2 /***************************************************************************
3 * Copyright (C) 2003-2006 Polytechnique.org *
4 * http://opensource.polytechnique.org/ *
6 * This program is free software; you can redistribute it and/or modify *
7 * it under the terms of the GNU General Public License as published by *
8 * the Free Software Foundation; either version 2 of the License, or *
9 * (at your option) any later version. *
11 * This program is distributed in the hope that it will be useful, *
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
14 * GNU General Public License for more details. *
16 * You should have received a copy of the GNU General Public License *
17 * along with this program; if not, write to the Free Software *
19 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
20 ***************************************************************************/
23 // {{{ liste les pays ou les régions d'un pays
24 /** donne la liste déroulante des pays
25 * @param $current pays actuellement selectionné
27 function geoloc_country($current) {
28 $res = XDB
::iterRow('SELECT a2,pays FROM geoloc_pays ORDER BY pays');
30 while (list($my_id, $my_pays) = $res->next()) {
31 $html .= sprintf("<option value=\"%s\" %s>%s</option>\n",
32 $my_id, ($current==$my_id?
"selected='selected'":""), $my_pays);
37 function _geoloc_country_smarty($params){
38 if(!isset($params['country']))
40 return geoloc_country($params['country']);
42 $GLOBALS['page']->register_function('geoloc_country', '_geoloc_country_smarty');
44 /** donne la liste deroulante des regions pour un pays
45 * @param $pays le pays dont on veut afficher les regions
46 * @param $current la region actuellement selectionnee
48 function geoloc_region($country,$current) {
49 $res = XDB
::iterRow('SELECT region,name FROM geoloc_region where a2={?} ORDER BY name', $country);
50 $html = "<option value=\"\"></option>";
51 while (list($regid, $regname) = $res->next()) {
52 $html .= sprintf("<option value=\"%s\" %s>%s</option>\n",
53 $regid, ($current==$regid?
"selected='selected'":""), $regname);
58 function _geoloc_region_smarty($params){
59 if(!isset($params['country']))
61 if(!isset($params['region']))
63 return geoloc_region($params['country'], $params['region']);
65 $GLOBALS['page']->register_function('geoloc_region', '_geoloc_region_smarty');
68 // {{{ get_address_infos($txt)
69 /** retrieve the infos on a text address
70 * store on the fly the info of the city concerned
71 * @param $txt the raw text of an address
73 function get_address_infos($txt) {
75 $url = $globals->geoloc
->webservice_url
."address.php?precise=1&txt=".urlencode(utf8_encode($txt));
76 if (!($f = @fopen
($url, 'r'))) return false
;
77 $keys = explode('|',fgets($f));
78 $vals = explode('|',fgets($f));
80 foreach ($keys as $i=>$key) if($vals[$i]) $infos[$key] = ($key == 'sql')?
$vals[$i]:utf8_decode(strtr($vals[$i], array(chr(197).chr(147) => "œ")));
82 XDB
::execute("REPLACE INTO geoloc_city VALUES ".$infos['sql']);
83 if ($infos['display'])
84 XDB
::execute("UPDATE geoloc_pays SET display = {?} WHERE a2 = {?}", $infos['display'], $infos['country']);
89 // {{{ get_cities_maps($array)
90 /* get all the maps id of the cities contained in an array */
91 function get_cities_maps($array)
95 $url = $globals->geoloc
->webservice_url
."findMaps.php?datatext=".urlencode(utf8_encode(implode("\n", $array)));
96 if (!($f = @fopen
($url, 'r'))) return false
;
100 $l = trim(fgets($f));
101 $tab = explode(';', $l);
110 // {{{ get_new_maps($url)
111 /** set new maps from url **/
112 function get_new_maps($url)
114 if (!($f = @fopen
($url, 'r'))) {
117 XDB
::query('TRUNCATE TABLE geoloc_maps');
120 $l = fgetcsv($f, 1024, ';', '"');
121 foreach ($l as $i => $val) {
122 if ($val != 'NULL') {
123 $l[$i] = '\''.addslashes($val).'\'';
126 $s .= ',('.implode(',',$l).')';
128 XDB
::execute('INSERT INTO geoloc_maps VALUES '.substr($s, 1));
132 // {{{ get_address_text($adr)
133 /** make the text of an address that can be read by a mailman
134 * @param $adr an array with all the usual fields
136 function get_address_text($adr) {
138 if ($adr['adr1']) $t.= $adr['adr1'];
139 if ($adr['adr2']) $t.= "\n".$adr['adr2'];
140 if ($adr['adr3']) $t.= "\n".$adr['adr3'];
142 if ($adr['display']) {
143 $keys = explode(' ', $adr['display']);
144 foreach ($keys as $key) {
145 if (isset($adr[$key]))
146 $l .= " ".$adr[$key];
150 if ($l) $l = substr($l, 1);
154 if ($adr['country'] == 'US' ||
$adr['country'] == 'CA' ||
$adr['country'] == 'GB') {
155 if ($adr['city']) $l .= $adr['city'].",\n";
156 if ($adr['region']) $l .= $adr['region']." ";
157 if ($adr['postcode']) $l .= $adr['postcode'];
159 if ($adr['postcode']) $l .= $adr['postcode']." ";
160 if ($adr['city']) $l .= $adr['city'];
163 if ($l) $t .= "\n".trim($l);
164 if ($adr['country'] != '00' && (!$adr['countrytxt'] ||
$adr['countrytxt'] == strtoupper($adr['countrytxt']))) {
165 $res = XDB
::query("SELECT pays FROM geoloc_pays WHERE a2 = {?}", $adr['country']);
166 $adr['countrytxt'] = $res->fetchOneCell();
168 if ($adr['countrytxt']) $t .= "\n".$adr['countrytxt'];
173 // {{{ compare_addresses_text($a, $b)
174 /** compares if two address matches
175 * @param $a the raw text of an address
176 * @param $b the raw text of a complete valid address
178 function compare_addresses_text($a, $b) {
179 $ta = strtoupper(preg_replace(array("/[0-9,\"'#~:;_\- ]/", "/\r\n/"), array("", "\n"), $a));
180 $tb = strtoupper(preg_replace(array("/[0-9,\"'#~:;_\- ]/", "/\r\n/"), array("", "\n"), $b));
182 $la = explode("\n", $ta);
183 $lb = explode("\n", $tb);
185 if (count($lb) > count($la) +
1) return false
;
186 foreach ($la as $i=>$l) if (levenshtein($l, $lb[$i]) > 3) return false
;
192 function empty_address() {
206 // create a simple address from a text without geoloc
207 function cut_address($txt) {
208 $txt = str_replace("\r\n", "\n", $txt);
209 ereg("^([^\n]*)(\n([^\n]*)(\n(.*))?)?$", trim($txt), $a);
210 return array("adr1" => trim($a[1]), "adr2" => trim($a[3]), "adr3" => trim(str_replace("\n", " ", $a[5])));
213 // {{{ localize_addresses($uid)
214 /* localize all the address of a user and modify the database
215 * if the new address match with the old one
216 * @param $uid the id of the user
218 function localize_addresses($uid) {
219 $res = XDB
::iterator("SELECT * FROM adresses WHERE uid = {?} and (cityid IS NULL OR cityid = 0)", $uid);
222 while ($a = $res->next()) {
223 $new = get_address_infos($ta = get_address_text($a));
224 if (compare_addresses_text($ta, get_address_text($new))) {
225 XDB
::execute("UPDATE adresses SET
226 adr1 = {?}, adr2 = {?}, adr3 = {?},
227 cityid = {?}, city = {?}, postcode = {?},
228 region = {?}, regiontxt = {?}, country = {?},
229 glat = {?}, glng = {?}
230 WHERE uid = {?} AND adrid = {?}",
231 $new['adr1'], $new['adr2'], $new['adr3'],
232 $new['cityid'], $new['city'], $new['postcode'],
233 $new['region'], $new['regiontxt'], $new['country'],
234 $new['precise_lat'], $new['precise_lon'],
236 $new['store'] = true
;
237 if (!$new['cityid']) $erreur[$a['adrid']] = $new;
239 $new['store'] = false
;
240 $erreur[$a['adrid']] = $new;
247 // {{{ synchro_city($id)
248 /** synchronise the local geoloc_city base to geoloc.org
249 * @param $id the id of the city to synchronize
251 function synchro_city($id) {
253 $url = $globals->geoloc
->webservice_url
."cityFinder.php?method=id&id=".$id."&out=sql";
254 if (!($f = @fopen
($url, 'r'))) return false
;
257 return XDB
::execute("REPLACE INTO geoloc_city VALUES ".$s) > 0;
261 // {{{ function fix_cities_not_on_map($limit)
262 function fix_cities_not_on_map($limit=false
)
264 $missing = XDB
::query("SELECT c.id FROM geoloc_city AS c LEFT JOIN geoloc_city_in_maps AS m ON(c.id = m.city_id) WHERE m.city_id IS NULL".($limit?
" LIMIT $limit":""));
265 $maps = get_cities_maps($missing->fetchColumn());
269 foreach ($maps as $cityid => $maps_c)
270 foreach ($maps_c as $map_id)
271 $values .= ",($cityid, $map_id, '')";
272 XDB
::execute("REPLACE INTO geoloc_city_in_maps VALUES ".substr($values, 1));
279 function set_smallest_levels() {
280 $maxlengths = XDB
::iterRow("SELECT MAX(LENGTH(gm.path)), gcim.city_id
281 FROM geoloc_city_in_maps AS gcim
282 INNER JOIN geoloc_maps AS gm
284 GROUP BY gcim.city_id
286 while (list($length, $id) = $maxlengths->next()) {
287 XDB
::execute("UPDATE geoloc_city_in_maps AS gcim
288 INNER JOIN geoloc_maps AS gm USING(map_id)
289 SET gcim.infos = IF(LENGTH(gm.path) = {?}, 'smallest', '')
290 WHERE gcim.city_id = {?}", $length, $id);
297 function geoloc_to_x($lon, $lat) { return deg2rad(1) * $lon *100; }
299 function geoloc_to_y($lon, $lat) {
300 if ($lat < -75) return latToY(-75);
301 if ($lat > 75) return latToY(75);
302 return -100 * log(tan(pi()/4 +
deg2rad(1)/2*$lat));
305 function size_of_city($nb) { $s = round(log($nb +
1)*2,2); if ($s < 1) return 1; return $s; }
306 function size_of_territory($nb) { return size_of_city($nb); }
308 function geoloc_getData_subcities($mapid, $SFields, &$cities, $direct=true
) {
309 for ($i_mapfield=0; $i_mapfield < count($SFields) ; $i_mapfield++
) if ($SFields[$i_mapfield]->fieldFormName
== 'mapid') break;
310 $SFields[$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);
312 $fields = new SFieldGroup(true
, $SFields);
313 $where = $fields->get_where_statement();
314 if ($where) $where = " AND ".$where;
316 $cityres = XDB
::iterator("
318 gc.lon / 100000 AS x, gc.lat/100000 AS y,
320 COUNT(u.user_id) AS pop,
321 SUM(u.promo % 2) AS yellow
322 FROM auth_user_md5 AS u
323 INNER JOIN auth_user_quick AS q ON(u.user_id = q.user_id)
324 ".$fields->get_select_statement()."
325 LEFT JOIN geoloc_city AS gc ON(gcim.city_id = gc.id)
326 WHERE ".($direct?
"gcim.infos = 'smallest'":"1")."
328 GROUP BY gc.id,gc.alias ORDER BY pop DESC");
329 while ($c = $cityres->next())
333 $city['x'] = geoloc_to_x($c['x'], $c['y']);
334 $city['y'] = geoloc_to_y($c['x'], $c['y']);
335 $city['size'] = size_of_city($c['pop']);
336 $cities[$c['id']] = $city;
340 function geoloc_getData_subcountries($mapid, $SFields, $minentities) {
341 $countries = array();
344 if ($mapid === false
)
345 $wheremapid = "WHERE gm.parent IS NULL";
347 $wheremapid = "WHERE gm.parent = {?}";
348 $submapres = XDB
::iterator(
349 "SELECT gm.map_id AS id, gm.name, gm.x, gm.y, gm.xclip, gm.yclip,
350 gm.width, gm.height, gm.scale, 1 AS rat
351 FROM geoloc_maps AS gm
352 ".$wheremapid, Env
::get('mapid',''));
354 while ($c = $submapres->next())
357 $country['name'] = utf8_decode($country['name']);
358 $country['color'] = 0xFFFFFF;
359 $country['swf'] = $globals->geoloc
->webservice_url
."maps/mercator/map_".$c['id'].".swf";
360 $countries[$c['id']] = $country;
363 if ($mapid === false
) return array($countries, $cities);
365 geoloc_getData_subcities(Env
::getInt('mapid'), $SFields, $cities);
366 $nbcities = count($cities);
367 $nocity = $nbcities == 0;
369 for ($i_mapfield=0; $i_mapfield < count($SFields) ; $i_mapfield++
) if ($SFields[$i_mapfield]->fieldFormName
== 'mapid') break;
370 $SFields[$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'));
372 $fields = new SFieldGroup(true
, $SFields);
373 $where = $fields->get_where_statement();
374 if ($where) $where = " WHERE ".$where;
376 $countryres = XDB
::iterator("
377 SELECT map.map_id AS id,
378 COUNT(u.user_id) AS nbPop,
379 SUM(u.promo % 2) AS yellow,
380 COUNT(DISTINCT gcim.city_id) AS nbCities,
381 SUM(IF(u.user_id IS NULL,0,am.glng)) AS lonPop,
382 SUM(IF(u.user_id IS NULL, 0,am.glat)) AS latPop
383 FROM auth_user_md5 AS u
384 INNER JOIN auth_user_quick AS q ON(u.user_id = q.user_id)
385 ".$fields->get_select_statement()."
387 GROUP BY map.map_id ORDER BY NULL", $hierarchy);
390 $nbentities = $nbcities +
$countryres->total();
391 while ($c = $countryres->next())
393 $c['latPop'] /= $c['nbPop'];
394 $c['lonPop'] /= $c['nbPop'];
395 $c['rad'] = size_of_territory($c['nbPop']);
396 if ($maxpop < $c['nbPop']) $maxpop = $c['nbPop'];
397 $c['xPop'] = geoloc_to_x($c['lonPop'], $c['latPop']);
398 $c['yPop'] = geoloc_to_y($c['lonPop'], $c['latPop']);
399 $countries[$c['id']] = array_merge($countries[$c['id']], $c);
401 $nbcities +
= $c['nbCities'];
404 if ($nocity && $nbcities < $minentities)
406 foreach($countries as $i => $c)
408 $countries[$i]['nbPop'] = 0;
409 if ($c['nbCities'] > 0)
410 geoloc_getData_subcities($c['id'], $SFields, $cities, false
);
414 foreach ($countries as $i => $c) if ($c['nbPop'] > 0)
416 $lambda = pow($c['nbPop'] / $maxpop,0.3);
417 $countries[$i]['color'] = 0x0000FF +
round((1-$lambda) * 0xFF)*0x010100;
420 return array($countries, $cities);
422 // vim:set et sw=4 sts=4 sws=4 foldmethod=marker: