QueryParser.php

Go to the documentation of this file.

<?php
namespace TYPO3\CMS\Backend\Search\LiveSearch;

class QueryParser {

    protected $commandKey = '';

    protected $tableName = '';

    const COMMAND_KEY_INDICATOR = '#';
    const COMMAND_SPLIT_INDICATOR = ':';
    protected function extractKeyFromQuery($query) {
        $keyAndValue = substr($query, 1);
        $key = explode(':', $keyAndValue);
        $this->commandKey = $key[0];
    }

    public function getSearchQueryValue($query) {
        $this->extractKeyFromQuery($query);
        return str_replace(self::COMMAND_KEY_INDICATOR . $this->commandKey . self::COMMAND_SPLIT_INDICATOR, '', $query);
    }

    public function getTableNameFromCommand($query) {
        $tableName = '';
        $this->extractKeyFromQuery($query);
        if (is_array($GLOBALS['TYPO3_CONF_VARS']['SYS']['livesearch']) && array_key_exists($this->commandKey, $GLOBALS['TYPO3_CONF_VARS']['SYS']['livesearch'])) {
            $tableName = $GLOBALS['TYPO3_CONF_VARS']['SYS']['livesearch'][$this->commandKey];
        }
        return $tableName;
    }

    public function getId($query) {
        return str_replace(self::COMMAND_KEY_INDICATOR, '', $query);
    }

    public function isValidPageJump($query) {
        $isValid = FALSE;
        if (preg_match('~^#(\\d)+$~', $query)) {
            $isValid = TRUE;
        }
        return $isValid;
    }

    public function isValidCommand($query) {
        $isValid = FALSE;
        if (strpos($query, self::COMMAND_KEY_INDICATOR) === 0 && strpos($query, self::COMMAND_SPLIT_INDICATOR) > 1 && $this->getTableNameFromCommand($query)) {
            $isValid = TRUE;
        }
        return $isValid;
    }

    public function getCommandForTable($tableName) {
        $commandArray = array_keys($GLOBALS['TYPO3_CONF_VARS']['SYS']['livesearch'], $tableName);
        if (is_array($commandArray)) {
            $command = $commandArray[0];
        } else {
            $command = FALSE;
        }
        return $command;
    }

    public function getCommandForPageJump($query) {
        if ($this->isValidPageJump($query)) {
            $command = $this->getCommandForTable('pages');
            $id = $this->getId($query);
            $resultQuery = self::COMMAND_KEY_INDICATOR . $command . self::COMMAND_SPLIT_INDICATOR . $id;
        } else {
            $resultQuery = FALSE;
        }
        return $resultQuery;
    }

}