binky.reportrunner.ui.actions.base.StandardRunnerAction.java Source code

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Here is the source code for binky.reportrunner.ui.actions.base.StandardRunnerAction.java

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/*******************************************************************************
 * Copyright (c) 2009 Daniel Grout.
 * 
 * GNU GENERAL PUBLIC LICENSE - Version 3
 * 
 * This file is part of Report Runner (http://code.google.com/p/reportrunner).
 * 
 * Report Runner is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * Report Runner is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with Report Runner. If not, see <http://www.gnu.org/licenses/>.
 * 
 * Module: StandardRunnerAction.java
 ******************************************************************************/
package binky.reportrunner.ui.actions.base;

import java.util.List;
import java.util.Locale;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;

import org.apache.struts2.interceptor.ServletRequestAware;
import org.apache.struts2.interceptor.SessionAware;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.context.SecurityContextHolder;

import binky.reportrunner.data.RunnerGroup;
import binky.reportrunner.data.RunnerUser;
import binky.reportrunner.ui.Statics;

import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;

public abstract class StandardRunnerAction extends ActionSupport implements ServletRequestAware, SessionAware {

    protected Map<String, Object> sessionData;
    protected String groupName;
    private String themeName;

    public void setSession(Map<String, Object> sessionData) {
        this.sessionData = sessionData;
    }

    private static final long serialVersionUID = -5701712982967708713L;

    public abstract String execute() throws Exception;

    private HttpServletRequest request;

    protected Locale getRequestLocale() {
        return request.getLocale();
    }

    public final RunnerUser getSessionUser() {
        // hack to deal with thread local issues
        RunnerUser user;
        if ((ActionContext.getContext() == null) || (ActionContext.getContext().getSession() == null)) {
            user = (RunnerUser) sessionData.get(Statics.USER_HANDLE);
        } else {
            user = (RunnerUser) ActionContext.getContext().getSession().get(Statics.USER_HANDLE);
            sessionData.put(Statics.USER_HANDLE, user);
        }
        return user;
    }

    public final List<RunnerGroup> getSessionGroups() {
        // hack to deal with thread local issues
        List<RunnerGroup> groups;
        if ((ActionContext.getContext() == null) || (ActionContext.getContext().getSession() == null)) {
            groups = (List<RunnerGroup>) sessionData.get(Statics.GROUPS_HANDLE);
        } else {
            groups = (List<RunnerGroup>) ActionContext.getContext().getSession().get(Statics.GROUPS_HANDLE);
            sessionData.put(Statics.GROUPS_HANDLE, groups);
        }
        return groups;
    }

    public final String getSessionUserName() {
        Authentication auth = SecurityContextHolder.getContext().getAuthentication();
        if (auth != null) {
            return auth.getName();
        } else {
            RunnerUser user = getSessionUser();
            if (user != null) {
                return user.getUsername();
            } else {
                return null;
            }
        }

    }

    public long getRandomNumber() {
        return Math.round(Math.random() * 100000000);
    }

    public final String getActionName() {
        return this.getClass().getName();
    }

    public final boolean doesUserHaveGroup(String groupName) {
        if (getSessionUser() == null)
            return false;

        if (getSessionUser().getIsAdmin()) {
            return true;
        } else {

            for (RunnerGroup g : getSessionGroups()) {
                if (g.getGroupName().equals(groupName))
                    return true;
            }

            return false;
        }
    }

    public final boolean isUserReadOnly() {
        if (getSessionUser().getIsAdmin()) {
            return false;
        } else {
            return getSessionUser().getIsReadOnly();
        }
    }

    public List<RunnerGroup> getGroups() {
        return this.getSessionGroups();
    }

    protected boolean isStringPopulated(String value) {
        if (value != null) {
            if (value.trim().isEmpty()) {
                return false;
            } else {
                return true;
            }
        } else {
            return false;
        }
    }

    public final String getCurrentGroupName() {
        return groupName;
    }

    public final String getGroupName() {
        return groupName;
    }

    public final void setGroupName(String groupName) {
        this.groupName = groupName;
    }

    public void setServletRequest(HttpServletRequest request) {
        this.request = request;
    }

    public HttpServletRequest getServletRequest() {
        return request;
    }

    public String getThemeName() {
        return themeName;
    }

    public void setThemeName(String themeName) {
        this.themeName = themeName;
    }

}