// only show 200 messages, not 201
// NOTE: array_pop would not work on a resource (e.g. $result)
array_pop($matchid_list);
}
// walk through the array values
foreach ($matchid_list as $match_entry) {
echo '<tr class="matches_overview">' . "\n";
echo '<td>';
echo $match_entry['timestamp'] . ' [' . $match_entry['duration'] . ']';
echo '</td>' . "\n" . '<td>';
// get name of first team
team_name_from_id($match_entry['team1_id'], $match_entry['team1_name']);
// seperator showing that opponent team will be named soon
echo ' - ';
// get name of second team
team_name_from_id($match_entry['team2_id'], $match_entry['team2_name']);
// done with the table field, go to next field
echo '</td>' . "\n" . '<td>';
echo htmlentities($match_entry['team1_points']);
echo ' - ';
echo htmlentities($match_entry['team2_points']);
echo '</td>' . "\n";
echo '<td>';
// get name of first team
player_name_from_id($match_entry['userid'], $match_entry['playername']);
echo '</td>' . "\n";
// show allowed actions based on permissions
if ($allow_edit_match || $allow_delete_match) {
echo '<td>';
if ($allow_edit_match) {
echo '<a class="button" href="./?edit=' . htmlspecialchars($match_entry['id']) . '">Edit match result</a>';
function similarMatchEntered($newerMatches = true)
{
global $site;
global $connection;
// equal case should never happen
$comparisonOperator = '>';
if (!$newerMatches) {
$comparisonOperator = '<=';
}
// similar match entered already?
// strategy: ask for one match before the entered one and one after the one to be entered and do not let the database engine do the comparison
$query = 'SELECT `id`,`timestamp`,`team1_id`,`team2_id`,`team1_points`,`team2_points`, `duration` FROM `matches`';
$query .= ' WHERE (`timestamp`' . sqlSafeString($comparisonOperator) . sqlSafeStringQuotes($_POST['match_day'] . $_POST['match_time']);
// sorting needed
$query .= ') ORDER BY `timestamp` DESC';
// only comparing nearest match in time
$query .= ' LIMIT 0,1';
if (!($result = @$site->execute_query('matches', $query, $connection))) {
$site->dieAndEndPage('Unfortunately there seems to be a database problem and thus comparing timestamps (using operator ' . sqlSafeString($comparisonOperator) . ') of matches failed.');
}
// initialise values
// casting the values to 0 is important
// (a post variable having no value means it has to be set to 0 to successfully compare values here)
$timestamp = '';
$duration = (int) $_POST['duration'];
$team_id1 = (int) $_POST['team_id1'];
$team_id2 = (int) $_POST['team_id2'];
$team_id1_matches = false;
$team_id2_matches = false;
$team1_points = (int) $_POST['team1_points'];
$team2_points = (int) $_POST['team2_points'];
$team1_points_matches = false;
$team2_points_matches = false;
while ($row = mysql_fetch_array($result)) {
// we can save comparisons using a helper variable
$team_ids_swapped = false;
$timestamp = $row['timestamp'];
$duration_matches = intval($row['duration']) === $duration;
$team_id1_matches = intval($row['team1_id']) === $team_id1;
if (!$team_id1_matches) {
$team_ids_swapped = true;
$team_id1_matches = intval($row['team1_id']) === $team_id2;
}
if ($team_ids_swapped) {
$team_id2_matches = intval($row['team2_id']) === $team_id1;
} else {
$team_id2_matches = intval($row['team2_id']) === $team_id2;
}
// use helper variable to save some comparisons of points
if ($team_ids_swapped) {
$team1_points_matches = intval($row['team1_points']) === $team2_points;
$team2_points_matches = intval($row['team2_points']) === $team1_points;
} else {
$team1_points_matches = intval($row['team1_points']) === $team1_points;
$team2_points_matches = intval($row['team2_points']) === $team2_points;
}
}
mysql_free_result($result);
// if similar match was found warn the user
if ($team_id1_matches && $team_id2_matches && $team1_points_matches && $team2_points_matches && $duration_matches) {
echo '<p>The nearest ';
if ($newerMatches) {
echo 'newer ';
} else {
echo 'older ';
}
echo ' match in the database is quite similar:</p>';
// use the post data as much as possible instead of looking up the same data in the database
echo '<p><strong>' . $timestamp . ' [' . $duration . '] </strong> ';
$query = 'SELECT `name` FROM `teams` WHERE `id`=' . sqlSafeStringQuotes($team_id1) . ' LIMIT 1';
if (!($result = @$site->execute_query('teams', $query, $connection))) {
$site->dieAndEndPage('Could not find out name of team #' . sqlSafeString($team_id1) . '.');
}
while ($row = mysql_fetch_array($result)) {
team_name_from_id($team_id1, htmlent($row['name']));
}
mysql_free_result($result);
echo ' - ';
$query = 'SELECT `name` FROM `teams` WHERE `id`=' . sqlSafeStringQuotes($team_id2) . ' LIMIT 1';
if (!($result = @$site->execute_query('teams', $query, $connection))) {
$site->dieAndEndPage('Could not find out name of team #' . sqlSafeString($team_id2) . '.');
}
while ($row = mysql_fetch_array($result)) {
team_name_from_id($team_id2, htmlent($row['name']));
}
mysql_free_result($result);
echo ' with result <strong>' . $team1_points . ' - ' . $team2_points . '</strong>.</p>';
echo "\n";
return true;
}
return false;
}