1 | <?php |
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24 | trait CrudTrait |
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25 | { |
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26 | /** |
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27 | * Create a new tag. |
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28 | * |
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29 | * @param array $input |
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30 | * |
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31 | * @return mixed |
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32 | */ |
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33 | public function createTag(array $input) |
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37 | 1 | ||
38 | /** |
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39 | * Update the tags in the database. |
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40 | * |
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41 | * @param array $attributes |
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42 | * |
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43 | * @return bool|int |
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44 | */ |
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45 | public function update(array $attributes = []) |
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46 | { |
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47 | return parent::update($this->prepareTagToSave($attributes)); |
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48 | } |
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49 | |||
50 | /** |
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51 | * Create new tag from string of group name and tag name. |
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52 | * |
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53 | * @param string $tagFullName |
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54 | * |
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55 | * @return $this|bool |
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56 | */ |
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57 | public function createTagFromString($tagFullName) |
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58 | { |
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59 | list($groupName, $tagName) = explode(':', $tagFullName); |
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60 | |||
61 | // Check if group name is valid |
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62 | $groupTag = $this->validOrCreate($groupName); |
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63 | |||
64 | if (!$groupTag) { |
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65 | return false; |
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66 | } |
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67 | |||
68 | // Create new tag or return existing one |
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69 | return $this->validOrCreate($tagName, $groupTag); |
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70 | } |
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71 | |||
72 | /** |
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73 | * Create a new tag if valid or return existing one. |
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74 | * |
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75 | * @param string $name |
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76 | * @param null|Tag $parent |
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77 | * |
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78 | * @return bool|$this |
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79 | */ |
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80 | public function validOrCreate($name, Tag $parent = null) |
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101 | |||
102 | /** |
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103 | * Prepare tag details to save. |
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104 | * |
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105 | * @param array $input |
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106 | * |
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107 | * @return array |
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108 | */ |
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109 | protected function prepareTagToSave(array $input) |
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115 | } |
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116 |
This check looks for methods that are used by a trait but not required by it.
To illustrate, let’s look at the following code example
The trait
Idable
provides a methodequalsId
that in turn relies on the methodgetId()
. If this method does not exist on a class mixing in this trait, the method will fail.Adding the
getId()
as an abstract method to the trait will make sure it is available.