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120 | office | 1 | <?php |
2 | |||
3 | /* |
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4 | * This file is part of the Symfony package. |
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5 | * |
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6 | * (c) Fabien Potencier <fabien@symfony.com> |
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7 | * |
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8 | * For the full copyright and license information, please view the LICENSE |
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9 | * file that was distributed with this source code. |
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10 | */ |
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11 | |||
12 | namespace Symfony\Component\Finder\Iterator; |
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13 | |||
14 | /** |
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15 | * FilecontentFilterIterator filters files by their contents using patterns (regexps or strings). |
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16 | * |
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17 | * @author Fabien Potencier <fabien@symfony.com> |
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18 | * @author Włodzimierz Gajda <gajdaw@gajdaw.pl> |
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19 | */ |
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20 | class FilecontentFilterIterator extends MultiplePcreFilterIterator |
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21 | { |
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22 | /** |
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23 | * Filters the iterator values. |
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24 | * |
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25 | * @return bool true if the value should be kept, false otherwise |
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26 | */ |
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27 | public function accept() |
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28 | { |
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29 | if (!$this->matchRegexps && !$this->noMatchRegexps) { |
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30 | return true; |
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31 | } |
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32 | |||
33 | $fileinfo = $this->current(); |
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34 | |||
35 | if ($fileinfo->isDir() || !$fileinfo->isReadable()) { |
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36 | return false; |
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37 | } |
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38 | |||
39 | $content = $fileinfo->getContents(); |
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40 | if (!$content) { |
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41 | return false; |
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42 | } |
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43 | |||
44 | return $this->isAccepted($content); |
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45 | } |
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46 | |||
47 | /** |
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48 | * Converts string to regexp if necessary. |
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49 | * |
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50 | * @param string $str Pattern: string or regexp |
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51 | * |
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52 | * @return string regexp corresponding to a given string or regexp |
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53 | */ |
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54 | protected function toRegex($str) |
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55 | { |
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56 | return $this->isRegex($str) ? $str : '/'.preg_quote($str, '/').'/'; |
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57 | } |
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58 | } |