File: coco.main.php4

<?php 
  if(!include("$COCOPATH/conf.vars.php4")) 
    {echo "Cannot include conf.vars !\n";}
  if(!include("$COCOPATH/coco.db.php4")) 
    {echo "Cannot include coco.db !\n";}
  if(!include("$COCOPATH/coco.log.php4")) 
    {echo "Cannot include coco.log !\n";}
  if(!include("$COCOPATH/coco.commenter.php4")) 
    {echo "Cannot include coco.commenter !\n";}
  if(!include("$COCOPATH/coco.html.php4")) 
    {echo "Cannot include coco.html !\n";}
  if(isSet($HTTP_SERVER_VARS[QUERY_STRING])  
    && !empty($HTTP_SERVER_VARS[QUERY_STRING]))
  {
    if(!include("$COCOPATH/coco.queryparse.php4")) 
      {echo "Cannot include coco.queryparse !\n";}
  }
  if($COCO_CONF_VARS[REQUIREEMAIL]=="yes")
  {
    if(!include("$COCOPATH/email_validation.php")) 
      {echo "Cannot include email_validation !\n";}
  }
?>
<?
class phpMyCoCo
{
  // This class does *not* have a constructor for the fact
  // that extending classes having constructors is not quite
  // what you want to puzzle out. It explicitely uses an
  // init()-Method instead.
  
  // Set up a Connection to our Database
  function init()
  {
    global $HTTP_SERVER_VARS;
    // CREATE new Database Link, Logger, Counter, Commenter, HTML-Writer
    $this -> cocodb = new cocoDB;
    $this -> cocolog = new cocoLOG;
    $this -> cococommenter = new cocoCOMMENTER;
    $this -> cocohtml = new cocoHTML;
    // CONNECT to Database, then set some variables and log access
    $this -> cocodb -> db_connect();
    $this -> setVars();
    $this -> hits = $this -> cocolog -> addLogEntry
      ($this->cocodb, $this->pageid, $this->hits);
      
    if(isSet($HTTP_SERVER_VARS[QUERY_STRING])  
      && !empty($HTTP_SERVER_VARS[QUERY_STRING]))
    {
      $this -> cocoquery = new cocoQUERYPARSER;
      $this -> httpgetvars = $this -> cocoquery -> parseQueryString();
    }
  }

  // * sets pagename,pageid, hits and comments
  // * adds page to database if page had not seen before
  function setVars()
  {
    global $HTTP_SERVER_VARS;
    global $COCO_CONF_VARS;
    $this -> pagename = $HTTP_SERVER_VARS[SCRIPT_URI];
    // check if page is already registered
    $query = "SELECT id,hits,comments";
    $query.= " FROM $COCO_CONF_VARS[TBCOUNTER] ";
    $query.= "WHERE name='$this->pagename';";
    $answer = $this -> cocodb -> db_query ($query);
    if($result = $this -> cocodb -> db_fetch_array($answer))
    {
      // page is here. Set Variables.
      $this -> pageid = $result[id];
      $this -> hits = $result[hits];
      $this -> comments = $result[comments];
      $this -> description = $result[description];
    } else {
      // page is viewed for the first time. Add it.
      $this -> hits = 1;
      $this -> comments = 0;
      $query = "INSERT INTO $COCO_CONF_VARS[TBCOUNTER] (id,name,hits,comments) ";
      $query.= "VALUES('','$this->pagename',1,0);"; 
      $this -> cocodb -> db_query ($query);
      $this -> pageid = $this -> cocodb -> db_insert_id();
    }
  }

  // We do encapsulate the call of the HTML-Rendering
  // Function to make the include-file small and easy to
  // understand.
  function includePageComments()
  {
    global $COCO_CONF_VARS;
    $lc = $this -> cococommenter -> lastcomment
      ($this -> cocodb, $this -> pageid, "page", $this -> comments);
    $datestring = date("$COCO_CONF_VARS[TIMESTRING]",$lc[ctime]);
    $this -> cocohtml -> showInclude
      ( $this -> pageid,
        $this -> comments,
	$this -> hits,
	$lc[cname],
	$datestring,
	$lc[ctitle],
	$lc[cemail],
	$lc[curl]
      );
  }

  // Adding a page description for $pgid
  function insertDescription($cocodb,$pgid,$description)
  {
    global $COCO_CONF_VARS;
    $query = "UPDATE $COCO_CONF_VARS[TBCOUNTER] set description=";
    $query.= "'$description' WHERE id=$pgid;";
    if($cocodb -> db_query($query))
    { return true;} else { return false; }
  }

  function dropComment($cocodb,$cid,$pgid)
  {
    global $HTTP_POST_VARS;
    global $COCO_CONF_VARS;
    global $COCO_STRINGS;

    $query = "SELECT count(pgid) FROM $COCO_CONF_VARS[TBCOMMENT] ";
    $query.= "WHERE paid='$cid' GROUP BY pgid;";
    $answer = $cocodb -> db_query($query);
    if($result = $cocodb -> db_fetch_array($answer))
    {
      // There are children, so we cannot simply drop the article
      $text = ereg_replace("<--DATE-->","$date", 
      $COCO_STRINGS[MAGIC_REMOVED]); 
      $query = "UPDATE $COCO_CONF_VARS[TBCOMMENT] SET text='$text', ";
      $query.= "name='', email='', url='', title='', replies='no' ";
      $query.= "WHERE id='$cid';";
      if($cocodb -> db_query($query))
      {
        return true;
      }
    } else {
      $query = "DELETE FROM $COCO_CONF_VARS[TBCOMMENT] ";
      $query.= "WHERE id='$cid';";
      if($cocodb -> db_query($query))
      {
        $query = "UPDATE $COCO_CONF_VARS[TBCOUNTER] SET";
	$query.= " comments=comments-1 WHERE id='$pgid';";
	if($cocodb -> db_query($query))
	{
	  return true;
	}
      }
    }
  }

  function updateComment($cocodb,$cid,$pgid)
  {
    global $HTTP_POST_VARS;
    global $COCO_CONF_VARS;
    global $COCO_STRINGS;

    $text = $HTTP_POST_VARS[text];
    $date = date("$COCO_CONF_VARS[TIMESTRING]",time());
    $append = ereg_replace("<--DATE-->","$date", 
      $COCO_STRINGS[MAGIC_C_MODIFIED]);
    $text .= $append;

    $query = "UPDATE $COCO_CONF_VARS[TBCOMMENT] SET ";
    $query.= "name='$HTTP_POST_VARS[name]', ";
    $query.= "email='$HTTP_POST_VARS[email]', ";
    $query.= "url='$HTTP_POST_VARS[url]', ";
    $query.= "title='$HTTP_POST_VARS[title]', ";
    $query.= "text='$text' WHERE id=$cid;";

    if($cocodb -> db_query($query))
      { return true; }
  }

}
?>