<?php

/* feed reader loader start */

function feed_reader_loader_start()
{
	global $loader_modules_styles;
	$loader_modules_styles[] = 'modules/feed_reader/styles/feed_reader.css';
}

/* feed reader */

function feed_reader($url = '', $limit = '')
{
	/* get contents */

	$contents = file_get_contents($url);
	if ($contents)
	{
		$feed = new SimpleXMLElement($contents);

		/* detect feed type */

		if ($feed->entry)
		{
			$type = 'atom';
			$feed_object = $feed->entry;
		}
		else if ($feed->channel)
		{
			$type = 'rss';
			$feed_object = $feed->channel->item;
		}

		/* collect output */

		foreach ($feed_object as $value)
		{
			if (++$counter > $limit && $limit)
			{
				break;
			}

			/* define variables */

			$title = entity(truncate($value->title, 80, '...'));
			if ($type == 'atom')
			{
				$string = $value->link['href'];
				$time = date(s('time'), strtotime($value->updated));
				$date = date(s('date'), strtotime($value->updated));
				$text = entity(truncate($value->content, 1000, '...'));
			}
			else if ($type == 'rss')
			{
				$string = $value->link;
				$time = date(s('time'), strtotime($value->pubDate));
				$date = date(s('date'), strtotime($value->pubDate));
				$text = entity(truncate($value->description, 1000, '...'));
			}

			/* collect title output */

			if ($title)
			{
				$output .= '<h3 class="title_feed_reader clear_fix">';
				if ($string)
				{
					$output .= anchor_element('external', '', 'title_first', $title, $string, '', 'nofollow');
				}
				else
				{
					$output .= '<span class="title_first">' . $title . '</span>';
				}

				/* collect date output */

				if ($time && $date)
				{
					$output .= '<span class="title_second">' . $date . ' ' . l('at') . ' ' . $time . '</span>';
				}
				$output .= '</h3>';
			}

			/* collect text output */

			if ($text)
			{
				$output .= '<div class="box_feed_reader">' . $text . '</div>';
			}
		}
	}
	echo $output;
}
?>