/**
*
*/
public function generateInputsFromDescribe()
{
$result = Query::execute('DESCRIBE ' . $this->table, $this->handler);
$inputs = array();
foreach ($result as &$field) {
$name = $field['Field'];
switch ($field['Type']) {
case "date":
$input = array('tag' => 'datepicker', 'attributes');
break;
case "text":
$input = array('tag' => 'textarea');
break;
default:
$input = array('tag' => 'input', 'attributes' => array('type' => 'text'));
break;
}
$input['label'] = $name;
$inputs[$name] = $input;
}
$inputs['submit'] = array('label' => '', 'tag' => 'input', 'attributes' => array('type' => 'submit', 'value' => 'Valider', 'class' => 'button'));
return $inputs;
}
/**
* @Author Alain LEE - alee@cbi-multimedia.com
* @param string $pHandler
* @return array|resource
*/
public function explain($pHandler = "default")
{
$query = $this->get();
$result = Query::execute("EXPLAIN " . $query, $pHandler);
$useKey = true;
$useTemporary = false;
$useFileSort = false;
$tableWithNoIndex = array();
$errors = array();
if (is_array($result)) {
foreach ($result as $row) {
if (!empty($row['type']) && $row['type'] == "ALL" && $row['select_type'] != "UNION RESULT") {
$tableWithNoIndex[] = $row['table'];
$useKey = false;
}
if (!empty($row['Extra'])) {
if (stripos($row['Extra'], "Using temporary") !== false) {
$useTemporary = true;
}
if (stripos($row['Extra'], "Using filesort") !== false) {
$useFileSort = true;
}
}
}
}
if ((sizeof($result) > 1 || stripos($query, " WHERE ") !== false) && !$useKey) {
foreach ($tableWithNoIndex as $t) {
$errors[] = "La table <b>" . $t . "</b> n'utilise pas d'index";
}
}
if ($useTemporary) {
$errors[] = "Utilisation d'une table temporaire";
}
if ($useFileSort) {
$errors[] = "Un tri nécessite un deuxième passage dans les résultats et peut ralentir la requête";
}
if (!empty($errors)) {
$displayError = "La requête \"<b>" . $query . "</b>\" peut présenter des lenteurs :";
foreach ($errors as $e) {
$displayError .= "<br/>- " . $e;
}
trigger_error($displayError, E_USER_WARNING);
}
return $result;
}
private function decorateLink(&$pData)
{
$s = Query::select('*', 'sil_states')->andWhere('id_link', Query::EQUAL, $pData['id_link'])->andWhere('price_state', Query::UPPER, '0')->order('date_state', 'DESC')->limit('0', '1')->execute($this->handler);
$pData['last_state'] = $s[0];
$s = Query::execute("SELECT MIN(ROUND(price_state, 2)) as previous_price FROM sil_states WHERE id_link = '" . $pData['id_link'] . "' AND ROUND(price_state, 2) > '" . $pData['last_state']['price_state'] . "' AND price_state > 0 AND date_state BETWEEN DATE_SUB(NOW(), INTERVAL 7 DAY) AND NOW() ORDER BY date_state;", $this->handler);
$pData['previous_price'] = null;
if (!empty($s)) {
$pData['previous_price'] = round($s[0]['previous_price'], 2);
if ($pData['previous_price'] == $pData['last_state']['price_state']) {
$pData['previous_price'] = null;
}
}
}
