1 | <?php |
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17 | class StringFilter extends Filter |
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18 | { |
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19 | /** |
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20 | * {@inheritdoc} |
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21 | */ |
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22 | public function filter(ProxyQueryInterface $queryBuilder, $alias, $field, $data) |
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23 | { |
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24 | if (!$data || !is_array($data) || !array_key_exists('value', $data)) { |
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25 | return; |
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26 | } |
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27 | |||
28 | $data['value'] = trim($data['value']); |
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29 | |||
30 | if (strlen($data['value']) == 0) { |
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31 | return; |
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32 | } |
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33 | |||
34 | $data['type'] = !isset($data['type']) ? ChoiceType::TYPE_CONTAINS : $data['type']; |
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35 | |||
36 | $operator = $this->getOperator((int) $data['type']); |
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37 | |||
38 | if (!$operator) { |
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39 | $operator = 'LIKE'; |
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40 | } |
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41 | |||
42 | // c.name > '1' => c.name OPERATOR :FIELDNAME |
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43 | $parameterName = $this->getNewParameterName($queryBuilder); |
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44 | $this->applyWhere($queryBuilder, sprintf('%s.%s %s :%s', $alias, $field, $operator, $parameterName)); |
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45 | |||
46 | if ($data['type'] == ChoiceType::TYPE_EQUAL) { |
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47 | $queryBuilder->setParameter($parameterName, $data['value']); |
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48 | } else { |
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49 | $queryBuilder->setParameter($parameterName, sprintf($this->getOption('format'), $data['value'])); |
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50 | } |
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51 | } |
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52 | |||
53 | /** |
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54 | * {@inheritdoc} |
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55 | */ |
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56 | public function getDefaultOptions() |
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62 | |||
63 | /** |
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64 | * {@inheritdoc} |
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65 | */ |
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66 | public function getRenderSettings() |
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74 | |||
75 | /** |
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76 | * @param string $type |
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77 | * |
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78 | * @return bool |
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79 | */ |
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80 | private function getOperator($type) |
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90 | } |
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91 |
In PHP, under loose comparison (like
==
, or!=
, orswitch
conditions), values of different types might be equal.For
string
values, the empty string''
is a special case, in particular the following results might be unexpected: