fixes #29

turn ShapeType into an Enum

Signed-off-by: Julien Dephix <[email protected]>

Author: JoolsMcFly

examples/create_shapefile.php

@@ -29,26 +29,26 @@
 
 require_once __DIR__ . '/../vendor/autoload.php';
 
-$shp = new ShapeFile(ShapeType::POINT, [
+$shp = new ShapeFile(ShapeType::Point, [
     'xmin' => 464079.002268,
     'ymin' => 2120153.74792,
     'xmax' => 505213.52849,
     'ymax' => 2163205.70036,
 ]);
 
-$record0 = new ShapeRecord(ShapeType::POINT);
+$record0 = new ShapeRecord(ShapeType::Point);
 $record0->addPoint([
     'x' => 482131.764567,
     'y' => 2143634.39608,
 ]);
 
-$record1 = new ShapeRecord(ShapeType::POINT);
+$record1 = new ShapeRecord(ShapeType::Point);
 $record1->addPoint([
     'x' => 472131.764567,
     'y' => 2143634.39608,
 ]);
 
-$record2 = new ShapeRecord(ShapeType::POINT);
+$record2 = new ShapeRecord(ShapeType::Point);
 $record2->addPoint([
     'x' => 492131.764567,
     'y' => 2143634.39608,

examples/read.php

@@ -34,7 +34,7 @@
 // phpcs:ignore Squiz.Functions.GlobalFunction.Found
 function display_file(string $filename): void
 {
-    $shp = new ShapeFile(ShapeType::POINT);
+    $shp = new ShapeFile(ShapeType::Point);
     $shp->loadFromFile($filename);
 
     $i = 1;

phpstan-baseline.neon

@@ -127,7 +127,7 @@ parameters:
 
 		-
 			message: "#^Dynamic call to static method PHPUnit\\\\Framework\\\\Assert\\:\\:assertEquals\\(\\)\\.$#"
-			count: 17
+			count: 18
 			path: tests/ShapeFileTest.php
 
 		-
@@ -159,4 +159,3 @@ parameters:
 			message: "#^Dynamic call to static method PHPUnit\\\\Framework\\\\Assert\\:\\:assertEquals\\(\\)\\.$#"
 			count: 1
 			path: tests/UtilTest.php
-

src/ShapeFile.php

@@ -85,12 +85,12 @@ public static function supportsDbase(): bool
     }
 
     /**
-     * @param int         $shapeType   File shape type, should be same as all records
+     * @param ShapeType   $shapeType   File shape type, should be same as all records
      * @param mixed[]     $boundingBox File bounding box
      * @param string|null $fileName    File name
      */
     public function __construct(
-        public int $shapeType,
+        public ShapeType $shapeType,
         public array $boundingBox = [
             'xmin' => 0.0,
             'ymin' => 0.0,
@@ -374,7 +374,11 @@ private function loadHeaders(): bool
         $this->readSHP(4);
 
         $shapeType = Util::loadData('V', $this->readSHP(4));
-        $this->shapeType = $shapeType === false ? -1 : (int) $shapeType;
+        if ($shapeType === false) {
+            $this->shapeType = ShapeType::Unknown;
+        } else {
+            $this->shapeType = ShapeType::tryFrom((int) $shapeType) ?? ShapeType::Unknown;
+        }
 
         $this->boundingBox = [];
         $this->boundingBox['xmin'] = Util::loadData('d', $this->readSHP(8));
@@ -435,7 +439,7 @@ private function saveHeaders(): void
         fwrite($this->shpFile, pack('NNNNNN', self::MAGIC, 0, 0, 0, 0, 0));
         fwrite($this->shpFile, pack('N', $this->fileLength));
         fwrite($this->shpFile, pack('V', 1000));
-        fwrite($this->shpFile, pack('V', $this->shapeType));
+        fwrite($this->shpFile, pack('V', $this->shapeType->value));
         $this->saveBBox($this->shpFile);
 
         if ($this->shxFile === false) {
@@ -445,7 +449,7 @@ private function saveHeaders(): void
         fwrite($this->shxFile, pack('NNNNNN', self::MAGIC, 0, 0, 0, 0, 0));
         fwrite($this->shxFile, pack('N', 50 + 4 * count($this->records)));
         fwrite($this->shxFile, pack('V', 1000));
-        fwrite($this->shxFile, pack('V', $this->shapeType));
+        fwrite($this->shxFile, pack('V', $this->shapeType->value));
         $this->saveBBox($this->shxFile);
     }
 
@@ -456,15 +460,15 @@ private function loadRecords(): bool
     {
         /* Need to start at offset 100 */
         while (! $this->eofSHP()) {
-            $record = new ShapeRecord(-1);
+            $record = new ShapeRecord(ShapeType::Unknown);
             $record->loadFromFile($this, $this->dbfFile);
             if ($record->lastError !== '') {
                 $this->setError($record->lastError);
 
                 return false;
             }
 
-            if (($record->shapeType === -1) && $this->eofSHP()) {
+            if (($record->shapeType === ShapeType::Unknown) && $this->eofSHP()) {
                 break;
             }