Logger::convertLevel() - Code Metrics - Inspection of "Add a logger class to use Climate with PSR-3" - thephpleague/climate - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — test-tidy-up ( 8b0fd0...7e2db7 )

by Craig

created 2018-02-11 17:07 UTC

Logger::convertLevel() B

↳ Parent: Logger

Complexity

Conditions	5
Paths	5

Size

Total Lines	26
Code Lines	11

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	11
CRAP Score	5

Importance

Changes

Metric	Value
dl	0
loc	26
ccs	11
cts	11
cp	1
rs	8.439
c	0
b	0
f	0
cc	5
eloc	11
nc	5
nop	1
crap	5

<?php

namespace League\CLImate;

use League\CLImate\CLImate;
use Psr\Log\AbstractLogger;
use Psr\Log\LogLevel;

/**
 * A PSR-3 compatible logger that uses CLImate for output.
 */
class Logger extends AbstractLogger
{
    /**
     * @var array $levels Conversion of the level strings to their numeric representations.
     */
    private $levels = [
        LogLevel::EMERGENCY =>  1,
        LogLevel::ALERT     =>  2,
        LogLevel::CRITICAL  =>  3,
        LogLevel::ERROR     =>  4,
        LogLevel::WARNING   =>  5,
        LogLevel::NOTICE    =>  6,
        LogLevel::INFO      =>  7,
        LogLevel::DEBUG     =>  8,
    ];

    /**
     * @var int $level Ignore logging attempts at a level less than this.
     */
    private $level;

    /**
     * @var CLImate $climate The underlying climate instance we are using for output.
     */
    private $climate;

    /**
     * Create a new Logger instance.
     *
     * @param mixed   $level   Either a LogLevel constant, or a string (eg 'debug'), or a number (1-8)
     * @param CLImate $climate An existing CLImate instance to use for output
     */
    public function __construct($level = LogLevel::INFO, CLImate $climate = null)
    {
        $this->setLogLevel($level);

        if ($climate === null) {
            $climate = new CLImate;
        }
        $this->climate = $climate;

        # Define some default styles to use for the output
        $commands = [
            "emergency" =>  ["white", "bold", "background_red"],
            "alert"     =>  ["white", "background_yellow"],
            "critical"  =>  ["red", "bold"],
            "error"     =>  ["red"],
            "warning"   =>  "yellow",
            "notice"    =>  "light_cyan",
            "info"      =>  "green",
            "debug"     =>  "dark_gray",
        ];

        # If any of the required styles are not defined then define them now
        foreach ($commands as $command => $style) {
            if (!$this->climate->style->get($command)) {
                $this->climate->style->addCommand($command, $style);
            }
        }
    }


    /**
     * Get a numeric log level for the passed parameter.
     *
     * @param mixed $level Either a LogLevel constant, or a string (eg 'debug'), or a number (1-8)
     *
     * @return int
     */
    private function convertLevel($level)
    {
        # If this is one of the defined string log levels then return it's numeric value
        $key = strtolower($level);
        if (isset($this->levels[$key])) {
            return $this->levels[$key];
        }

        # If it doesn't look like a number, default to the most severe log level
        if (!is_numeric($level)) {
            return 1;
        }

        # If it's lower than the lowest level then default to the lowest level
        if ($level < 1) {
            return 1;
        }

        # If it's higher than the highest level then default to the highest
        if ($level > 8) {
            return 8;
        }

        # If it's already a valid numeric log level then return it
        return $level;
    }


    /**
     * Set the current level we are logging at.
     *
     * @param mixed $level Ignore logging attempts at a level less the $level
     *
     * @return static
     */
    public function setLogLevel($level)
    {
        $this->level = $this->convertLevel($level);

        return $this;
    }


    /**
     * Log messages to a CLImate instance.
     *
     * @param mixed          $level    The level of the log message
     * @param string|object  $message  If an object is passed it must implement __toString()
     * @param array          $context  Placeholders to be substituted in the message
     *
     * @return static
     */
    public function log($level, $message, array $context = [])
    {
        if ($this->convertLevel($level) > $this->level) {
            return $this;
        }

        # Handle objects implementing __toString
        $message = (string) $message;

        # Handle any placeholders in the $context array
        foreach ($context as $key => $val) {
            $placeholder = "{" . $key . "}";

            # If this context key is used as a placeholder, then replace it, and remove it from the $context array
            if (strpos($message, $placeholder) !== false) {
                $val = (string) $val;
                $message = str_replace($placeholder, $val, $message);
                unset($context[$key]);
            }
        }

        # Send the message to the climate instance
        $this->climate->{$level}($message);

        # Append any context information not used as placeholders
        $this->outputRecursiveContext($level, $context, 1);

        return $this;
    }


    /**
     * Handle recursive arrays in the logging context.
     *
     * @param mixed  $level    The level of the log message
     * @param array  $context  The array of context to output
     * @param int    $indent   The current level of indentation to be used
     *
     * @return void
     */
    private function outputRecursiveContext($level, array $context, $indent)
    {
        foreach ($context as $key => $val) {
            $this->climate->tab($indent);

            $this->climate->{$level}()->inline("{$key}: ");

            if (is_array($val)) {
                $this->climate->{$level}("[");
                $this->outputRecursiveContext($level, $val, $indent + 1);
                $this->climate->tab($indent)->{$level}("]");
            } else {
                $this->climate->{$level}((string) $val);
            }
        }
    }
}


1		<?php
2
3		namespace League\CLImate;
4
5		use League\CLImate\CLImate;
6		use Psr\Log\AbstractLogger;
7		use Psr\Log\LogLevel;
8
9		/**
10		* A PSR-3 compatible logger that uses CLImate for output.
11		*/
12		class Logger extends AbstractLogger
13		{
14		/**
15		* @var array $levels Conversion of the level strings to their numeric representations.
16		*/
17		private $levels = [
18		LogLevel::EMERGENCY => 1,
19		LogLevel::ALERT => 2,
20		LogLevel::CRITICAL => 3,
21		LogLevel::ERROR => 4,
22		LogLevel::WARNING => 5,
23		LogLevel::NOTICE => 6,
24		LogLevel::INFO => 7,
25		LogLevel::DEBUG => 8,
26		];
27
28		/**
29		* @var int $level Ignore logging attempts at a level less than this.
30		*/
31		private $level;
32
33		/**
34		* @var CLImate $climate The underlying climate instance we are using for output.
35		*/
36		private $climate;
37
38		/**
39		* Create a new Logger instance.
40		*
41		* @param mixed $level Either a LogLevel constant, or a string (eg 'debug'), or a number (1-8)
42		* @param CLImate $climate An existing CLImate instance to use for output
43		*/
44	88	public function __construct($level = LogLevel::INFO, CLImate $climate = null)
45		{
46	88	$this->setLogLevel($level);
47
48	88	if ($climate === null) {
49		$climate = new CLImate;
50		}
51	88	$this->climate = $climate;
52
53		# Define some default styles to use for the output
54		$commands = [
55	88	"emergency" => ["white", "bold", "background_red"],
56	22	"alert" => ["white", "background_yellow"],
57	22	"critical" => ["red", "bold"],
58	22	"error" => ["red"],
59	22	"warning" => "yellow",
60	22	"notice" => "light_cyan",
61	22	"info" => "green",
62	22	"debug" => "dark_gray",
63	22	];
64
65		# If any of the required styles are not defined then define them now
66	88	foreach ($commands as $command => $style) {
67	88	if (!$this->climate->style->get($command)) {
68	66	$this->climate->style->addCommand($command, $style);
69		}
70	22	}
71	88	}
72
73
74		/**
75		* Get a numeric log level for the passed parameter.
76		*
77		* @param mixed $level Either a LogLevel constant, or a string (eg 'debug'), or a number (1-8)
78		*
79		* @return int
80		*/
81	88	private function convertLevel($level)
82		{
83		# If this is one of the defined string log levels then return it's numeric value
84	88	$key = strtolower($level);
85	88	if (isset($this->levels[$key])) {
86	88	return $this->levels[$key];
87		}
88
89		# If it doesn't look like a number, default to the most severe log level
90	16	if (!is_numeric($level)) {
91	4	return 1;
92		}
93
94		# If it's lower than the lowest level then default to the lowest level
95	12	if ($level < 1) {
96	4	return 1;
97		}
98
99		# If it's higher than the highest level then default to the highest
100	8	if ($level > 8) {
101	4	return 8;
102		}
103
104		# If it's already a valid numeric log level then return it
105	4	return $level;
106		}
107
108
109		/**
110		* Set the current level we are logging at.
111		*
112		* @param mixed $level Ignore logging attempts at a level less the $level
113		*
114		* @return static
115		*/
116	88	public function setLogLevel($level)
117		{
118	88	$this->level = $this->convertLevel($level);
119
120	88	return $this;
121		}
122
123
124		/**
125		* Log messages to a CLImate instance.
126		*
127		* @param mixed $level The level of the log message
128		* @param string\|object $message If an object is passed it must implement __toString()
129		* @param array $context Placeholders to be substituted in the message
130		*
131		* @return static
132		*/
133	88	public function log($level, $message, array $context = [])
134		{
135	88	if ($this->convertLevel($level) > $this->level) {
136	12	return $this;
137		}
138
139		# Handle objects implementing __toString
140	80	$message = (string) $message;
141
142		# Handle any placeholders in the $context array
143	80	foreach ($context as $key => $val) {
144	16	$placeholder = "{" . $key . "}";
145
146		# If this context key is used as a placeholder, then replace it, and remove it from the $context array
147	16	if (strpos($message, $placeholder) !== false) {
148	8	$val = (string) $val;
149	8	$message = str_replace($placeholder, $val, $message);
150	14	unset($context[$key]);
151	2	}
152	20	}
153
154		# Send the message to the climate instance
155	80	$this->climate->{$level}($message);
156
157		# Append any context information not used as placeholders
158	80	$this->outputRecursiveContext($level, $context, 1);
159
160	80	return $this;
161		}
162
163
164		/**
165		* Handle recursive arrays in the logging context.
166		*
167		* @param mixed $level The level of the log message
168		* @param array $context The array of context to output
169		* @param int $indent The current level of indentation to be used
170		*
171		* @return void
172		*/
173	80	private function outputRecursiveContext($level, array $context, $indent)
174		{
175	80	foreach ($context as $key => $val) {
176	12	$this->climate->tab($indent);
177
178	12	$this->climate->{$level}()->inline("{$key}: ");
179
180	12	if (is_array($val)) {
181	4	$this->climate->{$level}("[");
182	4	$this->outputRecursiveContext($level, $val, $indent + 1);
183	4	$this->climate->tab($indent)->{$level}("]");
184	1	} else {
185	12	$this->climate->{$level}((string) $val);
186		}
187	20	}
188	80	}
189		}
190

thephpleague / climate

Push — test-tidy-up ( 8b0fd0...7e2db7 )

Logger::convertLevel() B

Complexity

Size

Duplication

Code Coverage

Importance

Duplication Side-by-Side

Filter issues like