/**
* Inline the CSS before an email is sent.
*
* @param \Swift_Events_SendEvent $evt
*/
public function beforeSendPerformed(\Swift_Events_SendEvent $evt)
{
$message = $evt->getMessage();
if ($message->getContentType() === 'text/html' || $message->getContentType() === 'multipart/alternative' && $message->getBody()) {
$this->inliner->setHtml($message->getBody());
$message->setBody($this->inliner->emogrify());
}
foreach ($message->getChildren() as $part) {
if (strpos($part->getContentType(), 'text/html') === 0) {
$this->inliner->setHtml($part->getBody());
$message->setBody($this->inliner->emogrify());
}
}
}
/**
* @test
*/
public function emogrifierNotMapsCssToHtmlIfFeatureIsNotEnabled()
{
$css = 'img {float: right;}';
$this->subject->setHtml($this->html5DocumentType . '<html><body><img></body></html>');
$this->subject->setCss($css);
$html = $this->subject->emogrify();
self::assertNotContains('<img align="right', $html);
}
/**
* @test
* @param string $attribute the class attribute value
* @dataProvider cssClassesWithWhitespaceDataProvider
*/
public function emogrifierMapsClassWithWiteSpaceInAttribute($attribute)
{
$css = '.test {color: red;}';
$this->subject->setHtml($this->html5DocumentType . '<html><body><div class="' . $attribute . '"></div></body></html>');
$this->subject->setCss($css);
$html = $this->subject->emogrify();
self::assertContains('style="color: red;"', $html);
}
/**
* @test
*/
public function emptyMediaQueriesAreRemoved()
{
$emptyQuery = '@media all and (max-width: 500px) { }';
$this->subject->setCss($emptyQuery);
$this->subject->setHtml($this->html5DocumentType . '<html><body><p></p></body></html>');
$result = $this->subject->emogrify();
self::assertNotContains($emptyQuery, $result);
}
/**
* @test
* @param string $body The HTML
* @param string $css The complete CSS
* @param string $tagName The name of the tag that should be modified
* @param string $attributes The attributes that are expected on the element
*
* @dataProvider cssToHtmlMappingDataProvider
*/
public function emogrifierMapsCssToHtml($body, $css, $tagName, $attributes)
{
$this->subject->setHtml($this->html5DocumentType . '<html><body>' . $body . '</body></html>');
$this->subject->setCss($css);
$this->subject->enableCssToHtmlMapping();
$html = $this->subject->emogrify();
self::assertContains('<' . $tagName . ' ' . $attributes, $html);
}
/**
* @test
*/
public function emogrifierAddsCopyOfCssStylesAsStyleNode()
{
$this->subject->appendStylesToHead();
$this->subject->setCss('p { color: blue; }');
$this->subject->setHtml($this->html5DocumentType . '<html><body><style type="text/css">p { padding: 10px; }</style><p></p></body></html>');
$result = $this->subject->emogrify();
self::assertContains('p { color: blue; }', $result);
self::assertContains('p { padding: 10px; }', $result);
}
/**
* @test
* @param string $dataUriMediaType
* @dataProvider dataUriMediaTypeDataProvider
*/
public function dataUrisAreConserved($dataUriMediaType)
{
$html = $this->html5DocumentType . '<html></html>';
$this->subject->setHtml($html);
$styleRule = 'background-image: url(data:image/png' . $dataUriMediaType . ',iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAIAAAAC64paAAABUk' . 'lEQVQ4y81UsY6CQBCdWXBjYWFMjEgAE0piY8c38B9+iX+ksaHCgs5YWEhIrJCQYGJBomiC7lzhVcfqEa+5KXfey3s783bRdd00TR' . 'VFAQAAICJEhN/q8Xjoug7D4RA+qsFgwDjn9QYiTiaT+Xx+OByOx+NqtapjWq0WjEajekPTtCAIiIiIyrKMoqiOMQxDlVqyLMt1XQ' . 'A4nU6z2Wy9XkthEnK/3zdN8znC/X7v+36WZfJ7120vFos4joUQRHS5XDabzXK5bGrbtu1er/dtTFU1TWu3202VHceZTqe3242Itt' . 'ut53nj8bip8m6345wLIQCgKIowDIuikAoz6Wm3233mjHPe6XRe5UROJqImIWPwh/pvZMbYM2GKorx5oUw6m+v1miTJ+XzO8/x+v7' . '+UtizrM8+GYahVVSFik9/jxy6rqlJN02SM1cmI+GbbQghd178AAO2FXws6LwMAAAAASUVORK5CYII=);';
$this->subject->setCss('html {' . $styleRule . '}');
$result = $this->subject->emogrify();
self::assertContains('<html style="' . $styleRule . '">', $result);
}
/**
* @test
*/
public function ignoresWhitespaceAfterImportant()
{
$css = 'p { margin: 1px !important' . self::LF . ' ;}';
$html = $this->html5DocumentType . self::LF . '<html><head</head><body><p style="margin: 2px; ">some content</p></body></html>';
$expected = '<p style="margin: 1px !important;">';
$this->subject->setHtml($html);
$this->subject->setCss($css);
self::assertContains($expected, $this->subject->emogrify());
}
/**
* @test
*/
public function emogrifyMergesCssWithMixedUnits()
{
$css = 'p { margin: 1px; padding-bottom:0;}';
$html = $this->html5DocumentType . self::LF . '<html><head><style>#topWrap p {margin:0;padding-bottom: 1px;}</style></head>' . '<body><div id="topWrap"><p style="text-align: center;">some content</p></div></body></html>';
$expected = '<p style="text-align: center; margin: 0; padding-bottom: 1px;">';
$this->subject->setHtml($html);
$this->subject->setCss($css);
$this->assertContains($expected, $this->subject->emogrify());
}
/**
* @param array $data
*
* @throws \TijsVerkoyen\CssToInlineStyles\Exception
*/
protected function setHtml(array $data)
{
$html = view('emails.' . $this->template, ['user' => $this->user, 'data' => $data])->render();
$css = file_get_contents(asset('assets/css/bootstrap.css'));
libxml_use_internal_errors(true);
$emogrifier = new Emogrifier();
$emogrifier->setHtml($html);
$emogrifier->setCss($css);
$this->html = $emogrifier->emogrify();
}