ShellRun


1   package org.jical;
2   import java.io.ByteArrayInputStream  ;
3   import java.io.File  ;
4   import java.io.FileInputStream  ;
5   import java.io.InputStream  ;
6   
7   import javax.xml.transform.Result  ;
8   import javax.xml.transform.Source  ;
9   import javax.xml.transform.Transformer  ;
10  import javax.xml.transform.TransformerFactory  ;
11  import javax.xml.transform.stream.StreamResult  ;
12  import javax.xml.transform.stream.StreamSource  ;
13  /*
14   *  Version 1.2
15   *  Provides extra XSLT capabilities.
16   *
17   */
18  public class ShellRun {
19      /** Version number. */
20      public static final String   VERSION = "1.4";
21      
22      public static void main(String   args[]) {
23          /*
24           *  The idea here is to provide user who are stuck on the command line and have no access to jboss with
25           *  a way to run the JiCal options from CRON. Not really adviseable as it will incur a penalty of starting
26           *  java each time but...
27           *
28           */
29          if (args.length == 0
30          || args[0].equalsIgnoreCase("-help")) {
31              System.out.println(
32              "================================================================================\n"+
33              "JICAL v"+VERSION+" SHELL INTERFACE. GDAY - GOOD START! YOU FOUND ME!\n"+
34              "\n"+
35              "Your Options:\n"+
36              " -ical2fburl           <calendarLocation> <fburl> <Organiser> <Email>                <DaysForward>\n"+
37              " -ical2jicalxml        <calendarLocation>         <Organiser> <Email>                <DaysForward>\n"+
38              " -ical2jicaldisplayxml <calendarLocation>         <Organiser> <Email>                <DaysForward> <timerange>\n"+
39              " -xslt                 <calendarLocation>         <Organiser> <Email> <xsl document> <DaysForward>\n"+
40              " -xsltonly                                                            <xsl document> <xml document>\n"+
41              "\n"+
42              "Parameters explained:\n"+
43              "<calendarLocation>  - your iCal location\n"+
44              "                      eg /home/sfg/evolution/local/Calendar/calendar.ics\n"+
45              "<fburl>             - the internet URL for this FBURL before the username.ifb file\n"+
46              "                      eg http://www.eurekait.com/\n"+
47              "<Organiser>         - this is used to name the free busy file. (sfg.ifb)\n"+
48              "                      eg sfg\n"+
49              "<Email>             - the organisers email address\n"+
50              "                      eg sfg@eurekait.com\n"+
51              "<DaysForwardOrDateRange> - how far into the future do we project repeat events\n"+
52              "                         eg1: 180\n"+
53              "                         eg2: 20021215153500-20021215164500 Date formats are reverse ccyyMMddHHMMss\n"+
54              "                              in the form fromdate-todate with the dash showing the start of the new date.\n"+
55              "<timerange>         - If required, will only show events that fall within the time range\n"+
56              "                         eg: 0730-1800 for 7:30am to 6:00pm \n"+
57              "<xsl document>      - The Stylesheet to translate the XML to something else\n"+
58              "                    eg HTML\n"+
59              "<xml document>      - The xml to translate with the Stylesheet.\n"+
60              "\n"+
61              "Learn by example:\n"+
62              "java -jar jical.jar -ical2fburl /home/sfg/evolution/local/Calendar/calendar.ics http://www.eurekait.com/ sfg sfg@eurekait.com 180 > /www/website.live/sfg.ifb\n"+
63              "java -jar jical.jar -ical2jicalxml /home/sfg/evolution/local/Calendar/calendar.ics sfg sfg@eurekait.com 180 > /www/website.live/sfg.xml\n"+
64              "java -jar jical.jar -xslt /home/sfg/evolution/local/Calendar/calendar.ics sfg sfg@eurekait.com xsl/htmllist.xsl 180 > /www/website.live/sfg-yag.html\n"+
65              "java -jar jical.jar -xsltonly fred.xsl jicaldisplayonyl.xml > /www/website.live/sfg.svg\n"+
66              "java -jar jical.jar -ical2jicaldisplayxml /home/sfg/evolution/local/Calendar/calendar.ics sfg sfg@eurekait.com 180 0630-2230 > /www/website.live/jicaldisplay.xml\n"+
67              "================================================================================");
68          }
69          else if (args[0].equalsIgnoreCase("-ical2fburl")) {
70              /* We will be processing as per jboss run but for a single entry. */
71              if (args.length != 6) {
72                  System.err.println(
73                  "Syntax is:  -ical2fburl <calendarLocation> <FBURL> <Organiser> <Email> <DaysForwardOrDateRange>\n"+
74                  "Example:\n"+
75                  "java -jar jical.jar -ical2FBURL /home/sfg/evolution/local/Calendar/calendar.ics http://www.eurekait.com/ sfg sfg@eurekait.com 180 > /www/website.live/sfg.ifb");
76                  return;
77              }
78              ICalendarParser icp = new ICalendarParser();
79              ICalendar ical = icp.parse(args[1]);
80              ical.setFBUrl(args[2]);
81              ical.setOrganizer(args[3]);
82              ical.setOrganizerEmail(args[4]);
83              //int DaysForwardOrDateRange = java.lang.Integer.parseInt(args[5]);
84              //System.out.println(ical.getFBString(DaysForwardOrDateRange));
85              try {
86                  System.out.println(ical.getFBString(args[5]));
87              }
88              catch (Exception   e) {
89                  System.err.println(e);
90                  e.printStackTrace();
91              }
92          }
93          else if (args[0].equalsIgnoreCase("-ical2jicalxml")) {
94              /* We will be processing as per jboss run but for a single entry. */
95              if (args.length < 5) {
96                  System.err.println(
97                  "Syntax is:  -ical2jicalxml <calendarLocation> <Organiser> <Email> <DaysForwardOrDateRange>\n"+
98                  "Example:\n"+
99                  "java -jar jical.jar -ical2jicalxml /home/sfg/evolution/local/Calendar/calendar.ics sfg sfg@eurekait.com 180 0630-2000 > /www/website.live/sfg.xml");
100                 return;
101             }
102             ICalendarParser icp = new ICalendarParser();
103             ICalendar ical = icp.parse(args[1]);
104             ical.setOrganizer(args[2]);
105             ical.setOrganizerEmail(args[3]);
106             //int DaysForwardOrDateRange = java.lang.Integer.parseInt(args[4]);
107             //System.out.println(ical.getJiCalXML(DaysForwardOrDateRange));
108             try {
109                 if (args.length == 5)
110                     System.out.println(ical.getJiCalXML(args[4], null ));
111                 else
112                     System.out.println(ical.getJiCalXML(args[4], args[5]));
113             }
114             catch (Exception   e) {
115                 System.err.println(e);
116                 e.printStackTrace();
117             }
118         }
119         else if (args[0].equalsIgnoreCase("-ical2jicaldisplayxml")) {
120             /* This option should make it easier to generate calendars of peoples dairies for two reasons..
121                Every day is included, so spacing empty days requires no programming in XSLT.
122                Ugly events that span days are shown as seperate events per day. ie 7 day event is 7 single daily events.
123                Repeat events are broken into their individual events. */
124             if (args.length < 5) {
125                 System.err.println(
126                 "Syntax is:  -ical2jicaldisplayxml <calendarLocation> <Organiser> <Email> <DaysForwardOrDateRange> <timerange>\n"+
127                 "Example:\n"+
128                 "java -jar jical.jar -ical2jicaldisplayxml /home/sfg/evolution/local/Calendar/calendar.ics sfg sfg@eurekait.com 180 0630-1800 > /www/website.live/sfg-jicaldisplay.xml\n"+
129                 "Note - timerange is optional.");
130                 return;
131             }
132 
133             ICalendarParser icp = new ICalendarParser();
134             ICalendar ical = icp.parse(args[1]);
135             ical.setOrganizer(args[2]);
136             ical.setOrganizerEmail(args[3]);
137             //int DaysForwardOrDateRange = java.lang.Integer.parseInt(args[4]);
138             
139             try {
140                 if (args.length == 5)
141                     System.out.println(ical.getJiCaldisplayXML(args[4], null ));
142                 else
143                     System.out.println(ical.getJiCaldisplayXML(args[4], args[5]));
144                 
145             }
146             catch (Exception   e) {
147                 System.err.println(e);
148                 e.printStackTrace();
149             }
150         }
151         else if (args[0].equalsIgnoreCase("-xslt")) {
152             /* Use XALAN to transform an iCal to XML then via a given Style sheet to a new format. */
153             if (args.length != 6) {
154                 System.err.println(
155                 "Syntax is:  -xslt <calendarLocation> <Organiser> <Email> <DaysForwardOrDateRange> <xsl document>\n"+
156                 "Example:\n"+
157                 "java -jar jical.jar -xslt /home/sfg/evolution/local/Calendar/calendar.ics sfg sfg@eurekait.com 180 xsl/yag.xsl > /www/website.live/sfg-yag.html");
158                 return;
159             }
160             ICalendarParser icp = new ICalendarParser();
161             ICalendar ical = icp.parse(args[1]);
162             ical.setOrganizer(args[2]);
163             ical.setOrganizerEmail(args[3]);
164             //int DaysForwardOrDateRange = java.lang.Integer.parseInt(args[5]);
165             //String xmlCalString = ical.getJiCalXML(DaysForwardOrDateRange);
166             String   xmlCalString = null;
167             try {
168                 xmlCalString = ical.getJiCalXML(args[5], null);
169             }
170             catch (Exception   e) {
171                 System.err.println(e);
172                 e.printStackTrace();
173             }
174             // Now translate..
175             try {
176                 
177                 // 1. Instantiate a TransformerFactory.
178                 javax.xml.transform.TransformerFactory   tFactory =
179                 javax.xml.transform.TransformerFactory.newInstance();
180                 
181                 // 2. Use the TransformerFactory to process the stylesheet Source and
182                 //    generate a Transformer.
183                 
184                 javax.xml.transform.Transformer   transformer = tFactory.newTransformer
185                 (new javax.xml.transform.stream.StreamSource  (args[4])); //XSL File Name
186                 
187                 // 3. Use the Transformer to transform an XML Source and send the
188                 //    output to a Result object.
189                 ByteArrayInputStream   bais = new ByteArrayInputStream  (xmlCalString.getBytes());
190                 transformer.transform
191                 (new javax.xml.transform.stream.StreamSource  (bais), // "foo.xml"
192                 //new javax.xml.transform.stream.StreamResult ( new java.io.FileOutputStream("foo.out"))
193                 new javax.xml.transform.stream.StreamResult  (System.out)
194                 );
195             }
196             catch (Exception   e) {
197                 System.err.println("JiCal -xsl error in translation: " + e);
198                 e.printStackTrace();
199             }
200         }
201         else if (args[0].equalsIgnoreCase("-xsltonly")) {
202             /* Use XALAN to do a XSLT.  This is just so its easy. */
203             if (args.length != 3) {
204                 System.err.println(
205                 "Syntax is:  -xsltonly <xsl document> <xml input document>\n"+
206                 "Example:\n"+
207                 "java -jar jical.jar -xslt /www/website.live/jicaldisplay.xml xsl/svg.xsl > /www/website.live/sfg-yag.svg");
208                 return;
209             }
210             File   styleFile = new File  (args[1]);  // stylesheet
211             File   dataFile  = new File  (args[2]);  // data
212             try {
213                 InputStream   dataStream = new FileInputStream  (dataFile);
214                 InputStream   styleStream = new FileInputStream  (styleFile);
215                 // create XSLT Source and Result objects
216                 Source   data = new StreamSource  (dataStream);
217                 Source   style = new StreamSource  (styleStream);
218                 Result   output = new StreamResult  (System.out);
219                 // create Transformer and perform the tranfomation
220                 Transformer   xslt =  TransformerFactory.newInstance().newTransformer(style);
221                 xslt.transform(data, output);
222             }
223             catch (Exception   e) {
224                 System.err.println("JiCal -xsltonly error in translation: " + e);
225                 e.printStackTrace();
226             }
227         }
228         else {
229             System.out.println(
230             "================================================================================\n"+
231             "JICAL v"+VERSION+" SHELL INTERFACE. GDAY - GOOD START! YOU FOUND ME!\n"+
232             "Unfortunately, you got the option wrong. try -help for a list\n"+
233             "================================================================================");
234         }
235     }
236 }
237 
238
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