Fastdump::execute() - Code Metrics - Inspection of "Convert to a Symfony application. (#45)" - graze/morphism - Measure and Improve Code Quality continuously with Scrutinizer

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by Burhan

created 2018-06-10 14:28 UTC

Fastdump::execute() D

↳ Parent: Project

Complexity

Conditions	16
Paths	360

Size

Total Lines	74
Code Lines	51

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	16
eloc	51
nc	360
nop	2
dl	0
loc	74
rs	4.0372
c	0
b	0
f	0

How to fix Long Method Complexity

<?php

namespace Graze\Morphism\Command;

use Exception;
use Graze\Morphism\Parse\TokenStream;
use Graze\Morphism\Parse\MysqlDump;
use Graze\Morphism\Extractor;
use Graze\Morphism\Config;
use RuntimeException;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;

class Fastdump extends Command
{
    const COMMAND_NAME          = 'dump';

    // Command line arguments
    const ARGUMENT_CONFIG_FILE  = 'config-file';
    const ARGUMENT_CONNECTIONS  = 'connections';

    // Command line options
    const OPTION_QUOTE_NAMES    = 'quote-names';
    const OPTION_NO_QUOTE_NAMES = 'no-quote-names';
    const OPTION_WRITE          = 'write';
    const OPTION_NO_WRITE       = 'no-write';

    /** @var bool */
    private $quoteNames = true;
    /** @var string|null */
    private $configFile = null;
    /** @var bool */
    private $write = false;
    /** @var array */
    private $connectionNames = [];

    protected function configure()
    {
        $this->setName(self::COMMAND_NAME);

        $helpText = sprintf(
            "Usage: %s [OPTIONS] CONFIG-FILE [CONN ...]\n" .
            "Dumps database schemas for named connections. This tool is considerably faster\n" .
            "than mysqldump, especially for large schemas. You might use this tool to\n" .
            "(re-)initalise your project's schema directory from a local database.\n" .
            "If no connections are specified, all connections\n" .
            "in the config with 'morphism: enable: true' will be used.\n" .
            "\n" .
            "OPTIONS\n" .
            "  -h, -help, --help   display this message, and exit\n" .
            "  --[no-]quote-names  [do not] quote names with `...`; default: yes\n" .
            "  --[no-]write        write schema files to schema path; default: no\n" .
            "\n" .
            "CONFIG-FILE\n" .
            "A YAML file mapping connection names to parameters. See the morphism project's\n" .
            "README.md file for detailed information.\n" .
            "",
            self::COMMAND_NAME
        );
        $this->setHelp($helpText);

        $this->addArgument(
            self::ARGUMENT_CONFIG_FILE,
            InputArgument::REQUIRED
        );

        $this->addArgument(
            self::ARGUMENT_CONNECTIONS,
            InputArgument::OPTIONAL | InputArgument::IS_ARRAY,
            null,
            []
        );

        $this->addOption(self::OPTION_QUOTE_NAMES);
        $this->addOption(self::OPTION_NO_QUOTE_NAMES);

        $this->addOption(self::OPTION_WRITE);
        $this->addOption(self::OPTION_NO_WRITE);
    }

    /**
     * @param InputInterface $input
     * @param OutputInterface $output
     * @throws Exception
     */
    protected function execute(InputInterface $input, OutputInterface $output)
    {
        $this->configFile = $input->getArgument(self::ARGUMENT_CONFIG_FILE);
        $this->connectionNames = $input->getArgument(self::ARGUMENT_CONNECTIONS);

        if ($input->getOption(self::OPTION_QUOTE_NAMES)) {
            $this->quoteNames = false;
        }

        if ($input->getOption(self::OPTION_WRITE)) {
            $this->write = true;
        }

        $config = new Config($this->configFile);
        $config->parse();

        if (! $this->connectionNames) {
            $this->connectionNames = $config->getConnectionNames();
        }

        foreach ($this->connectionNames as $connectionName) {
            $connection = $config->getConnection($connectionName);

            $entry = $config->getEntry($connectionName);
            $dbName = $entry['connection']['dbname'];
            $matchTables = $entry['morphism']['matchTables'];
            $schemaDefinitionPath = $entry['morphism']['schemaDefinitionPath'];

            if (!$this->write) {
                echo "\n";
                echo "/********* Connection: $connectionName Database: $dbName *********/\n";
                echo "\n";
            }

            $extractor = new Extractor($connection);
            $extractor->setDatabases([$dbName]);
            $extractor->setCreateDatabases(false);
            $extractor->setQuoteNames($this->quoteNames);
            $text = '';
            foreach ($extractor->extract() as $query) {
                $text .= "$query;\n";
            }
            $stream = TokenStream::newFromText($text, '');

            $dump = new MysqlDump();
            try {
                $dump->parse($stream, ['matchTables' => $matchTables]);
            } catch (RuntimeException $e) {
                throw new RuntimeException($stream->contextualise($e->getMessage()));
            } catch (Exception $e) {
                throw new Exception($e->getMessage() . "\n\n" . $e->getTraceAsString());
            }

            if ($this->write) {
                if (!is_dir($schemaDefinitionPath)) {
                    if (!@mkdir($schemaDefinitionPath, 0755, true)) {
                        throw new RuntimeException("could not make directory $schemaDefinitionPath");
                    }
                }
                $database = reset($dump->databases);
                foreach ($database->tables as $table) {
                    $path = "$schemaDefinitionPath/{$table->name}.sql";
                    $text = '';
                    foreach ($table->getDDL() as $query) {
                        $text .= "$query;\n\n";
                    }
                    if (false === @file_put_contents($path, $text)) {
                        throw new RuntimeException("could not write $path");
                    }
                    fprintf(STDERR, "wrote $path\n");
                }
            } else {
                foreach ($dump->getDDL() as $query) {
                    echo "$query;\n\n";
                }
            }
        }
    }
}


1			<?php
2
3			namespace Graze\Morphism\Command;
4
5			use Exception;
6			use Graze\Morphism\Parse\TokenStream;
7			use Graze\Morphism\Parse\MysqlDump;
8			use Graze\Morphism\Extractor;
9			use Graze\Morphism\Config;
10			use RuntimeException;
11			use Symfony\Component\Console\Command\Command;
12			use Symfony\Component\Console\Input\InputArgument;
13			use Symfony\Component\Console\Input\InputInterface;
14			use Symfony\Component\Console\Output\OutputInterface;
15
16			class Fastdump extends Command
17			{
18			const COMMAND_NAME = 'dump';
19
20			// Command line arguments
21			const ARGUMENT_CONFIG_FILE = 'config-file';
22			const ARGUMENT_CONNECTIONS = 'connections';
23
24			// Command line options
25			const OPTION_QUOTE_NAMES = 'quote-names';
26			const OPTION_NO_QUOTE_NAMES = 'no-quote-names';
27			const OPTION_WRITE = 'write';
28			const OPTION_NO_WRITE = 'no-write';
29
30			/** @var bool */
31			private $quoteNames = true;
32			/** @var string\|null */
33			private $configFile = null;
34			/** @var bool */
35			private $write = false;
36			/** @var array */
37			private $connectionNames = [];
38
39			protected function configure()
40			{
41			$this->setName(self::COMMAND_NAME);
42
43			$helpText = sprintf(
44			"Usage: %s [OPTIONS] CONFIG-FILE [CONN ...]\n" .
45			"Dumps database schemas for named connections. This tool is considerably faster\n" .
46			"than mysqldump, especially for large schemas. You might use this tool to\n" .
47			"(re-)initalise your project's schema directory from a local database.\n" .
48			"If no connections are specified, all connections\n" .
49			"in the config with 'morphism: enable: true' will be used.\n" .
50			"\n" .
51			"OPTIONS\n" .
52			" -h, -help, --help display this message, and exit\n" .
53			" --[no-]quote-names [do not] quote names with `...`; default: yes\n" .
54			" --[no-]write write schema files to schema path; default: no\n" .
55			"\n" .
56			"CONFIG-FILE\n" .
57			"A YAML file mapping connection names to parameters. See the morphism project's\n" .
58			"README.md file for detailed information.\n" .
59			"",
60			self::COMMAND_NAME
61			);
62			$this->setHelp($helpText);
63
64			$this->addArgument(
65			self::ARGUMENT_CONFIG_FILE,
66			InputArgument::REQUIRED
67			);
68
69			$this->addArgument(
70			self::ARGUMENT_CONNECTIONS,
71			InputArgument::OPTIONAL \| InputArgument::IS_ARRAY,
72			null,
73			[]
74			);
75
76			$this->addOption(self::OPTION_QUOTE_NAMES);
77			$this->addOption(self::OPTION_NO_QUOTE_NAMES);
78
79			$this->addOption(self::OPTION_WRITE);
80			$this->addOption(self::OPTION_NO_WRITE);
81			}
82
83			/**
84			* @param InputInterface $input
85			* @param OutputInterface $output
86			* @throws Exception
87			*/
88			protected function execute(InputInterface $input, OutputInterface $output)
89			{
90			$this->configFile = $input->getArgument(self::ARGUMENT_CONFIG_FILE);
91			$this->connectionNames = $input->getArgument(self::ARGUMENT_CONNECTIONS);
92
93			if ($input->getOption(self::OPTION_QUOTE_NAMES)) {
94			$this->quoteNames = false;
95			}
96
97			if ($input->getOption(self::OPTION_WRITE)) {
98			$this->write = true;
99			}
100
101			$config = new Config($this->configFile);
102			$config->parse();
103
104			if (! $this->connectionNames) {
105			$this->connectionNames = $config->getConnectionNames();
106			}
107
108			foreach ($this->connectionNames as $connectionName) {
109			$connection = $config->getConnection($connectionName);
110
111			$entry = $config->getEntry($connectionName);
112			$dbName = $entry['connection']['dbname'];
113			$matchTables = $entry['morphism']['matchTables'];
114			$schemaDefinitionPath = $entry['morphism']['schemaDefinitionPath'];
115
116			if (!$this->write) {
117			echo "\n";
118			echo "/******* Connection: $connectionName Database: $dbName *******/\n";
119			echo "\n";
120			}
121
122			$extractor = new Extractor($connection);
123			$extractor->setDatabases([$dbName]);
124			$extractor->setCreateDatabases(false);
125			$extractor->setQuoteNames($this->quoteNames);
126			$text = '';
127			foreach ($extractor->extract() as $query) {
128			$text .= "$query;\n";
129			}
130			$stream = TokenStream::newFromText($text, '');
131
132			$dump = new MysqlDump();
133			try {
134			$dump->parse($stream, ['matchTables' => $matchTables]);
135			} catch (RuntimeException $e) {
136			throw new RuntimeException($stream->contextualise($e->getMessage()));
137			} catch (Exception $e) {
138			throw new Exception($e->getMessage() . "\n\n" . $e->getTraceAsString());
139			}
140
141			if ($this->write) {
142			if (!is_dir($schemaDefinitionPath)) {
143			if (!@mkdir($schemaDefinitionPath, 0755, true)) {
144			throw new RuntimeException("could not make directory $schemaDefinitionPath");
145			}
146			}
147			$database = reset($dump->databases);
148			foreach ($database->tables as $table) {
149			$path = "$schemaDefinitionPath/{$table->name}.sql";
150			$text = '';
151			foreach ($table->getDDL() as $query) {
152			$text .= "$query;\n\n";
153			}
154			if (false === @file_put_contents($path, $text)) {
155			throw new RuntimeException("could not write $path");
156			}
157			fprintf(STDERR, "wrote $path\n");
158			}
159			} else {
160			foreach ($dump->getDDL() as $query) {
161			echo "$query;\n\n";
162			}
163			}
164			}
165			}
166			}
167

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Fastdump::execute() D

Complexity

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How to fix Long Method Complexity

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