1 files changed, 160 insertions, 0 deletions
diff --git a/org.eclipse.mylyn.reviews.VCalendar/src/org/eclipse/mylyn/reviews/vcalendar/core/VCalendar.java b/org.eclipse.mylyn.reviews.VCalendar/src/org/eclipse/mylyn/reviews/vcalendar/core/VCalendar.java
new file mode 100644
index 00000000..9f932109
--- /dev/null
+++ b/org.eclipse.mylyn.reviews.VCalendar/src/org/eclipse/mylyn/reviews/vcalendar/core/VCalendar.java
@@ -0,0 +1,160 @@
+/**
+ * Copyright (c) 2011 Ericsson and others.
+ * 
+ * All rights reserved. This program and the accompanying materials are
+ * made available under the terms of the Eclipse Public License v1.0 which
+ * accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ * 
+ * Contributors:
+ *    Ericsson Research Canada - Initial implementation
+ * 
+ */
+package org.eclipse.mylyn.reviews.vcalendar.core;
+
+import java.text.SimpleDateFormat;
+import java.util.Locale;
+import java.util.TimeZone;
+
+import org.eclipse.mylyn.reviews.notifications.core.IMeetingData;
+
+/**
+ * @author Jacques Bouthillier
+ *
+ * @version $Revision: 1.0 $
+ */
+public class VCalendar {
+
+	private long fTIME_ZONE_OFFSET = TimeZone.getDefault().getOffset(
+			System.currentTimeMillis());
+
+	private final String fNEW_LINE = "\n";
+
+	private final String fGMT_TIME = "Z";
+
+	private final SimpleDateFormat fDATE_FORMAT = new SimpleDateFormat(
+			"yyyyMMdd'T'HHmmss", new Locale("eng", "US"));
+
+	public VCalendar() {
+	}
+
+	/**
+	 * Build the VCalendar and return it as a String
+	 * 
+	 * @param aInfo
+	 *            Meeting data information
+	 * @param aMsgBody
+	 * @param aFrom
+	 *            Creator of the calendar
+	 * @param aEmails
+	 *            List of email's of the recipients
+	 * @return
+	 */
+	public String createVCalendar(IMeetingData aInfo, String aFrom,
+			String[] aEmails) {
+		StringBuffer sb = new StringBuffer();
+		sb.append("BEGIN:VCALENDAR");
+		sb.append(fNEW_LINE);
+		sb.append("PRODID:-//Microsoft Corporation//Outlook 11.0 MIMEDIR//EN");
+		sb.append(fNEW_LINE);
+		sb.append("VERSION:1.0");
+		sb.append(fNEW_LINE);
+		sb.append("BEGIN:VEVENT");
+		sb.append(fNEW_LINE);
+		sb.append("ATTENDEE:");
+		sb.append(getAttendee(aEmails));
+		sb.append(fNEW_LINE);
+		sb.append("DTSTART:");
+		sb.append(getStartDate(aInfo));
+		sb.append(fGMT_TIME);
+		sb.append(fNEW_LINE);
+		sb.append("DTEND:");
+		sb.append(getEndDate(aInfo));
+		sb.append(fGMT_TIME);
+		sb.append(fNEW_LINE);
+		sb.append("LOCATION:");
+		sb.append(aInfo.getLocation());
+		sb.append(fNEW_LINE);
+
+		sb.append("DESCRIPTION;ENCODING=QUOTED-PRINTABLE:");
+		sb.append(reformatMessageBody(aInfo.getBody()));
+		sb.append("=0D=0A");
+		sb.append(fNEW_LINE);
+		sb.append("SUMMARY;ENCODING=QUOTED-PRINTABLE:");
+		sb.append(aInfo.getSubject());
+		sb.append(fNEW_LINE);
+		sb.append("PRIORITY:3");
+		sb.append(fNEW_LINE);
+		sb.append("END:VEVENT");
+		sb.append(fNEW_LINE);
+		sb.append("END:VCALENDAR");
+
+		return sb.toString();
+
+	}
+
+	/**
+	 * Reformat the content of the message to replace "\n" char by the
+	 * appropriate value to be used in the vCalendar
+	 * 
+	 * @param aBody
+	 *            String
+	 * @return String
+	 */
+	private String reformatMessageBody(String aBody) {
+
+		String lineSeparator = System.getProperty("line.separator");
+
+		String str = aBody.trim().replaceAll(lineSeparator, "=0D=0A"); //line feed + carriage return 
+
+		str = str.replaceAll("\n", "=0D=0A"); //new line 
+
+		str = str.replaceAll("\r", "=0D=0A"); //CR
+
+		return str;
+
+
+	}
+
+	/**
+	 * Get the list of attendee email's to include in the Vcalendar
+	 * 
+	 * @return String
+	 */
+	private String getAttendee(String[] aEmails) {
+		StringBuffer sb = new StringBuffer();
+		int size = aEmails.length;
+
+		for (int i = 0; i < size; i++) {
+			sb.append("\"MAILTO:");
+			sb.append(aEmails[i]);
+			if (i < (size - 1)) {
+				sb.append("\","); // Separator between attendees
+			} else {
+				sb.append('"'); // End quotes only
+			}
+		}
+		return sb.toString();
+
+	}
+
+	/**
+	 * Compute a date the decision meeting should take place
+	 * 
+	 * @return String
+	 */
+	private String getStartDate(IMeetingData aInfo) {
+		return fDATE_FORMAT.format(aInfo.getStartTime() - fTIME_ZONE_OFFSET);
+	}
+
+	/**
+	 * Compute the end meeting date and time
+	 * 
+	 * @return String
+	 */
+	private String getEndDate(IMeetingData aInfo) {
+		Long timeDuration= (long) (aInfo.getDuration() * 60 * 1000); //convert minutes to millisec
+		return fDATE_FORMAT.format(aInfo.getStartTime() + timeDuration- fTIME_ZONE_OFFSET);
+	}
+
+}