Java tutorial
/** * This file is part of Location Service :: Admin. Copyright (C) 2014 Petteri * Kivimki * * Location Service :: Admin 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. * * Location Service :: Admin 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 * Location Service :: Admin. If not, see <http://www.gnu.org/licenses/>. */ package com.pkrete.locationservice.admin.controller.mvc; import com.pkrete.locationservice.admin.model.language.Language; import com.pkrete.locationservice.admin.model.owner.Owner; import com.pkrete.locationservice.admin.io.CSSService; import com.pkrete.locationservice.admin.converter.ConverterService; import com.pkrete.locationservice.admin.io.JSService; import com.pkrete.locationservice.admin.service.LocationsService; import com.pkrete.locationservice.admin.io.TemplatesService; import com.pkrete.locationservice.admin.model.user.UserGroup; import com.pkrete.locationservice.admin.util.CSSUtil; import com.pkrete.locationservice.admin.util.JSUtil; import com.pkrete.locationservice.admin.util.TemplatesUtil; import com.pkrete.locationservice.admin.util.UsersUtil; import java.io.IOException; import java.net.URLEncoder; import java.util.HashMap; import java.util.List; import java.util.Map; import org.springframework.web.servlet.ModelAndView; import javax.servlet.ServletException; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.springframework.context.MessageSource; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Qualifier; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; /** * The { * * @TemplateController TemplateController} class returns the page that contains * the list of all the templates in the LocationService and offers the necessary * functionality for adding, modifying and deleting them. The function depends * on the request parameters. TemplateController returns a model that contains * all the objects that are needed in the page that is shown to the user. * * @author Petteri Kivimki */ @Controller @RequestMapping("/templates.htm") public class TemplateController extends BaseController { @Autowired @Qualifier("locationsService") private LocationsService locationsService; @Autowired @Qualifier("templatesService") private TemplatesService templatesService; @Autowired @Qualifier("cssService") private CSSService cssService; @Autowired @Qualifier("jsService") private JSService jsService; @Autowired @Qualifier("converterService") private ConverterService converterService; @Autowired @Qualifier("messageSource") private MessageSource messageSource; @RequestMapping(method = { RequestMethod.GET, RequestMethod.POST }) public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response) throws Exception, ServletException, IOException { /* Get the current user. */ Owner owner = UsersUtil.getUser(request, usersService).getOwner(); /* Model that is returned together with the view */ Map<String, Object> model = new HashMap<String, Object>(); // Currently selected language String lang = request.getParameter("select_lang"); // Currently selected template String template = request.getParameter("template"); // Id of the location that's used in template generation int locationId = this.converterService.strToInt(request.getParameter("location_id")); // Template name, if type is OTHER String otherName = request.getParameter("other_name"); // Include collection code to template's name if collection code exists String colCodeStr = request.getParameter("inc_col_code"); boolean incCollectionCode = (colCodeStr != null && colCodeStr.equalsIgnoreCase("true") ? true : false); // Current template name, used when renaming templates String templateOld = request.getParameter("template_old"); // Template type String templateType = request.getParameter("template_type"); // Currently selected stylesheet String stylesheet = request.getParameter("stylesheet"); // New stylesheet's name String stylesheetNew = request.getParameter("css_new"); // Currently selected JavaScript file String js = request.getParameter("js"); // New JavaScript file's name String jsNew = request.getParameter("js_new"); if (request.getParameter("btn_add_template") != null) { String templateNew = templatesService.buildTemplateName(locationId, otherName, incCollectionCode, TemplatesUtil.getTemplateType(templateType), owner); if (lang != null && !lang.isEmpty()) { if (TemplatesUtil.isTemplateNameValid(templateNew)) { if (!templatesService.exists(templateNew, lang, owner)) { if (templateOld.isEmpty()) { if (templatesService.create(templateNew, lang, owner)) { Object[] args = new Object[] { templateNew }; model.put("responseMsgTemplate", this.messageSource.getMessage("response.template.added", args, null)); } else { model.put("errorMsgTemplate", this.messageSource.getMessage("error.template.name.notvalid", null, null)); } } else { if (templatesService.rename(templateOld, templateNew, lang, owner)) { Object[] args = new Object[] { templateOld, templateNew }; model.put("responseMsgTemplate", this.messageSource.getMessage("response.template.renamed", args, null)); } else { Object[] args = new Object[] { templateOld }; model.put("errorMsgTemplate", this.messageSource.getMessage("error.template.rename", args, null)); } } } else { model.put("errorMsgTemplate", this.messageSource.getMessage("error.template.exist", null, null)); } } else { model.put("errorMsgTemplate", this.messageSource.getMessage("error.template.name.notvalid", null, null)); } } else { model.put("errorMsgTemplate", this.messageSource.getMessage("error.template.no.lang", null, null)); } } else if (request.getParameter("btn_edit_template") != null) { return new ModelAndView( "redirect:edittemplate.htm?template=" + URLEncoder.encode(template, "UTF-8") + "&lang=" + lang); } else if (request.getParameter("btn_delete_template") != null) { if (templatesService.delete(template, lang, owner)) { Object[] args = new Object[] { template }; model.put("responseMsgTemplate", this.messageSource.getMessage("response.template.deleted", args, null)); } else { Object[] args = new Object[] { template }; model.put("errorMsgTemplate", this.messageSource.getMessage("error.template.delete", args, null)); } } else if (request.getParameter("btn_add_css") != null) { stylesheetNew += ".css"; if (CSSUtil.isCssNameValid(stylesheetNew)) { if (!cssService.exists(stylesheetNew, owner)) { if (cssService.create(stylesheetNew, owner)) { Object[] args = new Object[] { stylesheetNew }; model.put("responseMsgCss", this.messageSource.getMessage("response.css.added", args, null)); } else { model.put("errorMsgCss", this.messageSource.getMessage("error.css.name.notvalid", null, null)); } } else { model.put("errorMsgCss", this.messageSource.getMessage("error.css.exist", null, null)); } } else { model.put("errorMsgCss", this.messageSource.getMessage("error.css.name.notvalid", null, null)); } } else if (request.getParameter("btn_edit_css") != null) { return new ModelAndView("redirect:editcss.htm?stylesheet=" + stylesheet + "&lang=" + lang); } else if (request.getParameter("btn_delete_css") != null) { if (cssService.delete(stylesheet, owner)) { Object[] args = new Object[] { stylesheet }; model.put("responseMsgCss", this.messageSource.getMessage("response.css.deleted", args, null)); } else { Object[] args = new Object[] { stylesheet }; model.put("errorMsgCss", this.messageSource.getMessage("error.css.delete", args, null)); } } else if (request.getParameter("btn_edit_sys_css") != null) { return new ModelAndView("redirect:editcss.htm?lang=" + lang + "&sys=true&stylesheet=style.css"); } else if (request.getParameter("btn_edit_sys_template") != null) { return new ModelAndView("redirect:edittemplate.htm?template=template.txt&sys=true&lang=" + lang); } else if (request.getParameter("btn_add_js") != null) { jsNew += ".js"; if (JSUtil.isJsNameValid(jsNew)) { if (!jsService.exists(jsNew, owner)) { if (jsService.create(jsNew, owner)) { Object[] args = new Object[] { jsNew }; model.put("responseMsgJs", this.messageSource.getMessage("response.js.added", args, null)); } else { model.put("errorMsgJs", this.messageSource.getMessage("error.js.name.notvalid", null, null)); } } else { model.put("errorMsgJs", this.messageSource.getMessage("error.js.exist", null, null)); } } else { model.put("errorMsgJs", this.messageSource.getMessage("error.js.name.notvalid", null, null)); } } else if (request.getParameter("btn_edit_js") != null) { return new ModelAndView("redirect:editjs.htm?js=" + js + "&lang=" + lang); } else if (request.getParameter("btn_delete_js") != null) { if (jsService.delete(js, owner)) { Object[] args = new Object[] { js }; model.put("responseMsgJs", this.messageSource.getMessage("response.js.deleted", args, null)); } else { Object[] args = new Object[] { js }; model.put("errorMsgJs", this.messageSource.getMessage("error.js.delete", args, null)); } } List<Language> languages = owner.getLanguages(); if (lang != null) { model.put("templates", templatesService.getMap(lang, owner)); for (Language temp : languages) { if (temp.getCode().equals(lang)) { model.put("language", temp); break; } } } else if (!languages.isEmpty()) { model.put("templates", templatesService.getMap(languages.get(0).getCode(), owner)); model.put("language", languages.get(0)); } if (request.isUserInRole(UserGroup.ADMIN.toString())) { model.put("isAdmin", ""); } model.put("owner", owner.getCode()); model.put("locations", locationsService.getlLibraries(owner)); model.put("scripts", jsService.getList(owner)); model.put("stylesheets", cssService.getList(owner)); model.put("languages", languages); return new ModelAndView("template", "model", model); } }