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<?php
class Feed extends Model {
private $url;
private $category = '';
private $entries_list = array ();
private $entries = null;
private $name = '';
private $website = '';
private $description = '';
public function __construct ($url) {
$this->_url ($url);
}
public function id () {
return small_hash ($this->url . Configuration::selApplication ());
}
public function url () {
return $this->url;
}
public function category () {
return $this->category;
}
public function entries ($list = true) {
if ($list) {
return $this->entries_list;
} elseif (!is_null ($this->entries)) {
return $this->entries;
} else {
return false;
}
}
public function name () {
return $this->name;
}
public function website () {
return $this->website;
}
public function description () {
return $this->description;
}
public function _url ($value) {
if (!is_null ($value) && filter_var ($value, FILTER_VALIDATE_URL)) {
$this->url = $value;
} else {
throw new Exception ();
}
}
public function _category ($value) {
$this->category = $value;
}
public function _entries ($value) {
if (!is_array ($value)) {
$value = array ($value);
}
$this->entries_list = $value;
}
public function _name ($value) {
$this->name = $value;
}
public function _website ($value) {
$this->website = $value;
}
public function _description ($value) {
$this->description = $value;
}
public function load () {
if (!is_null ($this->url)) {
$feed = new SimplePie ();
$feed->set_feed_url ($this->url);
$feed->set_cache_location (CACHE_PATH);
$feed->init ();
$title = $feed->get_title ();
$this->loadEntries ($feed);
$this->_name (!is_null ($title) ? $title : $this->url);
$this->_website ($feed->get_link ());
$this->_description ($feed->get_description ());
}
}
private function loadEntries ($feed) {
$entries = array ();
foreach ($feed->get_items () as $item) {
$title = $item->get_title ();
$author = $item->get_author ();
$content = $item->get_content ();
$link = $item->get_permalink ();
$date = strtotime ($item->get_date ());
$entry = new Entry (
$this->id (),
$item->get_id (),
!is_null ($title) ? $title : '',
!is_null ($author) ? $author->name : '',
!is_null ($content) ? $content : '',
!is_null ($link) ? $link : '',
$date ? $date : time ()
);
$entries[$entry->id ()] = $entry;
}
$this->entries = $entries;
}
}
class FeedDAO extends Model_array {
public function __construct () {
parent::__construct (PUBLIC_PATH . '/data/db/Feeds.array.php');
}
public function addFeed ($values) {
$id = $values['id'];
unset ($values['id']);
if (!isset ($this->array[$id])) {
$this->array[$id] = array ();
foreach ($values as $key => $value) {
$this->array[$id][$key] = $value;
}
$this->writeFile ($this->array);
} else {
return false;
}
}
public function updateFeed ($id, $values) {
foreach ($values as $key => $value) {
$this->array[$id][$key] = $value;
}
$this->writeFile($this->array);
}
public function searchById ($id) {
$list = HelperFeed::daoToFeed ($this->array);
if (isset ($list[$id])) {
return $list[$id];
} else {
return false;
}
}
public function listFeeds () {
$list = $this->array;
if (!is_array ($list)) {
$list = array ();
}
return HelperFeed::daoToFeed ($list);
}
public function listByCategory ($cat) {
$list = array ();
foreach ($this->array as $key => $feed) {
if ($feed['category'] == $cat) {
$list[$key] = $feed;
}
}
return HelperFeed::daoToFeed ($list);
}
public function count () {
return count ($this->array);
}
}
class HelperFeed {
public static function daoToFeed ($listDAO) {
$list = array ();
if (!is_array ($listDAO)) {
$listDAO = array ($listDAO);
}
foreach ($listDAO as $key => $dao) {
$list[$key] = new Feed ($dao['url']);
$list[$key]->_category ($dao['category']);
$list[$key]->_entries ($dao['entries']);
$list[$key]->_name ($dao['name']);
$list[$key]->_website ($dao['website']);
$list[$key]->_description ($dao['description']);
}
return $list;
}
}
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