| Total Complexity | 88 |
| Total Lines | 465 |
| Duplicated Lines | 0 % |
| Changes | 2 | ||
| Bugs | 0 | Features | 1 |
Complex classes like CraftApiAutocomplete often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use CraftApiAutocomplete, and based on these observations, apply Extract Interface, too.
| 1 | <?php |
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| 33 | class CraftApiAutocomplete extends Autocomplete |
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| 34 | { |
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| 35 | // Constants |
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| 36 | // ========================================================================= |
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| 37 | |||
| 38 | const EXCLUDED_PROPERTY_NAMES = [ |
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| 39 | 'controller', |
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| 40 | 'Controller', |
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| 41 | 'CraftEdition', |
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| 42 | 'CraftSolo', |
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| 43 | 'CraftPro', |
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| 44 | ]; |
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| 45 | const EXCLUDED_BEHAVIOR_NAMES = [ |
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| 46 | 'fieldHandles', |
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| 47 | 'hasMethods', |
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| 48 | 'owner', |
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| 49 | ]; |
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| 50 | const ELEMENT_ROUTE_EXCLUDES = [ |
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| 51 | 'matrixblock', |
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| 52 | 'globalset' |
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| 53 | ]; |
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| 54 | const EXCLUDED_PROPERTY_REGEXES = [ |
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| 55 | '^_', |
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| 56 | ]; |
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| 57 | const EXCLUDED_METHOD_REGEXES = [ |
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| 58 | '^_', |
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| 59 | ]; |
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| 60 | const RECURSION_DEPTH_LIMIT = 10; |
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| 61 | |||
| 62 | // Public Properties |
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| 63 | // ========================================================================= |
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| 64 | |||
| 65 | /** |
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| 66 | * @var string The name of the autocomplete |
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| 67 | */ |
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| 68 | public $name = 'CraftApiAutocomplete'; |
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| 69 | |||
| 70 | /** |
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| 71 | * @var string The type of the autocomplete |
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| 72 | */ |
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| 73 | public $type = AutocompleteTypes::TwigExpressionAutocomplete; |
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| 74 | |||
| 75 | /** |
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| 76 | * @var string Whether the autocomplete should be parsed with . -delimited nested sub-properties |
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| 77 | */ |
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| 78 | public $hasSubProperties = true; |
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| 79 | |||
| 80 | /** |
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| 81 | * @var array A key-value array of the Twig global variables to parse. If left empty, it will |
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| 82 | * default to the current Twig context global variables |
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| 83 | */ |
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| 84 | public $twigGlobals = []; |
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| 85 | |||
| 86 | /** |
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| 87 | * @var array A key-value array of the Element Route variables (the injected `entry`, etc. |
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| 88 | * variable). If left empty, it will default to the current Element Route variables |
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| 89 | */ |
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| 90 | public $elementRouteGlobals = []; |
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| 91 | |||
| 92 | /** |
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| 93 | * @var array A key-value array of additional global variables to parse for completions |
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| 94 | */ |
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| 95 | public $additionalGlobals = []; |
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| 96 | |||
| 97 | // Public Methods |
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| 98 | // ========================================================================= |
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| 99 | |||
| 100 | /** |
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| 101 | * @inerhitDoc |
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| 102 | */ |
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| 103 | public function init(): void |
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| 104 | { |
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| 105 | if (empty($this->twigGlobals)) { |
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| 106 | $this->twigGlobals = Craft::$app->view->getTwig()->getGlobals(); |
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| 107 | } |
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| 108 | if (empty($this->elementRouteGlobals)) { |
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| 109 | $this->elementRouteGlobals = $this->getElementRouteGlobals(); |
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| 110 | } |
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| 111 | } |
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| 112 | |||
| 113 | /** |
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| 114 | * Core function that generates the autocomplete array |
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| 115 | */ |
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| 116 | public function generateCompleteItems(): void |
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| 117 | { |
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| 118 | // Gather up all of the globals to parse |
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| 119 | $globals = array_merge( |
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| 120 | $this->twigGlobals, |
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| 121 | $this->elementRouteGlobals, |
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| 122 | $this->additionalGlobals, |
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| 123 | $this->overrideValues(), |
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| 124 | ); |
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| 125 | foreach ($globals as $key => $value) { |
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| 126 | if (!in_array($key, self::EXCLUDED_PROPERTY_NAMES, true)) { |
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| 127 | $type = gettype($value); |
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| 128 | switch ($type) { |
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| 129 | case 'object': |
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| 130 | $this->parseObject($key, $value, 0); |
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| 131 | break; |
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| 132 | |||
| 133 | case 'array': |
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| 134 | case 'boolean': |
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| 135 | case 'double': |
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| 136 | case 'integer': |
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| 137 | case 'string': |
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| 138 | $kind = CompleteItemKind::VariableKind; |
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| 139 | $path = $key; |
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| 140 | $normalizedKey = preg_replace("/[^A-Za-z]/", '', $key); |
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| 141 | if (ctype_upper($normalizedKey)) { |
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| 142 | $kind = CompleteItemKind::ConstantKind; |
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| 143 | } |
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| 144 | $this->addCompleteItem(new CompleteItem([ |
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| 145 | 'detail' => $value, |
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| 146 | 'kind' => $kind, |
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| 147 | 'label' => $key, |
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| 148 | 'insertText' => $key, |
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| 149 | ]), $path); |
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| 150 | break; |
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| 151 | } |
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| 152 | } |
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| 153 | } |
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| 154 | } |
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| 155 | |||
| 156 | // Protected Methods |
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| 157 | // ========================================================================= |
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| 158 | |||
| 159 | /** |
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| 160 | * Parse the object passed in, including any properties or methods |
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| 161 | * |
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| 162 | * @param string $name |
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| 163 | * @param $object |
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| 164 | * @param int $recursionDepth |
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| 165 | * @param string $path |
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| 166 | */ |
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| 167 | protected function parseObject(string $name, $object, int $recursionDepth, string $path = ''): void |
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| 168 | { |
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| 169 | // Only recurse `RECURSION_DEPTH_LIMIT` deep |
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| 170 | if ($recursionDepth > self::RECURSION_DEPTH_LIMIT) { |
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| 171 | return; |
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| 172 | } |
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| 173 | $recursionDepth++; |
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| 174 | // Create the docblock factory |
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| 175 | $factory = DocBlockFactory::createInstance(); |
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| 176 | |||
| 177 | $path = trim(implode('.', [$path, $name]), '.'); |
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| 178 | // The class itself |
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| 179 | $this->getClassCompletion($object, $factory, $name, $path); |
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| 180 | // ServiceLocator Components |
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| 181 | $this->getComponentCompletion($object, $recursionDepth, $path); |
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| 182 | // Class properties |
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| 183 | $this->getPropertyCompletion($object, $factory, $recursionDepth, $path); |
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| 184 | // Class methods |
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| 185 | $this->getMethodCompletion($object, $factory, $path); |
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| 186 | // Behavior properties |
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| 187 | $this->getBehaviorCompletion($object, $factory, $recursionDepth, $path); |
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| 188 | } |
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| 189 | |||
| 190 | /** |
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| 191 | * @param $object |
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| 192 | * @param DocBlockFactory $factory |
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| 193 | * @param string $name |
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| 194 | * @param $path |
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| 195 | */ |
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| 196 | protected function getClassCompletion($object, DocBlockFactory $factory, string $name, $path): void |
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| 197 | { |
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| 198 | try { |
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| 199 | $reflectionClass = new ReflectionClass($object); |
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| 200 | } catch (ReflectionException $e) { |
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| 201 | return; |
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| 202 | } |
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| 203 | // Information on the class itself |
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| 204 | $className = $reflectionClass->getName(); |
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| 205 | $docs = $reflectionClass->getDocComment(); |
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| 206 | if ($docs) { |
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| 207 | $docblock = $factory->create($docs); |
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| 208 | if ($docblock) { |
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| 209 | $summary = $docblock->getSummary(); |
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| 210 | if (!empty($summary)) { |
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| 211 | $docs = $summary; |
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| 212 | } |
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| 213 | $description = $docblock->getDescription()->render(); |
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| 214 | if (!empty($description)) { |
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| 215 | $docs = $description; |
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| 216 | } |
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| 217 | } |
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| 218 | } |
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| 219 | $this->addCompleteItem(new CompleteItem([ |
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| 220 | 'detail' => $className, |
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| 221 | 'documentation' => $docs, |
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| 222 | 'kind' => CompleteItemKind::ClassKind, |
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| 223 | 'label' => $name, |
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| 224 | 'insertText' => $name, |
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| 225 | ]), $path); |
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| 226 | } |
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| 227 | |||
| 228 | /** |
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| 229 | * @param $object |
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| 230 | * @param $recursionDepth |
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| 231 | * @param $path |
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| 232 | */ |
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| 233 | protected function getComponentCompletion($object, $recursionDepth, $path): void |
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| 234 | { |
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| 235 | if ($object instanceof ServiceLocator) { |
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| 236 | foreach ($object->getComponents() as $key => $value) { |
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| 237 | $componentObject = null; |
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| 238 | try { |
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| 239 | $componentObject = $object->get($key); |
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| 240 | } catch (InvalidConfigException $e) { |
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| 241 | // That's okay |
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| 242 | } |
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| 243 | if ($componentObject) { |
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| 244 | $this->parseObject($key, $componentObject, $recursionDepth, $path); |
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| 245 | } |
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| 246 | } |
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| 247 | } |
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| 248 | } |
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| 249 | |||
| 250 | /** |
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| 251 | * @param $object |
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| 252 | * @param DocBlockFactory $factory |
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| 253 | * @param $recursionDepth |
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| 254 | * @param string $path |
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| 255 | */ |
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| 256 | protected function getPropertyCompletion($object, DocBlockFactory $factory, $recursionDepth, string $path): void |
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| 257 | { |
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| 258 | try { |
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| 259 | $reflectionClass = new ReflectionClass($object); |
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| 260 | } catch (ReflectionException $e) { |
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| 261 | return; |
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| 262 | } |
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| 263 | $reflectionProperties = $reflectionClass->getProperties(); |
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| 264 | $customField = false; |
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| 265 | if ($object instanceof Behavior) { |
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| 266 | $customField = true; |
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| 267 | } |
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| 268 | $sortPrefix = $customField ? '~' : '~~'; |
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| 269 | foreach ($reflectionProperties as $reflectionProperty) { |
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| 270 | $propertyName = $reflectionProperty->getName(); |
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| 271 | // Exclude some properties |
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| 272 | $propertyAllowed = true; |
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| 273 | foreach (self::EXCLUDED_PROPERTY_REGEXES as $excludePattern) { |
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| 274 | $pattern = '`' . $excludePattern . '`i'; |
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| 275 | if (preg_match($pattern, $propertyName) === 1) { |
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| 276 | $propertyAllowed = false; |
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| 277 | } |
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| 278 | } |
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| 279 | if (in_array($propertyName, self::EXCLUDED_PROPERTY_NAMES, true)) { |
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| 280 | $propertyAllowed = false; |
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| 281 | } |
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| 282 | if ($customField && in_array($propertyName, self::EXCLUDED_BEHAVIOR_NAMES, true)) { |
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| 283 | $propertyAllowed = false; |
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| 284 | } |
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| 285 | // Process the property |
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| 286 | if ($propertyAllowed && $reflectionProperty->isPublic()) { |
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| 287 | $detail = "Property"; |
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| 288 | $docblock = null; |
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| 289 | $docs = $reflectionProperty->getDocComment(); |
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| 290 | if ($docs) { |
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| 291 | $docblock = $factory->create($docs); |
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| 292 | $docs = ''; |
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| 293 | if ($docblock) { |
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| 294 | $summary = $docblock->getSummary(); |
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| 295 | if (!empty($summary)) { |
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| 296 | $docs = $summary; |
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| 297 | } |
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| 298 | $description = $docblock->getDescription()->render(); |
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| 299 | if (!empty($description)) { |
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| 300 | $docs = $description; |
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| 301 | } |
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| 302 | } |
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| 303 | } |
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| 304 | // Figure out the type |
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| 305 | if ($docblock) { |
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| 306 | $tag = $docblock->getTagsByName('var'); |
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| 307 | if ($tag && isset($tag[0])) { |
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| 308 | $detail = $tag[0]; |
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| 309 | } |
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| 310 | } |
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| 311 | if ($detail === "Property") { |
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| 312 | if (preg_match('/@var\s+([^\s]+)/', $docs, $matches)) { |
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| 313 | list(, $type) = $matches; |
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| 314 | $detail = $type; |
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| 315 | } else { |
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| 316 | $detail = "Property"; |
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| 317 | } |
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| 318 | } |
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| 319 | if ($detail === "Property") { |
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| 320 | if ((PHP_MAJOR_VERSION >= 7 && PHP_MINOR_VERSION >= 4) || (PHP_MAJOR_VERSION >= 8)) { |
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| 321 | if ($reflectionProperty->hasType()) { |
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| 322 | $reflectionType = $reflectionProperty->getType(); |
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| 323 | if ($reflectionType instanceof ReflectionNamedType) { |
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| 324 | $type = $reflectionType->getName(); |
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| 325 | $detail = $type; |
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| 326 | } |
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| 327 | } |
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| 328 | if (PHP_MAJOR_VERSION >= 8) { |
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| 329 | if ($reflectionProperty->hasDefaultValue()) { |
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| 330 | $value = $reflectionProperty->getDefaultValue(); |
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| 331 | if (is_array($value)) { |
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| 332 | $value = json_encode($value); |
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| 333 | } |
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| 334 | if (!empty($value)) { |
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| 335 | $detail = "$value"; |
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| 336 | } |
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| 337 | } |
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| 338 | } |
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| 339 | } |
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| 340 | } |
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| 341 | $thisPath = trim(implode('.', [$path, $propertyName]), '.'); |
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| 342 | $label = $propertyName; |
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| 343 | $this->addCompleteItem(new CompleteItem([ |
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| 344 | 'detail' => $detail, |
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| 345 | 'documentation' => $docs, |
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| 346 | 'kind' => $customField ? CompleteItemKind::FieldKind : CompleteItemKind::PropertyKind, |
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| 347 | 'label' => $label, |
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| 348 | 'insertText' => $label, |
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| 349 | 'sortText' => $sortPrefix . $label, |
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| 350 | ]), $thisPath); |
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| 351 | // Recurse through if this is an object |
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| 352 | if (isset($object->$propertyName) && is_object($object->$propertyName)) { |
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| 353 | if (!$customField && !in_array($propertyName, self::EXCLUDED_PROPERTY_NAMES, true)) { |
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| 354 | $this->parseObject($propertyName, $object->$propertyName, $recursionDepth, $path); |
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| 355 | } |
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| 356 | } |
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| 357 | } |
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| 358 | } |
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| 359 | } |
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| 360 | |||
| 361 | /** |
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| 362 | * @param $object |
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| 363 | * @param DocBlockFactory $factory |
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| 364 | * @param string $path |
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| 365 | */ |
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| 366 | protected function getMethodCompletion($object, DocBlockFactory $factory, string $path): void |
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| 367 | { |
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| 368 | try { |
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| 369 | $reflectionClass = new ReflectionClass($object); |
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| 370 | } catch (ReflectionException $e) { |
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| 371 | return; |
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| 372 | } |
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| 373 | $reflectionMethods = $reflectionClass->getMethods(); |
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| 374 | foreach ($reflectionMethods as $reflectionMethod) { |
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| 375 | $methodName = $reflectionMethod->getName(); |
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| 376 | // Exclude some properties |
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| 377 | $methodAllowed = true; |
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| 378 | foreach (self::EXCLUDED_METHOD_REGEXES as $excludePattern) { |
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| 379 | $pattern = '`' . $excludePattern . '`i'; |
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| 380 | if (preg_match($pattern, $methodName) === 1) { |
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| 381 | $methodAllowed = false; |
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| 382 | } |
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| 383 | } |
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| 384 | // Process the method |
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| 385 | if ($methodAllowed && $reflectionMethod->isPublic()) { |
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| 386 | $docblock = null; |
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| 387 | $docs = $reflectionMethod->getDocComment(); |
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| 388 | if ($docs) { |
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| 389 | $docblock = $factory->create($docs); |
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| 390 | if ($docblock) { |
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| 391 | $summary = $docblock->getSummary(); |
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| 392 | if (!empty($summary)) { |
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| 393 | $docs = $summary; |
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| 394 | } |
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| 395 | $description = $docblock->getDescription()->render(); |
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| 396 | if (!empty($description)) { |
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| 397 | $docs = $description; |
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| 398 | } |
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| 399 | } |
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| 400 | } |
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| 401 | $detail = $methodName . '('; |
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| 402 | $params = $reflectionMethod->getParameters(); |
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| 403 | $paramList = []; |
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| 404 | foreach ($params as $param) { |
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| 405 | if ($param->hasType()) { |
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| 406 | $reflectionType = $param->getType(); |
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| 407 | if ($reflectionType instanceof ReflectionUnionType) { |
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| 408 | $unionTypes = $reflectionType->getTypes(); |
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| 409 | $typeName = ''; |
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| 410 | foreach ($unionTypes as $unionType) { |
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| 411 | $typeName .= '|' . $unionType->getName(); |
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| 412 | } |
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| 413 | $typeName = trim($typeName, '|'); |
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| 414 | $paramList[] = $typeName . ': ' . '$' . $param->getName(); |
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| 415 | } else { |
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| 416 | $paramList[] = $param->getType()->getName() . ': ' . '$' . $param->getName(); |
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| 417 | } |
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| 418 | } else { |
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| 419 | $paramList[] = '$' . $param->getName(); |
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| 420 | } |
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| 421 | } |
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| 422 | $detail .= implode(', ', $paramList) . ')'; |
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| 423 | $thisPath = trim(implode('.', [$path, $methodName]), '.'); |
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| 424 | $label = $methodName . '()'; |
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| 425 | $docsPreamble = ''; |
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| 426 | // Figure out the type |
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| 427 | if ($docblock) { |
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| 428 | $tags = $docblock->getTagsByName('param'); |
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| 429 | if ($tags) { |
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| 430 | $docsPreamble = "Parameters:\n\n"; |
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| 431 | foreach ($tags as $tag) { |
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| 432 | $docsPreamble .= $tag . "\n"; |
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| 433 | } |
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| 434 | $docsPreamble .= "\n"; |
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| 435 | } |
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| 436 | } |
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| 437 | $this->addCompleteItem(new CompleteItem([ |
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| 438 | 'detail' => $detail, |
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| 439 | 'documentation' => $docsPreamble . $docs, |
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| 440 | 'kind' => CompleteItemKind::MethodKind, |
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| 441 | 'label' => $label, |
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| 442 | 'insertText' => $label, |
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| 443 | 'sortText' => '~~~' . $label, |
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| 444 | ]), $thisPath); |
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| 445 | } |
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| 446 | } |
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| 447 | } |
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| 448 | |||
| 449 | /** |
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| 450 | * @param $object |
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| 451 | * @param DocBlockFactory $factory |
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| 452 | * @param $recursionDepth |
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| 453 | * @param string $path |
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| 454 | */ |
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| 455 | protected function getBehaviorCompletion($object, DocBlockFactory $factory, $recursionDepth, string $path): void |
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| 456 | { |
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| 457 | if ($object instanceof Element) { |
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| 458 | $behaviorClass = $object->getBehavior('customFields'); |
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| 459 | if ($behaviorClass) { |
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| 460 | $this->getPropertyCompletion($behaviorClass, $factory, $recursionDepth, $path); |
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| 461 | } |
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| 462 | } |
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| 463 | } |
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| 464 | |||
| 465 | // Private Methods |
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| 466 | // ========================================================================= |
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| 467 | |||
| 468 | /** |
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| 469 | * Add in the element types that could be injected as route variables |
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| 470 | * |
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| 471 | * @return array |
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| 472 | */ |
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| 473 | private function getElementRouteGlobals(): array |
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| 474 | { |
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| 475 | $routeVariables = []; |
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| 476 | $elementTypes = Craft::$app->elements->getAllElementTypes(); |
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| 477 | foreach ($elementTypes as $elementType) { |
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| 478 | /* @var Element $elementType */ |
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| 479 | $key = $elementType::refHandle(); |
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| 480 | if (!empty($key) && !in_array($key, self::ELEMENT_ROUTE_EXCLUDES)) { |
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| 481 | $routeVariables[$key] = new $elementType(); |
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| 482 | } |
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| 483 | } |
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| 484 | |||
| 485 | return $routeVariables; |
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| 486 | } |
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| 487 | |||
| 488 | /** |
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| 489 | * Override certain values that we always want hard-coded |
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| 490 | * |
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| 491 | * @return array |
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| 492 | */ |
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| 493 | private function overrideValues(): array |
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| 498 | ]; |
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| 499 | } |
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| 500 | } |
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| 501 |