Completed
Branch 0.8-dev (5d9532)
by Kacper
02:49
created

ConsoleHelper::__construct()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 3
Code Lines 2

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 3
CRAP Score 1

Importance

Changes 1
Bugs 1 Features 0
Metric Value
c 1
b 1
f 0
dl 0
loc 3
ccs 3
cts 3
cp 1
rs 10
cc 1
eloc 2
nc 1
nop 0
crap 1
1
<?php
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/**
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 * Highlighter
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 *
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 * Copyright (C) 2016, Some right reserved.
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 *
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 * @author Kacper "Kadet" Donat <[email protected]>
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 *
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 * Contact with author:
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 * Xmpp: [email protected]
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 * E-mail: [email protected]
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 *
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 * From Kadet with love.
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 */
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namespace Kadet\Highlighter\Utils;
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class ConsoleHelper
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{
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    private $_stack   = [];
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    private $_current = [];
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    private $_default = [
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        'color'      => 'default',
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        'background' => 'default',
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        'bold'       => false,
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        'underlined' => false,
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        'dim'        => false,
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        'blink'      => false,
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        'reset'      => false,
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    ];
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    /**
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     * ConsoleHelper constructor.
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     */
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    public function __construct() {
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        $this->_current = $this->_default;
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    }
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    public function styled($style, $text)
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    {
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        return $this->open($style).$text.$this->close();
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    }
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    public function open($style)
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    {
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        $this->_stack[] = $this->_current;
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        $style          = array_diff_assoc($style, $this->_current);
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        $this->_current = array_merge($this->_current, $style);
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        return $this->_set($style);
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    }
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    public function close()
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    {
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        $this->_current = empty($this->_stack) ? $this->_default : array_pop($this->_stack);
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        return "\033[0m".$this->_set(array_diff_assoc($this->_current, $this->_default));
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    }
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    private function _color($name, $bg = false)
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    {
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        $colors = [
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            'default'       => 39,
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            'black'         => 30,
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            'red'           => 31,
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            'green'         => 32,
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            'yellow'        => 33,
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            'blue'          => 34,
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            'magenta'       => 35,
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            'cyan'          => 36,
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            'light gray'    => 37,
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            'dark gray'     => 90,
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            'light red'     => 91,
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            'light green'   => 92,
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            'light yellow'  => 93,
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            'light blue'    => 94,
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            'light magenta' => 95,
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            'light cyan'    => 96,
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            'white'         => 97,
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        ];
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        return $colors[strtolower($name)] + ($bg ? 10 : 0);
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    }
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    private function _style($name, $value)
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    {
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        switch ($name) {
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            case 'color':
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                return $this->_color($value);
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            case 'background':
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                return $this->_color($value, true);
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            case 'bold':
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                return $value ? 1 : 21;
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            case 'dim':
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                return $value ? 2 : 22;
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            case 'underline':
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                return $value ? 4 : 24;
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            case 'blink':
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                return $value ? 5 : 25;
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            case 'invert':
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                return $value ? 7 : 27;
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        }
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        return null;
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    }
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    private function _set($style)
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    {
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        $escape = "\e[".implode(';', array_map(function ($style, $name) {
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            return $this->_style($style, $name);
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        }, array_keys($style), $style)).'m';
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        return $escape === "\e[m" ? null : $escape;
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    }
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    public function reset()
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    {
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        return "\e[0m";
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    }
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}
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