<?php
/**
 * @package sapphire
 * @subpackage tests
 */

 class UploadFieldTest extends FunctionalTest {

	static $fixture_file = 'UploadFieldTest.yml';

	protected $extraDataObjects = array('UploadFieldTest_Record');

	protected $requiredExtensions = array(
		'File' => array('UploadFieldTest_FileExtension')
	);

	function testUploadNoRelation() {
		$this->loginWithPermission('ADMIN');

		$record = $this->objFromFixture('UploadFieldTest_Record', 'record1');

		$tmpFileName = 'testUploadBasic.txt';
		$_FILES = array('NoRelationField' => $this->getUploadFile($tmpFileName));
		$response = $this->post(
			'UploadFieldTest_Controller/Form/field/NoRelationField/upload',
			array('NoRelationField' => $this->getUploadFile($tmpFileName))
		);
		$this->assertFalse($response->isError());
		$this->assertFileExists(ASSETS_PATH . "/UploadFieldTest/$tmpFileName");
		$uploadedFile = DataObject::get_one('File', sprintf('"Name" = \'%s\'', $tmpFileName));
		$this->assertNotNull($uploadedFile);
	}

	function testUploadHasOneRelation() {
		$this->loginWithPermission('ADMIN');

		// Unset existing has_one relation before re-uploading
		$record = $this->objFromFixture('UploadFieldTest_Record', 'record1');
		$record->HasOneFileID = null;
		$record->write();

		$tmpFileName = 'testUploadHasOneRelation.txt';
		$_FILES = array('HasOneFile' => $this->getUploadFile($tmpFileName));
		$response = $this->post(
			'UploadFieldTest_Controller/Form/field/HasOneFile/upload',
			array('HasOneFile' => $this->getUploadFile($tmpFileName))
		);
		$this->assertFalse($response->isError());
		$this->assertFileExists(ASSETS_PATH . "/UploadFieldTest/$tmpFileName");
		$uploadedFile = DataObject::get_one('File', sprintf('"Name" = \'%s\'', $tmpFileName));
		$this->assertNotNull($uploadedFile);

		$record = DataObject::get_by_id($record->class, $record->ID, false);
		$this->assertTrue($record->HasOneFile()->exists());
		$this->assertEquals($record->HasOneFile()->Name, $tmpFileName);
	}

	function testUploadHasManyRelation() {
		$this->loginWithPermission('ADMIN');

		$record = $this->objFromFixture('UploadFieldTest_Record', 'record1');

		$tmpFileName = 'testUploadHasManyRelation.txt';
		$_FILES = array('HasManyFiles' => $this->getUploadFile($tmpFileName));
		$response = $this->post(
			'UploadFieldTest_Controller/Form/field/HasManyFiles/upload',
			array('HasManyFiles' => $this->getUploadFile($tmpFileName))
		);
		$this->assertFalse($response->isError());
		$this->assertFileExists(ASSETS_PATH . "/UploadFieldTest/$tmpFileName");
		$uploadedFile = DataObject::get_one('File', sprintf('"Name" = \'%s\'', $tmpFileName));
		$this->assertNotNull($uploadedFile);

		$record = DataObject::get_by_id($record->class, $record->ID, false);
		$this->assertEquals(3, $record->HasManyFiles()->Count());
		$this->assertEquals($record->HasManyFiles()->Last()->Name, $tmpFileName);
	}

	function testUploadManyManyRelation() {
		$this->loginWithPermission('ADMIN');

		$record = $this->objFromFixture('UploadFieldTest_Record', 'record1');
		$relationCount = $record->ManyManyFiles()->Count();

		$tmpFileName = 'testUploadManyManyRelation.txt';
		$_FILES = array('ManyManyFiles' => $this->getUploadFile($tmpFileName));
		$response = $this->post(
			'UploadFieldTest_Controller/Form/field/ManyManyFiles/upload',
			array('ManyManyFiles' => $this->getUploadFile($tmpFileName))
		);
		$this->assertFalse($response->isError());
		$this->assertFileExists(ASSETS_PATH . "/UploadFieldTest/$tmpFileName");
		$uploadedFile = DataObject::get_one('File', sprintf('"Name" = \'%s\'', $tmpFileName));
		$this->assertNotNull($uploadedFile);

		$record = DataObject::get_by_id($record->class, $record->ID, false);
		$this->assertEquals($relationCount+1, $record->ManyManyFiles()->Count());
		$this->assertEquals($record->ManyManyFiles()->Last()->Name, $tmpFileName);
	}

	function testAllowedMaxFileNumber() {
		$this->markTestIncomplete();
	}

	function testRemoveFromHasOne() {
		$record = $this->objFromFixture('UploadFieldTest_Record', 'record1');
		$file1 = $this->objFromFixture('File', 'file1');

		$this->assertTrue($record->HasOneFile()->exists());
		$response = $this->post(
			'UploadFieldTest_Controller/Form/field/HasOneFile/item/' . $file1->ID . '/remove',
			array()
		);
		$this->assertFalse($response->isError());
		$record = DataObject::get_by_id($record->class, $record->ID, false);
		$this->assertFalse($record->HasOneFile()->exists());
		$this->assertFileExists($file1->FullPath, 'File is only detached, not deleted from filesystem');
	}

	function testRemoveFromHasMany() {
		$record = $this->objFromFixture('UploadFieldTest_Record', 'record1');
		$file2 = $this->objFromFixture('File', 'file2');
		$file3 = $this->objFromFixture('File', 'file3');

		$this->assertEquals(array('File2', 'File3'), $record->HasManyFiles()->column('Title'));
		$response = $this->post(
			'UploadFieldTest_Controller/Form/field/HasManyFiles/item/' . $file2->ID . '/remove',
			array()
		);
		$this->assertFalse($response->isError());
		$record = DataObject::get_by_id($record->class, $record->ID, false);
		$this->assertEquals(array('File3'), $record->HasManyFiles()->column('Title'));
		$this->assertFileExists($file3->FullPath, 'File is only detached, not deleted from filesystem');
	}

	function testRemoveFromManyMany() {
		$record = $this->objFromFixture('UploadFieldTest_Record', 'record1');
		$file4 = $this->objFromFixture('File', 'file4');
		$file5 = $this->objFromFixture('File', 'file5');

		$this->assertContains('File4', $record->ManyManyFiles()->column('Title'));
		$this->assertContains('File5', $record->ManyManyFiles()->column('Title'));
		$response = $this->post(
			'UploadFieldTest_Controller/Form/field/ManyManyFiles/item/' . $file4->ID . '/remove',
			array()
		);
		$this->assertFalse($response->isError());
		$record = DataObject::get_by_id($record->class, $record->ID, false);
		$this->assertNotContains('File4', $record->ManyManyFiles()->column('Title'));
		$this->assertContains('File5', $record->ManyManyFiles()->column('Title'));
		$this->assertFileExists($file4->FullPath, 'File is only detached, not deleted from filesystem');
	}

	function testDeleteFromHasOne() {
		$this->loginWithPermission('ADMIN');

		$record = $this->objFromFixture('UploadFieldTest_Record', 'record1');
		$file1 = $this->objFromFixture('File', 'file1');

		$this->assertTrue($record->HasOneFile()->exists());
		$response = $this->post(
			'UploadFieldTest_Controller/Form/field/HasOneFile/item/' . $file1->ID . '/delete',
			array()
		);
		$this->assertFalse($response->isError());
		$record = DataObject::get_by_id($record->class, $record->ID, false);
		$this->assertFalse($record->HasOneFile()->exists());
		$this->assertFileNotExists($file1->FullPath, 'File is also removed from filesystem');
	}

	function testDeleteFromHasMany() {
		$this->loginWithPermission('ADMIN');

		$record = $this->objFromFixture('UploadFieldTest_Record', 'record1');
		$file2 = $this->objFromFixture('File', 'file2');
		$file3 = $this->objFromFixture('File', 'file3');

		$this->assertEquals(array('File2', 'File3'), $record->HasManyFiles()->column('Title'));
		$response = $this->post(
			'UploadFieldTest_Controller/Form/field/HasManyFiles/item/' . $file2->ID . '/delete',
			array()
		);
		$this->assertFalse($response->isError());
		$record = DataObject::get_by_id($record->class, $record->ID, false);
		$this->assertEquals(array('File3'), $record->HasManyFiles()->column('Title'));
		$this->assertFileNotExists($file2->FullPath, 'File is also removed from filesystem');

		$fileNotOnRelationship = $this->objFromFixture('File', 'file1');
		$response = $this->post(
			'UploadFieldTest_Controller/Form/field/HasManyFiles/item/' . $fileNotOnRelationship->ID . '/delete',
			array()
		);
		$this->assertEquals(403, $response->getStatusCode(), "Denies deleting files if they're not on the current relationship");
	}

	function testDeleteFromManyMany() {
		$this->loginWithPermission('ADMIN');

		$record = $this->objFromFixture('UploadFieldTest_Record', 'record1');
		$file4 = $this->objFromFixture('File', 'file4');
		$file5 = $this->objFromFixture('File', 'file5');
		$fileNoDelete = $this->objFromFixture('File', 'file-nodelete');

		$this->assertContains('File4', $record->ManyManyFiles()->column('Title'));
		$this->assertContains('File5', $record->ManyManyFiles()->column('Title'));
		$response = $this->post(
			'UploadFieldTest_Controller/Form/field/ManyManyFiles/item/' . $file4->ID . '/delete',
			array()
		);
		$this->assertFalse($response->isError());
		$record = DataObject::get_by_id($record->class, $record->ID, false);
		$this->assertNotContains('File4', $record->ManyManyFiles()->column('Title'));
		$this->assertContains('File5', $record->ManyManyFiles()->column('Title'));
		$this->assertFileNotExists($file4->FullPath, 'File is also removed from filesystem');

		// Test record-based permissions
		$response = $this->post(
			'UploadFieldTest_Controller/Form/field/ManyManyFiles/item/' . $fileNoDelete->ID . '/delete',
			array()
		);
		$this->assertEquals(403, $response->getStatusCode());
	}

	function testView() {
		$this->loginWithPermission('ADMIN');

		$record = $this->objFromFixture('UploadFieldTest_Record', 'record1');
		$file4 = $this->objFromFixture('File', 'file4');
		$file5 = $this->objFromFixture('File', 'file5');
		$fileNoView = $this->objFromFixture('File', 'file-noview');
		$fileNoEdit = $this->objFromFixture('File', 'file-noedit');
		$fileNoDelete = $this->objFromFixture('File', 'file-nodelete');
		
		$response = $this->get('UploadFieldTest_Controller');
		$this->assertFalse($response->isError());

		$parser = new CSSContentParser($response->getBody());
		$items = $parser->getBySelector('#ManyManyFiles .ss-uploadfield-files .ss-uploadfield-item');
		$ids = array();
		foreach($items as $item) $ids[] = (int)$item['data-fileid'];
		
		$this->assertContains($file4->ID, $ids, 'Views related file');
		$this->assertContains($file5->ID, $ids, 'Views related file');
		$this->assertNotContains($fileNoView->ID, $ids, "Doesn't view files without view permissions");
		$this->assertContains($fileNoEdit->ID, $ids, "Views files without edit permissions");
		$this->assertContains($fileNoDelete->ID, $ids, "Views files without delete permissions");
	}

	function testEdit() {
		$this->loginWithPermission('ADMIN');

		$record = $this->objFromFixture('UploadFieldTest_Record', 'record1');
		$file4 = $this->objFromFixture('File', 'file4');
		$file5 = $this->objFromFixture('File', 'file5');
		$fileNoEdit = $this->objFromFixture('File', 'file-noedit');
		$baseUrl = 'UploadFieldTest_Controller/Form/field/ManyManyFiles/item/' . $file4->ID;

		$response = $this->get($baseUrl . '/edit');
		$this->assertFalse($response->isError());

		$response = $this->post($baseUrl . '/EditForm', array('Title' => 'File 4 modified'));
		$this->assertFalse($response->isError());

		$record = DataObject::get_by_id($record->class, $record->ID, false);
		$file4 = DataObject::get_by_id($file4->class, $file4->ID, false);
		$this->assertEquals('File 4 modified', $file4->Title);

		// Test record-based permissions
		$response = $this->post(
			'UploadFieldTest_Controller/Form/field/ManyManyFiles/item/' . $fileNoEdit->ID . '/edit',
			array()
		);
		$this->assertEquals(403, $response->getStatusCode());
	}

	function testGetRecord() {
		$record = $this->objFromFixture('UploadFieldTest_Record', 'record1');
		$form = $this->getMockForm();

		$field = new UploadField('MyField');
		$field->setForm($form);
		$this->assertNull($field->getRecord(), 'Returns no record by default');

		$field = new UploadField('MyField');
		$field->setForm($form);
		$form->loadDataFrom($record);
		$this->assertEquals($record, $field->getRecord(), 'Returns record from form if available');

		$field = new UploadField('MyField');
		$field->setForm($form);
		$field->setRecord($record);
		$this->assertEquals($record, $field->getRecord(), 'Returns record when set explicitly');
	}

	function testSetItems() {
		$record = $this->objFromFixture('UploadFieldTest_Record', 'record1');
		$form = $this->getMockForm();
		$items = new ArrayList(array(
			$this->objFromFixture('File', 'file1'),
			$this->objFromFixture('File', 'file2')
		));

		// Anonymous field
		$field = new UploadField('MyField');
		$field->setForm($form);
		$field->setRecord($record);
		$field->setItems($items);
		$this->assertEquals(array('File1', 'File2'), $field->getItems()->column('Title'));

		// Field with has_one auto-detected
		$field = new UploadField('HasOneFile');
		$field->setForm($form);
		$field->setRecord($record);
		$field->setItems($items);
		$this->assertEquals(array('File1', 'File2'), $field->getItems()->column('Title'),
			'Allows overwriting of items even when relationship is detected'
		);
	}

	function testGetItems() {
		$record = $this->objFromFixture('UploadFieldTest_Record', 'record1');
		$form = $this->getMockForm();

		// Anonymous field
		$field = new UploadField('MyField');
		$field->setForm($form);
		$field->setRecord($record);
		$this->assertEquals(array(), $field->getItems()->column('Title'));

		// Field with has_one auto-detected
		$field = new UploadField('HasOneFile');
		$field->setForm($form);
		$field->setRecord($record);
		$this->assertEquals(array('File1'), $field->getItems()->column('Title'));

		// Field with has_many auto-detected
		$field = new UploadField('HasManyFiles');
		$field->setForm($form);
		$field->setRecord($record);
		$this->assertEquals(array('File2', 'File3'), $field->getItems()->column('Title'));

		// Field with many_many auto-detected
		$field = new UploadField('ManyManyFiles');
		$field->setForm($form);
		$field->setRecord($record);
		$this->assertNotContains('File1',$field->getItems()->column('Title'));
		$this->assertNotContains('File2',$field->getItems()->column('Title'));
		$this->assertNotContains('File3',$field->getItems()->column('Title'));
		$this->assertContains('File4',$field->getItems()->column('Title'));
		$this->assertContains('File5',$field->getItems()->column('Title'));
	}

	function testReadonly() {
		$this->loginWithPermission('ADMIN');
		
		$response = $this->get('UploadFieldTest_Controller');
		$this->assertFalse($response->isError());

		$parser = new CSSContentParser($response->getBody());
		$this->assertFalse((bool)$parser->getBySelector('#ReadonlyField .ss-uploadfield-files .ss-uploadfield-item .ss-ui-button'), 'Removes all buttons on items');
		$this->assertFalse((bool)$parser->getBySelector('#ReadonlyField .ss-uploadfield-dropzone'), 'Removes dropzone');
		$this->assertFalse((bool)$parser->getBySelector('#ReadonlyField .ss-uploadfield-addfile .ss-ui-button'), 'Removes all buttons from "add" area');
	}

	function testDisabled() {
		$this->loginWithPermission('ADMIN');
		
		$response = $this->get('UploadFieldTest_Controller');
		$this->assertFalse($response->isError());

		$parser = new CSSContentParser($response->getBody());
		$this->assertFalse((bool)$parser->getBySelector('#DisabledField .ss-uploadfield-files .ss-uploadfield-item .ss-ui-button'), 'Removes all buttons on items');
		$this->assertFalse((bool)$parser->getBySelector('#DisabledField .ss-uploadfield-dropzone'), 'Removes dropzone');
		$this->assertFalse((bool)$parser->getBySelector('#DisabledField .ss-uploadfield-addfile .ss-ui-button'), 'Removes all buttons from "add" area');
		
	}

	protected function getMockForm() {
		return new Form(new Controller(), 'Form', new FieldList(), new FieldList());
	}

	/**
	 * @return Array Emulating an entry in the $_FILES superglobal
	 */
	protected function getUploadFile($tmpFileName = 'UploadFieldTest-testUpload.txt') {
		$tmpFilePath = TEMP_FOLDER . '/' . $tmpFileName;
		$tmpFileContent = '';
		for($i=0; $i<10000; $i++) $tmpFileContent .= '0';
		file_put_contents($tmpFilePath, $tmpFileContent);
		
		// emulates the $_FILES array
		return array(
			'name' => $tmpFileName,
			'type' => 'text/plaintext',
			'size' => filesize($tmpFilePath),
			'tmp_name' => $tmpFilePath,
			'extension' => 'txt',
			'error' => UPLOAD_ERR_OK,
		);
	}

	function setUp() {
		parent::setUp();
		
		if(!file_exists(ASSETS_PATH)) mkdir(ASSETS_PATH);

		/* Create a test folders for each of the fixture references */
		$folderIDs = $this->allFixtureIDs('Folder');
		foreach($folderIDs as $folderID) {
			$folder = DataObject::get_by_id('Folder', $folderID);
			if(!file_exists(BASE_PATH."/$folder->Filename")) mkdir(BASE_PATH."/$folder->Filename");
		}
		
		/* Create a test files for each of the fixture references */
		$fileIDs = $this->allFixtureIDs('File');
		foreach($fileIDs as $fileID) {
			$file = DataObject::get_by_id('File', $fileID);
			$fh = fopen(BASE_PATH."/$file->Filename", "w");
			fwrite($fh, str_repeat('x',1000000));
			fclose($fh);
		}
	}
	
	function tearDown() {
		parent::tearDown();

		/* Remove the test files that we've created */
		$fileIDs = $this->allFixtureIDs('File');
		foreach($fileIDs as $fileID) {
			$file = DataObject::get_by_id('File', $fileID);
			if($file && file_exists(BASE_PATH."/$file->Filename")) unlink(BASE_PATH."/$file->Filename");
		}

		/* Remove the test folders that we've crated */
		$folderIDs = $this->allFixtureIDs('Folder');
		foreach($folderIDs as $folderID) {
			$folder = DataObject::get_by_id('Folder', $folderID);
			if($folder && file_exists(BASE_PATH."/$folder->Filename")) Filesystem::removeFolder(BASE_PATH."/$folder->Filename");
		}

		// Remove left over folders and any files that may exist
		if(file_exists('../assets/UploadFieldTest')) Filesystem::removeFolder('../assets/FileTest');
	}

}

class UploadFieldTest_Record extends DataObject implements TestOnly {

static $db = array(
	'Title' => 'Text',
);

static $has_one = array(
	'HasOneFile' => 'File',
);

static $has_many = array(
	'HasManyFiles' => 'File',
);

static $many_many = array(
	'ManyManyFiles' => 'File',
);

}

class UploadFieldTest_FileExtension extends DataExtension implements TestOnly {

	function extraStatics() {
		return array(
			'has_one' => array('Record' => 'UploadFieldTest_Record')
 		);
	}

	function canDelete() {
		if($this->owner->Name == 'nodelete.txt') return false;
	}

	function canEdit() {
		if($this->owner->Name == 'noedit.txt') return false;
	}

	function canView() {
		if($this->owner->Name == 'noview.txt') return false;
	}
}

class UploadFieldTest_Controller extends Controller implements TestOnly {

	protected $template = 'BlankPage';

	function Form() {
		$record = DataObject::get_one('UploadFieldTest_Record', '"Title" = \'Record 1\'');

		$fieldNoRelation = new UploadField('NoRelationField');
		$fieldNoRelation->setFolderName('UploadFieldTest');
		$fieldNoRelation->setRecord($record);
		
		$fieldHasOne = new UploadField('HasOneFile');
		$fieldHasOne->setFolderName('UploadFieldTest');
		$fieldHasOne->setRecord($record);
		
		$fieldHasMany = new UploadField('HasManyFiles');
		$fieldHasMany->setFolderName('UploadFieldTest');
		$fieldHasMany->setRecord($record);
		
		$fieldManyMany = new UploadField('ManyManyFiles');
		$fieldManyMany->setFolderName('UploadFieldTest');
		$fieldManyMany->setRecord($record);
		
		$fieldReadonly = new UploadField('ReadonlyField');
		$fieldReadonly->setFolderName('UploadFieldTest');
		$fieldReadonly->setRecord($record);
		$fieldReadonly = $fieldReadonly->performReadonlyTransformation();

		$fieldDisabled = new UploadField('DisabledField');
		$fieldDisabled->setFolderName('UploadFieldTest');
		$fieldDisabled->setRecord($record);
		$fieldDisabled = $fieldDisabled->performDisabledTransformation();

		$form = new Form(
			$this,
			'Form',
			new FieldList(
				$fieldNoRelation,
				$fieldHasOne,
				$fieldHasMany,
				$fieldManyMany,
				$fieldReadonly,
				$fieldDisabled
			),
			new FieldList(
				new FormAction('submit')
			),
			new RequiredFields(
				'NoRelationField',
				'HasOneFile',
				'HasManyFiles',
				'ManyManyFiles',
				'ReadonlyField',
				'DisabledField'
			)
		);
		return $form;
	}

	function submit($data, $form) {
		
	}

}