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<?php |
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declare(strict_types=1); |
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namespace Sirius\Sql\Component; |
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use Sirius\Sql\Bindings; |
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use Sirius\Sql\ConditionsEnum; |
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use Sirius\Sql\Raw; |
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use Sirius\Sql\Select; |
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class Conditions extends Component |
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{ |
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protected $bindings; |
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protected $type; |
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protected $list = []; |
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protected $openedGroups = 0; |
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public function __construct(Bindings $bindings, string $type) |
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{ |
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$this->bindings = $bindings; |
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$this->type = $type; |
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} |
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public function groupCurrent() |
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{ |
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if (! empty($this->list)) { |
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array_unshift($this->list, '('); |
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$this->list[] = ')'; |
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} |
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} |
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public function and(string $column, $value = null, $condition = '='): void |
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{ |
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$this->append('AND ', $this->buildExpression($column, $value, $condition)); |
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} |
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public function andSprintf(string $format, ...$bindInline): void |
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{ |
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$this->and($this->bindings->sprintf($format, ...$bindInline), null, null); |
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} |
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public function or(string $column, $value = null, $condition = '='): void |
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{ |
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$this->append('OR ', $this->buildExpression($column, $value, $condition)); |
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} |
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public function orSprintf(string $format, ...$bindInline): void |
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{ |
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$this->or($this->bindings->sprintf($format, ...$bindInline), null, null); |
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} |
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public function openGroup($type = 'AND') |
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{ |
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$this->append($type . ' ', '('); |
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$this->openedGroups++; |
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} |
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public function closeGroup() |
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{ |
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if ($this->openedGroups > 0) { |
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$this->list[] = ')'; |
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$this->openedGroups--; |
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} |
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} |
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protected function append(string $andor, string $expr): void |
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{ |
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if (empty($this->list)) { |
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$andor = ''; |
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} |
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if (end($this->list) == 'AND (' || end($this->list) == 'OR (' || end($this->list) == '(') { |
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$andor = ''; |
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} |
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if (empty($this->list) && substr($andor, 0, 4) == 'AND ') { |
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$andor = substr($andor, 4); |
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} |
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if (empty($this->list) && substr($andor, 0, 3) == 'OR ') { |
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$andor = substr($andor, 3); |
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} |
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$this->list[] = $andor . $expr; |
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} |
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protected function buildExpression(string $column, $value = null, $condition = '='): string |
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{ |
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if ($condition === null) { |
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return $column; |
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} |
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if ($value === null) { |
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return $column . ($condition == '=' ? ' IS NULL' : ' IS NOT NULL'); |
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} |
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if ($value instanceof Raw) { |
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$value = (string)$value; |
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return "{$column} {$condition} {$value}"; |
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} |
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if ($value instanceof Select) { |
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$inNotIn = $condition == '=' ? 'IN' : 'NOT IN'; |
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return "{$column} {$inNotIn} (" . $value->getStatement() . ")"; |
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} |
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if (is_array($value) && in_array($condition, [ConditionsEnum::EQUALS, ConditionsEnum::NOT_EQUALS])) { |
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// do this for situations where the value is an empty array because it's the result of a previous |
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// query that returned an empty collection (eg: select countries belonging to an empty collection of users) |
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if (empty($value)) { |
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$value = [-PHP_INT_MAX]; |
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} |
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$bindings = $this->bindings->inline($value); |
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$inNotIn = $condition == ConditionsEnum::EQUALS ? 'IN' : 'NOT IN'; |
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return "{$column} {$inNotIn} {$bindings}"; |
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} |
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switch (strtolower(trim($condition))) { |
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case ConditionsEnum::BETWEEN: |
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$start = $this->bindings->inline($value[0]); |
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$end = $this->bindings->inline($value[1]); |
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return "$column BETWEEN $start AND $end"; |
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case ConditionsEnum::STARTS_WITH: |
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if (substr($value, -1) != '%') { |
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$value .= '%'; |
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} |
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$condition = 'LIKE'; |
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break; |
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case ConditionsEnum::ENDS_WITH: |
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if (substr($value, 0, 1) != '%') { |
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$value = '%' . $value; |
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} |
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$condition = 'LIKE'; |
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break; |
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case ConditionsEnum::CONTAINS: |
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if (substr($value, 0, 1) != '%') { |
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$value = '%' . $value; |
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} |
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if (substr($value, -1) != '%') { |
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$value .= '%'; |
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} |
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$condition = 'LIKE'; |
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break; |
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case ConditionsEnum::DOES_NOT_START_WITH: |
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if (substr($value, -1) != '%') { |
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$value .= '%'; |
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} |
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$condition = 'NOT LIKE'; |
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break; |
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case ConditionsEnum::DOES_NOT_END_WITH: |
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if (substr($value, 0, 1) != '%') { |
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$value = '%' . $value; |
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} |
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$condition = 'NOT LIKE'; |
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break; |
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case ConditionsEnum::DOES_NOT_CONTAIN: |
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if (substr($value, 0, 1) != '%') { |
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$value = '%' . $value; |
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} |
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if (substr($value, -1) != '%') { |
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$value .= '%'; |
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} |
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$condition = 'NOT LIKE'; |
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break; |
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} |
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$bind = $this->bindings->inline($value); |
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return "$column $condition $bind"; |
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} |
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protected function ensureGroupsAreClosed() |
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{ |
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if ($this->openedGroups > 0) { |
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$this->list[] = str_repeat(')', $this->openedGroups); |
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$this->openedGroups = 0; |
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} |
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} |
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public function build(): string |
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{ |
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if (empty($this->list)) { |
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return ''; |
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} |
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$this->ensureGroupsAreClosed(); |
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return PHP_EOL . $this->type . $this->indent($this->list); |
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} |
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} |
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siriusphp /
sql
