Skip to content

Instantly share code, notes, and snippets.

@aaronpk
Created June 16, 2013 18:34
Show Gist options
  • Star 0 You must be signed in to star a gist
  • Fork 0 You must be signed in to fork a gist
  • Save aaronpk/5792949 to your computer and use it in GitHub Desktop.
Save aaronpk/5792949 to your computer and use it in GitHub Desktop.
<?php
class MF2Object {
protected $_data;
protected $_parent;
public function __construct($data, $parent=null) {
if(is_array($data))
$this->_data = json_decode(json_encode($data));
else
$this->_data = $data;
$this->_parent = $parent;
}
public function __get($key) {
$cacheKey = '_'.$key;
if(method_exists($this, $key) && property_exists($this, $cacheKey)) {
if($this->{$cacheKey} !== null)
return $this->{$cacheKey};
$val = $this->$key();
$this->{$cacheKey} = $val;
return $val;
}
return null;
}
protected function _is($obj, $type) {
return in_array($type, $obj->type);
}
protected function _findFirstItem($type) {
if($this->_data && property_exists($this->_data, 'items'))
foreach($this->_data->items as $i) {
if($this->_is($i, $type))
return $i;
}
return null;
}
// Find the property in the 'properties' object and return the values
// If $first is true, returns only the first value, otherwise returns an array
public function property($key, $first=false) {
if($this->_data && property_exists($this->_data, 'properties')) {
if(property_exists($this->_data->properties, $key)) {
if($first)
return $this->_data->properties->{$key}[0];
else
return $this->_data->properties->{$key};
}
}
if($first)
return null;
else
return array();
}
protected function _stringForProperty($key) {
if($content=$this->property($key))
return implode(' ', $content);
return '';
}
}
class MF2Page extends MF2Object {
protected $_hentry = null;
protected $_hevent = null;
protected $_author = null;
protected function hentry() {
$item = $this->_findFirstItem('h-entry');
if($item)
return new HEntry($item, $this);
else
return null;
}
protected function hevent() {
$item = $this->_findFirstItem('h-event');
if($item)
return new HEvent($item, $this);
else
return null;
}
protected function author() {
$author = null;
$entry = $this->_findFirstItem('h-entry');
if($entry) {
if(property_exists($entry->properties, 'author')) {
$author = $entry->properties->author;
} else {
}
}
}
}
class HEntry extends MF2Object {
protected $_content = null;
protected $_published = null;
protected $_author = null;
protected function content() {
if($content=$this->property('name'))
return implode(' ', $content);
if($content=$this->property('content'))
return implode(' ', $content);
return '';
}
protected function published() {
if($time=$this->property('published', true)) {
try {
return new DateTime($time);
} catch(Exception $e) {
return null;
}
}
return null;
}
// Search the h-entry for an author. If none is found, fall back to the parent's h-card.
protected function author() {
if($author=$this->property('author', true))
return new HCard($author);
if($author=$this->_parent->_findFirstItem('h-card'))
return new HCard($author);
return null;
}
}
class HEvent extends MF2Object {
protected $_location = null;
protected function location() {
$locations = array();
if($location=$this->property('location')) {
foreach($location as $l)
$locations[] = new HCard($l);
return $locations;
} else {
return null;
}
}
}
class HCard extends MF2Object {
protected $_name;
protected $_nickname;
protected $_given_name;
protected $_family_name;
protected $_adr;
protected $_note;
protected $_photo;
protected $_url;
protected function name() {
return $this->_stringForProperty('name');
}
protected function nickname() {
return $this->_stringForProperty('nickname');
}
protected function given_name() {
return $this->_stringForProperty('given-name');
}
protected function family_name() {
return $this->_stringForProperty('family-name');
}
protected function adr() {
return $this->_stringForProperty('adr');
}
protected function note() {
return $this->_stringForProperty('note');
}
protected function photo() {
return $this->_stringForProperty('photo');
}
protected function url() {
return $this->_stringForProperty('url');
}
}
class ParserPlus extends mf2\Parser {
public function xpath($query) {
return $this->xpath->query($query);
}
}
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment