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<?php
class ModelToolBackup extends Model {
public function getTables() {
$table_data = array();
$query = $this->db->query("SHOW TABLES FROM `" . DB_DATABASE . "`");
foreach ($query->rows as $result) {
if (utf8_substr($result['Tables_in_' . DB_DATABASE], 0, strlen(DB_PREFIX)) == DB_PREFIX) {
if (isset($result['Tables_in_' . DB_DATABASE])) {
$table_data[] = $result['Tables_in_' . DB_DATABASE];
}
}
}
return $table_data;
}
public function backup($tables) {
$output = '';
foreach ($tables as $table) {
if (DB_PREFIX) {
if (strpos($table, DB_PREFIX) === false) {
$status = false;
} else {
$status = true;
}
} else {
$status = true;
}
if ($status) {
$output .= 'TRUNCATE TABLE `' . $table . '`;' . "\n\n";
$query = $this->db->query("SELECT * FROM `" . $table . "`");
foreach ($query->rows as $result) {
$fields = '';
foreach (array_keys($result) as $value) {
$fields .= '`' . $value . '`, ';
}
$values = '';
foreach (array_values($result) as $value) {
$value = str_replace(array("\x00", "\x0a", "\x0d", "\x1a"), array('\0', '\n', '\r', '\Z'), $value);
$value = str_replace(array("\n", "\r", "\t"), array('\n', '\r', '\t'), $value);
$value = str_replace('\\', '\\\\', $value);
$value = str_replace('\'', '\\\'', $value);
$value = str_replace('\\\n', '\n', $value);
$value = str_replace('\\\r', '\r', $value);
$value = str_replace('\\\t', '\t', $value);
$values .= '\'' . $value . '\', ';
}
$output .= 'INSERT INTO `' . $table . '` (' . preg_replace('/, $/', '', $fields) . ') VALUES (' . preg_replace('/, $/', '', $values) . ');' . "\n";
}
$output .= "\n\n";
}
}
return $output;
}
}
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