From 6955b2e02d4893fd88009a8162d45b6c8b3514c6 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <noreply@fakecake.org>
Date: Wed, 17 Apr 2019 08:32:35 +0300
Subject: [PATCH] plugins: add HOOK_GET_FULL_TEXT which may be used to provide
 full text extraction to core code and other plugins, instead of trying to
 invoke af_readability specifically

---
 classes/article.php             | 11 ++++++++++-
 classes/pluginhost.php          |  1 +
 plugins/af_readability/init.php | 13 +++++++++++++
 3 files changed, 24 insertions(+), 1 deletion(-)

diff --git a/classes/article.php b/classes/article.php
index 974f9114f..983fcd193 100755
--- a/classes/article.php
+++ b/classes/article.php
@@ -100,7 +100,7 @@ class Article extends Handler_Protected {
 			$pluginhost->load_all(PluginHost::KIND_ALL, $owner_uid);
 			$pluginhost->load_data();
 
-			$af_readability = $pluginhost->get_plugin("Af_Readability");
+			/*$af_readability = $pluginhost->get_plugin("Af_Readability");
 
 			if ($af_readability) {
 				$enable_share_anything = $pluginhost->get($af_readability, "enable_share_anything");
@@ -110,6 +110,15 @@ class Article extends Handler_Protected {
 
 					if ($extracted_content) $content = $extracted_content;
 				}
+			}*/
+
+			foreach ($pluginhost->get_hooks(PluginHost::HOOK_GET_FULL_TEXT) as $p) {
+				$extracted_content = $p->hook_get_full_text($url);
+
+				if ($extracted_content) {
+					$content = $extracted_content;
+					break;
+				}
 			}
 		}
 
diff --git a/classes/pluginhost.php b/classes/pluginhost.php
index f0dc0286c..a3c12ecae 100755
--- a/classes/pluginhost.php
+++ b/classes/pluginhost.php
@@ -58,6 +58,7 @@ class PluginHost {
 	const HOOK_UNSUBSCRIBE_FEED = 38;
 	const HOOK_SEND_MAIL = 39;
 	const HOOK_FILTER_TRIGGERED = 40;
+	const HOOK_GET_FULL_TEXT = 41;
 
 	const KIND_ALL = 1;
 	const KIND_SYSTEM = 2;
diff --git a/plugins/af_readability/init.php b/plugins/af_readability/init.php
index 32c54a2c7..b5e474f8d 100755
--- a/plugins/af_readability/init.php
+++ b/plugins/af_readability/init.php
@@ -38,6 +38,13 @@ class Af_Readability extends Plugin {
 		$host->add_hook($host::HOOK_PREFS_EDIT_FEED, $this);
 		$host->add_hook($host::HOOK_PREFS_SAVE_FEED, $this);
 
+		$enable_share_anything = $this->host->get($this, "enable_share_anything");
+
+		// provide full text services to external code
+		// TODO: option that controls this needs a better caption
+		if ($enable_share_anything)
+			$host->add_hook($host::HOOK_GET_FULL_TEXT, $this);
+
 		$host->add_filter_action($this, "action_inline", __("Inline content"));
 	}
 
@@ -237,6 +244,12 @@ class Af_Readability extends Plugin {
 
 	}
 
+	function hook_get_full_text($link) {
+		$extracted_content = $this->extract_content($link);
+
+		return trim(strip_tags(sanitize($extracted_content)));
+	}
+
 	function api_version() {
 		return 2;
 	}