From 1ff7ae42dfcb1104004280a588d6eb25562fea97 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <noreply@fakecake.org>
Date: Mon, 6 Jul 2015 23:02:21 +0300
Subject: add af_readability

---
 plugins/af_readability/init.php | 135 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 135 insertions(+)
 create mode 100644 plugins/af_readability/init.php

(limited to 'plugins/af_readability/init.php')

diff --git a/plugins/af_readability/init.php b/plugins/af_readability/init.php
new file mode 100644
index 000000000..161458c79
--- /dev/null
+++ b/plugins/af_readability/init.php
@@ -0,0 +1,135 @@
+<?php
+class Af_Readability extends Plugin {
+
+	private $host;
+
+	function about() {
+		return array(1.0,
+			"Try to inline article content using Readability",
+			"fox");
+	}
+
+	function save() {
+		//
+	}
+
+	function init($host)
+	{
+		$this->host = $host;
+
+		$host->add_hook($host::HOOK_ARTICLE_FILTER, $this);
+		$host->add_hook($host::HOOK_PREFS_TAB, $this);
+		$host->add_hook($host::HOOK_PREFS_EDIT_FEED, $this);
+		$host->add_hook($host::HOOK_PREFS_SAVE_FEED, $this);
+	}
+
+	function hook_prefs_tab($args) {
+		if ($args != "prefFeeds") return;
+
+		print "<div dojoType=\"dijit.layout.AccordionPane\" title=\"".__('af_readability settings')."\">";
+
+		print_notice("Enable the plugin for specific feeds in the feed editor.");
+
+		$enabled_feeds = $this->host->get($this, "enabled_feeds");
+		if (!array($enabled_feeds)) $enabled_feeds = array();
+
+		$enabled_feeds = $this->filter_unknown_feeds($enabled_feeds);
+		$this->host->set($this, "enabled_feeds", $enabled_feeds);
+
+		if (count($enabled_feeds) > 0) {
+			print "<h3>" . __("Currently enabled for (click to edit):") . "</h3>";
+
+			print "<ul class=\"browseFeedList\" style=\"border-width : 1px\">";
+			foreach ($enabled_feeds as $f) {
+				print "<li>" .
+					"<img src='images/pub_set.png'
+						style='vertical-align : middle'> <a href='#'
+						onclick='editFeed($f)'>".
+					getFeedTitle($f) . "</a></li>";
+			}
+			print "</ul>";
+		}
+
+		print "</div>";
+	}
+
+	function hook_prefs_edit_feed($feed_id) {
+		print "<div class=\"dlgSec\">".__("Readability")."</div>";
+		print "<div class=\"dlgSecCont\">";
+
+		$enabled_feeds = $this->host->get($this, "enabled_feeds");
+		if (!array($enabled_feeds)) $enabled_feeds = array();
+
+		$key = array_search($feed_id, $enabled_feeds);
+		$checked = $key !== FALSE ? "checked" : "";
+
+		print "<hr/><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" id=\"af_readability_enabled\"
+			name=\"af_readability_enabled\"
+			$checked>&nbsp;<label for=\"af_readability_enabled\">".__('Inline article content')."</label>";
+
+		print "</div>";
+	}
+
+	function hook_prefs_save_feed($feed_id) {
+		$enabled_feeds = $this->host->get($this, "enabled_feeds");
+		if (!is_array($enabled_feeds)) $enabled_feeds = array();
+
+		$enable = checkbox_to_sql_bool($_POST["af_readability_enabled"]) == 'true';
+		$key = array_search($feed_id, $enabled_feeds);
+
+		if ($enable) {
+			if ($key === FALSE) {
+				array_push($enabled_feeds, $feed_id);
+			}
+		} else {
+			if ($key !== FALSE) {
+				unset($enabled_feeds[$key]);
+			}
+		}
+
+		$this->host->set($this, "enabled_feeds", $enabled_feeds);
+	}
+
+	function hook_article_filter($article) {
+
+		$enabled_feeds = $this->host->get($this, "enabled_feeds");
+		$key = array_search($article["feed"]["id"], $enabled_feeds);
+		if ($key === FALSE) return $article;
+
+		if (!class_exists("Readability")) require_once(__DIR__ . "/classes/Readability.php");
+
+		$tmp = fetch_file_contents($article["link"]);
+
+		if ($tmp) {
+			$r = new Readability($tmp, $article["link"]);
+
+			if ($r->init()) {
+				$article["content"] = $r->articleContent->innerHTML;
+			}
+		}
+
+		return $article;
+
+	}
+
+	function api_version() {
+		return 2;
+	}
+
+	private function filter_unknown_feeds($enabled_feeds) {
+		$tmp = array();
+
+		foreach ($enabled_feeds as $feed) {
+
+			$result = db_query("SELECT id FROM ttrss_feeds WHERE id = '$feed' AND owner_uid = " . $_SESSION["uid"]);
+
+			if (db_num_rows($result) != 0) {
+				array_push($tmp, $feed);
+			}
+		}
+
+		return $tmp;
+	}
+
+}
+?>
-- 
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