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diff --git a/dev/quux.php b/dev/quux.php
index 09ebafd..deb80b8 100644
--- a/dev/quux.php
+++ b/dev/quux.php
@@ -1,161 +1,161 @@
<?php
require_once('includes/objects/ship.php');
require_once('includes/objects/port.php');
require_once('includes/objects/application.php');
require_once('includes/objects/content.php');
require_once('includes/objects/message.php');
require_once('includes/objects/invite.php');
require_once('includes/cache/cache.php');
include('controllers/header.php');
$case = 'YubiCloud';
switch ($case) {
case 'YubiCloud':
require_once('Auth/Yubico.php');
echo '<h2>YubiKey</h2>';
if (!array_key_exists('YubiCloud', $Config)) {
message_die(GENERAL_ERROR, "YubiCloud authentication not configured. Add \$Config['YubiCloud']['ClientID'] and \$Config['YubiCloud']['SecretKey'] to your config.");
}
if (!$key = $_GET['OTP']) {
message_die(GENERAL_ERROR, "Please add in URL ?OTP=, then put your cursor at right of the = and press your YubiKey button");
}
$yubi = new Auth_Yubico($Config['YubiCloud']['ClientID'], $Config['YubiCloud']['SecreyKey']);
if (!$data = $yubi->parsePasswordOTP($key)) {
message_die(GENERAL_ERROR, "This is not an YubiKey OTP.");
}
$prefix = $data['prefix'];
$auth = $yubi->verify($key);
if (@PEAR::isError($auth)) {
if ($auth->getMessage() == 'REPLAYED_OTP') {
message_die("This OTP has already been used.");
}
message_die(HACK_ERROR, "<p>Authentication failed: " . $auth->getMessage() . "</p><p>Debug: " . $yubi->getLastResponse() . "</p>");
} else {
print "<p>You are authenticated!</p>";
}
break;
case 'GeoPointPolarZ':
require_once('includes/geo/pointPolarZ.php');
echo "<H2>GeoPointPolarZ</H2>";
$point = GeoPointPolarZ::fromString("(48, 30°, 3)");
printf("Secteur T%dC%d, zone %d-%d");
dprint_r($point);
break;
case 'index_scenes':
$time[] = microtime();
require_once('includes/geo/scene.php');
require_once('includes/geo/sceneindex.php');
$cache = Cache::load();
if ($index = $cache->get('GeoSceneIndex')) {
$index = unserialize($index);
} else {
$index = GeoSceneIndex::Load(SCENE_DIR);
$cache->set('GeoSceneIndex', serialize($index));
}
$time[] = microtime();
echo '<H2>GeoSceneIndex</H2>';
dprint_r($index);
echo '<H2>Time (ms)</H2>';
dprint_r(1000 * ($time[1] - $time[0]));
dprint_r($time);
break;
case 'travel':
require_once('includes/travel/travel.php');
$travel = Travel::load();
dieprint_r($travel);
break;
case 'spherical':
require_once('includes/geo/galaxy.php');
echo '<H2>Spherical coordinates test</H2>';
echo '<table cellpadding=8>';
echo "<tr><th>Name</th><th>Type</th><th>Cartesian coords</th><th>Spherical I</th><th>Spherical II</th><th>Pencil coordinates</th></tr>";
$objects = GeoGalaxy::getCoordinates();
foreach ($objects as $row) {
echo "<tr><th style='text-align: left'>$row[0]</th><td>$row[1]</td><td>$row[2]</td>";
$pt = $row[2];
- echo '<td>(', implode(', ', $pt->to_spherical()), ')</td>';
- echo '<td>(', implode(', ', $pt->to_spherical2()), ')</td>';
+ echo '<td>(', implode(', ', $pt->toSpherical()), ')</td>';
+ echo '<td>(', implode(', ', $pt->toSphericalAlternative()), ')</td>';
$pt->translate(500, 300, 200, 2);
echo '<td>', $pt, '</td>';
echo '</tr>';
}
echo '</table>';
break;
case 'travel':
require_once('includes/travel/travel.php');
require_once('includes/travel/place.php');
$cache = Cache::load();
$travel = $cache->get('zed_travel');
if ($travel == '') {
$travel_nocached = new Travel();
$travel_nocached->load_xml("content/travel.xml");
$cache->set('zed_travel', serialize($travel_nocached));
} else {
$travel = unserialize($travel);
}
dieprint_r($travel);
break;
case 'perso.create.notify':
$testperso = Perso::get(4733);
$message = new Message();
$message->from = 0;
$message->to = invite::who_invited(4733);
$url = get_server_url() . get_url('who', $testperso->nickname);
$message->text = sprintf(lang_get('InvitePersoCreated'), $testperso->name, $url);
$message->send();
dieprint_r($message);
break;
case 'pushdata';
echo '
<h2>/api.php/app/pushdata</h2>
<form method="post" action="/api.php/app/pushdata?mode=file&key=37d839ba-f9fc-42ca-a3e8-28053e979b90" enctype="multipart/form-data">
<input type="file" name="datafile" /><br />
<input type="submit" value="Send file" />
</form>
';
break;
case 'thumbnail':
$content = new Content(1);
dprint_r($content);
$content->generate_thumbnail();
break;
case 'port':
echo '<h2>Port::from_location test</h2>';
$locations = array("B00002", "B00002123", "B00001001", "xyz: [800, 42, 220]");
foreach ($locations as $location) {
dprint_r(Port::from_location($location));
}
break;
case 'ext':
$file = 'dev/foo.tar';
echo "<h2>$file</h2>";
echo "<h3>.tar.bz2</h3>";
echo ereg('\.tar\.bz2$', $file);
echo "<h3>.tar</h3>";
echo ereg('\.tar$', $file);
break;
case 'app':
echo Application::from_api_key("37d839ba-f9fc-42ca-a3e8-28053e979b90")->generate_userkey();
break;
case '':
dieprint_r("No case currently selected.");
break;
}
include('controllers/footer.php');
diff --git a/includes/geo/galaxy.php b/includes/geo/galaxy.php
index dd6c1b4..7a274f0 100755
--- a/includes/geo/galaxy.php
+++ b/includes/geo/galaxy.php
@@ -1,119 +1,119 @@
<?php
/**
* Geo galaxy class.
*
* Zed. The immensity of stars. The HyperShip. The people.
*
* (c) 2010, Dereckson, some rights reserved.
* Released under BSD license.
*
* A 3D grid of objects
*
* 0.1 2010-02-08 14:02 Initial version [DcK]
* 0.2 2010-07-25 9:20 Spherical conversion, get objects
*
* @package Zed
* @subpackage Geo
* @author Sébastien Santoro aka Dereckson <dereckson@espace-win.org>
* @copyright 2010 Sébastien Santoro aka Dereckson
* @license http://www.opensource.org/licenses/bsd-license.php BSD
* @version 0.1
* @link http://scherzo.dereckson.be/doc/zed
* @link http://zed.dereckson.be/
* @filesource
*/
/**
* Geo galaxy class
*
* This class provides methods to convert coordinate polars.
*
* @todo create a unit testing file dev/tests/GeoGalaxyTest.php
* @todo add unit testing for the normalizeAngle method in dev/tests/GeoGalaxyTest.php
*/
class GeoGalaxy {
/*
* ----------------------------------------------------------------------- *
* Objects fetchers
* ----------------------------------------------------------------------- *
*/
/**
* Gets all the coordinates of the objects in the galaxy.
*
* @return array An array of array. Each item is [string object_name, string object_type, GeoPoint3D coordinates]
*/
static function getCoordinates () {
global $db;
$sql = "SELECT * FROM geo_coordinates";
if (!$result = $db->sql_query($sql)) message_die(SQL_ERROR, "Can't query geo_coordinates view.", '', __LINE__, __FILE__, $sql);
$objects = array();
while ($row = $db->sql_fetchrow($result)) {
//Demios ship xyz: [-50, 30, 40]
//Kaos asteroid xyz: [150, -129, 10]
$objects[] = array($row[0], $row[1], GeoPoint3D::fromString($row[2]));
}
return $objects;
}
/*
* ----------------------------------------------------------------------- *
* Helper methods - math
* ----------------------------------------------------------------------- *
*/
/**
* Normalizes an angle, so 0 =< angle < 2 PI
*
* @param float $angle angle in radians (use deg2rad() if you've degrees)
* @return an angle in the 0 =< angle < 2 PI interval
*/
static function normalizeAngle ($angle) {
while ($angle < 0) {
$angle += 2 * M_PI;
}
while ($angle >= 2 * M_PI) {
$angle -= 2 * M_PI;
}
return $angle;
}
/**
* Converts (x, y, z) cartesian to (ρ, φ, θ) spherical coordinates
*
* The algo used is from http://fr.wikipedia.org/wiki/Coordonn%C3%A9es_sph%C3%A9riques#Relation_avec_les_autres_syst.C3.A8mes_de_coordonn.C3.A9es_usuels
*
* @param int $x the x coordinate
* @param int $y the y coordinate
* @param int $z the z coordinate
* @return array an array of 3 floats number, representing the (ρ, φ, θ) spherical coordinates
*/
- static function cartesian_to_spherical ($x, $y, $z) {
+ static function cartesianToSpherical ($x, $y, $z) {
$rho = sqrt($x * $x + $y * $y + $z * $z); //ρ = sqrt(x² + y² + z²)
$theta= acos($z / $rho); //φ = acos z/φ
$phi = acos($x / sqrt($x * $x + $y * $y)); //θ = acos x / sqrt(x² + y²)
if (y < 0) $phi = 2 * M_PI - $phi; //∀ y < 0 θ = 2π - θ
return array(round($rho, 2), round(rad2deg($theta), 2), round(rad2deg($phi), 2));
}
/**
* Converts (x, y, z) cartesian to (ρ, φ, θ) spherical coordinates
*
* The algo used is from http://www.phy225.dept.shef.ac.uk/mediawiki/index.php/Cartesian_to_polar_conversion
*
* @param int $x the x coordinate
* @param int $y the y coordinate
* @param int $z the z coordinate
* @return array an array of 3 floats number, representing the (ρ, φ, θ) spherical coordinates
*/
- static function cartesian_to_spherical2 ($x, $y, $z) {
+ static function cartesianToSphericalAlternative ($x, $y, $z) {
$rho = sqrt($x * $x + $y * $y + $z * $z); //ρ = sqrt(x² + y² + z²)
$theta= atan2($y, $x); //φ = atan2 $y $x
$phi = acos($z / $rho); //θ = acos z/φ
return array(round($rho, 2), round(rad2deg($theta), 2), round(rad2deg($phi), 2));
}
}
diff --git a/includes/geo/location.php b/includes/geo/location.php
index 91f1aca..1730620 100755
--- a/includes/geo/location.php
+++ b/includes/geo/location.php
@@ -1,434 +1,434 @@
<?php
/**
* Geo location class.
*
* Zed. The immensity of stars. The HyperShip. The people.
*
* (c) 2010, Dereckson, some rights reserved.
* Released under BSD license.
*
* 0.1 2010-01-28 18:52 DcK
*
* @package Zed
* @subpackage Geo
* @author Sébastien Santoro aka Dereckson <dereckson@espace-win.org>
* @copyright 2010 Sébastien Santoro aka Dereckson
* @license http://www.opensource.org/licenses/bsd-license.php BSD
* @version 0.1
* @link http://scherzo.dereckson.be/doc/zed
* @link http://zed.dereckson.be/
* @filesource
*/
require_once('body.php');
require_once('place.php');
require_once('point3D.php');
require_once('includes/objects/ship.php');
/**
* Geo location class
*
* This class contains properties to get, set or compare a location and
* explore the geo classes linked to.
*
* It quickly allow to parse through the location classes in templates and
* controllers.
*
* @todo Initialize $point3D from $body or $ship own locations
* @todo Improve GeoLocation documentation (especially magic properties)
*/
class GeoLocation {
/**
* An array of strings containing location data.
*
* In the current class implementation,
* the first element is the global location
* and the second element is the local location.
*
* @var Aray
*/
private $data;
/**
* A body object
*
* It contains a GeoBody value when the global location is a body
* ie if $this->data[0][0] == 'B'
*
* Otherwise, its value is null.
*
* @var GeoBody
*/
public $body = null;
/**
* A place object
*
* It contains a GeoPlacevalue when the global location is a place
* ie if $this->data[0][0] == 'B' && strlen($this->data[0]) == 9
*
* Otherwise, its value is null.
*
* @var GeoPlace
*/
public $place = null;
/**
* A point identified by x, y, z coordinates
*
* @var GeoPoint3D
*/
public $point3D = null;
/**
* A ship object
*
* It contains a Ship value when the global location is a ship
* ie if $this->data[0][0] == 'S'
*
* Otherwise, its value is null.
*
* @var Ship
*/
public $ship = null;
/**
* Initializes a new location instance
*
* @param string $global the global location
* @param string local the locallocation
*
* @todo Improve local location handling
*/
function __construct ($global = null, $local = null) {
if (!$global) {
$this->data = array();
} elseif (preg_match("/[BS][0-9]{5}[0-9]{3}/", $global)) {
$this->data[0] = $global;
} elseif (preg_match("/[BS][0-9]{5}/", $global)) {
$this->data[0] = $global;
} elseif (preg_match("/^xyz\:/", $global)) {
$coords = sscanf($global, "xyz: [%d, %d, %d]");
if (count($coords) == 3) {
$this->data[0] = $global;
} else {
throw new Exception("Invalid expression: $global");
}
} else {
global $db;
$name = $db->sql_escape($global);
$sql = "SELECT location_code FROM " . TABLE_LOCATIONS . " WHERE location_name LIKE '$name'";
$code = $db->sql_query_express($sql);
if ($code) {
$this->data[0] = $code;
return;
}
throw new Exception("Invalid expression: $global");
}
//TODO: handle $local in a better way: from the global location, gets
//a local location handler. Or a some inheriance, like a class
//HypershipGeoLocation extending GeoLocation.
if ($local !== null) $this->data[1] = $local;
$this->load_classes();
}
/**
* Gets $place, $body and $ship instances if they're needed
*/
function load_classes () {
//No data, no class to load
if (!count($this->data))
return;
//Loads global classes
$global = $this->data[0];
$code = substr($global, 1, 5);
switch ($global[0]) {
case 'B':
switch (strlen($global)) {
case 9:
$this->place = GeoPlace::from_code($global);
case 6:
$this->body = new GeoBody($code);
break;
}
break;
case 'S':
$this->ship = new Ship($code);
break;
case 'x':
$coords = sscanf($global, "xyz: [%d, %d, %d]");
if (count($coords) == 3) {
$this->point3D = new GeoPoint3D($coords[0], $coords[1], $coords[2]);
}
break;
}
}
/**
* Magic method called when a unknown property is get.
*
* Handles $global, $local, $type, $body_code, $ship_code, $place_code,
* $body_kind, $containsGlobalLocation, $containsLocalLocation.
*/
function __get ($variable) {
switch ($variable) {
/* main variables */
case 'global':
return $this->data[0];
break;
case 'local':
return (count($this->data) > 1) ? $this->data[1] : null;
break;
/* global location */
case 'type':
return $this->data[0][0];
case 'body_code':
if ($this->data[0][0] == 'B') {
return substr($this->data[0], 1, 5);
}
return null;
case 'place_code':
if ($this->data[0][0] == 'B') {
return substr($this->data[0], 6, 3);
}
return null;
case 'ship_code':
if ($this->data[0][0] == 'S') {
return substr($this->data[0], 1, 5);
}
return null;
case 'body_kind':
if ($this->data[0][0] == 'B' && $this->body != null) {
if ($kind = $this->body->kind()) {
return $kind;
}
} elseif ($this->data[0][0] == 'S') {
return 'ship';
}
return 'place';
case 'containsGlobalLocation':
return count($this->data) > 0;
case 'containsLocalLocation':
return count($this->data) > 1;
default:
throw new Exception("Unknown variable: $variable");
break;
}
}
/**
* Checks if the place exists
*
* @return bool true if the place exists ; otherwise, false.
*
* @todo Handle alias
*/
function exists () {
$n = count($this->data);
//If not defined, it doesn't exist
if ($n == 0) return false;
//Checks global location
switch ($this->data[0][0]) {
case 'B':
switch (strlen($this->data[0])) {
case 9:
if (!$place = GeoPlace::from_code($this->data[0]))
return false;
break;
case 6:
$body = new GeoBody(substr($this->data[0], 1));
if ($body->lastError) return false;
break;
default:
message_die(GENERAL_ERROR, "Invalid global location expression size: " . $this->data[0], "GeoLocation exists method", __LINE__, __FILE__);
}
break;
case 'S':
$ship = new Ship(substr($this->data[0], 1));
if ($body->lastError) return false;
break;
default:
message_die(GENERAL_ERROR, "Invalid global location expression size: " . $this->data[0], "GeoLocation exists method", __LINE__, __FILE__);
return false;
}
if ($n > 1) {
if (!isset($place)) {
message_die(GENERAL_ERROR, "Can't check if a local place exists for the following location: " . $this->data[0], "GeoLocation exists method", __LINE__, __FILE__);
}
if (!$place->is_valid_local_location($this->data[1])) {
return false;
}
}
return true;
}
/**
* Checks if the place is equals at the specified expression or place
*
* @return bool true if the places are equals ; otherwise, false.
*
* @todo Create a better set of rules to define when 2 locations are equal.
*/
function equals ($expression) {
//Are global location equals?
//TODO: create a better set of rules to define when 2 locations are equal.
if (is_a($expression, 'GeoLocation')) {
if (!$this->equals($expression->data[0])) {
return false;
}
if (count($expression->data) + count($this->data) > 2) {
return $expression->data[1] == $this->data[1];
}
}
if ($expression == $this->data[0]) return true;
$n1 = strlen($expression);
$n2 = strlen($this->data[0]);
if ($n1 > $n2) {
return substr($expression, 0, $n2) == $this->data[0];
}
return false;
}
/**
* Represents the current location instance as a string
*
* @return string a string representing the current location
*/
function __toString () {
if (!$this->data[0])
return "";
switch ($this->data[0][0]) {
case 'S':
$ship = new Ship($this->ship_code);
$location[] = $ship->name;
break;
case 'B':
$body = new GeoBody($this->body_code);
$location[] = $body->name ? $body->name : lang_get('UnknownBody');
if (strlen($this->data[0]) == 9) {
$place = GeoPlace::from_code($this->data[0]);
$location[] = $place->name ? $place->name : lang_get('UnknownPlace');
}
break;
case 'x':
- $pt = $this->point3D->to_spherical();
+ $pt = $this->point3D->toSpherical();
return sprintf("(%d, %d°, %d°)", $pt[0], $pt[1], $pt[2]);
default:
message_die(GENERAL_ERROR, "Unknown location identifier: $type.<br />Expected: B or S.");
}
return implode(", ", array_reverse($location));
}
/**
* Magic method called when a unknown property is set.
*
* Handles $global, $local, $type, $body_code, $ship_code, $place_code
*/
function __set ($variable, $value) {
switch ($variable) {
/* main variables */
case 'global':
$this->data[0] = $value;
break;
case 'local':
$this->data[1] = $value;
break;
/* global location */
case 'type':
if ($value == 'B' || $value == 'S') {
if (!$this->data[0]) {
$this->data[0] = $value;
} else {
$this->data[0][0] = $value;
}
}
break;
case 'body_code':
if (preg_match("/[0-9]{1,5}/", $value)) {
$value = sprintf("%05d", $value);
if (!$this->data[0]) {
$this->data[0] = "B" . $value;
return;
} elseif ($this->data[0][0] == 'B') {
$this->data[0] = "B" . $value . substr($this->data[0], 6);
return;
}
throw new Exception("Global location isn't a body.");
}
throw new Exception("$value isn't a valid body code");
case 'ship_code':
if (preg_match("/[0-9]{1,5}/", $value)) {
$value = sprintf("%05d", $value);
if (!$this->data[0]) {
$this->data[0] = "S" . $value;
return;
} elseif ($this->data[0][0] == 'S') {
$this->data[0] = "S" . $value . substr($this->data[0], 6);
return;
}
throw new Exception("Global location isn't a ship.");
}
throw new Exception("$value isn't a valid ship code");
case 'place_code':
if (!preg_match("/[0-9]{1,3}/", $value)) {
throw new Exception("$value isn't a valid place code");
}
$value = sprintf("%03d", $value);
if ($this->data[0][0] == 'B') {
$this->data[0] = substr($this->data[0], 0, 6) . $value;
}
throw new Exception("Global location isn't a body.");
default:
throw new Exception("Unknown variable: $variable");
break;
}
}
}
diff --git a/includes/geo/point3D.php b/includes/geo/point3D.php
index 1d4491b..577163b 100755
--- a/includes/geo/point3D.php
+++ b/includes/geo/point3D.php
@@ -1,239 +1,239 @@
<?php
/**
* Geo point 3D class.
*
* Zed. The immensity of stars. The HyperShip. The people.
*
* (c) 2010, Dereckson, some rights reserved.
* Released under BSD license.
*
* 0.1 2010-02-23 14:14 DcK
*
* @package Zed
* @subpackage Geo
* @author Sébastien Santoro aka Dereckson <dereckson@espace-win.org>
* @copyright 2010 Sébastien Santoro aka Dereckson
* @license http://www.opensource.org/licenses/bsd-license.php BSD
* @version 0.1
* @link http://scherzo.dereckson.be/doc/zed
* @link http://zed.dereckson.be/
* @filesource
*/
require_once("galaxy.php");
/**
* Geo point 3D class.
*
* This class represents a x, y, z point.
*
* It implements IteratorAggregate to allow the foreach instruction
* on a GeoPoint3D object:
*
* <code>
* $point = new GeoPoint3D(17, 24, -6);
* foreach ($point as $axis => $coordinate) {
* echo "\n\t$axis = $coordinate";
* }
* //This will output:
* // x = 17
* // y = 24
* // z = -6
* </code>
*
* The point 3D representation is xyz: [x, y, z] ; you can print it as a string
* and get this format:
*
* <code>
* $point = new GeoPoint3D(17, 24, -6);
* echo (string)$point; //will output xyz: [17, 24, -6]
* </code>
*
*/
class GeoPoint3D implements IteratorAggregate {
//
// x, y, z public properties
//
/**
* the x coordinate
*
* @var integer
*/
public $x;
/**
* the y coordinate
*
* @var integer
*/
public $y;
/**
* the z coordinate
*
* @var integer
*/
public $z;
//
// constructor / toString
//
/**
* Initializes a new instance of GeoPoint3D class
*
* @param int $x the x coordinate
* @param int $y the y coordinate
* @param int $z the z coordinate
*/
function __construct ($x, $y, $z) {
$this->x = (int)$x;
$this->y = (int)$y;
$this->z = (int)$z;
}
/**
* Parses a string expression ang gets a GeoPoint3D object
*
* Formats recognized are:
* - xyz: [x, y, z]
* - (x, y, z)
*
* @param string $expression the expression to parse
* @return GeoPoint3D If the specified expression could be parsed, a GeoPoint3D instance ; otherwise, null.
*/
static function fromString ($expression) {
if (string_starts_with($expression, 'xyz:', false)) {
$pos1 = strpos($expression, '[', 4) + 1;
$pos2 = strpos($expression, ']', $pos1);
if ($pos1 > -1 && $pos2 > -1) {
$expression = substr($expression, $pos1, $pos2 - $pos1);
$xyz = explode(',', $expression, 3);
return new GeoPoint3D($xyz[0], $xyz[1], $xyz[2]);
}
} elseif ($expression[0] = '(') {
$expression = substr($expression, 1, -1);
$xyz = explode(',', $expression, 3);
return new GeoPoint3D($xyz[0], $xyz[1], $xyz[2]);
}
return null;
}
/**
* Returns a string representation of the point coordinates.
*
* @param $format the format to use
* @return string a string representation of the coordinates
*
* To print a "xyz: [10, 20, 40]" string:
* $point = new GeoPoint3D(10, 20, 40);
* echo $point->sprintf("xyz: [%d, %d, %d]");
*
* //Of course, you could have (implicitely) use the __toString method:
* echo $point;
*
* To print a (10, 20, 40) string:
* $point = new GeoPoint3D(10, 20, 40);
* echo $point->sprintf("(%d, %d, %d)");
*/
function sprintf ($format) {
return sprintf($format, $this->x, $this->y, $this->z);
}
/**
* Returns a xyz: [x, y, z] string representation of the point coordinates.
*
* @return string a xyz: [x, y, z] string representation of the coordinates
*/
function __toString () {
return $this->sprintf("xyz: [%d, %d, %d]");
}
/**
* Determines if this point is equal to the specified point.
*
* @param GeoPoint3D $point The point to compare
* @return bool true if the two points are equal ; otherwise, false.
*/
function equals ($point) {
return ($this->x == $point->x) && ($this->y == $point->y) && ($this->z == $point->z);
}
//
// Math
//
/**
* Gets the (ρ, φ, θ) spherical coordinates from the current x, y, z cartesian point
*
* The algo used is from http://fr.wikipedia.org/wiki/Coordonn%C3%A9es_sph%C3%A9riques#Relation_avec_les_autres_syst.C3.A8mes_de_coordonn.C3.A9es_usuels
*
* @return array an array of 3 floats number, representing the (ρ, φ, θ) spherical coordinates
*/
- function to_spherical () {
- return GeoGalaxy::cartesian_to_spherical($this->x, $this->y, $this->z);
+ function toSpherical () {
+ return GeoGalaxy::cartesianToSpherical($this->x, $this->y, $this->z);
}
/**
* Gets the (ρ, φ, θ) spherical coordinates from the current x, y, z cartesian point
*
* The algo used is from http://www.phy225.dept.shef.ac.uk/mediawiki/index.php/Cartesian_to_polar_conversion
*
* @return array an array of 3 floats number, representing the (ρ, φ, θ) spherical coordinates
*/
- function to_spherical2 () {
- return GeoGalaxy::cartesian_to_spherical2($this->x, $this->y, $this->z);
+ function toSphericalAlternative () {
+ return GeoGalaxy::cartesianToSphericalAlternative($this->x, $this->y, $this->z);
}
/**
* Translates the center and rescales.
*
* This method allow to help to represent coordinate in a new system
*
* This method is used to represent Zed objects in dojo with the following
* parameters:
* <code>
* $pointKaos = GeoPoint3D(800, 42, 220);
* $pointKaos->translate(500, 300, 200, 2);
* echo $pointKaos;
* //This will output xyz: [150, -129, 10]
* </code>
*
* @param int $dx the difference between the old x and new x (ie the value of x = 0 in the new system)
* @param int $dy the difference between the old y and new y (ie the value of y = 0 in the new system)
* @param int $dz the difference between the old y and new z (ie the value of z = 0 in the new system)
* @param float $scale if specified, divides each coordinate by this value (optional)
*/
function translate ($dx, $dy, $dz, $scale = 1) {
if ($scale == 1) {
$this->x += $dx;
$this->y += $dy;
$this->z += $dz;
} elseif ($scale == 0) {
$this->x = 0;
$this->y = 0;
$this->z = 0;
} else {
$this->x = $this->x * $scale + $dx;
$this->y = $this->y * $scale + $dy;
$this->z = $this->z * $scale + $dz;
}
}
//
// Implementing IteratorAggregate
//
/**
* Retrieves class iterator. It traverses x, y and z.
*
* @return Traversable the iterator
*/
function getIterator () {
return new ArrayIterator($this);
}
}
diff --git a/includes/geo/pointPolarZ.php b/includes/geo/pointPolarZ.php
index a7c482a..49e965f 100755
--- a/includes/geo/pointPolarZ.php
+++ b/includes/geo/pointPolarZ.php
@@ -1,374 +1,374 @@
<?php
/**
* Geo point polar+z class.
*
* Zed. The immensity of stars. The HyperShip. The people.
*
* (c) 2010, Dereckson, some rights reserved.
* Released under BSD license.
*
* @package Zed
* @subpackage Geo
* @author Sébastien Santoro aka Dereckson <dereckson@espace-win.org>
* @copyright 2010 Sébastien Santoro aka Dereckson
* @license http://www.opensource.org/licenses/bsd-license.php BSD
* @version 0.1
* @link http://scherzo.dereckson.be/doc/zed
* @link http://zed.dereckson.be/
* @filesource
*/
require_once("point3D.php");
/**
* Geo point polar+z class.
*
* This class represents a r, ρ, z point.
*
* They are useful to express coordinates in a cylinder shape, like a tower
* where it make senses to use polar coordinates instead x, y but where the
* height is not relative to a center, like it would be in a sphere.
*
* It implements IteratorAggregate to allow the foreach instruction
* on a GeoPointPolarZ object:
*
* <code>
* $point = new GeoPointPolarZ(17, '24°', -6);
* foreach ($point as $axis => $coordinate) {
* echo "\n\t$axis = $coordinate";
* }
* //This will output:
* // r = 17
* // t = 24°
* // z = -6
* </code>
*
* The point 3D representation is rtz: [ρ, θ, z] ; you can print it as a string
* and get this format:
*
* <code>
* $point = new GeoPointPolarZ(17, '24°', -6);
* echo (string)$point; //will output rρz: [17, 24°, -6]
* </code>
*
*/
class GeoPointPolarZ implements IteratorAggregate {
//
// ρ, θ, z public properties
//
/**
* the ρ coordinate
*
* @var float
*/
public $r;
/**
* the θ coordinate
*
* This coordinate could be expressed as:
* - a string with a float, appended by "°" or " °" (in degree)
* - as a float (in radian)
*
* @var mixed
*/
public $t;
/**
* the z coordinate
*
* @var float
*/
public $z;
//
// constructor / toString
//
/**
* Initializes a new instance of GeoPointPolarZ class
*
* @param float $r the ρ coordinate
* @param mixed $t the θ coordinate, in ° (string) or radian (float)
* @param float $z the z coordinate
*/
function __construct ($r, $t, $z) {
$this->r = (float)$r;
$this->t = trim($t);
$this->z = (float)$z;
}
/**
* Parses a string expression ang gets a GeoPointPolarZ object
*
* Formats recognized are:
* - rtz: [ρ, θ, z]
* - (ρ, θ, z)
*
* @param string $expression the expression to parse
* @return GeoPointPolarZ If the specified expression could be parsed, a GeoPointPolarZ instance ; otherwise, null.
*/
static function fromString ($expression) {
if (string_starts_with($expression, 'rtz:', false)) {
$pos1 = strpos($expression, '[', 4) + 1;
$pos2 = strpos($expression, ']', $pos1);
if ($pos1 > -1 && $pos2 > -1) {
$expression = substr($expression, $pos1, $pos2 - $pos1);
$rtz = explode(',', $expression, 3);
return new GeoPointPolarZ($rtz[0], $rtz[1], $rtz[2]);
}
} elseif ($expression[0] = '(') {
$expression = substr($expression, 1, -1);
$rtz = explode(',', $expression, 3);
return new GeoPointPolarZ($rtz[0], $rtz[1], $rtz[2]);
}
return null;
}
/**
* Returns a string representation of the point coordinates.
*
* @param $format the format to use
* @return string a string representation of the coordinates
*
* To print a "rtz: [10, 20°, 40]" string:
* $point = new GeoPointPolarZ(10, '20°', 40);
* echo $point->sprintf("rtz: [%d, %s, %d]");
*
* //Of course, you could have (implicitely) use the __toString method:
* echo $point;
*
* To print a (10, 20°, 40) string:
* $point = new GeoPointPolarZ(10, 20°, 40);
* echo $point->sprintf("(%d, %s, %d)");
*/
function sprintf ($format) {
return sprintf($format, $this->r, self::get_degrees($this->t), $this->z);
}
/**
* Returns a rρz: [r, ρ, z] string representation of the point coordinates.
*
* @return string a rtz: [ρ, θ, z] string representation of the coordinates
*/
function __toString () {
return $this->sprintf("rtz: [%d, %s, %d]");
}
/**
* Determines if this point is equal to the specified point.
*
* @param GeoPointPolarZ $point The point to compare
* @return bool true if the two points are equal ; otherwise, false.
*/
function equals ($point) {
return ($this->r == $point->r) && self::angle_equals($this->t, $point->t) && ($this->z == $point->z);
}
/**
* Detemrines if two angles are equal
* @param mixed $angle1 the first angle value, ie a float (angle in radian) or a string formed by an integed appended by ° (degrees)
* @param mixed $angle2 the second angle value, a float (angle in radian) or a string formed by an integed appended by ° (degrees)
* @return bool true if the angles are equal ; otherwise, false.
*/
static function angle_equals ($angle1, $angle2) {
if ($angle1 === $angle2) return true;
if (!is_numerical($angle1)) {
$angle1 = deg2rad((float)$angle1);
}
if (!is_numerical($angle2)) {
$angle2 = deg2rad((float)$angle2);
}
$angle1 = self::normalizeAngle($angle1);
$angle2 = self::normalizeAngle($angle2);
return ($angle1 == $angle2);
}
/**
* Normalizes an angle (in radians) in the interval [0, π[ (or a custom interval)
*
* @param float $angle the angle (in radians)
* @param float $min the radians value the angle must be greater or equal than [optional, default value: 0]
* @param float $max the radains value the angle must be stricly lesser than [optional, default value: M_PI]
* @param float $interval the increment interval [optional, default value: 360]
*/
static function normalizeAngle ($angle, $min = 0, $max = M_PI, $interval = M_PI) {
while ($angle < $min) {
$angle += $interval;
}
while ($angle >= $max) {
$angle -= $interval;
}
return $angle;
}
/**
* Normalizes an angle (in degrees) in the interval [0, 360[ (or a custom interval)
*
* @param float $angle the angle to normalize, in degrees
* @param float $min the degrees value the angle must be greater or equal than [optional, default value: 0]
* @param float $max the degrees value the angle must be stricly lesser than [optional, default value: 360]
* @param float $interval the increment interval [optional, default value: 360]
*/
static function normalizeAngleInDegrees ($angle, $min = 0, $max = 360, $interval = 360) {
while ($angle < $min) {
$angle += $interval;
}
while ($angle >= $max) {
$angle -= $interval;
}
return $angle;
}
/**
* Gets the specified angle in radians
*
* @param mixed $angle the angle, a float in radians or a string (a float + "°" or " °" in degrees
* @return float the angle in radians
*/
static function get_radians ($angle) {
return is_numeric($angle) ? $angle : deg2rad((float)$angle);
}
/**
* Gets the specified angle in degrees
*
* @param mixed $angle the angle, a float in radians or a string (a float + "°" or " °" in degrees
* @return string the angle (float) in degrees followed by "°"
*/
static function get_degrees ($angle) {
return is_numeric($angle) ? rad2deg((float)$angle) . '°' : $angle;
}
/**
* Converts a polar coordinate angle to a 0-360° CW angle
*/
static function get_natural_degrees ($angle) {
return self::normalizeAngleinDegrees(90 - self::get_degrees($angle));
}
//
// Math
//
/**
* Gets the (x, y, z) cartesian coordinates from the current ρ, θ, z polar+z point
*
* @return array an array of 3 floats number, representing the (x, y, z) cartesian coordinates
*/
- function to_cartesian () {
+ function toCartesian () {
$x = $this->r * cos(self::get_radians($this->t));
$y = $this->r * sin(self::get_radians($this->t));
return array($x, $y, $this->z);
}
/**
* Converts the current GeoPointPolarZ instance to a GeoPoint3D instance
*
* @return GeoPoint3D an instance of the GeoPoint3D class representing the (x, y, z) cartesian coordinates
*/
function to_Point3D () {
- $pt = $this->to_cartesian();
+ $pt = $this->toCartesian();
return new GeoPoint3D($pt[0], $pt[1], $pt[2]);
}
/**
* Gets the (ρ, φ, θ) spherical coordinates from the current (ρ, θ, z) polar+z point
*
* The algo used is from http://fr.wikipedia.org/wiki/Coordonn%C3%A9es_sph%C3%A9riques#Relation_avec_les_autres_syst.C3.A8mes_de_coordonn.C3.A9es_usuels
*
* @return array an array of 3 floats number, representing the (ρ, φ, θ) spherical coordinates
*/
- function to_spherical () {
- $pt = $this->to_cartesian();
- return GeoGalaxy::cartesian_to_spherical($pt[0], $pt[1], $pt[2]);
+ function toSpherical () {
+ $pt = $this->toCartesian();
+ return GeoGalaxy::cartesianToSpherical($pt[0], $pt[1], $pt[2]);
}
/**
* Gets the (ρ, φ, θ) spherical coordinates from the current (ρ, θ, z) polar+z point
*
* The algo used is from http://www.phy225.dept.shef.ac.uk/mediawiki/index.php/Cartesian_to_polar_conversion
*
* @return array an array of 3 floats number, representing the (ρ, φ, θ) spherical coordinates
*/
- function to_spherical2 () {
- $pt = $this->to_cartesian();
- return GeoGalaxy::cartesian_to_spherical2($pt[0], $pt[1], $pt[2]);
+ function toSphericalAlternative () {
+ $pt = $this->toCartesian();
+ return GeoGalaxy::cartesianToSphericalAlternative($pt[0], $pt[1], $pt[2]);
}
/**
* Translates the center and rescales.
*
* This method allow to help to represent coordinate in a new system
*
* This method is used to represent Zed objects in dojo with the following
* parameters:
* <code>
* $pointKaos = GeoPointPolarZ(800, 42, 220);
* $pointKaos->translate(500, 300, 200, 2);
* echo $pointKaos;
* //This will output rρz: [150, -129, 10]
* </code>
*
* @param float $dr the difference between the old ρ and new ρ (ie the value of ρ = 0 in the new system)
* @param float $dt the difference between the old θ and new θ (ie the value of θ = 0 in the new system)
* @param float $dz the difference between the old y and new z (ie the value of z = 0 in the new system)
* @param int $scale if specified, divides each coordinate by this value (optional)
*/
function translate ($dr, $dt, $dz, $scale = 1) {
if ($scale == 1) {
$this->r += $dr;
$this->t += $dt;
$this->z += $dz;
} elseif ($scale == 0) {
$this->r = 0;
$this->t = 0;
$this->z = 0;
} else {
$this->r = $this->r * $scale + $dr;
$this->t = $this->t * $scale + $dt;
$this->z = $this->z * $scale + $dz;
}
}
/**
* Calculates the section number the specified angle belongs
*
* @param $angle float The natural angle in degree (North 0°, East 90°, etc. clockwise)
* @param int $count the number of sections (default value: 6)
* @return $int the section number
*/
static function calculate_section ($angle, $count = 6) {
if ($angle < 90) {
$angle += 270;
} else {
$angle -= 90;
}
return 1 + (int)($angle / (360/$count));
}
/**
* Gets the section number the θ angle belongs to.
*
* @param int $count the number of sections
* @return $int the section number
*/
function get_section ($count = 6) {
return self::calculate_section(self::get_natural_degrees($this->t), $count);
}
//
// Implementing IteratorAggregate
//
/**
* Retrieves class iterator. It traverses ρ, θ and z.
*
* @return Traversable the iterator
*/
function getIterator () {
return new ArrayIterator($this);
}
}

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