create set mapping and its tests

src/importer/class-tainacan-csv.php

@@ -5,17 +5,31 @@ use Tainacan;
 
 class CSV extends Importer {
 
-    public $delimiter;
+    public $delimiter = ',';
 
     public function __construct() {
         parent::__construct();
     }
 
     /**
-     *
+     * @return string $delimiter value that divides each column
+     */
+    public function get_delimiter(){
+        return $this->delimiter;
+    }
+
+
+    public function set_delimiter( $delimiter ){
+        $this->delimiter = $delimiter;
+    }
+
+    /**
+     * @inheritdoc
      */
     public function get_fields_source(){
-        // TODO: Implement get_fields_source() method.
+        $file = new \SplFileObject( $this->tmp_file, 'r' );
+        $file->seek(0 );
+        return $file->fgetcsv( $this->get_delimiter() );
     }
 
     /**
@@ -31,4 +45,16 @@ class CSV extends Importer {
     public function get_options(){
         // TODO: Implement get_options() method.
     }
+
+
+    public function get_total_items(){
+        if( isset( $this->total_items ) ){
+            return $this->total_items;
+        } else {
+            $file = new \SplFileObject( $this->tmp_file, 'r' );
+            $file->seek(PHP_INT_MAX);
+            // -1 removing header
+            return $this->total_items = $file->key() - 1;
+        }
+    }
 }

src/importer/class-tainacan-importer.php

@@ -27,6 +27,14 @@ abstract class Importer {
         return $this->id;
     }
 
+
+    /**
+     * @return array
+     */
+    public function get_mapping(){
+        return $this->mapping;
+    }
+
     /**
      * @param Tainacan\Entities\Collection $collection
      */
@@ -35,6 +43,8 @@ abstract class Importer {
     }
 
     /**
+     * save an associative array with tainacan field id and field from source
+     *
      * @param array $mapping Mapping importer-fields
      */
     public function set_mapping( $mapping ){
@@ -48,8 +58,7 @@ abstract class Importer {
     public function set_file( $file ){
         $new_file = $this->upload_file( $file );
         if ( is_numeric( $new_file ) ) {
-            $attach = get_post($new_file);
-            $this->tmp_file = $attach->guid;
+            $this->tmp_file = get_attached_file( $new_file );
         } else {
             return false;
         }
@@ -85,9 +94,18 @@ abstract class Importer {
         }
     }
 
+    /**
+     * @return mixed
+     */
+    public function get_collection_fields(){
+        return $this->collection;
+    }
+
     /**
      * get the fields of file/url to allow mapping
      * should returns an array
+     *
+     * @return array $fields_source the fields from the source
      */
     abstract public function get_fields_source();
 
@@ -101,6 +119,13 @@ abstract class Importer {
      */
     abstract public function get_options();
 
+    /**
+     * return the all items found
+     *
+     * @return int Total of items
+     */
+    abstract public function get_total_items();
+
     /**
      * @param $start
      * @param $end

tests/test-importer.php

@@ -36,7 +36,9 @@ class ImporterTests extends TAINACAN_UnitTestCase {
     /**
      * @group importer
      */
-    public function test_file_import_csv () {
+    public function test_file_csv () {
+        global $Tainacan_Fields;
+
         $csv_importer = new Importer\CSV();
         $id = $csv_importer->get_id();
 
@@ -65,8 +67,46 @@ class ImporterTests extends TAINACAN_UnitTestCase {
 
         $_SESSION['tainacan_importer'][$id]->set_file( 'demosaved.csv' );
 
-        // here the session is init already
+        // file isset on importer
         $this->assertTrue( isset( $_SESSION['tainacan_importer'][$id]->tmp_file ) );
+
+        // count size of csv
+        $this->assertEquals( 5, $_SESSION['tainacan_importer'][$id]->get_total_items() );
+
+        // get fields to mapping
+        $headers =  $_SESSION['tainacan_importer'][$id]->get_fields_source();
+        $this->assertEquals( $headers[4], 'Column 5' );
+
+        // inserting the collection
+        $collection = $this->tainacan_entity_factory->create_entity(
+            'collection',
+            array(
+                'name'          => 'Other',
+                'description'   => 'adasdasdsa',
+                'default_order' => 'DESC',
+                'status'		=> 'publish'
+            ),
+            true
+        );
+
+        // set the importer
+        $_SESSION['tainacan_importer'][$id]->set_collection( $collection );
+
+        // get collection fields to map
+        $fields = $Tainacan_Fields->fetch_by_collection( $collection, [], 'OBJECT' ) ;
+
+        //create a random mapping
+        $map = [];
+        foreach ( $fields as $index => $field ){
+            $map[$field->get_id()] = $headers[$index];
+        }
+
+        // set the mapping
+        $_SESSION['tainacan_importer'][$id]->set_mapping( $map );
+
+        // check is equal
+        $this->assertEquals( $_SESSION['tainacan_importer'][$id]->get_mapping(), $map );
+
     }
 
     /**