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Push — development ( 1b87d2...43bb99 )
by Thomas
06:02
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htdocs/util2/cron/modules/geokrety.class.php (1 issue)

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<?php
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/***************************************************************************
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 * for license information see LICENSE.md
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 *  Import new data from geokrety.org.
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 *  See util2/geokrety for check and repair functions.
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 *  See discussion in http://redmine.opencaching.de/issues/18.
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 ***************************************************************************/
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checkJob(new Geokrety());
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class Geokrety
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{
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    public $name = 'geokrety';
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    public $interval = 900;
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    public function run()
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    {
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        global $opt;
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        if ($opt['cron']['geokrety']['run']) {
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            $xmlfile = $this->loadXML();
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            if ($xmlfile === false) {
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                return;
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            }
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            $this->importXML($xmlfile);
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            if (!$opt['cron']['geokrety']['xml_archive']) {
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                $this->removeXML($xmlfile);
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            }
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        }
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    }
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    /* get file from XML interface
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     * and return path of saved xml
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     * or false on error
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     */
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    public function loadXML()
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    {
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        global $opt;
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        if (!@mkdir(__DIR__ . '/../../../var/cache2/geokrety')) {
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            // die('can\'t create geogrety cache dir');
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        }
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        $path = __DIR__ . '/../../../var/cache2/geokrety/import-' . date('Ymd-His') . '.xml';
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        // Changed default-value for getSysConfig() from '2005-01-01 00:00:00' to 'NOW - 9d 12h'
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        // to safely stay in api-limit, even when client and server are in different time zones.
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        $modifiedSince = strtotime(
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            getSysConfig('geokrety_lastupdate', date($opt['db']['dateformat'], time() - 60 * 60 * 24 * 9.5))
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        );
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        if (!@copy('https://geokrety.org/export.php?modifiedsince=' . date('YmdHis', $modifiedSince - 1), $path)) {
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            return false;
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        }
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        return $path;
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    }
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    /**
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     * @param string $file
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     */
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    public function removeXML($file)
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    {
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        @unlink($file);
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    }
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    /**
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     * @param string $file
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     */
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    public function importXML($file)
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    {
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        global $opt;
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        $xr = new XMLReader();
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        if (!$xr->open($file)) {
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            $xr->close();
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            return;
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        }
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        $xr->read();
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        if ($xr->nodeType != XMLReader::ELEMENT) {
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            echo 'error: First element expected, aborted' . "\n";
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            return;
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        }
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        if ($xr->name != 'gkxml') {
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            echo 'error: First element not valid, aborted' . "\n";
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            return;
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        }
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        $startUpdate = $xr->getAttribute('date');
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        if ($startUpdate === '') {
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            echo 'error: Date attribute not valid, aborted' . "\n";
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            return;
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        }
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//      is probably noot needed
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//        while ($xr->read() && !($xr->name == 'geokret' || $xr->name == 'moves')) {}
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        $nRecordsCount = 0;
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        do {
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            if ($xr->nodeType == XMLReader::ELEMENT) {
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                $element = $xr->expand();
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                switch ($xr->name) {
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                    case 'geokret':
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                        $this->importGeoKret($element);
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                        break;
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                    case 'moves':
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                        $this->importMove($element);
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                        break;
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                }
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                $nRecordsCount++;
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            }
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        } while ($xr->next());
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        $xr->close();
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        setSysConfig('geokrety_lastupdate', date($opt['db']['dateformat'], strtotime($startUpdate)));
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    }
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    /**
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     * @param DOMNode $element
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     */
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    public function importGeoKret($element)
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    {
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        global $opt;
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        $id = $element->getAttribute('id');
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        $name = html_entity_decode($this->getNodeValue($element, 'name'));
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        if ($name === '') {
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            return;
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        }
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        $userId = $this->getNodeAttribute($element, 'owner', 'id') + 0;
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        $username = $this->getNodeValue($element, 'owner');
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        $this->checkUser($userId, $username);
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        $typeId = $this->getNodeAttribute($element, 'type', 'id') + 0;
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        $typename = $this->getNodeValue($element, 'type');
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        $this->checkGeoKretType($typeId, $typename);
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        $description = html_entity_decode($this->getNodeValue($element, 'description'));
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        $dateCreated = strtotime($this->getNodeValue($element, 'datecreated'));
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        $distanceTravelled = $this->getNodeValue($element, 'distancetravelled') + 0;
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        $state = $this->getNodeValue($element, 'state') + 0;
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        $longitude = $this->getNodeAttribute($element, 'position', 'longitude') + 0;
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        $latitude = $this->getNodeAttribute($element, 'position', 'latitude') + 0;
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        sql(
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            "INSERT INTO `gk_item`
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                    (`id`, `name`, `description`, `userid`, `datecreated`,
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                    `distancetravelled`, `latitude`, `longitude`, `typeid`, `stateid`)
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            VALUES ('&1', '&2', '&3', '&4', '&5', '&6', '&7', '&8', '&9', '&10')
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            ON DUPLICATE KEY UPDATE
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            `name`='&2', `description`='&3', `userid`='&4', `datecreated`='&5', `distancetravelled`='&6',
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            `latitude`='&7', `longitude`='&8', `typeid`='&9', `stateid`='&10'",
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            $id,
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            $name,
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            $description,
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            $userId,
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            date($opt['db']['dateformat'], $dateCreated),
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            $distanceTravelled,
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            $latitude,
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            $longitude,
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            $typeId,
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            $state
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        );
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        // Deleting and inserting item-waypoints if they have not changed will
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        // update caches.meta_last_modified -> caches.okapi_syncbase and thus trigger
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        // OKAPI changelog actions. This probably can be ignored as OKAPI will verify
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        // if data has really changed.
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        // update associated waypoints
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        /**
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         * This does not work properly, because geokret.waypoints does NOT contain the
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         * current location of the Kret but something like the last cache where it was logged.
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         * Evaluating the 'state' fielt might help, but for now, we import waypoint data
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         * from the moves instead.
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         * sql("DELETE FROM `gk_item_waypoint` WHERE id='&1'", $id);
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         * $waypoints = $element->getElementsByTagName('waypoints');
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         * if ($waypoints->length > 0)
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         * {
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         * $wpItems = $waypoints->item(0)->getElementsByTagName('waypoint');
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         * for ($i = 0; $i < $wpItems->length; $i++)
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         * {
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         * $wp = $wpItems->item($i)->nodeValue;
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         * if ($wp != '')
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         * sql("INSERT INTO `gk_item_waypoint`
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         * (`id`, `wp`)
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         * VALUES
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         * ('&1', '&2')",
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         * $id, $wp);
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         * }
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         * }
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         */
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    }
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    /**
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     * @param DOMNode $element
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     */
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    public function importMove($element)
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    {
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        global $opt;
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        $id = $element->getAttribute('id') + 0;
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        $gkId = $this->getNodeAttribute($element, 'geokret', 'id') + 0;
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        if (sql_value("SELECT COUNT(*) FROM `gk_item` WHERE `id`='&1'", 0, $gkId) == 0) {
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            return;
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        }
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        $latitude = $this->getNodeAttribute($element, 'position', 'latitude') + 0;
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        $longitude = $this->getNodeAttribute($element, 'position', 'longitude') + 0;
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        $dateLogged = strtotime($this->getNodeAttribute($element, 'date', 'logged'));
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        $dateMoved = strtotime($this->getNodeAttribute($element, 'date', 'moved'));
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        $userId = $this->getNodeAttribute($element, 'user', 'id') + 0;
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        $username = $this->getNodeValue($element, 'user');
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        $this->checkUser($userId, $username);
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        $comment = html_entity_decode($this->getNodeValue($element, 'comment'));
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        $logTypeId = $this->getNodeAttribute($element, 'logtype', 'id') + 0;
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        $logTypeName = $this->getNodeValue($element, 'logtype');
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        $this->checkMoveType($logTypeId, $logTypeName);
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        sql(
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            "INSERT INTO `gk_move`
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                (`id`, `itemid`, `latitude`, `longitude`, `datemoved`, `datelogged`, `userid`, `comment`, `logtypeid`)
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            VALUES ('&1', '&2', '&3', '&4', '&5', '&6', '&7', '&8', '&9')
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            ON DUPLICATE KEY UPDATE
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                `itemid`='&2', `latitude`='&3', `longitude`='&4', `datemoved`='&5',
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                `datelogged`='&6', `userid`='&7', `comment`='&8', `logtypeid`='&9'",
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            $id,
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            $gkId,
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            $latitude,
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            $longitude,
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            date($opt['db']['dateformat'], $dateMoved),
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            date($opt['db']['dateformat'], $dateLogged),
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            $userId,
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            $comment,
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            $logTypeId
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        );
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        sql("DELETE FROM `gk_move_waypoint` WHERE id='&1'", $id);
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        // update associated waypoints
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        $waypoints = $element->getElementsByTagName('waypoints');
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        if ($waypoints->length > 0) {
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            $wpItems = $waypoints->item(0)->getElementsByTagName('waypoint');
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            for ($i = 0; $i < $wpItems->length; $i++) {
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                $wp = mb_trim($wpItems->item($i)->nodeValue);
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                if ($wp != '') {
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                    sql("INSERT INTO `gk_move_waypoint` (`id`, `wp`) VALUES ('&1', '&2')", $id, $wp);
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                }
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            }
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        }
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        // update the current gk-waypoints based on the last move
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        sql("DELETE FROM `gk_item_waypoint` WHERE `id`='&1'", $gkId);
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        $rs = sql(
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            "
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                SELECT `id`,`logtypeid` FROM `gk_move`
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                WHERE `itemid`='&1' AND `logtypeid`!=2
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                ORDER BY `datemoved` DESC LIMIT 1",
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            $gkId
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        );
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        $r = sql_fetch_assoc($rs);
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        sql_free_result($rs);
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        if ($r === false) {
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            return;
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        }
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        if ($r['logtypeid'] == 0 /* dropped */ || $r['logtypeid'] == 3 /* seen in */) {
280
            sql(
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                "
282
                INSERT INTO `gk_item_waypoint` (`id`, `wp`)
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                SELECT '&1' AS `id`, `wp`
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                FROM `gk_move_waypoint`
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                WHERE `id`='&2' AND `wp`!=''",
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                $gkId,
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                $r['id']
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            ); // "late log" bugfix: replaced $id parameter by $r['id']
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        }
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    }
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    /**
293
     * @param int $id
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     * @param $name
295
     */
296
    public function checkGeoKretType($id, $name)
297
    {
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        sql(
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            "INSERT INTO `gk_item_type` (`id`, `name`) VALUES ('&1', '&2') ON DUPLICATE KEY UPDATE `name`='&2'",
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            $id,
301
            $name
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        );
303
    }
304
305
    /**
306
     * @param int $id
307
     * @param $name
308
     */
309
    public function checkUser($id, $name)
310
    {
311
        if ($id === 0) {
312
            return;
313
        }
314
315
        sql("INSERT INTO `gk_user` (`id`, `name`) VALUES ('&1', '&2') ON DUPLICATE KEY UPDATE `name`='&2'", $id, $name);
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    }
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318
    /**
319
     * @param int $id
320
     * @param $name
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     */
322
    public function checkMoveType($id, $name)
323
    {
324
        sql(
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            "INSERT INTO `gk_move_type` (`id`, `name`) VALUES ('&1', '&2') ON DUPLICATE KEY UPDATE `name`='&2'",
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            $id,
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            $name
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        );
329
    }
330
331
    /**
332
     * @param $domNode
333
     * @param string $element
334
     * @return string
335
     */
336 View Code Duplication
    public function getNodeValue(&$domNode, $element)
337
    {
338
        $subNode = $domNode->getElementsByTagName($element);
339
        if ($subNode->length < 1) {
340
            return '';
341
        }
342
343
        return $subNode->item(0)->nodeValue;
344
    }
345
346
    /**
347
     * @param string $element
348
     * @param string $attr
349
     * @param & $domNode
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350
     * @return string
351
     */
352 View Code Duplication
    public function getNodeAttribute(&$domNode, $element, $attr)
353
    {
354
        $subNode = $domNode->getElementsByTagName($element);
355
        if ($subNode->length < 1) {
356
            return '';
357
        }
358
359
        return $subNode->item(0)->getAttribute($attr);
360
    }
361
}
362