[DRKBlutspendeBridge] add new bridge

RSS-Bridge · Nov 9, 2024 · 7fc150a · 7fc150a
1 parent dd165ea
commit 7fc150a
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diff --git a/bridges/DRKBlutspendeBridge.php b/bridges/DRKBlutspendeBridge.php
@@ -0,0 +1,99 @@
+<?php
+
+class DRKBlutspendeBridge extends FeedExpander
+{
+    const MAINTAINER = 'User123698745';
+    const NAME = 'DRK-Blutspende';
+    const BASE_URI = 'https://www.drk-blutspende.de';
+    const URI = self::BASE_URI;
+    const CACHE_TIMEOUT = 60 * 60 * 1; // 1 hour
+    const DESCRIPTION = 'German Red Cross (Deutsches Rotes Kreuz) blood donation service feed with more details';
+    const CONTEXT_APPOINTMENTS = 'Termine';
+    const PARAMETERS = [
+        self::CONTEXT_APPOINTMENTS => [
+            'term' => [
+                'name' => 'PLZ / Ort',
+                'required' => true,
+                'exampleValue' => '12555',
+            ],
+            'radius' => [
+                'name' => 'Umkreis in km',
+                'type' => 'number',
+                'exampleValue' => 10,
+            ],
+            'limit_days' => [
+                'name' => 'Limit von Tagen',
+                'title' => 'Nur Termine innerhalb der nächsten x Tagen',
+                'type' => 'number',
+                'exampleValue' => 28,
+            ],
+            'limit_items' => [
+                'name' => 'Limit von Terminen',
+                'title' => 'Nicht mehr als x Termine',
+                'type' => 'number',
+                'required' => true,
+                'defaultValue' => 20,
+            ]
+        ]
+    ];
+
+    public function collectData()
+    {
+        $limitItems = intval($this->getInput('limit_items'));
+        $this->collectExpandableDatas(self::buildAppointmentsURI(), $limitItems);
+    }
+
+    protected function parseItem(array $item)
+    {
+        $html = getSimpleHTMLDOM($item['uri']);
+
+        $detailsElement = $html->find('.details', 0);
+
+        $dateElement = $detailsElement->find('.datum', 0);
+        $dateLines = explode_lines($dateElement->plaintext);
+
+        $addressElement = $detailsElement->find('.adresse', 0);
+        $addressLines = explode_lines($addressElement->plaintext);
+
+        $infoElement = $detailsElement->find('.angebote > h4 + p', 0);
+        $info = $infoElement ? $infoElement->innertext : '';
+
+        $imageElements = $detailsElement->find('.fotos img');
+
+        $item['title'] = $dateLines[0] . ' ' . $dateLines[1] . ' ' . $addressLines[0] . ' - ' . $addressLines[1];
+
+        $item['content'] = <<<HTML
+        <p><b>{$dateLines[0]} {$dateLines[1]}</b></p>
+        <p>{$addressElement->innertext}</p>
+        <p>{$info}</p>
+        HTML;
+
+        foreach ($imageElements as $imageElement) {
+            $src = $imageElement->getAttribute('src');
+            $item['content'] .= <<<HTML
+            <p><img src="{$src}"></p>
+            HTML;
+        }
+
+        $item['description'] = null;
+
+        return $item;
+    }
+
+    public function getURI()
+    {
+        if ($this->queriedContext === self::CONTEXT_APPOINTMENTS) {
+            return str_replace('.rss?', '?', self::buildAppointmentsURI());
+        }
+        return parent::getURI();
+    }
+
+    private function buildAppointmentsURI()
+    {
+        $term = $this->getInput('term') ?? '';
+        $radius = $this->getInput('radius') ?? '';
+        $limitDays = intval($this->getInput('limit_days'));
+        $dateTo = $limitDays > 0 ? date('Y-m-d', time() + (60 * 60 * 24 * $limitDays)) : '';
+        return self::BASE_URI . '/blutspendetermine/termine.rss?date_to=' . $dateTo . '&radius=' . $radius . '&term=' . $term;
+    }
+}
diff --git a/lib/utils.php b/lib/utils.php
@@ -147,6 +147,14 @@ function is_html(string $text): bool
     return strlen(strip_tags($text)) !== strlen($text);
 }
 
+/**
+ * Returns an array of strings, each of which is a substring of string formed by splitting it on boundaries formed by line breaks.
+ */
+function explode_lines(string $text): array
+{
+    return array_map('trim', preg_split('/(\s*(\r\n|\n|\r)\s*)+/', $text));
+}
+
 /**
  * Determines the MIME type from a URL/Path file extension.
  *