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1 | <?php |
2 | /* | |
3 | +--------------------------------------------------------------------+ | |
06b69b18 | 4 | | CiviCRM version 4.5 | |
6a488035 | 5 | +--------------------------------------------------------------------+ |
06b69b18 | 6 | | Copyright CiviCRM LLC (c) 2004-2014 | |
6a488035 TO |
7 | +--------------------------------------------------------------------+ |
8 | | This file is a part of CiviCRM. | | |
9 | | | | |
10 | | CiviCRM is free software; you can copy, modify, and distribute it | | |
11 | | under the terms of the GNU Affero General Public License | | |
12 | | Version 3, 19 November 2007 and the CiviCRM Licensing Exception. | | |
13 | | | | |
14 | | CiviCRM is distributed in the hope that it will be useful, but | | |
15 | | WITHOUT ANY WARRANTY; without even the implied warranty of | | |
16 | | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. | | |
17 | | See the GNU Affero General Public License for more details. | | |
18 | | | | |
19 | | You should have received a copy of the GNU Affero General Public | | |
20 | | License and the CiviCRM Licensing Exception along | | |
21 | | with this program; if not, contact CiviCRM LLC | | |
22 | | at info[AT]civicrm[DOT]org. If you have questions about the | | |
23 | | GNU Affero General Public License or the licensing of CiviCRM, | | |
24 | | see the CiviCRM license FAQ at http://civicrm.org/licensing | | |
25 | +--------------------------------------------------------------------+ | |
26 | */ | |
27 | ||
28 | /** | |
29 | * | |
30 | * @package CRM | |
06b69b18 | 31 | * @copyright CiviCRM LLC (c) 2004-2014 |
6a488035 TO |
32 | * $Id$ |
33 | * | |
34 | */ | |
35 | ||
36 | /** | |
37 | * Class that uses google geocoder | |
38 | */ | |
39 | class CRM_Utils_Geocode_Google { | |
40 | ||
41 | /** | |
42 | * server to retrieve the lat/long | |
43 | * | |
44 | * @var string | |
45 | * @static | |
46 | */ | |
47 | static protected $_server = 'maps.googleapis.com'; | |
48 | ||
49 | /** | |
50 | * uri of service | |
51 | * | |
52 | * @var string | |
53 | * @static | |
54 | */ | |
55 | static protected $_uri = '/maps/api/geocode/xml?sensor=false&address='; | |
56 | ||
57 | /** | |
58 | * function that takes an address object and gets the latitude / longitude for this | |
59 | * address. Note that at a later stage, we could make this function also clean up | |
60 | * the address into a more valid format | |
61 | * | |
77b97be7 EM |
62 | * @param $values |
63 | * @param bool $stateName | |
64 | * | |
65 | * @internal param object $address | |
6a488035 TO |
66 | * |
67 | * @return boolean true if we modified the address, false otherwise | |
68 | * @static | |
69 | */ | |
70 | static function format(&$values, $stateName = FALSE) { | |
71 | // we need a valid country, else we ignore | |
a7488080 | 72 | if (empty($values['country'])) { |
6a488035 TO |
73 | return FALSE; |
74 | } | |
75 | ||
76 | $config = CRM_Core_Config::singleton(); | |
77 | ||
78 | $add = ''; | |
79 | ||
a7488080 | 80 | if (!empty($values['street_address'])) { |
6a488035 TO |
81 | $add = urlencode(str_replace('', '+', $values['street_address'])); |
82 | $add .= ',+'; | |
83 | } | |
84 | ||
85 | $city = CRM_Utils_Array::value('city', $values); | |
86 | if ($city) { | |
87 | $add .= '+' . urlencode(str_replace('', '+', $city)); | |
88 | $add .= ',+'; | |
89 | } | |
90 | ||
a7488080 CW |
91 | if (!empty($values['state_province'])) { |
92 | if (!empty($values['state_province_id'])) { | |
6a488035 TO |
93 | $stateProvince = CRM_Core_DAO::getFieldValue('CRM_Core_DAO_StateProvince', $values['state_province_id']); |
94 | } | |
95 | else { | |
96 | if (!$stateName) { | |
97 | $stateProvince = CRM_Core_DAO::getFieldValue('CRM_Core_DAO_StateProvince', | |
98 | $values['state_province'], | |
99 | 'name', | |
100 | 'abbreviation' | |
101 | ); | |
102 | } | |
103 | else { | |
104 | $stateProvince = $values['state_province']; | |
105 | } | |
106 | } | |
107 | ||
108 | // dont add state twice if replicated in city (happens in NZ and other countries, CRM-2632) | |
109 | if ($stateProvince != $city) { | |
110 | $add .= '+' . urlencode(str_replace('', '+', $stateProvince)); | |
111 | $add .= ',+'; | |
112 | } | |
113 | } | |
114 | ||
a7488080 | 115 | if (!empty($values['postal_code'])) { |
6a488035 TO |
116 | $add .= '+' . urlencode(str_replace('', '+', $values['postal_code'])); |
117 | $add .= ',+'; | |
118 | } | |
119 | ||
a7488080 | 120 | if (!empty($values['country'])) { |
6a488035 TO |
121 | $add .= '+' . urlencode(str_replace('', '+', $values['country'])); |
122 | } | |
123 | ||
124 | $query = 'http://' . self::$_server . self::$_uri . $add; | |
125 | ||
126 | require_once 'HTTP/Request.php'; | |
127 | $request = new HTTP_Request($query); | |
128 | $request->sendRequest(); | |
129 | $string = $request->getResponseBody(); | |
130 | ||
131 | libxml_use_internal_errors(TRUE); | |
132 | $xml = @simplexml_load_string($string); | |
133 | if ($xml === FALSE) { | |
134 | // account blocked maybe? | |
135 | CRM_Core_Error::debug_var('Geocoding failed. Message from Google:', $string); | |
136 | return FALSE; | |
137 | } | |
138 | ||
139 | if (isset($xml->status)) { | |
140 | if ($xml->status == 'OK' && | |
141 | is_a($xml->result->geometry->location, | |
142 | 'SimpleXMLElement' | |
143 | ) | |
144 | ) { | |
145 | $ret = $xml->result->geometry->location->children(); | |
146 | if ($ret->lat && $ret->lng) { | |
147 | $values['geo_code_1'] = (float)$ret->lat; | |
148 | $values['geo_code_2'] = (float)$ret->lng; | |
149 | return TRUE; | |
150 | } | |
151 | } | |
152 | elseif ($xml->status == 'OVER_QUERY_LIMIT') { | |
79f1148d DL |
153 | CRM_Core_Error::debug_var('Geocoding failed. Message from Google: ', (string ) $xml->status); |
154 | $values['geo_code_1'] = $values['geo_code_2'] = 'null'; | |
155 | $values['geo_code_error'] = $xml->status; | |
156 | return FALSE; | |
6a488035 TO |
157 | } |
158 | } | |
159 | ||
160 | // reset the geo code values if we did not get any good values | |
161 | $values['geo_code_1'] = $values['geo_code_2'] = 'null'; | |
162 | return FALSE; | |
163 | } | |
164 | } | |
165 |