nur-ture/src/cli/AbstractStorageApp.php
2025-06-05 15:38:21 +04:00

112 lines
3.2 KiB
PHP

<?php
namespace nulib\cli;
use nulib\A;
use nulib\app\cli\Application;
use nulib\db\Capacitor;
use nulib\db\CapacitorChannel;
use nulib\db\CapacitorStorage;
use nulib\ext\yaml;
use nulib\file\Stream;
use nulib\output\msg;
abstract class AbstractStorageApp extends Application {
const ACTION_RESET = 0, ACTION_QUERY = 1, ACTION_SQL = 2;
protected ?string $tableName = null;
protected ?string $channelClass = null;
protected int $action = self::ACTION_QUERY;
protected ?array $args = null;
protected static function isa_cond(string $arg, ?array &$ms=null): bool {
return preg_match('/^(.+?)\s*(=|<>|<|>|<=|>=|(?:is\s+)?null|(?:is\s+)?not\s+null)\s*(.*)$/', $arg, $ms);
}
protected function storageCtl(CapacitorStorage $storage): void {
$args = $this->args;
$channelClass = $this->channelClass;
$tableName = $this->tableName;
if ($channelClass === null && $tableName === null) {
$name = A::shift($args);
if ($name !== null) {
if (!$storage->channelExists($name, $row)) {
self::die("$name: nom de canal de données introuvable");
}
if ($row["class_name"] !== "class@anonymous") $channelClass = $row["class_name"];
else $tableName = $row["table_name"];
}
}
if ($channelClass !== null) {
$channelClass = str_replace("/", "\\", $channelClass);
$channel = new $channelClass;
} elseif ($tableName !== null) {
$channel = new class($tableName) extends CapacitorChannel {
function __construct(?string $name=null) {
parent::__construct($name);
$this->tableName = $name;
}
};
} else {
$found = false;
foreach ($storage->getChannels() as $row) {
msg::print($row["name"]);
$found = true;
}
if ($found) self::exit();
self::die("Vous devez spécifier le canal de données");
}
$capacitor = new Capacitor($storage, $channel);
switch ($this->action) {
case self::ACTION_RESET:
$capacitor->reset(true);
break;
case self::ACTION_QUERY:
if (!$args) {
# lister les id
$out = new Stream(STDOUT);
$primaryKeys = $storage->getPrimaryKeys($channel);
$rows = $storage->db()->all([
"select",
"cols" => $primaryKeys,
"from" => $channel->getTableName(),
]);
$out->fputcsv($primaryKeys);
foreach ($rows as $row) {
$rowIds = $storage->getRowIds($channel, $row);
$out->fputcsv($rowIds);
}
} else {
# afficher les lignes correspondantes
if (count($args) == 1 && !self::isa_cond($args[0])) {
$filter = $args[0];
} else {
$filter = [];
$ms = null;
foreach ($args as $arg) {
if (self::isa_cond($arg, $ms)) {
$filter[$ms[1]] = [$ms[2], $ms[3]];
} else {
$filter[$arg] = ["not null"];
}
}
}
$first = true;
$capacitor->each($filter, function ($item, $row) use (&$first) {
if ($first) $first = false;
else echo "---\n";
yaml::dump($row);
});
}
break;
case self::ACTION_SQL:
echo $capacitor->getCreateSql()."\n";
break;
}
}
}