<?php
class PluginMethodFactory extends MethodFactory {
    var $theme;
    var $gui;
    
    function PluginMethodFactory() {
      $this->MethodFactory();
      $this->getUserinfo();
    }
    
    // Pulls a topic for a story ID and returns its info.
    function getUserinfo() {
        global $userinfo;
        global $dbh; 
        
        if (isset($userinfo)) {
	  $sql = "SELECT name, value FROM article_userinfo where uid= '$userinfo[id]'";
	  $result= $dbh->Execute($SQL);
	  while(list($name,$value) = $result->fields) {
	    $userinfo[article][$name] = $value;
	    $result->MoveNext();
	  }
        }
    }
    
    function getTopics($id) {
        global $dbh;
        $topic = array();
        $sql = <<<END_SQL
SELECT t.id, t.name, t.image, t.description 
FROM article_topic t, article a 
where a.id = $id and t.id = a.topic
END_SQL;
        $result= $dbh->Execute($sql);
        !$result ? die("SQL: $sql -- " . $dbh->ErrorMsg()) : '';
        return $result->fields;
    }

  function layerComments($result) {
    global $config;
    global $userinfo;
    global $dbh;
    global $gui;

    $result->MoveFirst();

	  $view_parent = $result->fields[parent];
    while ($parent_data = $result->fields) {
      $this->comment_level = 0;
      $result->MoveNext();
      $date = $this->formatDBTimestamp($parent_data[create_date]);
      
      if (isset($parent_data[alias]) && $parent_data[alias] != '' ) {
        $author = $parent_data[alias];
      } elseif (isset($parent_data[alias]) && $parent_data[alias] != '' ) {
        $author = $parent_data[name];
      } else {
        $author = "Anonymous";
      }
      
			$content = nl2br($parent_data[content]);
      $out .= <<<END_HTML
<tr><td class=commentheader>
<div class=commenttitle>{$parent_data[subject]}</div>
<div class=commentauthor>by $author ($date)</div>
</td></tr>
<tr><td class=commentcontent>
$content
</td></tr>
<tr><td class=commentfunction align=right>
<p>[<a href="$config[site_url]/plugins/article/comment.php?operation=add&form_parent_id=$parent_data[id]&form_article_id=$parent_data[aid]">Reply to Comment</a>]
</td></tr>
<tr><td class=commentreplies>
END_HTML;
      $out .= $this->getChildComments($parent_data, $view_parent);
      $out .= "</td></tr>";
    }
    unset ($this->comment_level);
    return $out;
  }

  function getChildComments($parent, $view_parent = 0) {
    global $config;
    global $userinfo;
    global $dbh;
    global $gui;
    $parent_id = $parent[id];
    if ($userinfo[article][max_comment_depth]) {
      $max_comment_depth = $userinfo[article][max_comment_depth];
    } elseif($config[article][max_comment_depth]) {
      $max_comment_depth = $config[article][max_comment_depth];
    } else {
      $max_comment_depth = "2";
    }
    $this->comment_level++;
    
    $sql = <<<END_SQL
select a.id, a.parent, u.name, u.alias, a.subject, a.create_date  
  from article_comment a, users u  
where a.uid = u.id  
  and a.parent = $parent_id
order by a.create_date
END_SQL;
    $result = $dbh->Execute($sql);
    !$result ? die("SQL: $sql -- " . $dbh->ErrorMsg()) : '';
    if ($this->comment_level >= $max_comment_depth && isset($result->fields[id])) {
      $rec_count = $result->RecordCount();
      $rec_count = ($rec_count < 0) ? "Unknown" : $rec_count;
      $pl = ($rec_count != 1) ? 's':'';
      $out = "<ul>...$rec_count comment$pl below current level.</ul>";
      $this->comment_level--;
      return $out;
    }

    $out = "<ul>";
    while ($child_data = $result->fields) {
      $result->MoveNext();
      $out .= <<<END_HTML
<li><a href="$config[site_url]/plugins/article/search.php?operation=search&searchby=article&searchid={$gui->search[id]}&form_comment_id=$child_data[parent]&form_parent_id=0">$child_data[subject]</a> ($child_data[create_date])</li>
END_HTML;
      $out .= $this->getChildComments($child_data);
    }
    $this->comment_level--;
    $out .= "</ul>";
    return $out;
  }
  
  function parseReplyContent($content = '') {
		global $config;
		
  	if ($content == '') {
  		return;
  	}
  	$out = "---- Reply to comment ----\n";
  	
  	// Make lines for the content (break at XX cols).
  	$lines = explode ("\n", wordwrap($content, $config[article][comment_reply_width]));
  	// Append '>' content reply marker.
		while (list ($k,$v) = each($lines)) {
			$out .= $config[article][comment_reply_marker] . "$v\n";
	  }
  	// Returned parsed content.
		return $out;
  }
}

?>