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

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Push — master ( 64683c...c493bc )

by Nikita

created 2018-11-15 11:22 UTC

BinnAbstract::detectType() B

↳ Parent: BinnAbstract

Complexity

Conditions	10
Paths	9

Size

Total Lines	31
Code Lines	16

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	16
CRAP Score	10

Importance

Changes

Metric	Value
cc	10
eloc	16
nc	9
nop	1
dl	0
loc	31
ccs	16
cts	16
cp	1
crap	10
rs	7.6666
c	0
b	0
f	0

How to fix 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 = [
        self::BINN_LIST     => \Knik\Binn\BinnList::class,
        self::BINN_MAP      => \Knik\Binn\BinnMap::class,
        self::BINN_OBJECT   => \Knik\Binn\BinnObject::class,
    ];

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

    /**
     * Get 4 bytes packed size. Add cut bit.
     *
     * @param int $intVal
     * @return string
     */
    protected function getInt32Binsize($intVal = 0)
    {
        $intVal = ($intVal | (1 << 31)); // Add bit
        return $this->pack(self::BINN_UINT32, $intVal);
    }

    /**
     * Detect value type
     *
     * @param mixed $value
     * @return int
     */
    protected function detectType($value)
    {
        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;
            }
        }
    }

    /**
     * Get storage type
     *
     * @param $type
     * @return int
     */
    protected function storageType($type)
    {
        return $type & ($type ^ self::BINN_TYPE_MASK);
    }

    /**
     * Array associativity check
     * True if array is associative, False if array is sequential
     *
     * @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);
    }

    /**
     * Array objectivity check
     * True if array is objective, False if array is sequential or have only number keys
     *
     * @param $arr
     * @return bool
     */
    protected static function isArrayObject($arr)
    {
        foreach(array_keys($arr) as $key) {
            if (!is_int($key)) {
                return true;
            }
        }

        return false;
    }

    /**
     * Calculate result binary Binn string size
     * @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;
    }

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

    /**
     * Memory saving
     * If it possible:
     * Converting int64 to int32/int16/int8
     * Converting uint64 to uint32/uint16/uint8
     * Converting positive int to uint
     *
     * @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;
    }

    /**
     * Clear all binn data
     *
     * @return $this
     */
    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;
    }

    /**
     * Unpack value
     *
     * @param $varType
     * @param $value
     * @return bool|null
     */
    protected function unpack($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;
    }

    /**
     * Pack value
     *
     * @param $varType
     * @param mixed $value
     * @return null|string
     */
    protected function pack($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;
    }

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

    /**
     * Pack size info
     *
     * @param $size
     * @return string
     */
    protected function packSize($size)
    {
        return ($size <= 127)
            ? $this->pack(self::BINN_UINT8, $size)
            : $this->getInt32Binsize($size);
    }

    /**
     * Get size info
     * data and meta (type info, size info, null bytes)
     *
     * @param $type
     * @param string $value
     * @return array
     */
    protected function getTypeSize($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		self::BINN_LIST => \Knik\Binn\BinnList::class,
140		self::BINN_MAP => \Knik\Binn\BinnMap::class,
141		self::BINN_OBJECT => \Knik\Binn\BinnObject::class,
142		];
143
144		/**
145		* @param $containersClasses
146		*/
147	20	public function setContainersClasses($containersClasses)
148		{
149	20	$this->containersClasses = $containersClasses;
150	20	}
151
152		/**
153		* Get 4 bytes packed size. Add cut bit.
154		*
155		* @param int $intVal
156		* @return string
157		*/
158	12	protected function getInt32Binsize($intVal = 0)
159		{
160	12	$intVal = ($intVal \| (1 << 31)); // Add bit
161	12	return $this->pack(self::BINN_UINT32, $intVal);
162		}
163
164		/**
165		* Detect value type
166		*
167		* @param mixed $value
168		* @return int
169		*/
170	31	protected function detectType($value)
171		{
172	31	if (is_bool($value)) {
173	6	return $value ? self::BINN_TRUE : self::BINN_FALSE;
174		}
175
176	31	if (is_string($value)) {
177	25	return self::BINN_STRING;
178		}
179
180	29	if (is_integer($value)) {
181	18	return $this->detectInt($value);
182		}
183
184	20	if (is_float($value)) {
185	9	if (strlen($value) > 4) {
186	9	return self::BINN_FLOAT64;
187		} else {
188	6	return self::BINN_FLOAT32;
189		}
190		}
191
192	17	if (is_array($value)) {
193	11	foreach ($this->containersClasses as $contanerType => $containersClass) {
194	11	if ($containersClass::validArray($value)) {
195	11	return $contanerType;
196		}
197		}
198		}
199
200	6	return self::BINN_NULL;
201		}
202
203		/**
204		* Detect integer type
205		*
206		* @param $value
207		* @return int
208		*/
209	21	protected function detectInt($value)
210		{
211	21	if ($value < 0) {
212		// int
213	18	if ($value >= self::INT8_MIN) {
214	9	return self::BINN_INT8;
215	18	} else if ($value >= self::INT16_MIN) {
216	15	return self::BINN_INT16;
217	9	} else if ($value >= self::INT32_MIN) {
218	6	return self::BINN_INT32;
219		} else {
220	9	return self::BINN_INT64;
221		}
222		} else {
223		// uint
224	21	if ($value <= self::UINT8_MAX) {
225	15	return self::BINN_UINT8;
226	18	} else if ($value <= self::UINT16_MAX) {
227	12	return self::BINN_UINT16;
228	9	} else if ($value <= self::UINT32_MAX) {
229	3	return self::BINN_UINT32;
230		} else {
231	9	return self::BINN_UINT64;
232		}
233		}
234		}
235
236		/**
237		* Get storage type
238		*
239		* @param $type
240		* @return int
241		*/
242	77	protected function storageType($type)
243		{
244	77	return $type & ($type ^ self::BINN_TYPE_MASK);
245		}
246
247		/**
248		* Array associativity check
249		* True if array is associative, False if array is sequential
250		*
251		* @param array $arr
252		* @return bool
253		*/
254	42	protected static function isArrayAssoc($arr)
255		{
256	42	$arr = (array)$arr;
257	42	if (array() === $arr) return false;
258	42	return array_keys($arr) !== range(0, count($arr) - 1);
259		}
260
261		/**
262		* Array objectivity check
263		* True if array is objective, False if array is sequential or have only number keys
264		*
265		* @param $arr
266		* @return bool
267		*/
268	17	protected static function isArrayObject($arr)
269		{
270	17	foreach(array_keys($arr) as $key) {
271	17	if (!is_int($key)) {
272	17	return true;
273		}
274		}
275
276	14	return false;
277		}
278
279		/**
280		* Calculate result binary Binn string size
281		* @return int
282		*/
283	61	protected function calculateSize()
284		{
285	61	$size = 0;
286
287	61	if (($this->dataSize + $this->metaSize) > 127) {
288	12	$size += 3;
289		}
290
291	61	if (count($this->binnArr) > 127) {
292	6	$size += 3;
293		}
294
295	61	$this->size = ($this->dataSize + $this->metaSize) + $size;
296	61	return $this->size;
297		}
298
299		/**
300		*
301		* @return array
302		*/
303	49	public function getBinnArr()
304		{
305	49	$return = [];
306
307	49	foreach ($this->binnArr as $arr) {
308	49	$storageType = $this->storageType($arr[self::KEY_TYPE]);
309
310	49	if ($storageType === self::BINN_STORAGE_CONTAINER) {
311	14	if (isset($arr[self::KEY_KEY])) {
312	11	$key = $arr[self::KEY_KEY];
313	11	$return[$key] = $arr[self::KEY_VAL]->getBinnArr();
314		} else {
315	14	$return[] = $arr[self::KEY_VAL]->getBinnArr();
316		}
317		} else {
318	49	if (isset($arr[self::KEY_KEY])) {
319	25	$key = $arr[self::KEY_KEY];
320	25	$return[$key] = $arr[self::KEY_VAL];
321		} else {
322	49	$return[] = $arr[self::KEY_VAL];
323		}
324		}
325		}
326
327	49	return $return;
328		}
329
330		/**
331		* Get binn size
332		* @return int
333		*/
334	35	public function binnSize()
335		{
336	35	return $this->calculateSize();
337		}
338
339		/**
340		* Memory saving
341		* If it possible:
342		* Converting int64 to int32/int16/int8
343		* Converting uint64 to uint32/uint16/uint8
344		* Converting positive int to uint
345		*
346		* @param int $type
347		* @param mixed $val
348		*
349		* @return int $type2
350		*
351		*/
352	42	protected function compressInt($type, $val)
353		{
354	42	$newType = $type;
355
356	42	if ($val >= 0) {
357		// Convert to unsigned
358		switch ($newType) {
359	39	case self::BINN_INT64:
360	3	$newType = self::BINN_UINT64;
361	3	break;
362
363	39	case self::BINN_INT32:
364	3	$newType = self::BINN_UINT32;
365	3	break;
366
367	39	case self::BINN_INT16:
368	3	$newType = self::BINN_UINT16;
369	3	break;
370
371	39	case self::BINN_INT8:
372	3	$newType = self::BINN_UINT8;
373	3	break;
374		}
375		}
376
377	42	if (in_array($newType, [self::BINN_INT64, self::BINN_INT32, self::BINN_INT16])) {
378		// Signed
379	39	if ($val >= self::INT8_MIN) {
380	3	$newType = self::BINN_INT8;
381		}
382	39	elseif ($val >= self::INT16_MIN) {
383	36	$newType = self::BINN_INT16;
384		}
385	9	elseif ($val >= self::INT32_MIN) {
386	6	$newType = self::BINN_INT32;
387		}
388		}
389
390	42	if (in_array($newType, [self::BINN_UINT64, self::BINN_UINT32, self::BINN_UINT16])) {
391		// Unsigned
392
393	39	if ($val <= self::UINT8_MAX) {
394	6	$newType = self::BINN_UINT8;
395		}
396	39	elseif ($val <= self::UINT16_MAX) {
397	33	$newType = self::BINN_UINT16;
398		}
399	9	elseif ($val <= self::UINT32_MAX) {
400	3	$newType = self::BINN_UINT32;
401		}
402		}
403
404	42	return $newType;
405		}
406
407		/**
408		* Clear all binn data
409		*
410		* @return $this
411		*/
412	50	public function binnFree()
413		{
414		// $this->binnType = self::BINN_STORAGE_NOBYTES;
415
416	50	$this->count = 0;
417	50	$this->dataSize = 0;
418
419		// Initial meta size 3 bytes
420		// Type byte + Size byte + Item counts byte
421	50	$this->metaSize = self::MIN_BINN_SIZE;
422
423	50	$this->size = 0;
424	50	$this->binnString = "";
425
426	50	$this->binnArr = [];
427
428	50	return $this;
429		}
430
431		/**
432		* Unpack value
433		*
434		* @param $varType
435		* @param $value
436		* @return bool\|null
437		*/
438	46	protected function unpack($varType, $value)
439		{
440	46	if ($varType === self::BINN_TRUE) {
441	6	return true;
442	46	} else if ($varType === self::BINN_FALSE) {
443	6	return false;
444	46	} else if ($varType === self::BINN_UINT64) {
445	6	return unpack("J", $value)[1];
446	46	} else if ($varType === self::BINN_UINT32) {
447	12	return unpack("N", $value)[1];
448	46	} else if ($varType === self::BINN_UINT16) {
449	18	return unpack("n", $value)[1];
450	46	} else if ($varType == self::BINN_UINT8) {
451	46	return unpack("C", $value)[1];
452	46	} else if ($varType === self::BINN_INT8) {
453	9	return unpack("c", $value)[1];
454	46	} else if ($varType === self::BINN_INT16) {
455	18	return unpack("s", strrev($value))[1];
456	46	} else if ($varType === self::BINN_INT32) {
457	17	return unpack("i", strrev($value))[1];
458	46	} else if ($varType === self::BINN_INT64) {
459	6	return unpack("q", strrev($value))[1];
460	43	} else if ($varType === self::BINN_FLOAT32) {
461	6	return unpack("f", strrev($value))[1];
462	43	} else if ($varType === self::BINN_FLOAT64) {
463	9	return unpack("d", strrev($value))[1];
464	37	} else if ($varType === self::BINN_STRING) {
465	37	return unpack("a*", $value)[1];
466		}
467
468	3	return null;
469		}
470
471		/**
472		* Pack value
473		*
474		* @param $varType
475		* @param mixed $value
476		* @return null\|string
477		*/
478	55	protected function pack($varType, $value = null)
479		{
480	55	if ($varType === self::BINN_TRUE) {
481	3	return pack("C", self::BINN_TRUE);
482	55	} else if ($varType === self::BINN_FALSE) {
483	3	return pack("C", self::BINN_FALSE);
484	55	} else if ($varType === self::BINN_UINT64) {
485	6	return pack("J", $value);
486	55	} else if ($varType === self::BINN_UINT32) {
487	12	return pack("N", $value);
488	55	} else if ($varType === self::BINN_UINT16) {
489	18	return pack("n", $value);
490	55	} else if ($varType === self::BINN_UINT8) {
491	52	return pack("C", $value);
492	55	} else if ($varType === self::BINN_INT8) {
493	9	return pack("c", $value);
494	55	} else if ($varType === self::BINN_INT16) {
495	21	return strrev(pack("s", $value));
496	49	} else if ($varType === self::BINN_INT32) {
497	14	return strrev(pack("i", $value));
498	49	} else if ($varType === self::BINN_INT64) {
499	6	return strrev(pack("q", $value));
500	46	} else if ($varType === self::BINN_FLOAT32) {
501	6	return strrev(pack("f", $value));
502	46	} else if ($varType === self::BINN_FLOAT64) {
503	9	return strrev(pack("d", $value));
504	43	} else if ($varType === self::BINN_STRING) {
505	40	return pack("a*", $value);
506	43	} else if ($varType === self::BINN_NULL) {
507	40	return pack("x");
508		}
509
510	3	return null;
511		}
512
513		/**
514		* Pack varType
515		*
516		* @param $type
517		* @return string
518		*/
519	52	protected function packType($type)
520		{
521	52	return $this->pack(self::BINN_UINT8, $type);
522		}
523
524		/**
525		* Pack size info
526		*
527		* @param $size
528		* @return string
529		*/
530	52	protected function packSize($size)
531		{
532	52	return ($size <= 127)
533	46	? $this->pack(self::BINN_UINT8, $size)
534	52	: $this->getInt32Binsize($size);
535		}
536
537		/**
538		* Get size info
539		* data and meta (type info, size info, null bytes)
540		*
541		* @param $type
542		* @param string $value
543		* @return array
544		*/
545	74	protected function getTypeSize($type, $value = '')
546		{
547	74	$size = ['meta' => 0, 'data' => 0];
548	74	$storageType = $this->storageType($type);
549
550	74	if ($type == self::BINN_BOOL
551	74	\|\| $type == self::BINN_TRUE
552	74	\|\| $type == self::BINN_FALSE
553		) {
554	8	$size = ['meta' => 1, 'data' => 0];
555	74	} else if ($storageType === self::BINN_STORAGE_CONTAINER) {
556	26	$size = ['meta' => 0, 'data' => $value->binnSize()];
557	74	} else if ($storageType === self::BINN_STORAGE_BLOB) {
558	2	$dataSize = mb_strlen($value);
559
560	2	$metaSize = $dataSize > 127 ? 4 : 1; // size byte
561	2	$metaSize += 1; // type byte
562
563	2	$size = ['meta' => $metaSize, 'data' => $dataSize];
564	74	} else if ($storageType === self::BINN_STORAGE_STRING) {
565	59	$dataSize = mb_strlen($value);
566
567	59	$metaSize = $dataSize > 127 ? 4 : 1; // size byte
568	59	$metaSize += 2; // type byte + null terminated
569
570	59	$size = ['meta' => $metaSize, 'data' => $dataSize];
571	48	} else if ($storageType === self::BINN_STORAGE_QWORD) {
572	12	$size = ['meta' => 1, 'data' => 8];
573	45	} else if ($storageType === self::BINN_STORAGE_DWORD) {
574	6	$size = ['meta' => 1, 'data' => 4];
575	42	} else if ($storageType === self::BINN_STORAGE_WORD) {
576	36	$size = ['meta' => 1, 'data' => 2];
577	33	} else if ($storageType === self::BINN_STORAGE_BYTE) {
578	33	$size = ['meta' => 1, 'data' => 1];
579	3	} else if ($storageType === self::BINN_STORAGE_NOBYTES) {
580	3	$size = ['meta' => 1, 'data' => 0];
581		}
582
583	74	return $size;
584		}
585		}

et-nik / binn-php

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BinnAbstract::detectType() B

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