/[drupal]/contributions/modules/geo/geo.module
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revision 1.31 by vauxia, Mon Nov 23 20:35:54 2009 UTC revision 1.32 by vauxia, Mon Nov 23 20:49:25 2009 UTC
# Line 1  Line 1 
1  <?php // $Id: geo.module,v 1.30 2009/11/17 22:09:57 vauxia Exp $  <?php // $Id: geo.module,v 1.31 2009/11/23 20:35:54 vauxia Exp $
2    
3  /**  /**
4   * Geo: Geospatial storage and retrieval.   * Geo: Geospatial storage and retrieval.
# Line 71  function geo_field_formatter_info() { Line 71  function geo_field_formatter_info() {
71    return array(    return array(
72      'default' => array(      'default' => array(
73        'label' => t('Well Known Text'),        'label' => t('Well Known Text'),
74        'field types' => geo_field_types(),        'field types' => geo_field_type_names(),
75        'gis types' => array('point', 'linestring', 'polygon'),        'gis types' => array('point', 'linestring', 'polygon'),
76        'gis input' => 'wkt',        'gis input' => 'wkt',
77      ),      ),
78      'lat' => array(      'lat' => array(
79        'label' => t('Latitude'),        'label' => t('Latitude'),
80        'field types' => geo_field_types(),        'field types' => geo_field_type_names(),
81        'gis types' => array('point'),        'gis types' => array('point'),
82        'gis input' => 'array',        'gis input' => 'array',
83      ),      ),
84      'lon' => array(      'lon' => array(
85        'label' => t('Longitude'),        'label' => t('Longitude'),
86        'field types' => geo_field_types(),        'field types' => geo_field_type_names(),
87        'gis types' => array('point'),        'gis types' => array('point'),
88        'gis input' => 'array',        'gis input' => 'array',
89      ),      ),
90      'georss' => array(      'georss' => array(
91        'label' => t('GeoRSS'),        'label' => t('GeoRSS'),
92        'field types' => geo_field_types(),        'field types' => geo_field_type_names(),
93        'gis types' => array('point', 'linestring', 'polygon'),        'gis types' => array('point', 'linestring', 'polygon'),
94        'gis input' => 'text',        'gis input' => 'text',
95      ),      ),
# Line 102  function geo_field_formatter_info() { Line 102  function geo_field_formatter_info() {
102  function geo_field_types() {  function geo_field_types() {
103    static $field_types;    static $field_types;
104    if (!isset($field_types)) {    if (!isset($field_types)) {
105      $field_types = array('geo', 'geo_data');      $field_types = array('geo' => array(), 'geo_data' => array());
106      drupal_alter('geo_field_types', $field_types);      drupal_alter('geo_field_types', $field_types);
107    }    }
108    return $field_types;    return $field_types;
109  }  }
110    
111  /**  /**
112     * API Function: Return a flat array list of field types that may contain
113     * geospatial data.
114     */
115    function geo_field_type_names() {
116      return array_keys(geo_field_types());
117    }
118    
119    /**
120   * API Function: Return a list of CCK fields that contain geospatial data.   * API Function: Return a list of CCK fields that contain geospatial data.
121   */   */
122  function geo_fields($reset = FALSE) {  function geo_fields($reset = FALSE) {
# Line 118  function geo_fields($reset = FALSE) { Line 126  function geo_fields($reset = FALSE) {
126      $fields = array();      $fields = array();
127      if (function_exists('content_fields')) {      if (function_exists('content_fields')) {
128        foreach (content_fields() as $field) {        foreach (content_fields() as $field) {
129          if (in_array($field['type'], $field_types)) {          if (in_array($field['type'], array_keys($field_types))) {
130            $fields[$field['field_name']] = array(            $fields[$field['field_name']] = array(
131              'label' => $field['widget']['label'],              'label' => $field['widget']['label'],
132              'gis type' => $field['geo_type'],              'gis type' => $field['geo_type'],
# Line 134  function geo_fields($reset = FALSE) { Line 142  function geo_fields($reset = FALSE) {
142  }  }
143    
144  /**  /**
145     * API Function: Return a flat array list of CCK fields that contain
146     * geospatial data.
147     */
148    function geo_field_names($reset = FALSE) {
149      return array_keys(geo_fields($reset));
150    }
151    
152    /**
153   * Implementation of hook_content_fieldapi().   * Implementation of hook_content_fieldapi().
154   */   */
155  function geo_content_fieldapi($op, $field) {  function geo_content_fieldapi($op, $field) {
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