Parser::parseExport() - Code Metrics - Inspection of "Merge pull request #1 from m1/parser-only" - m1/Env - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( efb4df...2b441b )

by Miles

created 2016-01-07 12:52 UTC

Parser::parseExport() A

↳ Parent: Parser

Complexity

Conditions	4
Paths	3

Size

Total Lines	20
Code Lines	11

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	13
CRAP Score	4

Importance

Changes	2
Bugs	0	Features	1

Metric	Value
c	2
b	0
f	1
dl	0
loc	20
ccs	13
cts	13
cp	1
rs	9.2
cc	4
eloc	11
nc	3
nop	1
crap	4

<?php

/**
 * This file is part of the m1\env library
 *
 * (c) m1 <[email protected]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 *
 * @package     m1/env
 * @version     1.1.0
 * @author      Miles Croxford <[email protected]>
 * @copyright   Copyright (c) Miles Croxford <[email protected]>
 * @license     http://github.com/m1/env/blob/master/LICENSE.md
 * @link        http://github.com/m1/env/blob/master/README.md Documentation
 */

namespace M1\Env;

use M1\Env\Exception\ParseException;
use M1\Env\Helper\StringHelper;
use M1\Env\Parser\ValueParser;
use M1\Env\Parser\KeyParser;

/**
 * The .env parser
 *
 * @since 0.1.0
 */
class Parser
{
    /**
     * The Env key parser
     *
     * @var \M1\Env\Parser\KeyParser $key_parser
     */
    private $key_parser;

    /**
     * The line num of the current value
     *
     * @var int $line_num
     */
    public $line_num;

    /**
     * The current parsed values/lines
     *
     * @var array $lines
     */
    public $lines = array();

    /**
     * The String helper class
     *
     * @var \M1\Env\Helper\StringHelper $string_helper
     */
    public $string_helper;


    /**
     * The Env value parser
     *
     * @var \M1\Env\Parser\ValueParser $value_parser
     */
    public $value_parser;

    /**
     * The parser constructor
     *
     * @param string      $content          The
     */
    public function __construct($content)
    {
        $this->key_parser = new KeyParser($this);
        $this->value_parser = new ValueParser($this);
        $this->string_helper = new StringHelper();

        $this->doParse($content);
    }

    /**
     * Parses the .env and returns the contents statically
     *
     * @param string $content The content to parse
     *
     * @return array The .env contents
     */
    public static function parse($content)
    {
        $parser = new Parser($content);

        return $parser->getContent();
    }

    /**
     * Opens the .env, parses it then returns the contents
     *
     * @param string $content The content to parse
     *
     * @return array The .env contents
     */
    private function doParse($content)
    {
        $raw_lines = array_filter($this->makeLines($content), 'strlen');

        if (empty($raw_lines)) {
            return;
        }

        return $this->parseContent($raw_lines);
    }

    /**
     * Splits the string into an array
     *
     * @param string $content The string content to split
     *
     * @return array The array of lines to parse
     */
    private function makeLines($content)
    {
        return explode("\n", str_replace(array("\r\n", "\n\r", "\r"), "\n", $content));
    }

    /**
     * Parses the .env line by line
     *
     * @param array $raw_lines The raw content of the file
     *
     * @throws \M1\Env\Exception\ParseException If the file does not have a key=value structure
     *
     * @return array The .env contents
     */
    private function parseContent(array $raw_lines)
    {
        $this->lines = array();
        $this->line_num = 0;

        foreach ($raw_lines as $raw_line) {
            $this->line_num++;

            if ($this->string_helper->startsWith('#', $raw_line) || !$raw_line) {
                continue;
            }

            $this->parseLine($raw_line);
        }

        return $this->lines;
    }

    /**
     * Parses a line of the .env
     *
     * @param string $raw_line The raw content of the line
     *
     * @return array The parsed lines
     */
    private function parseLine($raw_line)
    {
        $raw_line = $this->parseExport($raw_line);

        list($key, $value) = $this->parseKeyValue($raw_line);

        $key = $this->key_parser->parse($key);

        if (!is_string($key)) {
            return;
        }

        $this->lines[$key] = $this->value_parser->parse($value);
    }

    /**
     * Parses a export line of the .env
     *
     * @param string $raw_line The raw content of the line
     *
     * @throws \M1\Env\Exception\ParseException If the file does not have a key=value structure
     *
     * @return string The parsed line
     */
    private function parseExport($raw_line)
    {
        $line = trim($raw_line);
        
        if ($this->string_helper->startsWith("export", $line)) {
            $export_line = explode("export", $raw_line, 2);

            if (count($export_line) !== 2 || empty($export_line[1])) {
                throw new ParseException(
                    'You must have a export key = value',
                    $raw_line,
                    $this->line_num
                );
            }

            $line = trim($export_line[1]);
        }

        return $line;
    }

    /**
     * Gets the key = value items from the line
     *
     * @param string $raw_line The raw content of the line
     *
     * @throws \M1\Env\Exception\ParseException If the line does not have a key=value structure
     *
     * @return array The parsed lines
     */
    private function parseKeyValue($raw_line)
    {
        $key_value = explode("=", $raw_line, 2);

        if (count($key_value) !== 2) {
            throw new ParseException(
                'You must have a key = value',
                $raw_line,
                $this->line_num
            );
        }

        return $key_value;
    }

    /**
     * Returns the contents of the .env
     *
     * @return array The .env contents
     */
    public function getContent()
    {
        return $this->lines;
    }
}


1		<?php
2
3		/**
4		* This file is part of the m1\env library
5		*
6		* (c) m1 <[email protected]>
7		*
8		* For the full copyright and license information, please view the LICENSE
9		* file that was distributed with this source code.
10		*
11		* @package m1/env
12		* @version 1.1.0
13		* @author Miles Croxford <[email protected]>
14		* @copyright Copyright (c) Miles Croxford <[email protected]>
15		* @license http://github.com/m1/env/blob/master/LICENSE.md
16		* @link http://github.com/m1/env/blob/master/README.md Documentation
17		*/
18
19		namespace M1\Env;
20
21		use M1\Env\Exception\ParseException;
22		use M1\Env\Helper\StringHelper;
23		use M1\Env\Parser\ValueParser;
24		use M1\Env\Parser\KeyParser;
25
26		/**
27		* The .env parser
28		*
29		* @since 0.1.0
30		*/
31		class Parser
32		{
33		/**
34		* The Env key parser
35		*
36		* @var \M1\Env\Parser\KeyParser $key_parser
37		*/
38		private $key_parser;
39
40		/**
41		* The line num of the current value
42		*
43		* @var int $line_num
44		*/
45		public $line_num;
46
47		/**
48		* The current parsed values/lines
49		*
50		* @var array $lines
51		*/
52		public $lines = array();
53
54		/**
55		* The String helper class
56		*
57		* @var \M1\Env\Helper\StringHelper $string_helper
58		*/
59		public $string_helper;
60
61
62		/**
63		* The Env value parser
64		*
65		* @var \M1\Env\Parser\ValueParser $value_parser
66		*/
67		public $value_parser;
68
69		/**
70		* The parser constructor
71		*
72		* @param string $content The
73		*/
74	63	public function __construct($content)
75		{
76	63	$this->key_parser = new KeyParser($this);
77	63	$this->value_parser = new ValueParser($this);
78	63	$this->string_helper = new StringHelper();
79
80	63	$this->doParse($content);
81	42	}
82
83		/**
84		* Parses the .env and returns the contents statically
85		*
86		* @param string $content The content to parse
87		*
88		* @return array The .env contents
89		*/
90	63	public static function parse($content)
91		{
92	63	$parser = new Parser($content);
93
94	42	return $parser->getContent();
95		}
96
97		/**
98		* Opens the .env, parses it then returns the contents
99		*
100		* @param string $content The content to parse
101		*
102		* @return array The .env contents
103		*/
104	63	private function doParse($content)
105		{
106	63	$raw_lines = array_filter($this->makeLines($content), 'strlen');
107
108	63	if (empty($raw_lines)) {
109	6	return;
110		}
111
112	57	return $this->parseContent($raw_lines);
113		}
114
115		/**
116		* Splits the string into an array
117		*
118		* @param string $content The string content to split
119		*
120		* @return array The array of lines to parse
121		*/
122	63	private function makeLines($content)
123		{
124	63	return explode("\n", str_replace(array("\r\n", "\n\r", "\r"), "\n", $content));
125		}
126
127		/**
128		* Parses the .env line by line
129		*
130		* @param array $raw_lines The raw content of the file
131		*
132		* @throws \M1\Env\Exception\ParseException If the file does not have a key=value structure
133		*
134		* @return array The .env contents
135		*/
136	57	private function parseContent(array $raw_lines)
137		{
138	57	$this->lines = array();
139	57	$this->line_num = 0;
140
141	57	foreach ($raw_lines as $raw_line) {
142	57	$this->line_num++;
143
144	57	if ($this->string_helper->startsWith('#', $raw_line) \|\| !$raw_line) {
145	9	continue;
146		}
147
148	57	$this->parseLine($raw_line);
149	36	}
150
151	36	return $this->lines;
152		}
153
154		/**
155		* Parses a line of the .env
156		*
157		* @param string $raw_line The raw content of the line
158		*
159		* @return array The parsed lines
160		*/
161	57	private function parseLine($raw_line)
162		{
163	57	$raw_line = $this->parseExport($raw_line);
164
165	54	list($key, $value) = $this->parseKeyValue($raw_line);
166
167	51	$key = $this->key_parser->parse($key);
168
169	45	if (!is_string($key)) {
170	3	return;
171		}
172
173	45	$this->lines[$key] = $this->value_parser->parse($value);
174	36	}
175
176		/**
177		* Parses a export line of the .env
178		*
179		* @param string $raw_line The raw content of the line
180		*
181		* @throws \M1\Env\Exception\ParseException If the file does not have a key=value structure
182		*
183		* @return string The parsed line
184		*/
185	57	private function parseExport($raw_line)
186		{
187	57	$line = trim($raw_line);
188
189	57	if ($this->string_helper->startsWith("export", $line)) {
190	6	$export_line = explode("export", $raw_line, 2);
191
192	6	if (count($export_line) !== 2 \|\| empty($export_line[1])) {
193	3	throw new ParseException(
194	3	'You must have a export key = value',
195	3	$raw_line,
196	3	$this->line_num
197	3	);
198		}
199
200	3	$line = trim($export_line[1]);
201	3	}
202
203	54	return $line;
204		}
205
206		/**
207		* Gets the key = value items from the line
208		*
209		* @param string $raw_line The raw content of the line
210		*
211		* @throws \M1\Env\Exception\ParseException If the line does not have a key=value structure
212		*
213		* @return array The parsed lines
214		*/
215	54	private function parseKeyValue($raw_line)
216		{
217	54	$key_value = explode("=", $raw_line, 2);
218
219	54	if (count($key_value) !== 2) {
220	3	throw new ParseException(
221	3	'You must have a key = value',
222	3	$raw_line,
223	3	$this->line_num
224	3	);
225		}
226
227	51	return $key_value;
228		}
229
230		/**
231		* Returns the contents of the .env
232		*
233		* @return array The .env contents
234		*/
235	42	public function getContent()
236		{
237	42	return $this->lines;
238		}
239		}
240

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Parser::parseExport() A

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