<?php
if (! function_exists('array_has_numeric_keys')) {
	function array_has_numeric_keys(array $array) {
		return count(array_filter(array_keys($array), 'is_numeric')) === count($array);
	}
}
if (! function_exists('value')) {
    /**
     * Return the default value of the given value.
     *
     * @param  mixed  $value
     * @return mixed
     */
    function value($value)
    {
        return $value instanceof Closure ? $value() : $value;
    }
}

if (! function_exists('htmlentitiesdecode')) {
	/**
	 * Decode html entities
	 *
	 * @param Array|String $item
	 * @param String|Int $key
	 * @return void
	 */
	function htmlentitiesdecode(&$item, $key)
	{
		if(is_string($item) && ! is_numeric($item)) {
			$item = html_entity_decode($item, ENT_QUOTES);
		}
	}
}

/**
 * Raccolta delle helper function
 */
trait TedEsenderHelpersFuncions
{

	public function getBreadcrumb($breadcrumb = []) {
		
		if (! empty($this->info["modulo"]) && ! empty($this->info["codice_elemento"])) {

			global $beRoot;
			if (file_exists("{$beRoot}/{$this->info["modulo"]}/panel.php")) {

				$infoModulo = Modulo::getInfo($this->info["modulo"]);
				$breadcrumb["/{$this->info["modulo"]}/panel.php?codice={$this->info["codice_elemento"]}"] = __guue($infoModulo["titolo"]) . " - " . __guue("Pannello");
			
			}
		
		}

		return $breadcrumb;
		
	}

	/**
	 * Remove control char from html values
	 *
	 * @param Array $array
	 * @return Array
	 */
	public function fixHtmlVaues(Array $array) : Array
	{
		foreach ($array as $key => $value) {

			if(is_string($value) && $this->isHTML($value)) {

				$array[$key] = preg_replace("/[[:cntrl:]]/", '', $value);

			}

			if(is_array($value)) {

				$array[$key] = $this->fixHtmlVaues($value);

			}

		}

		return $array;

	}

	/**
	 * Make multidimensional array from array keys
	 *
	 * @param Array $keys
	 * @param Mixed $value
	 * @param Array $array
	 * @return Array
	 */
	private function makeArray($keys, $value, $array = []) : Array {

		$tmp_array = &$array;

		while(count($keys) > 0){
			$k = array_shift($keys);
			if(! is_array($tmp_array)) $tmp_array = [];
			$tmp_array = &$tmp_array[$k];
		}

		$tmp_array = $value;

		return $array;

	}

	/**
	 * Get the id
	 *
	 * @param String $name
	 * @return String
	 */
	public function getId(String $name) : String
	{
		return strtolower(str_replace(["][", "[", "]"], ["_", "", ""], $name));
	}

	/**
	 * Get key dot separated
	 *
	 * @param String $name
	 * @return String
	 */
	public function getKeyFromNameString(String $name) : String
	{
		return trim(str_replace(['][', '[', ']'], '.', str_replace("guue", "", $name)), '.');
	}


	/**
	 * Merge multidimensional array ensuring keys order
	 *
	 * @param array $array1
	 * @param array $array2
	 * @return array
	 */
	private function md_array_merge(array &$array1, array &$array2)
	{
		$merged = $array1;

		foreach ($array2 as $key => &$value) {

			if (is_array($value) && isset($merged[$key]) && @is_array($merged[$key])) {

				$merged[$key] = $this->md_array_merge($merged[$key], $value);

			} else {

				$merged[$key] = $value;

			}

		}

		return $merged;

	}

	/**
	 * Sort values based on provided keys
	 *
	 * @param Array $keys
	 * @return void
	 */
	public function sortSections()
	{
		if(! empty($this->info["codice"]) && ! empty($this->info["valori"])) {

			$data = self::get($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}");
			if(! empty($data)) {

				$sections = array_merge(["LEGAL_BASIS"], array_column($this->sections, 'name'));
				$sections = array_intersect($sections, array_keys($data));

				self::set($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}", array_replace(array_flip($sections), $data));

			}

		}

	}

	/**
	 * Calcola la dimensione del campo
	 *
	 * @param array $settings
	 * @return void
	 */
	private function estimateSize(Array $settings = [])
	{
		if(! empty($settings["name"]) && ! empty($this->sizes[end($settings["name"])])) {

			return $this->sizes[end($settings["name"])];

		} else if(! empty($settings["object"]) && strpos($settings["object"], "string_") !== false)  {

			$size = (int) substr($settings["object"], 7);
			if(filter_var($size, FILTER_VALIDATE_INT, ["options" => ["min_range" => 0, "max_range" => 100]])) { return "col-sm-4"; }
			if(filter_var($size, FILTER_VALIDATE_INT, ["options" => ["min_range" => 101, "max_range" => 200]])) { return "col-sm-4"; }
			if(filter_var($size, FILTER_VALIDATE_INT, ["options" => ["min_range" => 201, "max_range" => 300]])) { return "col-sm-6"; }
			if(filter_var($size, FILTER_VALIDATE_INT, ["options" => ["min_range" => 301, "max_range" => 400]])) { return "col-sm-8"; }
			if(filter_var($size, FILTER_VALIDATE_INT, ["options" => ["min_range" => 401, "max_range" => 500]])) { return "col-sm-10"; }

		}

		return 'col-sm-12';
	}

	/**
	 * Check if the string is a valid JSON
	 *
	 * @param [type] $string
	 * @return boolean
	 */
	private function isJson($string) {
		json_decode($string);
		return json_last_error() === JSON_ERROR_NONE;
	}

	/**
	 * Remove one or many array items from a given array using "dot" notation.
	 *
	 * @param  array  $array
	 * @param  array|string  $keys
	 * @return void
	 */
	public static function forget(&$array, $keys)
	{
		DotPath::forget($array, $keys);
	}

	/**
	 * Get an item from an array using "dot" notation.
	 *
	 * @param  \ArrayAccess|array  $array
	 * @param  string|int  $key
	 * @param  mixed   $default
	 * @param  mixed   $dictionary
	 * @return mixed
	 */
	 public static function get($array, $key, $default = null, $dictionary = false)
	 {
		return DotPath::get($array, $key, $default, $dictionary);
	}
	/**
	 * Unset an array item to a given value using "dot" notation.
	 *
	 * If no key is given to the method, the entire array will be replaced.
	 *
	 * @param  array   $array
	 * @param  string  $key
	 * @return array
	 */
	public static function unset(&$array, $key)
	{
		return DotPath::unset($array, $key);
	}
	/**
	 * Set an array item to a given value using "dot" notation.
	 *
	 * If no key is given to the method, the entire array will be replaced.
	 *
	 * @param  array   $array
	 * @param  string  $key
	 * @param  mixed   $value
	 * @return array
	 */
	public static function set(&$array, $key, $value)
	{
		return DotPath::set($array, $key, $value);
	}

	/**
	 * function xml2array
	 *
	 * This function is part of the PHP manual.
	 *
	 * The PHP manual text and comments are covered by the Creative Commons
	 * Attribution 3.0 License, copyright (c) the PHP Documentation Group
	 *
	 * @author  k dot antczak at livedata dot pl
	 * @date    2011-04-22 06:08 UTC
	 * @link    http://www.php.net/manual/en/ref.simplexml.php#103617
	 * @license http://www.php.net/license/index.php#doc-lic
	 * @license http://creativecommons.org/licenses/by/3.0/
	 * @license CC-BY-3.0 <http://spdx.org/licenses/CC-BY-3.0>
	 */
	private function xml2array($xmlObject, $out = [])
	{
		foreach ( (array) $xmlObject as $index => $node )
			$out[$index] = ( is_object ( $node ) ) ? $this->xml2array ( $node ) : $node;

		return $out;
	}

	/**
	 * Remove overrided keys before process xml
	 * @param ?Array
	 * @return Array
	 */
	private function removeOverridedKeys(?Array &$values) {
		#region [ShowToGaetano]
		# Ci sono casi come per l'F21 dove una sezione può essere vuota
		# di conseguenza l'input raggiunge la funzione come NULL
		#endregion
		if ($values === null) {
			$values = [];
			$values = &$values;
		}
		$deletebles = [
			/* OVERRIDE */	   /* OVERRIDED */
			"CA_TYPE_OTHER" => "CA_TYPE",
			"CA_ACTIVITY_OTHER" => "CA_ACTIVITY"
		];

		if (is_array($values)) {

			foreach ($values as $key => &$value) {

				if(! empty($deletebles[$key]) && ! empty($values[$deletebles[$key]]) && ! empty($value)) {

					unset($values[$deletebles[$key]]);

				}

				if (is_array($value)) {

					$value = $this->removeOverridedKeys($value);

				}

			}

		}

		return $values;

	}

	/**
	 * Verify pubblication directive and unset if necessary
	 * 
	 * @param String $key
	 * @param Array $values
	 * 
	 * @return void
	 */
	private function fixPubblicationDirective(String $key, Array &$keys, int $index, Array &$values) : void {
		if (in_array($this->form_section,["F13_2014"])) {
			$directive = self::get($this->info["valori"],"TED_ESENDERS.FORM_SECTION.{$this->form_section}.LEGAL_BASIS._attributes.VALUE");
			$publication = self::get($values[$key],"_attributes.PUBLICATION");
			if (!empty($publication) && $directive != "32014L0025") {
				unset($values[$key]["_attributes"]["PUBLICATION"]);
			}
		}
	}

	/**
	 * Fix Form array for xml conversion
	 *
	 * @param Array $values
	 * @param boolean $debug
	 * @return void
	 */
	private function fixArrayForXml(Array &$values, Bool $debug = false) : void
	{
		if(! empty($values)) {

			$keys = array_keys($values);
			if($keys !== range(0, count($values) - 1)) {

				foreach ($keys as $index => $key) {

					if (in_array($key,["CRITERIA_EVALUATION", "PARTICIPANTS", "WINNERS", "VAL_PRIZE"])) {
						$this->fixPubblicationDirective($key, $keys, $index, $values);
					}

					switch ($key) {
						case 'DRAFT_SECTIONS':
							unset($values[$key]);
							unset($keys[$index]);
							break;
						case 'FAX':
						case 'PHONE':
							if (!empty($values[$key])){
								if (strlen($values[$key]) < 14) {
									$number = substr($values[$key],strlen($values[$key]) - 10,strlen($values[$key]));
									$prefix = substr($values[$key],0,strlen($values[$key]) - strlen($number));
									$values[$key] = $prefix . " " . $number;
								} 
							}
							break;
						case 'PROCEDURE':
							if ($this->form_section == "F20_2014") {
								if (empty($values[$key]["NOTICE_NUMBER_OJ"])) {
									unset($values[$key]);
									unset($keys[$index]);
								}
							}
							break;

						#region APPLY NUTS CODES
						case 'NUTS':
							$keys[$index] = "tg-nuts:{$key}";
							if(is_string($values[$key])) {
								$values[$key] = [
									"_attributes" => [
										"CODE" => $values[$key]
									]
								];
							}
							break;
						#endregion

						#region APPLY CURRENCY VALIDATION
						case 'CURRENCY':
							$keys[$index] = "tg-curr:{$key}";
							break;
						#endregion

						case 'ORIGINAL_OTHER_MEANS':
						case 'DATE_DISPATCH_ORIGINAL':
							if(isset($values[$key]["_value"])) {
								$values[$key]["_value"] = strip_tags($values[$key]["_value"]);
								$values[$key]["_attributes"]["PUBLICATION"] = "NO";
							}
							break;

						#region PLUCK MULTIPLE CONTENTS INTO SECTION
						case 'AWARD_CONTRACT':
						case 'AC_QUALITY':
						case 'NON_COMMUNITY_ORIGIN':

							$keys[$index] = "tg:{$key}";
							if (!in_array($this->form_section,["F21_2014","F22_2014","F23_2014"])){
								if (isset($values[$key]["£"])) {
									$values[$key] = array_values($values[$key]["£"]);
									if (in_array($key,["AWARD_CONTRACT"])) {
										foreach ($values[$key] as $index => $_) {
											$values[$key][$index] = array_merge(["_attributes" => ["ITEM" => $index + 1]],$values[$key][$index]);
										}
									}
								}
							}

							if (in_array($key, ["AWARD_CONTRACT"])) {
								if (
									isset($values[$key]["RADIO_FOR_AWARD_CONTRACT"]) && $values[$key]["RADIO_FOR_AWARD_CONTRACT"] == "NO_AWARD_CONTRACT" ||
									isset($values[$key]["RADIO_FOR_FRAMEWORK_INFO"]) && "NOTICE_INVOLVES_NO_FRAMEWORK" == $values[$key]["RADIO_FOR_FRAMEWORK_INFO"]
								) {
									unset($values[$key]);
									unset($keys[$index]);
								}
							}

							#region ADAPT SUBSECTION WHEN IS CHILD OF SELF
							if (in_array($this->form_section, ["F03_2014","F06_2014","F15_2014","F21_2014","F22_2014","F23_2014","F25_2014"])) {

								if (!empty($values[$key]) && !empty($values[$key][$key]) && isset($values[$key][$key]["£"])) {

									$values[$key] = array_values($values[$key][$key]["£"]);
									unset($values[$key][$key]);

									if (in_array($key, ["AWARD_CONTRACT"])) {
										foreach ($values[$key] as $index => $_) {
											$values[$key][$index] = array_merge(["_attributes" => ["ITEM" => $index + 1]], $values[$key][$index]);
										}
									}
								}
							}

							if ($key == "AWARD_CONTRACT" && !empty($values[$key]["AWARD_CONTRACT"]) && $values[$key]["AWARD_CONTRACT"] == "__£__"){
								unset($values[$key]);
								unset($keys[$index]);
							}
							#endregion
							break;
						#endregion

						#region ADD ATTRIBUTE CODE
						case 'CPV_CODE':
							if(! empty($values[$key]["@CODE"]) && strlen($values[$key]["@CODE"]) < 8) {
								$values[$key] = [
									"_attributes" => [
										"CODE" => str_pad($values[$key]["@CODE"], 8, "0")
									]
								];
							}
							break;
						#endregion
						
						#region ADD ITEM ATTRIBUTE IF KEY
						case 'OBJECT_CONTRACT':
							$keys[$index] = "tg:{$key}";
							if (in_array($this->form_section, ["F01_2014", "F04_2014","F22_2014"])) {
								$values[$key] = array_merge([
									"_attributes" => [
										"ITEM" => 1
									]
								], $values[$key]);
							}
							#region ADAPT SUBSECTION WHEN IS CHILD OF SELF
							if (in_array($this->form_section, ["F04_2014","F21_2014","F22_2014"])) {

								if (!empty($values[$key]) && !empty($values[$key][$key]) && isset($values[$key][$key]["£"])) {

									$values[$key] = array_values($values[$key][$key]["£"]);
									unset($values[$key][$key]);

									if (in_array($key, ["OBJECT_CONTRACT"])) {
										foreach ($values[$key] as $index => $_) {
											$values[$key][$index] = array_merge(["_attributes" => ["ITEM" => $index + 1]], $values[$key][$index]);
										}
									}

								}
							}
							#endregion
							break;
						case 'WINNER':
						case 'PARTICIPANT_NAME':
						case 'AC_COST':
						case 'AC_CRITERION':
						case 'CHANGE':
						case 'CONTRACTOR':
						case 'CONTRACTORS':
						case 'ADDRESS_CONTRACTING_BODY_ADDITIONAL':
						case 'QUALIFICATION':
							$keys[$index] = "tg:{$key}";
							if (isset($values[$key]["£"])) {

								if ($key == "PARTICIPANT_NAME" || $key == "AC_CRITERION" && in_array($this->form_section,["F25_2014","F15_2014"]) ) {
									foreach ($values[$key]["£"] as $id => $content) {
										$values[$key]["£"][$id] = ["_value" => $content];
									}
								}
								$values[$key] = array_values($values[$key]["£"]);
								
							}
							break;
						case 'OBJECT_DESCR':
							$keys[$index] = "tg:{$key}";
							if(isset($values[$key]["£"]) && !isset($values[$key]["£"]["TITLE"])) { 
								$values[$key] = array_values($values[$key]["£"]); 
							} else if (isset($values[$key]["£"]) && isset($values[$key]["£"]["TITLE"])) {
								$values[$key] = $values[$key]["£"]; 
							}
							if($key == "OBJECT_DESCR" && (! in_array($this->form_section, ["F07_2014","F08_2014","F12_2014","F13_2014","F20_2014"]) ) && $values[$key] != "SUBSECTION-HERE") {
								if(isAssoc($values[$key])) {
									unset($values[$key]["TITLE"], $values[$key]["LOT_NO"]);
									$values[$key] = array_merge([
										"_attributes" => [
											"ITEM" => 1
										]
									], $values[$key]);
								} else {
									foreach ($values[$key] as $item => &$lot) {
										$lot = array_merge([
											"_attributes" => [
												"ITEM" => $item + 1
											]
										], $lot);
									}
								}
							}
							break;

						#region REMOVE KEYS
						case 'NUMBER_OF_OBJECT_CONTRACT':
						case 'NUMBER_OF_AWARD_CONTRACT':
						case 'NUMBER_OF_LOTS':
						case 'SECTION_FOR_TIME_FRAME':
							unset($values[$key]);
							unset($keys[$index]);
							break;
						#endregion

						#region REMOVE KEYS ON CONDITIONS
						case 'VAL_PRIZE':
							if (isset($values[$key]["RADIO_FOR_VAL_PRIZE"]) && $values[$key]["RADIO_FOR_VAL_PRIZE"] == "NO_VAL_PRIZE") {
								unset($values[$key]);
								unset($keys[$index]);
							}
							break;
						case 'RADIO_FOR_AWARDED_TO_GROUP':
							if (($values[$key] == "NO_AWARDED_TO_GROUP" || $values[$key] == "AWARDED_TO_GROUP") && in_array($this->form_section,["F21_2014","F22_2014", "F23_2014"])) {
								unset($values[$key]);
								unset($keys[$index]);
							}
							break;
						case 'FRAMEWORK':
							if ($values[$key] == "__£__") {
								break;
							}
							if(
								isset($values[$key]["RADIO_FOR_FRAMEWORK_INFO"]) 
								&& (in_array($values[$key]["RADIO_FOR_FRAMEWORK_INFO"], ["NOTICE_INVOLVES_NO_FRAMEWORK","NO_FRAMEWORK_INFO"]))
								|| 
								isset($values[$key]["RADIO_FOR_FRAMEWORK"]) 
								&& (in_array($values[$key]["RADIO_FOR_FRAMEWORK"], ["NO_FRAMEWORK"]))
							) {
								unset($values[$key]);
								unset($keys[$index]);
							} else if (array_keys($values[$key]) == ["JUSTIFICATION"] && empty($values[$key]["JUSTIFICATION"])) {
								unset($values[$key]);
								unset($keys[$index]);
							}
							break;
						case 'D_CONTRACT_AWARDED_DESIGN_CONTEST':
						case 'D_COMMODITY_MARKET':
							if (isset($values[$key]["supplies"])) {
								$values[$key] = $values[$key]["supplies"];
							}
							if (isset($values[$key]["services"])) {
								$values[$key] = $values[$key]["services"];
							}
							if (!isset($values[$key]["attributes"]) || $values[$key]["_attributes"]["CTYPE"] == "") {
								unset($values[$key]);
								unset($keys[$index]);
							}
							break;
						case 'OLD_VALUE':
						case 'NEW_VALUE':
							unset($values[$key]["SELECTION"]);
							if(count($values[$key]) == 0) {
								$values[$key]["NOTHING"] = "__£__";
							}
							if (!empty($values[$key]["CPV_MAIN"]["CPV_MAIN"])) {
								$values[$key]["CPV_MAIN"] = $values[$key]["CPV_MAIN"]["CPV_MAIN"];
							}
							break;
						case "D_EXTREME_URGENCY":
						case "D_ADD_DELIVERIES_ORDERED":
						case "D_REPETITION_EXISTING":
						case "D_CONTRACT_AWARDED_DESIGN_CONTEST":
						case "D_COMMODITY_MARKET":
						case "D_MANUF_FOR_RESEARCH":
							if ($values[$key] == "__£__" || (isset($values[$key]["_attributes"]) && isset($values[$key]["_attributes"]["CTYPE"]) && $values[$key]["_attributes"]["CTYPE"]) == "") {
								unset($values[$key]);
								unset($keys[$index]);
							}
							break;
						case "CE_ACTIVITY":
							if ($values[$key] == "__£__" || (isset($values[$key]["_attributes"]) && isset($values[$key]["_attributes"]["VALUE"]) && $values[$key]["_attributes"]["VALUE"]) == "") {
								unset($values[$key]);
								unset($keys[$index]);
							}
							break;
						case "VAL_BARGAIN_PURCHASE":
							if (
								empty($values[$key]["_attributes"]) ||
								empty($values[$key]["_attributes"]["CURRENCY"]) ||
								empty($values[$key]["_value"])
							) {
								unset($values[$key]);
								unset($keys[$index]);
							}
							break;
						case "VAL_PRICE_PAYMENT":
						case "VAL_REVENUE":
							if(!empty($values[$key]["RADIO_FOR_{$key}"]) && $values[$key]["RADIO_FOR_{$key}"] == "NO_{$key}") {
								unset($values[$key]);
								unset($keys[$index]);
							}
							break;
						case 'AC':
							if (!empty($values[$key]["RADIO_FOR_AC"]) && $values[$key]["RADIO_FOR_AC"] == "NO_AC") {
								unset($values[$key]);
								unset($keys[$index]);
							}
							break;
						case '_attributes':
							if (isset($values[$key]["PUBLICATION"])) {
								if ($values[$key]["PUBLICATION"] == "__£__") {
									unset($values[$key]["PUBLICATION"]);
								}
							}
							break;
						#endregion

						default:
							if(strpos($key, "RADIO_FOR_") !== false) {

								$keyignored_for_form = false;

								$form_name = (string) $this->form->attributes()["name"];

								$ignorable_keys = [
									"NO_PROCEDURE",
									"ORIGINAL_OTHER_MEANS",
									"RADIO_FOR_LIMIT_CANDIDATE",
									"RADIO_FOR_NB_LIMIT_CANDIDATE_TYPE",
									"RADIO_FOR_PARTICULAR_PROFESSION_SECTION",
									"NO_RADIO_FOR_DEPOSIT_GUARANTEE_REQUIRED",
									"LIMIT_CANDIDATE",
									"NO_LIMIT_CANDIDATE",
									"NO_INDEFINITE_DURATION",
									"D_ACCORDANCE_ARTICLE",
									"NO_RADIO_FOR_LIKELY_SUBCONTRACTED",
									"NO_DOCUMENT_URL_MAN",
									"NO_PROCUREMENT_ADDRESS",
									"PROCUREMENT_ADDRESS",
									"NO_LOT",
									"NO_OPENING_CONDITION",
									"NO_CONTRACTING_BODY_ADDITIONAL",
									"NO_DOCUMENT_URL_OPT_SECTION",
									"NO_ADDESS_PARTICIPATION",
									"NO_RADIO_FOR_TIME_FRAME",
									"NO_ADDRESS_REVIEW_BODY",
									"ADDRESS_REVIEW_BODY",
									"NO_ADDRESS_MEDIATION_BODY",
									"NO_ADDRESS_CONTRACTING_BODY",
									"NO_ADDRESS_CONTRACTING_BODY_ADDITIONAL",
									"ADDRESS_MEDIATION_BODY",
									"REVIEW_PROCEDURE",
									"NO_REVIEW_PROCEDURE",
									"NO_PT_AWARD_CONTRACT_WITH_PRIOR_PUBLICATION_SEQUENCE",
									"CONTRACTING_BODY_ADDITIONAL",
									"NB_MIN_AND_MAX_LIMIT_CANDIDATE",
									"RADIO_FOR_MAIN_FINANCING_CONDITION",
									"NO_RADIO_FOR_MAIN_FINANCING_CONDITION",
									"RADIO_FOR_DEPOSIT_GUARANTEE_REQUIRED",
									"RADIO_FOR_LEGAL_FORM",
									"NOTICE_INVOLVES_FRAMEWORK",
									"SEVERAL_OPERATORS_CHECK",
									"YES_DOCUMENT_URL_OPT_SECTION",
									"YES_ADDESS_PARTICIPATION",
									"YES_AC_PRICE",
									"NO_AC_PRICE",
									"YES_PT_AWARD_CONTRACT_WITHOUT_CALL",
									"ANNEX_D1_PART_1",
									"ANNEX_D2_PART1",
									"ANNEX_PART2",
									"NO_ORIGINAL_OTHER_MEANS",
									"NO_RADIO_FOR_D_TECHNICAL",
									"AWARDED_TENDERER_VARIANT_CHOICE",
									"NO_AWARDED_TENDERER_VARIANT_CHOICE",
									"TENDERS_EXCLUDED_CHOICE",
									"NO_TENDERS_EXCLUDED_CHOICE",
									"CHOICE_DOCUMENT_URL_MAN",
									"CHOICE_NO_DOCUMENT_URL_MAN",
									"YES_INFORMATION",
									"CHOICE_CONTRACTING_ENTITY",
									"CHOICE_CONTRACTING_AUTHORITY",
									"CHOICE_PUBLICATION_TED",
									"NB_RANGE",
									"PT_AWARD_CONTRACT_WITH_PRIOR_PUBLICATION_SEQUENCE",
									"ANNEX_D4_PART1",
									"MULTIPLE_AC_CRITERION",
									"NO_FRAMEWORK_INFO",
									"PT_NONE",
									"NO_RADIO_FOR_D_FROM_WINDING_PROVIDER",
									"NO_INFORMATION",
									"LOT_MAX_NUMBER",
									"CHOICE_PUBLICATION",
									"NO_CHOICE_PUBLICATION",
									"AC_PRICE",
									"NO_LEFTI",
									"NO_AWARD_CONTRACT",
									"NO_TIME_FRAME",
									"YES_TIME_FRAME",
									"CHOICE_TIME_FRAME",
									"CHOICE_QS",
									"CHOICE_NO",
									"CHOICE_MODIFICATION_ORIGINAL",
									"CHOICE_PUBLICATION_TED",
									"YES_FRAMEWORK",
									"NO_FRAMEWORK",
									"CHOICE_D_PROC_OPEN",
									"CHOICE_D_PROC_RESTRICTED",
									"CHOICE_NO_RADIO_FOR_D_PROC_OPEN",
									"CHOICE_EU_PROGR_RELATED",
									"NO_EU_UNION_FUNDS",
									"YES_EU_UNION_FUNDS",
									"NO_AC",
									"YES_AC",
									"T"
								];
								if (!in_array($this->form_section,["F03_2014"])) {
									$ignorable_keys = array_merge($ignorable_keys, ["PT_AWARD_CONTRACT_WITHOUT_CALL"]);
								}
								if (in_array($this->form_section,["F01_2014", "F04_2014"])) {
									$ignorable_keys = array_merge($ignorable_keys, ["NO_OPTIONS"]);
								}
								if (in_array($this->form_section,["F24_2014"])) {
									$ignorable_keys = array_merge($ignorable_keys,["NO_CONTRACT_COVERED_GPA"]);
								}
								if ( in_array($this->form_section, ["F01_2014", "F04_2014", "F07_2014", "F22_2014"])) {
									$ignorable_keys = array_merge($ignorable_keys,["NO_RENEWAL"]);
								}
								if ( in_array($this->form_section, ["F22_2014"])) {
									$ignorable_keys = array_merge($ignorable_keys,["NO_LOT_DIVISION"]);
								}
								if (
									in_array(
										$values[$key], 
										$ignorable_keys,
									)
								) {
									$keyignored_for_form = true;
								}

								if($values[$key] == "__£__" || $keyignored_for_form) {

									unset($values[$key]);
									unset($keys[$index]);
									continue 2;

								} else {

									$keys[$index] = $values[$key];
									$values[$key] = "__£__";

								}

							}

							if(strpos($key, "@") === 0) {

								$keys[$index] = "_attributes";
								$values[$key] = [
									substr($key, 1) => $values[$key]
								];
								$key = "_attributes";

							}
							if (strpos($key, "tg:") === false && ! in_array($key, ["_attributes", "_value","P"])) {

								if ($this->debug && is_array($keys[$index])) {
									dd("Array to string conversion in fixArrayForXml with at index {$key}");
								}

								$keys[$index] = "tg:{$keys[$index]}";

							}

							break;

					}

				}

				$values = array_combine($keys, $values);

			}

			foreach ($values as $key => &$value) {

				if(! empty($value["__£__"])) {

					$values[$key] = array_values($value["__£__"]);

				}

				if(is_array($value)) {

					if(! empty($value["COUNTRY"])) {

						$v = $value;
						unset($v["COUNTRY"]);
						if(count(array_filter(array_values($v))) < 2) {

							unset($values[$key]);

						}

					}

					if(! in_array($key, ["_values", "_attributes"], true)) {

						$this->fixArrayForXml($value);

					}

				} else {
					if(preg_match('/((([0-2]?)[0-9]|(3)[0-1])(\/)(((0)?[0-9])|((1)[0-2]))(\/)\d{4})(\s)(([0-1]?[0-9]|2[0-3]):[0-5][0-9])$/', $value)) {

						$value = datetime2mysql($value);

					} else if (preg_match('/(([0-2]?)[0-9]|(3)[0-1])(\/)(((0)?[0-9])|((1)[0-2]))(\/)\d{4}$/', $value)) {

						$value = date2mysql($value);

					} else if ($value == "" || $value == null) {

						unset($values[$key]);

					} else if ($value == "__£__") {

						$values[$key] = [];

					} else if (is_string($value) && $this->isHTML($value)) {

						$text = str_replace(["<p>", "</p>", "<br />"], "<br>", $value);
						$text = explode("<br>", $text);
						$text = array_filter($text);
						$text = array_map("strip_tags", $text);
						$text = array_map("html_entity_decode", $text);
						$text = implode("",$text);
						if ($key != "P") {
							$values[$key] = ["P" => $text];
						} else {
							$values[$key] = $text;
						}

					}

				}

			}

		}

	}

	/**
	 * Compare current form and check if same as given notice type
	 * @return bool
	 */
	private function isNotice(String $notice) : bool {
		return ($notice == self::get($this->info["valori"],"TED_ESENDERS.FORM_SECTION.{$this->form_section}.NOTICE._attributes.TYPE"));
	}

	/**
	 * Check if FORM value is valorized
	 * 
	 * @return bool
	 */
	private static function unvalid($value) : bool {
		if (empty($value)) {
			return true;
		}
		if (is_array($value) && (empty($value["_attributes"]) || empty($value["_attributes"]["VALUE"]))) {
			return true;
		}
		return false;
	}

	private function getNoticeRefFormat() : string {
		return "il numero di riferimento dell'avviso non rispetta il formato: 'AAAA-000000' (es. 2022-123456)";
	}

	/**
	 * Form Validation
	 *
	 * @return String|null
	 */
	public function validate() : ? Array
	{
		#region Check for MAIN CPVS
		if (empty(self::get($this->info["valori"],"TED_ESENDERS.FORM_SECTION.{$this->form_section}.OBJECT_CONTRACT.OBJECT_CONTRACT"))) {
			if (empty(self::get($this->info["valori"],"TED_ESENDERS.FORM_SECTION.{$this->form_section}.OBJECT_CONTRACT.CPV_MAIN"))) {
				return [
					"title" => __guue("Codice CPV non specificato"),
					"text" => __guue("Attenzione, è necessario specificare il codice CPV all'interno dell'Oggetto del Contratto")
				];
			}
		} else {
			foreach (self::get($this->info["valori"],"TED_ESENDERS.FORM_SECTION.{$this->form_section}.OBJECT_CONTRACT.OBJECT_CONTRACT.£") as $object_contract) {
				if (empty($object_contract["CPV_MAIN"])) {
					return [
						"title" => __guue("Codice CPV non specificato"),
						"text" => __guue("Attenzione, è necessario specificare il codice CPV all'interno dell'Oggetto del Contratto")
					];
				}
			}
		}
		#endregion

		#region Check Changes
		$changes = self::get($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.CHANGES");

		if(!empty($changes) && empty($changes["INFO_ADD"])) {
			if (!isset($changes["CHANGE"]) || isset($changes["CHANGE"]["£"]) && count($changes["CHANGE"]["£"]) < 1) {
				return [
					"title" => __guue("Nessuna modifica presente!"),
					"text" => __guue("Attezione, è necessario specificare almeno una modifica all'interno della sezione VII) Modifiche, se non sono specificate informazioni aggiuntive.")
				];
			}
		}
		#endregion

		#region Check Modification Contract
		
		$modifications = self::get($this->info["valori"],"TED_ESENDERS.FORM_SECTION.{$this->form_section}.MODIFICATIONS_CONTRACT");

		if (!empty($modifications)) {
			if (
				isset($changes) &&
				isset($changes["DESCRIPTION_PROCUREMENT"]) &&
				isset($changes["DESCRIPTION_PROCUREMENT"]["CONTRACTORS"]) && (
					!isset($changes["DESCRIPTION_PROCUREMENT"]["CONTRACTORS"]["CONTRACTOR"]) ||
					!isset($changes["DESCRIPTION_PROCUREMENT"]["CONTRACTORS"]["CONTRACTOR"]["£"]) || 
					count($changes["DESCRIPTION_PROCUREMENT"]["CONTRACTORS"]["CONTRACTOR"]["£"]) < 2
				)
			) {
				return [
					"title" => __guue("Aggiudicatari non specificati!"),
					"text" => __guue("Attezione, all'interno della sezione VII) Modifiche all'appalto/concessione, è necessario specificare almeno due aggiudicatari per indicare un raggruppamento di operatori economici valido.")
				];
			}
		}

		#endregion

		foreach([
			"TED_ESENDERS.FORM_SECTION.{$this->form_section}.CONTRACTING_BODY" => "contractingBodyValidate",
			"TED_ESENDERS.FORM_SECTION.{$this->form_section}.OBJECT_CONTRACT" => "objectContractValidate",
			"TED_ESENDERS.FORM_SECTION.{$this->form_section}.OBJECT_CONTRACT.OBJECT_DESCR" => "objectDescrValidate",
			"TED_ESENDERS.FORM_SECTION.{$this->form_section}.AWARD_CONTRACT" => "awardContractValidate",
			"TED_ESENDERS.FORM_SECTION.{$this->form_section}.MODIFICATIONS_CONTRACT" => "modificationContractValidate",
			"TED_ESENDERS.FORM_SECTION.{$this->form_section}.PROCEDURE" => "procedureValidate",
			"TED_ESENDERS.FORM_SECTION.{$this->form_section}.COMPLEMENTARY_INFO" => "complementaryInfoValidate"
		] as $key => $callable) {
			$s = self::get($this->info["valori"], $key);
			if(!empty($s)) {
				if(!empty($s["£"])) {
					foreach($s["£"] as $i => $sub) {
						if (!is_array($sub)) {
							$sub = [];
						}
						$results = $this->{$callable}($sub, $i);
						if (!empty($results)) {
							return $results;
						}
					}
				} else {
					if (!is_array($s)) {
						$s = [];
					}
					$results = $this->{$callable}($s);
				}
				if (!empty($results)) {
					return $results;
				}
			}
		}
		return null;
	}

	#region [Validate Sections Functions]

	private function procedureValidate(Array $section, int $index = null) : ?Array {
		if (isset($procedure["NOTICE_NUMBER_OJ"]) && !empty($procedure["NOTICE_NUMBER_OJ"])) {
			$matches = [];
			preg_match('/(19|20)\d{2}\/S \d{3}-\d{6}/s',$procedure["NOTICE_NUMBER_OJ"],$matches);
			if (count($matches) !== 2) {
				return [
					"title" => __guue("Numero dell'avviso"),
					"text" => __guue("Attenzione, il numero dell'avviso non rispetta il formato: 'AAAA/S 000-000000' (es. 2022)")
				];
			}
		}

		if (!empty($section["OPENING_CONDITION"])) {
			if (!empty($section["OPENING_CONDITION"]["INFO_ADD"])) {
				if (strlen($section["OPENING_CONDITION"]["INFO_ADD"]) > 1000) {
					return [
						"title" => __guue("Procedura"),
						"text" => __guue("Attenzione, il contenuto della sezione \"Informazioni Aggiuntive\" eccede la quantità massima di caratteri consentiti (1000)")
					];
				}
			}
			if (!empty($section["OPENING_CONDITION"]["PLACE"])) {
				if (strlen($section["OPENING_CONDITION"]["PLACE"]) > 400) {
					return [
						"title" => __guue("Procedura"),
						"text" => __guue("Attenzione, il contenuto della sezione \"Luogo\" eccede la quantità massima di caratteri consentiti (400)")
					];
				}
			}
		}
		
		//PROCEDURE_SPECIFIC CHECKS
		if($this->form_section == "F01_2014") {
			if($this->isNotice("PRI_CALL_COMPETITION")) {
				if(self::unvalid($section["DATE_AWARD_SCHEDULED"])) {
					return [
						"title" => __guue("Avviso di indizione di gara"),
						"text" => __guue("Attenzione, per gli avvisi di indizione di gara è necessario specificare la data prevista per l'avvio della procedura, all'interno della sezione IV) Procedura.")
					];
				}
			}
		}
		return null;
	}

	private function complementaryInfoValidate(Array $section, int $index = null) : ?Array {
		#region Check Complementary Info Contents
		foreach(["ADDRESS_REVIEW_BODY","ADDRESS_MEDIATION_BODY", "ADDRESS_REVIEW_INFO"] as $address) {
			if (isset($section[$address])) {
				$contact = $section[$address];
				foreach (["OFFICIALNAME", "TOWN", "COUNTRY"] as $check) {
					if (self::unvalid($contact[$check])) {
						return [
							"title" => $this->translate($check . "_UNSPECIFIED"),
							"text" => "{$this->translate('COMPLEMENTARY_INFO_SECTION')} {$this->translate($check . '_UNSPECIFIED_WARNING')} {$this->translate($address . '_WARNING')}"
						];
					}
				}
			}

			if (
				isset($section["NO_DOC_EXT"]) &&
				isset($section["NO_DOC_EXT"]["_value"])
			) {
				$matches = [];
				
				$content = $section["NO_DOC_EXT"]["_value"];
				preg_match('/(20)\d{2}-\d{6}/s', $content, $matches);
				if (count($matches) !== 2) {
					return [
						"title" => __guue("Numero di riferimento dell'avviso"),
						"text" => __guue("Attezione, all'interno della sezione informazioni complementari, {$this->getNoticeRefFormat()}")
					];
				}
			}
		}
		
		if(in_array($this->form_section,["F01_2014"])) {
			foreach (["EORDERING","EINVOICING","EPAYMENT"] as $key) {
				if($this->isNotice("PRI_CALL_COMPETITION")) {
					if(!isset($section[$key])) {
						return [
							"title" => __guue("Informazioni relative ai flussi di lavoro elettronici"),
							"text" => __guue(
								"Attezione, all'interno della sezione informazioni complementari, per gli avvisi di indizione di gara è necessario selezionare i seguenti campi: {$this->translate("EORDERING")}, {$this->translate("EINVOICING")}, {$this->translate("EPAYMENT")}"
							)
						];
					}
				}
			}
		}
		return null;
		#endregion
	}

	private function modificationContractValidate(Array $section, int $index = null) : ?Array {
		if (
			!empty(self::get($section,"DESCRIPTION_PROCUREMENT.CONTRACTORS.CONTRACTOR.£")) &&
			count(self::get($section,"DESCRIPTION_PROCUREMENT.CONTRACTORS.CONTRACTOR.£")) < 2
		) {
			return [
				"title" => __guue("Aggiudicatari non specificati!"),
				"text" => __guue("Attezione, all'interno della sezione VII) Modifiche all'appalto/concessione, è necessario specificare almeno due aggiudicatari.")
			];				
		}
		return null;
	}

	private function awardContractValidate(Array $section, int $index = null) : ?Array {
		if (
			isset($section["AWARDED_CONTRACT"]) &&
			isset($section["AWARDED_CONTRACT"]["CONTRACTORS"]) &&
			isset($section["AWARDED_CONTRACT"]["CONTRACTORS"]["CONTRACTOR"]) && 
			isset($section["AWARDED_CONTRACT"]["CONTRACTORS"]["CONTRACTOR"]["£"]) && 
			(count($section["AWARDED_CONTRACT"]["CONTRACTORS"]["CONTRACTOR"]["£"]) < 2)
		) {
			return [
				"title" => __guue("Aggiudicatari non specificati!"),
				"text" => __guue("Attezione, all'interno della sezione V) Aggiudicazione di appalto, è necessario specificare almeno due aggiudicatari per indicare un raggruppamento di operatori economici valido.")
			];
		}

		if (
			isset($section["AWARD_CONTRACT"]) &&
			isset($section["AWARD_CONTRACT"]["£"]) &&
			count($section["AWARD_CONTRACT"]["£"]) > 0
		) {
			foreach ($section["AWARD_CONTRACT"]["£"] as $i => $a) {

				if(self::get($a,"AWARDED_CONTRACT.CONTRACTORS.CONTRACTOR.£") != null) {
					$contracts = self::get($a,"AWARDED_CONTRACT.CONTRACTORS.CONTRACTOR.£");
					foreach ($contracts as $_ => $contract) {
						$c = $contract["ADDRESS_CONTRACTOR"];
						foreach (["OFFICIALNAME", "TOWN", "COUNTRY","NUTS"] as $check) {
							if (self::unvalid($c[$check])) {
								return [
									"title" => $this->translate($check . "_UNSPECIFIED"),
									"text" => "{$this->translate('AWARD_CONTRACT_SECTION')} n.{$i} {$this->translate($check . '_UNSPECIFIED_WARNING')}"
								];
							}
						}
					}
				}

				if (
					isset($a["NO_AWARDED_CONTRACT"]) &&
					isset($a["NO_AWARDED_CONTRACT"]["PROCUREMENT_DISCONTINUED"]) &&
					isset($a["NO_AWARDED_CONTRACT"]["PROCUREMENT_DISCONTINUED"]["NO_DOC_EXT"]) &&
					isset($a["NO_AWARDED_CONTRACT"]["PROCUREMENT_DISCONTINUED"]["NO_DOC_EXT"]["_value"])
				) {
					$matches = [];
					$content = $a["NO_AWARDED_CONTRACT"]["PROCUREMENT_DISCONTINUED"]["NO_DOC_EXT"]["_value"];
					preg_match('/(20)\d{2}-\d{6}/s', $content, $matches);
					if (count($matches) !== 2) {
						return [
							"title" => __guue("Numero di riferimento dell'avviso"),
							"text" => __guue("Attezione, all'interno dell'aggiudicazione d'appalto n. {$i}, {$this->getNoticeRefFormat()}")
						];
					}
				}
				if ( #se esiste la sezione
					!empty(self::get($a,"AWARDED_CONTRACT.CONTRACTORS")) 
					&&
					( #ed è selezionata l'aggiudicazione di gruppo
						(!empty(self::get($a,"AWARDED_CONTRACT.CONTRACTORS.RADIO_FOR_AWARDED_TO_GROUP")) && self::get($a,"AWARDED_CONTRACT.CONTRACTORS.RADIO_FOR_AWARDED_TO_GROUP") != "NO_AWARDED_TO_GROUP") ||
						(!empty(self::get($a,"AWARDED_CONTRACT.CONTRACTORS.RADIO_FOR_AWARDED_TO_SECTION")) && self::get($a,"AWARDED_CONTRACT.CONTRACTORS.RADIO_FOR_AWARDED_TO_SECTION") != "NO_AWARDED_TO_GROUP")
					)
					&&
					( #ma gli aggiudicatari non sono presenti, o è singolo...
						empty(self::get($a,"AWARDED_CONTRACT.CONTRACTORS.CONTRACTOR.£")) ||
						count(self::get($a,"AWARDED_CONTRACT.CONTRACTORS.CONTRACTOR.£") ?? []) <= 1
					)
				) {
					return [
						"title" => __guue("Aggiudicatari non specificati!"),
						"text" => __guue("Attezione, all'interno dell'aggiudicazione d'appalto n. {$i}, è necessario specificare almeno due aggiudicatari per indicare un raggruppamento di operatori economici valido.")
					];
				}

				if (
					isset($a["AWARDED_CONTRACT"]) &&
					isset($a["AWARDED_CONTRACT"]["CONTRACTORS"]) &&
					count($a["AWARDED_CONTRACT"]["CONTRACTORS"]["£"] ?? []) > 0
				) {
					foreach ($a["AWARDED_CONTRACT"]["CONTRACTORS"]["£"] as $c) {
						$contact = $c["CONTRACTOR"]["ADDRESS_CONTRACTOR"];
						foreach (["OFFICIALNAME", "TOWN", "COUNTRY","NUTS"] as $check) {
							if (self::unvalid($contact[$check])) {
								return [
									"title" => $this->translate($check . "_UNSPECIFIED"),
									"text" => "{$this->translate('AWARD_CONTRACT_SECTION')} n.{$i} {$this->translate($check . '_UNSPECIFIED_WARNING')}"
								];
							}
						}
					}
				}

				if (self::get($a,"AWARDED_CONTRACT.PCT_SUBCONTRACTING") !== null) {
					$v = (int) self::get($a,"AWARDED_CONTRACT.PCT_SUBCONTRACTING");
					if ($v > 100 || $v < 0) {
						return [
							"title" => __guue("Percentuale Errata!"),
							"text" => __guue("Attezione, all'interno dell'aggiudicazione d'appalto n. {$i}, è necessario specificare una percentuale compresa tra 0 e 100.")
						];
					}
				}

				if (in_array($this->form_section,["F06_2014"])) {
					if (!empty(self::get($a,"AWARDED_CONTRACT.COUNTRY_ORIGIN"))) {
						if(empty(self::get($a,"AWARDED_CONTRACT.COUNTRY_ORIGIN.COMMUNITY_ORIGIN"))) {
							if(
								empty(self::get($a, "AWARDED_CONTRACT.COUNTRY_ORIGIN.NON_COMMUNITY_ORIGIN")) ||
								empty(self::get($a, "AWARDED_CONTRACT.COUNTRY_ORIGIN.NON_COMMUNITY_ORIGIN.£")) ||
								count(self::get($a, "AWARDED_CONTRACT.COUNTRY_ORIGIN.NON_COMMUNITY_ORIGIN.£")) < 1
							) {
								return [
									"title" => __guue("Paese di origine del prodotto o del servizione non specificata!"),
									"text" =>  __guue("Attenzione, all'interno dell'aggiudicazione d'appalto n. {$i}, è necessario specificare almeno un paese di origine in caso di origine non comunitaria.")
								];
							}
						}
					}
				}
			}
		} else if (in_array($this->form_section,["F03_2014","F25_2014"])) {
			return [
				"title" => __guue('Aggiudicazioni di appalto non presenti!'),
				"text" => __guue('Attenzione, è necessario inserire almeno un aggiudicazione d\'appalto')
			];
		}

		return null;
	}

	private function contractingBodyValidate(Array $section, int $index = null) : ?Array {
		if(empty($section["ADDRESS_CONTRACTING_BODY_ADDITIONAL"]) && isset($section["JOINT_PROCUREMENT_INVOLVED"])) {
			if (!in_array($this->form_section,["F14_2014"])) {
				return [
					"title" => __guue("Appalto Congiunto"),
					"text" => __guue("Attenzione, in caso di appalti congiunti è necessario inserire almeno un'altra amministrazione appaltante nella Sezione I) Amministrazione aggiudicatrice")
				];
			}
		}

		#region ADDRESSES CHECK
		foreach (["ADDRESS_CONTRACTING_BODY", "ADDRESS_PARTICIPATION", "ADDRESS_FURTHER_INFO"] as $address) {
			if (isset($section[$address])) {
				$contact = $section[$address];
				foreach (["OFFICIALNAME", "TOWN", "COUNTRY", "E_MAIL", "NUTS", "URL_GENERAL"] as $check) {
					if (self::unvalid($contact[$check])) {
						return [
							"title" => $this->translate($check."_UNSPECIFIED"),
							"text" => "{$this->translate('CONTRACTING_BODY_SECTION')} {$this->translate($check . '_UNSPECIFIED_WARNING')}. {$this->translate($address . '_WARNING')}"
						];
					}
				}
			}
		}
		#endregion

		#region ADDRESS_CONTRACTING_BODY_ADDITIONAL
		if (
			isset($section["ADDRESS_CONTRACTING_BODY_ADDITIONAL"]) && 
			isset($section["ADDRESS_CONTRACTING_BODY_ADDITIONAL"]["£"]) &&
			count($section["ADDRESS_CONTRACTING_BODY_ADDITIONAL"]["£"]) > 0
		) {
			$i = 0;
			foreach ($section["ADDRESS_CONTRACTING_BODY_ADDITIONAL"]["£"] as $_ => $contracting) {
				$i++;
				foreach (["OFFICIALNAME", "TOWN", "COUNTRY", "E_MAIL", "NUTS", "URL_GENERAL"] as $check) {
					if (self::unvalid($contracting[$check])) {
						return [
							"title" => $this->translate($check . "_UNSPECIFIED"),
							"text" => "{$this->translate('CONTRACTING_BODY_SECTION')} {$this->translate($check . '_UNSPECIFIED_WARNING')}. {$this->translate('ADDRESS_CONTRACTING_BODY_ADDITIONAL_WARNING')} .n {$i}"
						];
					}
				}
				if (in_array($this->form_section,["F08_2014"])) {
					foreach (["URL_BUYER"] as $check) {
						if (self::unvalid($contracting[$check])) {
							return [
								"title" => $this->translate($check . "_UNSPECIFIED"),
								"text" => "{$this->translate('CONTRACTING_BODY_SECTION')} {$this->translate($check . '_UNSPECIFIED_WARNING')}. {$this->translate('ADDRESS_CONTRACTING_BODY_ADDITIONAL_WARNING')} .n {$i}"
							];
						}
					}
				}
			}
		}
		#endregion

		#region CE_ACTIVITY 
		if(!empty($section["CE_ACTIVITY_OTHER"]) && !empty($section["CE_ACTIVITY"]["_attributes"]["VALUE"])) {
			return [
				"title" => __guue("Errore di compilazione, Principali settori di attività"),
				"text" => __guue("Attenzione, Principali settori di attività e Altre Attività non possono essere valorizate insieme.")
			];
		}
		#endregion
		
		#region CA_TYPE 
		if(!empty($section["CA_TYPE_OTHER"]) && !empty($section["CA_TYPE"]["_attributes"]["VALUE"])) {
			return [
				"title" => __guue("Errore di compilazione, Tipo di amministrazione aggiudicatrice"),
				"text" => __guue("Attenzione, Tipo di amministrazione aggiudicatrice e Altro Tipo non possono essere valorizate insieme.")
			];
		}
		#endregion
		return null;
	}

	private function objectContractValidate(Array $section, int $index = null) : ?Array {
		if (self::get($section,"OBJECT_DESCR") == "SUBSECTION-HERE") {
			return [
				"title" => __guue("Errore compilazione lotti"),
				"text" => __guue("Attenzione, la compilazione dei lotti non è valida, Sezione II) Oggetto del contratto.")
			];
		}
		if (!empty(self::get($section, "OBJECT_CONTRACT.£"))) {
			foreach (self::get($section, "OBJECT_CONTRACT.£") as  $index => $object_contract) {
				$r = $this->objectDescrValidate($object_contract["OBJECT_DESCR"]);
				if (!empty($r)) {
					return $r;
				}
			}
		}
		if (!empty($section["LOT_DIVISION"]["LOT_MAX_NUMBER"])) {
			$lot_max_n = (int) $section["LOT_DIVISION"]["LOT_MAX_NUMBER"];
			$total_lots = count($section["OBJECT_DESCR"]["£"] ?? []);
			if ($total_lots <= $lot_max_n) {
				return [
					"title" => __guue("Numero lotti aggiudicabili da singolo operatore errato!"),
					"text" => __guue("Attenzione il numero di lotti aggiudicabili da un singolo operatore non può essere maggiore o pari al numero totale dei lotti, Sezione II) Oggetto del contratto.")
				];
			}
		}
		if (!empty($section["LOT_DIVISION"]["LOT_MAX_ONE_TENDERER"])) {
			$lot_max_n = (int) $section["LOT_DIVISION"]["LOT_MAX_ONE_TENDERER"];
			$total_lots = count($section["OBJECT_DESCR"]["£"] ?? []);
			if ($total_lots <= $lot_max_n) {
				return [
					"title" => __guue("Numero massimo di lotti che possono essere aggiudicati ad un singolo offerente errato!"),
					"text" => __guue("Attenzione il numero di lotti aggiudicabili da un singolo operatore non può essere maggiore o pari al numero totale dei lotti , Sezione II) Oggetto del contratto.")
				];
			}
		}

		if($this->form_section == "F01_2014") {
			if ($this->isNotice("PRI_CALL_COMPETITION")) {
				if(self::unvalid($section["DATE_PUBLICATION_NOTICE"])) {
					return [
						"title" => __guue("Avviso di indizione di gara"),
						"text" => __guue("Attenzione, per gli avvisi di indizione di gara è necessario specificare la data prevista per l'avvio della procedura, all'interno della sezione II) Oggetto del contratto.")
					];
				}
			}
		}
		if(in_array($this->form_section,["F02_2014","F05_2014"])) {
			if (isset($section["LOT_DIVISION"])) {
				#se il contratto è diviso in lotti verifica che sia presente una delle chiavi tra LOT_ALL|LOT_MAX_NUMBER|LOT_ONE_ONLY
				if(!empty($section["LOT_DIVISION"]["NUMBER_OF_LOTS"]) && (int) $section["LOT_DIVISION"]["NUMBER_OF_LOTS"] > 0) {
					$s = $section["LOT_DIVISION"];
					if(!isset($s["RADIO_FOR_LOT_PARTICIPATION"]) || empty($s["RADIO_FOR_LOT_PARTICIPATION"])) {
						return [
							"title" => __guue("Tipologia di divisione del contratto"),
							"text" => __guue("Attenzione, all'interno della sezione II) Oggetto del Contratto è necessario scegliere la tipologia di aggiudicazione")
						];
					}
				}
			}
		}

		return null;
	}

	private function objectDescrValidate(Array $section, int $index = null) : ?Array {
		if(in_array($this->form_section,["F02_2014","F03_2014","F05_2014","F06_2014","F15_2014","F24_2014","F25_2014"])) {
			if(in_array($this->form_section, ["F15_2014"])) {
				if(!empty($section["DIRECTIVE_2014_23_EU"])) {
					$section = $section["DIRECTIVE_2014_23_EU"];
				}
				if(!empty($section["DIRECTIVE_2014_24_EU"])) {
					$section = $section["DIRECTIVE_2014_24_EU"];
				}
				if(!empty($section["DIRECTIVE_2014_25_EU"])) {
					$section = $section["DIRECTIVE_2014_25_EU"];
				}
				if(!empty($section["DIRECTIVE_2009_81_EC"])) {
					$section = $section["DIRECTIVE_2009_81_EC"];
				}
			}
			if(empty($section["AC"])) {
				$s = "";
				if (!empty($index)) $s = __guue("(Lotto {$index})");
				return [
					"title" => __guue("Criteri di valutazione non specificati!"),
					"text" => __guue("Attenzione è necessario specificare i criteri di valutazione! Sezione II) Oggetto del contratto. {$s}")
				];
			}
		}
		if (!empty($section["AC"])) {
			if (empty($section["AC"]["RADIO_FOR_AC"]) || $section["AC"]["RADIO_FOR_AC"]  == "YES_AC") {
				if (empty($section["AC"]["RADIO_FOR_AWARD_CRITERIA_DOC"]) || $section["AC"]["RADIO_FOR_AWARD_CRITERIA_DOC"] != "AC_PROCUREMENT_DOC") {

				if (in_array($this->form_section,["F04_2014"])) {
					if (
						empty(self::get($section,"AC.AC_QUALITY.£")) &&
						empty(self::get($section,"AC.AC_COST.£")) && 
						empty(self::get($section,"AC.AC_PRICE"))
					) {
						if (!empty($index)) {
							$index = "n.{$index}";
						}
						return [
							"title" => __guue("Criteri di aggiudicazione non specificati"),
							"text" => __guue("Attenzione, all'interno della sezione II) Oggetto del contratto {$index} non è specificato alcun criterio di qualità, o criterio sull'offerta economica"),
						];
					}
					
				}

				if (empty($section["AC"]["AC_PRICE"]) && empty($section["AC"]["AC_COST"]["£"]) && (!in_array($this->form_section,["F15_2014","F24_2014","F25_2014"]))) {
					return [
						"title" => __guue("Aggiudicazione per Costo o Prezzo non specificati!"),
						"text" => __guue("Attenzione è necessario specificare una tipologia di aggiudicazione all'interno dei criteri di qualità.")
					];
				}

				if (
					!empty($section["AC"]["AC_PRICE"]) && 
					!empty($section["AC"]["AC_PRICE"]["AC_WEIGHTING"]) && 
					(int) $section["AC"]["AC_PRICE"]["AC_WEIGHTING"] > 100
				) {
					return [
						"title" => __guue("Definizione Peso Errata!"),
						"text" => __guue("Attenzione il Peso non può superare il 100%.")
					];
					}
				}
			}
		}
		if($this->form_section == "F01_2014") {
			if($this->isNotice("PRI_CALL_COMPETITION")) {
				$s = "";
				if (!empty($index)) $s = __guue("(Lotto {$index})");
				
				foreach ([
					"AC" => [
						"title" => __guue("Criteri di valutazione"),
						"text" => __guue("Attenzione, nel caso di indizione di gara è necessario specificare i criteri di valutazione! Sezione II) Oggetto del contratto. {$s}")
					],
					"VAL_OBJECT" => [
						"title" => __guue("Valore del contratto"),
						"text" => __guue("Attenzione, nel caso di indizione di gara è necessario specificare il valore del contratto! Sezione II) Oggetto del contratto. {$s}")
					],
					"DURATION|DATE_START|DATE_END" => [
						"title" => __guue("Durata"),
						"text" => __guue("Attenzione, nel caso di indizione di gara è necessario specificare la durata dell'appalto o dell'accordo quadro! Sezione II) Oggetto del contratto. {$s}"),
						"rule" => "or"
					],
					"ACCEPTED_VARIANTS" => [
						"title" => __guue("Informazioni sulle varianti"),
						"text" => __guue("Attenzione, nel caso di indizione di gara le varianti sono obbligatorie! Sezione II) Oggetto del contratto. {$s}")
					],
					"RADIO_FOR_OPTIONS" => [
						"title" => __guue("Informazioni relative alle opzioni"),
						"text" => __guue("Attenzione, nel caso di indizione di gara le opzioni sono obbligatorie! Sezione II) Oggetto del contratto. {$s}")
					],
					"EU_PROGR_RELATED" => [
						"title" => __guue("L'appalto è finanziato dai fondi dell'UE"),
						"text" => __guue("Attenzione, nel caso di indizione di gara il contratto deve essere connesso ad un progetto/programma finanziato da fondi dell'UE! Sezione II) Oggetto del contratto. {$s}")
					]
				] as $key => $data) {
					if(!empty($data["rule"]) && $data["rule"] == "or") {
						$found = false;
						foreach(explode("|",$key) as $k) {
							if(!empty($section[$k])) {
								$found = true;
							}
						}
						if (!$found) {
							return $data;
						}
					} else if (empty($section[$key])) {
						return $data;
					}
				}
			}
		}
		return null;
	}
	#endregion

	public function fixValuesBeforeSend()
	{
		global $pdo;

		$complementary_info = self::get($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.COMPLEMENTARY_INFO");
		if(! empty($complementary_info["DATE_DISPATCH_NOTICE"])) {
			self::set($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.COMPLEMENTARY_INFO.DATE_DISPATCH_NOTICE", date('d/m/Y', time()));
		}

		//** STORE DATA  */
		$pdo->go("UPDATE b_guue SET valori = :valori WHERE codice = :codice", [":codice" => $this->info["codice"], ":valori" => json_encode($this->info["valori"])]);

		//** Check F01_2014 Notice PRI_ONLY */
		if($this->form_section == "F01_2014" && self::get($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.NOTICE._attributes.TYPE") == "PRI_ONLY") {

			$contracting_body = self::get($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.CONTRACTING_BODY");
			unset($contracting_body["URL_PARTICIPATION"], $contracting_body["RADIO_FOR_ADDRESS_SEND_TENDERS_REQUEST"]);
			self::set($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.CONTRACTING_BODY", $contracting_body);

			$object_descr = self::get($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.OBJECT_CONTRACT.OBJECT_DESCR.£");
			if(! empty($object_descr) && is_array($object_descr)) {
				foreach ($object_descr as $i => &$l) {
					unset($l["AC"], $l["DURATION"], $l["DATE_START"], $l["DATE_END"], $l["ACCEPTED_VARIANTS"], $l["RADIO_FOR_OPTIONS"], $l["OPTIONS_DESCR"], $l["EU_PROGR_RELATED"], $l["RADIO_FOR_EU_UNION_FOUNDS"]);
				}
				self::set($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.OBJECT_CONTRACT.OBJECT_DESCR.£", $object_descr);
			} else {
				$object_descr = self::get($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.OBJECT_CONTRACT.OBJECT_DESCR");
				if(! empty($object_descr) && is_array($object_descr)) {
					unset($object_descr["AC"], $object_descr["DURATION"], $object_descr["DATE_START"], $object_descr["DATE_END"], $object_descr["ACCEPTED_VARIANTS"], $object_descr["RADIO_FOR_OPTIONS"], $object_descr["OPTIONS_DESCR"], $object_descr["EU_PROGR_RELATED"], $object_descr["RADIO_FOR_EU_UNION_FOUNDS"]);
				}
				self::set($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.OBJECT_CONTRACT.OBJECT_DESCR", $object_descr);
			}

			$procedure = self::get($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.PROCEDURE");
			unset($procedure["RADIO_FOR_PT_RESTRICTED"], $procedure["DATE_RECEIPT_TENDERS"], $procedure["TIME_RECEIPT_TENDERS"], $procedure["DATE_AWARD_SCHEDULED"], $procedure["LANGUAGES"]);
			self::set($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.PROCEDURE", $procedure);

			$form = self::get($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}");
			unset($form["LEFTI"]);
			self::set($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}", $form);
		}

		//** Check F01_2014 Notice PRI_CALL_COMPETITION */
		if($this->form_section == "F01_2014" && self::get($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.NOTICE._attributes.TYPE") == "PRI_CALL_COMPETITION") {

			$object_contract = self::get($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.OBJECT_CONTRACT");
			unset($object_contract["DATE_PUBLICATION_NOTICE"]);
			self::set($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.OBJECT_CONTRACT", $object_contract);

			$object_descr = self::get($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.OBJECT_CONTRACT.OBJECT_DESCR.£");
			if(! empty($object_descr) && is_array($object_descr)) {
				foreach ($object_descr as $i => &$l) {
					unset($l["DATE_PUBLICATION_NOTICE"]);
				}
			}
			$object_descr = self::get($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.OBJECT_CONTRACT.OBJECT_DESCR.£");
			if(! empty($object_descr) && is_array($object_descr)) {
				foreach ($object_descr as $i => &$l) {
					unset($l["DATE_PUBLICATION_NOTICE"]);
				}
				self::set($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.OBJECT_CONTRACT.OBJECT_DESCR.£", $object_descr);
			} else {
				$object_descr = self::get($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.OBJECT_CONTRACT.OBJECT_DESCR");
				if(! empty($object_descr) && is_array($object_descr)) {
					unset($object_descr["DATE_PUBLICATION_NOTICE"]);
				}
				self::set($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.OBJECT_CONTRACT.OBJECT_DESCR", $object_descr);
			}

			$procedure = self::get($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.PROCEDURE");
			unset($procedure["DATE_AWARD_SCHEDULED"], );
			self::set($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.PROCEDURE", $procedure);

		}

		//** Check F01_2014 Notice PRI_REDUCING_TIME_LIMITS */
		if($this->form_section == "F01_2014" && self::get($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.NOTICE._attributes.TYPE") == "PRI_REDUCING_TIME_LIMITS") {

			$procedure = self::get($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.PROCEDURE");
			unset($procedure["RADIO_FOR_PT_RESTRICTED"], $procedure["DATE_RECEIPT_TENDERS"], $procedure["LANGUAGES"], $procedure["TIME_RECEIPT_TENDERS"]);
			self::set($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.PROCEDURE", $procedure);

		}

		//** Check F01_2014 Notice */
		if($this->form_section == "F01_2014") {

			if(! empty($object_descr) && is_array($object_descr)) {
				self::set($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.OBJECT_CONTRACT.OBJECT_DESCR.£", $object_descr);
			} else {
				$object_descr = self::get($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.OBJECT_CONTRACT.OBJECT_DESCR");
				if(! empty($object_descr) && is_array($object_descr)) {
					unset($object_descr["NO_OPTIONS"], $object_descr["NO_RENEWAL"]);
				}
				self::set($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.OBJECT_CONTRACT.OBJECT_DESCR", $object_descr);
			}

		}

		if($this->form_section == "F13_2014") {
			$contact = self::get($this->info["valori"], "TED_ESENDERS.FORM_SECTION.{$this->form_section}.CONTRACTING_BODY.ADDRESS_CONTRACTING_BODY.CONTACT_POINT");
			if (!empty($contact)) {
				unset($this->info["valori"]["TED_ESENDERS"]["FORM_SECTION"][$this->form_section]["CONTRACTING_BODY"]["ADDRESS_CONTRACTING_BODY"]["CONTACT_POINT"]);
			}
		}
	}

	/**
	 * Check if a string is HTML
	 *
	 * @param String $string
	 * @return boolean
	 */
	private function isHTML(String $string)
	{
		return ! (strip_tags($string) == $string);
	}

	private function setMissingTitles(Array &$fields, String $section)
	{
		$infos = [];
		switch ($section) {
			case 'OBJECT_CONTRACT':
				$keys = array_flip(array_merge(["info"], array_keys($fields)));
				$fields = array_replace($keys, $fields);
				$fields["info"] = [
					"title" => $this->translate("OBJECT_OF_CONTRACT")
				];
				break;
			case 'OBJECT_DESCR':
				$keys = array_flip(array_merge(["info"], array_keys($fields)));
				$fields = array_replace($keys, $fields);
				$fields["info"] = [
					"title" => $this->translate("DESCRIPTION_OF_CONTRACT")
				];
				break;
		}
	}

	/**
	 * Verify if a subsection exists for given section
	 * @param $section
	 * @return bool
	 */
	public function subsectionExists(String $section) : bool
	{
		return (count(
			array_filter($this->settings["subsections"], function($subsection) use ($section) {
				return $subsection["parent"] == $section;
			})
		) > 0);
	}	 

	
}