<?php
/***************************************************************************
- * Copyright (C) 2003-2004 Polytechnique.org *
+ * Copyright (C) 2003-2006 Polytechnique.org *
* http://opensource.polytechnique.org/ *
* *
* This program is free software; you can redistribute it and/or modify *
function size_of_city($nb) { $s = round(log($nb + 1)*2,2); if ($s < 1) return 1; return $s; }
function size_of_territory($nb) { return size_of_city($nb); }
+function geoloc_getData_subcities($mapid, $SFields, &$cities, $direct=true) {
+ global $globals;
+ for ($i_mapfield=0; $i_mapfield < count($SFields) ; $i_mapfield++) if ($SFields[$i_mapfield]->fieldFormName == 'mapid') break;
+ $SFields[$i_mapfield] = new MapSField('mapid', array('gcim.map_id'), array('adresses','geoloc_city_in_maps'), array('am','gcim'), array(getadr_join('am'), 'am.cityid = gcim.city_id'), $mapid);
+
+ $fields = new SFieldGroup(true, $SFields);
+ $where = $fields->get_where_statement();
+ if ($where) $where = " AND ".$where;
+
+ $cityres = $globals->xdb->iterator("
+ SELECT gc.id,
+ gc.lon / 100000 AS x, gc.lat/100000 AS y,
+ gc.name,
+ COUNT(u.user_id) AS pop,
+ SUM(u.promo % 2) AS yellow
+ FROM auth_user_md5 AS u
+ INNER JOIN auth_user_quick AS q ON(u.user_id = q.user_id)
+ ".$fields->get_select_statement()."
+ LEFT JOIN geoloc_city AS gc ON(gcim.city_id = gc.id)
+ WHERE ".($direct?"gcim.infos = 'smallest'":"1")."
+ $where
+ GROUP BY gc.id,gc.alias ORDER BY pop DESC");
+ while ($c = $cityres->next())
+ if ($c['pop'] > 0)
+ {
+ $city = $c;
+ $city['x'] = geoloc_to_x($c['x'], $c['y']);
+ $city['y'] = geoloc_to_y($c['x'], $c['y']);
+ $city['size'] = size_of_city($c['pop']);
+ $cities[$c['id']] = $city;
+ }
+}
+
+function geoloc_getData_subcountries($mapid, $SFields, $minentities) {
+ global $globals;
+ $countries = array();
+ $cities = array();
+
+ if ($mapid === false)
+ $wheremapid = "WHERE gm.parent IS NULL";
+ else
+ $wheremapid = "WHERE gm.parent = {?}";
+ $submapres = $globals->xdb->iterator(
+ "SELECT gm.map_id AS id, gm.name, gm.x, gm.y, gm.xclip, gm.yclip,
+ gm.width, gm.height, gm.scale, 1 AS rat
+ FROM geoloc_maps AS gm
+ ".$wheremapid, Env::get('mapid',''));
+
+ while ($c = $submapres->next())
+ {
+ $country = $c;
+ $country['name'] = utf8_decode($country['name']);
+ $country['color'] = 0xFFFFFF;
+ $country['swf'] = $globals->geoloc->webservice_url."maps/mercator/map_".$c['id'].".swf";
+ $countries[$c['id']] = $country;
+ }
+
+ if ($mapid === false) return array($countries, $cities);
+
+ geoloc_getData_subcities(Env::getInt('mapid'), $SFields, $cities);
+ $nbcities = count($cities);
+ $nocity = $nbcities == 0;
+
+ for ($i_mapfield=0; $i_mapfield < count($SFields) ; $i_mapfield++) if ($SFields[$i_mapfield]->fieldFormName == 'mapid') break;
+ $SFields[$i_mapfield] = new MapSField('mapid', array('map.parent'), array('adresses','geoloc_city_in_maps','geoloc_maps'), array('am','gcim','map'), array(getadr_join('am'), 'am.cityid = gcim.city_id', 'map.map_id = gcim.map_id'));
+
+ $fields = new SFieldGroup(true, $SFields);
+ $where = $fields->get_where_statement();
+ if ($where) $where = " WHERE ".$where;
+
+ $countryres = $globals->xdb->iterator("
+ SELECT map.map_id AS id,
+ COUNT(u.user_id) AS nbPop,
+ SUM(u.promo % 2) AS yellow,
+ COUNT(DISTINCT gcim.city_id) AS nbCities,
+ SUM(IF(u.user_id IS NULL,0,am.glng)) AS lonPop,
+ SUM(IF(u.user_id IS NULL, 0,am.glat)) AS latPop
+ FROM auth_user_md5 AS u
+ INNER JOIN auth_user_quick AS q ON(u.user_id = q.user_id)
+ ".$fields->get_select_statement()."
+ $where
+ GROUP BY map.map_id ORDER BY NULL", $hierarchy);
+
+ $maxpop = 0;
+ $nbentities = $nbcities + $countryres->total();
+ while ($c = $countryres->next())
+ {
+ $c['latPop'] /= $c['nbPop'];
+ $c['lonPop'] /= $c['nbPop'];
+ $c['rad'] = size_of_territory($c['nbPop']);
+ if ($maxpop < $c['nbPop']) $maxpop = $c['nbPop'];
+ $c['xPop'] = geoloc_to_x($c['lonPop'], $c['latPop']);
+ $c['yPop'] = geoloc_to_y($c['lonPop'], $c['latPop']);
+ $countries[$c['id']] = array_merge($countries[$c['id']], $c);
+
+ $nbcities += $c['nbCities'];
+ }
+
+ if ($nocity && $nbcities < $minentities)
+ {
+ foreach($countries as $i => $c)
+ {
+ $countries[$i]['nbPop'] = 0;
+ if ($c['nbCities'] > 0)
+ geoloc_getData_subcities($c['id'], $SFields, $cities, false);
+ }
+ }
+
+ foreach ($countries as $i => $c) if ($c['nbPop'] > 0)
+ {
+ $lambda = pow($c['nbPop'] / $maxpop,0.3);
+ $countries[$i]['color'] = 0x0000FF + round((1-$lambda) * 0xFF)*0x010100;
+ }
+
+ return array($countries, $cities);
+}
// vim:set et sw=4 sts=4 sws=4 foldmethod=marker:
?>