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<?php |
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namespace TomHart\Database\Database\Query\Grammars; |
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use Illuminate\Database\Query\Builder; |
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use Illuminate\Database\Query\Grammars\Grammar; |
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class ApiGrammar extends Grammar |
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{ |
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/** |
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* @var string[] |
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*/ |
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private $defaultQueryString = []; |
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/** |
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* @return string[] |
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*/ |
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public function getDefaultQueryString(): array |
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{ |
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return $this->defaultQueryString; |
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} |
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/** |
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* @param string[] $defaultQueryString |
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* @return ApiGrammar |
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*/ |
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public function setDefaultQueryString(array $defaultQueryString): self |
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{ |
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$this->defaultQueryString = $defaultQueryString; |
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return $this; |
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} |
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/** |
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* Compile a select statement. |
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* @param Builder $query |
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* @return string |
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*/ |
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public function compileSelect(Builder $query): string |
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{ |
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$queryString = $this->getDefaultQueryString(); |
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if ($query->limit) { |
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$queryString[config('api-database.query_string_keys.limit', 'limit')] = $query->limit; |
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} |
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// Add the where clauses to the query string. |
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foreach ($query->wheres as $where) { |
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$queryString = $this->addWhereClause($where, $queryString); |
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} |
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if (empty($queryString)) { |
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return '/' . $query->from; |
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} |
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return '/' . $query->from . '?' . http_build_query($queryString); |
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} |
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/** |
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* Adds a where clause to the query string. |
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* @param string[] $where |
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* @param mixed[] $queryString |
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* @return string[] |
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*/ |
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private function addWhereClause(array $where, array $queryString): array |
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{ |
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switch ($where['type']) { |
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default: |
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$queryString[$where['column']] = $where['value']; |
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break; |
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case 'In': |
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$queryString[$where['column']] = $where['values']; |
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break; |
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} |
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return $queryString; |
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} |
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} |
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