AthensFramework/core

<?php

namespace Athens\Core\Filter;

use Athens\Core\Etc\SafeString;
use Athens\Core\FilterStatement\ExcludingFilterStatement;
use Athens\Core\FilterStatement\FilterStatementInterface;

/**
 * Class SearchFilter
 *
 * @package Athens\Core\Filter
 */
class SearchFilter extends Filter
{

    /**
     * @param string                     $id
     * @param FilterStatementInterface[] $classes
     * @param string[]                   $data
     * @param FilterInterface|null       $nextFilter
     */
    public function __construct($id, array $classes, array $data, FilterInterface $nextFilter = null)
    {

        $statements = [];
        for ($i=0; $i<=5; $i++) {
            $fieldname = FilterControls::getControl($id, "fieldname$i");
            $operation = FilterControls::getControl($id, "operation$i");
            $value = FilterControls::getControl($id, "value$i");

            if ($fieldname !== "" && $operation !== "" && $value !== "") {
                $statements[] = new ExcludingFilterStatement($fieldname, $operation, $value, null);
            }
        }

        $feedbackStatements = [];
        foreach ($statements as $statement) {
            $fieldname = $statement->getFieldName();
            $value = $statement->getCriterion();
            $operation = $statement->getCondition();

            $feedbackStatement = $fieldname . " " . $operation . " " . $value;

            $feedbackStatements[] = preg_replace('/[^a-zA-Z0-9 -.]/', '', $feedbackStatement);
        }
        if ($feedbackStatements !== []) {
            $feedbackStatements[] = '
            <a href="#" class="search-clear" onclick="athens.search.clearSearch(\'' . trim($id) . '\'); return false;">
                Clear
            </a>';
        }
        $this->feedback = SafeString::fromString(implode(', ', $feedbackStatements));

        parent::__construct($id, $classes, $data, $statements, $nextFilter);
    }

    /**
     * @param \Athens\Core\Row\RowInterface[] $rows
     * @return void
     */
    protected function setOptionsByRows(array $rows)
    {
        if (sizeof($rows) >= 1) {
            $this->options = array_keys($rows[0]->getWritableBearer()->getWritables());
        }
    }
}