === self::BINN_TRUE) {
447			return pack("C", self::BINN_TRUE);
448			} else if ($varType === self::BINN_FALSE) {
449			return pack("C", self::BINN_FALSE);
450			} else if ($varType === self::BINN_UINT64) {
451			return pack("J", $value);
452			} else if ($varType === self::BINN_UINT32) {
453			return pack("N", $value);
454			} else if ($varType === self::BINN_UINT16) {
455			return pack("n", $value);
456			} else if ($varType === self::BINN_UINT8) {
457			return pack("C", $value);
458			} else if ($varType === self::BINN_INT8) {
459			return pack("c", $value);
460			} else if ($varType === self::BINN_INT16) {
461			return strrev(pack("s", $value));
462			} else if ($varType === self::BINN_INT32) {
463			return strrev(pack("i", $value));
464			} else if ($varType === self::BINN_INT64) {
465			return strrev(pack("q", $value));
466			} else if ($varType === self::BINN_FLOAT32) {
467			return strrev(pack("f", $value));
468			} else if ($varType === self::BINN_FLOAT64) {
469			return strrev(pack("d", $value));
470			} else if ($varType === self::BINN_STRING) {
471			return pack("a*", $value);
472			} else if ($varType === self::BINN_NULL) {
473			return pack("x");
474			}
475
476			return null;
477			}
478
479			/**
480			* @param $type
481			* @return string
482			*/
483			protected function packType($type)
484			{
485			return $this->pack(self::BINN_UINT8, $type);
486			}
487
488			/**
489			* @param $type
490			* @return string
491			*/
492			protected function packSize($size)
493			{
494			return ($size <= 127)
495			? $this->pack(self::BINN_UINT8, $size)
496			: $this->getInt32Binsize($size);
497			}
498
499			protected function getTypeSize($type, $value = '')
500			{
501			$size = ['meta' => 0, 'data' => 0];
502			$storageType = $this->storageType($type);
503
504			if ($type == self::BINN_BOOL
505			\|\| $type == self::BINN_TRUE
506			\|\| $type == self::BINN_FALSE
507			) {
508			$size = ['meta' => 1, 'data' => 0];
509			} else if ($storageType === self::BINN_STORAGE_CONTAINER) {
510			$size = ['meta' => 0, 'data' => $value->binnSize()];
511			} else if ($storageType === self::BINN_STORAGE_BLOB) {
512			$dataSize = mb_strlen($value);
513
514			$metaSize = $dataSize > 127 ? 4 : 1; // size byte
515			$metaSize += 1; // type byte
516
517			$size = ['meta' => $metaSize, 'data' => $dataSize];
518			} else if ($storageType === self::BINN_STORAGE_STRING) {
519			$dataSize = mb_strlen($value);
520
521			$metaSize = $dataSize > 127 ? 4 : 1; // size byte
522			$metaSize += 2; // type byte + null terminated
523
524			$size = ['meta' => $metaSize, 'data' => $dataSize];
525			} else if ($storageType === self::BINN_STORAGE_QWORD) {
526			$size = ['meta' => 1, 'data' => 8];
527			} else if ($storageType === self::BINN_STORAGE_DWORD) {
528			$size = ['meta' => 1, 'data' => 4];
529			} else if ($storageType === self::BINN_STORAGE_WORD) {
530			$size = ['meta' => 1, 'data' => 2];
531			} else if ($storageType === self::BINN_STORAGE_BYTE) {
532			$size = ['meta' => 1, 'data' => 1];
533			} else if ($storageType === self::BINN_STORAGE_NOBYTES) {
534			$size = ['meta' => 1, 'data' => 0];
535			}
536
537			return $size;
538			}
539			}

et-nik / binn-php

Push — master ( f2b9b8...38e491 )

BinnAbstract::compressInt() C

Complexity

Size

Duplication

Importance

How to fix Long Method Complexity

Long Method

Duplication Side-by-Side

Filter issues like