public function testResizedImageInsertion()
{
$obj = new HtmlEditorFieldTest_Object();
$editor = new HtmlEditorField('Content');
/*
* Following stuff is neccessary to
* a) use the proper filename for the image we are referencing
* b) not confuse the "existing" filesystem by our test
*/
$imageFile = $this->objFromFixture('Image', 'example_image');
$imageFile->Filename = FRAMEWORK_DIR . '/' . $imageFile->Filename;
$origUpdateFilesystem = Config::inst()->get('File', 'update_filesystem');
Config::inst()->update('File', 'update_filesystem', false);
$imageFile->write();
Config::inst()->update('File', 'update_filesystem', $origUpdateFilesystem);
/*
* End of test bet setting
*/
$editor->setValue('<img src="assets/HTMLEditorFieldTest_example.jpg" width="10" height="20" />');
$editor->saveInto($obj);
$parser = new CSSContentParser($obj->Content);
$xml = $parser->getByXpath('//img');
$this->assertEquals('', (string) $xml[0]['alt'], 'Alt tags are added by default.');
$this->assertEquals('', (string) $xml[0]['title'], 'Title tags are added by default.');
$this->assertEquals(10, (int) $xml[0]['width'], 'Width tag of resized image is set.');
$this->assertEquals(20, (int) $xml[0]['height'], 'Height tag of resized image is set.');
$neededFilename = 'assets/_resampled/ResizedImage' . Convert::base64url_encode(array(10, 20)) . '/HTMLEditorFieldTest_example.jpg';
$this->assertEquals($neededFilename, (string) $xml[0]['src'], 'Correct URL of resized image is set.');
$this->assertTrue(file_exists(BASE_PATH . DIRECTORY_SEPARATOR . $neededFilename), 'File for resized image exists');
$this->assertEquals(false, $obj->HasBrokenFile, 'Referenced image file exists.');
}
/**
* Tests {@link Convert::base64url_encode()} and {@link Convert::base64url_decode()}
*/
public function testBase64url()
{
$data = 'Wëīrð characters ☺ such as ¤Ø¶÷╬';
// This requires this test file to have UTF-8 character encoding
$this->assertEquals($data, Convert::base64url_decode(Convert::base64url_encode($data)));
$data = 654.423;
$this->assertEquals($data, Convert::base64url_decode(Convert::base64url_encode($data)));
$data = true;
$this->assertEquals($data, Convert::base64url_decode(Convert::base64url_encode($data)));
$data = array('simple', 'array', '¤Ø¶÷╬');
$this->assertEquals($data, Convert::base64url_decode(Convert::base64url_encode($data)));
$data = array('a' => 'associative', 4 => 'array', '☺' => '¤Ø¶÷╬');
$this->assertEquals($data, Convert::base64url_decode(Convert::base64url_encode($data)));
}
/**
* Tests that cached images are regenerated properly after a cached file is renamed with new arguments
* ToDo: This doesn't seem like something that is worth testing - what is the point of this?
*/
public function testRegenerateImagesWithRenaming()
{
$image = $this->objFromFixture('Image', 'imageWithoutTitle');
$image_generated = $image->ScaleWidth(200);
$p = $image_generated->getFullPath();
$this->assertTrue(file_exists($p), 'Resized image exists after creation call');
// Encoding of the arguments is duplicated from cacheFilename
$oldArgumentString = Convert::base64url_encode(array(200));
$newArgumentString = Convert::base64url_encode(array(300));
$newPath = str_replace($oldArgumentString, $newArgumentString, $p);
if (!file_exists(dirname($newPath))) {
mkdir(dirname($newPath));
}
$newRelative = str_replace($oldArgumentString, $newArgumentString, $image_generated->getFileName());
rename($p, $newPath);
$this->assertFalse(file_exists($p), 'Resized image does not exist at old path after renaming');
$this->assertTrue(file_exists($newPath), 'Resized image exists at new path after renaming');
$this->assertEquals(1, $image->regenerateFormattedImages(), 'Cached images were regenerated in the right number');
$image_generated_2 = new Image_Cached($newRelative);
$this->assertEquals(300, $image_generated_2->getWidth(), 'Cached image was regenerated with correct width');
}
public function testCacheFilename()
{
$image = $this->objFromFixture('Image', 'imageWithoutTitle');
$imageFirst = $image->Pad(200, 200, 'CCCCCC');
$imageFilename = $imageFirst->getURL();
// Encoding of the arguments is duplicated from cacheFilename
$neededPart = 'Pad' . Convert::base64url_encode(array(200, 200, 'CCCCCC'));
$this->assertContains($neededPart, $imageFilename, 'Filename for cached image is correctly generated');
}
/**
* Return the filename for the cached image, given its format name and arguments.
* @param string $format The format name.
* @return string
* @throws InvalidArgumentException
*/
public function cacheFilename($format)
{
$args = func_get_args();
array_shift($args);
$folder = $this->ParentID ? $this->Parent()->Filename : ASSETS_DIR . "/";
$format = $format . Convert::base64url_encode($args);
$filename = $format . "-" . $this->Name;
$patterns = $this->getFilenamePatterns($this->Name);
if (!preg_match($patterns['FullPattern'], $filename)) {
throw new InvalidArgumentException('Filename ' . $filename . ' that should be used to cache a resized image is invalid');
}
return $folder . "_resampled/" . $filename;
}
/**
* Return the filename for the cached image, given its format name and arguments.
* @param string $format The format name.
* @return string
* @throws InvalidArgumentException
*/
public function cacheFilename($format)
{
$args = func_get_args();
array_shift($args);
// Note: $folder holds the *original* file, while the Image we're working with
// may be a formatted image in a child directory (this happens when we're chaining formats)
$folder = $this->ParentID ? $this->Parent()->Filename : ASSETS_DIR . "/";
$format = $format . Convert::base64url_encode($args);
$filename = $format . "/" . $this->Name;
$pattern = $this->getFilenamePatterns($this->Name);
// Any previous formats need to be derived from this Image's directory, and prepended to the new filename
$prepend = array();
if (($pos = stripos($this->Filename, '_resampled')) !== false) {
$candidate = substr($this->Filename, $pos + strlen('_resampled'));
preg_match_all($pattern['GeneratorPattern'], $candidate, $matches, PREG_SET_ORDER);
foreach ($matches as $formatdir) {
$prepend[] = $formatdir[0];
}
}
$filename = implode($prepend) . $filename;
if (!preg_match($pattern['FullPattern'], $filename)) {
throw new InvalidArgumentException('Filename ' . $filename . ' that should be used to cache a resized image is invalid');
}
return $folder . "_resampled/" . $filename;
}
