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[EconomistBridge] Fix bridge (#3095)

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Korytov Pavel 2022-10-08 21:05:17 +03:00 committed by GitHub
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commit 56a8c521c2
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1 changed files with 118 additions and 40 deletions
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158
bridges/EconomistBridge.php
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@ -2,7 +2,7 @@
class EconomistBridge extends FeedExpander
{
const MAINTAINER = 'bockiii';
const MAINTAINER = 'bockiii, sqrtminusone';
const NAME = 'Economist Bridge';
const URI = 'https://www.economist.com/';
const CACHE_TIMEOUT = 3600; //1hour
@ -46,6 +46,7 @@ class EconomistBridge extends FeedExpander
'Obituaries' => 'obituary',
'Graphic detail' => 'graphic-detail',
'Indicators' => 'economic-and-financial-indicators',
'The Economist Reads' => 'the-economist-reads',
]
]
],
@ -98,52 +99,129 @@ class EconomistBridge extends FeedExpander
protected function parseItem($feedItem)
{
$item = parent::parseItem($feedItem);
$article = getSimpleHTMLDOM($item['uri']);
// before the article can be added, it needs to be cleaned up, thus, the extra function
// We also need to distinguish between old style and new style articles
if ($article->find('article', 0)->getAttribute('data-test-id') == 'Article') {
$contentNode = 'div.layout-article-body';
$imgNode = 'div.article__lead-image';
$categoryNode = 'span.article__subheadline';
} elseif ($article->find('article', 0)->getAttribute('data-test-id') === 'NewArticle') {
$contentNode = 'section';
$imgNode = 'figure.css-12eysrk.e3y6nua0';
$categoryNode = 'span.ern1uyf0';
} else {
return;
}
$html = getSimpleHTMLDOM($item['uri']);
$item['content'] = $this->cleanContent($article, $contentNode);
// only the article lead image is retained if it's there
if (!is_null($article->find($imgNode, 0))) {
$item['enclosures'][] = $article->find($imgNode, 0)->find('img', 0)->getAttribute('src');
} else {
$item['enclosures'][] = '';
$article = $html->find('#new-article-template', 0);
if ($article == null) {
$article = $html->find('main', 0);
}
if ($article) {
$elem = $article->find('div', 0);
list($content, $audio_url) = $this->processContent($html, $elem);
$item['content'] = $content;
if ($audio_url != null) {
$item['enclosures'] = [$audio_url];
}
}
// add the subheadline as category. This will create a link in new articles
// and a text in old articles
$item['categories'][] = $article->find($categoryNode, 0)->innertext;
return $item;
}
private function cleanContent($article, $contentNode)
private function processContent($html, $elem)
{
// the actual article is in this div
$content = $article->find($contentNode, 0)->innertext;
// clean the article content. Remove all div's since the text is in paragraph elements
foreach (
[
'<div '
] as $tag_start
) {
$content = stripRecursiveHTMLSection($content, 'div', $tag_start);
// Remove extra styles
$styles = $elem->find('style');
foreach ($styles as $style) {
$style->parent->removeChild($style);
}
// now remove embedded iframes. The podcast postings contain these for example
$content = preg_replace('/<iframe.*?\/iframe>/i', '', $content);
// fix the relative links
$content = defaultLinkTo($content, $this->getURI());
return $content;
// Remove the section with remaining articles
$more_elem = $elem->find('h2.ds-section-headline.ds-section-headline--rule-emphasised', 0);
if ($more_elem != null) {
if ($more_elem->parent && $more_elem->parent->parent) {
$more_elem->parent->parent->removeChild($more_elem->parent);
}
}
// Remove 'capitalization' with <small> tags
foreach ($elem->find('small') as $small) {
$small->outertext = strtoupper($small->innertext);
}
// Extract audio
$audio_url = null;
$audio_elem = $elem->find('#audio-player', 0);
if ($audio_elem != null) {
$audio_url = $audio_elem->src;
$audio_elem->parent->parent->removeChild($audio_elem->parent);
}
// No idea how this works on the original site
foreach ($elem->find('img') as $img) {
$img->removeAttribute('width');
$img->removeAttribute('height');
}
// Some hacks for 'interactive' sections to make them a bit
// more readable. Here's one example:
// https://www.economist.com/interactive/briefing/2022/09/24/war-in-ukraine-has-reshaped-worlds-fuel-markets
$svelte = $elem->find('svelte-scroller-outer', 0);
if ($svelte != null) {
$svelte->parent->removeChild($svelte);
}
foreach ($elem->find('img') as $strange_img) {
if (!str_contains($strange_img->src, 'https://economist.com')) {
$strange_img->src = 'https://economist.com' . $strange_img->src;
}
}
// Trying to fix interactive infographics. This doesn't look
// quite as well, but fortunately, such elements are rare
// (~95% of infographics are plain images)
foreach ($elem->find('div.ds-image') as $ds_img) {
$ds_img->style = 'max-width: min(100%, 700px); overflow: hidden; margin: 2rem auto;';
$g_artboard = null;
foreach ($ds_img->find('div.g-artboard') as $g_artboard_cand) {
if (!str_contains($g_artboard_cand->style, 'display: none')) {
$g_artboard = $g_artboard_cand;
}
}
if ($g_artboard != null) {
$g_artboard->style = $g_artboard->style . 'position: relative;';
$img = $g_artboard->find('img', 0);
if ($img != null) {
$img->style = 'top: 0; display: block; width: 100% !important;';
foreach ($g_artboard->find('div') as $div) {
if ($div->style == null) {
$div->style = 'position: absolute;';
} else {
$div->style = $div->style . 'position: absolute';
}
}
}
}
}
$vertical = $elem->find('div[data-test-id=vertical]', 0);
if ($vertical != null) {
$vertical->parent->removeChild($vertical);
}
// Section with 'Save', 'Share' and 'Give buttons'
foreach ($elem->find('div[data-test-id=sharing-modal]') as $sharing) {
$sharing->parent->removeChild($sharing);
}
// These links become HUGE without <style> tags and aren't
// particularly useful anyhow
foreach ($elem->find('a.ds-link-with-arrow-icon') as $a) {
$a->parent->removeChild($a);
}
// The Economist puts infographics into iframes, which doesn't
// work in any of my readers. So this replaces iframes with
// links.
foreach ($elem->find('iframe') as $iframe) {
$a = $html->createElement('a');
$a->href = $iframe->src;
$a->innertext = $iframe->src;
$iframe->parent->appendChild($a);
$iframe->parent->removeChild($iframe);
}
// Using <section> tags does nothing except interfering with
// rss-bridge styles, so this replaces them with <div>
$res = $elem->innertext;
$res = str_replace('<section', '<div', $res);
$res = str_replace('</section', '</div', $res);
$content = '<div>' . $res . '</div>';
return [$content, $audio_url];
}
}