1
22
23 package com.liferay.portlet.journal.action;
24
25 import com.liferay.portal.kernel.language.LanguageUtil;
26 import com.liferay.portal.kernel.servlet.ImageServletTokenUtil;
27 import com.liferay.portal.kernel.util.Constants;
28 import com.liferay.portal.kernel.util.ParamUtil;
29 import com.liferay.portal.kernel.util.StringPool;
30 import com.liferay.portal.kernel.util.Validator;
31 import com.liferay.portal.model.User;
32 import com.liferay.portal.service.impl.ImageLocalUtil;
33 import com.liferay.portal.struts.ActionConstants;
34 import com.liferay.portal.theme.ThemeDisplay;
35 import com.liferay.portal.util.PortalUtil;
36 import com.liferay.portal.util.WebKeys;
37 import com.liferay.portlet.journal.model.JournalArticle;
38 import com.liferay.portlet.journal.model.JournalTemplate;
39 import com.liferay.portlet.journal.model.impl.JournalArticleImpl;
40 import com.liferay.portlet.journal.service.JournalArticleImageLocalServiceUtil;
41 import com.liferay.portlet.journal.service.JournalArticleServiceUtil;
42 import com.liferay.portlet.journal.service.JournalTemplateLocalServiceUtil;
43 import com.liferay.portlet.journal.util.JournalUtil;
44 import com.liferay.util.FileUtil;
45 import com.liferay.util.PwdGenerator;
46 import com.liferay.util.servlet.UploadServletRequest;
47
48 import java.io.File;
49 import java.io.StringReader;
50
51 import java.util.Date;
52 import java.util.Iterator;
53 import java.util.Map;
54
55 import javax.servlet.http.HttpServletRequest;
56 import javax.servlet.http.HttpServletResponse;
57 import javax.servlet.jsp.PageContext;
58
59 import org.apache.commons.logging.Log;
60 import org.apache.commons.logging.LogFactory;
61 import org.apache.struts.action.Action;
62 import org.apache.struts.action.ActionForm;
63 import org.apache.struts.action.ActionForward;
64 import org.apache.struts.action.ActionMapping;
65
66 import org.dom4j.Document;
67 import org.dom4j.Element;
68 import org.dom4j.io.SAXReader;
69
70
77 public class ViewArticleContentAction extends Action {
78
79 public ActionForward execute(
80 ActionMapping mapping, ActionForm form, HttpServletRequest req,
81 HttpServletResponse res)
82 throws Exception {
83
84 UploadServletRequest uploadReq = null;
85
86 try {
87 String cmd = ParamUtil.getString(req, Constants.CMD);
88
89 ThemeDisplay themeDisplay =
90 (ThemeDisplay)req.getAttribute(WebKeys.THEME_DISPLAY);
91
92 long groupId = ParamUtil.getLong(req, "groupId");
93 String articleId = ParamUtil.getString(req, "articleId");
94 double version = ParamUtil.getDouble(
95 req, "version", JournalArticleImpl.DEFAULT_VERSION);
96
97 String languageId = LanguageUtil.getLanguageId(req);
98
99 String output = null;
100
101 if (cmd.equals(Constants.PREVIEW)) {
102 uploadReq = new UploadServletRequest(req);
103
104 String title = ParamUtil.getString(uploadReq, "title");
105 String description = ParamUtil.getString(
106 uploadReq, "description");
107
108 Date now = new Date();
109
110 Date createDate = now;
111 Date modifiedDate = now;
112 Date displayDate = now;
113
114 User user = PortalUtil.getUser(uploadReq);
115
116 String xml = ParamUtil.getString(uploadReq, "xml");
117
118 SAXReader reader = new SAXReader();
119
120 Document doc = reader.read(new StringReader(xml));
121
122 Element root = doc.getRootElement();
123
124 String previewArticleId =
125 "PREVIEW_" +
126 PwdGenerator.getPassword(PwdGenerator.KEY3, 10);
127
128 format(
129 groupId, articleId, version, previewArticleId, root,
130 uploadReq);
131
132 Map<String, String> tokens = JournalUtil.getTokens(
133 groupId, themeDisplay);
134
135 tokens.put("article_resource_pk", "-1");
136
137 JournalArticle article = new JournalArticleImpl();
138
139 article.setUserId(user.getUserId());
140 article.setCreateDate(createDate);
141 article.setModifiedDate(modifiedDate);
142 article.setArticleId(articleId);
143 article.setVersion(version);
144 article.setTitle(title);
145 article.setDescription(description);
146 article.setDisplayDate(displayDate);
147
148 JournalUtil.addAllReservedEls(root, tokens, article);
149
150 xml = JournalUtil.formatXML(doc);
151
152 String templateId = ParamUtil.getString(
153 uploadReq, "templateId");
154
155 JournalTemplate template =
156 JournalTemplateLocalServiceUtil.getTemplate(
157 groupId, templateId);
158
159 String langType = template.getLangType();
160 String script = template.getXsl();
161
162 try {
163 output = JournalUtil.transform(
164 tokens, languageId, xml, script, langType);
165 }
166 catch (Exception e1) {
167 _log.error(e1, e1);
168
169 PortalUtil.sendError(
170 HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e1, req,
171 res);
172 }
173 }
174 else {
175 output = JournalArticleServiceUtil.getArticleContent(
176 groupId, articleId, version, languageId, themeDisplay);
177 }
178
179 req.setAttribute(WebKeys.JOURNAL_ARTICLE_CONTENT, output);
180
181 if (output.startsWith("<?xml ")) {
182 return mapping.findForward(
183 "portlet.journal.raw_article_content");
184 }
185 else {
186 return mapping.findForward(
187 "portlet.journal.view_article_content");
188 }
189 }
190 catch (Exception e2) {
191 req.setAttribute(PageContext.EXCEPTION, e2);
192
193 return mapping.findForward(ActionConstants.COMMON_ERROR);
194 }
195 finally {
196 if (uploadReq != null) {
197 uploadReq.cleanUp();
198 }
199 }
200 }
201
202 protected void format(
203 long groupId, String articleId, double version,
204 String previewArticleId, Element root, UploadServletRequest req)
205 throws Exception {
206
207 Iterator<Element> itr = root.elements().iterator();
208
209 while (itr.hasNext()) {
210 Element el = itr.next();
211
212 Element dynamicContent = el.element("dynamic-content");
213
214 String elName = el.attributeValue("name", StringPool.BLANK);
215 String elType = el.attributeValue("type", StringPool.BLANK);
216 String elContent = StringPool.BLANK;
217 String elLanguage = StringPool.BLANK;
218
219 if (dynamicContent != null) {
220 elContent = dynamicContent.getTextTrim();
221
222 elLanguage = dynamicContent.attributeValue(
223 "language-id", StringPool.BLANK);
224
225 if (!elLanguage.equals(StringPool.BLANK)) {
226 elLanguage = "_" + elLanguage;
227 }
228 }
229
230 if (elType.equals("image") && Validator.isNull(elContent)) {
231 File file = req.getFile(
232 "structure_image_" + elName + elLanguage);
233 byte[] bytes = FileUtil.getBytes(file);
234
235 if ((bytes != null) && (bytes.length > 0)) {
236 long imageId =
237 JournalArticleImageLocalServiceUtil.getArticleImageId(
238 groupId, previewArticleId, version, elName,
239 elLanguage, true);
240
241 dynamicContent.setText(
242 "/image/journal/article?img_id=" + imageId + "&t=" +
243 ImageServletTokenUtil.getToken(imageId));
244
245 ImageLocalUtil.updateImage(imageId, bytes);
246 }
247 else {
248 if (Validator.isNotNull(articleId)) {
249 long imageId = JournalArticleImageLocalServiceUtil.
250 getArticleImageId(
251 groupId, articleId, version, elName,
252 elLanguage);
253
254 dynamicContent.setText(
255 "/image/journal/article?img_id=" + imageId + "&t=" +
256 ImageServletTokenUtil.getToken(imageId));
257 }
258 }
259 }
260
261 format(
262 groupId, articleId, version, previewArticleId, el, req);
263 }
264 }
265
266 private static Log _log = LogFactory.getLog(ViewArticleContentAction.class);
267
268 }