Conditions | 7 |
Paths | 26 |
Total Lines | 59 |
Lines | 0 |
Ratio | 0 % |
Changes | 0 |
Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.
For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.
Commonly applied refactorings include:
If many parameters/temporary variables are present:
1 | <?php |
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87 | protected function execute(InputInterface $input, OutputInterface $output) |
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88 | { |
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89 | $baseUrl = $input->getArgument('url'); |
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90 | $crawlProfile = $input->getOption('dont-crawl-external-links') ? new CrawlInternalUrls($baseUrl) : new CrawlAllUrls(); |
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91 | |||
92 | $output->writeln("Start scanning {$baseUrl}"); |
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93 | $output->writeln(''); |
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94 | |||
95 | $crawlLogger = new CrawlLogger($output); |
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96 | |||
97 | if ($input->getOption('output')) { |
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98 | $outputFile = $input->getOption('output'); |
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99 | |||
100 | if (file_exists($outputFile)) { |
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101 | $helper = $this->getHelper('question'); |
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102 | $question = new ConfirmationQuestion( |
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103 | "The output file `{$outputFile}` already exists. Overwrite it? (y/n)", |
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104 | false |
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105 | ); |
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106 | |||
107 | if (! $helper->ask($input, $output, $question)) { |
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108 | $output->writeln('Aborting...'); |
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109 | |||
110 | return 0; |
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111 | } |
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112 | |||
113 | unlink($outputFile); |
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114 | } |
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115 | |||
116 | $crawlLogger->setOutputFile($input->getOption('output')); |
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117 | } |
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118 | |||
119 | $clientOptions = [ |
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120 | RequestOptions::TIMEOUT => $input->getOption('timeout'), |
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121 | RequestOptions::VERIFY => ! $input->getOption('skip-verification'), |
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122 | RequestOptions::ALLOW_REDIRECTS => [ |
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123 | 'track_redirects' => true, |
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124 | ], |
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125 | ]; |
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126 | |||
127 | $clientOptions = array_merge($clientOptions, $input->getOption('options')); |
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128 | |||
129 | if ($input->getOption('user-agent')) { |
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130 | $clientOptions[RequestOptions::HEADERS]['user-agent'] = $input->getOption('user-agent'); |
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131 | } |
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132 | |||
133 | $crawler = Crawler::create($clientOptions) |
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134 | ->setConcurrency($input->getOption('concurrency')) |
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135 | ->setCrawlObserver($crawlLogger) |
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136 | ->setCrawlProfile($crawlProfile); |
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137 | |||
138 | if ($input->getOption('ignore-robots')) { |
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139 | $crawler->ignoreRobots(); |
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140 | } |
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141 | |||
142 | $crawler->startCrawling($baseUrl); |
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143 | |||
144 | return 0; |
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145 | } |
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146 | } |
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147 |
If a method or function can return multiple different values and unless you are sure that you only can receive a single value in this context, we recommend to add an additional type check:
If this a common case that PHP Analyzer should handle natively, please let us know by opening an issue.