71 lines
2.1 KiB
PHP
71 lines
2.1 KiB
PHP
<?php
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declare(strict_types=1);
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namespace PhpMyAdmin;
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use function mb_strpos;
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use function mb_substr;
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final class ShowGrants
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{
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public readonly string $grants;
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public readonly string $tableName;
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public readonly string $dbName;
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private int $tableNameEndOffset;
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private int $tableNameStartOffset;
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private int $dbNameOffset;
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public function __construct(string $showGrants)
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{
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$this->dbNameOffset = (int) mb_strpos($showGrants, ' ON ') + 4;
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$this->tableNameEndOffset = (int) mb_strpos($showGrants, ' TO ');
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$this->tableNameStartOffset = $this->getTableNameStartOffset($showGrants);
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$this->grants = $this->getShowGrantsString($showGrants);
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$this->tableName = $this->getGrantsTableName($showGrants);
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$this->dbName = $this->getGrantsDbName($showGrants);
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}
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private function getTableNameStartOffset(string $showGrants): int
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{
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$tableNameStartOffset = mb_strpos($showGrants, '`.', $this->dbNameOffset);
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if (
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$tableNameStartOffset !== false
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&& $tableNameStartOffset !== 0
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&& $tableNameStartOffset < $this->tableNameEndOffset
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) {
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return $tableNameStartOffset + 1;
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}
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return (int) mb_strpos($showGrants, '.', $this->dbNameOffset);
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}
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private function getShowGrantsString(string $showGrants): string
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{
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return mb_substr($showGrants, 6, (int) mb_strpos($showGrants, ' ON ') - 6);
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}
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private function getGrantsTableName(string $showGrants): string
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{
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$showGrantsTableName = mb_substr(
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$showGrants,
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$this->tableNameStartOffset + 1,
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$this->tableNameEndOffset - $this->tableNameStartOffset - 1,
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);
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return Util::unQuote($showGrantsTableName, '`');
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}
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private function getGrantsDbName(string $showGrants): string
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{
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$showGrantsDbName = mb_substr(
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$showGrants,
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$this->dbNameOffset,
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$this->tableNameStartOffset - $this->dbNameOffset,
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);
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return Util::unQuote($showGrantsDbName, '`');
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}
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}
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