<?php
authorize();

include(SERVER_ROOT.'/classes/validate.class.php');
$Val = new VALIDATE;

$P = array();
$P = db_array($_POST);

if ($P['category'] > 0 || check_perms('site_collages_renamepersonal')) {
	$Val->SetFields('name', '1', 'string', 'The name must be between 3 and 100 characters', array('maxlength' => 100, 'minlength' => 3));
} else {
	// Get a collage name and make sure it's unique
	$name = $LoggedUser['Username']."'s personal collage";
	$P['name'] = db_string($name);
	$DB->query("
		SELECT ID
		FROM collages
		WHERE Name = '".$P['name']."'");
	$i = 2;
	while ($DB->has_results()) {
		$P['name'] = db_string("$name no. $i");
		$DB->query("
			SELECT ID
			FROM collages
			WHERE Name = '".$P['name']."'");
		$i++;
	}
}
$Val->SetFields('description', '1', 'string', 'The description must be at least 10 characters', array('maxlength' => 65535, 'minlength' => 10));

$Err = $Val->ValidateForm($_POST);

if (!$Err && $P['category'] === '0') {
	$DB->query("
		SELECT COUNT(ID)
		FROM collages
		WHERE UserID = '$LoggedUser[ID]'
			AND CategoryID = '0'
			AND Deleted = '0'");
	list($CollageCount) = $DB->next_record();
	if (($CollageCount >= $LoggedUser['Permissions']['MaxCollages']) || !check_perms('site_collages_personal')) {
		$Err = 'You may not create a personal collage.';
	} elseif (check_perms('site_collages_renamepersonal') && !stristr($P['name'], $LoggedUser['Username'])) {
		$Err = 'Your personal collage\'s title must include your username.';
	}
}

if (!$Err) {
	$DB->query("
		SELECT ID, Deleted
		FROM collages
		WHERE Name = '$P[name]'");
	if ($DB->has_results()) {
		list($ID, $Deleted) = $DB->next_record();
		if ($Deleted) {
			$Err = 'That collection already exists but needs to be recovered; please <a href="staffpm.php">contact</a> the staff team!';
		} else {
			$Err = "That collection already exists: <a href=\"/collages.php?id=$ID\">$ID</a>.";
		}
	}
}

if (!$Err) {
	if (empty($CollageCats[$P['category']])) {
		$Err = 'Please select a category';
	}
}

if ($Err) {
	$Name = $_POST['name'];
	$Category = $_POST['category'];
	$Tags = $_POST['tags'];
	$Description = $_POST['description'];
	include(SERVER_ROOT.'/sections/collages/new.php');
	die();
}

$TagList = explode(',', $_POST['tags']);
foreach ($TagList as $ID => $Tag) {
	$TagList[$ID] = Misc::sanitize_tag($Tag);
}
$TagList = implode(' ', $TagList);

$DB->query("
	INSERT INTO collages
		(Name, Description, UserID, TagList, CategoryID)
	VALUES
		('$P[name]', '$P[description]', $LoggedUser[ID], '$TagList', '$P[category]')");

$CollageID = $DB->inserted_id();
$Cache->delete_value("collage_$CollageID");
Misc::write_log("Collage $CollageID (".$_POST['name'].') was created by '.$LoggedUser['Username']);
header("Location: collages.php?id=$CollageID");
?>