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Exportall as chunked export to avoid mem-exhaust

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int2001
2025-12-05 05:52:59 +00:00
parent 28a0e1d95b
commit ab13ea1af0
2 changed files with 79 additions and 4 deletions
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42
application/models/Adif_data.php
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@@ -238,6 +238,48 @@ class adif_data extends CI_Model {
return $this->db->get();
}
function export_all_chunked($api_key = null, $from = null, $to = null, $exportLotw = false, $onlyop = null, $offset = 0, $limit = 5000) {
$this->load->model('logbooks_model');
if ($api_key != null) {
$this->load->model('api_model');
if (strpos($this->api_model->access($api_key), 'r') !== false) {
$this->api_model->update_last_used($api_key);
$user_id = $this->api_model->key_userid($api_key);
$logbooks_locations_array = $this->list_station_locations($user_id);
}
} else {
$this->load->model('stations');
$logbooks_locations_array = $this->list_station_locations($this->session->userdata('user_id'));
}
$this->db->select($this->config->item('table_name').'.*, station_profile.*, dxcc_entities.name as station_country');
$this->db->order_by("COL_TIME_ON", "ASC");
$this->db->join('station_profile', 'station_profile.station_id = '.$this->config->item('table_name').'.station_id');
if ($from) {
$this->db->where("date(".$this->config->item('table_name').".COL_TIME_ON) >= ", $from);
}
if ($to) {
$this->db->where("date(".$this->config->item('table_name').".COL_TIME_ON) <= ",$to);
}
if ($onlyop) {
$this->db->where("upper(".$this->config->item('table_name').".col_operator)",$onlyop);
}
if ($exportLotw) {
$this->db->group_start();
$this->db->where($this->config->item('table_name').".COL_LOTW_QSL_SENT != 'Y'");
$this->db->or_where($this->config->item('table_name').".COL_LOTW_QSL_SENT", NULL);
$this->db->group_end();
}
$this->db->where_in('station_profile.station_id', $logbooks_locations_array);
$this->db->join('dxcc_entities', 'station_profile.station_dxcc = dxcc_entities.adif');
// Add chunking
$this->db->limit($limit, $offset);
$query = $this->db->get($this->config->item('table_name'));
return $query;
}
}
?>