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Java > Open Source Codes > org > jical > ICalUtil


1 /*
2  * Created on 29-Oct-2004
3  *
4  * TODO To change the template for this generated file go to
5  * Window - Preferences - Java - Code Style - Code Templates
6  */
7 package org.jical;
8
9 import java.util.Date JavaDoc;
10
11 /**
12  * @author sfg
13  *
14  * TODO To change the template for this generated type comment go to
15  * Window - Preferences - Java - Code Style - Code Templates
16  */
17 public class ICalUtil {
18     
19     public static String JavaDoc makeVEventLines(String JavaDoc type, String JavaDoc text)
20     {
21         if (text == null)
22             return "";
23         StringBuffer JavaDoc textLine = new StringBuffer JavaDoc();
24         textLine.append(type).append(text).append("\n");
25         
26         // Now check for the fold over effect.
27 //DESCRIPTION:This is a really big event line. I need to make this as I'm testing
28 // this stuff.
29
30         
31         if (textLine.length() <= 75)
32             return textLine.toString();
33         
34         StringBuffer JavaDoc newLines = new StringBuffer JavaDoc();
35         while (textLine.length() > 75)
36         {
37             newLines.append(textLine.substring(0,75)).append("\n");
38             // Make text line from 78th char on.
39 String JavaDoc newTextLine = " "+textLine.substring(75);
40             textLine = new StringBuffer JavaDoc().append(newTextLine);
41         }
42             
43         return newLines.toString()+textLine;
44     }
45
46     /*
47      * TODO, all these renderings should be here in a util class.
48      */
49     public String JavaDoc getJiCaldisplayXML(ICalendar icalendar, Date JavaDoc dateFrom, Date JavaDoc dateTo, String JavaDoc timeRange)
50     {
51 // if (icalendar.getOrganizerEmail() == null
52 // || icalendar.getOrganizer() == null) {
53 // //logger.severe("Cannot create XML unless OrganizerEmail are Organizer provided to ICalendar");
54 // return "";
55 // }
56 //
57 // /*
58 // * This is more useful for rendering as HTML or PDF an
59 // * Evolution Calendar.
60 // *
61 // */
62 //
63 // StringBuffer XMLString = new StringBuffer("<jicaldisplay>\n");
64 // XMLString.append("\t<organizer>").append( icalendar.getOrganizer()).append("</organizer>\n");
65 // XMLString.append("\t<organizeremail>").append(icalendar.getOrganizerEmail()).append("</organizeremail>\n");
66 // XMLString.append("\t<datestart>").append(dateFormatter.format(dateFrom)).append("</datestart>\n");
67 // XMLString.append("\t<dateend>").append(dateFormatter.format(dateTo)).append("</dateend>\n");
68 //
69 // // Hmmm... If we truely want to represent this date range, we must get all dates from .
70 // // to the To range. Reason being that some might start before this date and repeat in
71 // // this range....
72 //
73 // // Make starting date really old!!
74 //
75 // Date trueStartDate = new Date(0);
76 // getIcalExpandedEvents(trueStartDate, dateTo, timeRange);
77 //
78 // /*
79 // * This is the tricky bit, iterate from the datefrom date, through the
80 // * days to the dateto date. All days in between get some XML.
81 // */
82 //
83 // //int dateRepeatUnit = Calendar.HOUR_OF_DAY;
84 //
85 // Calendar repeatXMLDateStart = new GregorianCalendar();
86 // repeatXMLDateStart.setTime(dateFrom);
87 //
88 // XMLString.append("<days>\n");
89 //
90 // while (repeatXMLDateStart != null
91 // && ! repeatXMLDateStart.getTime().after(dateTo))
92 // {
93 // XMLString.append("\t\t<day>\n");
94 // XMLString.append("\t\t\t<dayofweek>").append(dayOfWeek.format(repeatXMLDateStart.getTime())).append("</dayofweek>\n");
95 // XMLString.append("\t\t\t<monthofyear>").append(monthOfYear.format(repeatXMLDateStart.getTime())).append("</monthofyear>\n");
96 // XMLString.append("\t\t\t<weeknumber>").append(weekNumber.format(repeatXMLDateStart.getTime())).append("</weeknumber>\n");
97 // XMLString.append("\t\t\t<date>").append(dateOnlyFormat.format(repeatXMLDateStart.getTime())).append("</date>\n");
98 // XMLString.append("\t\t\t<vevents>\n");
99 // // Now find all events that match this date.
100 // Calendar thisDateFrom = new GregorianCalendar();
101 // thisDateFrom.setTime(repeatXMLDateStart.getTime());
102 // thisDateFrom.set(Calendar.HOUR_OF_DAY, 0);
103 // thisDateFrom.set(Calendar.MINUTE, 0);
104 // thisDateFrom.set(Calendar.SECOND, 0);
105 //
106 // Date thisTimeFrom = thisDateFrom.getTime();
107 // // Altered as was excluding all day events which END at 00:00 on the next day..
108 // Calendar thisDateTo = new GregorianCalendar();
109 // thisDateTo.setTime(repeatXMLDateStart.getTime());
110 // thisDateTo.set(Calendar.HOUR_OF_DAY,24);
111 // thisDateTo.set(java.util.Calendar.MINUTE,0);
112 // thisDateTo.set(java.util.Calendar.SECOND,0);
113 // Date thisTimeTo = thisDateTo.getTime();
114 //
115 // Iterator eeIterator = sortedExpandedEvents.iterator();
116 // while (eeIterator.hasNext())
117 // {
118 // ICalendarVEvent icalEvent = (ICalendarVEvent) eeIterator.next();
119 // /* There are four conditions for inclusion of this event
120 // in this day.
121 // 1) Runs right across this date and others.
122 // * ie day 23/2/2004. Event goes 22/2/2004 to 25/2/2004
123 // 2) Falls within the day
124 // ** ie day 23/2/2004. Event goes 23/2/2004 to 23/2/2004
125 // 3) End period falls within the start day point or
126 // * ie day 23/2/2004. Event goes 22/2/2004 to 23/2/2004 5am
127 // 4) Start period falls within the end day point.
128 // * ie day 23/2/2004. Event goes 23/2/2004 12 noon to 25/2/2004
129 // */
130 // Date icalDateStart = icalEvent.getDateStart();
131 // Date icalDateEnd = icalEvent.getDateEnd();
132 //
133 // /*
134 // * Whole day events are not handled well with this method as they run
135 // * exactly on the 24hr time line. We need to recognise them and
136 // * for the purposes of testing conditions, reduce the seconds so
137 // * that they fit within a day.
138 // */
139 // thisDateFrom.setTime(icalDateStart);
140 // thisDateTo.setTime(icalDateEnd);
141 //
142 // // Condition 1.
143 // if ((thisTimeFrom.after(icalDateStart)
144 // || thisTimeFrom.equals(icalDateStart))
145 // && (thisTimeTo.before(icalDateEnd)
146 // || thisTimeTo.equals(icalDateEnd)))
147 // {
148 // // Create an all day event as this event wraps this day and others.
149 // icalEvent.setDateStart(thisTimeFrom);
150 // icalEvent.setDateEnd(thisTimeTo);
151 // XMLString.append("\t\t");
152 // XMLString.append(icalEvent.toXML());
153 // XMLString.append("\n");
154 // }
155 // // Condition 2.
156 // else if (thisTimeFrom.before(icalDateStart)
157 // && thisTimeTo.after(icalDateEnd))
158 // {
159 // // Create event as is.
160 //// XMLString.append("Cond2");
161 // XMLString.append("\t\t");
162 // XMLString.append(icalEvent.toXML());
163 // XMLString.append("\n");
164 // }
165 // // Condition 3.
166 // else if (thisTimeFrom.before(icalDateEnd)
167 // && thisTimeTo.after(icalDateEnd))
168 // {
169 // // Create event with end time as thisTimeTo, start time as speced.
170 //// XMLString.append("Cond3" + thisTimeFrom + thisTimeTo);
171 // icalEvent.setDateStart(thisTimeFrom);
172 // icalEvent.setDateEnd(icalDateEnd);
173 // XMLString.append("\t\t");
174 // XMLString.append(icalEvent.toXML());
175 // XMLString.append("\n");
176 // }
177 // // Condition 4.
178 // else if (thisTimeFrom.before(icalDateStart)
179 // && thisTimeTo.after(icalDateStart))
180 // {
181 // // Create event with starttime time as thisTimeFrom, end time as speced.
182 //// XMLString.append("Cond4");
183 // icalEvent.setDateStart(icalDateStart);
184 // icalEvent.setDateEnd(thisTimeTo);
185 // XMLString.append("\t\t");
186 // XMLString.append(icalEvent.toXML());
187 // XMLString.append("\n");
188 // }
189 // else {
190 // //Event rejected for this date
191 // }
192 // }
193 //
194 // XMLString.append("\t\t\t</vevents>");
195 // XMLString.append("\t\t</day>\n");
196 //
197 // // On to the next day..
198 // repeatXMLDateStart.add(Calendar.HOUR_OF_DAY, 24);
199 //
200 // }
201 //
202 // XMLString.append("\t</days>\n");
203 // XMLString.append("</jicaldisplay>\n");
204 // return XMLString.toString();
205 return "";
206     }
207 }
208
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