ReadMailAction.java :  » Chat » claros-chat-1.0 » org » claros » mini » actions » Java Open Source

package org.claros.mini.actions;

import java.util.ArrayList;
import java.util.Locale;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import org.claros.commons.mail.models.ConnectionMetaHandler;
import org.claros.commons.mail.models.ConnectionProfile;
import org.claros.commons.mail.models.Email;
import org.claros.commons.mail.models.EmailPart;
import org.claros.commons.mail.parser.HTMLMessageParser;
import org.claros.commons.mail.utility.Constants;
import org.claros.commons.models.AuthProfile;
import org.claros.commons.utility.Utility;
import org.claros.mini.common.BaseLoggedAction;
import org.claros.mini.controllers.FolderController;
import org.claros.mini.controllers.MailController;
import org.claros.mini.factory.FolderControllerFactory;
import org.claros.mini.factory.MailControllerFactory;
import org.claros.mini.models.FolderDbItem;

/**
 * @version   1.0
 * @author    Umut Gkbayrak
 */
public class ReadMailAction extends BaseLoggedAction {

  public ActionForward myExecute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
    String sMsg = (String)getVariable(request, "msg");
    String folder = (String)getVariable(request, "fid");
    Long iMsg = null;
    try {
      iMsg = new Long(sMsg);
    } catch (NumberFormatException ne) {
      // do nothing sier
    }
    
    
    if (iMsg != null) {
      request.setAttribute("msg", sMsg);
      
      AuthProfile auth = getAuthProfile(request);
      ConnectionMetaHandler handler = getConnectionHandler(request);
      ConnectionProfile profile = getConnectionProfile(request);

      MailControllerFactory factory = new MailControllerFactory(auth, profile, handler, folder);
      MailController mailCont = factory.getMailController();
      
      Email email = mailCont.getEmailById(iMsg);
      
      // this is mini claros. text part is preferred
      
      String part = (String)getVariable(request, "part");
      int i = -1;
      if (part != null) {
        try {
          i = Integer.parseInt(part);
        } catch (NumberFormatException e) {}
      }
      if (i == -1) {
        i = findTextBody(email.getParts());
        if (i == -1) {
          i = findHtmlBody(email.getParts());
        }
      }

      String bodyText = new String();
      if (i != -1) {
        EmailPart body = (EmailPart)email.getParts().get(i);

        if (body.getContent() == null || ((String)body.getContent()).trim().length() == 0) {
          int j = findHtmlBody(email.getParts());
          if (j != -1) {
            body = (EmailPart)email.getParts().get(j);
          }
        }

        
        String cType = body.getContentType();
        if (cType.toLowerCase().startsWith("text/html")) {
          String bodyContent = (String)body.getContent();
          if (bodyContent.indexOf("") >= 0) {
            bodyContent = bodyContent.substring(0, bodyContent.indexOf(""));
          }

          String tmp = HTMLMessageParser.prepareInlineHTMLContent(email, bodyContent);
          bodyText += tmp;
        } else if (cType.toLowerCase().startsWith("text/plain")) {
          request.getSession().setAttribute("showDefaultCss", new Boolean(true));

          String bodyContent = "No body content to display.";
          if (body.getContent() instanceof String) {
            bodyContent = (String)body.getContent();
            if (bodyContent.indexOf("") >= 0) {
              bodyContent = bodyContent.substring(0, bodyContent.indexOf(""));
            }
          }
          String tmp = Utility.replaceAllOccurances(bodyContent, "\n", "<br>");
          bodyText += tmp;
        } else {
          bodyText = "Only plain text and HTML parts are supported.";
        }
      } else {
        bodyText += "No body content to display";
      }

      if (bodyText.length() > 0) {
        email.setBodyText(bodyText);
      }
      if (profile.getProtocol().equals(Constants.POP3)) {
        mailCont.markAsRead(iMsg);
      }
      request.getSession().setAttribute("email", email);

      String showAll = (String)getVariable(request, "show");
      if (showAll != null && showAll.equals("true")) {
        request.setAttribute("showAll", new Boolean(true));
      }

      String fid = (String)getVariable(request, "fid");

      FolderControllerFactory foldFact = new FolderControllerFactory(auth, profile, handler);
      FolderController folderCont = foldFact.getFolderController();
      FolderDbItem fItem = folderCont.getFolder(fid);
      request.setAttribute("folderName", fItem.getFolderName().toUpperCase(new Locale("en", "US")));
    }

    return mapping.findForward("success");
  }


  /**
   * @param list
   * @return
   */
  private int findHtmlBody(ArrayList parts) {
    for (int i=0;i<parts.size();i++) {
      EmailPart body = (EmailPart)parts.get(i);
      String cType = body.getContentType();
      if (cType.toLowerCase().startsWith("text/html")) {
        return i;
      }
    }
    return -1;
  }

  private int findTextBody(ArrayList parts) {
    for (int i=0;i<parts.size();i++) {
      EmailPart body = (EmailPart)parts.get(i);
      String cType = body.getContentType();
      if (cType.toLowerCase().startsWith("text/plain")) {
        return i;
      }
    }
    return -1;
  }
}