WebSVN - Kawai Wiki - Blame - Rev 77 - /trunk/src/main/java/org/kawai/action/PageAction.java

Rev	Author	Line No.	Line
11	soliveira	1	package org.kawai.action;
		2
49	soliveira	3	import java.util.List;
		4
11	soliveira	5	import org.kawai.dao.PageDAO;
22	soliveira	6	import org.kawai.dao.UserDAO;
77	soliveira	7	import org.kawai.model.Group;
24	soliveira	8	import org.kawai.model.Language;
22	soliveira	9	import org.kawai.model.Page;
63	soliveira	10	import org.kawai.model.Preview;
11	soliveira	11	import org.mentawai.filter.AuthenticationFree;
39	soliveira	12	import org.mentawai.rule.MethodRule;
68	soliveira	13	import org.mentawai.rule.RegexRule;
39	soliveira	14	import org.mentawai.validation.Validatable;
48	soliveira	15	import org.mentawai.validation.ValidationInterceptor;
39	soliveira	16	import org.mentawai.validation.Validator;
11	soliveira	17
48	soliveira	18	public class PageAction extends AbstractAction implements AuthenticationFree, Validatable, ValidationInterceptor {
11	soliveira	19
22	soliveira	20	private static final String LEFT_COLUMN_KEY = "leftColumn";
24	soliveira	21	private static final String BODY_COLUMN_KEY = "bodyColumn";
31	soliveira	22	private static final String CSS_KEY = "css";
75	soliveira	23	private static final String LOGO_KEY = "logo";
11	soliveira	24
22	soliveira	25	public PageAction(UserDAO userDAO, PageDAO pageDAO) {
		26	super(userDAO, pageDAO);
11	soliveira	27	}
		28
		29	@Override
		30	public boolean bypassAuthentication(String method) {
		31
		32	return true;
		33	}
		34
39	soliveira	35	@Override
		36	public void prepareValidator(Validator val, String method) {
		37
		38	if (method != null && method.equals("add") && isPost()) {
		39
		40	val.requiredFields("Required field!", "newPage.name", "newPage.title", "newPage.body", "newPage.languageId");
		41
		42	val.requiredLists("Required field!", "newPage.languageId");
		43
68	soliveira	44	val.add("newPage.name", RegexRule.getInstance("[A-Za-z0-9_\\-]+"), "Invalid name for page!");
		45
39	soliveira	46	val.add("newPage.name", MethodRule.getInstance(this, "checkPageDoesNotExist"), "This page already exists!");
		47
		48	val.add("newPage.name", MethodRule.getInstance(this, "checkNotSystemPage"), "Cannot create a system page!");
		49	}
		50	}
		51
48	soliveira	52	@Override
		53	public boolean beforeValidation(String method) {
		54	return true; // go ahead with validation...
		55	}
		56
		57	@Override
		58	public void afterValidation(String method, boolean wasOk) {
39	soliveira	59	if (method == null) return;
		60
		61	if (method.equals("add") && !wasOk) {
		62	output.setValue("showForm", method);
		63	}
		64	}
		65
47	soliveira	66	public boolean checkPageDoesNotExist() {
39	soliveira	67	Page p = input.getObject(Page.class, "newPage");
		68	if (p.getName() == null \|\| p.getLanguage() == null) {
		69	return true;
		70	}
		71	return !pageDAO.exists(p.getName(), p.getLanguage());
		72	}
		73
47	soliveira	74	public boolean checkNotSystemPage() {
39	soliveira	75	Page p = input.getObject(Page.class, "newPage");
		76	if (p.getName() == null) {
		77	return true;
		78	}
		79	return !pageDAO.isSystemPage(p.getName());
		80	}
		81
41	soliveira	82	private Page loadLeftColumn(Language lang) {
73	soliveira	83	if (sessionUser != null) {
		84	return pageDAO.loadByNameWithPreview(sessionUser.getId(), Page.LEFT_COLUMN, lang);
		85	} else {
		86	return pageDAO.loadByName(Page.LEFT_COLUMN, lang);
		87	}
22	soliveira	88	}
		89
75	soliveira	90	private Page loadLogo(Language lang) {
		91	if (sessionUser != null) {
		92	return pageDAO.loadByNameWithPreview(sessionUser.getId(), Page.LOGO, lang);
		93	} else {
		94	return pageDAO.loadByName(Page.LOGO, lang);
		95	}
		96	}
		97
		98	private void setLogo(Language lang) {
		99	Page logo = loadLogo(lang);
		100	output.setValue(LOGO_KEY, logo);
		101	}
		102
41	soliveira	103	private void setLeftColumn(Language lang) {
		104	Page lc = loadLeftColumn(lang);
22	soliveira	105	output.setValue(LEFT_COLUMN_KEY, lc);
		106	}
		107
31	soliveira	108	private Page loadCSS() {
74	soliveira	109	if (sessionUser != null) {
		110	return pageDAO.loadByNameWithPreview(sessionUser.getId(), Page.CSS, Language.ENGLISH);
		111	} else {
		112	return pageDAO.loadByName(Page.CSS, Language.ENGLISH); // we only have one CSS (in English)...
		113	}
31	soliveira	114	}
		115
		116	private void setCSS() {
		117	Page css = loadCSS();
		118	output.setValue(CSS_KEY, css);
		119	}
		120
12	soliveira	121	// for ajax
41	soliveira	122	public String get() {
28	soliveira	123	String name = input.getString("name");
41	soliveira	124	String lang = input.getString("lang");
63	soliveira	125	Language language = Language.fromString(lang);
		126	if (name != null && language != null) {
		127	Page page = pageDAO.loadByName(name, language);
28	soliveira	128	if (page != null) {
		129	output.setValue("page", page);
		130	}
		131	}
22	soliveira	132	return AJAX;
11	soliveira	133	}
		134
63	soliveira	135	public String getPreview() {
		136	String name = input.getString("name");
		137	String lang = input.getString("lang");
		138	Language language = Language.fromString(lang);
		139	Page page = null;
		140	if (name != null && language != null) {
		141	if (sessionUser != null) {
		142	Preview preview = pageDAO.loadPreview(sessionUser.getId(), name, language);
		143	if (preview != null) {
		144	page = preview.getPage();
		145	}
		146	}
		147	if (page != null) {
		148	output.setValue("page", page);
		149	}
		150	}
		151	return AJAX;
		152	}
		153
31	soliveira	154	public String getCSS() {
		155	setCSS();
		156	return SUCCESS;
		157	}
		158
		159	public String getPrintCSS() {
		160	Page page = pageDAO.loadByName(Page.PRINT_CSS, Language.ENGLISH);
		161	output.setValue(CSS_KEY, page);
		162	return SUCCESS;
		163	}
		164
61	soliveira	165	private Language getLanguage() {
		166	return getLanguage(input.getString("lang"));
		167	}
		168
		169	private Language getLanguage(String lang) {
		170	if (lang == null) return language;
		171	Language l = Language.fromString(lang);
		172	if (l == null) return language;
		173	return l;
		174	}
		175
		176	private String getName() {
		177	String name = input.getString("name");
		178	return getName(name);
		179	}
		180
		181	private String getName(String name) {
		182	if (name == null) {
		183	name = pageDAO.getFrontPage(language);
62	soliveira	184	if (name == null) {
		185	throw new IllegalStateException("There is no front page defined for language: " + language);
		186	}
61	soliveira	187	}
		188	return name;
		189	}
		190
32	soliveira	191	@Override
24	soliveira	192	public String execute() {
61	soliveira	193	String name = getName();
		194	Language language = getLanguage();
		195	Page page;
		196	if (sessionUser != null) {
		197	page = pageDAO.loadByNameWithPreview(sessionUser.getId(), name, language);
24	soliveira	198	} else {
61	soliveira	199	page = pageDAO.loadByName(name, language);
24	soliveira	200	}
74	soliveira	201	if (page == null \|\| page.isDeleted() \|\| page.isSystemPage()) {
61	soliveira	202	return INDEX;
		203	}
		204	setCSS();
		205	setLeftColumn(page.getLanguage());
75	soliveira	206	setLogo(page.getLanguage());
24	soliveira	207	output.setValue(BODY_COLUMN_KEY, page);
11	soliveira	208	return SUCCESS;
		209	}
		210
40	soliveira	211	private void setPageRedirParams(Page page) {
41	soliveira	212	if (!page.isSystemPage()) {
		213	output.setValue("name", page.getName());
		214	output.setValue("lang", page.getLanguage().getLocale());
		215	}
40	soliveira	216	}
		217
69	soliveira	218	public String savePreview() {
		219	String name = input.getString("name");
		220	Language lang = Language.fromString(input.getString("lang"));
		221	int userId = sessionUser.getId();
		222	Preview preview = pageDAO.loadPreview(userId, name, lang);
		223	if (preview != null) {
		224	Page page = pageDAO.loadByName(name, lang);
		225	if (page != null) {
		226	page.setTitle(preview.getTitle());
		227	page.setBody(preview.getBody());
		228	page.setModifiedById(preview.getUserId());
		229	pageDAO.update(page);
		230	pageDAO.deletePreview(userId, name, lang);
		231	} else {
		232	page = preview.getPage();
		233	pageDAO.insert(page);
		234	pageDAO.deletePreview(userId, name, lang);
		235	}
		236	setPageRedirParams(page);
		237	}
		238	return SUCCESS;
		239	}
		240
41	soliveira	241	public String edit() {
		242	if (!isPost()) return INDEX;
28	soliveira	243	String name = input.getString("name");
41	soliveira	244	String lang = input.getString("lang");
31	soliveira	245	if (name.equals("CSS")) {
		246	// does not make sense to have CSS in different languages... (well, maybe it does, but we do NOT want to maintain more than one CSS)
41	soliveira	247	lang = "en";
31	soliveira	248	}
41	soliveira	249	Page page = pageDAO.loadByName(name, Language.fromString(lang));
28	soliveira	250	if (page != null) {
		251	input.inject(page);
		252	page.setModifiedById(sessionUser.getId());
65	soliveira	253	if (input.getBoolean("isPreview")) {
		254	pageDAO.insertPreview(sessionUser.getId(), page);
		255	} else {
		256	pageDAO.update(page);
		257	// and now you have to delete the preview!
		258	pageDAO.deletePreview(sessionUser.getId(), page.getName(), page.getLanguage());
		259	}
41	soliveira	260	setPageRedirParams(page);
28	soliveira	261	}
11	soliveira	262	return UPDATED;
		263	}
38	soliveira	264
66	soliveira	265	public String discardPreview() {
		266	String name = input.getString("name");
		267	Language lang = Language.fromString(input.getString("lang"));
		268	int userId = sessionUser.getId();
		269	pageDAO.deletePreview(userId, name, lang);
		270	output.setValue("name", name);
		271	output.setValue("lang", lang.getLocale());
		272	return REMOVED;
		273	}
		274
38	soliveira	275	public String add() {
40	soliveira	276	if (!isPost()) return INDEX;
39	soliveira	277	Page p = input.getObject(Page.class, "newPage");
38	soliveira	278	p.setCreatedById(sessionUser.getId());
63	soliveira	279
		280	if (input.getBoolean("isPreview")) {
		281	pageDAO.insertPreview(sessionUser.getId(), p);
		282	} else {
		283	pageDAO.insert(p);
		284	// and now you have to delete the preview!
		285	pageDAO.deletePreview(sessionUser.getId(), p.getName(), p.getLanguage());
		286	}
41	soliveira	287	setPageRedirParams(p);
38	soliveira	288	return CREATED;
		289	}
49	soliveira	290
		291	public String list() {
77	soliveira	292	List<Page> pages = pageDAO.loadAll(sessionUser.getGroup() == Group.ADMIN);
49	soliveira	293	output.setValue("pages", pages);
		294	return AJAX;
		295	}
56	soliveira	296
		297	public String setFrontPage() {
		298	int id = input.getInt("pageId");
		299	Page p = pageDAO.load(id);
		300	if (p != null) {
57	soliveira	301	if (pageDAO.setNewFrontPage(p)) {
		302	output.setValue("lang", p.getLang());
		303	}
56	soliveira	304	}
		305	return UPDATED;
		306	}
57	soliveira	307
		308	public String delete() {
		309	int id = input.getInt("pageId");
		310	Page p = pageDAO.load(id);
		311	if (p != null ) {
		312	pageDAO.delete(p);
		313	}
		314	return UPDATED;
		315	}
11	soliveira	316	}

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(root)/trunk/src/main/java/org/kawai/action/PageAction.java - Rev 77