<?php
return function($site, $pages, $page) {

  // fetch the basic set of pages
  $articles = $page->children()->visible()->flip();

  // add the tag filter
  if($tag = param('tag')) {
    $articles = $articles->filterBy('tags', $tag, ',');
  }

  // fetch all tags
  $tags = $articles->pluck('tags', ',', true);

  // apply pagination
  $articles   = $articles->paginate(7);
  $pagination = $articles->pagination();

  return compact('articles', 'tags', 'tag', 'pagination');

}; 

function split_words($string, $url) {

  if (strlen($string) > 1000) {

    // truncate string
    $stringCut = substr($string, 0, 1000);

    // make sure it ends in a word so assassinate doesn't become ass...
    $string = substr($stringCut, 0, strrpos($stringCut, ' ')).'... <br> <a href="' . $url . '">Read More &rarr;</a>';

  }

  return $string;
}
?>