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1   /*
2    * Created on 28.07.2004
3    *
4    * © 2004 Stoffwechsel Development GbR
5    * 
6    * 
7    */
8   package net.stff.ical;
9   
10  import java.util.Calendar;
11  import java.util.ResourceBundle;
12  import java.util.Vector;
13  
14  import net.stff.ical.beans.CalendarData;
15  import net.stff.ical.beans.CalendarDay;
16  import net.stff.ical.beans.IEvent;
17  import net.stff.ical.persistance.ICalDAO;
18  
19  /***
20   * This class calculates all the data required by a given view
21   * 
22   * @author buntekuh
23   *
24   *
25   */
26  public class View{
27  	/***
28  	 * Calculates the data required by the month view
29  	 * 
30  	 * @param data collates all data currently known
31  	 * @param user The name of the user logged in
32  	 */
33  	public static void monthView(CalendarData data, String user){
34  
35  	    Calendar calendar = data.getCalendar();
36  
37  		//represents the date to be accosted for
38  		Calendar respectiveDay = Calendar.getInstance(data.getLocale());
39  		respectiveDay.set(Calendar.HOUR_OF_DAY, 0);
40  		respectiveDay.set(Calendar.MINUTE, 0);
41  		respectiveDay.set(Calendar.SECOND, 0);
42  
43  		//date to be calculated for each day in turn
44  		respectiveDay.setLenient(true);
45  
46  		// we'll want it to be as flexible as possible
47  		int firstBox;
48  
49  		//the first box on the calendar that is NOT the previous month but the
50  		// 1st
51  		int currYear;
52  		int currMonth;
53  		int countingDays = 0; //steadily increased to calculate respective day
54  
55  		currMonth = calendar.get(Calendar.MONTH);
56  		currYear = calendar.get(Calendar.YEAR);
57  
58  		respectiveDay.set(currYear, currMonth, 1);
59  		firstBox = respectiveDay.get(Calendar.DAY_OF_WEEK);
60  		countingDays = -data.getDayOffset(firstBox) + 1;
61  
62  		int currDay = -11;
63  		String tColor;
64  		Vector weeks = new Vector(6);
65  
66  		while (true){
67  			Vector days = new Vector(7);
68  
69  			for (int d = 0; d < 7; d++){
70  				CalendarDay day;
71  
72  				respectiveDay.set(currYear, currMonth, countingDays);
73  				currDay = respectiveDay.get(Calendar.DATE);
74  
75  				if (respectiveDay.get(Calendar.MONTH) == calendar.get(Calendar.MONTH)){
76  
77  					if ((respectiveDay.get(Calendar.DATE) == data.getToday().get(Calendar.DATE)) && (respectiveDay.get(Calendar.MONTH) == data.getToday().get(Calendar.MONTH))
78  						&& (respectiveDay.get(Calendar.YEAR) == data.getToday().get(Calendar.YEAR))){
79  						// Here we check to see if the current day is today
80  						tColor = CalendarDay.TODAY;
81  					}
82  					else{
83  						tColor = CalendarDay.THISMONTH;
84  					}
85  				}
86  				else{
87  					//end or beginning of last respective next month
88  					tColor = CalendarDay.ANOTHERMONTH;
89  				}
90  
91  				day = new CalendarDay(tColor, currDay, countingDays, respectiveDay);
92  				Calendar tomorrow= (Calendar)respectiveDay.clone();
93  				tomorrow.add(Calendar.DATE, 1);
94  				day.setEvents(data.getEventsForPeriod(respectiveDay.getTime(), tomorrow.getTime(), user, ICalDAO.ALLEVENTS));
95  				days.add(day);
96  				countingDays++;
97  			}
98  
99  			weeks.addElement(days);
100 
101 			if (countingDays > calendar.getActualMaximum(Calendar.DAY_OF_MONTH)){
102 				break;
103 			}
104 		}
105 
106 		data.setDays(weeks);
107 		data.setMode(CalendarData.MONTHMODE);
108 	}
109 
110 	/***
111 	 * Calculates the data required by the week view
112 	 * 
113 	 * @param data collates all data currently known
114 	 * @param user The name of the user logged in
115 	 */
116 	public static void weekView(CalendarData data, String user){
117 	    
118 	    ResourceBundle bundle= ResourceBundle.getBundle("resources.application");
119 	    int starthour= Integer.parseInt(bundle.getString("ical.view.week.starthour"));
120 	    int startminute= Integer.parseInt(bundle.getString("ical.view.week.startminute"));
121 	    int resolution= Integer.parseInt(bundle.getString("ical.view.week.resolution"));
122 	    int iterations= Integer.parseInt(bundle.getString("ical.view.week.iterations"));
123 		Calendar calendar = data.getCalendar(); //represents the date to be accosted for
124 		Calendar respectiveDay = Calendar.getInstance(data.getLocale()); //date to be calculated for each day in turn
125 		respectiveDay.setTime(IEvent.getStartOfDay(respectiveDay.getTime()).getTime());
126 
127 		respectiveDay.setLenient(true); // we'll want it to be as flexible as possible
128 
129 		int firstBox; //the first box on the calendar that is NOT the previous month but the 1st
130 		int currYear;
131 		int currMonth;
132 		int countingDays = 0; //steadily increased to calculate respective day
133 
134 		currMonth = calendar.get(Calendar.MONTH);
135 		currYear = calendar.get(Calendar.YEAR);
136 		respectiveDay.set(currYear, currMonth, 1);
137 
138 		firstBox = calendar.get(Calendar.DAY_OF_WEEK);
139 		countingDays = -data.getDayOffset(firstBox) + calendar.get(Calendar.DATE);
140 
141 		int currDay = -11;
142 		String tType;
143 
144 		Vector days = new Vector(7);
145 
146 		for (int d = 0; d < 7; d++){
147 			CalendarDay day;
148 
149 			respectiveDay.set(currYear, currMonth, countingDays);
150 			currDay = respectiveDay.get(Calendar.DATE);
151 
152 			if (respectiveDay.get(Calendar.MONTH) == data.getToday().get(Calendar.MONTH)){
153 				if ((respectiveDay.get(Calendar.DATE) == data.getToday().get(Calendar.DATE)) && (respectiveDay.get(Calendar.MONTH) == data.getToday().get(Calendar.MONTH))
154 					&& (respectiveDay.get(Calendar.YEAR) == data.getToday().get(Calendar.YEAR))){
155 					// Here we check to see if the current day is today
156 					tType = CalendarDay.TODAY;
157 				}
158 				else{
159 					tType = CalendarDay.THISMONTH;
160 				}
161 			}
162 			else{
163 				//end or beginning of last respective next month
164 				tType = CalendarDay.ANOTHERMONTH;
165 			}
166 
167 			day = new CalendarDay(tType, currDay, countingDays, respectiveDay);
168 			Calendar tomorrow= (Calendar)respectiveDay.clone();
169 			tomorrow.add(Calendar.DATE, 1);
170 			Calendar startCal= (Calendar)respectiveDay.clone();
171 			startCal.set(Calendar.HOUR, starthour);
172 			startCal.set(Calendar.MINUTE, startminute);
173 			day.setAlldayEvents(data.getEventsForPeriod(respectiveDay.getTime(), tomorrow.getTime(), user, ICalDAO.ALLDAYEVENTS));
174 			day.schedule(data.getEventsForPeriod(respectiveDay.getTime(), tomorrow.getTime(), user, ICalDAO.TIMEDEVENTS), startCal, iterations, resolution);
175 
176 			days.add(day);
177 			countingDays++;
178 		}
179 
180 		data.setDays(days);
181 		data.setMode(CalendarData.WEEKMODE);
182 
183 	}
184 
185 	/***
186 	 * Calculates the data required by the day view
187 	 * 
188 	 * @param data collates all data currently known
189 	 * @param user The name of the user logged in
190 	 */
191 	public static void dayView(CalendarData data, String user){
192 		CalendarDay day;
193 		Calendar calendar = data.getCalendar(); //represents the date to be accosted for
194 		calendar= IEvent.getStartOfDay(calendar.getTime());
195 	    
196 		ResourceBundle bundle= ResourceBundle.getBundle("resources.application");
197 	    int starthour= Integer.parseInt(bundle.getString("ical.view.day.starthour"));
198 	    int startminute= Integer.parseInt(bundle.getString("ical.view.day.startminute"));
199 	    int resolution= Integer.parseInt(bundle.getString("ical.view.day.resolution"));
200 	    int iterations= Integer.parseInt(bundle.getString("ical.view.day.iterations"));
201 
202 		day = new CalendarDay(CalendarDay.THISMONTH, calendar.get(Calendar.DATE), calendar.get(Calendar.DATE), calendar);
203 		Calendar tomorrow= (Calendar)calendar.clone();
204 		tomorrow.add(Calendar.DATE, 1);
205 		Calendar startCal= (Calendar)calendar.clone();
206 		startCal.set(Calendar.HOUR, starthour);
207 		startCal.set(Calendar.MINUTE, startminute);
208 		day.setAlldayEvents(data.getEventsForPeriod(calendar.getTime(), tomorrow.getTime(), user, ICalDAO.ALLDAYEVENTS));
209 		day.schedule(data.getEventsForPeriod(calendar.getTime(), tomorrow.getTime(), user, ICalDAO.TIMEDEVENTS), startCal, iterations, resolution);
210 
211 		data.setDays(day);
212 		data.setMode(CalendarData.DAYMODE);
213 	}
214 }