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Editing: SupportedReportSet.php

<?php

declare(strict_types=1);

namespace Sabre\DAV\Xml\Property;

use Sabre\DAV;
use Sabre\DAV\Browser\HtmlOutput;
use Sabre\DAV\Browser\HtmlOutputHelper;
use Sabre\Xml\Writer;
use Sabre\Xml\XmlSerializable;

/**
 * supported-report-set property.
 *
 * This property is defined in RFC3253, but since it's
 * so common in other webdav-related specs, it is part of the core server.
 *
 * This property is defined here:
 * http://tools.ietf.org/html/rfc3253#section-3.1.5
 *
 * @copyright Copyright (C) fruux GmbH (https://fruux.com/)
 * @author Evert Pot (http://www.rooftopsolutions.nl/)
 * @license http://sabre.io/license/ Modified BSD License
 */
class SupportedReportSet implements XmlSerializable, HtmlOutput
{
    /**
     * List of reports.
     *
     * @var array
     */
    protected $reports = [];

/**
     * Creates the property.
     *
     * Any reports passed in the constructor
     * should be valid report-types in clark-notation.
     *
     * Either a string or an array of strings must be passed.
     *
     * @param string|string[] $reports
     */
    public function __construct($reports = null)
    {
        if (!is_null($reports)) {
            $this->addReport($reports);
        }
    }

/**
     * Adds a report to this property.
     *
     * The report must be a string in clark-notation.
     * Multiple reports can be specified as an array.
     *
     * @param mixed $report
     */
    public function addReport($report)
    {
        $report = (array) $report;

foreach ($report as $r) {
            if (!preg_match('/^{([^}]*)}(.*)$/', $r)) {
                throw new DAV\Exception('Reportname must be in clark-notation');
            }
            $this->reports[] = $r;
        }
    }

/**
     * Returns the list of supported reports.
     *
     * @return string[]
     */
    public function getValue()
    {
        return $this->reports;
    }

/**
     * Returns true or false if the property contains a specific report.
     *
     * @param string $reportName
     *
     * @return bool
     */
    public function has($reportName)
    {
        return in_array(
            $reportName,
            $this->reports
        );
    }

/**
     * The xmlSerialize method is called during xml writing.
     *
     * Use the $writer argument to write its own xml serialization.
     *
     * An important note: do _not_ create a parent element. Any element
     * implementing XmlSerializable should only ever write what's considered
     * its 'inner xml'.
     *
     * The parent of the current element is responsible for writing a
     * containing element.
     *
     * This allows serializers to be re-used for different element names.
     *
     * If you are opening new elements, you must also close them again.
     */
    public function xmlSerialize(Writer $writer)
    {
        foreach ($this->getValue() as $val) {
            $writer->startElement('{DAV:}supported-report');
            $writer->startElement('{DAV:}report');
            $writer->writeElement($val);
            $writer->endElement();
            $writer->endElement();
        }
    }

/**
     * Generate html representation for this value.
     *
     * The html output is 100% trusted, and no effort is being made to sanitize
     * it. It's up to the implementor to sanitize user provided values.
     *
     * The output must be in UTF-8.
     *
     * The baseUri parameter is a url to the root of the application, and can
     * be used to construct local links.
     *
     * @return string
     */
    public function toHtml(HtmlOutputHelper $html)
    {
        return implode(
            ', ',
            array_map([$html, 'xmlName'], $this->getValue())
        );
    }
}

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