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