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Created
Tue, Jul 8, 7:38 AM

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Index: branches/RC/core/units/general/helpers/geocode_helper.php
===================================================================
--- branches/RC/core/units/general/helpers/geocode_helper.php (nonexistent)
+++ branches/RC/core/units/general/helpers/geocode_helper.php (revision 11436)
@@ -0,0 +1,173 @@
+<?php
+
+ class GeoCodeHelper extends kHelper {
+
+ /**
+ * Returns Longitude & Latitude by US address provided
+ *
+ * @param Array $data
+ * @return Array
+ */
+ function QueryCoordinates($address, $city, $state, $zip)
+ {
+ // $last_line = exec("/ww1/brunswick/geocode/rie -l -g \"$data\" -u EZL6503 -p FzhZd", $results);
+ // $result_field = split('\|', $last_line);
+
+ $user = $this->Application->ConfigValue('GeoCodeUser');
+ $pass = $this->Application->ConfigValue('GeoCodePass');
+
+ $rie_path = sprintf(FULL_PATH.'/tools/rie/rie -u %s -p %s -g "%s" -l',
+ $user,
+ $pass,
+ $address.'|'.$city.'|'.$state.'|'.$zip
+ );
+
+ exec($rie_path, $geo_array, $code);
+
+ if ($code == 0) {
+ $out_data = explode('|', $geo_array[2]);
+
+ include_once(FULL_PATH.'/compat/array_combine.php');
+ $assoc_data = array_combine(explode('|', $geo_array[1]), $out_data);
+
+ $lon = abs($out_data[8]); // set to positive, because required by SQL formula
+ $lat = $out_data[7];
+
+ $zip4 = $out_data[9];
+ $dpbc = $out_data[10];
+ $carrier = $out_data[11];
+ }
+ else {
+ $lon = '';
+ $lat = '';
+ $zip4 = '';
+ $dpbc = '';
+ $carrier = '';
+ $assoc_data = Array();
+ }
+
+ return Array($lon, $lat, $zip4, $dpbc, $carrier, serialize($assoc_data));
+ }
+
+ function getTag($tag, $xml)
+ {
+ $open_tag_pos = strpos($xml, '<'.$tag.'>');
+ $close_tag_pos = strpos($xml, '</'.$tag.'>');
+ if (!$open_tag_pos || !$close_tag_pos)
+ {
+ return '';
+ }
+ $tag_length = strlen($tag) + 2;
+ return substr($xml, $open_tag_pos + $tag_length, $close_tag_pos - $open_tag_pos - $tag_length);
+ }
+
+ function QueryCoordinatesFromGoogle($address, $city, $state, $zip)
+ {
+ // 1908 Pike pl, Seattle, WA
+ // http://maps.google.com/maps/geo?
+ // ABQIAAAAzNbTbxHki-PAnXzsrA7z2hR0fs2_a3JecCfKmMFhGT8VtEjV7xRV8rMK1czaEH2ZG3eiYJMuej_vnQ
+
+ $qaddress = $address.', '.$city.', '.$state;
+ $request_url = $this->Application->ConfigValue('GoogleMapsURL').'output=xml&key='.
+ $this->Application->ConfigValue('GoogleMapsKey').'&q='.urlencode($qaddress);
+
+ $delay = 0;
+ while (true)
+ {
+ $xml = file_get_contents($request_url);
+ if (strpos($xml, '<code>620</code>')) {
+ $delay += 100000;
+ } elseif (strpos($xml, '<code>200</code>')) {
+ // get latitude, longitude and zip from xml-answer
+ $a_coords = explode(',', $this->getTag('coordinates', $xml));
+ $lat = $a_coords[1];
+ $lon = abs($a_coords[0]); // set to positive, because required by SQL formula
+ $zip4 = $this->getTag('PostalCodeNumber', $xml);
+ $dpbc = '';
+ $carrier = '';
+ $assoc_data = Array();
+ break;
+ } else {
+ $lon = '';
+ $lat = '';
+ $zip4 = '';
+ $dpbc = '';
+ $carrier = '';
+ $assoc_data = Array();
+ break;
+ }
+ usleep($delay);
+ }
+
+ return Array($lon, $lat, $zip4, $dpbc, $carrier, serialize($assoc_data));
+
+ }
+
+ /**
+ * Try to find lon, lat by address return false if failed
+ *
+ * @param string $address
+ * @param string $city
+ * @param string $state
+ * @param int $zip
+ * @return Array (lon, lat)
+ */
+ function GetCoordinates($address, $city, $state, $zip, $no_cache = false, $force_cache = false)
+ {
+ if (!$zip && !$state) {
+ // if state or zip missing then do nothing
+ return false;
+ }
+
+ $zip_info = $no_cache ? false : $this->GetFromCache($address, $city, $state, $zip);
+// $zip_info = $this->GetFromCache($address, $city, $state, $zip);
+
+ if (!$zip_info && !$force_cache) {
+ list($lon, $lat, $zip4, $dpbc, $carrier, $geocode_answer) = $this->QueryCoordinatesFromGoogle($address, $city, $state, $zip);
+
+ if ($lon != '' && $lat != '') {
+ // valid position returned by geocode => add to cache
+ $fields_hash = Array(
+ 'zipcode' => $zip4,
+ 'address' => $address,
+ 'city' => $city,
+ 'state' => $state,
+ 'lat' => $lat,
+ 'lon' => $lon,
+ 'zip4' => $zip4,
+ 'dpbc' => $dpbc,
+ 'carrier' => $carrier,
+ 'geocode_answer' => $geocode_answer,
+ );
+ $this->Conn->doInsert($fields_hash, TABLE_PREFIX.'ZipCodes');
+ return Array($lon, $lat, $zip4, $dpbc, $carrier);
+ }
+ else {
+ // bad case, rie call failed => no data retrieved
+ return false;
+ }
+ }
+
+ return Array($zip_info['lon'], $zip_info['lat'], getArrayValue($zip_info, 'zip4'), getArrayValue($zip_info, 'dpbc'), getArrayValue($zip_info, 'carrier'));
+ }
+
+ /**
+ * Try to find cached lon, lat by address
+ *
+ * @param string $address
+ * @param string $city
+ * @param string $state
+ * @param int $zip
+ * @return Array (lon, lat)
+ */
+ function GetFromCache($address, $city, $state, $zip)
+ {
+ $zip = substr($zip, 0, 5); // use only first 5 digits
+ $sql = 'SELECT lon, lat
+ FROM '.TABLE_PREFIX.'ZipCodes
+ WHERE zipcode = '.$this->Conn->qstr($zip);
+ return $this->Conn->GetRow($sql);
+ }
+ }
+
+?>
\ No newline at end of file
Property changes on: branches/RC/core/units/general/helpers/geocode_helper.php
___________________________________________________________________
Added: cvs2svn:cvs-rev
## -0,0 +1 ##
+1.1.72.2
\ No newline at end of property
Added: svn:executable
## -0,0 +1 ##
+*
\ No newline at end of property

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