RuleParser::rulesToMigrationColumns() - Code Metrics - Inspection of "Merge pull request #2 from mtolhuys/develop" - mtolhuys/laravel-schematics - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( cb1113...b09b3a )

by Maarten

created 2020-02-17 16:00 UTC

RuleParser::rulesToMigrationColumns() A

↳ Parent: RuleParser

Complexity

Conditions	5
Paths	9

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	19
rs	9.3222
c	0
b	0
f	0
cc	5
nc	9
nop	1

<?php

namespace Mtolhuys\LaravelSchematics\Services;

class RuleParser
{
    public static $types = [
        'boolean',
        'dateTime',
        'date',
        'decimal',
        'dropColumn',
        'integer',
        'increments',
        'renameColumn',
        'string',
        'text',
        'timestamp',
        'time',
        'unsigned',
    ];

    /**
     * Parse the rules to column creation methods
     *
     * @param $fields
     * @return string
     */
    public static function fieldsToMigrationMethods(array $fields): string
    {
        $columns = '';

        foreach ($fields as $field) {
            $column = key($field);
            $rule = $field[$column];
            $max = self::getMax($rule);
            $type = self::getType($rule);
            $oldName = self::getRenameFrom($rule);
            $additional = self::getAdditionalUpMethods($rule);

            $columns .=
                "\$table->{$type}({$oldName}'$column'{$max}){$additional}" .
                PHP_EOL . str_repeat(' ', 12);
        }

        return $columns;
    }

    /**
     * @param $rule
     * @return string
     */
    public static function getAdditionalUpMethods($rule): string
    {
        $methods = '';
        $methods .= self::isUnsigned($rule) ? '->unsigned()' : '';
        $methods .= self::isRequired($rule) ? '' : '->nullable()';
        $methods .= self::isUnique($rule) ? '->unique()' : '';
        $methods .= self::hasChanged($rule) ? '->change()' : '';

        return "$methods;";
    }

    /**
     * Check if $rule contains any of the supported type
     * WARNING: be aware of word length vs. word matching f.e. 'date' <-> 'dateTime'
     * In that case the longest word should appear last in the array
     *
     * @param $rule
     * @return mixed|string
     */
    public static function getType($rule)
    {
        foreach (self::$types as $type) {
            if (stripos($rule, strtolower($type)) !== false) {
                return $type;
            }
        }

        return 'string';
    }

    /**
     * Parses the max:* rule
     *
     * @param $rule
     * @return string
     */
    public static function getMax($rule): string
    {
        $max = (int)substr($rule, strpos($rule, 'max:') + 4);

        if ($max > 0) {
            return ", $max";
        }

        return '';
    }

    /**
     * Gets old name for renaming column
     *
     * @param $rule
     * @return string
     */
    public static function getRenameFrom($rule): string
    {
        foreach(explode('|', $rule) as $token) {
            $hasRenameRule = self::contains($token, 'from:');

            if ($hasRenameRule) {
                $from = substr($token, strpos($token, 'from:') + 5);

                return "'$from', ";
            }
        }

        return '';
    }

    /**
     * Checks if column can be set to nullable
     *
     * @param $rule
     * @return boolean
     */
    public static function isRequired($rule): bool
    {
        return self::contains($rule, 'required')
            || self::isIncrements($rule)
            || self::isUnique($rule);
    }

    /**
     * Checks if columns needs to be set to unique
     *
     * @param $rule
     * @return boolean
     */
    public static function isIncrements($rule): bool
    {
        return self::contains($rule, 'increments');
    }

    /**
     * Checks if columns needs to be set to unique
     *
     * @param $rule
     * @return boolean
     */
    public static function isUnique($rule): bool
    {
        return self::contains($rule, 'unique');
    }

    /**
     * Checks if columns is unsigned
     *
     * @param $rule
     * @return boolean
     */
    public static function isUnsigned($rule): bool
    {
        return
            self::contains($rule, 'unsigned');
    }


    /**
     * Checks if columns has changed
     *
     * @param $rule
     * @return boolean
     */
    public static function hasChanged($rule): bool
    {
        return self::contains($rule, 'change');
    }

    /**
     * Checks if columns needs to be constructed as a foreign key
     *
     * @param $rule
     * @return boolean
     */
    public static function isForeign($rule): bool
    {
        return self::contains($rule, 'foreign');
    }

    /**
     * For aesthetic reasons
     *
     * @param $rule
     * @param $needle
     * @return bool
     */
    private static function contains($rule, $needle): bool
    {
        return stripos($rule, $needle) !== false;
    }
}



1			<?php
2
3			namespace Mtolhuys\LaravelSchematics\Services;
4
5			class RuleParser
6			{
7			public static $types = [
8			'boolean',
9			'dateTime',
10			'date',
11			'decimal',
12			'dropColumn',
13			'integer',
14			'increments',
15			'renameColumn',
16			'string',
17			'text',
18			'timestamp',
19			'time',
20			'unsigned',
21			];
22
23			/**
24			* Parse the rules to column creation methods
25			*
26			* @param $fields
27			* @return string
28			*/
29			public static function fieldsToMigrationMethods(array $fields): string
30			{
31			$columns = '';
32
33			foreach ($fields as $field) {
34			$column = key($field);
35			$rule = $field[$column];
36			$max = self::getMax($rule);
37			$type = self::getType($rule);
38			$oldName = self::getRenameFrom($rule);
39			$additional = self::getAdditionalUpMethods($rule);
40
41			$columns .=
42			"\$table->{$type}({$oldName}'$column'{$max}){$additional}" .
43			PHP_EOL . str_repeat(' ', 12);
44			}
45
46			return $columns;
47			}
48
49			/**
50			* @param $rule
51			* @return string
52			*/
53			public static function getAdditionalUpMethods($rule): string
54			{
55			$methods = '';
56			$methods .= self::isUnsigned($rule) ? '->unsigned()' : '';
57			$methods .= self::isRequired($rule) ? '' : '->nullable()';
58			$methods .= self::isUnique($rule) ? '->unique()' : '';
59			$methods .= self::hasChanged($rule) ? '->change()' : '';
60
61			return "$methods;";
62			}
63
64			/**
65			* Check if $rule contains any of the supported type
66			* WARNING: be aware of word length vs. word matching f.e. 'date' <-> 'dateTime'
67			* In that case the longest word should appear last in the array
68			*
69			* @param $rule
70			* @return mixed\|string
71			*/
72			public static function getType($rule)
73			{
74			foreach (self::$types as $type) {
75			if (stripos($rule, strtolower($type)) !== false) {
76			return $type;
77			}
78			}
79
80			return 'string';
81			}
82
83			/**
84			* Parses the max:* rule
85			*
86			* @param $rule
87			* @return string
88			*/
89			public static function getMax($rule): string
90			{
91			$max = (int)substr($rule, strpos($rule, 'max:') + 4);
92
93			if ($max > 0) {
94			return ", $max";
95			}
96
97			return '';
98			}
99
100			/**
101			* Gets old name for renaming column
102			*
103			* @param $rule
104			* @return string
105			*/
106			public static function getRenameFrom($rule): string
107			{
108			foreach(explode('\|', $rule) as $token) {
109			$hasRenameRule = self::contains($token, 'from:');
110
111			if ($hasRenameRule) {
112			$from = substr($token, strpos($token, 'from:') + 5);
113
114			return "'$from', ";
115			}
116			}
117
118			return '';
119			}
120
121			/**
122			* Checks if column can be set to nullable
123			*
124			* @param $rule
125			* @return boolean
126			*/
127			public static function isRequired($rule): bool
128			{
129			return self::contains($rule, 'required')
130			\|\| self::isIncrements($rule)
131			\|\| self::isUnique($rule);
132			}
133
134			/**
135			* Checks if columns needs to be set to unique
136			*
137			* @param $rule
138			* @return boolean
139			*/
140			public static function isIncrements($rule): bool
141			{
142			return self::contains($rule, 'increments');
143			}
144
145			/**
146			* Checks if columns needs to be set to unique
147			*
148			* @param $rule
149			* @return boolean
150			*/
151			public static function isUnique($rule): bool
152			{
153			return self::contains($rule, 'unique');
154			}
155
156			/**
157			* Checks if columns is unsigned
158			*
159			* @param $rule
160			* @return boolean
161			*/
162			public static function isUnsigned($rule): bool
163			{
164			return
165			self::contains($rule, 'unsigned');
166			}
167
168
169			/**
170			* Checks if columns has changed
171			*
172			* @param $rule
173			* @return boolean
174			*/
175			public static function hasChanged($rule): bool
176			{
177			return self::contains($rule, 'change');
178			}
179
180			/**
181			* Checks if columns needs to be constructed as a foreign key
182			*
183			* @param $rule
184			* @return boolean
185			*/
186			public static function isForeign($rule): bool
187			{
188			return self::contains($rule, 'foreign');
189			}
190
191			/**
192			* For aesthetic reasons
193			*
194			* @param $rule
195			* @param $needle
196			* @return bool
197			*/
198			private static function contains($rule, $needle): bool
199			{
200			return stripos($rule, $needle) !== false;
201			}
202			}
203
204

mtolhuys / laravel-schematics

Push — master ( cb1113...b09b3a )

RuleParser::rulesToMigrationColumns() A

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