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- <?php
- namespace Sabre\VObject\Parser;
- use
- Sabre\VObject\Component\VCalendar,
- Sabre\VObject\Component\VCard,
- Sabre\VObject\ParseException,
- Sabre\VObject\EofException;
- /**
- * Json Parser.
- *
- * This parser parses both the jCal and jCard formats.
- *
- * @copyright Copyright (C) fruux GmbH (https://fruux.com/)
- * @author Evert Pot (http://evertpot.com/)
- * @license http://sabre.io/license/ Modified BSD License
- */
- class Json extends Parser {
- /**
- * The input data
- *
- * @var array
- */
- protected $input;
- /**
- * Root component
- *
- * @var Document
- */
- protected $root;
- /**
- * This method starts the parsing process.
- *
- * If the input was not supplied during construction, it's possible to pass
- * it here instead.
- *
- * If either input or options are not supplied, the defaults will be used.
- *
- * @param resource|string|array|null $input
- * @param int|null $options
- * @return array
- */
- public function parse($input = null, $options = null) {
- if (!is_null($input)) {
- $this->setInput($input);
- }
- if (is_null($this->input)) {
- throw new EofException('End of input stream, or no input supplied');
- }
- if (!is_null($options)) {
- $this->options = $options;
- }
- switch($this->input[0]) {
- case 'vcalendar' :
- $this->root = new VCalendar(array(), false);
- break;
- case 'vcard' :
- $this->root = new VCard(array(), false);
- break;
- default :
- throw new ParseException('The root component must either be a vcalendar, or a vcard');
- }
- foreach($this->input[1] as $prop) {
- $this->root->add($this->parseProperty($prop));
- }
- if (isset($this->input[2])) foreach($this->input[2] as $comp) {
- $this->root->add($this->parseComponent($comp));
- }
- // Resetting the input so we can throw an feof exception the next time.
- $this->input = null;
- return $this->root;
- }
- /**
- * Parses a component
- *
- * @param array $jComp
- * @return \Sabre\VObject\Component
- */
- public function parseComponent(array $jComp) {
- // We can remove $self from PHP 5.4 onward.
- $self = $this;
- $properties = array_map(
- function($jProp) use ($self) {
- return $self->parseProperty($jProp);
- },
- $jComp[1]
- );
- if (isset($jComp[2])) {
- $components = array_map(
- function($jComp) use ($self) {
- return $self->parseComponent($jComp);
- },
- $jComp[2]
- );
- } else $components = array();
- return $this->root->createComponent(
- $jComp[0],
- array_merge($properties, $components),
- $defaults = false
- );
- }
- /**
- * Parses properties.
- *
- * @param array $jProp
- * @return \Sabre\VObject\Property
- */
- public function parseProperty(array $jProp) {
- list(
- $propertyName,
- $parameters,
- $valueType
- ) = $jProp;
- $propertyName = strtoupper($propertyName);
- // This is the default class we would be using if we didn't know the
- // value type. We're using this value later in this function.
- $defaultPropertyClass = $this->root->getClassNameForPropertyName($propertyName);
- $parameters = (array)$parameters;
- $value = array_slice($jProp, 3);
- $valueType = strtoupper($valueType);
- if (isset($parameters['group'])) {
- $propertyName = $parameters['group'] . '.' . $propertyName;
- unset($parameters['group']);
- }
- $prop = $this->root->createProperty($propertyName, null, $parameters, $valueType);
- $prop->setJsonValue($value);
- // We have to do something awkward here. FlatText as well as Text
- // represents TEXT values. We have to normalize these here. In the
- // future we can get rid of FlatText once we're allowed to break BC
- // again.
- if ($defaultPropertyClass === 'Sabre\VObject\Property\FlatText') {
- $defaultPropertyClass = 'Sabre\VObject\Property\Text';
- }
- // If the value type we received (e.g.: TEXT) was not the default value
- // type for the given property (e.g.: BDAY), we need to add a VALUE=
- // parameter.
- if ($defaultPropertyClass !== get_class($prop)) {
- $prop["VALUE"] = $valueType;
- }
- return $prop;
- }
- /**
- * Sets the input data
- *
- * @param resource|string|array $input
- * @return void
- */
- public function setInput($input) {
- if (is_resource($input)) {
- $input = stream_get_contents($input);
- }
- if (is_string($input)) {
- $input = json_decode($input);
- }
- $this->input = $input;
- }
- }
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