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<?php |
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namespace Lagdo\DbAdmin\Driver; |
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use function str_replace; |
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use function preg_replace; |
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use function preg_match; |
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use function htmlspecialchars; |
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trait UtilTrait |
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{ |
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/** |
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* @var DriverInterface |
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*/ |
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public $driver; |
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/** |
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* @var TranslatorInterface |
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*/ |
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protected $trans; |
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/** |
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* @var Input |
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*/ |
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public $input; |
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/** |
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* Set the driver |
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* |
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* @param DriverInterface $driver |
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* |
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* @return void |
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*/ |
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public function setDriver(DriverInterface $driver) |
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{ |
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$this->driver = $driver; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function input(): Input |
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{ |
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return $this->input; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function html($string): string |
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{ |
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if(!$string) { |
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return ''; |
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} |
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$string = str_replace("\n", '<br>', $string); |
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return str_replace("\0", '�', htmlspecialchars($string, ENT_QUOTES, 'utf-8')); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function number(string $value): string |
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{ |
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return preg_replace('~[^0-9]+~', '', $value); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function isUtf8(string $value): bool |
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{ |
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// don't print control chars except \t\r\n |
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return (preg_match('~~u', $value) && !preg_match('~[\0-\x8\xB\xC\xE-\x1F]~', $value)); |
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} |
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/** |
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* Create repeat pattern for preg |
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* |
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* @param string $pattern |
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* @param int $length |
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* |
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* @return string |
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*/ |
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public function repeatPattern(string $pattern, int $length): string |
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{ |
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// fix for Compilation failed: number too big in {} quantifier |
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// can create {0,0} which is OK |
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return str_repeat("$pattern{0,65535}", $length / 65535) . "$pattern{0," . ($length % 65535) . '}'; |
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} |
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/** |
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* Shorten UTF-8 string |
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* |
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* @param string $string |
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* @param int $length |
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* @param string $suffix |
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* |
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* @return string |
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*/ |
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public function shortenUtf8(string $string, int $length = 80, string $suffix = ''): string |
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{ |
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if (!preg_match('(^(' . $this->repeatPattern("[\t\r\n -\x{10FFFF}]", $length) . ')($)?)u', $string, $match)) { |
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// ~s causes trash in $match[2] under some PHP versions, (.|\n) is slow |
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preg_match('(^(' . $this->repeatPattern("[\t\r\n -~]", $length) . ')($)?)', $string, $match); |
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} |
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return $this->html($match[1]) . $suffix . (isset($match[2]) ? '' : '<i>…</i>'); |
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} |
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} |
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lagdo /
dbadmin-driver
