[NovayaGazetaEuropeBridge] Add bridge (#2827)

1 files changed, 141 insertions, 0 deletions

diff --git a/bridges/NovayaGazetaEuropeBridge.php b/bridges/NovayaGazetaEuropeBridge.php
new file mode 100644
index 00000000..c7511a31
--- /dev/null
+++ b/bridges/NovayaGazetaEuropeBridge.php
@@ -0,0 +1,141 @@
+<?php
+class NovayaGazetaEuropeBridge extends BridgeAbstract
+{
+
+	const MAINTAINER = 'sqrtminusone';
+	const NAME = 'Novaya Gazeta Europe Bridge';
+	const URI = 'https://novayagazeta.eu';
+
+	const CACHE_TIMEOUT = 3600; // 1 hour
+	const DESCRIPTION = 'Returns articles from Novaya Gazeta Europe';
+
+	const PARAMETERS = array(
+		'' => array(
+			'language' => array(
+				'name' => 'Language',
+				'type' => 'list',
+				'defaultValue' => 'ru',
+				'values' => array(
+					'Russian' => 'ru',
+					'English' => 'en',
+				)
+			),
+			'limit' => array(
+				'name' => 'Limit',
+				'type' => 'number',
+				'required' => false,
+				'title' => 'Maximum number of items to return',
+				'defaultValue' => 20
+			)
+		)
+	);
+
+	public function collectData()
+	{
+		$url = 'https://novayagazeta.eu/api/v1/get/main';
+		if ($this->getInput('language') != 'ru') {
+			$url .= '?lang=' . $this->getInput('language');
+		}
+
+		$json = getContents($url);
+		$data = json_decode($json);
+
+		foreach ($data->records as $record) {
+			foreach ($record->blocks as $block) {
+				if (!property_exists($block, 'date')) {
+					continue;
+				}
+				$title = strip_tags($block->title);
+				if (!empty($block->subtitle)) {
+					$title .= '. ' . strip_tags($block->subtitle);
+				}
+				$item = array(
+					'uri' => self::URI . '/articles/' . $block->slug,
+					'block' => $block,
+					'title' => $title,
+					'author' => join(', ', array_map(function ($author) {
+						return $author->name;
+					}, $block->authors)),
+					'timestamp' => $block->date / 1000,
+					'categories' => $block->tags
+				);
+				$this->items[] = $item;
+			}
+		}
+		usort($this->items, function ($item1, $item2) {
+			return $item2['timestamp'] <=> $item1['timestamp'];
+		});
+		if ($this->getInput('limit') !== null) {
+			$this->items = array_slice($this->items, 0, $this->getInput('limit'));
+		}
+		foreach ($this->items as &$item) {
+			$block = $item['block'];
+			$body = '';
+			if (property_exists($block, 'body') && $block->body !== null) {
+				$body = self::convertBody($block);
+			} else {
+				$record_json = getContents("https://novayagazeta.eu/api/v1/get/record?slug={$block->slug}");
+				$record_data = json_decode($record_json);
+				$body = self::convertBody($record_data->record);
+			}
+			$item['content'] = $body;
+			unset($item['block']);
+		}
+	}
+
+	private function convertBody($data) {
+		$body = '';
+		if ($data->previewUrl !== null && !$data->isPreviewHidden) {
+			$body .= '<figure><img src="' . $data->previewUrl . '"/>';
+			if ($data->previewCaption !== null) {
+				$body .= '<figcaption>' . $data->previewCaption . '</figcaption>';
+			}
+			$body .= '</figure>';
+		}
+		if ($data->lead !== null) {
+			$body .= "<p><b>{$data->lead}</b></p>";
+		}
+		if (!empty($data->body)) {
+			foreach ($data->body as $datum) {
+				$body .= self::convertElement($datum);
+			}
+		}
+		return $body;
+	}
+
+	private function convertElement($datum) {
+		switch ($datum->type) {
+			case 'text':
+				return $datum->data;
+			case 'image/single':
+				$alt = strip_tags($datum->data);
+				$res = "<figure><img src=\"{$datum->previewUrl}\" alt=\"{$alt}\" />";
+				if ($datum->data !== null) {
+					$res .= "<figcaption>{$datum->data}</figcaption>";
+				}
+				$res .= '</figure>';
+				return $res;
+			case 'text/quote':
+				return "<figure><blockquote>{$datum->data}</blockquote></figure><br>";
+			case 'embed/native':
+				$desc = $datum->link;
+				if (property_exists($datum, 'caption')) {
+					$desc = $datum->caption;
+				}
+				return "<p><a link=\"{$datum->link}\">{$desc}</a></p>";
+			case 'text/framed':
+				$res = '';
+				if (property_exists($datum, 'typeDisplay')) {
+					$res .= "<p><b>{$datum->typeDisplay}</b></p>";
+				}
+				$res .= "<p>{$datum->data}</p>";
+				if (property_exists($datum, 'attachment')
+					&& property_exists($datum->attachment, 'type')) {
+					$res .= self::convertElement($datum->attachment);
+				}
+				return $res;
+			default:
+				return '';
+		}
+	}
+}