120 lines
4.6 KiB
PHP
120 lines
4.6 KiB
PHP
<?php
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/*
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* $Id$
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information, see
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* <http://www.phpdoctrine.org>.
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*/
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/**
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* Doctrine_Template_Geographical
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*
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* Easily add created and updated at timestamps to your doctrine records
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*
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* @package Doctrine
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* @subpackage Template
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* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
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* @link www.phpdoctrine.org
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* @since 1.0
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* @version $Revision$
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* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
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*/
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class Doctrine_Template_Geographical extends Doctrine_Template
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{
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/**
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* Array of timestampable options
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*
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* @var string
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*/
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protected $_options = array('latitude' => array('name' => 'latitude',
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'type' => 'float',
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'size' => 4,
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'options' => array()),
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'longitude' => array('name' => 'longitude',
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'type' => 'float',
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'size' => 4,
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'options' => array()));
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/**
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* __construct
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*
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* @param string $array
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* @return void
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*/
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public function __construct(array $options)
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{
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$this->_options = Doctrine_Lib::arrayDeepMerge($this->_options, $options);
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}
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/**
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* setTableDefinition
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*
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* @return void
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*/
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public function setTableDefinition()
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{
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$this->hasColumn($this->_options['latitude']['name'], $this->_options['latitude']['type'], $this->_options['latitude']['size'], $this->_options['latitude']['options']);
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$this->hasColumn($this->_options['longitude']['name'], $this->_options['longitude']['type'], $this->_options['longitude']['size'], $this->_options['longitude']['options']);
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}
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public function getDistanceQuery()
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{
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$invoker = $this->getInvoker();
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$query = $invoker->getTable()->createQuery();
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$rootAlias = $query->getRootAlias();
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$latName = $this->_options['latitude']['name'];
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$longName = $this->_options['longitude']['name'];
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$query->addSelect($rootAlias . '.*');
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$sql = "((ACOS(SIN(%s * PI() / 180) * SIN(" . $rootAlias . "." . $latName . " * PI() / 180) + COS(%s * PI() / 180) * COS(" . $rootAlias . "." . $latName . " * PI() / 180) * COS((%s - " . $rootAlias . "." . $longName . ") * PI() / 180)) * 180 / PI()) * 60 * %s) as %s";
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$milesSql = sprintf($sql, number_format($invoker->get('latitude'), 1), $invoker->get('latitude'), $invoker->get('longitude'), '1.1515', 'miles');
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$query->addSelect($milesSql);
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$kilometersSql = sprintf($sql, number_format($invoker->get('latitude'), 1), $invoker->get('latitude'), $invoker->get('longitude'), '1.1515 * 1.609344', 'kilometers');
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$query->addSelect($kilometersSql);
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return $query;
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}
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public function getDistance(Doctrine_Entity $record, $kilometers = false)
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{
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$query = $this->getDistanceQuery($kilometers);
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$conditions = array();
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$values = array();
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foreach ((array) $record->getTable()->getIdentifier() as $id) {
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$conditions[] = $query->getRootAlias() . '.' . $id . ' = ?';
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$values[] = $record->get($id);
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}
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$where = implode(' AND ', $conditions);
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$query->addWhere($where, $values);
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$query->limit(1);
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$result = $query->execute()->getFirst();
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if (isset($result['kilometers']) && $result['miles']) {
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return $kilometers ? $result->get('kilometers'):$result->get('miles');
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} else {
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return 0;
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}
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}
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} |