From 3afd5b2fd1f217f12ecad465449524fe93cacf09 Mon Sep 17 00:00:00 2001
From: horus
Date: Sat, 11 Apr 2020 19:44:37 +0200
Subject: Adds RSS- and Atom-Feeds.

---
 app/Libraries/Helper.php | 73 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)

(limited to 'app/Libraries/Helper.php')

diff --git a/app/Libraries/Helper.php b/app/Libraries/Helper.php
index d85d216..69e7de6 100644
--- a/app/Libraries/Helper.php
+++ b/app/Libraries/Helper.php
@@ -15,4 +15,77 @@ class Helper {
 	public static function formatTimestamp($timestamp) {
 		return Carbon::createFromTimestamp($timestamp)->format("Y-m-d");
 	}
+
+	public static function makeFeed($model, $title, $cache = 60) {
+
+	    switch($title) {
+	    case("new"):
+		    $feed_title = 'Newest Articles';
+		    $feed_description = 'Newest interesting articles from Wikipedia. Keep exploring.';
+		    break;
+	    case( "popular"):
+		    $feed_title = 'Popular Articles';
+		    $feed_description = 'The most popular articles. Keep exploring.';
+		    break;
+	    default:
+		    $feed_title = 'Search for: ' . $title;
+		    $feed_description = 'All articles for "' . $title . '".';
+		    break;
+	    }
+	    // create new feed
+	    $feed = \App::make("feed");
+
+	    // multiple feeds are supported
+	    // if you are using caching you should set different cache keys for your feeds
+
+	    // cache the feed for $cache minutes (second parameter is optional)
+	    $feed->setCache($cache, 'feed_' . $title);
+
+	    // check if there is cached feed and build new only if is not
+	    if (!$feed->isCached())
+	    {
+
+	       // set your feed's title, description, link, pubdate and language
+	       $feed->title = $feed_title;
+	       $feed->description = $feed_description;
+	       #$feed->logo = 'http://yoursite.tld/logo.jpg';
+	       $feed->link = url('feed/' . $title);
+	       $feed->setDateFormat('datetime'); // 'datetime', 'timestamp' or 'carbon'
+	       $feed->pubdate = $model[0]->created_at;
+	       $feed->lang = 'en';
+	       $feed->setShortening(true); // true or false
+	       $feed->setTextLimit(100); // maximum length of description text
+
+	       foreach ($model as $post)
+	       {
+
+		       $desc = ($post->excerpt_html);
+
+		       $categories = "<br>";
+		       foreach( $post->getCategories()->get() as $cat ) {
+			       $categories .= "<a href='". \URL::to('/topic/' . $cat->name) ."'>". $cat->name . "</a> | ";
+		       }
+		       $categories = rtrim($categories, " | ");
+		       $desc .= "<br>Topics:";
+		       $desc .= $categories;
+
+		       $discussions = "<br>";
+		       foreach( $post->getDiscussions()->orderBy('comments', 'desc')->get() as $dis ) {
+			       $discussions .= "<a href='" . $dis->source_url . "'>" . $dis->title . "</a> ";
+			       $discussions .= $dis->upvotes . " Upvotes | " . $dis->comments . " Comments<br>";
+		       }
+		       $desc .= "<br><br>Discussions:";
+		       $desc .= $discussions;
+
+		   // set item's title, author, url, pubdate, description, content, enclosure (optional)*
+		   $feed->add($post->title, env('APP_NAME'), \URL::to($post->url), $post->created_at, $desc, $desc);
+	       }
+
+	    }
+
+	    // first param is the feed format
+	    // optional: second param is cache duration (value of 0 turns off caching)
+	    // optional: you can set custom cache key with 3rd param as string
+	    return $feed->render('atom', $cache, 'feed_' . $title);
+	}
 }
-- 
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