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/*
* Juick
* Copyright (C) 2008-2011, Ugnich Anton
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.juick.www.controllers;
import com.juick.service.MessagesService;
import com.juick.service.TagService;
import com.juick.server.util.UserUtils;
import com.juick.www.Utils;
import com.juick.www.WebApp;
import org.apache.commons.codec.CharEncoding;
import org.apache.commons.lang3.StringUtils;
import org.apache.commons.text.StringEscapeUtils;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestParam;
import javax.inject.Inject;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import java.net.URLEncoder;
import java.util.List;
/**
*
* @author Ugnich Anton
*/
@Controller
public class Tags {
@Inject
WebApp webApp;
@Inject
MessagesService messagesService;
@Inject
TagService tagService;
@Inject
PageTemplates templates;
@GetMapping("/tag/{tagName}")
protected void doGet(HttpServletRequest request,
@PathVariable String tagName,
@RequestParam(required = false, defaultValue = "0") int before,
HttpServletResponse response) throws IOException {
com.juick.User visitor = UserUtils.getCurrentUser();
String paramTagStr = StringEscapeUtils.unescapeHtml4(tagName);
com.juick.Tag paramTag = tagService.getTag(paramTagStr, false);
if (paramTag == null) {
response.sendError(HttpServletResponse.SC_NOT_FOUND);
return;
} else if (paramTag.SynonymID > 0 && paramTag.TID != paramTag.SynonymID) {
com.juick.Tag synTag = tagService.getTag(paramTag.SynonymID);
String url = "/tag/" + URLEncoder.encode(StringEscapeUtils.escapeHtml4(synTag.getName()), CharEncoding.UTF_8);
if (request.getQueryString() != null) {
url += "?" + request.getQueryString();
}
Utils.sendPermanentRedirect(response, url);
return;
} else if (!paramTag.getName().equals(paramTagStr)) {
String url = "/tag/" + URLEncoder.encode(StringEscapeUtils.escapeHtml4(paramTag.getName()), CharEncoding.UTF_8);
if (request.getQueryString() != null) {
url += "?" + request.getQueryString();
}
Utils.sendPermanentRedirect(response, url);
return;
}
int visitor_uid = visitor.getUid();
String title = "*" + StringEscapeUtils.escapeHtml4(paramTag.getName());
List<Integer> mids = messagesService.getTag(paramTag.TID, visitor_uid, before, (visitor_uid == 0) ? 40 : 20);
response.setContentType("text/html; charset=UTF-8");
try (PrintWriter out = response.getWriter()) {
String head = StringUtils.EMPTY;
if (tagService.getTagNoIndex(paramTag.TID)) {
head = "<meta name=\"robots\" content=\"noindex,nofollow\"/>";
} else if (before > 0 || mids.size() < 5) {
head = "<meta name=\"robots\" content=\"noindex\"/>";
}
templates.pageHead(out, visitor, title, head);
templates.pageNavigation(out, visitor, null);
out.println("<section id=\"content\">");
if (mids.size() > 0) {
templates.printMessages(out, null, mids, visitor);
}
if (mids.size() >= 20) {
String nextpage = "/tag/" + URLEncoder.encode(paramTag.getName(), CharEncoding.UTF_8) + "?before=" + mids.get(mids.size() - 1);
out.println("<p class=\"page\"><a href=\"" + nextpage + "\" rel=\"prev\">Читать дальше →</a></p>");
}
out.println("</section>");
templates.pageHomeColumn(out, visitor);
templates.pageFooter(request, out, visitor, true);
templates.pageEnd(out);
}
}
}
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