Gazelle/sections/artist/add_similar.php
2013-11-17 08:00:47 +00:00

71 lines
1.9 KiB
PHP

<?
authorize();
$UserID = $LoggedUser['ID'];
$Artist1ID = db_string($_POST['artistid']);
$Artist2Name = db_string($_POST['artistname']);
if (!is_number($Artist1ID)) {
error(0);
}
if (empty($Artist2Name)) {
error('Blank artist name.');
}
$DB->query("
SELECT ArtistID
FROM artists_group
WHERE Name LIKE '$Artist2Name'");
list($Artist2ID) = $DB->next_record();
if (!empty($Artist2ID)) { // artist was found in the database
// Let's see if there's already a similar artists field for these two
$DB->query("
SELECT s1.SimilarID
FROM artists_similar AS s1
JOIN artists_similar AS s2 ON s1.SimilarID = s2.SimilarID
WHERE s1.ArtistID = '$Artist1ID'
AND s2.ArtistID = '$Artist2ID'");
list($SimilarID) = $DB->next_record();
if ($SimilarID) { // The similar artists field already exists, just update the score
$DB->query("
UPDATE artists_similar_scores
SET Score = Score + 200
WHERE SimilarID = '$SimilarID'");
} else { // No, it doesn't exist - create it
$DB->query("
INSERT INTO artists_similar_scores (Score)
VALUES ('200')");
$SimilarID = $DB->inserted_id();
$DB->query("
INSERT INTO artists_similar (ArtistID, SimilarID)
VALUES ('$Artist1ID', '$SimilarID')");
$DB->query("
INSERT INTO artists_similar (ArtistID, SimilarID)
VALUES ('$Artist2ID', '$SimilarID')");
}
$DB->query("
SELECT SimilarID
FROM artists_similar_votes
WHERE SimilarID = '$SimilarID'
AND UserID = '$UserID'
AND Way = 'up'");
if (!$DB->has_results()) {
$DB->query("
INSERT INTO artists_similar_votes (SimilarID, UserID, way)
VALUES ('$SimilarID', '$UserID', 'up')");
}
$Cache->delete_value("artist_$Artist1ID"); // Delete artist cache
$Cache->delete_value("artist_$Artist2ID"); // Delete artist cache
$Cache->delete_value("similar_positions_$Artist1ID"); // Delete artist's similar map cache
$Cache->delete_value("similar_positions_$Artist2ID"); // Delete artist's similar map cache
}
header('Location: '.$_SERVER['HTTP_REFERER']);
?>