Updated to final KDE3 ktorrent release (2.2.6)

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/ktorrent@1077377 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 270 insertions, 0 deletions

diff --git a/plugins/rssfeed/rss/article.cpp b/plugins/rssfeed/rss/article.cpp
new file mode 100644
index 0000000..571490e
--- /dev/null
+++ b/plugins/rssfeed/rss/article.cpp
@@ -0,0 +1,270 @@
+/*
+ * article.cpp
+ *
+ * Copyright (c) 2001, 2002, 2003, 2004 Frerich Raabe <raabe@kde.org>
+ *
+ * This program 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. For licensing and distribution details, check the
+ * accompanying file 'COPYING'.
+ */
+#include "article.h"
+#include "tools_p.h"
+
+#include <kdebug.h>
+#include <krfcdate.h>
+#include <kurl.h>
+#include <kurllabel.h>
+#include <kmdcodec.h> 
+
+#include <qdatetime.h>
+#include <qdom.h>
+
+using namespace RSS;
+namespace RSS
+{
+    KMD5 md5Machine;
+}
+
+struct Article::Private : public Shared
+{
+	QString title;
+	KURL link;
+	QString description;
+	QDateTime pubDate;
+	QString guid;
+	bool guidIsPermaLink;
+    MetaInfoMap meta;
+	KURL commentsLink;
+	int numComments;
+};
+
+Article::Article() : d(new Private)
+{
+}
+
+Article::Article(const Article &other) : d(0)
+{
+	*this = other;
+}
+
+Article::Article(const QDomNode &node, Format format) : d(new Private)
+{
+	QString elemText;
+
+	d->numComments=0;
+
+	if (!(elemText = extractNode(node, QString::fromLatin1("title"))).isNull())
+		d->title = elemText;
+   
+
+	QDomNode n;
+	bool foundTorrentEnclosure = false;
+	for (n = node.firstChild(); !n.isNull(); n = n.nextSibling()) {
+		const QDomElement e = n.toElement();
+		if ( (e.tagName()==QString::fromLatin1("enclosure") ) )
+			{
+			QString enclosureAttr = e.attribute(QString::fromLatin1("type"));
+			if (!enclosureAttr.isNull() )
+				{
+				if (enclosureAttr == "application/x-bittorrent")
+					{
+					enclosureAttr = e.attribute(QString::fromLatin1("url"));
+					if (!enclosureAttr.isNull() )
+						{
+						d->link=enclosureAttr;
+						foundTorrentEnclosure = true;
+						break;
+						}
+					}
+				}
+			}
+		}
+
+	if (!foundTorrentEnclosure)
+		{
+		if (format==AtomFeed)
+		{
+			QDomNode n;
+			for (n = node.firstChild(); !n.isNull(); n = n.nextSibling()) {
+				const QDomElement e = n.toElement();
+				if ( (e.tagName()==QString::fromLatin1("link")) &&
+					(e.attribute(QString::fromLatin1("rel"))==QString::fromLatin1("alternate")))
+					{   
+						d->link=n.toElement().attribute(QString::fromLatin1("href"));
+						break;
+					}
+			}
+		}
+		else
+		{
+			if (!(elemText = extractNode(node, QString::fromLatin1("link"))).isNull())
+				d->link = elemText;
+		}
+	}
+
+
+    // prefer content/content:encoded over summary/description for feeds that provide it
+    QString tagName=(format==AtomFeed)? QString::fromLatin1("content"): QString::fromLatin1("content:encoded");
+    
+    if (!(elemText = extractNode(node, tagName, false)).isNull())
+        d->description = elemText;
+    
+    if (d->description.isEmpty())
+    {
+		if (!(elemText = extractNode(node, QString::fromLatin1("body"), false)).isNull())
+	    	d->description = elemText;
+    
+		if (d->description.isEmpty())  // 3rd try: see http://www.intertwingly.net/blog/1299.html
+		{
+			if (!(elemText = extractNode(node, QString::fromLatin1((format==AtomFeed)? "summary" : "description"), false)).isNull())
+				d->description = elemText;
+		}
+    }
+    
+	if (!(elemText = extractNode(node, QString::fromLatin1((format==AtomFeed)? "created": "pubDate"))).isNull())
+    {
+		time_t _time;
+		if (format==AtomFeed)
+		   _time = parseISO8601Date(elemText); 
+		else
+		   _time = KRFCDate::parseDate(elemText);
+
+        // 0 means invalid, not epoch (it returns epoch+1 when it parsed epoch, see the KRFCDate::parseDate() docs)
+        if (_time != 0)
+		  d->pubDate.setTime_t(_time);
+	}
+	if (!(elemText = extractNode(node, QString::fromLatin1("dc:date"))).isNull())
+    {
+		time_t _time = parseISO8601Date(elemText);
+
+        // 0 means invalid, not epoch (it returns epoch+1 when it parsed epoch, see the KRFCDate::parseDate() docs)
+        if (_time != 0)
+		  d->pubDate.setTime_t(_time);
+	}
+
+	//no luck so far - so let's set it to the current time
+	if (!d->pubDate.isValid())
+	{
+		d->pubDate = QDateTime::currentDateTime();
+	}
+	
+
+	if (!(elemText = extractNode(node, QString::fromLatin1("wfw:comment"))).isNull()) {
+		d->commentsLink = elemText;
+	}
+
+    if (!(elemText = extractNode(node, QString::fromLatin1("slash:comments"))).isNull()) {
+        d->numComments = elemText.toInt();
+    }
+
+    tagName=(format==AtomFeed)? QString::fromLatin1("id"): QString::fromLatin1("guid");
+    n = node.namedItem(tagName);
+	if (!n.isNull()) {
+		d->guidIsPermaLink = (format==AtomFeed)? false : true;
+		if (n.toElement().attribute(QString::fromLatin1("isPermaLink"), "true") == "false") d->guidIsPermaLink = false;
+
+		if (!(elemText = extractNode(node, tagName)).isNull())
+			d->guid = elemText;
+	}
+
+	if(d->guid.isEmpty()) {
+		d->guidIsPermaLink = false;
+        
+		md5Machine.reset();
+		QDomNode n(node);
+		md5Machine.update(d->title.utf8());
+		md5Machine.update(d->description.utf8());
+		d->guid = QString(md5Machine.hexDigest().data());
+        d->meta[QString::fromLatin1("guidIsHash")] = QString::fromLatin1("true");
+	}
+
+    for (QDomNode i = node.firstChild(); !i.isNull(); i = i.nextSibling())
+    {
+        if (i.isElement() && i.toElement().tagName() == QString::fromLatin1("metaInfo:meta"))
+        {
+            QString type = i.toElement().attribute(QString::fromLatin1("type"));
+            d->meta[type] = i.toElement().text();
+        }
+    }
+}
+
+Article::~Article()
+{
+	if (d->deref())
+		delete d;
+}
+
+QString Article::title() const
+{
+	return d->title;
+}
+
+const KURL &Article::link() const
+{
+	return d->link;
+}
+
+QString Article::description() const
+{
+	return d->description;
+}
+
+QString Article::guid() const
+{
+	return d->guid;
+}
+
+bool Article::guidIsPermaLink() const
+{
+	return d->guidIsPermaLink;
+}
+
+const QDateTime &Article::pubDate() const
+{
+	return d->pubDate;
+}
+
+const KURL &Article::commentsLink() const
+{
+	return d->commentsLink;
+}
+
+int Article::comments() const
+{
+	return d->numComments;
+}
+
+
+QString Article::meta(const QString &key) const
+{
+    return d->meta[key];
+}
+
+KURLLabel *Article::widget(QWidget *parent, const char *name) const
+{
+	KURLLabel *label = new KURLLabel(d->link.url(), d->title, parent, name);
+	label->setUseTips(true);
+	if (!d->description.isNull())
+		label->setTipText(d->description);
+	
+	return label;
+}
+
+Article &Article::operator=(const Article &other)
+{
+	if (this != &other) {
+		other.d->ref();
+		if (d && d->deref())
+			delete d;
+		d = other.d;
+	}
+	return *this;
+}
+
+bool Article::operator==(const Article &other) const
+{
+	return d->guid == other.guid();
+}
+
+// vim:noet:ts=4