Added RSS folder to misc

RSS source now added

misc/RSS/rss.class.php

@@ -0,0 +1,83 @@
+<?php
+class RSS {
+	public $old_file;
+	public $db_file;
+	
+	public function __construct($old_file,$db_file) {
+		require('yaml.class.php');
+		date_default_timezone_set('GMT');
+		$this->old_file = $old_file;
+		$this->db_file = $db_file;
+	}
+	public function getYAML() {
+		return spyc_load(file_get_contents("https://raw.githubusercontent.com/TrumpTracker/trumptracker.github.io/master/_data/data.yaml"));
+	}
+	public function stripQuotes($text) {
+		$unquoted = preg_replace('/^(\'(.*)\'|"(.*)")$/', '$2$3', $text);
+		return $unquoted;
+	} 
+	public function newMessage($message,$title,$original) {
+		if(file_exists($this->db_file)) {
+			$old = json_decode(file_get_contents($this->db_file),true);
+		}
+		else {
+			$old = array();
+		}
+		$old[] = array("content" => $this->stripQuotes($message),"time" => time(),"title" => $title,"author" => "TrumpTracker","uri" => "https://trumptracker.github.io","url" => $original['source']);
+		$old = json_encode($old);
+		file_put_contents($this->db_file,$old);
+	}
+	public function parsePoints($yaml) {
+		$points = array();
+		foreach($yaml['tabs'] as $t) {
+			foreach($t['sections'] as $s) {
+				foreach($s['points'] as $p) {
+					$points[$p['text']] = $p;
+				}
+			}
+		}
+		return $points;
+	}
+	public function parseDifference($points) {
+		if(file_exists($this->old_file)) {
+			$yaml_old = file_get_contents($this->old_file);
+			$yaml_old = json_decode($yaml_old,true);
+			foreach($yaml_old as $y) {
+				if(!isset($points[$y['text']])) {
+					$this->newMessage("\"$y[text]\" has been removed from the list of policies.","Policy removed",$y);
+				}
+				elseif($points[$y['text']]['status'] != $y['status']) {
+					if($points[$y['text']]['status'] == "notStarted") {
+						$this->newMessage("\"$y[text]\" is not started anymore :(","Policy updated",$y);
+					}
+					elseif($points[$y['text']]['status'] == "inProgress") {
+						$this->newMessage("\"$y[text]\" is now in progress!","Policy updated",$y);
+					}
+					elseif($points[$y['text']]['status'] == "achieved") {
+						$this->newMessage("\"$y[text]\" has been achieved!","Policy updated",$y);
+					}
+					elseif($points[$y['text']]['status'] == "broken") {
+						$this->newMessage("\"$y[text]\" has been broken :(","Policy updated",$y);
+					}
+				}
+			}
+			foreach($points as $p) {
+				if(!isset($yaml_old[$p['text']])) {
+					$this->newMessage("\"$p[text]\" has been added to the list of policies!","Policy added",$p);
+				}
+			}
+		}
+	}
+	public function updateOld($points) {
+		$points = json_encode($points);
+		file_put_contents($this->old_file,$points);
+	}
+	public function getDB() {
+		if(file_exists("db.json")) {
+			$rss = file_get_contents("db.json");
+			$rss = json_decode($rss,true);
+			krsort($rss);
+			return $rss;
+		}
+	}
+}

misc/RSS/rss.php

@@ -0,0 +1,38 @@
+<?php
+require('rss.class.php');
+$rss = new RSS("old_data.json","db.json"); //Create RSS instance
+$yaml = $rss->getYAML(); //Get the newest YAML from github
+$points = $rss->parsePoints($yaml); //Parse the YAML correctly
+$rss->parseDifference($points); //See if there is any difference
+$rss->updateOld($points); //Update the yaml file to the newest YAML
+$rss = $rss->getDB(); //Get all previous changes
+
+//Start actually parsing the RSS
+
+$i = 0;
+header("Content-Type: application/xml; charset=UTF-8");
+echo "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>\n";
+?>
+<rss version="2.0">
+<channel>
+<title>Recent TrumpTracker updates</title>
+<link>https://trumptracker.github.io</link>
+<description>RSS feed for all policy updates on Trump's presidency</description>
+<language>en-US</language>
+<?
+foreach($rss as $id => $item) {
+	$i++;
+	if($i < 10) {
+		echo "<item>\n";
+		echo "<guid isPermaLink='false'>$id</guid>\n";
+		echo "<title>$item[title]</title>\n";
+		echo "<link>$item[url]</link>\n";
+		echo "<description>$item[content]</description>\n";
+		$time = date('D, d M Y H:i:s T',$item['time']);
+		echo "<pubDate>$time</pubDate>\n";
+		echo "</item>\n";
+	}
+}
+?>
+</channel>
+</rss>