| /** |
| * Simple web server |
| * @author <a href="mailto:jeremy.rayner@gmail.com">Jeremy Rayner</a> |
| * |
| * invoke using |
| * groovy -l 80 SimpleWebServer.groovy |
| * |
| * (where 80 is the port to listen for requests upon) |
| */ |
| import java.io.File |
| |
| if (init) { |
| headers = [:] |
| binaryTypes = ["gif","jpg","png"] |
| mimeTypes = [ |
| "css" : "text/css", |
| "gif" : "image/gif", |
| "htm" : "text/html", |
| "html": "text/html", |
| "jpg" : "image/jpeg", |
| "png" : "image/png" |
| ] |
| } |
| |
| // parse the request |
| if (line.toLowerCase().startsWith("get")) { |
| content = line.tokenize()[1] |
| } else { |
| h = line.tokenize(":") |
| headers[h[0]] = h[1] |
| } |
| |
| // all done, now process request |
| if (line.size() == 0) { |
| processRequest() |
| return "success" |
| } |
| |
| // ------------------------ |
| |
| def processRequest() { |
| if (content.indexOf("..") < 0) { //simplistic security |
| // simple file browser rooted from current dir |
| f = new File("." + content) |
| if (f.isDirectory()) { |
| printDirectoryListing(f) |
| } else { |
| extension = content.substring(content.lastIndexOf(".") + 1) |
| printHeaders(mimeTypes.get(extension,"text/plain")) |
| |
| if (binaryTypes.contains(extension)) { |
| socket.outputStream.write(f.readBytes()) |
| } else { |
| println(f.text) |
| } |
| } |
| } |
| } |
| |
| def printDirectoryListing(f) { |
| printHeaders("text/html") |
| println "<html><head></head><body>" |
| for (i in f.list().toList().sort()) { |
| if ("/" == content) { content = "" } // special case for root document |
| println "<a href='${content}/${i}'>${i}</a><br>" |
| } |
| println "</body></html>" |
| } |
| |
| def printHeaders(mimeType) { |
| println "HTTP/1.0 200 OK" |
| println "Content-Type: ${mimeType}" |
| println "" |
| } |
