From 85a60f15e5745247cc672337480934d357c2fc5d Mon Sep 17 00:00:00 2001 From: rvelices Date: Mon, 21 Nov 2011 20:46:05 +0000 Subject: feature 2486: Add an admin view for rates by user (improvement) git-svn-id: http://piwigo.org/svn/trunk@12650 68402e56-0260-453c-a942-63ccdbb3a9ee --- admin/rating_user.php | 59 ++++++++++++++++----------- admin/themes/default/template/rating_user.tpl | 21 +++++----- 2 files changed, 47 insertions(+), 33 deletions(-) diff --git a/admin/rating_user.php b/admin/rating_user.php index 9dcd28576..e42afe39a 100644 --- a/admin/rating_user.php +++ b/admin/rating_user.php @@ -36,6 +36,7 @@ if (isset($_GET['f_min_rates'])) $filter_min_rates = (int)$_GET['f_min_rates']; } +// build users global $conf; $query = 'SELECT DISTINCT u.'.$conf['user_fields']['id'].' AS id, @@ -48,22 +49,19 @@ $users_by_id = array(); $result = pwg_query($query); while ($row = pwg_db_fetch_assoc($result)) { - $user = array( + $users_by_id[(int)$row['id']] = array( 'name' => $row['name'], 'anon' => is_autorize_status(ACCESS_CLASSIC, $row['status']) ? false : true ); - $users_by_id[(int)$row['id']] = $user; } -$by_rate_model = array(); +$by_user_rating_model = array( 'rates' => array() ); foreach($conf['rate_items'] as $rate) { - $by_rate_model[$rate] = array(); + $by_user_rating_model['rates'][$rate] = array(); } -$by_user_rating_model = array( 'rates' => $by_rate_model); - $image_ids = array(); $by_user_ratings = array(); $query = ' @@ -71,26 +69,25 @@ SELECT * FROM '.RATE_TABLE.' ORDER by date DESC'; $result = pwg_query($query); while ($row = pwg_db_fetch_assoc($result)) { - if (!isset($users_by_id[$row['user_id']])) { $users_by_id[$row['user_id']] = array('name' => '???'.$row['user_id'], 'anon' => false); } - $user = $users_by_id[$row['user_id']]; - if ($user['anon']) + $usr = $users_by_id[$row['user_id']]; + if ($usr['anon']) { - $user_key = $user['name'].'('.$row['anonymous_id'].')'; + $user_key = $usr['name'].'('.$row['anonymous_id'].')'; } else { - $user_key = $user['name']; + $user_key = $usr['name']; } $rating = & $by_user_ratings[$user_key]; if ( is_null($rating) ) { $rating = $by_user_rating_model; $rating['uid'] = (int)$row['user_id']; - $rating['aid'] = $user['anon'] ? $row['anonymous_id'] : ''; + $rating['aid'] = $usr['anon'] ? $row['anonymous_id'] : ''; } $rating['rates'][$row['rate']][] = array( 'id' => $row['element_id'], @@ -100,8 +97,7 @@ while ($row = pwg_db_fetch_assoc($result)) unset($rating); } - - +// get image tn urls $image_urls = array(); if (count($image_ids) > 0 ) { @@ -118,24 +114,41 @@ if (count($image_ids) > 0 ) } } +$query='SELECT element_id, + AVG(rate) AS avg + FROM '.RATE_TABLE.' + GROUP BY element_id'; +$all_img_sum = array(); +$result = pwg_query($query); +while ($row = pwg_db_fetch_assoc($result)) +{ + $all_img_sum[(int)$row['element_id']] = array( 'avg'=>(float)$row['avg'] ); +} + foreach($by_user_ratings as $id => &$rating) { - $c=0; $s=0; $ss=0; + $c=0; $s=0; $ss=0; $consensus_dev=0; foreach($rating['rates'] as $rate => $rates) { $ct = count($rates); $c += $ct; $s += $ct * $rate; $ss += $ct * $rate * $rate; + foreach($rates as $id_date) + { + $consensus_dev += abs($rate - $all_img_sum[$id_date['id']]['avg']); + } } + $consensus_dev /= $c; + $var = ($ss - $s*$s/$c)/$c; $rating += array( 'id' => $id, 'count' => $c, 'avg' => $s/$c, - 'std' => sqrt($var), 'cv' => $s==0 ? -1 : sqrt($var)/($s/$c), // http://en.wikipedia.org/wiki/Coefficient_of_variation + 'cd' => $consensus_dev ); } unset($rating); @@ -162,19 +175,18 @@ function count_compare($a, $b) return ($d==0) ? 0 : ($d<0 ? -1 : 1); } -function std_compare($a, $b) +function cv_compare($a, $b) { - $d = $a['std'] - $b['std']; + $d = $b['cv'] - $a['cv']; //desc return ($d==0) ? 0 : ($d<0 ? -1 : 1); } -function cv_compare($a, $b) +function consensus_dev_compare($a, $b) { - $d = $a['cv'] - $b['cv']; + $d = $b['cd'] - $a['cd']; //desc return ($d==0) ? 0 : ($d<0 ? -1 : 1); } - $order_by_index=3; if (isset($_GET['order_by']) and is_numeric($_GET['order_by'])) { @@ -184,8 +196,8 @@ if (isset($_GET['order_by']) and is_numeric($_GET['order_by'])) $available_order_by= array( array(l10n('Average rate'), 'avg_compare'), array(l10n('Number of rates'), 'count_compare'), - array('StDev', 'std_compare'), - array('Coeff of Variation', 'cv_compare'), + array(l10n('Variation'), 'cv_compare'), + array(l10n('Consensus deviation'), 'consensus_dev_compare'), ); for ($i=0; $iassign( array( 'available_rates' => $conf['rate_items'], 'ratings' => $by_user_ratings, 'image_urls' => $image_urls, + 'TN_WIDTH' => 20+2*$conf['upload_form_thumb_maxwidth'], ) ); $template->set_filename('rating', 'rating_user.tpl'); $template->assign_var_from_handle('ADMIN_CONTENT', 'rating'); diff --git a/admin/themes/default/template/rating_user.tpl b/admin/themes/default/template/rating_user.tpl index b69815528..72d6a26ce 100644 --- a/admin/themes/default/template/rating_user.tpl +++ b/admin/themes/default/template/rating_user.tpl @@ -1,3 +1,5 @@ +

{$ratings|@count} {'Users'|@translate}

+