Open Source Projects Europe

import java.util.Enumeration;

import net.htmlparser.jericho.FormFields;

import net.htmlparser.jericho.OutputDocument;

import net.htmlparser.jericho.Source;

import utils.Settings;

    // where we will store and retrieve the settings for this page

    private final String settingsFileName = "settings.xml";

    private File settingsFile;

    protected Settings settings; 

     public Plugin(){

          settingsFile = new File(thisFolder, settingsFileName);

          settings = new Settings(settingsFile, "Settings for this folder");

     }

     /**

      * Loads a given template file from the local folder. This template file

      * will automatically inherit the saved values from the local settings

      * file.

      * @param templateFile An HTML template that we want to use

      * @param request The web request with the necessary information

      */

     protected void templateLoad(String templateFile, WebRequest request){

      //TODO what happens if settings file doesn't exist?

     // get our template page

       File templatePage = new File(thisFolder, templateFile);

       // place its contents inside a string

       String webText = utils.files.readAsString(templatePage);

        // instantiate our HTML manipulating class

        Source source = new net.htmlparser.jericho.Source(webText);

        // get all the data available right now on the form

        FormFields formFields = source.getFormFields();

        // go throught all the saved values and place them on the web page

        Enumeration e = settings.getAllKeys();

        // iterate throught all saved settings

        while (e.hasMoreElements()) {

            // current key

            String key = (String) e.nextElement();

            if (key.equals("")==false) {

                String value = settings.read(key);

                formFields.setValue(key, value);

            }

        }

        // save the output

        OutputDocument outputDocument = new OutputDocument(source);

        // adds all segments necessary to effect changes

        outputDocument.replace(formFields);

        String result = outputDocument.toString();

        File tempFile = new File(thisFolder, "temp.html");

        utils.files.SaveStringToFile(tempFile, result);

        request.setPage(tempFile);

     }

     /**

    * Save the settings to disk

    * @param request 

    */

    public void templateSave(WebRequest request){

        // get all parameters from our request, save them to disk

        for(String[] parameter : request.parameters){

            settings.write(parameter[0], parameter[1]);

        }

    }