public function featureFromJSON($featureInfo)
{
if (isset($featureInfo['foundFieldName'])) {
// will be set if we got here from a search
$displayField = $featureInfo['foundFieldName'];
} else {
$displayField = $this->displayField;
}
$attribs = $featureInfo['attributes'];
$displayAttribs = array();
// use human-readable field alias to construct feature details
foreach ($attribs as $name => $value) {
if (strtoupper($name) == strtoupper($displayField)) {
$index = $value;
}
if ($value !== null && trim($value) !== '') {
if (isset($this->fieldNames[$name])) {
$name = $this->fieldNames[$name];
}
$displayAttribs[$name] = $value;
}
}
if ($this->geometryType && isset($featureInfo['geometry'])) {
$geometry = $featureInfo['geometry'];
} else {
$geometry = NULL;
}
if (!isset($displayAttribs[$this->idField]) && !isset($displayAttribs[$this->fieldNames[$this->displayField]])) {
// no usable data was included with this result
return NULL;
}
$feature = new ArcGISFeature($displayAttribs, $geometry, $index, $this->getCategory());
if ($this->geometryType) {
$feature->setGeometryType($this->geometryType);
}
$feature->setTitleField($this->fieldNames[$this->displayField]);
if (isset($this->idField) && isset($attribs[$this->idField])) {
$feature->setId($attribs[$this->idField]);
} else {
$feature->setId($feature->getTitle());
}
return $feature;
}
