}
if (isset($_layer['opacity'])) {
$layer->opacity = intval($_layer['opacity']);
}
if (isset($_layer['labelitem']) && !empty($_layer['labelitem'])) {
$layer->labelitem = $_layer['labelitem'];
}
if (isset($_layer['classitem']) && !empty($_layer['classitem'])) {
$layer->classitem = $_layer['classitem'];
}
if (isset($_layer['class']) && is_array($_layer['class'])) {
foreach ($_layer['class'] as $c => $_class) {
try {
$class = $layer->getClass($c);
} catch (MapScriptException $e) {
$class = new classObj($layer);
}
if (isset($_class['name']) && !empty($_class['name'])) {
$class->name = $_class['name'];
}
if (isset($_class['expression']) && !empty($_class['expression'])) {
$class->setExpression($_class['expression']);
}
if (isset($_class['style']) && is_array($_class['style'])) {
foreach ($_class['style'] as $s => $_style) {
try {
$style = $class->getStyle($s);
} catch (MapScriptException $e) {
$style = new styleObj($class);
}
$_style['color'] = array_filter($_style['color'], function ($v) {
$l->classitem = $_POST['classitem'];
$map->save($mapfile);
header('Location: index.php');
exit;
} catch (MapFile\Exception $e) {
$error = $e->getMessage();
}
} else {
if ($mapscript && isset($_POST['action']) && $_POST['action'] == 'save-class') {
try {
$map = new mapObj($mapfile);
$l = $map->getLayer(intval($_GET['layer']));
if (isset($_POST['class'])) {
$c = $l->getClass(intval($_POST['class']));
} else {
$c = new classObj($l);
}
$c->name = $_POST['name'];
$c->setExpression($_POST['expression']);
$c->free();
unset($c);
$l->free();
unset($l);
$map->save($mapfile);
$map->free();
unset($map);
header('Location: layer-class.php?layer=' . $_GET['layer']);
exit;
} catch (MapScriptException $e) {
$error = $e->getMessage();
}
function saveToMapFile($map, $layer, $field, $style, $breaks, $colors, $mapfile)
{
$type = $style;
//remove old classes for layer $layer
while ($layer->numclasses > 0) {
$layer->removeClass(0);
}
//create classObject (set Name(Layername), set Expression(filter for different styling))
for ($i = 0; $i < count($breaks); $i++) {
$class = new classObj($layer);
if ($type == "cs") {
$class->set("name", $breaks[$i]);
$class->setExpression("('[{$field}]' = '{$breaks[$i]}')");
} else {
if ($type == "ss") {
$class->set("name", $breaks[$i]);
} else {
$j = $i + 1;
//check if it is the starting class
if ($i == 0) {
$class->set("name", $breaks[$i] . " - " . $breaks[$j]);
$class->setExpression("(([{$field}] >= {$breaks[$i]}) AND ([{$field}] <= {$breaks[$j]}))");
} else {
if ($i < count($breaks) - 1) {
$class->set("name", $breaks[$i] . " - " . $breaks[$j]);
$class->setExpression("(([{$field}] > {$breaks[$i]}) AND ([{$field}] <= {$breaks[$j]}))");
} else {
$class->set("name", 'No class');
}
}
}
}
//create styleObject
$style = new styleObj($class);
$style->color->setRGB($colors[$i][0], $colors[$i][1], $colors[$i][2]);
if ($layer->type == 0) {
//Point
$style->size = 4;
$style->outlinecolor->setRGB(0, 0, 0);
$style->symbolname = "circle";
} else {
if ($layer->type == 1) {
//Line
$style->width = 2;
} else {
if ($layer->type == 2) {
//Polygon
$style->width = 0.5;
$style->outlinecolor->setRGB(0, 0, 0);
}
}
}
}
//save map
$map->save($mapfile);
}
