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<?php |
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/** |
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* Created by PhpStorm. |
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* User: alex |
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* Date: 13/02/20 |
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* Time: 4:22 AM. |
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*/ |
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namespace AlgoWeb\PODataLaravel\Models; |
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use Illuminate\Database\Eloquent\Model; |
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use Illuminate\Database\Eloquent\Relations\BelongsTo; |
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use Illuminate\Database\Eloquent\Relations\BelongsToMany; |
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use Illuminate\Database\Eloquent\Relations\HasManyThrough; |
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use Illuminate\Database\Eloquent\Relations\HasOneOrMany; |
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use Illuminate\Database\Eloquent\Relations\Relation; |
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use Mockery\Mock; |
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use POData\Common\InvalidOperationException; |
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trait MetadataKeyMethodNamesTrait |
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{ |
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/** |
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* @param Relation $foo |
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* @param mixed $condition |
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* |
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* @throws InvalidOperationException |
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* @return array |
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*/ |
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protected function polyglotKeyMethodNames(Relation $foo) |
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{ |
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if ($foo instanceof BelongsTo) { |
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// getForeignKey for laravel 5.5 |
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$fkList = ['getForeignKeyName', 'getForeignKey']; |
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// getOwnerKeyName for laravel 5.5 |
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$rkList = ['getOwnerKey', 'getOwnerKeyName']; |
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}elseif ($foo instanceof BelongsToMany) { |
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$fkList = ['getForeignPivotKeyName']; |
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$rkList = ['getRelatedPivotKeyName']; |
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}elseif($foo instanceof HasOneOrMany){ |
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$fkList = ['getForeignKeyName']; |
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$rkList = ['getLocalKeyName', 'getQualifiedParentKeyName']; |
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}elseif($foo instanceof HasManyThrough) { |
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$fkList = ['getQualifiedFarKeyName']; |
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$rkList = ['getQualifiedParentKeyName']; |
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}else{ |
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$msg = sprintf('Unknown Relationship Type %s', get_class($foo)); |
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throw new InvalidOperationException($msg); |
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} |
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$fkMethodName = $this->checkMethodNameList($foo, $fkList); |
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$rkMethodName = $this->checkMethodNameList($foo, $rkList); |
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return [$fkMethodName, $rkMethodName]; |
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} |
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protected function polyglotFkKey(Relation $rel) |
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{ |
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switch (true) { |
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case $rel instanceof BelongsTo: |
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return $rel->{$this->checkMethodNameList($rel, ['getForeignKeyName', 'getForeignKey'])}(); |
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case $rel instanceof BelongsToMany: |
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return $rel->getForeignPivotKeyName(); |
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case $rel instanceof HasOneOrMany: |
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return $rel->getForeignKeyName(); |
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case $rel instanceof HasManyThrough: |
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$segments = explode('.', $rel->getQualifiedFarKeyName()); |
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return end($segments); |
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default: |
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$msg = sprintf('Unknown Relationship Type %s', get_class($rel)); |
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throw new InvalidOperationException($msg); |
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} |
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} |
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protected function polyglotRkKey(Relation $rel) |
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{ |
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switch (true) { |
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case $rel instanceof BelongsTo: |
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return $rel->{$this->checkMethodNameList($rel, ['getOwnerKey', 'getOwnerKeyName'])}(); |
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case $rel instanceof BelongsToMany: |
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return $rel->getRelatedPivotKeyName(); |
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case $rel instanceof HasOneOrMany: |
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$segments = explode('.', $rel->{$this->checkMethodNameList($rel, ['getLocalKeyName', 'getQualifiedParentKeyName'])}()); |
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return end($segments); |
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case $rel instanceof HasManyThrough: |
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$segments = explode('.', $rel->getQualifiedParentKeyName()); |
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return end($segments); |
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default: |
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$msg = sprintf('Unknown Relationship Type %s', get_class($rel)); |
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throw new InvalidOperationException($msg); |
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} |
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} |
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protected function polyglotThroughKey(Relation $rel){ |
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if(! $rel instanceof HasManyThrough){ |
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return null; |
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} |
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$segments = explode('.', $rel->{$this->checkMethodNameList($rel, ['getThroughKey', 'getQualifiedFirstKeyName'])}()); |
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return end($segments); |
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} |
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/** |
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* @param HasManyThrough $foo |
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* @throws InvalidOperationException |
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* @return string |
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*/ |
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protected function polyglotThroughKeyMethodNames(HasManyThrough $foo) |
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{ |
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$thruList = ['getThroughKey', 'getQualifiedFirstKeyName']; |
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return $this->checkMethodNameList($foo, $thruList); |
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} |
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/** |
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* @param Model $model |
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* @return array |
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*/ |
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protected function getModelClassMethods(Model $model) |
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{ |
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return array_diff( |
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get_class_methods($model), |
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get_class_methods(\Illuminate\Database\Eloquent\Model::class), |
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//TODO: sandi what will happen if Mock is not installed (I.e. Production?) |
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get_class_methods(Mock::class), |
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get_class_methods(MetadataTrait::class) |
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); |
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} |
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/** |
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* @param Relation $foo |
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* @param array $methodList |
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* @throws InvalidOperationException |
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* @return string |
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*/ |
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protected function checkMethodNameList(Relation $foo, array $methodList) |
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{ |
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foreach ($methodList as $methodName) { |
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if (method_exists($foo, $methodName)) { |
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return $methodName; |
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} |
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} |
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$msg = 'Expected at least 1 element in related-key list, got 0 for relation %s'; |
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throw new InvalidOperationException(sprintf($msg,get_class($foo))); |
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} |
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} |
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Algo-Web /
POData-Laravel
