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search.okapi.inc.php
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search.okapi.inc.php
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<?php
/* * *************************************************************************
./lib/search.okapi.inc.php
* ************************************************************************* */
/* * *************************************************************************
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* ************************************************************************* */
/* * **************************************************************************
Unicode Reminder ??
Garmin OKAPI based search output (gpx + images for garmin devices)
based on search.*.inc.php
by Limak (opencaching.pl)
by Boguś z Polska
* ************************************************************************** */
setlocale(LC_TIME, 'pl_PL.UTF-8'); // TODO: why it's pl_PL
global $content, $sqldebug, $usr, $hide_coords, $lang, $dbcSearch;
set_time_limit(1800);
if ($usr || !$hide_coords) {
//prepare the output
$caches_per_page = 20;
$sql = 'SELECT ';
if (isset($lat_rad) && isset($lon_rad))
$sql .= getCalcDistanceSqlFormula($usr !== false, $lon_rad * 180 / 3.14159, $lat_rad * 180 / 3.14159, 0, $multiplier[$distance_unit]) . ' `distance`, ';
else {
if ($usr === false)
$sql .= '0 distance, ';
else {
//get the users home coords
$rs_coords = sql("SELECT `latitude`, `longitude` FROM `user` WHERE `user_id`='&1'", $usr['userid']);
$record_coords = sql_fetch_array($rs_coords);
if ((($record_coords['latitude'] == NULL) || ($record_coords['longitude'] == NULL)) || (($record_coords['latitude'] == 0) || ($record_coords['longitude'] == 0)))
$sql .= '0 distance, ';
else {
$lon_rad = $record_coords['longitude'] * 3.14159 / 180;
$lat_rad = $record_coords['latitude'] * 3.14159 / 180;
$sql .= getCalcDistanceSqlFormula(true, $record_coords['longitude'], $record_coords['latitude'], 0, 1) . ' `distance`, ';
}
mysql_free_result($rs_coords);
}
}
$sql .= '`caches`.`cache_id`, `caches`.`wp_oc`';
if ($usr === false)
$sql .= ' FROM `caches` ';
else {
$sql .= ' FROM `caches`
LEFT JOIN `cache_mod_cords` ON `caches`.`cache_id` = `cache_mod_cords`.`cache_id` AND `cache_mod_cords`.`user_id` = '
. $usr['userid'];
}
$sql .= ' WHERE `caches`.`cache_id` IN (' . $sqlFilter . ')';
$sortby = $options['sort'];
if (isset($lat_rad) && isset($lon_rad) && ($sortby == 'bydistance'))
$sql .= ' ORDER BY distance ASC';
else if ($sortby == 'bycreated')
$sql .= ' ORDER BY date_created DESC';
else // by name
$sql .= ' ORDER BY name ASC';
//startat?
$startat = isset($_REQUEST['startat']) ? $_REQUEST['startat'] : 0;
if (!is_numeric($startat))
$startat = 0;
if (isset($_REQUEST['count']))
$count = $_REQUEST['count'];
else
$count = $caches_per_page;
$maxlimit = 1000000000;
if ($count == 'max')
$count = $maxlimit;
if (!is_numeric($count))
$count = 0;
if ($count < 1)
$count = 1;
if ($count > $maxlimit)
$count = $maxlimit;
$sqlLimit = ' LIMIT ' . $startat . ', ' . $count;
// cleanup (old zipcontent lingers if zip-download is cancelled by user)
$dbcSearch->simpleQuery('DROP TEMPORARY TABLE IF EXISTS `zipcontent`');
$dbcSearch->reset();
// temporäre tabelle erstellen
$dbcSearch->simpleQuery('CREATE TEMPORARY TABLE `zipcontent` ' . $sql . $sqlLimit);
$dbcSearch->reset();
// echo $sql;
$dbcSearch->simpleQuery('SELECT COUNT(*) `count` FROM `zipcontent`');
$rCount = $dbcSearch->dbResultFetch();
$dbcSearch->reset();
$caches_count = $rCount['count'];
if ($rCount['count'] == 1) {
$dbcSearch->simpleQuery('SELECT `caches`.`wp_oc` `wp_oc` FROM `zipcontent`, `caches` WHERE `zipcontent`.`cache_id`=`caches`.`cache_id` LIMIT 1');
$rName = $dbcSearch->dbResultFetch();
$dbcSearch->reset();
$sFilebasename = $rName['wp_oc'];
} else {
if ($options['searchtype'] == 'bywatched') {
$sFilebasename = 'watched_caches';
} elseif ($options['searchtype'] == 'bylist') {
$sFilebasename = 'cache_list';
} elseif ($options['searchtype'] == 'bypt') {
$sFilebasename = $options['gpxPtFileName'];
} else {
$rsName = sql('SELECT `queries`.`name` `name` FROM `queries` WHERE `queries`.`id`= &1 LIMIT 1', $options['queryid']);
$rName = sql_fetch_array($rsName);
mysql_free_result($rsName);
if (isset($rName['name']) && ($rName['name'] != '')) {
$sFilebasename = trim($rName['name']);
$sFilebasename = str_replace(" ", "_", $sFilebasename);
} else {
$sFilebasename = 'ocpl' . $options['queryid'];
}
}
}
// =======================================
// I don't know what code above doing (it's horrible and I don't have enough time to analyze this code),
// so I just modify existing piece of code from other output search.*.inc.php file.
// == Limak (28.01.2012) ==
$okapi_max_caches = get_max_caches_per_call();
//zippart param in request is used for split ZIP files
if (!isset($_REQUEST['zippart']))
$_REQUEST['zippart'] = 0;
$zippart = abs(intval($_REQUEST['zippart'])) + 0;
$startat = ($zippart - 1) * $okapi_max_caches;
// too much caches for one zip file - generate webpage instead
if (($caches_count > $okapi_max_caches) && ($zippart == 0 || $startat >= $caches_count)) {
$tplname = get_pagination_template();
$tpl_subtitle = get_pagination_page_title(); // omfg :(
tpl_set_var('zip_total_cache_count', $caches_count);
tpl_set_var('zip_max_count', $okapi_max_caches);
$links_content = '';
$forlimit = intval($caches_count / $okapi_max_caches) + 1;
for ($i = 1; $i <= $forlimit; $i++) {
$link_content = generate_link_content($options['queryid'], $sFilebasename, $i);
$links_content .= $link_content;
}
tpl_set_var('zip_links', $links_content);
tpl_BuildTemplate();
} else { // caches are less or equals then okapi_max_caches in one ZIP file limit - okey, return ZIP file
// use 'LIMIT' only if it's needed
if ($caches_count > $okapi_max_caches)
$ziplimit = ' LIMIT ' . $startat . ',' . $okapi_max_caches;
else
$ziplimit = '';
// OKAPI need only waypoints
$dbcSearch->simpleQuery('SELECT `caches`.`wp_oc` `wp_oc` FROM `zipcontent`, `caches` WHERE `zipcontent`.`cache_id`=`caches`.`cache_id`' . $ziplimit);
$waypoints_tab = array();
while ($r = $dbcSearch->dbResultFetch()) {
// TODO: zalogować dostęp do kesza - o ile nie jest to w okapi
$waypoints_tab[] = $r['wp_oc'];
}
$waypoints = implode("|", $waypoints_tab);
$dbcSearch->reset();
// I don't know what this line doing, but other 'search.*.inc.php' files include this.
if ($sqldebug == true)
sqldbg_end();
if (!isset($_SESSION))
session_start();# prevent downloading multiple parts at once
// Including OKAPI's Facade. This is the only valid (and fast) interface to access
// OKAPI services from within OC code.
require_once($rootpath . 'okapi/facade.php');
try {
$okapi_response = call_okapi($usr, $waypoints, $lang, $sFilebasename, $zippart);
// This outputs headers and the file content.
$okapi_response->display();
} catch (\okapi\BadRequest $e) {
# In case of bad requests, simply output OKAPI's error response.
# In case of other, internal errors, don't catch the error. This
# will cause OKAPI's default error hangler to kick in (so the admins
# will get informed).
header('Content-Type: text/plain');
echo $e;
exit;
}
exit;
}
}
?>