From 4353c8ab583b7b10369290dec016883a35b2c185 Mon Sep 17 00:00:00 2001
From: Alessandro Cosentino <cosenal@gmail.com>
Date: Tue, 15 May 2012 14:49:53 -0400
Subject: decoupled model class Feed and mapper class FeedMapper

---
 appinfo/app.php    |  1 +
 lib/feed.php       | 57 +++++++++++--------------------------------
 lib/feedmapper.php | 71 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 templates/main.php |  8 +++++-
 4 files changed, 93 insertions(+), 44 deletions(-)
 create mode 100644 lib/feedmapper.php

diff --git a/appinfo/app.php b/appinfo/app.php
index 303b601b1..213295ac0 100644
--- a/appinfo/app.php
+++ b/appinfo/app.php
@@ -23,6 +23,7 @@
 
 OC::$CLASSPATH['OC_News_Item'] = 'apps/news/lib/item.php';
 OC::$CLASSPATH['OC_News_Feed'] = 'apps/news/lib/feed.php';
+OC::$CLASSPATH['OC_News_FeedMapper'] = 'apps/news/lib/feedmapper.php';
 
 $l = new OC_l10n('news');
 
diff --git a/lib/feed.php b/lib/feed.php
index cd38fb95a..bd2e3b1e4 100644
--- a/lib/feed.php
+++ b/lib/feed.php
@@ -20,60 +20,31 @@
 * 
 */
 
-
 /**
  * This class models a feed.
  */
-class OC_News_Feed extends SimplePie_Core{
+class OC_News_Feed {
 
 	private $url;
-	private $feed_id;
+	private $spfeed; //we encapsulate a SimplePie_Core object
 
 	public function __construct($url){
-		parent::__construct();
 		$this->url = $url;
-		$this->set_item_class('OC_News_Item');
-		$this->set_feed_url( $url );
-		$this->enable_cache( false );
+		$this->spfeed = new SimplePie_Core();
+		$this->spfeed->set_item_class('OC_News_Item');
+		$this->spfeed->set_feed_url( $url );
+		$this->spfeed->enable_cache( false );
 
 		//FIXME: figure out if constructor is the right place for these
-		$this->init();
-		$this->handle_content_type();
+		$this->spfeed->init();
+		$this->spfeed->handle_content_type();
 	}
-	
-	public function saveToDB() {
-		$CONFIG_DBTYPE = OCP\Config::getSystemValue( "dbtype", "sqlite" );
-		if( $CONFIG_DBTYPE == 'sqlite' or $CONFIG_DBTYPE == 'sqlite3' ){
-			$_ut = "strftime('%s','now')";
-		} elseif($CONFIG_DBTYPE == 'pgsql') {
-			$_ut = 'date_part(\'epoch\',now())::integer';
-		} else {
-			$_ut = "UNIX_TIMESTAMP()";
-		}
-		
-		//FIXME: Detect when user adds a known feed
-		$query = OCP\DB::prepare("
-			INSERT INTO *PREFIX*news_feeds
-			(url, title, user_id, added, lastmodified)
-			VALUES (?, ?, ?, $_ut, $_ut)
-			");
-		
-		$title = $this->get_title();
 
-		if(empty($title)) {
-			$l = OC_L10N::get('news');
-			$title = $l->t('no title');
-		}
+	public function getUrl(){
+		return $this->url;
+	}
 
-		$params=array(
-		htmlspecialchars_decode($this->url),
-		htmlspecialchars_decode($title),
-		OCP\USER::getUser()
-		);
-		$query->execute($params);
-		
-		$feed_id = OCP\DB::insertid('*PREFIX*news_feeds');
-		
-		return $feed_id;
+	public function getTitle(){
+		return $this->spfeed->get_title();
 	}
-}
\ No newline at end of file
+}
diff --git a/lib/feedmapper.php b/lib/feedmapper.php
new file mode 100644
index 000000000..e0c81a2b3
--- /dev/null
+++ b/lib/feedmapper.php
@@ -0,0 +1,71 @@
+<?php
+/**
+* ownCloud - News app
+*
+* @author Alessandro Cosentino
+* @copyright 2012 Alessandro Cosentino cosenal@gmail.com
+* 
+* This library is free software; you can redistribute it and/or
+* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
+* License as published by the Free Software Foundation; either 
+* version 3 of the License, or any later version.
+* 
+* This library is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
+*  
+* You should have received a copy of the GNU Lesser General Public 
+* License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+* 
+*/
+
+/**
+ * This class maps a feed to an entry in the feeds table of the database.
+ * It follows the Data Mapper pattern.
+ */
+class OC_News_FeedMapper {
+	
+	/**
+	 * @brief Save the feed into the database
+	 * @returns The id of the feed in the database table.
+	 */
+	public function insert(OC_News_Feed $feed) {
+		$CONFIG_DBTYPE = OCP\Config::getSystemValue( "dbtype", "sqlite" );
+		if( $CONFIG_DBTYPE == 'sqlite' or $CONFIG_DBTYPE == 'sqlite3' ){
+			$_ut = "strftime('%s','now')";
+		} elseif($CONFIG_DBTYPE == 'pgsql') {
+			$_ut = 'date_part(\'epoch\',now())::integer';
+		} else {
+			$_ut = "UNIX_TIMESTAMP()";
+		}
+		
+		//FIXME: Detect when user adds a known feed
+		//FIXME: specify folder where you want to add
+		$query = OCP\DB::prepare("
+			INSERT INTO *PREFIX*news_feeds
+			(url, title, added, lastmodified)
+			VALUES (?, ?, $_ut, $_ut)
+			");
+		
+		$title = $feed->getTitle();
+
+		if(empty($title)) {
+			$l = OC_L10N::get('news');
+			$title = $l->t('no title');
+		}
+
+		$params=array(
+		htmlspecialchars_decode($feed->getUrl()),
+		htmlspecialchars_decode($title)
+		
+		//FIXME: user_id is going to move to the folder properties
+		//OCP\USER::getUser()
+		);
+		$query->execute($params);
+		
+		$feed_id = OCP\DB::insertid('*PREFIX*news_feeds');
+		
+		return $feed_id;
+	}
+}
\ No newline at end of file
diff --git a/templates/main.php b/templates/main.php
index 771d83b3e..f6eabb799 100644
--- a/templates/main.php
+++ b/templates/main.php
@@ -1,10 +1,15 @@
 <?php 
 
 $feed = new OC_News_Feed( 'http://algorithmsforthekitchen.com/blog/?feed=rss2' );
-$feed->saveToDB();
+$mapper = new OC_News_FeedMapper();
+$feed_id = $mapper->insert($feed);
 
+echo "<br>" . $feed->getTitle() . "<br>";
+
+/*
 $item = $feed->get_item(1);
 
+
 if ($item->isRead()) {
 	echo $l->t('Read');
 }
@@ -24,3 +29,4 @@ if ($item->isRead()) {
 else {
 	echo $l->t('Unread');
 }
+*/
\ No newline at end of file
-- 
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