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-rw-r--r--providers/JsonFeed.php39
-rw-r--r--providers/Substack.php43
2 files changed, 82 insertions, 0 deletions
diff --git a/providers/JsonFeed.php b/providers/JsonFeed.php
new file mode 100644
index 0000000..2d2ed9d
--- /dev/null
+++ b/providers/JsonFeed.php
@@ -0,0 +1,39 @@
+<?php
+
+namespace Providers;
+
+require_once('Provider.php');
+
+abstract class JsonFeed extends \Providers\Provider {
+
+ protected $_feedUrl;
+ protected $_feedJson;
+
+ abstract protected function _getFeedUrl($feed);
+
+ public function __construct($feed, $options=[]) {
+ parent::__construct($feed, $options);
+ $this->_feedUrl = $this->_getFeedUrl($feed);
+ if (!$this->_feedUrl) {
+ throw new Exception('JSON feed "' . $feed . '" undefined');
+ }
+ }
+
+ abstract protected function _parseFeedContent($feed);
+
+ protected function _fetchItems() {
+ $this->_feedJson = json_decode(file_get_contents($this->_feedUrl));
+ return $this->_parseFeedContent($this->_feedJson);
+ }
+
+ protected function _spamFilter($content) {
+ return $content;
+ }
+
+ protected function _sortContent($content) {
+ return $content;
+ }
+
+}
+
+?>
diff --git a/providers/Substack.php b/providers/Substack.php
new file mode 100644
index 0000000..6dea64a
--- /dev/null
+++ b/providers/Substack.php
@@ -0,0 +1,43 @@
+<?php
+
+namespace Providers;
+
+require_once('JsonFeed.php');
+require_once('Item.php');
+
+class Substack extends \Providers\JsonFeed {
+
+ protected function _getFeedUrl($feed) {
+ return sprintf('https://%s.substack.com/api/v1/posts', $feed);
+ }
+
+ protected function _getCachePath() {
+ return '../cache/substack.%s';
+ }
+
+ protected function _parseFeedContent($feed) {
+ return $feed;
+ }
+
+ protected function _mapItems($content) {
+ $items = [];
+ foreach ($content as $item) {
+ $itemObject = new Item();
+ $itemObject->ID = sprintf($this->feedUrl . '/' . $item->publication_id);
+ $itemObject->Title = strval($item->title);
+ $itemObject->Time = $item->post_date;
+ $itemObject->Text = $item->body_html;
+ $itemObject->Link = $item->canonical_url;
+ $itemObject->Author = $item->publishedByLines[0]->name;
+ $items[] = $itemObject;
+ }
+ return $items;
+ }
+
+ public function title() {
+ return sprintf("%s's substack", $this->_feed);
+ }
+
+}
+
+?>