<?php
	include_once('Mastodon.php');
	
	$token="XXXXX"; // Token of your Mastodon welcome bot account
	$base_url="https://botsin.space"; // URL of your instance (Do not include '/' at the end.)
	$visibility="private"; // "Direct" means sending welcome message as a private message. The four tiers of visibility for toots are Public , Unlisted, Private, and Direct (default)
	$language="en"; // en for English, zh for Chinese, etc.
	$feed_url = "https://wordpressblog.com/feed/";
	$file = 'data.txt';
	
	if (!($rss = simplexml_load_file($feed_url)))
        die('Error loading the feed url');
	
	$first_article = false;

	$lastDate = '';

	if($f = fopen($file, 'r')){
	  $lastDate = fgets($f);
	  fclose($f);
	}
	
	$statuses = array();

	foreach ($rss->channel->item as $item) {
		$ts = strtotime($item->pubDate);
		if ($lastDate == "" || $ts > $lastDate) {
			$post = new BlogPost();
			$post->link  = (string) $item->link;
			$post->title = (string) $item->title;
					
			$post->category = $item->category;

			array_push($statuses, $post);
			if (!$first_article) {
				$myfile = fopen($file, "w") or die("Unable to open file!");
				fwrite($myfile, $ts);
				fclose($myfile);
				$first_article = true;	
			}			
		}        
	}
 
	$statuses = array_reverse($statuses);
	$mastodon = new MastodonAPI($token, $base_url);
	
	foreach ($statuses as $s) {
		$statusText = $s->title . " leggi su " . $s->link . " ";
		
		foreach ($s->category as $c) {
			$statusText = $statusText . "#" . formatHashTag($c) . " ";
		}
		
		$status_data = array(
			"status" => $statusText,
			"visibility" => $visibility,
			"language" => $language
		);
		
		$mastodon -> postStatus($status_data);		
	}
    
	
	function formatHashTag($category) {
		$filtered = str_replace('/', ' ', $category);
		$upper = ucwords($filtered);
		return str_replace(' ', '', $upper);
	}
	
	
	class BlogPost {
		var $ts;
		var $link;
		var $category;
		var $title;
	}
	
?>