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89 lines
No EOL
2.6 KiB
PHP
89 lines
No EOL
2.6 KiB
PHP
<?php
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declare(strict_types=1);
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namespace JKingWeb\Arsse\Db;
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abstract class AbstractStatement implements Statement {
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abstract function runArray(array $values): Result;
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abstract static function dateFormat(int $part = self::TS_BOTH): string;
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public function run(...$values): Result {
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return $this->runArray($values);
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}
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public function rebind(...$bindings): bool {
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return $this->rebindArray($bindings);
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}
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public function rebindArray(array $bindings): bool {
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$this->types = [];
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foreach($bindings as $binding) {
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$binding = trim(strtolower($binding));
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if(!array_key_exists($binding, self::TYPES)) throw new Exception("paramTypeInvalid", $binding);
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$this->types[] = self::TYPES[$binding];
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}
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return true;
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}
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protected function cast($v, string $t) {
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switch($t) {
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case "date":
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return $this->formatDate($v, self::TS_DATE);
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case "time":
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return $this->formatDate($v, self::TS_TIME);
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case "datetime":
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return $this->formatDate($v, self::TS_BOTH);
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case "null":
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case "integer":
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case "float":
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case "binary":
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case "string":
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case "boolean":
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if($t=="binary") $t = "string";
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$value = $v;
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try{
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settype($value, $t);
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} catch(\Throwable $e) {
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// handle objects
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$value = $v;
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if($value instanceof \DateTimeInterface) {
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$value = $value->getTimestamp();
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if($t=="string") $value = $this->formatDate($value, self::TS_BOTH);
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settype($value, $t);
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} else {
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$value = null;
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settype($value, $t);
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}
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}
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return $value;
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default:
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throw new Exception("paramTypeUnknown", $type);
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}
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}
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protected function formatDate($date, int $part = self::TS_BOTH) {
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// Force UTC.
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$timezone = date_default_timezone_get();
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date_default_timezone_set('UTC');
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// convert input to a Unix timestamp
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// FIXME: there are more kinds of date representations
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if($date instanceof \DateTimeInterface) {
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$time = $date->getTimestamp();
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} else if(is_numeric($date)) {
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$time = (int) $date;
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} else if($date===null) {
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return null;
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} else if(is_string($date)) {
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$time = strtotime($date);
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if($time===false) return null;
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} else if (is_bool($date)) {
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return null;
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} else {
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$time = (int) $date;
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}
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// ISO 8601 with space in the middle instead of T.
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$date = date($this->dateFormat($part), $time);
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date_default_timezone_set($timezone);
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return $date;
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}
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} |