LogCommand::getPathCutOffRegExp() - Code Metrics - Inspection of "The credentials are now removed from working copy..." - console-helpers/svn-buddy - Measure and Improve Code Quality continuously with Scrutinizer

Completed
Push — master ( ccece4...e46910 )

by Alexander
created 2016-04-24 11:18 UTC
LogCommand::getPathCutOffRegExp() A

↳ Parent: LogCommand
Complexity

Conditions	2
Paths	2
Size

Total Lines	14
Code Lines	6
Duplication

Lines	0
Ratio	0 %
Code Coverage

Tests	0
CRAP Score	6
Importance

Changes	2
Bugs	0	Features	0
Metric	Value
c	2
b	0
f	0
dl	0
loc	14
ccs	0
cts	7
cp	0
rs	9.4285
cc	2
eloc	6
nc	2
nop	2
crap	6
<?php
/**
 * This file is part of the SVN-Buddy library.
 * For the full copyright and license information, please view
 * the LICENSE file that was distributed with this source code.
 *
 * @copyright Alexander Obuhovich <[email protected]>
 * @link      https://github.com/console-helpers/svn-buddy
 */

namespace ConsoleHelpers\SVNBuddy\Command;


use ConsoleHelpers\SVNBuddy\Config\AbstractConfigSetting;
use ConsoleHelpers\SVNBuddy\Config\IntegerConfigSetting;
use ConsoleHelpers\SVNBuddy\Config\RegExpsConfigSetting;
use ConsoleHelpers\ConsoleKit\Exception\CommandException;
use ConsoleHelpers\SVNBuddy\Helper\DateHelper;
use ConsoleHelpers\SVNBuddy\Repository\Parser\RevisionListParser;
use ConsoleHelpers\SVNBuddy\Repository\RevisionLog\RevisionLog;
use Stecman\Component\Symfony\Console\BashCompletion\CompletionContext;
use Symfony\Component\Console\Helper\Table;
use Symfony\Component\Console\Helper\TableCell;
use Symfony\Component\Console\Helper\TableSeparator;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;

class LogCommand extends AbstractCommand implements IAggregatorAwareCommand, IConfigAwareCommand
{

	const SETTING_LOG_LIMIT = 'log.limit';

	const SETTING_LOG_MESSAGE_LIMIT = 'log.message-limit';

	const SETTING_LOG_MERGE_CONFLICT_REGEXPS = 'log.merge-conflict-regexps';

	/**
	 * Revision list parser.
	 *
	 * @var RevisionListParser
	 */
	private $_revisionListParser;

	/**
	 * Revision log
	 *
	 * @var RevisionLog
	 */
	private $_revisionLog;

	/**
	 * Prepare dependencies.
	 *
	 * @return void
	 */
	protected function prepareDependencies()
	{
		parent::prepareDependencies();

		$container = $this->getContainer();

		$this->_revisionListParser = $container['revision_list_parser'];
	}

	/**
	 * {@inheritdoc}

	 */

	protected function configure()
	{
		$this->pathAcceptsUrl = true;

		$this
			->setName('log')
			->setDescription(
				'Show the log messages for a set of revisions, bugs, paths, refs, etc.'
			)
			->addArgument(
				'path',
				InputArgument::OPTIONAL,
				'Working copy path or URL',
				'.'
			)
			->addOption(
				'revisions',
				'r',
				InputOption::VALUE_REQUIRED,
				'List of revision(-s) and/or revision range(-s), e.g. <comment>53324</comment>, <comment>1224-4433</comment>'
			)
			->addOption(
				'bugs',
				'b',
				InputOption::VALUE_REQUIRED,
				'List of bug(-s), e.g. <comment>JRA-1234</comment>, <comment>43644</comment>'
			)
			->addOption(
				'refs',
				null,
				InputOption::VALUE_REQUIRED,
				'List of refs, e.g. <comment>trunk</comment>, <comment>branches/branch-name</comment>, <comment>tags/tag-name</comment>'
			)
			->addOption(
				'merges',
				null,
				InputOption::VALUE_NONE,
				'Show merge revisions only'
			)
			->addOption(
				'no-merges',
				null,
				InputOption::VALUE_NONE,
				'Hide merge revisions'
			)
			->addOption(
				'merged',
				null,
				InputOption::VALUE_NONE,
				'Shows only revisions, that were merged at least once'
			)
			->addOption(
				'not-merged',
				null,
				InputOption::VALUE_NONE,
				'Shows only revisions, that were not merged'
			)
			->addOption(
				'merged-by',
				null,
				InputOption::VALUE_REQUIRED,
				'Show revisions merged by list of revision(-s) and/or revision range(-s)'
			)
			->addOption(
				'with-details',
				'd',
				InputOption::VALUE_NONE,
				'Shows detailed revision information, e.g. paths affected'
			)
			->addOption(
				'with-summary',
				's',
				InputOption::VALUE_NONE,
				'Shows number of added/changed/removed paths in the revision'
			)
			->addOption(
				'with-refs',
				null,
				InputOption::VALUE_NONE,
				'Shows revision refs'
			)
			->addOption(
				'with-merge-oracle',
				null,
				InputOption::VALUE_NONE,
				'Shows number of paths in the revision, that can cause conflict upon merging'
			)
			->addOption(
				'with-merge-status',
				null,
				InputOption::VALUE_NONE,
				'Shows merge revisions affecting this revision'
			)
			->addOption(
				'max-count',
				null,
				InputOption::VALUE_REQUIRED,
				'Limit the number of revisions to output'
			);

		parent::configure();
	}

	/**
	 * Return possible values for the named option
	 *
	 * @param string            $optionName Option name.
	 * @param CompletionContext $context    Completion context.
	 *
	 * @return array
	 */
	public function completeOptionValues($optionName, CompletionContext $context)
	{
		$ret = parent::completeOptionValues($optionName, $context);

		if ( $optionName === 'refs' ) {
			return $this->getAllRefs();
		}

		return $ret;
	}

	/**
	 * {@inheritdoc}
	 */
	public function initialize(InputInterface $input, OutputInterface $output)
	{
		parent::initialize($input, $output);

		$this->_revisionLog = $this->getRevisionLog($this->getWorkingCopyUrl());
	}

	/**

	 * {@inheritdoc}
	 */

	protected function execute(InputInterface $input, OutputInterface $output)
	{
		$bugs = $this->getList($this->io->getOption('bugs'));
		$revisions = $this->getList($this->io->getOption('revisions'));

		if ( $bugs && $revisions ) {
			throw new \RuntimeException('The "--bugs" and "--revisions" options are mutually exclusive.');
		}

		$missing_revisions = array();
		$revisions_by_path = $this->getRevisionsByPath();

		if ( $revisions ) {
			$revisions = $this->_revisionListParser->expandRanges($revisions);
			$revisions_by_path = array_intersect($revisions_by_path, $revisions);
			$missing_revisions = array_diff($revisions, $revisions_by_path);
		}
		elseif ( $bugs ) {
			// Only show bug-related revisions on given path. The $missing_revisions is always empty.
			$revisions_from_bugs = $this->_revisionLog->find('bugs', $bugs);
			$revisions_by_path = array_intersect($revisions_by_path, $revisions_from_bugs);
		}

		$merged_by = $this->getList($this->io->getOption('merged-by'));

		if ( $merged_by ) {
			// Exclude revisions, that were merged outside of project root folder in repository.
			$merged_by = $this->_revisionListParser->expandRanges($merged_by);
			$revisions_by_path = $this->_revisionLog->find(
				'paths',
				$this->repositoryConnector->getProjectUrl(
					$this->repositoryConnector->getRelativePath($this->getWorkingCopyPath())
				)
			);
			$revisions_by_path = array_intersect($revisions_by_path, $this->_revisionLog->find('merges', $merged_by));
		}

		if ( $this->io->getOption('merges') ) {
			$revisions_by_path = array_intersect($revisions_by_path, $this->_revisionLog->find('merges', 'all_merges'));
		}
		elseif ( $this->io->getOption('no-merges') ) {
			$revisions_by_path = array_diff($revisions_by_path, $this->_revisionLog->find('merges', 'all_merges'));
		}

		if ( $this->io->getOption('merged') ) {
			$revisions_by_path = array_intersect($revisions_by_path, $this->_revisionLog->find('merges', 'all_merged'));
		}
		elseif ( $this->io->getOption('not-merged') ) {
			$revisions_by_path = array_diff($revisions_by_path, $this->_revisionLog->find('merges', 'all_merged'));
		}

		if ( $missing_revisions ) {
			throw new CommandException($this->getMissingRevisionsErrorMessage($missing_revisions));
		}
		elseif ( !$revisions_by_path ) {
			throw new CommandException('No matching revisions found.');
		}

		rsort($revisions_by_path, SORT_NUMERIC);

		if ( $bugs || $revisions ) {
			// Don't limit revisions, when provided explicitly by user.
			$revisions_by_path_with_limit = $revisions_by_path;
		}
		else {
			// Apply limit only, when no explicit bugs/revisions are set.
			$revisions_by_path_with_limit = array_slice($revisions_by_path, 0, $this->getMaxCount());
		}

		$revisions_by_path_count = count($revisions_by_path);
		$revisions_by_path_with_limit_count = count($revisions_by_path_with_limit);

		if ( $revisions_by_path_with_limit_count === $revisions_by_path_count ) {
			$this->io->writeln(sprintf(
				' * Showing <info>%d</info> revision(-s):',
				$revisions_by_path_with_limit_count
			));
		}
		else {
			$this->io->writeln(sprintf(
				' * Showing <info>%d</info> of <info>%d</info> revision(-s):',
				$revisions_by_path_with_limit_count,
				$revisions_by_path_count
			));
		}

		$this->printRevisions($revisions_by_path_with_limit, (boolean)$this->io->getOption('with-details'));
	}

	/**
	 * Shows error about missing revisions.
	 *
	 * @param array $missing_revisions Missing revisions.
	 *
	 * @return string
	 */
	protected function getMissingRevisionsErrorMessage(array $missing_revisions)
	{
		$refs = $this->io->getOption('refs');
		$missing_revisions = implode(', ', $missing_revisions);

		if ( $refs ) {
			$revision_source = 'in "' . $refs . '" ref(-s)';
		}
		else {
			$revision_source = 'at "' . $this->getWorkingCopyUrl() . '" url';
		}

		return 'The ' . $missing_revisions . ' revision(-s) not found ' . $revision_source . '.';
	}

	/**
	 * Returns list of revisions by path.
	 *
	 * @return array
	 * @throws CommandException When given refs doesn't exist.
	 */
	protected function getRevisionsByPath()
	{
		$refs = $this->getList($this->io->getOption('refs'));
		$relative_path = $this->repositoryConnector->getRelativePath($this->getWorkingCopyPath());

		if ( !$refs ) {
			$ref = $this->repositoryConnector->getRefByPath($relative_path);

			// Use search by ref, when working copy represents ref root folder.
			if ( $ref !== false && preg_match('/' . preg_quote($ref, '/') . '$/', $relative_path) ) {
				return $this->_revisionLog->find('refs', $ref);
			}
		}

		if ( $refs ) {
			$incorrect_refs = array_diff($refs, $this->getAllRefs());

			if ( $incorrect_refs ) {
				throw new CommandException(
					'The following refs are unknown: "' . implode('", "', $incorrect_refs) . '".'
				);
			}

			return $this->_revisionLog->find('refs', $refs);
		}

		return $this->_revisionLog->find('paths', $relative_path);
	}

	/**
	 * Returns displayed revision limit.
	 *
	 * @return integer
	 */
	protected function getMaxCount()
	{
		$max_count = $this->io->getOption('max-count');

		if ( $max_count !== null ) {
			return $max_count;
		}

		return $this->getSetting(self::SETTING_LOG_LIMIT);
	}

	/**
	 * Prints revisions.
	 *
	 * @param array   $revisions    Revisions.
	 * @param boolean $with_details Print extended revision details (e.g. paths changed).
	 *
	 * @return void
	 */
	protected function printRevisions(array $revisions, $with_details = false)
	{
		$table = new Table($this->io->getOutput());
		$headers = array('Revision', 'Author', 'Date', 'Bug-ID', 'Log Message');

		// Add "Summary" header.
		$with_summary = $this->io->getOption('with-summary');

		if ( $with_summary ) {
			$headers[] = 'Summary';
		}

		// Add "Refs" header.
		$with_refs = $this->io->getOption('with-refs');

		if ( $with_refs ) {
			$headers[] = 'Refs';
		}

		$with_merge_oracle = $this->io->getOption('with-merge-oracle');

		// Add "M.O." header.
		if ( $with_merge_oracle ) {
			$headers[] = 'M.O.';
			$merge_conflict_regexps = $this->getMergeConflictRegExps();
		}

		// Add "Merged Via" header.
		$with_merge_status = $this->io->getOption('with-merge-status');

		if ( $with_merge_status ) {
			$headers[] = 'Merged Via';
		}

		$table->setHeaders($headers);

		/** @var DateHelper $date_helper */
		$date_helper = $this->getHelper('date');

		$prev_bugs = null;
		$last_color = 'yellow';
		$last_revision = end($revisions);

		$relative_wc_path = $this->repositoryConnector->getRelativePath(
			$this->getWorkingCopyPath()
		) . '/';
		$project_path = $this->repositoryConnector->getProjectUrl($relative_wc_path) . '/';

		$log_message_limit = $this->getSetting(self::SETTING_LOG_MESSAGE_LIMIT);
		$bugs_per_row = $with_details ? 1 : 3;

		$revisions_data = $this->_revisionLog->getRevisionsData('summary', $revisions);
		$revisions_paths = $this->_revisionLog->getRevisionsData('paths', $revisions);
		$revisions_bugs = $this->_revisionLog->getRevisionsData('bugs', $revisions);
		$revisions_refs = $this->_revisionLog->getRevisionsData('refs', $revisions);

		if ( $with_merge_status ) {
			$revisions_merged_via = $this->_revisionLog->getRevisionsData('merges', $revisions);
			$revisions_merged_via_refs = $this->_revisionLog->getRevisionsData(
				'refs',
				call_user_func_array('array_merge', $revisions_merged_via)
			);
		}

		foreach ( $revisions as $revision ) {
			$revision_data = $revisions_data[$revision];

			if ( $with_details ) {
				// When details requested don't transform commit message except for word wrapping.
				$log_message = wordwrap($revision_data['msg'], $log_message_limit); // FIXME: Not UTF-8 safe solution.
			}
			else {
				// When details not requested only operate on first line of commit message.
				list($log_message,) = explode(PHP_EOL, $revision_data['msg']);
				$log_message = preg_replace('/^\[fixes:.*?\]/s', "\xE2\x9C\x94", $log_message);

				if ( strpos($revision_data['msg'], PHP_EOL) !== false
					|| mb_strlen($log_message) > $log_message_limit
				) {
					$log_message = mb_substr($log_message, 0, $log_message_limit - 3) . '...';
				}
			}

			$new_bugs = $revisions_bugs[$revision];

			if ( isset($prev_bugs) && $new_bugs !== $prev_bugs ) {
				$last_color = $last_color == 'yellow' ? 'magenta' : 'yellow';
			}

			$row = array(
				$revision,
				$revision_data['author'],
				$date_helper->getAgoTime($revision_data['date']),
				$this->formatArray($new_bugs, $bugs_per_row, $last_color),
				$log_message,
			);

			$revision_paths = $revisions_paths[$revision];

			// Add "Summary" column.
			if ( $with_summary ) {
				$row[] = $this->generateChangeSummary($revision_paths);
			}

			// Add "Refs" column.
			if ( $with_refs ) {
				$row[] = $this->formatArray(
					$revisions_refs[$revision],
					1
				);
			}

			// Add "M.O." column.
			if ( $with_merge_oracle ) {
				$merge_conflict_predication = $this->getMergeConflictPrediction(
					$revision_paths,
					$merge_conflict_regexps
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
				);
				$row[] = $merge_conflict_predication ? '<error>' . count($merge_conflict_predication) . '</error>' : '';
			}
			else {
				$merge_conflict_predication = array();
			}

			// Add "Merged Via" column.
			if ( $with_merge_status ) {
				$row[] = $this->generateMergedVia($revisions_merged_via[$revision], $revisions_merged_via_refs);
			}

			$table->addRow($row);

			if ( $with_details ) {
				$details = '<fg=white;options=bold>Changed Paths:</>';
				$path_cut_off_regexp = $this->getPathCutOffRegExp($project_path, $revisions_refs[$revision]);

				foreach ( $revision_paths as $path_data ) {
					$path_action = $path_data['action'];
					$relative_path = $this->_getRelativeLogPath($path_data, 'path', $path_cut_off_regexp);

					$details .= PHP_EOL . ' * ';

					if ( $path_action == 'A' ) {
						$color_format = 'fg=green';
					}
					elseif ( $path_action == 'D' ) {
						$color_format = 'fg=red';
					}
					else {
						$color_format = in_array($path_data['path'], $merge_conflict_predication) ? 'error' : '';
					}

					$to_colorize = array($path_action . '    ' . $relative_path);

					if ( isset($path_data['copyfrom-path']) ) {
						// TODO: When copy happened from different ref/project, then relative path = absolute path.
						$copy_from_rev = $path_data['copyfrom-rev'];
						$copy_from_path = $this->_getRelativeLogPath($path_data, 'copyfrom-path', $path_cut_off_regexp);
						$to_colorize[] = '        (from ' . $copy_from_path . ':' . $copy_from_rev . ')';
					}

					if ( $color_format ) {
						$details .= '<' . $color_format . '>';
						$details .= implode('</>' . PHP_EOL . '<' . $color_format . '>', $to_colorize);
						$details .= '</>';
					}
					else {
						$details .= implode(PHP_EOL, $to_colorize);
					}
				}

				$table->addRow(new TableSeparator());
				$table->addRow(array(new TableCell($details, array('colspan' => 5))));

				if ( $revision != $last_revision ) {
					$table->addRow(new TableSeparator());
				}
			}

			$prev_bugs = $new_bugs;
		}

		$table->render();
	}

	/**
	 * Generates change summary for a revision.
	 *
	 * @param array $revision_paths Revision paths.
	 *
	 * @return string
	 */
	protected function generateChangeSummary(array $revision_paths)
	{
		$summary = array('added' => 0, 'changed' => 0, 'removed' => 0);

		foreach ( $revision_paths as $path_data ) {
			$path_action = $path_data['action'];

			if ( $path_action == 'A' ) {
				$summary['added']++;
			}
			elseif ( $path_action == 'D' ) {
				$summary['removed']++;
			}
			else {
				$summary['changed']++;
			}
		}

		if ( $summary['added'] ) {
			$summary['added'] = '<fg=green>+' . $summary['added'] . '</>';
		}

		if ( $summary['removed'] ) {
			$summary['removed'] = '<fg=red>-' . $summary['removed'] . '</>';
		}

		return implode(' ', array_filter($summary));
	}

	/**
	 * Generates content for "Merged Via" cell content.
	 *
	 * @param array $merged_via                Merged Via.
	 * @param array $revisions_merged_via_refs Merged Via Refs.
	 *
	 * @return string
	 */
	protected function generateMergedVia(array $merged_via, array $revisions_merged_via_refs)
	{
		if ( !$merged_via ) {
			return '';
		}

		$merged_via_enhanced = array();

		foreach ( $merged_via as $merged_via_revision ) {
			$merged_via_revision_refs = $revisions_merged_via_refs[$merged_via_revision];

			if ( $merged_via_revision_refs ) {
				$merged_via_enhanced[] = $merged_via_revision . ' (' . implode(',', $merged_via_revision_refs) . ')';
			}
			else {
				$merged_via_enhanced[] = $merged_via_revision;
			}
		}

		return $this->formatArray($merged_via_enhanced, 1);
	}

	/**
	 * Returns merge conflict path predictions.
	 *
	 * @param array $revision_paths         Revision paths.
	 * @param array $merge_conflict_regexps Merge conflict paths.
	 *
	 * @return array
	 */
	protected function getMergeConflictPrediction(array $revision_paths, array $merge_conflict_regexps)
	{
		if ( !$merge_conflict_regexps ) {
			return array();
		}

		$conflict_paths = array();

		foreach ( $revision_paths as $revision_path ) {
			foreach ( $merge_conflict_regexps as $merge_conflict_regexp ) {
				if ( preg_match($merge_conflict_regexp, $revision_path['path']) ) {
					$conflict_paths[] = $revision_path['path'];
				}
			}
		}

		return $conflict_paths;
	}

	/**
	 * Returns merge conflict regexps.
	 *
	 * @return array
	 */
	protected function getMergeConflictRegExps()
	{
		return $this->getSetting(self::SETTING_LOG_MERGE_CONFLICT_REGEXPS);
	}

	/**
	 * Returns relative path to "svn log" returned path.
	 *
	 * @param array  $path_data           Path data.
	 * @param string $path_key            Path key.
	 * @param string $path_cut_off_regexp Path cut off regexp.
	 *
	 * @return string
	 */
	private function _getRelativeLogPath(array $path_data, $path_key, $path_cut_off_regexp)
	{
		$ret = $path_data[$path_key];

		if ( $path_data['kind'] == 'dir' ) {
			$ret .= '/';
		}

		$ret = preg_replace($path_cut_off_regexp, '', $ret, 1);

		if ( $ret === '' ) {
			$ret = '.';
		}

		return $ret;
	}

	/**
	 * Returns path cut off regexp.
	 *
	 * @param string $project_path Project path.
	 * @param array  $refs         Refs.
	 *
	 * @return string
	 */
	protected function getPathCutOffRegExp($project_path, array $refs)
	{
		$ret = array();

		// Remove ref from path only for single-ref revision.
		if ( count($refs) === 1 ) {
			$ret[] = $project_path . reset($refs) . '/';
		}

		// Always remove project path.
		$ret[] = $project_path;

		return '#^(' . implode('|', array_map('preg_quote', $ret)) . ')#';
	}

	/**
	 * Returns list of config settings.
	 *
	 * @return AbstractConfigSetting[]
	 */
	public function getConfigSettings()
	{
		return array(
			new IntegerConfigSetting(self::SETTING_LOG_LIMIT, 10),
			new IntegerConfigSetting(self::SETTING_LOG_MESSAGE_LIMIT, 68),
			new RegExpsConfigSetting(self::SETTING_LOG_MERGE_CONFLICT_REGEXPS, '#/composer\.lock$#'),
		);
	}

}

console-helpers / svn-buddy

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LogCommand::getPathCutOffRegExp() A

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