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As far as I understand, this supports all radio france sub-pages listing podcast and/or shows (tested with my two favorites shows, so not a very professionnal test). We use here the data model provided by Radio France, which includes all data in an easily usable format.
This commit is contained in:
Nicolas Delsaux
GitHub
parent
6b83bf25fd
commit
1232de5744
207
bridges/RadioFranceBridge.php
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207
bridges/RadioFranceBridge.php
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<?php
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/**
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* A bridge allowing fetching of Radio France radios transcripts.
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* I expect it to work at least for France Inter and France Culture.
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* I currently test it with
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* * Burne Out (https://www.radiofrance.fr/franceinter/podcasts/burne-out)
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* * La méthode scientifique (https://www.radiofrance.fr/franceculture/podcasts/la-methode-scientifique)
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* * Las science CQFD
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*/
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class RadioFranceBridge extends BridgeAbstract
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{
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const NAME = 'Radio France';
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const URI = 'https://www.radiofrance.fr/franceinter/podcasts';
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const DESCRIPTION = 'A bridge allowing to read transcripts for Radio France shows';
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const MAINTAINER = 'Riduidel';
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const DEFAULT_DOMAIN = 'https://www.radiofrance.fr';
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/*
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* The URL Prefix of the (Webapp-)API
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* @const APIENDPOINT https-URL of the used endpoint
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*/
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const APIENDPOINT = 'https://www.radiofrance.fr/api/v2.0/path';
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const PARAMETERS = [
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[
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'domain' => [
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'name' => 'Domain to use',
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'required' => true,
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'defaultValue' => self::DEFAULT_DOMAIN
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],
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'page' => [
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'name' => 'Initial page to load',
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'required' => true,
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'exampleValue' => 'franceinter/podcasts/burne-out'
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]
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]];
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private function getDomain()
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{
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$domain = $this->getInput('domain');
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if (empty($domain)) {
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$domain = self::DEFAULT_DOMAIN;
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}
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if (strpos($domain, '://') === false) {
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$domain = 'https://' . $domain;
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}
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return $domain;
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}
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public function getURI()
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{
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return $this->getDomain() . '/' . $this->getInput('page');
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}
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public function collectData()
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{
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$html = getSimpleHTMLDOM($this->getURI());
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// An array of dom nodes
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$documentsList = $html->find('.DocumentsList', 0);
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$documentsListWrapper = $documentsList->find('.DocumentsList-wrapper', 0);
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$cardList = $documentsListWrapper->find('.Card');
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foreach ($cardList as $card) {
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$item = [];
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$title_link = $card->find('.ConceptTitle a', 0);
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$item['title'] = $title_link->plaintext;
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$uri = $title_link->getAttribute('href', 0);
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switch (substr($uri, 0, 1)) {
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case 'h': // absolute uri
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$item['uri'] = $uri;
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break;
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case '/': // domain relative uri
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$item['uri'] = $this->getDomain() . $uri;
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break;
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default:
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$item['uri'] = $this->getDomain() . '/' . $uri;
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}
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// Finally, obtain the mp3 from some weird Radio France API (url obtained by reading network calls, no less)
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$media_url = self::APIENDPOINT . '?value=' . $uri;
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$rawJSON = getSimpleHTMLDOMCached($media_url);
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$processedJSON = json_decode($rawJSON);
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$model_content = $processedJSON->content;
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if (empty($model_content->manifestations)) {
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error_log("Seems like $uri has no manifestation");
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} else {
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$item['enclosures'] = [ $model_content->manifestations[0]->url ];
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$item['content'] = '';
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if (isset($model_content->visual)) {
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$item['content'] .= "<img
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src=\"{$model_content->visual->src}\"
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alt=\"{$model_content->visual->legend}\"
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style=\"float:left; width:400px; margin: 1em;\"/>";
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}
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if (isset($model_content->standFirst)) {
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$item['content'] .= $model_content->standFirst;
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}
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if (isset($model_content->bodyJson)) {
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if (!empty($item['content'])) {
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$item['content'] .= '<hr/>';
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}
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$pseudo_html_array = array_map([$this, 'convertJsonElementToHTML'], $model_content->bodyJson);
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$pseudo_html_text = array_reduce(
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$pseudo_html_array,
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function ($text, $element) {
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return $text . "\n" . $element;
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},
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''
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);
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$item['content'] .= $pseudo_html_text;
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}
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if (isset($model_content->producers)) {
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$item['author'] = $this->readAuthorsNamesFrom($model_content->producers);
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} elseif (isset($model_content->staff)) {
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$item['author'] = $this->readAuthorsNamesFrom($model_content->staff);
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}
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$time = $card->find('time', 0);
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$timevalue = $time->getAttribute('datetime');
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$item['timestamp'] = strtotime($timevalue);
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$this->items[] = $item;
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}
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}
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}
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private function readAuthorsNamesFrom($persons_array)
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{
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$persons_names = array_map(function ($person_element) {
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return $person_element->name;
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}, $persons_array);
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return array_reduce($persons_names, function ($a, $b) {
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if (!empty($a)) {
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$a .= ', ';
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}
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return $a . $b;
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}, '');
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}
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private function convertJsonElementToHTML($jsonElement)
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{
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$childText = isset($jsonElement->children) ? $this->convertJsonChildrenToHTML($jsonElement->children) : '';
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$valueText = isset($jsonElement->value) ? $jsonElement->value : '';
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switch ($jsonElement->type) {
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case 'text':
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return "{$childText}{$valueText}";
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case 'heading':
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$level = $jsonElement->level;
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return "<h$level>{$childText}{$valueText}</h$level>";
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case 'list':
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$tag = 'ul';
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if (isset($jsonElement->ordered)) {
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if ($jsonElement->ordered) {
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$tag = 'ol';
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}
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}
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return "<$tag>\n" . $childText . "</$tag>\n";
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case 'list_item':
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return "<li>{$childText}{$valueText}</li>\n";
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case 'bounce':
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return '';
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case 'paragraph':
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return "<p>{$childText}{$valueText}</p>\n";
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case 'quote':
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return "<blockquote>{$childText}{$valueText}</blockquote>\n";
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case 'link':
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return "<a href=\"{$jsonElement->data->href}\">{$childText}{$valueText}</a>\n";
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case 'audio':
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return '';
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case 'embed':
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return $jsonElement->data->html;
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default:
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return $jsonElement->value;
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}
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}
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private function convertJsonChildrenToHTML($children)
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{
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$converted = array_map([$this, 'convertJsonElementToHTML'], $children);
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return array_reduce($converted, function ($a, $b) {
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return $a . $b;
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}, '');
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}
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private function removeAds($element)
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{
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$ads = $element->find('AdSlot');
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foreach ($ads as $ad) {
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$ad->remove();
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}
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return $element;
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}
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/**
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* Replaces all relative URIs with absolute ones
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* @param $element A simplehtmldom element
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* @return The $element->innertext with all URIs replaced
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*/
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private function replaceUriInHtmlElement($element)
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{
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$returned = $element->innertext;
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foreach (self::REPLACED_ATTRIBUTES as $initial => $final) {
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$returned = str_replace($initial . '="/', $final . '="' . self::URI . '/', $returned);
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}
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return $returned;
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}
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}
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