e107_handlers/rate_class.php
<?php
/*
+ ----------------------------------------------------------------------------+
|
| e107 website system
| Copyright (C) 2008-2016 e107 Inc (e107.org)
| Licensed under GNU GPL (http://www.gnu.org/licenses/gpl.txt)
|
+ ----------------------------------------------------------------------------+
*/
if (!defined('e107_INIT')) { exit; }
e107::includeLan(e_LANGUAGEDIR.e_LANGUAGE."/lan_rate.php");
/**
*
*/
class rater
{
private $ratings = array(); // loaded values.
private $multi = false; // multiple lookup .
function __construct()
{
}
/**
* Render ratings widget
*
* @param string $table eg. 'news'
* @param integer $id
* @param array $options = [
* 'multi' => (bool) set to true if used in a loop. ie. mutliple table lookups.
* 'readonly' => (bool)
* 'label' => (string)
* 'template' => (string) default is 'STATUS |RATE|VOTES'
* 'uniqueId' => (string) (optional) = unique identifer to avoid ID conflicts;
* ]
* @return string
*/
function render($table, $id, $options=array())
{
if(!empty($options['multi']))
{
$this->multi = true;
}
list($votes,$score,$uvoted) = $this->getrating($table, $id);
// return "Table=".$table." itmeId=".$id." Votes=".$votes." score=".$score;
if(is_string($options))
{
parse_str($options,$options);
}
$label = varset($options['label'],RATELAN_5);
if(!empty($options['readonly']))
{
$readonly = '1';
}
else
{
$readonly = $this->checkrated($table, $id) ? '1' : '0';
}
$hintArray = array(RATELAN_POOR,RATELAN_FAIR,RATELAN_GOOD,RATELAN_VERYGOOD,RATELAN_EXCELLENT);
$datahint = implode(",",$hintArray);
$path = e_JS_ABS."rate/img/";
$score = ($score / 2);
// var_dump($readonly);
if(!$votes)
{
$voteDiz = RATELAN_4;
}
else
{
$voteDiz = ($votes == 1) ? RATELAN_0 : RATELAN_1;
}
if($readonly == '1')
{
$label = RATELAN_3;
}
if(!USERID)
{
$label = RATELAN_6; // Please login to vote.
$readonly = '1';
}
$template = vartrue($options['template'], " STATUS |RATE|VOTES");
$identifier = $table.'-'.$id.'-'.vartrue($options['uniqueId'],'rate');
$TEMPLATE['STATUS'] = " <span class='e-rate-status e-rate-status-{$table}' id='e-rate-{$identifier}' style='display:none'>".$label."</span>";
$TEMPLATE['RATE'] = "<div class='e-rate e-rate-{$table}' id='{$identifier}' data-hint=\"{$datahint}\" data-readonly='{$readonly}' data-score='{$score}' data-url='".e_HTTP."rate.php' data-path='{$path}'>".$label."</div>";
$TEMPLATE['VOTES'] = "<div class='muted e-rate-votes e-rate-votes-{$table}' id='e-rate-votes-{$identifier}'><small>".$this->renderVotes($votes,$score)."</small></div>";
$tmp = explode("|",$template);
$text = "";
foreach($tmp as $k)
{
if (!empty($TEMPLATE[$k]))
{
$text .= $TEMPLATE[$k];
}
}
return $text;
}
/**
* @param $votes
* @param $score
* @return string
*/
function renderVotes($votes, $score) // TODO use template?
{
if(!$votes)
{
$voteDiz = RATELAN_4;
}
else
{
$voteDiz = ($votes == 1) ? RATELAN_0 : RATELAN_1;
}
return "{$score}/5 : {$votes} ".$voteDiz;
}
// Legacy Rate Selector.
/**
* @param $text
* @param $table
* @param $id
* @param $mode
* @return string
*/
function rateselect($text, $table, $id, $mode=FALSE)
{
//$mode : if mode is set, no urljump will be used (used in combined comments+rating system)
$table = preg_replace('/\W/', '', $table);
$id = intval($id);
// return $this->render($text,$table,$id,$mode);
// $self = $_SERVER['PHP_SELF'];
// if ($_SERVER['QUERY_STRING']) {
// $self .= "?".$_SERVER['QUERY_STRING'];
// }
$self = e_REQUEST_URI;
$jump = "";
$url = "";
if($mode==FALSE){
$jump = "onchange='urljump(this.options[selectedIndex].value)'";
$url = e_HTTP."rate.php?";
}
$str = $text."
<select name='rateindex' ".$jump." class='tbox'>
<option selected='selected' value='0'>".RATELAN_5."</option>
<option value='".$url."{$table}^{$id}^{$self}^1'>1</option>
<option value='".$url."{$table}^{$id}^{$self}^2'>2</option>
<option value='".$url."{$table}^{$id}^{$self}^3'>3</option>
<option value='".$url."{$table}^{$id}^{$self}^4'>4</option>
<option value='".$url."{$table}^{$id}^{$self}^5'>5</option>
<option value='".$url."{$table}^{$id}^{$self}^6'>6</option>
<option value='".$url."{$table}^{$id}^{$self}^7'>7</option>
<option value='".$url."{$table}^{$id}^{$self}^8'>8</option>
<option value='".$url."{$table}^{$id}^{$self}^9'>9</option>
<option value='".$url."{$table}^{$id}^{$self}^10'>10</option>
</select>";
return $str;
}
/**
* @param $table
* @param $id
* @return string
*/
function rateradio($table, $id) {
$table = preg_replace('/\W/', '', $table);
$id = intval($id);
$str = "
<input type='radio' value='1' />1
<input type='radio' value='2' />2
<input type='radio' value='3' />3
<input type='radio' value='4' />4
<input type='radio' value='5' />5
<input type='radio' value='6' />6
<input type='radio' value='7' />7
<input type='radio' value='8' />8
<input type='radio' value='9' />9
<input type='radio' value='10' />10";
return $str;
}
/**
* @param $table
* @param $id
* @return bool
*/
function checkrated($table, $id) {
$table = preg_replace('/\W/', '', $table);
$id = intval($id);
$sql = new db;
if(!$sql->select("rate", "*", "rate_table = '{$table}' AND rate_itemid = '{$id}' "))
{
return false;
}
else
{
$row = $sql->fetch();
if(preg_match("/\." . USERID . "\./", $row['rate_voters']))
{
return true;
//added option to split an individual users rating
}
elseif(preg_match("/\." . USERID . chr(1) . "([0-9]{1,2})\./", $row['rate_voters']))
{
return true;
}
else
{
return false;
}
}
}
/**
* @param $table
* @param $id
* @param $userid
* @return array|false|int[]|mixed|string
*/
function getrating($table, $id, $userid=false)
{
//userid : boolean, get rating for a single user, or get general total rating of the item
$table = preg_replace('/\W/', '', $table);
$id = intval($id);
if($id == 0)
{
return RATELAN_10;
}
if($this->multi === true)
{
if(isset($this->ratings[$table]))
{
if(!empty($this->ratings[$table][$id]))
{
return $this->ratings[$table][$id];
}
return array(0,0,0);
}
$tmp = e107::getDb('rate')->retrieve("rate", "*", "rate_table = '{$table}' ",true);
$val = array();
foreach($tmp as $row)
{
$rid = $row['rate_itemid'];
$val[$rid] = $this->processRow($row,$userid);
}
$this->ratings[$table] = $val;
if(!empty($this->ratings[$table][$id]))
{
return $this->ratings[$table][$id];
}
return array(0,0,0);
}
// $sep = chr(1);
$sql = new db;
if (!$sql->select("rate", "*", "rate_table = '{$table}' AND rate_itemid = '{$id}' "))
{
return false;
}
else
{
$rowgr = $sql->fetch();
return $this->processRow($rowgr,$userid);
}
}
/**
* @param array $rowgr
* @param bool $userid
* @return array
*/
private function processRow($rowgr,$userid = false)
{
$sep = chr(1);
if($userid == true)
{
$rating = array();
$rateusers = explode(".", $rowgr['rate_voters']);
for($i = 0, $iMax = count($rateusers); $i < $iMax; $i++)
{
if(strpos($rateusers[$i], $sep))
{
$rateuserinfo[$i] = explode($sep, $rateusers[$i]);
if($userid == $rateuserinfo[$i][0])
{
$rating[0] = 0; //number of votes, not relevant in users rating
$rating[1] = $rateuserinfo[$i][1]; //the rating by this user
$rating[2] = 0; //no remainder is present, because we have a single users rating
break;
}
}
else
{
$rating[0] = 0; //number of votes, not relevant in users rating
$rating[1] = 0; //the rating by this user
$rating[2] = 0; //no remainder is present, because we have a single users rating
}
}
}
else
{
$rating[0] = $rowgr['rate_votes']; // $rating[0] == number of votes
$tmp = $rowgr['rate_rating'] / $rowgr['rate_votes'];
$tmp = (strpos($tmp, ",")) ? explode(",", $tmp) : explode(".", $tmp);
$rating[1] = $tmp[0];
if(isset($tmp[1]))
{
$rating[2] = substr($tmp[1], 0, 1);
}
else
{
$rating[2] = "0";
}
}
return $rating;
}
/**
* @param $table
* @param $itemid
* @param $rate
* @return string|void|null
*/
function submitVote($table, $itemid, $rate)
{
$array = $table."^".$itemid."^^".$rate;
return $this->enterrating($array,true);
}
/**
* @param string $table table without prefix that the like is for
* @param int $itemid: item id within that table for the item to be liked
* @param mixed $curVal: optional array of current values for 'up' and 'down'
* @param bool $perc: optional percentage mode. Displays percentages instead of totals.
*/
function renderLike($table,$itemid,$curVal=false,$perc=false)
{
$tp = e107::getParser();
$id = "rate-".$table."-".$itemid; // "-up or -down is appended to the ID by jquery as both value will need updating.
if($curVal == false)
{
$curVal = $this->getLikes($table,$itemid);
}
$p = ($perc) ? "%" : "";
$upImg = "<img class='e-tip' src='".e_IMAGE_ABS."rate/like_16.png' alt='' title='".RATELAN_7."' />";//like
$upDown = "<img class='e-tip' src='".e_IMAGE_ABS."rate/dislike_16.png' alt='' title='".RATELAN_8."' />";//dislike
if(deftrue('BOOTSTRAP'))
{
$upImg = $tp->toGlyph('fa-thumbs-up',false); // "<i class='icon-thumbs-up'></i>";
$upDown = $tp->toGlyph('fa-thumbs-down',false); // "<i class='icon-thumbs-down'></i>";
}
$text = "<span id='{$id}-up'>".intval($curVal['up'])."{$p}</span>
<a class='e-rate-thumb e-rate-up' href='".e_HTTP."rate.php?table={$table}&id={$itemid}&type=up#{$id}'>{$upImg}</a>
<span id='{$id}-down'>".intval($curVal['down'])."{$p}</span>
<a class='e-rate-thumb e-rate-down' href='".e_HTTP."rate.php?table={$table}&id={$itemid}&type=down#{$id}'>{$upDown}</a>";
return $text;
}
/**
* @param $table
* @param $itemid
* @param $perc
* @return array|int[]|string[]
*/
protected function getLikes($table, $itemid, $perc=false)
{
$sql = e107::getDb();
if($sql->select("rate","*","rate_table = '{$table}' AND rate_itemid = '{$itemid}' LIMIT 1"))
{
$row = $sql->fetch();
if($perc == true) // Percentage Mode
{
$up = round(($row['rate_up'] / $row['rate_votes']) * 100) . "%";
$down = round(($row['rate_down'] / $row['rate_votes']) * 100) . "%";
return array('up'=>$up,'down'=>$down,'total'=> $row['rate_votes']);
}
else // Counts mode.
{
$up = $row['rate_up'];
$down = $row['rate_down'];
return array('up'=>$up,'down'=>$down,'total'=>$row['rate_votes']);
}
}
return ($perc == false) ? array('up'=>0,'down'=>0,'total'=>0) : array('up'=>'0%','down'=>'0%','total'=>'0%');
}
/**
* @param $table
* @param $itemid
* @param $type
* @param $perc
* @return false|string|null
*/
function submitLike($table, $itemid, $type, $perc=false)
{
$sql = e107::getDb();
if($sql->select("rate","*","rate_table = '{$table}' AND rate_itemid = '{$itemid}' LIMIT 1"))
{
$row = $sql->fetch();
if(preg_match("/\.". USERID."\./",$row['rate_voters'])) // already voted.
{
return false;
}
$newvoters = $row['rate_voters'].".".USERID.".";
$totalVotes = $row['rate_votes'] + 1;
$totalDown = $row['rate_down'] + (($type == 'down') ? 1 : 0);
$totalUp = $row['rate_up'] + (($type == 'up') ? 1 : 0);
$qry = ($type == 'up') ? "rate_up = {$totalUp} " : "rate_down = {$totalDown}";
$qry .= ", rate_voters = '{$newvoters}', rate_votes = {$totalVotes} ";
$qry .= " WHERE rate_table = '{$table}' AND rate_itemid = '{$itemid}'";
if($sql->update("rate",$qry))
{
if($perc == true) // Percentage Mode
{
$up = round(($totalUp /$totalVotes) * 100) . "%";
$down = round(($totalDown /$totalVotes) * 100) . "%";
}
else // Counts mode.
{
$up = $totalUp;
$down = $totalDown;
}
$edata = array(
'like_pid' => $row['rate_id'],
'like_table' => $table,
'like_item_id' => $itemid,
'like_author_id' => USERID,
'like_author_name' => USERNAME,
'like_up_count' => $totalUp,
'like_down_count' => $totalDown,
'like_totalvotes' => $totalVotes,
'like_type' => $type
);
e107::getEvent()->trigger('user_like_submitted', $edata);
return $up."|".$down;
}
}
else
{
$insert = array(
// "rate_id" => 0, // let it increment
"rate_table" => $table,
"rate_itemid" => $itemid,
"rate_rating" => 0,
"rate_votes" => 1,
"rate_voters" => ".".USERID.".",
"rate_up" => ($type == 'up') ? 1 : 0,
"rate_down" => ($type == 'down') ? 1 : 0
);
if($row = $sql->insert("rate", $insert))
{
$edata = array(
'like_pid' => $row,
'like_table' => $table,
'like_item_id' => $itemid,
'like_author_id' => USERID,
'like_author_name' => USERNAME,
'like_up_count' => ($type == 'up') ? 1 : 0,
'like_down_count' => ($type == 'down') ? 1 : 0,
'like_totalvotes' => 1,
'like_type' => $type
);
e107::getEvent()->trigger('user_like_submitted', $edata);
if($perc == true) // Percentage Mode
{
return ($type == 'up') ? "100%|0%" : "0%|100%";
}
else
{
return ($type == 'up') ? "1|0" : "0|1";
}
}
}
return null;
}
/**
* @param $rateindex
* @param $ajax
* @return string|void|null
*/
function enterrating($rateindex, $ajax = false)
{
$sql = e107::getDb();
$tp = e107::getParser();
$qs = explode("^", $rateindex);
if (!$qs[0] || USER == FALSE || $qs[3] > 10 || $qs[3] < 1)
{
if($ajax == false)
{
e107::redirect();
exit;
}
else
{
return LAN_ERROR.": ".print_a($qs,true);
}
}
$table = $tp -> toDB($qs[0], true);
$itemid = intval($qs[1]);
$rate = intval($qs[3]);
//rating is now stored as userid-rating (to retain individual users rating)
//$sep = "^";
$sep = chr(1); // problematic - invisible in phpmyadmin.
$voter = USERID.$sep.intval($qs[3]);
if ($sql->select("rate", "*", "rate_table='{$table}' AND rate_itemid='{$itemid}' "))
{
$row = $sql -> fetch();
$rate_voters = $row['rate_voters'].".".$voter.".";
$new_votes = $row['rate_votes'] + 1;
$new_rating = $row['rate_rating'] + $rate;
$stat = ($new_rating /$new_votes)/2;
$statR = round($stat,1);
if(strpos($row['rate_voters'], ".".$voter.".") == true || strpos($row['rate_voters'], ".".USERID.".") == true)
{
return RATELAN_9."|".$this->renderVotes($new_votes,$statR); // " newvotes = ".($statR). " =".$new_votes;
}
if($sql->update("rate", "rate_votes= ".$new_votes.", rate_rating='{$new_rating}', rate_voters='{$rate_voters}' WHERE rate_id='{$row['rate_id']}' "))
{
$edata = array(
'rate_pid' => $row['rate_id'],
'rate_table' => $table,
'rate_item_id' => $itemid,
'rate_author_id' => USERID,
'rate_author_name' => USERNAME,
'rate_old_votes' => $row['rate_votes'],
'rate_new_votes' => $new_votes,
'rate_old_rating' => $row['rate_rating'],
'rate_new_rating' => $new_rating
);
e107::getEvent()->trigger('user_rate_submitted', $edata);
return RATELAN_3."|".$this->renderVotes($new_votes,$statR); // Thank you for your vote.
}
else
{
return LAN_ERROR;
}
}
else
{
$insert = array(
// "rate_id" => 0,
"rate_table" => $table,
"rate_itemid" => $itemid,
"rate_rating" => $rate,
"rate_votes" => 1,
"rate_voters" => ".".$voter.".",
"rate_up" => 0,
"rate_down" => 0
);
if($row = $sql->insert("rate", $insert))
// if($sql->db_Insert("rate", " 0, '$table', '$itemid', '$rate', '1', '.".$voter.".' "))
{
$edata = array(
'rate_pid' => $row,
'rate_table' => $table,
'rate_item_id' => $itemid,
'rate_author_id' => USERID,
'rate_author_name' => USERNAME,
'rate_old_votes' => 0,
'rate_new_votes' => 1,
'rate_old_rating' => null,
'rate_new_rating' => $rate
);
e107::getEvent()->trigger('user_rate_submitted', $edata);
$stat = ($rate /1)/2;
$statR = round($stat,1);
return RATELAN_3."|".$this->renderVotes(1,$statR); // Thank you for your vote.
}
elseif(getperms('0'))
{
return RATELAN_11;
}
}
return null;
}
/**
* @param $table
* @param $id
* @param $enter
* @param $userid
* @param $nojump
* @return string
*/
function composerating($table, $id, $enter=TRUE, $userid=FALSE, $nojump=FALSE){
//enter : boolean to show (rateselect box + textual info) or not
//userid : used to calculate a users given rating
//nojump : boolean, if present no urljump will be used (needed in comment_rating system)
$rate = "";
if($ratearray = $this -> getrating($table, $id, $userid)){
if($ratearray[1] > 0){
for($c=1; $c<= $ratearray[1]; $c++){
$rate .= "<img src='".e_IMAGE_ABS."rate/box.png' alt='' style='height:8px; vertical-align:middle' />";
}
if($ratearray[1] < 10){
for($c=9; $c>=$ratearray[1]; $c--){
$rate .= "<img src='".e_IMAGE_ABS."rate/empty.png' alt='' style='height:8px; vertical-align:middle' />";
}
}
$rate .= "<img src='".e_IMAGE_ABS."rate/boxend.png' alt='' style='height:8px; vertical-align:middle' />";
if(empty($ratearray[2])){ $ratearray[2] = 0; }
$rate .= " ".$ratearray[1].".".$ratearray[2];
if(!$userid){
$rate .= " - ".$ratearray[0]." ";
$rate .= ($ratearray[0] == 1 ? RATELAN_0 : RATELAN_1);
}
}
}else{
if($enter===TRUE){
$rate .= RATELAN_4;
}
}
if($enter===TRUE){
if(!isset($ratearray[1]) || $ratearray[1] > 0){
$rate .= " - ";
}
if(!$this -> checkrated($table, $id) && USER){
$rate .= $this -> rateselect(RATELAN_2, $table, $id, $nojump);
}else if(USER){
$rate .= RATELAN_3;
}
}
return $rate;
}
/**
* @param $table
* @param $id
* @return int
*/
function delete_ratings($table, $id)
{
global $tp, $sql;
$table = $tp->toDB($table, true);
$id = intval($id);
return $sql -> delete("rate", "rate_itemid='{$id}' AND rate_table='{$table}'");
}
}