UI: Add optional thumbnail and summary on feed items (#3805)

* UI: Add optional thumbnail and summary on feed items

Implements #561

* UI: Thumbnail: Own column, Custom size, Lazy load

* UI: Thumbnail: Remove unnecessary CSS rule

Remove rule already defined in base theme, no override needed

* CSS lint + RTL

* Improve thumbail and summary generation

* Support img alt

* Missing htmlspecialchars

Co-authored-by: Alexandre Alapetite <alexandre@alapetite.fr>

1 files changed, 10 insertions, 0 deletions

diff --git a/app/Models/ConfigurationSetter.php b/app/Models/ConfigurationSetter.php
index 6fc056eb2..ee58ebe5b 100644
--- a/app/Models/ConfigurationSetter.php
+++ b/app/Models/ConfigurationSetter.php
@@ -254,6 +254,16 @@ class FreshRSS_ConfigurationSetter {
 	private function _topline_read(&$data, $value) {
 		$data['topline_read'] = $this->handleBool($value);
 	}
+	private function _topline_thumbnail(&$data, $value) {
+		$value = strtolower($value);
+		if (!in_array($value, array('none', 'portrait', 'square', 'landscape'))) {
+			$value = 'none';
+		}
+		$data['topline_thumbnail'] = $value;
+	}
+	private function _topline_summary(&$data, $value) {
+		$data['topline_summary'] = $this->handleBool($value);
+	}
 	private function _topline_display_authors(&$data, $value) {
 		$data['topline_display_authors'] = $this->handleBool($value);
 	}