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<?php //-*-php-*-
rcs_id('$Id: Buddy.php,v 1.3 2004/11/21 11:59:26 rurban Exp $');
// It is anticipated that when userid support is added to phpwiki,
// this object will hold much more information (e-mail,
// home(wiki)page, etc.) about the user.
// There seems to be no clean way to "log out" a user when using HTTP
// authentication. So we'll hack around this by storing the currently
// logged in username and other state information in a cookie.
// 2002-09-08 11:44:04 rurban
// Todo: Fix prefs cookie/session handling:
// _userid and _homepage cookie/session vars still hold the
// serialized string.
// If no homepage, fallback to prefs in cookie as in 1.3.3.
/**
*
*/
require_once (dirname(__FILE__)."/Utils.php");
/*
class Buddy extends WikiUserNew {}
*/
function addBuddy($user, $buddy, $dbi)
{
$START_DELIM = _("Buddies:");
// the delimiter is really a comma, but include a space to make it look
// nicer (getBuddies strips out extra spaces when extracting buddies)
$DELIM = ", ";
addPageTextData($user, $dbi, $buddy, $START_DELIM, $DELIM);
}
function getBuddies($fromUser, $dbi, $thePage = ""){
$START_DELIM = $thePage . _("Buddies:");
$DELIM = ",";
$buddies_array = getPageTextData($fromUser, $dbi, $START_DELIM, $DELIM);
if (count($buddies_array) == 0 and $thePage !== "") {
$buddies_array = getPageTextData($fromUser, $dbi, _("Buddies:"), $DELIM);
}
return $buddies_array;
}
function CoAgreement($dbi, $page, $users, $active_userid){
//Returns a "yes" 1, "no" -1, or "unsure" 0 for whether
//the group agrees on the page based on their ratings
$cur_page = $page;
$my_ratings_iter = $dbi->get_rating(0, $active_userid, $page);
$my_ratings_single = $my_ratings_iter->next();
$cur_rating = $my_ratings_single['ratingvalue'];
$MIDDLE_RATING = 3;
if($cur_rating >= $MIDDLE_RATING){
$agreePos = 1;
} else {
$agreePos = 0;
}
foreach($users as $buddy){
$buddy_rating_iter = $dbi->get_rating(0, $buddy, $cur_page);
$buddy_rating_array = $buddy_rating_iter->next();
$buddy_rating = $buddy_rating_array['ratingvalue'];
if($buddy_rating == ""){
$agree = 1;
}else if($agreePos && $buddy_rating >= $MIDDLE_RATING){
$agree = 1;
} else if(!$agreePos && $buddy_rating < $MIDDLE_RATING){
$agree = 1;
} else {
$agree = 0;
break;
}
}
if($agree && $agreePos){
return 1;
} else if($agree && !$agreePos){
return -1;
} else {
return 0;
}
}
function MinMisery($dbi, $page, $users, $active_userid){
//Returns the minimum rating for the page
//from all the users.
$cur_page = $page;
$my_ratings_iter = $dbi->get_rating(0, $active_userid, $page);
$my_ratings_single = $my_ratings_iter->next();
$cur_rating = $my_ratings_single['ratingvalue'];
$min = $cur_rating;
foreach($users as $buddy){
$buddy_rating_iter = $dbi->get_rating(0, $buddy, $cur_page);
$buddy_rating_array = $buddy_rating_iter->next();
$buddy_rating = $buddy_rating_array['ratingvalue'];
if($buddy_rating != "" && $buddy_rating < $min){
$min = $buddy_rating;
}
}
return $min;
}
function AverageRating($dbi, $page, $users, $active_userid){
//Returns the average rating for the page
//from all the users.
$cur_page = $page;
$my_ratings_iter = $dbi->get_rating(0, $active_userid, $page);
$my_ratings_single = $my_ratings_iter->next();
$cur_rating = $my_ratings_single['ratingvalue'];
if($cur_rating != ""){
$total = $cur_rating;
$count = 1;
} else {
$total = 0;
$count = 0;
}
foreach($users as $buddy){
$buddy_rating_iter = $dbi->get_rating(0, $buddy, $cur_page);
$buddy_rating_array = $buddy_rating_iter->next();
$buddy_rating = $buddy_rating_array['ratingvalue'];
if($buddy_rating != ""){
$total = $total + $buddy_rating;
$count++;
}
}
if($count == 0){
return 0;
} else {
return $total / $count;
}
}
// $Log: Buddy.php,v $
// Revision 1.3 2004/11/21 11:59:26 rurban
// remove final \n to be ob_cache independent
//
// Revision 1.2 2004/11/15 16:00:02 rurban
// enable RateIt imgPrefix: '' or 'Star' or 'BStar',
// enable blue prediction icons,
// enable buddy predictions.
//
// Revision 1.1 2004/06/18 14:42:17 rurban
// added wikilens libs (not yet merged good enough, some work for DanFr)
//
// Local Variables:
// mode: php
// tab-width: 8
// c-basic-offset: 4
// c-hanging-comment-ender-p: nil
// indent-tabs-mode: nil
// End:
?>
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