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<?php namespace Bitrix\Location\Entity\Address\Converter; use Bitrix\Location\Entity\Address; use Bitrix\Location\Entity\Address\FieldType; use Bitrix\Location\Entity\Format; final class StringTemplateConverter { private const STR_DELIMITER_PLACEHOLDER = '#S#'; private const REGEX_COMMA_AMONG_EMPTY_SPACE = '\\s,\\s'; private const REGEX_GROUP_DELIMITER = '(\\"([^"\\\\]\|\\\\"\|\\\\\\\\\|\\\\)")'; private const REGEX_GROUP_FIELD_TEXT = self::REGEX_GROUP_DELIMITER; private const REGEX_GROUP_FIELD_NAME = '([a-zA-Z][a-zA-Z_0-9](:(NU\|UN\|N\|U))?)'; private const REGEX_GROUP_FIELD_LIST_END = '\\s\\]'; private const REGEX_GROUP_END = self::REGEX_GROUP_FIELD_LIST_END; private const REGEX_PART_FROM_DELIMITER_TO_FIELD_LIST = '\\s,\\s\\[\\s'; private const REGEX_GROUP_PART_BEFORE_FIELDS = '(([^\\[\\\\]\|\\\\\\[\|\\\\\\\\))(\\[\\s)("([^"\\\\]\|\\\\"\|\\\\\\\\\|\\\\)")\\s,\\s\\[\\s'; private const ERR_PARSE_GROUP_START_POSITION = 1100; private const ERR_PARSE_GROUP_START = 1110; private const ERR_PARSE_GROUP_DELIMITER = 1120; private const ERR_PARSE_PART_FROM_DELIMITER_TO_FIELD_LIST = 1130; private const ERR_PARSE_GROUP_FIELD_TEXT = 1140; private const ERR_PARSE_GROUP_FIELD_NAME = 1150; private const ERR_PARSE_GROUP_FIELD = 1160; private const ERR_PARSE_GROUP_FIELD_LIST = 1170; private const ERR_PARSE_GROUP_FIELD_LIST_DELIMITER = 1180; private const ERR_PARSE_GROUP_FIELD_LIST_END = 1190; private const ERR_PARSE_GROUP_END = 1200; private const ERR_PARSE_GROUP = 1210; /** @var string / private $template = ''; /* @var string $delimiter / private $delimiter; /* @var bool $htmlEncode / private $htmlEncode; /* @var Format\|null / private $format; public function __construct(string $template, string $delimiter, bool $htmlEncode, Format $format = null) { $this->template = $template; $this->delimiter = $delimiter; $this->htmlEncode = $htmlEncode; $this->format = $format; } private function getErrorCodes(): array { static $errorMap = null; if ($errorMap !== null) { return $errorMap; } $errorMap = []; $refClass = new \ReflectionClass(__CLASS__); foreach ($refClass->getConstants() as $name => $value) { if (substr($name, 0, 4) === 'ERR_') { $errorMap[constant("self::{$name}")] = $name; } } return $errorMap; } private function getErrorsText(array $context): string { $result = ''; $errCodes = $this->getErrorCodes(); foreach ($context['error']['errors'] as $errInfo) { $result .= "Error: {$errInfo['position']}, {$errCodes[$errInfo['code']]}" . PHP_EOL; if (!empty($errInfo['info']) && is_array($errInfo['info'])) { $needHeader = true; foreach($errInfo['info'] as $paramName => $paramValue) { $needPrint = false; if (is_string($paramValue)) { $paramValue = "\"{$paramValue}\""; $needPrint = true; } elseif (is_int($paramValue) \|\| is_double($paramValue)) { $needPrint = true; } elseif (is_bool($paramValue)) { $paramValue = $paramValue ? 'true' : 'false'; $needPrint = true; } elseif (is_array($paramValue)) { $paramValue = '[...]'; $needPrint = true; } elseif (is_object($paramValue)) { $paramValue = '{...}'; $needPrint = true; } if ($needPrint) { if ($needHeader) { $result .= " Error info:" . PHP_EOL; $needHeader = false; } $result .= " {$paramName}: {$paramValue}" . PHP_EOL; } } } } $result .= 'Template: "' . str_replace(["\n", "\""], ['\\n', '\\"'], $context['template']) . '"' . PHP_EOL . PHP_EOL; return $result; } private function createContext(): array { return [ 'level' => 0, 'position' => 0, 'template' => '', 'address' => null, 'info' => [], 'hasError' => false, 'error' => [ 'code' => 0, 'position' => 0, 'errors' => [], 'info' => [], ], ]; } private function clearContextInfo(array $context): array { $context['info'] = []; return $context; } private function clearContextError(array $context): array { $context['hasError'] = false; $context['error'] = [ 'code' => 0, 'position' => 0, 'errors' => [], 'info' => [], ]; return $context; } private function clearContextInfoAndError(array $context): array { $context = $this->clearContextInfo($context); $context = $this->clearContextError($context); return $context; } private function unescapeText(string $text): string { $result = ''; $length = strlen($text); for ($i = 0; $i < $length; $i++) { if ($text[$i] === '\\') { if (($length - $i) > 1) { $result .= $text[++$i]; } } else { $result .= $text[$i]; } } return $result; } private function parseGroupDelimiter(array $context): array { // Capturing the group's separator $delimiterStartPosition = $context['position']; // [", ", [ADDRESS_LINE_1:N,ADDRESS_LINE_2,"Text",LOCALITY,ADM_LEVEL_2]] // Are looking for ^^^^ if (preg_match( '/' . self::REGEX_GROUP_DELIMITER . '/ms' . BX_UTF_PCRE_MODIFIER, $context['template'], $matches, PREG_OFFSET_CAPTURE, $delimiterStartPosition ) && $matches[0][1] === $delimiterStartPosition ) { $context['info'] = [ 'position' => $delimiterStartPosition, 'end' => $delimiterStartPosition + strlen($matches[0][0]), 'value' => $this->unescapeText( substr( $context['template'], $delimiterStartPosition + 1, strlen($matches[1][0]) - 2 ) ), ]; $context['position'] = $context['info']['end']; } else { $this->addContextError($context, self::ERR_PARSE_GROUP_DELIMITER, $delimiterStartPosition); } return $context; } private function parseFieldText(array $context): array { $textBlockStartPosition = $context['position']; $matches = null; // [", ", [ADDRESS_LINE_1:N,ADDRESS_LINE_2,"Text",LOCALITY,ADM_LEVEL_2]] // Are looking for ^^^^^^ if (preg_match( '/' . self::REGEX_GROUP_FIELD_TEXT . '/ms' . BX_UTF_PCRE_MODIFIER, $context['template'], $matches, PREG_OFFSET_CAPTURE, $context['position'] ) && $matches[0][1] === $textBlockStartPosition ) { $context['info'] = [ 'type' => 'text', 'position' => $textBlockStartPosition, 'end' => $textBlockStartPosition + strlen($matches[0][0]), 'value' => $this->unescapeText( substr( $context['template'], $textBlockStartPosition + 1, strlen($matches[1][0]) - 2 ) ), ]; $context['position'] = $context['info']['end']; } else { $this->addContextError($context, self::ERR_PARSE_GROUP_FIELD_TEXT, $textBlockStartPosition); } return $context; } private function splitFieldName(string $fieldName): array { $fieldParts = explode(':', $fieldName); $fieldName = $fieldParts[0]; $fieldModifiers = $fieldParts[1]; if (!is_string($fieldModifiers)) { $fieldModifiers = ''; } return [$fieldName, $fieldModifiers]; } /* * @param string $fieldType * @return bool / private function isTemplateForFieldExists(string $fieldName): bool { return $this->format && $this->format->getTemplate($fieldName) !== null; } /* * @param string $fieldName * @param Address $address * @return string\|null / private function getFieldValueByTemplate(string $fieldName, Address $address): ?string { if(!$this->isTemplateForFieldExists($fieldName)) { return null; } $template = $this->format->getTemplate($fieldName)->getTemplate(); $templateConverter = new StringTemplateConverter( $template, $this->delimiter, $this->htmlEncode, $this->format ); return $templateConverter->convert($address); } private function getAlterFieldValue(Address $address, int $fieldType): string { $localityValue = $address->getFieldValue(FieldType::LOCALITY); $localityValue = is_string($localityValue) ? $localityValue : ''; $result = $address->getFieldValue($fieldType); $result = is_string($result) ? $result : ''; if ($result !== '' && $localityValue !== '') { $localityValueUpper = mb_strtoupper($localityValue); $localityValueUpperLength = mb_strlen($localityValueUpper); $targetValueUpper = mb_strtoupper($result); $targetValueUpperLength = mb_strlen($targetValueUpper); if ($targetValueUpperLength >= $localityValueUpperLength) { $targetValueSubstr = mb_substr( $targetValueUpper, $targetValueUpperLength - $localityValueUpperLength ); if ($localityValueUpper === $targetValueSubstr) { $result = ''; } } } return $result; } private function getAddressFieldValue(Address $address, string $fieldName, string $fieldModifiers): string { $result = ''; if (FieldType::isTypeExist($fieldName)) { $addressFieldType = constant(FieldType::class.'::'.$fieldName); if ($fieldName === 'ADM_LEVEL_1' \|\| $fieldName === 'ADM_LEVEL_2') { // Scratch "Province & Region by Locality" $result = $this->getAlterFieldValue($address, $addressFieldType); } else { $result = $address->getFieldValue($addressFieldType); } if ($result === null) { $result = $this->getFieldValueByTemplate($fieldName, $address); } } if (!is_string($result)) { $result = ''; } if ($result !== '') { if (strpos($fieldModifiers, 'N') !== false) { $result = str_replace(["\r\n", "\n", "\r"], '#S#', $result); } if (strpos($fieldModifiers, 'U') !== false) { $result = mb_strtoupper($result); } } return $result; } private function parseFieldName(array $context): array { $fieldNameStartPosition = $context['position']; $matches = null; // [", ", [ADDRESS_LINE_1:N,ADDRESS_LINE_2,"Text",LOCALITY,ADM_LEVEL_2]] // Are looking for ^^^^^^^^^^^^^^^^ if ($context['address'] instanceof Address && preg_match( '/' . self::REGEX_GROUP_FIELD_NAME . '/ms' . BX_UTF_PCRE_MODIFIER, $context['template'], $matches, PREG_OFFSET_CAPTURE, $context['position'] ) && $matches[0][1] === $fieldNameStartPosition ) { $context['position'] = $fieldNameStartPosition + strlen($matches[0][0]); list($fieldName, $fieldModifiers) = $this->splitFieldName($matches[0][0]); $fieldValue = $this->getAddressFieldValue($context['address'], $fieldName, $fieldModifiers); $context['info'] = [ 'type' => 'field', 'position' => $fieldNameStartPosition, 'end' => $context['position'], 'modifiers' => $fieldModifiers, 'name' => $fieldName, 'value' => $fieldValue, ]; } else { $this->addContextError($context, self::ERR_PARSE_GROUP_FIELD_NAME, $fieldNameStartPosition); } return $context; } private function parseFieldListDelimiter(array $context): array { $markerStartPosition = $context['position']; $matches = null; // [", ", [ADDRESS_LINE_1:N , ADDRESS_LINE_2,"Text",LOCALITY,ADM_LEVEL_2]] // Are looking for ^^^ if (preg_match( '/' . self::REGEX_COMMA_AMONG_EMPTY_SPACE . '/ms' . BX_UTF_PCRE_MODIFIER, $context['template'], $matches, PREG_OFFSET_CAPTURE, $context['position'] ) && $matches[0][1] === $markerStartPosition ) { $context['position'] = $markerStartPosition + strlen($matches[0][0]); } else { $this->addContextError($context, self::ERR_PARSE_GROUP_FIELD_LIST_DELIMITER, $markerStartPosition); } return $context; } private function parseFieldListEnd(array $context): array { $markerStartPosition = $context['position']; $matches = null; // [", ", [ADDRESS_LINE_1:N,ADDRESS_LINE_2,"Text",LOCALITY,ADM_LEVEL_2]] // Are looking for ^ if (preg_match( '/' . self::REGEX_GROUP_FIELD_LIST_END . '/ms' . BX_UTF_PCRE_MODIFIER, $context['template'], $matches, PREG_OFFSET_CAPTURE, $context['position'] ) && $matches[0][1] === $markerStartPosition ) { $context['position'] = $markerStartPosition + strlen($matches[0][0]); } else { $this->addContextError($context, self::ERR_PARSE_GROUP_FIELD_LIST_END, $markerStartPosition); } return $context; } private function parseField(array $context): array { $fieldInfo = []; $fieldStartPosition = $context['position']; $errors = []; // Checking for the presence of a text block $context = $this->parseFieldText($context); if ($context['hasError']) { $this->unshiftError($errors, $context['error']['code'], $context['error']['position']); $context = $this->clearContextInfoAndError($context); // Checking for the presence of a field name $context = $this->parseFieldName($context); } if ($context['hasError']) { $this->unshiftError($errors, $context['error']['code'], $context['error']['position']); $context = $this->clearContextInfoAndError($context); // Checking for the presence of a nested group $context = $this->parseGroup($context); if ($context['hasError']) { $this->unshiftError($errors, $context['error']['code'], $context['error']['position']); } else if ($context['info']['position'] > $fieldStartPosition) { // Group found beyond the expected position $this->addContextError($context, self::ERR_PARSE_GROUP_START_POSITION, $fieldStartPosition); $this->unshiftError($errors, $context['error']['code'], $context['error']['position']); } } if (!$context['hasError']) { $fieldInfo = $context['info']; $fieldInfo['isFieldListEnd'] = false; $context = $this->clearContextInfo($context); // Checking for the presence of a field separator $context = $this->parseFieldListDelimiter($context); if ($context['hasError']) { $this->unshiftError($errors, $context['error']['code'], $context['error']['position']); $context = $this->clearContextInfoAndError($context); // Checking for the presence of the end sign of the field list $context = $this->parseFieldListEnd($context); if ($context['hasError']) { $this->unshiftError($errors, $context['error']['code'], $context['error']['position']); } else { $fieldInfo['isFieldListEnd'] = true; } } } if ($context['hasError']) { $this->unshiftError($errors, self::ERR_PARSE_GROUP_FIELD, $fieldStartPosition); $this->addContextErrors($context, $errors); } else { $context['info'] = $fieldInfo; } return $context; } private function parseGroupFieldListStart(array $context): array { $fieldListStartPosition = $context['position']; $fieldValues = []; $matches = null; // [", ", [ADDRESS_LINE_1:N,ADDRESS_LINE_2,"Text",LOCALITY,ADM_LEVEL_2]] // Are looking for ^^^ if (preg_match( '/' . self::REGEX_PART_FROM_DELIMITER_TO_FIELD_LIST . '/ms' . BX_UTF_PCRE_MODIFIER, $context['template'], $matches, PREG_OFFSET_CAPTURE, $context['position'] ) && $matches[0][1] === $fieldListStartPosition ) { $context['position'] = $matches[0][1] + strlen($matches[0][0]); $isFieldListEnd = false; while (!($context['hasError'] \|\| $isFieldListEnd)) { $context = $this->parseField($context); if (!$context['hasError']) { $isFieldListEnd = ( isset($context['info']['isFieldListEnd']) && $context['info']['isFieldListEnd'] ); if ($context['info']['value'] !== '') { $fieldValues[] = $context['info']['value']; } $context = $this->clearContextInfo($context); } } if (!$context['hasError']) { $context['info'] = ['fieldValues' => $fieldValues]; } } else { $this->addContextError( $context, self::ERR_PARSE_PART_FROM_DELIMITER_TO_FIELD_LIST, $fieldListStartPosition ); } if ($context['hasError']) { $this->addContextError($context, self::ERR_PARSE_GROUP_FIELD_LIST, $fieldListStartPosition); } return $context; } private function parseGroupStart(array $context): array { $matches = null; // [", ", [ADDRESS_LINE_1:N,ADDRESS_LINE_2,"Text",LOCALITY,ADM_LEVEL_2]] // Are looking for ^^^^^^^^ if (preg_match( '/' . self::REGEX_GROUP_PART_BEFORE_FIELDS . '/ms' . BX_UTF_PCRE_MODIFIER, $context['template'], $matches, PREG_OFFSET_CAPTURE, $context['position'] ) ) { $context['info']['groupStartPosition'] = $matches[3][1]; $context['info']['groupDelimiterStartPosition'] = $matches[4][1]; } else { $this->addContextError($context, self::ERR_PARSE_GROUP_START, $context['position']); } return $context; } private function parseGroupEnd(array $context): array { $markerStartPosition = $context['position']; $matches = null; // [", ", [ADDRESS_LINE_1:N,ADDRESS_LINE_2,"Text",LOCALITY,ADM_LEVEL_2]] // Are looking for ^ if (preg_match( '/' . self::REGEX_GROUP_END . '/ms' . BX_UTF_PCRE_MODIFIER, $context['template'], $matches, PREG_OFFSET_CAPTURE, $context['position'] ) && $matches[0][1] === $markerStartPosition ) { $context['position'] = $markerStartPosition + strlen($matches[0][0]); } else { $this->addContextError($context, self::ERR_PARSE_GROUP_END, $markerStartPosition); } return $context; } private function parseGroup(array $context): array { $startSearchPosition = $context['position']; $groupStartPosition = 0; $delimiterValue = ''; $fieldValues = []; $context['level']++; // Checking for the presence of a start of a group $context = $this->parseGroupStart($context); if (!$context['hasError']) { // Found a sign of the beginning of a group $groupStartPosition = $context['info']['groupStartPosition']; $context['position'] = $context['info']['groupDelimiterStartPosition']; $context = $this->clearContextInfo($context); $context = $this->parseGroupDelimiter($context); } if (!$context['hasError']) { // The value of the group separator was got $delimiterValue = $context['info']['value']; $context = $this->clearContextInfo($context); $context = $this->parseGroupFieldListStart($context); } if (!$context['hasError']) { // The values of the field list was got $fieldValues = $context['info']['fieldValues']; $context = $this->clearContextInfo($context); $context = $this->parseGroupEnd($context); } if (!$context['hasError']) { // The sign of the end of the group is received, the assembly of the group value. $context['info'] = [ 'type' => 'group', 'position' => $groupStartPosition, 'end' => $context['position'], 'value' => implode( $delimiterValue, array_unique( $fieldValues // Kremlin,Moscow,Moscow,Russia,103132 -> Kremlin,Moscow,Russia,103132 ) ), ]; } $context['level']--; if ($context['hasError']) { $this->addContextError( $context, self::ERR_PARSE_GROUP, $startSearchPosition, ['groupStartPosition' => $groupStartPosition] ); } return $context; } private function appendTextBlock(array &$blocks, int $position, string $value) { $lastBlock = end($blocks); $lastBlockIndex = key($blocks); if (is_array($lastBlock) && $lastBlock['type'] === 'text') { $blocks[$lastBlockIndex]['value'] .= $value; $blocks[$lastBlockIndex]['length'] += strlen($value); } else { $blocks[] = [ 'type' => 'text', 'position' => $position, 'length' => strlen($value), 'value' => $value, ]; } } private function appendGroupBlock(array &$blocks, int $position, string $value) { $blocks[] = [ 'type' => 'group', 'position' => $position, 'length' => strlen($value), 'value' => $value, ]; } private function unshiftError(array &$errors, int $code, int $position, array $info = null) { array_unshift( $errors, [ 'code' => $code, 'position' => $position, 'info' => (!empty($info) && is_array($info)) ? $info : [], ] ); } private function addContextError(array &$context, int $code, int $position, array $info = null) { $context['hasError'] = true; $context['error']['code'] = $code; $context['error']['position'] = $position; $context['error']['info'] = (!empty($info) && is_array($info)) ? $info : []; $this->unshiftError($context['error']['errors'], $code, $position, $info); } private function addContextErrors(array &$context, array $errors, array $info = null) { $context['hasError'] = true; $context['error']['code'] = $errors[0]['code']; $context['error']['position'] = $errors[0]['position']; $context['error']['info'] = (!empty($info) && is_array($info)) ? $info : []; array_splice($context['error']['errors'], 0, 0, $errors); } private function parseBlocks(array $context): array { / Variable for debug only errorDisplayed = false; / $blocks = []; $templateLength = strlen($context['template']); while ($context['position'] < $templateLength) { $blockStartPosition = $context['position']; $context = $this->parseGroup($context); if ($context['hasError']) { // Debug info /if (!$errorDisplayed) { echo str_replace(PHP_EOL, '<br />', htmlspecialcharsbx($this->getErrorsText($context))); $errorDisplayed = true; }*/ $errorInfo = $context['error']['info']; if (!empty($errorInfo) && is_array($errorInfo) && isset($errorInfo['groupStartPosition']) && $errorInfo['groupStartPosition'] > $blockStartPosition) { $blockLength = $errorInfo['groupStartPosition'] - $blockStartPosition + 1; } else { $blockLength = 1; } $this->appendTextBlock( $blocks, $context['error']['position'], substr($context['template'], $blockStartPosition, $blockLength) ); $context = $this->clearContextInfoAndError($context); $context['position'] = $blockStartPosition + $blockLength; } else { $groupStartPosition = $context['info']['position']; if ($groupStartPosition > $blockStartPosition) { $this->appendTextBlock( $blocks, $blockStartPosition, substr( $context['template'], $blockStartPosition, $groupStartPosition - $blockStartPosition ) ); } if ($context['info']['value'] !== '') { $this->appendGroupBlock( $blocks, $groupStartPosition, $context['info']['value'] ); } $context = $this->clearContextInfo($context); } } if (!$context['hasError']) { $context['info'] = ['blocks' => $blocks]; } return $context; } public function convert(Address $address): string { $result = ''; $context = $this->createContext(); $context['template'] = $this->template; $context['address'] = $address; $context = $this->parseBlocks($context); if (!$context['hasError']) { foreach ($context['info']['blocks'] as $block) { if ($block['type'] === 'text') { $result .= $this->unescapeText($block['value']); } else { $result .= $block['value']; } } } if ($result !== '') { $result = explode(self::STR_DELIMITER_PLACEHOLDER, $result); $result = array_values( array_filter($result, function ($part) { return ($part !== ''); }) ); if ($this->htmlEncode && !empty($result) && is_array($result)) { array_walk($result, function (&$part) { $part = htmlspecialcharsbx($part); }); } $result = implode($this->delimiter, $result); } return $result; } }

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