Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdelibs@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 100 insertions, 0 deletions

diff --git a/kdecore/krfcdate.h b/kdecore/krfcdate.h
new file mode 100644
index 000000000..b8884eb0f
--- /dev/null
+++ b/kdecore/krfcdate.h
@@ -0,0 +1,100 @@
+/*
+   This file is part of the KDE libraries
+   Copyright (c) 2000 Waldo Bastian <bastian@kde.org>
+   
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License version 2 as published by the Free Software Foundation.
+
+   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
+   Library General Public License for more details.
+   
+   You should have received a copy of the GNU Library General Public License
+   along with this library; see the file COPYING.LIB.  If not, write to
+   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.
+*/
+
+#ifndef _KRFCDATE_H_
+#define _KRFCDATE_H_
+
+#include <qstring.h>
+#include <time.h>
+#include "kdelibs_export.h"
+
+/**
+ * The KRFCDate class contains functions related to the parsing of dates.
+ *
+ * @author Waldo Bastian <bastian@kde.org>
+ */
+class KDECORE_EXPORT KRFCDate
+{
+public:
+   /**
+    * This function tries to parse a string containing a date/time in any
+    * of the formats specified by RFC822, RFC850, RFC1036, RFC1123 and RFC2822.
+    *
+    * If the date/time could not be parsed, 0 is returned.  If the
+    * parsed date is epoch, then epoch+1 is returned so that a valid
+    * date will not be confused with an improper date string.
+    *
+    * The date/time returned is converted to UTC.
+    * @param date the date to parse
+    * @return the date, or 0 if not possible
+    */
+   static time_t parseDate(const QString &date);
+
+   /**
+    * This function tries to parse a string containing a date/time in 
+    * any of the formats specified by http://www.w3.org/TR/NOTE-datetime
+    *
+    * This is a subset of the formats specified in ISO8601.
+    *
+    * If the date/time could not be parsed, 0 is returned.  If the
+    * parsed date is epoch, then epoch+1 is returned so that a valid
+    * date will not be confused with an improper date string.
+    *
+    * The date/time returned is converted to UTC.
+    *
+    * @param date the date to parse
+    * @return the date, or 0 if not possible
+    */
+   static time_t parseDateISO8601(const QString &date);
+
+  /**
+   * Returns the local timezone offset to UTC in minutes
+   * @return the local timezone offset in minutes
+   */
+   static int localUTCOffset();
+
+
+  /**
+   * Returns a string representation of the given date and time formated
+   * in conformance to RFC2822.
+   *
+   * @param utcTime    a date and time in UTC
+   * @param utcOffset  the offset to UTC in minutes
+   * @return the string representation of the date
+   */
+
+   static QCString rfc2822DateString(time_t utcTime, int utcOffset);
+
+
+  /**
+   * Returns a string representation of the given date and time formated
+   * in conformance to RFC2822.
+   *
+   * Provided for convenience, the function is equivalent to
+   * rfc2822DateString(t, localUTCOffset()).
+   *
+   * @param utcTime    a date and time in UTC
+   * @return the string representation of the date
+   */
+
+   static QCString rfc2822DateString(time_t utcTime);
+
+};
+
+#endif