964 lines
28 KiB
PHP
964 lines
28 KiB
PHP
<?php
|
|
/**
|
|
* @author Georg Ehrke <georg@owncloud.com>
|
|
* @author Olivier Paroz <owncloud@interfasys.ch>
|
|
*
|
|
* @copyright Copyright (c) 2015, ownCloud, Inc.
|
|
* @license AGPL-3.0
|
|
*
|
|
* This code is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License, version 3,
|
|
* as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Affero General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Affero General Public License, version 3,
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>
|
|
*
|
|
*/
|
|
|
|
namespace Test;
|
|
|
|
use OC\Files\FileInfo;
|
|
use OC\Files\Storage\Temporary;
|
|
use OC\Files\View;
|
|
use Test\Traits\MountProviderTrait;
|
|
use Test\Traits\UserTrait;
|
|
|
|
/**
|
|
* Class PreviewTest
|
|
*
|
|
* @group DB
|
|
*
|
|
* @package Test
|
|
*/
|
|
class PreviewTest extends TestCase {
|
|
use UserTrait;
|
|
use MountProviderTrait;
|
|
|
|
const TEST_PREVIEW_USER1 = "test-preview-user1";
|
|
|
|
/** @var \OC\Files\View */
|
|
private $rootView;
|
|
/**
|
|
* Note that using 756 with an image with a ratio of 1.6 brings interesting rounding issues
|
|
*
|
|
* @var int maximum width allowed for a preview
|
|
* */
|
|
private $configMaxWidth = 756;
|
|
/** @var int maximum height allowed for a preview */
|
|
private $configMaxHeight = 756;
|
|
private $keepAspect;
|
|
private $scalingUp;
|
|
|
|
private $samples = [];
|
|
private $sampleFileId;
|
|
private $sampleFilename;
|
|
private $sampleWidth;
|
|
private $sampleHeight;
|
|
private $maxScaleFactor;
|
|
/** @var int width of the max preview */
|
|
private $maxPreviewWidth;
|
|
/** @var int height of the max preview */
|
|
private $maxPreviewHeight;
|
|
/** @var int height of the max preview, which is the same as the one of the original image */
|
|
private $maxPreviewRatio;
|
|
private $cachedBigger = [];
|
|
|
|
/**
|
|
* Make sure your configuration file doesn't contain any additional providers
|
|
*/
|
|
protected function setUp() {
|
|
parent::setUp();
|
|
|
|
$this->createUser(self::TEST_PREVIEW_USER1, self::TEST_PREVIEW_USER1);
|
|
$this->loginAsUser(self::TEST_PREVIEW_USER1);
|
|
|
|
$storage = new \OC\Files\Storage\Temporary([]);
|
|
\OC\Files\Filesystem::mount($storage, [], '/' . self::TEST_PREVIEW_USER1 . '/');
|
|
|
|
$this->rootView = new \OC\Files\View('');
|
|
$this->rootView->mkdir('/' . self::TEST_PREVIEW_USER1);
|
|
$this->rootView->mkdir('/' . self::TEST_PREVIEW_USER1 . '/files');
|
|
|
|
// We simulate the max dimension set in the config
|
|
\OC::$server->getConfig()
|
|
->setSystemValue('preview_max_x', $this->configMaxWidth);
|
|
\OC::$server->getConfig()
|
|
->setSystemValue('preview_max_y', $this->configMaxHeight);
|
|
// Used to test upscaling
|
|
$this->maxScaleFactor = 2;
|
|
\OC::$server->getConfig()
|
|
->setSystemValue('preview_max_scale_factor', $this->maxScaleFactor);
|
|
|
|
// We need to enable the providers we're going to use in the tests
|
|
$providers = [
|
|
'OC\\Preview\\JPEG',
|
|
'OC\\Preview\\PNG',
|
|
'OC\\Preview\\GIF',
|
|
'OC\\Preview\\TXT',
|
|
'OC\\Preview\\Postscript'
|
|
];
|
|
\OC::$server->getConfig()
|
|
->setSystemValue('enabledPreviewProviders', $providers);
|
|
|
|
// Sample is 1680x1050 JPEG
|
|
$this->prepareSample('testimage.jpg', 1680, 1050);
|
|
// Sample is 2400x1707 EPS
|
|
$this->prepareSample('testimage.eps', 2400, 1707);
|
|
// Sample is 1200x450 PNG
|
|
$this->prepareSample('testimage-wide.png', 1200, 450);
|
|
// Sample is 64x64 GIF
|
|
$this->prepareSample('testimage.gif', 64, 64);
|
|
}
|
|
|
|
protected function tearDown() {
|
|
$this->logout();
|
|
|
|
parent::tearDown();
|
|
}
|
|
|
|
/**
|
|
* Tests if a preview can be deleted
|
|
*/
|
|
public function testIsPreviewDeleted() {
|
|
|
|
$sampleFile = '/' . self::TEST_PREVIEW_USER1 . '/files/test.txt';
|
|
|
|
$this->rootView->file_put_contents($sampleFile, 'dummy file data');
|
|
|
|
$x = 50;
|
|
$y = 50;
|
|
|
|
$preview = new \OC\Preview(self::TEST_PREVIEW_USER1, 'files/', 'test.txt', $x, $y);
|
|
$preview->getPreview();
|
|
|
|
$fileInfo = $this->rootView->getFileInfo($sampleFile);
|
|
/** @var int $fileId */
|
|
$fileId = $fileInfo['fileid'];
|
|
$thumbCacheFile = $this->buildCachePath($fileId, $x, $y, true);
|
|
|
|
$this->assertSame(
|
|
true, $this->rootView->file_exists($thumbCacheFile), "$thumbCacheFile \n"
|
|
);
|
|
|
|
$preview->deletePreview();
|
|
|
|
$this->assertSame(false, $this->rootView->file_exists($thumbCacheFile));
|
|
}
|
|
|
|
/**
|
|
* Tests if all previews can be deleted
|
|
*
|
|
* We test this first to make sure we'll be able to cleanup after each preview generating test
|
|
*/
|
|
public function testAreAllPreviewsDeleted() {
|
|
|
|
$sampleFile = '/' . self::TEST_PREVIEW_USER1 . '/files/test.txt';
|
|
|
|
$this->rootView->file_put_contents($sampleFile, 'dummy file data');
|
|
|
|
$x = 50;
|
|
$y = 50;
|
|
|
|
$preview = new \OC\Preview(self::TEST_PREVIEW_USER1, 'files/', 'test.txt', $x, $y);
|
|
$preview->getPreview();
|
|
|
|
$fileInfo = $this->rootView->getFileInfo($sampleFile);
|
|
/** @var int $fileId */
|
|
$fileId = $fileInfo['fileid'];
|
|
|
|
$thumbCacheFolder = '/' . self::TEST_PREVIEW_USER1 . '/' . \OC\Preview::THUMBNAILS_FOLDER .
|
|
'/' . $fileId . '/';
|
|
|
|
$this->assertSame(true, $this->rootView->is_dir($thumbCacheFolder), "$thumbCacheFolder \n");
|
|
|
|
$preview->deleteAllPreviews();
|
|
|
|
$this->assertSame(false, $this->rootView->is_dir($thumbCacheFolder));
|
|
}
|
|
|
|
public function txtBlacklist() {
|
|
$txt = 'random text file';
|
|
|
|
return [
|
|
['txt', $txt, false],
|
|
];
|
|
}
|
|
|
|
/**
|
|
* @dataProvider txtBlacklist
|
|
*
|
|
* @param $extension
|
|
* @param $data
|
|
* @param $expectedResult
|
|
*/
|
|
public function testIsTransparent($extension, $data, $expectedResult) {
|
|
|
|
$x = 32;
|
|
$y = 32;
|
|
|
|
$sample = '/' . self::TEST_PREVIEW_USER1 . '/files/test.' . $extension;
|
|
$this->rootView->file_put_contents($sample, $data);
|
|
$preview = new \OC\Preview(
|
|
self::TEST_PREVIEW_USER1, 'files/', 'test.' . $extension, $x,
|
|
$y
|
|
);
|
|
$image = $preview->getPreview();
|
|
$resource = $image->resource();
|
|
|
|
//http://stackoverflow.com/questions/5702953/imagecolorat-and-transparency
|
|
$colorIndex = imagecolorat($resource, 1, 1);
|
|
$colorInfo = imagecolorsforindex($resource, $colorIndex);
|
|
$this->assertSame(
|
|
$expectedResult,
|
|
$colorInfo['alpha'] === 127,
|
|
'Failed asserting that only previews for text files are transparent.'
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Tests if unsupported previews return an empty object
|
|
*/
|
|
public function testUnsupportedPreviewsReturnEmptyObject() {
|
|
$width = 400;
|
|
$height = 200;
|
|
|
|
// Previews for odt files are not enabled
|
|
$imgData = file_get_contents(\OC::$SERVERROOT . '/tests/data/testimage.odt');
|
|
$imgPath = '/' . self::TEST_PREVIEW_USER1 . '/files/testimage.odt';
|
|
$this->rootView->file_put_contents($imgPath, $imgData);
|
|
|
|
$preview =
|
|
new \OC\Preview(self::TEST_PREVIEW_USER1, 'files/', 'testimage.odt', $width, $height);
|
|
$preview->getPreview();
|
|
$image = $preview->getPreview();
|
|
|
|
$this->assertSame(false, $image->valid());
|
|
}
|
|
|
|
/**
|
|
* We generate the data to use as it makes it easier to adjust in case we need to test
|
|
* something different
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function dimensionsDataProvider() {
|
|
$data = [];
|
|
$samples = [
|
|
[200, 800],
|
|
[200, 800],
|
|
[50, 400],
|
|
[4, 60],
|
|
];
|
|
$keepAspect = false;
|
|
$scalingUp = false;
|
|
|
|
for ($a = 0; $a < sizeof($samples); $a++) {
|
|
for ($b = 0; $b < 2; $b++) {
|
|
for ($c = 0; $c < 2; $c++) {
|
|
for ($d = 0; $d < 4; $d++) {
|
|
$coordinates = [
|
|
[
|
|
-rand($samples[$a][0], $samples[$a][1]),
|
|
-rand($samples[$a][0], $samples[$a][1])
|
|
],
|
|
[
|
|
rand($samples[$a][0], $samples[$a][1]),
|
|
rand($samples[$a][0], $samples[$a][1])
|
|
],
|
|
[
|
|
-rand($samples[$a][0], $samples[$a][1]),
|
|
rand($samples[$a][0], $samples[$a][1])
|
|
],
|
|
[
|
|
rand($samples[$a][0], $samples[$a][1]),
|
|
-rand($samples[$a][0], $samples[$a][1])
|
|
]
|
|
];
|
|
$row = [$a];
|
|
$row[] = $coordinates[$d][0];
|
|
$row[] = $coordinates[$d][1];
|
|
$row[] = $keepAspect;
|
|
$row[] = $scalingUp;
|
|
$data[] = $row;
|
|
}
|
|
$scalingUp = !$scalingUp;
|
|
}
|
|
$keepAspect = !$keepAspect;
|
|
}
|
|
}
|
|
|
|
return $data;
|
|
}
|
|
|
|
/**
|
|
* Tests if a preview of max dimensions gets created
|
|
*
|
|
* @requires extension imagick
|
|
* @dataProvider dimensionsDataProvider
|
|
*
|
|
* @param int $sampleId
|
|
* @param int $widthAdjustment
|
|
* @param int $heightAdjustment
|
|
* @param bool $keepAspect
|
|
* @param bool $scalingUp
|
|
*/
|
|
public function testCreateMaxAndNormalPreviewsAtFirstRequest(
|
|
$sampleId, $widthAdjustment, $heightAdjustment, $keepAspect = false, $scalingUp = false
|
|
) {
|
|
//$this->markTestSkipped('Not testing this at this time');
|
|
|
|
// Get the right sample for the experiment
|
|
$this->getSample($sampleId);
|
|
$sampleWidth = $this->sampleWidth;
|
|
$sampleHeight = $this->sampleHeight;
|
|
$sampleFileId = $this->sampleFileId;
|
|
|
|
// Adjust the requested size so that we trigger various test cases
|
|
$previewWidth = $sampleWidth + $widthAdjustment;
|
|
$previewHeight = $sampleHeight + $heightAdjustment;
|
|
$this->keepAspect = $keepAspect;
|
|
$this->scalingUp = $scalingUp;
|
|
|
|
// Generates the max preview
|
|
$preview = $this->createPreview($previewWidth, $previewHeight);
|
|
|
|
// There should be no cached thumbnails
|
|
$thumbnailFolder = '/' . self::TEST_PREVIEW_USER1 . '/' . \OC\Preview::THUMBNAILS_FOLDER .
|
|
'/' . $sampleFileId;
|
|
$this->assertSame(false, $this->rootView->is_dir($thumbnailFolder));
|
|
|
|
$image = $preview->getPreview();
|
|
$this->assertNotSame(false, $image);
|
|
|
|
$maxThumbCacheFile = $this->buildCachePath(
|
|
$sampleFileId, $this->maxPreviewWidth, $this->maxPreviewHeight, true, '-max'
|
|
);
|
|
|
|
$this->assertSame(
|
|
true, $this->rootView->file_exists($maxThumbCacheFile), "$maxThumbCacheFile \n"
|
|
);
|
|
|
|
// We check the dimensions of the file we've just stored
|
|
$maxPreview = imagecreatefromstring($this->rootView->file_get_contents($maxThumbCacheFile));
|
|
|
|
$this->assertEquals($this->maxPreviewWidth, imagesx($maxPreview));
|
|
$this->assertEquals($this->maxPreviewHeight, imagesy($maxPreview));
|
|
|
|
// A thumbnail of the asked dimensions should also have been created (within the constraints of the max preview)
|
|
list($limitedPreviewWidth, $limitedPreviewHeight) =
|
|
$this->simulatePreviewDimensions($previewWidth, $previewHeight);
|
|
|
|
$actualWidth = $image->width();
|
|
$actualHeight = $image->height();
|
|
|
|
$this->assertEquals(
|
|
(int)$limitedPreviewWidth, $image->width(), "$actualWidth x $actualHeight \n"
|
|
);
|
|
$this->assertEquals((int)$limitedPreviewHeight, $image->height());
|
|
|
|
// And it should be cached
|
|
$this->checkCache($sampleFileId, $limitedPreviewWidth, $limitedPreviewHeight);
|
|
|
|
$preview->deleteAllPreviews();
|
|
}
|
|
|
|
/**
|
|
* Tests if the second preview will be based off the cached max preview
|
|
*
|
|
* @requires extension imagick
|
|
* @dataProvider dimensionsDataProvider
|
|
*
|
|
* @param int $sampleId
|
|
* @param int $widthAdjustment
|
|
* @param int $heightAdjustment
|
|
* @param bool $keepAspect
|
|
* @param bool $scalingUp
|
|
*/
|
|
public function testSecondPreviewsGetCachedMax(
|
|
$sampleId, $widthAdjustment, $heightAdjustment, $keepAspect = false, $scalingUp = false
|
|
) {
|
|
//$this->markTestSkipped('Not testing this at this time');
|
|
|
|
$this->getSample($sampleId);
|
|
$sampleWidth = $this->sampleWidth;
|
|
$sampleHeight = $this->sampleHeight;
|
|
$sampleFileId = $this->sampleFileId;
|
|
|
|
//Creates the Max preview which will be used in the rest of the test
|
|
$this->createMaxPreview();
|
|
|
|
// Adjust the requested size so that we trigger various test cases
|
|
$previewWidth = $sampleWidth + $widthAdjustment;
|
|
$previewHeight = $sampleHeight + $heightAdjustment;
|
|
$this->keepAspect = $keepAspect;
|
|
$this->scalingUp = $scalingUp;
|
|
|
|
$preview = $this->createPreview($previewWidth, $previewHeight);
|
|
|
|
// A cache query should return the thumbnail of max dimension
|
|
$isCached = $preview->isCached($sampleFileId);
|
|
$cachedMaxPreview = $this->buildCachePath(
|
|
$sampleFileId, $this->maxPreviewWidth, $this->maxPreviewHeight, false, '-max'
|
|
);
|
|
$this->assertSame($cachedMaxPreview, $isCached);
|
|
}
|
|
|
|
/**
|
|
* Make sure that the max preview can never be deleted
|
|
*
|
|
* For this test to work, the preview we generate first has to be the size of max preview
|
|
*/
|
|
public function testMaxPreviewCannotBeDeleted() {
|
|
//$this->markTestSkipped('Not testing this at this time');
|
|
|
|
$this->keepAspect = true;
|
|
$this->getSample(0);
|
|
$fileId = $this->sampleFileId;
|
|
|
|
//Creates the Max preview which we will try to delete
|
|
$preview = $this->createMaxPreview();
|
|
|
|
// We try to deleted the preview
|
|
$preview->deletePreview();
|
|
$this->assertNotSame(false, $preview->isCached($fileId));
|
|
|
|
$preview->deleteAllPreviews();
|
|
}
|
|
|
|
public static function aspectDataProvider() {
|
|
$data = [];
|
|
$samples = 4;
|
|
$keepAspect = false;
|
|
$scalingUp = false;
|
|
for ($a = 0; $a < $samples; $a++) {
|
|
for ($b = 0; $b < 2; $b++) {
|
|
for ($c = 0; $c < 2; $c++) {
|
|
$row = [$a];
|
|
$row[] = $keepAspect;
|
|
$row[] = $scalingUp;
|
|
$data[] = $row;
|
|
$scalingUp = !$scalingUp;
|
|
}
|
|
$keepAspect = !$keepAspect;
|
|
}
|
|
}
|
|
|
|
return $data;
|
|
}
|
|
|
|
/**
|
|
* We ask for a preview larger than what is set in the configuration,
|
|
* so we should be getting either the max preview or a preview the size
|
|
* of the dimensions set in the config
|
|
*
|
|
* @requires extension imagick
|
|
* @dataProvider aspectDataProvider
|
|
*
|
|
* @param int $sampleId
|
|
* @param bool $keepAspect
|
|
* @param bool $scalingUp
|
|
*/
|
|
public function testDoNotCreatePreviewsLargerThanConfigMax(
|
|
$sampleId, $keepAspect = false, $scalingUp = false
|
|
) {
|
|
//$this->markTestSkipped('Not testing this at this time');
|
|
|
|
$this->getSample($sampleId);
|
|
|
|
//Creates the Max preview which will be used in the rest of the test
|
|
$this->createMaxPreview();
|
|
|
|
// Now we will create the real preview
|
|
$previewWidth = 4000;
|
|
$previewHeight = 4000;
|
|
$this->keepAspect = $keepAspect;
|
|
$this->scalingUp = $scalingUp;
|
|
|
|
// Tries to create the very large preview
|
|
$preview = $this->createPreview($previewWidth, $previewHeight);
|
|
|
|
$image = $preview->getPreview();
|
|
$this->assertNotSame(false, $image);
|
|
|
|
list($expectedWidth, $expectedHeight) =
|
|
$this->simulatePreviewDimensions($previewWidth, $previewHeight);
|
|
$this->assertEquals($expectedWidth, $image->width());
|
|
$this->assertEquals($expectedHeight, $image->height());
|
|
|
|
// A preview of the asked size should not have been created since it's larger that our max dimensions
|
|
$postfix = $this->getThumbnailPostfix($previewWidth, $previewHeight);
|
|
$thumbCacheFile = $this->buildCachePath(
|
|
$this->sampleFileId, $previewWidth, $previewHeight, false, $postfix
|
|
);
|
|
$this->assertSame(
|
|
false, $this->rootView->file_exists($thumbCacheFile), "$thumbCacheFile \n"
|
|
);
|
|
|
|
$preview->deleteAllPreviews();
|
|
}
|
|
|
|
/**
|
|
* Makes sure we're getting the proper cached thumbnail
|
|
*
|
|
* When we start by generating a preview which keeps the aspect ratio
|
|
* 200-125-with-aspect
|
|
* 300-300 ✓
|
|
*
|
|
* When we start by generating a preview of exact dimensions
|
|
* 200-200 ✓
|
|
* 300-188-with-aspect
|
|
*
|
|
* @requires extension imagick
|
|
* @dataProvider aspectDataProvider
|
|
*
|
|
* @param int $sampleId
|
|
* @param bool $keepAspect
|
|
* @param bool $scalingUp
|
|
*/
|
|
public function testIsBiggerWithAspectRatioCached(
|
|
$sampleId, $keepAspect = false, $scalingUp = false
|
|
) {
|
|
//$this->markTestSkipped('Not testing this at this time');
|
|
|
|
$previewWidth = 400;
|
|
$previewHeight = 400;
|
|
$this->getSample($sampleId);
|
|
$fileId = $this->sampleFileId;
|
|
$this->keepAspect = $keepAspect;
|
|
$this->scalingUp = $scalingUp;
|
|
|
|
// Caching the max preview in our preview array for the test
|
|
$this->cachedBigger[] = $this->buildCachePath(
|
|
$fileId, $this->maxPreviewWidth, $this->maxPreviewHeight, false, '-max'
|
|
);
|
|
|
|
$this->getSmallerThanMaxPreview($fileId, $previewWidth, $previewHeight);
|
|
// We switch the aspect ratio, to generate a thumbnail we should not be picked up
|
|
$this->keepAspect = !$keepAspect;
|
|
$this->getSmallerThanMaxPreview($fileId, $previewWidth + 100, $previewHeight + 100);
|
|
|
|
// Small thumbnails are always cropped
|
|
$this->keepAspect = false;
|
|
// Smaller previews should be based on the previous, larger preview, with the correct aspect ratio
|
|
$this->createThumbnailFromBiggerCachedPreview($fileId, 32, 32);
|
|
|
|
// 2nd cache query should indicate that we have a cached copy of the exact dimension
|
|
$this->getCachedSmallThumbnail($fileId, 32, 32);
|
|
|
|
// We create a preview in order to be able to delete the cache
|
|
$preview = $this->createPreview(rand(), rand());
|
|
$preview->deleteAllPreviews();
|
|
$this->cachedBigger = [];
|
|
}
|
|
|
|
/**
|
|
* Initialises the preview
|
|
*
|
|
* @param int $width
|
|
* @param int $height
|
|
*
|
|
* @return \OC\Preview
|
|
*/
|
|
private function createPreview($width, $height) {
|
|
$preview = new \OC\Preview(
|
|
self::TEST_PREVIEW_USER1, 'files/', $this->sampleFilename, $width,
|
|
$height
|
|
);
|
|
|
|
$this->assertSame(true, $preview->isFileValid());
|
|
|
|
$preview->setKeepAspect($this->keepAspect);
|
|
$preview->setScalingup($this->scalingUp);
|
|
|
|
return $preview;
|
|
}
|
|
|
|
/**
|
|
* Creates the Max preview which will be used in the rest of the test
|
|
*
|
|
* @return \OC\Preview
|
|
*/
|
|
private function createMaxPreview() {
|
|
$this->keepAspect = true;
|
|
$preview = $this->createPreview($this->maxPreviewWidth, $this->maxPreviewHeight);
|
|
$preview->getPreview();
|
|
|
|
return $preview;
|
|
}
|
|
|
|
/**
|
|
* Makes sure the preview which was just created has been saved to disk
|
|
*
|
|
* @param int $fileId
|
|
* @param int $previewWidth
|
|
* @param int $previewHeight
|
|
*/
|
|
private function checkCache($fileId, $previewWidth, $previewHeight) {
|
|
$postfix = $this->getThumbnailPostfix($previewWidth, $previewHeight);
|
|
|
|
$thumbCacheFile = $this->buildCachePath(
|
|
$fileId, $previewWidth, $previewHeight, true, $postfix
|
|
);
|
|
|
|
$this->assertSame(
|
|
true, $this->rootView->file_exists($thumbCacheFile), "$thumbCacheFile \n"
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Computes special filename postfixes
|
|
*
|
|
* @param int $width
|
|
* @param int $height
|
|
*
|
|
* @return string
|
|
*/
|
|
private function getThumbnailPostfix($width, $height) {
|
|
// Need to take care of special postfix added to the dimensions
|
|
$postfix = '';
|
|
$isMaxPreview = ($width === $this->maxPreviewWidth
|
|
&& $height === $this->maxPreviewHeight) ? true : false;
|
|
if ($isMaxPreview) {
|
|
$postfix = '-max';
|
|
}
|
|
if ($this->keepAspect && !$isMaxPreview) {
|
|
$postfix = '-with-aspect';
|
|
}
|
|
|
|
return $postfix;
|
|
}
|
|
|
|
private function getSmallerThanMaxPreview($fileId, $previewWidth, $previewHeight) {
|
|
$preview = $this->createPreview($previewWidth, $previewHeight);
|
|
|
|
$image = $preview->getPreview();
|
|
$this->assertNotSame(false, $image);
|
|
|
|
// A thumbnail of the asked dimensions should also have been created (within the constraints of the max preview)
|
|
list($limitedPreviewWidth, $limitedPreviewHeight) =
|
|
$this->simulatePreviewDimensions($previewWidth, $previewHeight);
|
|
|
|
$this->assertEquals($limitedPreviewWidth, $image->width());
|
|
$this->assertEquals($limitedPreviewHeight, $image->height());
|
|
|
|
// And it should be cached
|
|
$this->checkCache($fileId, $limitedPreviewWidth, $limitedPreviewHeight);
|
|
|
|
$this->cachedBigger[] = $preview->isCached($fileId);
|
|
}
|
|
|
|
private function createThumbnailFromBiggerCachedPreview($fileId, $width, $height) {
|
|
$preview = $this->createPreview($width, $height);
|
|
|
|
// A cache query should return a thumbnail of slightly larger dimensions
|
|
// and with the proper aspect ratio
|
|
$isCached = $preview->isCached($fileId);
|
|
$expectedCachedBigger = $this->getExpectedCachedBigger();
|
|
|
|
$this->assertSame($expectedCachedBigger, $isCached);
|
|
|
|
$image = $preview->getPreview();
|
|
$this->assertNotSame(false, $image);
|
|
}
|
|
|
|
/**
|
|
* Picks the bigger cached preview with the correct aspect ratio or the max preview if it's
|
|
* smaller than that
|
|
*
|
|
* For non-upscaled images, we pick the only picture without aspect ratio
|
|
*
|
|
* @return string
|
|
*/
|
|
private function getExpectedCachedBigger() {
|
|
$foundPreview = null;
|
|
$foundWidth = null;
|
|
$foundHeight = null;
|
|
$maxPreview = null;
|
|
$maxWidth = null;
|
|
$maxHeight = null;
|
|
|
|
foreach ($this->cachedBigger as $cached) {
|
|
$size = explode('-', basename($cached));
|
|
$width = (int)$size[0];
|
|
$height = (int)$size[1];
|
|
|
|
if (strpos($cached, 'max')) {
|
|
$maxWidth = $width;
|
|
$maxHeight = $height;
|
|
$maxPreview = $cached;
|
|
continue;
|
|
}
|
|
|
|
// We pick the larger preview with no aspect ratio
|
|
if (!strpos($cached, 'aspect') && !strpos($cached, 'max')) {
|
|
$foundPreview = $cached;
|
|
$foundWidth = $width;
|
|
$foundHeight = $height;
|
|
}
|
|
}
|
|
if ($foundWidth > $maxWidth && $foundHeight > $maxHeight) {
|
|
$foundPreview = $maxPreview;
|
|
}
|
|
|
|
return $foundPreview;
|
|
}
|
|
|
|
/**
|
|
* A small thumbnail of exact dimensions should be in the cache
|
|
*
|
|
* @param int $fileId
|
|
* @param int $width
|
|
* @param int $height
|
|
*/
|
|
private function getCachedSmallThumbnail($fileId, $width, $height) {
|
|
$preview = $this->createPreview($width, $height);
|
|
|
|
$isCached = $preview->isCached($fileId);
|
|
$thumbCacheFile = $this->buildCachePath($fileId, $width, $height);
|
|
|
|
$this->assertSame($thumbCacheFile, $isCached, "$thumbCacheFile \n");
|
|
}
|
|
|
|
/**
|
|
* Builds the complete path to a cached thumbnail starting from the user folder
|
|
*
|
|
* @param int $fileId
|
|
* @param int $width
|
|
* @param int $height
|
|
* @param bool $user
|
|
* @param string $postfix
|
|
*
|
|
* @return string
|
|
*/
|
|
private function buildCachePath($fileId, $width, $height, $user = false, $postfix = '') {
|
|
$userPath = '';
|
|
if ($user) {
|
|
$userPath = '/' . self::TEST_PREVIEW_USER1 . '/';
|
|
}
|
|
|
|
return $userPath . \OC\Preview::THUMBNAILS_FOLDER . '/' . $fileId
|
|
. '/' . $width . '-' . $height . $postfix . '.png';
|
|
}
|
|
|
|
/**
|
|
* Stores the sample in the filesystem and stores it in the $samples array
|
|
*
|
|
* @param string $fileName
|
|
* @param int $sampleWidth
|
|
* @param int $sampleHeight
|
|
*/
|
|
private function prepareSample($fileName, $sampleWidth, $sampleHeight) {
|
|
$imgData = file_get_contents(\OC::$SERVERROOT . '/tests/data/' . $fileName);
|
|
$imgPath = '/' . self::TEST_PREVIEW_USER1 . '/files/' . $fileName;
|
|
$this->rootView->file_put_contents($imgPath, $imgData);
|
|
$fileInfo = $this->rootView->getFileInfo($imgPath);
|
|
|
|
list($maxPreviewWidth, $maxPreviewHeight) =
|
|
$this->setMaxPreview($sampleWidth, $sampleHeight);
|
|
|
|
$this->samples[] =
|
|
[
|
|
'sampleFileId' => $fileInfo['fileid'],
|
|
'sampleFileName' => $fileName,
|
|
'sampleWidth' => $sampleWidth,
|
|
'sampleHeight' => $sampleHeight,
|
|
'maxPreviewWidth' => $maxPreviewWidth,
|
|
'maxPreviewHeight' => $maxPreviewHeight
|
|
];
|
|
}
|
|
|
|
/**
|
|
* Sets the variables used to define the boundaries which need to be respected when using a
|
|
* specific sample
|
|
*
|
|
* @param $sampleId
|
|
*/
|
|
private function getSample($sampleId) {
|
|
// Corrects a rounding difference when using the EPS (Imagick converted) sample
|
|
$filename = $this->samples[$sampleId]['sampleFileName'];
|
|
$splitFileName = pathinfo($filename);
|
|
$extension = $splitFileName['extension'];
|
|
$correction = ($extension === 'eps' && PHP_MAJOR_VERSION < 7) ? 1 : 0;
|
|
$maxPreviewHeight = $this->samples[$sampleId]['maxPreviewHeight'];
|
|
$maxPreviewHeight = $maxPreviewHeight - $correction;
|
|
|
|
$this->sampleFileId = $this->samples[$sampleId]['sampleFileId'];
|
|
$this->sampleFilename = $this->samples[$sampleId]['sampleFileName'];
|
|
$this->sampleWidth = $this->samples[$sampleId]['sampleWidth'];
|
|
$this->sampleHeight = $this->samples[$sampleId]['sampleHeight'];
|
|
$this->maxPreviewWidth = $this->samples[$sampleId]['maxPreviewWidth'];
|
|
$this->maxPreviewHeight = $maxPreviewHeight;
|
|
$ratio = $this->maxPreviewWidth / $this->maxPreviewHeight;
|
|
$this->maxPreviewRatio = $ratio;
|
|
}
|
|
|
|
/**
|
|
* Defines the size of the max preview
|
|
*
|
|
* @fixme the Imagick previews don't have the exact same size on disk as they're calculated here
|
|
*
|
|
* @param int $sampleWidth
|
|
* @param int $sampleHeight
|
|
*
|
|
* @return array
|
|
*/
|
|
private function setMaxPreview($sampleWidth, $sampleHeight) {
|
|
// Max previews are never scaled up
|
|
$this->scalingUp = false;
|
|
// Max previews always keep the aspect ratio
|
|
$this->keepAspect = true;
|
|
// We set this variable in order to be able to calculate the max preview with the proper aspect ratio
|
|
$this->maxPreviewRatio = $sampleWidth / $sampleHeight;
|
|
$maxPreviewWidth = min($sampleWidth, $this->configMaxWidth);
|
|
$maxPreviewHeight = min($sampleHeight, $this->configMaxHeight);
|
|
list($maxPreviewWidth, $maxPreviewHeight) =
|
|
$this->applyAspectRatio($maxPreviewWidth, $maxPreviewHeight);
|
|
|
|
return [$maxPreviewWidth, $maxPreviewHeight];
|
|
}
|
|
|
|
/**
|
|
* Calculates the expected dimensions of the preview to be able to assess if we've got the
|
|
* right result
|
|
*
|
|
* @param int $askedWidth
|
|
* @param int $askedHeight
|
|
*
|
|
* @return array
|
|
*/
|
|
private function simulatePreviewDimensions($askedWidth, $askedHeight) {
|
|
$askedWidth = min($askedWidth, $this->configMaxWidth);
|
|
$askedHeight = min($askedHeight, $this->configMaxHeight);
|
|
|
|
if ($this->keepAspect) {
|
|
// Defines the box in which the preview has to fit
|
|
$scaleFactor = $this->scalingUp ? $this->maxScaleFactor : 1;
|
|
$newPreviewWidth = min($askedWidth, $this->maxPreviewWidth * $scaleFactor);
|
|
$newPreviewHeight = min($askedHeight, $this->maxPreviewHeight * $scaleFactor);
|
|
list($newPreviewWidth, $newPreviewHeight) =
|
|
$this->applyAspectRatio($newPreviewWidth, $newPreviewHeight);
|
|
} else {
|
|
list($newPreviewWidth, $newPreviewHeight) =
|
|
$this->fixSize($askedWidth, $askedHeight);
|
|
}
|
|
|
|
return [(int)$newPreviewWidth, (int)$newPreviewHeight];
|
|
}
|
|
|
|
/**
|
|
* Resizes the boundaries to match the aspect ratio
|
|
*
|
|
* @param int $askedWidth
|
|
* @param int $askedHeight
|
|
*
|
|
* @return \int[]
|
|
*/
|
|
private function applyAspectRatio($askedWidth, $askedHeight) {
|
|
$originalRatio = $this->maxPreviewRatio;
|
|
if ($askedWidth / $originalRatio < $askedHeight) {
|
|
$askedHeight = round($askedWidth / $originalRatio);
|
|
} else {
|
|
$askedWidth = round($askedHeight * $originalRatio);
|
|
}
|
|
|
|
return [(int)$askedWidth, (int)$askedHeight];
|
|
}
|
|
|
|
/**
|
|
* Clips or stretches the dimensions so that they fit in the boundaries
|
|
*
|
|
* @param int $askedWidth
|
|
* @param int $askedHeight
|
|
*
|
|
* @return array
|
|
*/
|
|
private function fixSize($askedWidth, $askedHeight) {
|
|
if ($this->scalingUp) {
|
|
$askedWidth = min($this->configMaxWidth, $askedWidth);
|
|
$askedHeight = min($this->configMaxHeight, $askedHeight);
|
|
}
|
|
|
|
return [(int)$askedWidth, (int)$askedHeight];
|
|
}
|
|
|
|
public function testKeepAspectRatio() {
|
|
$originalWidth = 1680;
|
|
$originalHeight = 1050;
|
|
$originalAspectRation = $originalWidth / $originalHeight;
|
|
|
|
$preview = new \OC\Preview(
|
|
self::TEST_PREVIEW_USER1, 'files/', 'testimage.jpg',
|
|
150,
|
|
150
|
|
);
|
|
$preview->setKeepAspect(true);
|
|
$image = $preview->getPreview();
|
|
|
|
$aspectRatio = $image->width() / $image->height();
|
|
$this->assertEquals(round($originalAspectRation, 2), round($aspectRatio, 2));
|
|
|
|
$this->assertLessThanOrEqual(150, $image->width());
|
|
$this->assertLessThanOrEqual(150, $image->height());
|
|
}
|
|
|
|
public function testKeepAspectRatioCover() {
|
|
$originalWidth = 1680;
|
|
$originalHeight = 1050;
|
|
$originalAspectRation = $originalWidth / $originalHeight;
|
|
|
|
$preview = new \OC\Preview(
|
|
self::TEST_PREVIEW_USER1, 'files/', 'testimage.jpg',
|
|
150,
|
|
150
|
|
);
|
|
$preview->setKeepAspect(true);
|
|
$preview->setMode(\OC\Preview::MODE_COVER);
|
|
$image = $preview->getPreview();
|
|
|
|
$aspectRatio = $image->width() / $image->height();
|
|
$this->assertEquals(round($originalAspectRation, 2), round($aspectRatio, 2));
|
|
|
|
$this->assertGreaterThanOrEqual(150, $image->width());
|
|
$this->assertGreaterThanOrEqual(150, $image->height());
|
|
}
|
|
|
|
public function testSetFileWithInfo() {
|
|
$info = new FileInfo('/foo', null, '/foo', ['mimetype' => 'foo/bar'], null);
|
|
$preview = new \OC\Preview();
|
|
$preview->setFile('/foo', $info);
|
|
$this->assertEquals($info, $this->invokePrivate($preview, 'getFileInfo'));
|
|
}
|
|
|
|
public function testIsCached() {
|
|
$sourceFile = __DIR__ . '/../data/testimage.png';
|
|
$userId = $this->getUniqueID();
|
|
$this->createUser($userId, 'pass');
|
|
|
|
$storage = new Temporary();
|
|
$storage->mkdir('files');
|
|
$this->registerMount($userId, $storage, '/' . $userId);
|
|
|
|
\OC_Util::tearDownFS();
|
|
\OC_Util::setupFS($userId);
|
|
$preview = new \OC\Preview($userId, 'files');
|
|
$view = new View('/' . $userId . '/files');
|
|
$view->file_put_contents('test.png', file_get_contents($sourceFile));
|
|
$info = $view->getFileInfo('test.png');
|
|
$preview->setFile('test.png', $info);
|
|
|
|
$preview->setMaxX(64);
|
|
$preview->setMaxY(64);
|
|
|
|
$this->assertFalse($preview->isCached($info->getId()));
|
|
|
|
$preview->getPreview();
|
|
|
|
$this->assertEquals('thumbnails/' . $info->getId() . '/64-64.png', $preview->isCached($info->getId()));
|
|
}
|
|
}
|