function getThemesOfType($xmlDoc, &$rootNode, $paramsNode) {
$theme_type = $paramsNode->getElementsByTagName('theme_type')->item(0)->nodeValue;
$themes = getThemesByType($theme_type);
if($themes === false) {
setError($xmlDoc, $rootNode, "Error fetching information.");
} else {
setNoError($xmlDoc, $rootNode);
$thmsNode = addXMLChildNode($xmlDoc, $rootNode, "themes", null, array('theme_type' => $theme_type));
foreach($themes as $theme) {
addXMLChildNode($xmlDoc, $thmsNode, "theme", null, array('theme_id' => $theme['theme_id'], 'theme_name' => $theme['theme_name'], 'icon' => getThemeIconUrl($theme['icon']), 'geolocation' => $theme['geolocation']));
}
}
}
function getCategoricalLayersList($xmlDoc, &$rootNode, $paramsNode) {
$theme_type = $paramsNode->getElementsByTagName('theme_type')->item(0)->nodeValue;
if($theme_type == null || $theme_type == '') {
setError($xmlDoc, $rootNode, "Required parameters not set.");
return;
} else {
$themes = getThemesByType($theme_type);
if($themes === false) {
setError($xmlDoc, $rootNode, "Error fetching information.");
} else {
$layers = getLayersByThemeType($theme_type);
if($layers === false) {
setError($xmlDoc, $rootNode, "Error fetching information.");
} else {
setNoError($xmlDoc, $rootNode);
$thmsNode = addXMLChildNode($xmlDoc, $rootNode, "themes", null, array('theme_type' => $theme_type));
foreach($themes as $theme) {
$chldcnt = sizeof($layers[$theme['theme_id']]);
$theme['icon'] = getThemeIconUrl($theme['icon']);
$thmNode = addXMLChildNode($xmlDoc, $thmsNode, "theme", null, $theme);
foreach($layers[$theme['theme_id']] as $lyr) {
formLayersListXML($xmlDoc, $thmNode, $lyr['layer_tablename'], $lyr['layer_name'], $lyr['access'], $lyr['p_nid'], $lyr['participation_type']);
}
}
}
}
}
}
function createXMLForThemeChildNodes($xmlDoc, &$rootNode, $thms) {
foreach($thms as $thm) {
if($thm['type'] == 'layer') {
$attr = array('id' => $thm['id'], 'name' => $thm['name'], 'type' => $thm['layer_type'], 'nid' => $thm['nid']);
$tNode = addXMLChildNode($xmlDoc, $rootNode, "layer", null, $attr);
} else {
$attr = array('type' => $thm['type'], 'id' => $thm['id'], 'name' => $thm['name'], 'icon' => getThemeIconUrl($theme['icon']));
$tNode = addXMLChildNode($xmlDoc, $rootNode, "theme", null, $attr);
if(isset($thm['children'])) {
createXMLForThemeChildNodes($xmlDoc, $tNode, $thm['children']);
}
}
}
}