DbMigrations::convert() - Code Metrics - nWidart/DbExporter - Measure and Improve Code Quality continuously with Scrutinizer

DbMigrations::convert() F
last analyzed 2016-07-23 06:26 UTC

↳ Parent: DbMigrations

Complexity

Conditions	32
Paths	2568

Size

Total Lines	119
Code Lines	94

Duplication

Lines	0
Ratio	0 %

Importance

Changes	16
Bugs	1	Features	10

Metric	Value
c	16
b	1
f	10
dl	0
loc	119
rs	2
cc	32
eloc	94
nc	2568
nop	1

How to fix Long Method Complexity

<?php namespace Nwidart\DbExporter;

use Config;
use File;
use Nwidart\DbExporter\Exceptions\InvalidDatabaseException;
use Str;

class DbMigrations extends DbExporter
{
    protected $database;

    protected $selects = array(
        'column_name as Field',
        'column_type as Type',
        'is_nullable as Null',
        'column_key as Key',
        'column_default as Default',
        'extra as Extra',
        'data_type as Data_Type'
    );

    protected $schema;

    protected $customDb = false;

    public static $filePath;

    /**
     * Set the database name
     * @param String $database
     * @throw InvalidDatabaseException
     */
    function __construct($database)

    {
        if (empty($database)) {
            throw new InvalidDatabaseException('No database set in app/config/database.php');
        }

        $this->database = $database;
    }

    /**
     * Write the prepared migration to a file
     */
    public function write()
    {
        // Check if convert method was called before
        // If not, call it on default DB
        if (!$this->customDb) {
            $this->convert();
        }

        $schema = $this->compile();
        $filename = date('Y_m_d_His') . "_create_" . $this->database . "_database.php";
        self::$filePath = config('db-exporter.export_path.migrations')."{$filename}";

        file_put_contents(self::$filePath, $schema);

        return self::$filePath;
    }

    /**
     * Convert the database to migrations
     * If none is given, use de DB from condig/database.php
     * @param null $database
     * @return $this
     */
    public function convert($database = null)

    {
        if (!is_null($database)) {
            $this->database = $database;
            $this->customDb = true;
        }

        $tables = $this->getTables();

        // Loop over the tables
        foreach ($tables as $key => $value) {
            // Do not export the ignored tables
            if (in_array($value['table_name'], self::$ignore)) {
                continue;
            }

            $down = "Schema::drop('{$value['table_name']}');";
            $up = "Schema::create('{$value['table_name']}', function(Blueprint $" . "table) {\n";

            $tableDescribes = $this->getTableDescribes($value['table_name']);
            // Loop over the tables fields
            foreach ($tableDescribes as $values) {
                $method = "";
                $para = strpos($values->Type, '(');
                $type = $para > -1 ? substr($values->Type, 0, $para) : $values->Type;
                $numbers = "";
                $nullable = $values->Null == "NO" ? "" : "->nullable()";
                $default = empty($values->Default) ? "" : "->default('".$values->Default."')";
                $unsigned = strpos($values->Type, "unsigned") === false ? '' : '->unsigned()';

                switch ($type) {
                    case 'int' :
                        $method = 'integer';
                        break;
                    case 'smallint' :
                        $method = 'smallInteger';
                        break;
                    case 'bigint' :
                        $method = 'bigInteger';
                        break;
                    case 'char' :
                    case 'varchar' :
                        $para = strpos($values->Type, '(');
                        $numbers = ", " . substr($values->Type, $para + 1, -1);
                        $method = 'string';
                        break;
                    case 'float' :
                        $method = 'float';
                        break;
                    case 'double' :
                        $para = strpos($values->Type, '('); # 6
                        $numbers = ", " . substr($values->Type, $para + 1, -1);
                        $method = 'double';
                        break;
                    case 'decimal' :
                        $para = strpos($values->Type, '(');
                        $numbers = ", " . substr($values->Type, $para + 1, -1);
                        $method = 'decimal';
                        break;
                    case 'tinyint' :
                        $method = 'boolean';
                        break;
                    case 'date' :
                        $method = 'date';
                        break;
                    case 'timestamp' :
                        $method = 'timestamp';
                        break;
                    case 'datetime' :
                        $method = 'dateTime';
                        break;
                    case 'time' :
                        $method = 'time';
                        break;
                    case 'longtext' :
                        $method = 'longText';
                        break;
                    case 'mediumtext' :
                        $method = 'mediumText';
                        break;
                    case 'text' :
                        $method = 'text';
                        break;
                    case 'longblob':
                    case 'blob' :
                        $method = 'binary';
                        break;
                    case 'enum' :
                        $method = 'enum';
                        $para = strpos($values->Type, '('); # 4
                        $options = substr($values->Type, $para + 1, -1);
                        $numbers = ', array(' . $options . ')';
                        break;
                }

                if ($values->Key == 'PRI') {
                    $method = 'increments';
                }

                $up .= "                $" . "table->{$method}('{$values->Field}'{$numbers}){$nullable}{$default}{$unsigned};\n";
            }

            $tableIndexes = $this->getTableIndexes($value['table_name']);
            if (!is_null($tableIndexes) && count($tableIndexes)){
            	foreach ($tableIndexes as $index) {
                	$up .= '                $' . "table->index('" . $index['Key_name'] . "');\n";
            	}
        	}

            $up .= "            });\n\n";

            $this->schema[$value['table_name']] = array(
                'up'   => $up,
                'down' => $down
            );
        }

        return $this;
    }

    /**
     * Compile the migration into the base migration file
     * TODO use a template with seacrh&replace
     * @return string
     */
    protected function compile()
    {
        $upSchema = "";
        $downSchema = "";

        // prevent of failure when no table
        if (!is_null($this->schema) && count($this->schema)) {
	        foreach ($this->schema as $name => $values) {
	            // check again for ignored tables
	            if (in_array($name, self::$ignore)) {
	                continue;
	            }
	            $upSchema .= "
	    /**
	     * Table: {$name}
	     */
	    {$values['up']}";

	            $downSchema .= "
	            {$values['down']}";
	        }
        }

        // Grab the template
        $template = File::get(__DIR__ . '/templates/migration.txt');

        // Replace the classname
        $template = str_replace('{{name}}', "Create" . Str::title($this->database) . "Database", $template);

        // Replace the up and down values
        $template = str_replace('{{up}}', $upSchema, $template);
        $template = str_replace('{{down}}', $downSchema, $template);

        return $template;
    }

}


1			<?php namespace Nwidart\DbExporter;
2
3			use Config;
4			use File;
5			use Nwidart\DbExporter\Exceptions\InvalidDatabaseException;
6			use Str;
7
8			class DbMigrations extends DbExporter
9			{
10			protected $database;
11
12			protected $selects = array(
13			'column_name as Field',
14			'column_type as Type',
15			'is_nullable as Null',
16			'column_key as Key',
17			'column_default as Default',
18			'extra as Extra',
19			'data_type as Data_Type'
20			);
21
22			protected $schema;
23
24			protected $customDb = false;
25
26			public static $filePath;
27
28			/**
29			* Set the database name
30			* @param String $database
31			* @throw InvalidDatabaseException
32			*/
33			function __construct($database)
			0 ignored issues – show Best Practice introduced 2015-12-19 01:09 UTC by Report Bug Copy Issue Report It is generally recommended to explicitly declare the visibility for methods. Adding explicit visibility (`private`, `protected`, or `public`) is generally recommend to communicate to other developers how, and from where this method is intended to be used. Loading history...
34			{
35			if (empty($database)) {
36			throw new InvalidDatabaseException('No database set in app/config/database.php');
37			}
38
39			$this->database = $database;
40			}
41
42			/**
43			* Write the prepared migration to a file
44			*/
45			public function write()
46			{
47			// Check if convert method was called before
48			// If not, call it on default DB
49			if (!$this->customDb) {
50			$this->convert();
51			}
52
53			$schema = $this->compile();
54			$filename = date('Y_m_d_His') . "_create_" . $this->database . "_database.php";
55			self::$filePath = config('db-exporter.export_path.migrations')."{$filename}";
56
57			file_put_contents(self::$filePath, $schema);
58
59			return self::$filePath;
60			}
61
62			/**
63			* Convert the database to migrations
64			* If none is given, use de DB from condig/database.php
65			* @param null $database
66			* @return $this
67			*/
68			public function convert($database = null)
			0 ignored issues – show Complexity introduced 2016-07-23 06:26 UTC by Report Bug Copy Issue Report This operation has 380018 execution paths which exceeds the configured maximum of 200. A high number of execution paths generally suggests many nested conditional statements and make the code less readible. This can usually be fixed by splitting the method into several smaller methods. You can also find more information in the “Code” section of your repository. Loading history...
69			{
70			if (!is_null($database)) {
71			$this->database = $database;
72			$this->customDb = true;
73			}
74
75			$tables = $this->getTables();
76
77			// Loop over the tables
78			foreach ($tables as $key => $value) {
79			// Do not export the ignored tables
80			if (in_array($value['table_name'], self::$ignore)) {
81			continue;
82			}
83
84			$down = "Schema::drop('{$value['table_name']}');";
85			$up = "Schema::create('{$value['table_name']}', function(Blueprint $" . "table) {\n";
86
87			$tableDescribes = $this->getTableDescribes($value['table_name']);
88			// Loop over the tables fields
89			foreach ($tableDescribes as $values) {
90			$method = "";
91			$para = strpos($values->Type, '(');
92			$type = $para > -1 ? substr($values->Type, 0, $para) : $values->Type;
93			$numbers = "";
94			$nullable = $values->Null == "NO" ? "" : "->nullable()";
95			$default = empty($values->Default) ? "" : "->default('".$values->Default."')";
96			$unsigned = strpos($values->Type, "unsigned") === false ? '' : '->unsigned()';
97
98			switch ($type) {
99			case 'int' :
100			$method = 'integer';
101			break;
102			case 'smallint' :
103			$method = 'smallInteger';
104			break;
105			case 'bigint' :
106			$method = 'bigInteger';
107			break;
108			case 'char' :
109			case 'varchar' :
110			$para = strpos($values->Type, '(');
111			$numbers = ", " . substr($values->Type, $para + 1, -1);
112			$method = 'string';
113			break;
114			case 'float' :
115			$method = 'float';
116			break;
117			case 'double' :
118			$para = strpos($values->Type, '('); # 6
119			$numbers = ", " . substr($values->Type, $para + 1, -1);
120			$method = 'double';
121			break;
122			case 'decimal' :
123			$para = strpos($values->Type, '(');
124			$numbers = ", " . substr($values->Type, $para + 1, -1);
125			$method = 'decimal';
126			break;
127			case 'tinyint' :
128			$method = 'boolean';
129			break;
130			case 'date' :
131			$method = 'date';
132			break;
133			case 'timestamp' :
134			$method = 'timestamp';
135			break;
136			case 'datetime' :
137			$method = 'dateTime';
138			break;
139			case 'time' :
140			$method = 'time';
141			break;
142			case 'longtext' :
143			$method = 'longText';
144			break;
145			case 'mediumtext' :
146			$method = 'mediumText';
147			break;
148			case 'text' :
149			$method = 'text';
150			break;
151			case 'longblob':
152			case 'blob' :
153			$method = 'binary';
154			break;
155			case 'enum' :
156			$method = 'enum';
157			$para = strpos($values->Type, '('); # 4
158			$options = substr($values->Type, $para + 1, -1);
159			$numbers = ', array(' . $options . ')';
160			break;
161			}
162
163			if ($values->Key == 'PRI') {
164			$method = 'increments';
165			}
166
167			$up .= " $" . "table->{$method}('{$values->Field}'{$numbers}){$nullable}{$default}{$unsigned};\n";
168			}
169
170			$tableIndexes = $this->getTableIndexes($value['table_name']);
171			if (!is_null($tableIndexes) && count($tableIndexes)){
172			foreach ($tableIndexes as $index) {
173			$up .= ' $' . "table->index('" . $index['Key_name'] . "');\n";
174			}
175			}
176
177			$up .= " });\n\n";
178
179			$this->schema[$value['table_name']] = array(
180			'up' => $up,
181			'down' => $down
182			);
183			}
184
185			return $this;
186			}
187
188			/**
189			* Compile the migration into the base migration file
190			* TODO use a template with seacrh&replace
191			* @return string
192			*/
193			protected function compile()
194			{
195			$upSchema = "";
196			$downSchema = "";
197
198			// prevent of failure when no table
199			if (!is_null($this->schema) && count($this->schema)) {
200			foreach ($this->schema as $name => $values) {
201			// check again for ignored tables
202			if (in_array($name, self::$ignore)) {
203			continue;
204			}
205			$upSchema .= "
206			/**
207			* Table: {$name}
208			*/
209			{$values['up']}";
210
211			$downSchema .= "
212			{$values['down']}";
213			}
214			}
215
216			// Grab the template
217			$template = File::get(__DIR__ . '/templates/migration.txt');
218
219			// Replace the classname
220			$template = str_replace('{{name}}', "Create" . Str::title($this->database) . "Database", $template);
221
222			// Replace the up and down values
223			$template = str_replace('{{up}}', $upSchema, $template);
224			$template = str_replace('{{down}}', $downSchema, $template);
225
226			return $template;
227			}
228
229			}
230

nWidart / DbExporter

DbMigrations::convert() F last analyzed 2016-07-23 06:26 UTC

Complexity

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Duplication

Importance

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DbMigrations::convert() F
last analyzed 2016-07-23 06:26 UTC