CAllIBlockSection::CheckFields

function CheckFields(&$arFields, $ID=false)
{
	global $DB, $APPLICATION;
	$this->LAST_ERROR = "";

	if(($ID===false || array_key_exists("NAME", $arFields)) && (string)$arFields["NAME"] === '')
		$this->LAST_ERROR .= GetMessage("IBLOCK_BAD_SECTION")."
";

	$pictureIsArray = isset($arFields["PICTURE"]) && is_array($arFields["PICTURE"]);
	if (
		$pictureIsArray
		&& array_key_exists("bucket", $arFields["PICTURE"])
		&& is_object($arFields["PICTURE"]["bucket"])
	)
	{
		//This is trusted image from xml import
	}
	elseif(
		$pictureIsArray
		&& isset($arFields["PICTURE"]["name"])
	)
	{
		$error = CFile::CheckImageFile($arFields["PICTURE"]);
		if ($error <> '')
			$this->LAST_ERROR .= $error."
";
	}

	$detailPictureIsArray = isset($arFields["DETAIL_PICTURE"]) && is_array($arFields["DETAIL_PICTURE"]);
	if(
		$detailPictureIsArray
		&& array_key_exists("bucket", $arFields["DETAIL_PICTURE"])
		&& is_object($arFields["DETAIL_PICTURE"]["bucket"])
	)
	{
		//This is trusted image from xml import
	}
	elseif(
		$detailPictureIsArray
		&& isset($arFields["DETAIL_PICTURE"]["name"])
	)
	{
		$error = CFile::CheckImageFile($arFields["DETAIL_PICTURE"]);
		if ($error <> '')
			$this->LAST_ERROR .= $error."
";
	}

	$arIBlock = false;
	$arThis = false;

	if($ID === false)
	{
		if(!array_key_exists("IBLOCK_ID", $arFields))
		{
			$this->LAST_ERROR .= GetMessage("IBLOCK_BAD_BLOCK_ID")."
";
		}
		else
		{
			$arIBlock = CIBlock::GetArrayByID($arFields["IBLOCK_ID"]);
			if(!$arIBlock)
				$this->LAST_ERROR .= GetMessage("IBLOCK_BAD_BLOCK_ID")."
";
		}
	}
	else
	{
		$rsThis = $DB->Query("SELECT ID, IBLOCK_ID, DETAIL_PICTURE, PICTURE FROM b_iblock_section WHERE ID = ".intval($ID));
		$arThis = $rsThis->Fetch();
		if(!$arThis)
		{
			$this->LAST_ERROR .= GetMessage("IBLOCK_BAD_SECTION_ID", array("#ID#" => intval($ID)))."
";
		}
		else
		{
			$arIBlock = CIBlock::GetArrayByID($arThis["IBLOCK_ID"]);
			if(!$arIBlock)
				$this->LAST_ERROR .= GetMessage("IBLOCK_BAD_BLOCK_ID")."
";
		}
	}

	$arParent = false;
	$IBLOCK_SECTION_ID = isset($arFields["IBLOCK_SECTION_ID"])? intval($arFields["IBLOCK_SECTION_ID"]): 0;

	if(($IBLOCK_SECTION_ID > 0) && ($this->LAST_ERROR == ''))
	{
		$sqlCheck = 'select ID, IBLOCK_ID from b_iblock_section where ID = ' . $IBLOCK_SECTION_ID;
		if ($ID !== false)
		{
			$sqlCheck .= ' and ID != '.(int)$ID;
		}
		$rsParent = $DB->Query($sqlCheck);
		$arParent = $rsParent->Fetch();
		if(!$arParent)
			$this->LAST_ERROR = GetMessage("IBLOCK_BAD_BLOCK_SECTION_PARENT")."
";
	}

	if($arParent && $arIBlock)
	{
		if($arParent["IBLOCK_ID"] != $arIBlock["ID"])
			$this->LAST_ERROR .= GetMessage("IBLOCK_BAD_BLOCK_SECTION_ID_PARENT")."
";
	}

	if($arParent && ($this->LAST_ERROR == ''))
	{
		$rch = $DB->Query("
			SELECT 'x'
			FROM
				b_iblock_section bsto
				,b_iblock_section bsfrom
			WHERE
				bsto.ID = ".$arParent["ID"]."
				AND bsfrom.ID = ".intval($ID)."
				AND bsto.LEFT_MARGIN >= bsfrom.LEFT_MARGIN
				AND bsto.LEFT_MARGIN <= bsfrom.RIGHT_MARGIN
		");
		if($rch->Fetch())
			$this->LAST_ERROR .= GetMessage("IBLOCK_BAD_BLOCK_SECTION_RECURSE")."
";
	}

	if($arIBlock)
	{
		if(
			array_key_exists("CODE", $arFields)
			&& mb_strlen($arFields["CODE"])
			&& is_array($arIBlock["FIELDS"]["SECTION_CODE"]["DEFAULT_VALUE"])
			&& $arIBlock["FIELDS"]["SECTION_CODE"]["DEFAULT_VALUE"]["UNIQUE"] == "Y"
		)
		{
			$res = $DB->Query("
				SELECT ID
				FROM b_iblock_section
				WHERE IBLOCK_ID = ".$arIBlock["ID"]."
				AND CODE = '".$DB->ForSQL($arFields["CODE"])."'
				AND ID <> ".intval($ID)
			);
			if($res->Fetch())
				$this->LAST_ERROR .= GetMessage("IBLOCK_DUP_SECTION_CODE")."
";
		}

		foreach($arIBlock["FIELDS"] as $FIELD_ID => $field)
		{
			if(!preg_match("/^SECTION_(.+)$/", $FIELD_ID, $match))
				continue;

			$FIELD_ID = $match[1];

			if($field["IS_REQUIRED"] === "Y")
			{
				switch($FIELD_ID)
				{
				case "NAME":
				case "DESCRIPTION_TYPE":
					//We should never check for this fields
					break;
				case "PICTURE":
					$field["NAME"] = GetMessage("IBLOCK_FIELD_PICTURE");
				case "DETAIL_PICTURE":
					if($arThis && $arThis[$FIELD_ID] > 0)
					{//There was an picture so just check that it is not deleted
						if(
							array_key_exists($FIELD_ID, $arFields)
							&& is_array($arFields[$FIELD_ID])
							&& $arFields[$FIELD_ID]["del"] === "Y"
						)
							$this->LAST_ERROR .= GetMessage("IBLOCK_BAD_SECTION_FIELD", array("#FIELD_NAME#" => $field["NAME"]))."
";
					}
					else
					{//There was NO picture so it MUST be present
						if(!array_key_exists($FIELD_ID, $arFields))
						{
							$this->LAST_ERROR .= GetMessage("IBLOCK_BAD_SECTION_FIELD", array("#FIELD_NAME#" => $field["NAME"]))."
";
						}
						elseif(is_array($arFields[$FIELD_ID]))
						{
							if(
								$arFields[$FIELD_ID]["del"] === "Y"
								|| (array_key_exists("error", $arFields[$FIELD_ID]) && $arFields[$FIELD_ID]["error"] !== 0)
								|| $arFields[$FIELD_ID]["size"] <= 0
							)
								$this->LAST_ERROR .= GetMessage("IBLOCK_BAD_SECTION_FIELD", array("#FIELD_NAME#" => $field["NAME"]))."
";
						}
						else
						{
							if(intval($arFields[$FIELD_ID]) <= 0)
								$this->LAST_ERROR .= GetMessage("IBLOCK_BAD_SECTION_FIELD", array("#FIELD_NAME#" => $field["NAME"]))."
";
						}
					}
					break;
				default:
					if($ID===false || array_key_exists($FIELD_ID, $arFields))
					{
						if(is_array($arFields[$FIELD_ID]))
							$val = implode("", $arFields[$FIELD_ID]);
						else
							$val = $arFields[$FIELD_ID];
						if($val == '')
							$this->LAST_ERROR .= GetMessage("IBLOCK_BAD_SECTION_FIELD", array("#FIELD_NAME#" => $field["NAME"]))."
";
					}
					break;
				}
			}
		}
	}

	$APPLICATION->ResetException();
	if($ID===false)
		$db_events = GetModuleEvents("iblock", "OnBeforeIBlockSectionAdd", true);
	else
	{
		$arFields["ID"] = $ID;
		$arFields["IBLOCK_ID"] = $arIBlock["ID"];
		$db_events = GetModuleEvents("iblock", "OnBeforeIBlockSectionUpdate", true);
	}

	/****************************** QUOTA ******************************/
	if(empty($this->LAST_ERROR) && (COption::GetOptionInt("main", "disk_space") > 0))
	{
		$quota = new CDiskQuota();
		if(!$quota->checkDiskQuota($arFields))
			$this->LAST_ERROR = $quota->LAST_ERROR;
	}
	/****************************** QUOTA ******************************/

	foreach ($db_events as $arEvent)
	{
		$bEventRes = ExecuteModuleEventEx($arEvent, array(&$arFields));
		if($bEventRes===false)
		{
			if($err = $APPLICATION->GetException())
				$this->LAST_ERROR .= $err->GetString()."
";
			else
			{
				$APPLICATION->ThrowException("Unknown error");
				$this->LAST_ERROR .= "Unknown error.
";
			}
			break;
		}
	}

	if($this->LAST_ERROR <> '')
		return false;

	return true;
}