www/includes/db_recipes.php

<?php

require($_SERVER['DOCUMENT_ROOT']."/config.php");
require($_SERVER['DOCUMENT_ROOT']."/version.php");

#Connect to the database
$connect = mysqli_connect(DBASE_HOST, DBASE_USER, DBASE_PASS, DBASE_NAME);
if (! $connect) {
	die('Connect Error (' . mysqli_connect_errno() . ') ' . mysqli_connect_error());
}
mysqli_set_charset($connect, "utf8" );

$escapers = array("\\", "/", "\"", "\n", "\r", "\t", "\x08", "\x0c");
$replacements = array("\\\\", "\\/", "\\\"", "\\n", "\\r", "\\t", "\\f", "\\b");
$rescapers = array("'");
$rreplacements = array("\\'");
$disallowed = array('visibleindex','uniqueid','boundindex','uid','h_weight','m_weight');

if (isset($_POST['insert']) || isset($_POST['update'])) {
	if (isset($_POST['insert'])) {
		// INSERT COMMAND
		$sql  = "INSERT INTO `recipes` SET ";
	}
	if (isset($_POST['update'])) {
		// UPDATE COMMAND
		$sql  = "UPDATE `recipes` SET ";
	}
	// Basic settings
	if (isset($_POST['uuid'])) {
		$sql .= "uuid='" . $_POST['uuid'];
	} else {
		$uuid = str_replace("\n", "", file_get_contents('/proc/sys/kernel/random/uuid'));
		$sql .= "uuid='" . $uuid;
	}
	($_POST['locked'] == 'true') ? $sql .= "', locked='1" : $sql .= "', locked='0";
	$sql .= "', st_name='" . mysqli_real_escape_string($connect, $_POST['st_name']);
	$sql .= "', st_letter='" . mysqli_real_escape_string($connect, $_POST['st_letter']);
	$sql .= "', st_guide='" . mysqli_real_escape_string($connect, $_POST['st_guide']);
	$sql .= "', st_type='" . $_POST['st_type'];
	$sql .= "', st_category='" . mysqli_real_escape_string($connect, $_POST['st_category']);
	$sql .= "', st_category_number='" . $_POST['st_category_number'];
	$sql .= "', st_og_min='" . $_POST['st_og_min'];
	$sql .= "', st_og_max='" . $_POST['st_og_max'];
	$sql .= "', st_fg_min='" . $_POST['st_fg_min'];
	$sql .= "', st_fg_max='" . $_POST['st_fg_max'];
	$sql .= "', st_ibu_min='" . $_POST['st_ibu_min'];
	$sql .= "', st_ibu_max='" . $_POST['st_ibu_max'];
	$sql .= "', st_color_min='" . $_POST['st_color_min'];
	$sql .= "', st_color_max='" . $_POST['st_color_max'];
	$sql .= "', st_carb_min='" . $_POST['st_carb_min'];
	$sql .= "', st_carb_max='" . $_POST['st_carb_max'];
	$sql .= "', st_abv_min='" . $_POST['st_abv_min'];
	$sql .= "', st_abv_max='" . $_POST['st_abv_max'];
	$sql .= "', name='" . mysqli_real_escape_string($connect, $_POST['name']);
	$sql .= "', notes='" . mysqli_real_escape_string($connect, $_POST['notes']);
	$sql .= "', type='" . $_POST['type'];
	$sql .= "', batch_size='" . $_POST['batch_size'];
	$sql .= "', boil_size='" . $_POST['boil_size'];
	$sql .= "', boil_time='" . $_POST['boil_time'];
	$sql .= "', efficiency='" . $_POST['efficiency'];
	$sql .= "', est_og='" . $_POST['est_og'];
	$sql .= "', est_fg='" . $_POST['est_fg'];
	$sql .= "', est_abv='" . $_POST['est_abv'];
	$sql .= "', est_carb='" . $_POST['est_carb'];
	$sql .= "', est_color='" . $_POST['est_color'];
	$sql .= "', color_method='" . $_POST['color_method'];
	$sql .= "', est_ibu='" . $_POST['est_ibu'];
	$sql .= "', ibu_method='" . $_POST['ibu_method'];
	$sql .= "', sparge_temp='" . $_POST['sparge_temp'];
	$sql .= "', sparge_ph='" . $_POST['sparge_ph'];
	$sql .= "', sparge_volume='" . $_POST['sparge_volume'];
	$sql .= "', sparge_source='" . $_POST['sparge_source'];
	$sql .= "', sparge_acid_type='" . $_POST['sparge_acid_type'];
	$sql .= "', sparge_acid_perc='" . $_POST['sparge_acid_perc'];
	$sql .= "', sparge_acid_amount='" . $_POST['sparge_acid_amount'];
	$sql .= "', mash_ph='" . $_POST['mash_ph'];
	$sql .= "', mash_name='" . $_POST['mash_name'];
	($_POST['calc_acid'] == 'true') ? $sql .= "', calc_acid='1" : $sql .= "', calc_acid='0";
	if (isset($_POST['w1_name'])) {
		$sql .= "', w1_name='" . mysqli_real_escape_string($connect, $_POST['w1_name']);
		$sql .= "', w1_amount='" . $_POST['w1_amount'];
		$sql .= "', w1_calcium='" . $_POST['w1_calcium'];
		$sql .= "', w1_sulfate='" . $_POST['w1_sulfate'];
		$sql .= "', w1_chloride='" . $_POST['w1_chloride'];
		$sql .= "', w1_sodium='" . $_POST['w1_sodium'];
		$sql .= "', w1_magnesium='" . $_POST['w1_magnesium'];
		$sql .= "', w1_total_alkalinity='" . $_POST['w1_total_alkalinity'];
		$sql .= "', w1_ph='" . $_POST['w1_ph'];
		$sql .= "', w1_cost='" . $_POST['w1_cost'];
	}
	if (isset($_POST['w2_name'])) {
		$sql .= "', w2_name='" . mysqli_real_escape_string($connect, $_POST['w2_name']);
		$sql .= "', w2_amount='" . $_POST['w2_amount'];
		$sql .= "', w2_calcium='" . $_POST['w2_calcium'];
		$sql .= "', w2_sulfate='" . $_POST['w2_sulfate'];
		$sql .= "', w2_chloride='" . $_POST['w2_chloride'];
		$sql .= "', w2_sodium='" . $_POST['w2_sodium'];
		$sql .= "', w2_magnesium='" . $_POST['w2_magnesium'];
		$sql .= "', w2_total_alkalinity='" . $_POST['w2_total_alkalinity'];
		$sql .= "', w2_ph='" . $_POST['w2_ph'];
		$sql .= "', w2_cost='" . $_POST['w2_cost'];
	}
	$sql .= "', wa_acid_name='" . $_POST['wa_acid_name'];
	$sql .= "', wa_acid_perc='" . $_POST['wa_acid_perc'];
	$sql .= "', wa_base_name='" . $_POST['wa_base_name'];
	syslog(LOG_NOTICE, $sql);

	$fermentables = '[';
	$comma = FALSE;
	if (isset($_POST['fermentables'])) {
		$array = $_POST['fermentables'];
		foreach($array as $key => $item){
			/*
			 * Manual encode to json.
			 */
			if ($comma)
				$fermentables .= ',';
			$comma = TRUE;
			$fermentable  = '{"f_name":"' . str_replace($rescapers,$rreplacements,$item['f_name']);
			$fermentable .= '","f_origin":"' . str_replace($rescapers,$rreplacements,$item['f_origin']);
			$fermentable .= '","f_supplier":"' . str_replace($rescapers,$rreplacements,$item['f_supplier']);
			$fermentable .= '","f_amount":' . $item['f_amount'];
			$fermentable .= ',"f_cost":' . $item['f_cost'];
			$fermentable .= ',"f_type":' . $item['f_type'];
			$fermentable .= ',"f_yield":' . $item['f_yield'];
			$fermentable .= ',"f_color":' . $item['f_color'];
			$fermentable .= ',"f_coarse_fine_diff":' . $item['f_coarse_fine_diff'];
			$fermentable .= ',"f_moisture":' . $item['f_moisture'];
			$fermentable .= ',"f_diastatic_power":' . $item['f_diastatic_power'];
			$fermentable .= ',"f_protein":' . $item['f_protein'];
			$fermentable .= ',"f_dissolved_protein":' . $item['f_dissolved_protein'];
			$fermentable .= ',"f_max_in_batch":' . $item['f_max_in_batch'];
			$fermentable .= ',"f_graintype":' . $item['f_graintype'];
			$fermentable .= ',"f_added":' . $item['f_added'];
			$fermentable .= ',"f_recommend_mash":' . $item['f_recommend_mash'];
			$fermentable .= ',"f_add_after_boil":' . $item['f_add_after_boil'];
			$fermentable .= ',"f_adjust_to_total_100":' . $item['f_adjust_to_total_100'];
			$fermentable .= ',"f_percentage":' . $item['f_percentage'];
			$fermentable .= ',"f_di_ph":' . $item['f_di_ph'];
			$fermentable .= ',"f_acid_to_ph_57":' . $item['f_acid_to_ph_57'] . '}';
			//syslog(LOG_NOTICE, $fermentable);
			$fermentables .= $fermentable;
		}
	}
	$fermentables .= ']';
	$sql .= "', json_fermentables='" . $fermentables;

	$hops = '[';
	$comma = FALSE;
	if (isset($_POST['hops'])) {
		$array = $_POST['hops'];
		foreach($array as $key => $item){
			if ($comma)
				$hops .= ',';
			$comma = TRUE;
			$hop  = '{"h_name":"' . str_replace($rescapers,$rreplacements,$item['h_name']);
			$hop .= '","h_origin":"' . str_replace($rescapers,$rreplacements,$item['h_origin']);
			$hop .= '","h_amount":' . $item['h_amount'];
			$hop .= ',"h_cost":' . $item['h_cost'];
			$hop .= ',"h_type":' . $item['h_type'];
			$hop .= ',"h_form":' . $item['h_form'];
			$hop .= ',"h_useat":' . $item['h_useat'];
			$hop .= ',"h_time":' . $item['h_time'];
			$hop .= ',"h_alpha":' . $item['h_alpha'];
			$hop .= ',"h_beta":' . $item['h_beta'];
			$hop .= ',"h_hsi":' . $item['h_hsi'];
			$hop .= ',"h_humulene":' . $item['h_humulene'];
			$hop .= ',"h_caryophyllene":' . $item['h_caryophyllene'];
			$hop .= ',"h_cohumulone":' . $item['h_cohumulone'];
			$hop .= ',"h_myrcene":' . $item['h_myrcene'];
			$hop .= ',"h_total_oil":' . $item['h_total_oil'] . '}';
			//syslog(LOG_NOTICE, $hop);
			$hops .= $hop;
		}
	}
	$hops .= ']';
	$sql .= "', json_hops='" . $hops;

	$miscs = '[';
	$comma = FALSE;
	if (isset($_POST['miscs'])) {
		$array = $_POST['miscs'];
		foreach($array as $key => $item) {
			if ($comma)
				$miscs .= ',';
			$comma = TRUE;
			$misc  = '{"m_name":"' . str_replace($rescapers,$rreplacements,$item['m_name']);
			$misc .= '","m_amount":' . $item['m_amount'];
			$misc .= ',"m_type":' . $item['m_type'];
			$misc .= ',"m_use_use":' . $item['m_use_use'];
			$misc .= ',"m_time":' . $item['m_time'];
			$misc .= ',"m_amount_is_weight":' . $item['m_amount_is_weight'];
			$misc .= ',"m_cost":' . $item['m_cost'] . '}';
			syslog(LOG_NOTICE, $misc);
			$miscs .= $misc;
		}
	}
	$miscs .= ']';
	$sql .= "', json_miscs='" . $miscs;

	if (isset($_POST['yeasts'])) {
		$array = $_POST['yeasts'];
		foreach($array as $key => $item){
			foreach ($disallowed as $disallowed_key) {
				unset($array[$key]["$disallowed_key"]);
			}
		}
		syslog(LOG_NOTICE, "json_yeasts: ". str_replace($rescapers,$rreplacements,json_encode($array)));
		$sql .= "', json_yeasts='" . str_replace($rescapers,$rreplacements,json_encode($array));
	}

	if (isset($_POST['mashs'])) {
		$array = $_POST['mashs'];
		foreach($array as $key => $item){
			foreach ($disallowed as $disallowed_key) {
				unset($array[$key]["$disallowed_key"]);
			}
		}
		syslog(LOG_NOTICE, "json_mashs: ".str_replace($rescapers,$rreplacements,json_encode($array)));
		$sql .= "', json_mashs='" . str_replace($rescapers,$rreplacements,json_encode($array));
	}

	if (isset($_POST['insert'])) {
		$sql .= "';";
	}
	if (isset($_POST['update'])) {
		$sql .= "' WHERE record='" . $_POST['record'] . "';";
	}

	$result = mysqli_query($connect, $sql);
	if (! $result) {
		syslog(LOG_NOTICE, "db_recipes: result: ".mysqli_error($connect));
	} else {
		if (isset($_POST['update'])) {
			syslog(LOG_NOTICE, "db_recipes: updated record ".$_POST['record']);
		} else {
			$lastid = mysqli_insert_id($connect);
			syslog(LOG_NOTICE, "db_recipes: inserted record ".$lastid);
		}
	}
	echo $result;

} else if (isset($_POST['delete'])) {
	// DELETE COMMAND
	$sql = "DELETE FROM `recipes` WHERE record='".$_POST['record']."';";
	$result = mysqli_query($connect, $sql);
	if (! $result) {
		syslog(LOG_NOTICE, "db_recipes: result: ".mysqli_error($connect));
	} else {
		syslog(LOG_NOTICE, "db_recipes: deleted record ".$_POST['record']);
	}
	echo $result;

} else {
	/*
	 * Select all or a given record.
	 */
	if (isset($_GET['record'])) {
		$query = "SELECT * FROM recipes WHERE record='" . $_GET['record'] . "';";
	} else {
		$query = "SELECT * FROM recipes ORDER BY st_guide,st_letter,st_name,name";
	}
	$result = mysqli_query($connect, $query) or die("SQL Error 1: " . mysqli_error($connect));
	$recipes = '[';
	$comma = FALSE;
	while ($row = mysqli_fetch_array($result, MYSQLI_ASSOC)) {
		// Manual encode to JSON.
		if ($comma) {
			$recipes .= ',';
		}
		$comma = TRUE;
		$recipes .= '{"record":' . $row['record'];
		$recipes .= ',"uuid":"' . $row['uuid'];
		$recipes .= '","locked":' . $row['locked'];
		$recipes .=  ',"st_guide":"' . str_replace($escapers, $replacements, $row['st_guide']);
		$recipes .= '","st_letter":"' . str_replace($escapers, $replacements, $row['st_letter']);
		$recipes .= '","st_name":"'  . str_replace($escapers, $replacements, $row['st_name']);
		$recipes .= '","st_type":' . $row['st_type'];
		$recipes .= ',"st_category":"' . str_replace($escapers, $replacements, $row['st_category']);
		$recipes .= '","st_category_number":' . floatval($row['st_category_number']);
		$recipes .= ',"st_og_min":' . floatval($row['st_og_min']);
		$recipes .= ',"st_og_max":' . floatval($row['st_og_max']);
		$recipes .= ',"st_fg_min":' . floatval($row['st_fg_min']);
		$recipes .= ',"st_fg_max":' . floatval($row['st_fg_max']);
		$recipes .= ',"st_ibu_min":' . floatval($row['st_ibu_min']);
		$recipes .= ',"st_ibu_max":' . floatval($row['st_ibu_max']);
		$recipes .= ',"st_color_min":' . floatval($row['st_color_min']);
		$recipes .= ',"st_color_max":' . floatval($row['st_color_max']);
		$recipes .= ',"st_carb_min":' . floatval($row['st_carb_min']);
		$recipes .= ',"st_carb_max":' . floatval($row['st_carb_max']);
		$recipes .= ',"st_abv_min":' . floatval($row['st_abv_min']);
		$recipes .= ',"st_abv_max":' . floatval($row['st_abv_max']);
		$recipes .= ',"name":"' . str_replace($escapers, $replacements, $row['name']);
		$recipes .= '","notes":"' . str_replace($escapers, $replacements, $row['notes']);
		$recipes .= '","type":' . $row['type'];
		$recipes .= ',"batch_size":' . floatval($row['batch_size']);
		$recipes .= ',"boil_size":' . floatval($row['boil_size']);
		$recipes .= ',"boil_time":' . floatval($row['boil_time']);
		$recipes .= ',"efficiency":' . floatval($row['efficiency']);
		$recipes .= ',"est_og":' . floatval($row['est_og']);
		$recipes .= ',"est_fg":' . floatval($row['est_fg']);
		$recipes .= ',"est_abv":' . floatval($row['est_abv']);
		$recipes .= ',"est_carb":' . floatval($row['est_carb']);
		$recipes .= ',"est_color":' . floatval($row['est_color']);
		$recipes .= ',"color_method":' . $row['color_method'];
		$recipes .= ',"est_ibu":' . floatval($row['est_ibu']);
		$recipes .= ',"ibu_method":' . $row['ibu_method'];
		$recipes .= ',"sparge_temp":' . $row['sparge_temp'];
		$recipes .= ',"sparge_ph":' . $row['sparge_ph'];
		$recipes .= ',"sparge_volume":' . $row['sparge_volume'];
		$recipes .= ',"sparge_source":"' . $row['sparge_source'];
		$recipes .= '","sparge_acid_type":' . $row['sparge_acid_type'];
		$recipes .= ',"sparge_acid_perc":' . $row['sparge_acid_perc'];
		$recipes .= ',"sparge_acid_amount":' . $row['sparge_acid_amount'];
		$recipes .= ',"mash_ph":' . $row['mash_ph'];
		$recipes .= ',"mash_name":"' . $row['mash_name'];
		$recipes .= '","calc_acid":' . $row['calc_acid'];
		$recipes .= ',"w1_name":"' . str_replace($escapers, $replacements, $row['w1_name']);
		$recipes .= '","w1_amount":' . $row['w1_amount'];
		$recipes .= ',"w1_calcium":' . $row['w1_calcium'];
		$recipes .= ',"w1_sulfate":' . $row['w1_sulfate'];
		$recipes .= ',"w1_chloride":' . $row['w1_chloride'];
		$recipes .= ',"w1_sodium":' . $row['w1_sodium'];
		$recipes .= ',"w1_magnesium":' . $row['w1_magnesium'];
		$recipes .= ',"w1_total_alkalinity":' . $row['w1_total_alkalinity'];
		$recipes .= ',"w1_ph":' . $row['w1_ph'];
		$recipes .= ',"w1_cost":' . $row['w1_cost'];
		$recipes .= ',"w2_name":"' . str_replace($escapers, $replacements, $row['w2_name']);
		$recipes .= '","w2_amount":' . $row['w2_amount'];
		$recipes .= ',"w2_calcium":' . $row['w2_calcium'];
		$recipes .= ',"w2_sulfate":' . $row['w2_sulfate'];
		$recipes .= ',"w2_chloride":' . $row['w2_chloride'];
		$recipes .= ',"w2_sodium":' . $row['w2_sodium'];
		$recipes .= ',"w2_magnesium":' . $row['w2_magnesium'];
		$recipes .= ',"w2_total_alkalinity":' . $row['w2_total_alkalinity'];
		$recipes .= ',"w2_ph":' . $row['w2_ph'];
		$recipes .= ',"w2_cost":' . $row['w2_cost'];
		$recipes .= ',"wa_acid_name":' . $row['wa_acid_name'];
		$recipes .= ',"wa_acid_perc":' . $row['wa_acid_perc'];
		$recipes .= ',"wa_base_name":' . $row['wa_base_name'];
		if (isset($_GET['record'])) {
			// Append stock information.
			$fermentables = json_decode($row['json_fermentables'], true);
			for ($i = 0; $i < count($fermentables); $i++) {
				$fermentables[$i]['f_inventory'] = 0;	// Not in stock
				$fermentables[$i]['f_avail'] = 0;	// Ingredient not in db
				$sql2 = "SELECT inventory FROM inventory_fermentables ";
				$sql2 .= "WHERE name='".str_replace($rescapers, $rreplacements, $fermentables[$i]['f_name'])."' AND";
			        $sql2 .= " supplier='".str_replace($rescapers, $rreplacements, $fermentables[$i]['f_supplier'])."'";
				if ($result2 = mysqli_query($connect, $sql2)) {
					if ($obj = mysqli_fetch_object($result2)) {
						$fermentables[$i]['f_inventory'] = floatval($obj->inventory);
						$fermentables[$i]['f_avail'] = 1;
					}
					mysqli_free_result($result2);
				}
			}
			$recipes .= ',"fermentables":' . json_encode($fermentables, JSON_UNESCAPED_UNICODE);

			$hops = json_decode($row['json_hops'], true);
			for ($i = 0; $i < count($hops); $i++) {
				$hops[$i]['h_inventory'] = 0;   // Not in stock
				$hops[$i]['h_avail'] = 0;       // Ingredient not in db
				$sql2 = "SELECT inventory FROM inventory_hops ";
				$sql2 .= "WHERE name='".str_replace($rescapers, $rreplacements, $hops[$i]['h_name'])."' AND";
				$sql2 .= " origin='".str_replace($rescapers, $rreplacements, $hops[$i]['h_origin'])."' AND";
			        $sql2 .= " form='".$hops[$i]['h_form']."'";
				if ($result2 = mysqli_query($connect, $sql2)) {
					if ($obj = mysqli_fetch_object($result2)) {
						$hops[$i]['h_inventory'] = floatval($obj->inventory);
						$hops[$i]['h_avail'] = 1;
					}
					mysqli_free_result($result2);
				}
			}
	//		syslog(LOG_NOTICE, json_encode($hops, JSON_UNESCAPED_UNICODE));
			$recipes .= ',"hops":' . json_encode($hops, JSON_UNESCAPED_UNICODE);

			$miscs = json_decode($row['json_miscs'], true);
			for ($i = 0; $i < count($miscs); $i++) {
				$miscs[$i]['m_inventory'] = 0;   // Not in stock
				$miscs[$i]['m_avail'] = 0;       // Ingredient not in db
				$sql2 = "SELECT inventory FROM inventory_miscs ";
				$sql2 .= "WHERE name='".str_replace($rescapers, $rreplacements, $miscs[$i]['m_name'])."' AND";
			        $sql2 .= " type='".$miscs[$i]['m_type']."'";
				if ($result2 = mysqli_query($connect, $sql2)) {
					if ($obj = mysqli_fetch_object($result2)) {
						$miscs[$i]['m_inventory'] = floatval($obj->inventory);
						$miscs[$i]['m_avail'] = 1;
					}
					mysqli_free_result($result2);
				}
			}
	//		syslog(LOG_NOTICE, json_encode($miscs, JSON_UNESCAPED_UNICODE));
			$recipes .= ',"miscs":' . json_encode($miscs, JSON_UNESCAPED_UNICODE);

			$yeasts = json_decode($row['json_yeasts'], true);
			for ($i = 0; $i < count($yeasts); $i++) {
				$yeasts[$i]['y_inventory'] = 0;   // Not in stock
				$yeasts[$i]['y_avail'] = 0;       // Ingredient not in db
				$sql2 = "SELECT inventory FROM inventory_yeasts ";
				$sql2 .= "WHERE name='".str_replace($rescapers, $rreplacements, $yeasts[$i]['y_name'])."' AND";
			       	$sql2 .= " form='".str_replace($rescapers, $rreplacements, $yeasts[$i]['y_form'])."' AND";
				$sql2 .= " laboratory='".str_replace($rescapers, $rreplacements, $yeasts[$i]['y_laboratory'])."' AND";
			        $sql2 .= " product_id='".str_replace($rescapers, $rreplacements, $yeasts[$i]['y_product_id'])."'";
	//			syslog(LOG_NOTICE, $sql2);
				if ($result2 = mysqli_query($connect, $sql2)) {
					if ($obj = mysqli_fetch_object($result2)) {
						$yeasts[$i]['y_inventory'] = floatval($obj->inventory);
						$yeasts[$i]['y_avail'] = 1;
					}
					mysqli_free_result($result2);
				}
			}
	//		syslog(LOG_NOTICE, json_encode($yeasts, JSON_UNESCAPED_UNICODE));
			$recipes .= ',"yeasts":' . json_encode($yeasts, JSON_UNESCAPED_UNICODE);
		} else {
			// Just leave it.
			$recipes .= ',"fermentables":' . $row['json_fermentables'];
			$recipes .= ',"hops":' . $row['json_hops'];
			$recipes .= ',"miscs":' . $row['json_miscs'];
			$recipes .= ',"yeasts":' . $row['json_yeasts'];
		}
		$recipes .= ',"mashs":' . $row['json_mashs'];
		$recipes .= '}';
	}
	$recipes .= ']';
	header("Content-type: application/json");
	echo $recipes;
}
?>