Add option to open help as a web page

Author: jericks

src/main/java/org/geometrycommands/App.java

@@ -2,10 +2,13 @@
 
 import org.kohsuke.args4j.CmdLineParser;
 
+import java.awt.*;
 import java.io.InputStreamReader;
 import java.io.Reader;
 import java.io.StringWriter;
 import java.io.Writer;
+import java.net.URI;
+import java.net.URISyntaxException;
 import java.util.ServiceLoader;
 
 /**
@@ -64,6 +67,10 @@ public static void main(String[] args) {
                 System.out.println("geom " + command.getName() + ": " + command.getDescription());
                 cmdLineParser.printUsage(System.out);
             }
+            else if (options.isWebHelp()) {
+                URI uri = new URI("http://jericks.github.io/geometrycommands/commands/" + name + ".html");
+                Desktop.getDesktop().browse(uri);
+            }
             else {
                 // If there are no errors, execute the command
                 Reader reader = new InputStreamReader(System.in);
@@ -81,6 +88,15 @@ public static void main(String[] args) {
                 System.out.println("geom " + command.getName() + ": " + command.getDescription());
                 cmdLineParser.printUsage(System.out);
             }
+            // Open help in a browser
+            else if (options.isWebHelp()) {
+                try {
+                    URI uri = new URI("http://jericks.github.io/geometrycommands/commands/" + name + ".html");
+                    Desktop.getDesktop().browse(uri);
+                } catch(Exception ex) {
+                    System.err.println("Unable to open help in web browser!");
+                }
+            }
             else {
                 // Oops, display the error messages to the user
                 System.err.println(e.getMessage());

src/main/java/org/geometrycommands/Options.java

@@ -21,6 +21,12 @@ public class Options {
     @Option(name = "--help", usage = "Print help message", required = false)
     private boolean help;
 
+    /**
+     * The flag to print the help message
+     */
+    @Option(name = "--web-help", usage = "Open help in a web browser", required = false)
+    private boolean webHelp;
+
     /**
      * Get the Command name
      * @return The Command name
@@ -52,4 +58,21 @@ public boolean isHelp() {
     public void setHelp(boolean help) {
         this.help = help;
     }
+
+    /**
+     * Get the flag to open help in a web browser
+     * @return The flag to open help in a web browser
+     */
+    public boolean isWebHelp() {
+        return webHelp;
+    }
+
+    /**
+     * Set the flag to open help in a web browser
+     * @param webHelp The flag to open help in a web browser
+     */
+    public void setWebHelp(boolean webHelp) {
+        this.webHelp = webHelp;
+    }
+
 }

src/man/geom-angle.1

@@ -14,3 +14,5 @@ geom angle -g "POINT (1 1)" -o "POINT (10 10)"
 .PP
 --help : Print help message
 .PP
+--web-help : Open help in a web browser
+.PP

src/man/geom-arc.1

@@ -26,3 +26,5 @@ geom arc -g "POINT (100 100)" -d -a 45 -e 90 -w 50 -h 50 -p 10
 .PP
 --help : Print help message
 .PP
+--web-help : Open help in a web browser
+.PP

src/man/geom-arcpoly.1

@@ -26,3 +26,5 @@ geom arcpoly -g "POINT (100 100)" -a 45 -e 90 -d -p 20 -w 500 -h 500
 .PP
 --help : Print help message
 .PP
+--web-help : Open help in a web browser
+.PP

src/man/geom-area.1

@@ -10,3 +10,5 @@ geom area -g "POLYGON ((1 1, 1 10, 10 10, 10 1, 1 1))"
 .PP
 --help : Print help message
 .PP
+--web-help : Open help in a web browser
+.PP

src/man/geom-asciiart.1

@@ -10,3 +10,5 @@ geom asciiart -g "POINT (10 10)"
 .PP
 --help : Print help message
 .PP
+--web-help : Open help in a web browser
+.PP

src/man/geom-boundary.1

@@ -10,3 +10,5 @@ geom boundary -g "POLYGON ((1 1, 1 10, 10 10, 10 1, 1 1))"
 .PP
 --help : Print help message
 .PP
+--web-help : Open help in a web browser
+.PP

src/man/geom-buffer.1

@@ -24,3 +24,5 @@ geom buffer -g "POINT (1 1)" -d 10
 .PP
 --help : Print help message
 .PP
+--web-help : Open help in a web browser
+.PP

src/man/geom-centroid.1

@@ -10,3 +10,5 @@ geom centroid -g "POLYGON ((1 1, 1 10, 10 10, 10 1, 1 1))"
 .PP
 --help : Print help message
 .PP
+--web-help : Open help in a web browser
+.PP