discourse-legacysite-perl/site/runshops/rating/classes/rating.class.php
2024-06-17 22:42:14 +10:00

280 lines
12 KiB
PHP

<?php
class Rating
{
## PRIVATE VARIABLES
## END PRIVATE VARIABLES
## PUBLIC METHODS
// Output the Rating information
// Returns a string of HTML
public static function OutputRating($varParent, $varItem)
{
// Verify $varItem was provided
if ($varItem != null && strlen(trim($varItem)) != 0 && $varParent != null && strlen(trim($varParent)) != 0)
{
// Check if Magic QUotes is ON
if (!get_magic_quotes_gpc())
{
$varItem = addslashes($varItem);
$varParent = addslashes($varParent);
}
// Information for the Output
$averageStars = Rating::CalculateAverageRating($varParent, $varItem);
// Check to see that the user has not already rated this item
if (Rating::CheckRatingsByIp($varParent, $varItem) == 0)
{
$classes = "rating " . Rating::ShowStars($averageStars);
$cat_info = Rating::FetchCategoryInfo($varItem);
// Write Output HTML for the Rating Data
$output = "\r\n";
$output .= "<div class=\"rating-table\"><div><strong>{$cat_info['rating_cat_name']}</strong></div>\r\n";
$output .= "<div>{$cat_info['rating_cat_min']}</div><div><div class=\"rated\"><ul class=\"{$classes}\" style='margin: 0px 0px 10px 0px;' id=\"{$varParent}_{$varItem}\">\r\n";
$output .= " <li class=\"one\"><a href=\"javascript:RateItem('{$varParent}','{$varItem}', 1);\" title=\"1 Star\">1</a></li>\r\n";
$output .= " <li class=\"two\"><a href=\"javascript:RateItem('{$varParent}','{$varItem}', 2);\" title=\"2 Stars\">2</a></li>\r\n";
$output .= " <li class=\"three\"><a href=\"javascript:RateItem('{$varParent}','{$varItem}', 3);\" title=\"3 Stars\">3</a></li>\r\n";
$output .= " <li class=\"four\"><a href=\"javascript:RateItem('{$varParent}','{$varItem}', 4);\" title=\"4 Stars\">4</a></li>\r\n";
$output .= " <li class=\"five\"><a href=\"javascript:RateItem('{$varParent}','{$varItem}', 5);\" title=\"5 Stars\">5</a></li>\r\n";
$output .= "</ul></div></div><div> {$cat_info['rating_cat_max']}</div></div>\r\n";
}
else
{
$classes = "rated " . Rating::ShowStars($averageStars);
$cat_info = Rating::FetchCategoryInfo($varItem);
// Write Output HTML for the Rating Data
$output = "\r\n";
$output .= "<div class=\"rating-table\"><div><strong>{$cat_info['rating_cat_name']}</strong></div>\r\n";
$output .= "<div>{$cat_info['rating_cat_min']}</div><div><div class=\"rated\"><ul class=\"{$classes}\" style='margin: 0px 0px 10px 0px;' id=\"{$varParent}_{$varItem}\">\r\n";
$output .= " <li class=\"one\">1</li>\r\n";
$output .= " <li class=\"two\">2</li>\r\n";
$output .= " <li class=\"three\">3</li>\r\n";
$output .= " <li class=\"four\">4</li>\r\n";
$output .= " <li class=\"five\">5</li>\r\n";
$output .= "</ul></div></div><div> {$cat_info['rating_cat_max']}</div></div>\r\n";
}
}
else
{
$output = "";
// This is a major issue. NO information can be retrieve if an item name is not passed.
Error::LogError("Variable Missing", "You must provide the item name for this function to find the average.");
}
return $output;
}
public static function OutputParentRating($varParent)
{
// Verify $varParent was provided
if ($varParent != null && strlen(trim($varParent)) != 0)
{
// Check if Magic QUotes is ON
if (!get_magic_quotes_gpc())
{
$varParent = addslashes($varParent);
}
// Information for the Output
$averageStars = Rating::CalculateAverageParentRating($varParent);
$classes = "rated " . Rating::ShowStars($averageStars);
//$parent_info = Rating::FetchParentInfo($varParent);
// Write Output HTML for the Rating Data
$output = "\r\n";
//$output .= "<div style='clear:both;'>Overall Rating</div>";
$output .= "<div style='height: 16px; width: 80px; position: relative;'><ul class=\"{$classes}\" id=\"{$varParent}\" style='margin: 0px 0px 10px 0px;'>\r\n";
$output .= " <li class=\"one\">1</li>\r\n";
$output .= " <li class=\"two\">2</li>\r\n";
$output .= " <li class=\"three\">3</li>\r\n";
$output .= " <li class=\"four\">4</li>\r\n";
$output .= " <li class=\"five\">5</li>\r\n";
$output .= "</ul></div>\r\n";
}
else
{
$output = "";
// This is a major issue. NO information can be retrieve if an item name is not passed.
Error::LogError("Variable Missing", "You must provide the parent name for this function to find the average.");
}
return $output;
}
// Rate an Item
// Returns the name/value pair of new class names and the item name
public static function RateItem($varParent, $varItem, $varRating, $varClasses)
{
$newClassNames = $varClasses;
// Verify $varName was provided
if ($varParent != null && strlen(trim($varParent)) != 0
&& $varItem != null && strlen(trim($varItem)) != 0
&& $varRating != null && strlen(trim($varRating)) != 0 && is_numeric($varRating)
&& $varClasses != null && strlen(trim($varClasses)) != 0)
{
// Check if Magic Quotes is ON
if (!get_magic_quotes_gpc())
{
$varItem = addslashes($varItem);
$varParent = addslashes($varParent);
}
// Check to see that the user has not already rated this item
if (Rating::CheckRatingsByIp($varParent, $varItem) == 0)
{
$ipAddress = $_SERVER['REMOTE_ADDR'];
$tempTime = time();
Database::ExecuteQuery("INSERT INTO `gforum_RunshopsRating` (`runshop_id_fk`, `category_id_fk`, `rating_vote`, `rating_ip`, `rating_date`) VALUES ('{$varParent}', '{$varItem}', {$varRating}, '{$ipAddress}', '{$tempTime}')", "InsertRating");
Database::FetchResults("InsertRating");
Database::FreeResults("InsertRating");
Database::RemoveSavedResults("InsertRating");
// Information for the Output
$averageStars = Rating::CalculateAverageRating($varParent, $varItem);
$newClassNames = "rated " . Rating::ShowStars($averageStars);
$averageStars = Rating::CalculateAverageParentRating($varParent);
$newClassParent = "rated " . Rating::ShowStars($averageStars);
}
}
else
{
// This is a major issue. NOT enough information was sent to log the item
Error::LogError("Variable(s) Missing", "You must provide all of the information to log the rating of this item.");
}
// Build Name/Value Pair to return
$nameValue = "classes={$newClassNames}&item={$varItem}&parent={$varParent}&parentClass={$newClassParent}";
return $nameValue;
}
## END PUBLIC METHODS
## PRIVATE METHODS
// Fetch Category Names & Min/Max Values
private static function FetchCategoryInfo($varItem)
{
// Query Category Info for a specific Category ID
Database::ExecuteQuery("SELECT * FROM `gforum_RunshopsRatingCategory` WHERE `rating_cat_id`='{$varItem}'", "CategoryInfo");
$results = Database::FetchResults("CategoryInfo");
Database::FreeResults("CategoryInfo");
Database::RemoveSavedResults("CategoryInfo");
return $results[0];
}
// Calculate Average Rating
// Returns the number of stars to show
private static function CalculateAverageRating($varParent, $varItem)
{
$averageStars = 0;
// Query Average Rating for a specific Item
Database::ExecuteQuery("SELECT AVG(`rating_vote`) AS `averageRating` FROM `gforum_RunshopsRating` WHERE `category_id_fk`='{$varItem}' AND `runshop_id_fk`='{$varParent}'", "AverageRating");
$results = Database::FetchResults("AverageRating");
Database::FreeResults("AverageRating");
Database::RemoveSavedResults("AverageRating");
// Round the Average into a Whole Number
if (sizeof($results) == 1)
{
if ($results[0]['averageRating'] != null)
{
$averageStars = round($results[0]["averageRating"], 0);
}
}
else
{
// This is simply a warning, as it isn't vital if no results were found, as the item may be new.
Error::LogWarning("Rating Data Missing", "No entries were found for '{$varName}', this might be the first entry.");
}
return $averageStars;
}
// Calculate Average Rating
// Returns the number of stars to show
private static function CalculateAverageParentRating($varParent)
{
$averageStars = 0;
// Query Average Rating for a specific Item
Database::ExecuteQuery("SELECT AVG(`rating_vote`) AS `averageRating` FROM `gforum_RunshopsRating` WHERE `runshop_id_fk`='{$varParent}'", "AverageRating");
$results = Database::FetchResults("AverageRating");
Database::FreeResults("AverageRating");
Database::RemoveSavedResults("AverageRating");
// Round the Average into a Whole Number
if (sizeof($results) == 1)
{
if ($results[0]['averageRating'] != null)
{
$averageStars = round($results[0]["averageRating"], 0);
}
}
else
{
// This is simply a warning, as it isn't vital if no results were found, as the item may be new.
Error::LogWarning("Rating Data Missing", "No entries were found for '{$varName}', this might be the first entry.");
}
return $averageStars;
}
// Show Stars
// Returns the class information for the number of stars to show
private static function ShowStars($varStars)
{
// Select the Number of Stars Class
switch ($varStars)
{
case 1:
$classes .= "onestar";
break;
case 2:
$classes .= "twostar";
break;
case 3:
$classes .= "threestar";
break;
case 4:
$classes .= "fourstar";
break;
case 5:
$classes .= "fivestar";
break;
default:
$classes .= "nostar";
break;
}
return $classes;
}
// Check Ratings By IP Address
// Returns the number of ratings for an item by an ip address
private static function CheckRatingsByIp($varParent, $varItem)
{
$ipAddress = $_SERVER['REMOTE_ADDR'];
Database::ExecuteQuery("SELECT COUNT(*) AS `totalRatings` FROM `gforum_RunshopsRating` WHERE `category_id_fk`='{$varItem}' AND `runshop_id_fk`='{$varParent}' AND `rating_ip`='{$ipAddress}'", "AlreadyRated");
$results = Database::FetchResults("AlreadyRated");
Database::FreeResults("AlreadyRated");
Database::RemoveSavedResults("AlreadyRated");
// Check to see that the user has not already rated this item
if ($results != null && $results[0]['totalRatings'] != null)
{
return $results[0]['totalRatings'];
}
return 0;
}
## END PRIVATE METHODS
}
?>