*/
class syntax_plugin_newsfeed_carousel extends AbstractStream {
public function connectTo($mode): void {
$this->Lexer->addSpecialPattern('{{news-carousel>.+?}}', $mode, 'plugin_newsfeed_carousel');
}
public function handle($match, $state, $pos, Doku_Handler $handler): array {
preg_match_all('/([a-z]+)="([^".]*)"/', substr($match, 16, -2), $matches);
$parameters = [];
foreach ($matches[1] as $index => $match) {
$parameters[$match] = $matches[2][$index];
}
return [$state, [$parameters]];
}
public function render($format, Doku_Renderer $renderer, $data): bool {
if ($format !== 'xhtml') {
return true;
}
[$state, $match] = $data;
switch ($state) {
case DOKU_LEXER_SPECIAL:
[$param] = $match;
$renderer->nocache();
$stream = $this->helper->serviceStream->findByName($param['stream']);
$allNews = $stream->getNews();
if (count($allNews)) {
$this->renderCarousel($renderer, $allNews, $param);
}
}
return true;
}
private function renderCarousel(Doku_Renderer $renderer, array $news, array $params): void {
$id = uniqid();
$indicators = [];
$items = [];
$noFeeds = 5;
for ($i = 0; $i < $noFeeds; $i++) {
if (!isset($news[$i])) {
break;
};
/**
* @var $feed ModelNews;
*/
$feed = $news[$i];
$indicators[] = '';
$items[] = $this->getCarouselItem($feed, !$i);
}
$renderer->doc .= '';
$this->renderCarouselIndicators($renderer, $indicators);
$this->renderCarouselItems($renderer, $items);
$renderer->doc .= '
';
$this->renderEditModal($renderer, $params);
$renderer->doc .= '
';
$renderer->doc .= '
';
foreach ($indicators as $indicator) {
$renderer->doc .= $indicator;
}
$renderer->doc .= '
';
}
private function renderCarouselItems(Doku_Renderer $renderer, array $items): void {
$renderer->doc .= '';
foreach ($items as $item) {
$renderer->doc .= $item;
}
$renderer->doc .= '
';
}
private function getCarouselItem(ModelNews $feed, bool $active): string {
$style = '';
if ($feed->hasImage()) {
$style .= 'background-image: url(' . ml($feed->image, ['w' => 1200]) . ')';
}
$background = 'bg-' . $feed->category . '-fade ';
$html = '';
$html .= '
';
$html .= $this->getHeadline($feed);
$html .= $this->getText($feed);
$html .= $this->getLink($feed);
$html .= '
';
return $html;
}
private function getText(ModelNews $feed): string {
return '' . $feed->renderText() . '
';
}
private function getHeadline(ModelNews $feed): string {
return '' . hsc($feed->title) . '
';
}
private function getLink(ModelNews $feed): string {
if ($feed->linkTitle) {
if (preg_match('|^https?://|', $feed->linkHref)) {
$href = hsc($feed->linkHref);
} else {
$href = wl($feed->linkHref, null, true);
}
return '' . $feed->linkTitle . '
';
}
return '';
}
}