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lrscan.php
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<?php declare(strict_types = 1);
// The Kabal Invasion - A web-based 4X space game
// Copyright © 2014 The Kabal Invasion development team, Ron Harwood, and the BNT development team
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
// File: lrscan.php
require_once './common.php';
Tki\Login::checkLogin($pdo_db, $lang, $tkireg, $template);
// Database driven language entries
$langvars = Tki\Translate::load($pdo_db, $lang, array('main', 'lrscan', 'common', 'global_includes', 'global_funcs', 'combat', 'footer', 'news', 'regional'));
$title = $langvars['l_lrs_title'];
Tki\Header::display($pdo_db, $lang, $template, $title);
echo "<h1>" . $title . "</h1>\n";
if (array_key_exists('sector', $_GET))
{
if ($_GET['sector'] == "*")
{
$sector = "*";
}
else
{
$sector = htmlentities($_GET['sector'], ENT_QUOTES | ENT_HTML5, 'UTF-8');
}
}
else
{
$sector = null;
}
// Get playerinfo from database
$sql = "SELECT * FROM ::prefix::ships WHERE email=:email LIMIT 1";
$stmt = $pdo_db->prepare($sql);
$stmt->bindParam(':email', $_SESSION['username'], PDO::PARAM_STR);
$stmt->execute();
$playerinfo = $stmt->fetch(PDO::FETCH_ASSOC);
if ($sector == "*")
{
$num_links = 0;
if (!$tkireg->allow_fullscan)
{
echo $langvars['l_lrs_nofull'] . "<br><br>";
Tki\Text::gotoMain($pdo_db, $lang);
Tki\Footer::display($pdo_db, $lang, $tkireg, $template);
die();
}
if ($playerinfo['turns'] < $tkireg->fullscan_cost)
{
$langvars['l_lrs_noturns'] = str_replace("[turns]", $tkireg->fullscan_cost, $langvars['l_lrs_noturns']);
echo $langvars['l_lrs_noturns'] . "<br><br>";
Tki\Text::gotoMain($pdo_db, $lang);
Tki\Footer::display($pdo_db, $lang, $tkireg, $template);
die();
}
echo $langvars['l_lrs_used'] . " " . number_format($tkireg->fullscan_cost, 0, $langvars['local_number_dec_point'], $langvars['local_number_thousands_sep']) . " " . $langvars['l_lrs_turns'] . " " . number_format($playerinfo['turns'] - $tkireg->fullscan_cost, 0, $langvars['local_number_dec_point'], $langvars['local_number_thousands_sep']) . " " . $langvars['l_lrs_left'] . ".<br><br>";
// Deduct the appropriate number of turns
$resx = $db->Execute("UPDATE {$db->prefix}ships SET turns = turns - ?, turns_used = turns_used + ? WHERE ship_id = ?;", array($tkireg->fullscan_cost, $tkireg->fullscan_cost, $playerinfo['ship_id']));
Tki\Db::LogDbErrors($pdo_db, $resx, __LINE__, __FILE__);
// User requested a full long range scan
$langvars['l_lrs_reach'] = str_replace("[sector]", $playerinfo['sector'], $langvars['l_lrs_reach']);
echo $langvars['l_lrs_reach'] . "<br><br>";
// Get sectors which can be reached from the player's current sector
$result = $db->Execute("SELECT * FROM {$db->prefix}links WHERE link_start = ? ORDER BY link_dest;", array($playerinfo['sector']));
Tki\Db::LogDbErrors($pdo_db, $result, __LINE__, __FILE__);
echo "<table border=0 cellspacing=0 cellpadding=0 width=\"100%\">";
echo " <tr bgcolor=\"$tkireg->color_header\">\n";
echo " <td><strong>" . $langvars['l_sector'] . "</strong></td>\n";
echo " <td></td>\n";
echo " <td><strong>" . $langvars['l_lrs_links'] . "</strong></td>\n";
echo " <td><strong>" . $langvars['l_lrs_ships'] . "</strong></td>\n";
echo " <td colspan=2><strong>" . $langvars['l_port'] . "</strong></td>\n";
echo " <td><strong>" . $langvars['l_planets'] . "</strong></td>\n";
echo " <td><strong>" . $langvars['l_mines'] . "</strong></td>\n";
echo " <td><strong>" . $langvars['l_fighters'] . "</strong></td>";
if ($playerinfo['dev_lssd'] == 'Y')
{
echo " <td><strong>" . $langvars['l_lss'] . "</strong></td>";
}
echo " </tr>";
$tkireg->color = $tkireg->color_line1;
while (!$result->EOF)
{
$row = $result->fields;
// Get number of sectors which can be reached from scanned sector
$result2 = $db->Execute("SELECT COUNT(*) AS count FROM {$db->prefix}links WHERE link_start = ?;", array($row['link_dest']));
Tki\Db::LogDbErrors($pdo_db, $result2, __LINE__, __FILE__);
$row2 = $result2->fields;
$num_links = $row2['count'];
// Get number of ships in scanned sector
$result2 = $db->Execute("SELECT COUNT(*) AS count FROM {$db->prefix}ships WHERE sector = ? AND on_planet = 'N' and ship_destroyed = 'N';", array($row['link_dest']));
Tki\Db::LogDbErrors($pdo_db, $result2, __LINE__, __FILE__);
$row2 = $result2->fields;
$num_ships = $row2['count'];
// Get sectorinfo from database
$sql = "SELECT * FROM ::prefix::universe WHERE sector_id=:sector_id LIMIT 1";
$stmt = $pdo_db->prepare($sql);
$stmt->bindParam(':sector_id', $row['link_dest']);
$stmt->execute();
$sectorinfo = $stmt->fetch(PDO::FETCH_ASSOC);
// Get port type and discover the presence of a planet in scanned sector
$result3 = $db->Execute("SELECT planet_id FROM {$db->prefix}planets WHERE sector_id = ?;", array($row['link_dest']));
Tki\Db::LogDbErrors($pdo_db, $result3, __LINE__, __FILE__);
$resultSDa = $db->Execute("SELECT SUM(quantity) as mines from {$db->prefix}sector_defense WHERE sector_id = ? and defense_type = 'M';", array($row['link_dest']));
Tki\Db::LogDbErrors($pdo_db, $resultSDa, __LINE__, __FILE__);
$resultSDb = $db->Execute("SELECT SUM(quantity) as fighters from {$db->prefix}sector_defense WHERE sector_id = ? and defense_type = 'F';", array($row['link_dest']));
Tki\Db::LogDbErrors($pdo_db, $resultSDb, __LINE__, __FILE__);
$defM = $resultSDa->fields;
if ($defM['mines'] === null)
{
$defM['mines'] = 0;
}
$defF = $resultSDb->fields;
if ($defF['fighters'] === null)
{
$defF['fighters'] = 0;
}
$port_type = $sectorinfo['port_type'];
$has_planet = $result3->RecordCount();
$has_mines = number_format($defM['mines'], 0, $langvars['local_number_dec_point'], $langvars['local_number_thousands_sep']);
$has_fighters = number_format($defF['fighters'], 0, $langvars['local_number_dec_point'], $langvars['local_number_thousands_sep']);
if ($port_type != "none")
{
$icon_alt_text = ucfirst(Tki\Ports::getType($port_type, $langvars));
$icon_port_type_name = $port_type . ".png";
$image_string = "<img align=absmiddle height=12 width=12 alt=\"$icon_alt_text\" src=\"". $template->getVariables('template_dir') . "/images/$icon_port_type_name\"> ";
}
else
{
$image_string = " ";
}
echo "<tr bgcolor=\"$tkireg->color\"><td><a href='move.php?sector=" . $row['link_dest'] . "'>" . $row['link_dest'] . "</a></td><td><a href='lrscan.php?sector=" . $row['link_dest'] . "'>Scan</a></td><td>$num_links</td><td>$num_ships</td><td width=12>$image_string</td><td>" . Tki\Ports::getType($port_type, $langvars) . "</td><td>$has_planet</td><td>$has_mines</td><td>$has_fighters</td>";
if ($playerinfo['dev_lssd'] == 'Y')
{
$resx = $db->SelectLimit("SELECT * from {$db->prefix}movement_log WHERE ship_id <> ? AND sector_id = ? ORDER BY time DESC", 1, -1, array('ship_id' => $playerinfo['ship_id'], 'sector_id' => $row['link_dest']));
Tki\Db::LogDbErrors($pdo_db, $resx, __LINE__, __FILE__);
if (!$resx)
{
echo "<td>None</td>";
}
else
{
$myrow = $resx->fields;
$res = $db->Execute("SELECT character_name FROM {$db->prefix}ships WHERE ship_id = ?;", array($myrow['ship_id']));
Tki\Db::LogDbErrors($pdo_db, $res, __LINE__, __FILE__);
if ($res)
{
$row = $res->fields;
$character_name = $row['character_name'];
}
else
{
$character_name = "Unknown";
}
echo "<td>" . $character_name . "</td>";
}
}
echo "</tr>";
if ($tkireg->color == $tkireg->color_line1)
{
$tkireg->color = $tkireg->color_line2;
}
else
{
$tkireg->color = $tkireg->color_line1;
}
$result->MoveNext();
}
echo "</table>";
if ($num_links == 0)
{
echo $langvars['l_none'];
}
else
{
echo "<br>" . $langvars['l_lrs_click'];
}
}
else
{
// User requested a single sector (standard) long range scan
// Get playerinfo from database
$sql = "SELECT * FROM ::prefix::universe WHERE sector_id=:sector_id LIMIT 1";
$stmt = $pdo_db->prepare($sql);
$stmt->bindParam(':sector_id', $sector);
$stmt->execute();
$sectorinfo = $stmt->fetch(PDO::FETCH_ASSOC);
// Get sectors which can be reached through scanned sector
$result3 = $db->Execute("SELECT link_dest FROM {$db->prefix}links WHERE link_start = ? ORDER BY link_dest ASC;", array($sector));
Tki\Db::LogDbErrors($pdo_db, $result3, __LINE__, __FILE__);
$i = 0;
while (!$result3->EOF)
{
$links[$i] = $result3->fields['link_dest'];
$i++;
$result3->MoveNext();
}
$num_links = $i;
// Get sectors which can be reached from the player's current sector
$result3a = $db->Execute("SELECT link_dest FROM {$db->prefix}links WHERE link_start = ?;", array($playerinfo['sector']));
Tki\Db::LogDbErrors($pdo_db, $result3a, __LINE__, __FILE__);
$i = 0;
$flag = 0;
while (!$result3a->EOF)
{
if ($result3a->fields['link_dest'] == $sector)
{
$flag = 1;
}
$i++;
$result3a->MoveNext();
}
if ($flag == 0)
{
echo $langvars['l_lrs_cantscan'] . "<br><br>";
Tki\Text::gotoMain($pdo_db, $lang);
die();
}
echo "<table border=0 cellspacing=0 cellpadding=0 width=\"100%\">";
echo "<tr bgcolor=\"$tkireg->color_header\"><td><strong>" . $langvars['l_sector'] . " " . $sector;
if ($sectorinfo['sector_name'] !== null)
{
echo " ($sectorinfo[sector_name])";
}
echo "</strong></tr>";
echo "</table><br>";
echo "<table border=0 cellspacing=0 cellpadding=0 width=\"100%\">";
echo "<tr bgcolor=\"$tkireg->color_line2\"><td><strong>" . $langvars['l_links'] . "</strong></td></tr>";
echo "<tr><td>";
if ($num_links == 0)
{
echo $langvars['l_none'];
}
else
{
for ($i = 0; $i < $num_links; $i++)
{
echo "$links[$i]";
if ($i + 1 != $num_links)
{
echo ", ";
}
}
}
echo "</td></tr>";
echo "<tr bgcolor=\"$tkireg->color_line2\"><td><strong>" . $langvars['l_ships'] . "</strong></td></tr>";
echo "<tr><td>";
if ($sector != 0)
{
// Get ships located in the scanned sector
$result4 = $db->Execute("SELECT ship_id, ship_name, character_name, cloak FROM {$db->prefix}ships WHERE sector = ? AND on_planet = 'N';", array($sector));
Tki\Db::LogDbErrors($pdo_db, $result4, __LINE__, __FILE__);
if ($result4->EOF)
{
echo $langvars['l_none'];
}
else
{
$num_detected = 0;
while (!$result4->EOF)
{
$row = $result4->fields;
// Display other ships in sector - unless they are successfully cloaked
$success = Tki\Scan::success($playerinfo['sensors'], $row['cloak']);
if ($success < 5)
{
$success = 5;
}
if ($success > 95)
{
$success = 95;
}
$roll = random_int(1, 100);
if ($roll < $success)
{
$num_detected++;
echo $row['ship_name'] . "(" . $row['character_name'] . ")<br>";
}
$result4->MoveNext();
}
if (!$num_detected)
{
echo $langvars['l_none'];
}
}
}
else
{
echo $langvars['l_lrs_zero'];
}
echo "</td></tr>";
echo "<tr bgcolor=\"$tkireg->color_line2\"><td><strong>" . $langvars['l_port'] . "</strong></td></tr>";
echo "<tr><td>";
if ($sectorinfo['port_type'] == "none")
{
echo $langvars['l_none'];
}
else
{
if ($sectorinfo['port_type'] != "none")
{
$port_type = $sectorinfo['port_type'];
$icon_alt_text = ucfirst(Tki\Ports::getType($port_type, $langvars));
$icon_port_type_name = $port_type . ".png";
$image_string = "<img align=absmiddle height=12 width=12 alt=\"$icon_alt_text\" src=\"images/$icon_port_type_name\">";
}
echo "$image_string " . Tki\Ports::getType($sectorinfo['port_type'], $langvars);
}
echo "</td></tr>";
echo "<tr bgcolor=\"$tkireg->color_line2\"><td><strong>" . $langvars['l_planets'] . "</strong></td></tr>";
echo "<tr><td>";
$query = $db->Execute("SELECT name, owner FROM {$db->prefix}planets WHERE sector_id = ?;", array($sectorinfo['sector_id']));
Tki\Db::LogDbErrors($pdo_db, $query, __LINE__, __FILE__);
if ($query->EOF)
{
echo $langvars['l_none'];
}
while (!$query->EOF)
{
$planet = $query->fields;
if (empty($planet['name']))
{
echo $langvars['l_unnamed'];
}
else
{
echo "$planet[name]";
}
if ($planet['owner'] == 0)
{
echo " (" . $langvars['l_unowned'] . ")";
}
else
{
$result5 = $db->Execute("SELECT character_name FROM {$db->prefix}ships WHERE ship_id = ?;", array($planet['owner']));
Tki\Db::LogDbErrors($pdo_db, $result5, __LINE__, __FILE__);
$planet_owner_name = $result5->fields;
echo " ($planet_owner_name[character_name])";
}
$query->MoveNext();
}
$resultSDa = $db->Execute("SELECT SUM(quantity) as mines from {$db->prefix}sector_defense WHERE sector_id = ? and defense_type = 'M';", array($sector));
Tki\Db::LogDbErrors($pdo_db, $resultSDa, __LINE__, __FILE__);
$resultSDb = $db->Execute("SELECT SUM(quantity) as fighters from {$db->prefix}sector_defense WHERE sector_id = ? and defense_type = 'F';", array($sector));
Tki\Db::LogDbErrors($pdo_db, $resultSDb, __LINE__, __FILE__);
$defM = $resultSDa->fields;
$defF = $resultSDb->fields;
echo "</td></tr>";
echo "<tr bgcolor=\"$tkireg->color_line1\"><td><strong>" . $langvars['l_mines'] . "</strong></td></tr>";
$has_mines = number_format($defM['mines'], 0, $langvars['local_number_dec_point'], $langvars['local_number_thousands_sep']);
echo "<tr><td>" . $has_mines;
echo "</td></tr>";
echo "<tr bgcolor=\"$tkireg->color_line2\"><td><strong>" . $langvars['l_fighters'] . "</strong></td></tr>";
$has_fighters = number_format($defF['fighters'], 0, $langvars['local_number_dec_point'], $langvars['local_number_thousands_sep']);
echo "<tr><td>" . $has_fighters;
echo "</td></tr>";
if ($playerinfo['dev_lssd'] == 'Y')
{
echo "<tr bgcolor=\"$tkireg->color_line2\"><td><strong>" . $langvars['l_lss'] . "</strong></td></tr>";
echo "<tr><td>";
$resx = $db->SelectLimit("SELECT * FROM {$db->prefix}movement_log WHERE ship_id <> ? AND sector_id = ? ORDER BY time DESC", 1, -1, array('ship_id' => $playerinfo['ship_id'], 'sector_id' => $sector));
Tki\Db::LogDbErrors($pdo_db, $resx, __LINE__, __FILE__);
if (!$resx)
{
echo "None";
}
else
{
$myrow = $resx->fields;
$res = $db->Execute("SELECT character_name FROM {$db->prefix}ships WHERE ship_id = ?;", array($myrow['ship_id']));
Tki\Db::LogDbErrors($pdo_db, $res, __LINE__, __FILE__);
if ($res)
{
$row = $res->fields;
$character_name = $row['character_name'];
echo $character_name;
}
else
{
echo "Unknown";
}
}
}
else
{
echo "<tr><td>";
}
echo "</td></tr>";
echo "</table><br>";
echo "<a href='move.php?sector=" . $sector . "'>" . $langvars['l_clickme'] . "</a> " . $langvars['l_lrs_moveto'] . " " . $sector;
}
echo "<br><br>";
Tki\Text::gotoMain($pdo_db, $lang);
Tki\Footer::display($pdo_db, $lang, $tkireg, $template);