# HG changeset patch
# User Mike Becker <universe@uap-core.de>
# Date 1620898130 -7200
# Node ID 9c7aff3cbb14f1fe6c034c6eb5fefb5fda038815
# Parent  2b3b7d0a885ee7aa339098963517eb1d04733056
#109 - add RSS feed

diff -r 2b3b7d0a885e -r 9c7aff3cbb14 src/main/kotlin/de/uapcore/lightpit/RequestMapping.kt
--- a/src/main/kotlin/de/uapcore/lightpit/RequestMapping.kt	Thu May 13 10:23:37 2021 +0200
+++ b/src/main/kotlin/de/uapcore/lightpit/RequestMapping.kt	Thu May 13 11:28:50 2021 +0200
@@ -108,9 +108,13 @@
     fun param(name: String): String? = request.getParameter(name)
     fun paramArray(name: String): Array<String> = request.getParameterValues(name) ?: emptyArray()
 
+    fun forward(jsp: String) {
+        request.getRequestDispatcher(jspPath(jsp)).forward(request, response)
+    }
+
     fun render(page: String? = null) {
         page?.let { contentPage = it }
-        request.getRequestDispatcher(jspPath("site")).forward(request, response)
+        forward("site")
     }
 
     fun renderCommit(location: String? = null) {
diff -r 2b3b7d0a885e -r 9c7aff3cbb14 src/main/kotlin/de/uapcore/lightpit/servlet/FeedServlet.kt
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/main/kotlin/de/uapcore/lightpit/servlet/FeedServlet.kt	Thu May 13 11:28:50 2021 +0200
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2021 Mike Becker. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+package de.uapcore.lightpit.servlet
+
+import de.uapcore.lightpit.AbstractServlet
+import de.uapcore.lightpit.HttpRequest
+import de.uapcore.lightpit.dao.DataAccessObject
+import de.uapcore.lightpit.entities.Issue
+import de.uapcore.lightpit.util.IssueFilter
+import de.uapcore.lightpit.util.IssueSorter
+import de.uapcore.lightpit.viewmodel.IssueFeed
+import javax.servlet.annotation.WebServlet
+
+@WebServlet(urlPatterns = ["/feed/*"])
+class FeedServlet : AbstractServlet() {
+
+    init {
+        get("/issues.rss", this::issues)
+    }
+
+    private fun issues(http: HttpRequest, dao: DataAccessObject) {
+
+        val issues = dao.listIssues(IssueFilter()).sortedWith(IssueSorter.DEFAULT_ISSUE_SORTER)
+
+        http.view = IssueFeed(issues.groupBy(Issue::project))
+        http.forward("issues-feed")
+    }
+}
\ No newline at end of file
diff -r 2b3b7d0a885e -r 9c7aff3cbb14 src/main/kotlin/de/uapcore/lightpit/viewmodel/Feeds.kt
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/main/kotlin/de/uapcore/lightpit/viewmodel/Feeds.kt	Thu May 13 11:28:50 2021 +0200
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2021 Mike Becker. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+package de.uapcore.lightpit.viewmodel
+
+import de.uapcore.lightpit.entities.Issue
+import de.uapcore.lightpit.entities.Project
+
+class IssueFeed(
+    val issues: Map<Project, List<Issue>>
+) : View()
\ No newline at end of file
diff -r 2b3b7d0a885e -r 9c7aff3cbb14 src/main/resources/localization/strings.properties
--- a/src/main/resources/localization/strings.properties	Thu May 13 10:23:37 2021 +0200
+++ b/src/main/resources/localization/strings.properties	Thu May 13 11:28:50 2021 +0200
@@ -126,4 +126,6 @@
 version.status.Released=Released
 version.status.Unreleased=Unreleased
 version.status=Status
-version=Version
\ No newline at end of file
+version=Version
+feed.issues.title=LightPIT - Issues
+feed.issues.description=Feed about recently updated issues.
\ No newline at end of file
diff -r 2b3b7d0a885e -r 9c7aff3cbb14 src/main/resources/localization/strings_de.properties
--- a/src/main/resources/localization/strings_de.properties	Thu May 13 10:23:37 2021 +0200
+++ b/src/main/resources/localization/strings_de.properties	Thu May 13 11:28:50 2021 +0200
@@ -99,7 +99,7 @@
 no-users=Bislang wurden keine Entwickler hinterlegt.
 node.tooltip=Name, der zur Konstruktion der URL genutzt werden soll.
 node=Pfadname
-ordinal.tooltip=Use to override lexicographic ordering.=\u00dcbersteuert die lexikographische Sortierung.
+ordinal.tooltip=Use to override lexicographic ordering. \u00dcbersteuert die lexikographische Sortierung.
 ordinal=Sequenznummer
 placeholder.auto-assignee.tooltip=Weist, wenn m\u00f6glich, den Vorgang dem Leiter der Komponente.
 placeholder.auto-assignee=Automatisch
@@ -127,3 +127,5 @@
 version.status.Unreleased=Unver\u00f6ffentlicht
 version.status=Status 
 version=Version
+feed.issues.title=LightPIT - Vorg\u00e4nge
+feed.issues.description=Feed \u00fcber k\u00fcrzlich aktualisierte Vorg\u00e4nge.
diff -r 2b3b7d0a885e -r 9c7aff3cbb14 src/main/webapp/WEB-INF/jsp/issues-feed.jsp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/main/webapp/WEB-INF/jsp/issues-feed.jsp	Thu May 13 11:28:50 2021 +0200
@@ -0,0 +1,60 @@
+<%--
+  ~ Copyright 2021 Mike Becker. All rights reserved.
+  ~
+  ~ Redistribution and use in source and binary forms, with or without
+  ~ modification, are permitted provided that the following conditions are met:
+  ~
+  ~ 1. Redistributions of source code must retain the above copyright
+  ~ notice, this list of conditions and the following disclaimer.
+  ~
+  ~ 2. Redistributions in binary form must reproduce the above copyright
+  ~ notice, this list of conditions and the following disclaimer in the
+  ~ documentation and/or other materials provided with the distribution.
+  ~
+  ~ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+  ~ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+  ~ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+  ~ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+  ~ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+  ~ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+  ~ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+  ~ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+  ~ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+  ~ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+  --%>
+<%@ page contentType="application/rss+xml;charset=UTF-8" trimDirectiveWhitespaces="true" %>
+<%@page import="de.uapcore.lightpit.Constants" %>
+<%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
+<%@taglib prefix="fmt" uri="http://java.sun.com/jsp/jstl/fmt" %>
+<jsp:useBean id="viewmodel" type="de.uapcore.lightpit.viewmodel.IssueFeed" scope="request"/>
+<c:set scope="page" var="baseHref" value="${requestScope[Constants.REQ_ATTR_BASE_HREF]}"/>
+<fmt:setLocale scope="request" value="${pageContext.response.locale}"/>
+<fmt:setBundle scope="request" basename="localization.strings"/>
+<?xml version="1.0" encoding="utf-8"?>
+<rss version="2.0">
+    <c:forEach items="${viewmodel.issues}" var="feed">
+        <c:set var="project" value="${feed.key}"/>
+        <c:set var="issues" value="${feed.value}"/>
+        <channel>
+            <title>
+                <fmt:message key="feed.issues.title"/> - <c:out value="${project.name}"/>
+            </title>
+            <link>${baseHref}projects/${project.node}/</link>
+            <description><fmt:message key="feed.issues.description"/></description>
+            <language>${pageContext.response.locale.language}</language>
+
+            <c:forEach items="${issues}" var="issue">
+                <item>
+                    <title><c:if test="${not empty issue.component}"><c:out value="${issue.component.name}"/> - </c:if><c:out value="${issue.subject}"/></title>
+                    <description>
+                        <c:out value="${issue.description}"/>
+                    </description>
+                    <category><fmt:message key="issue.category.${issue.category}"/></category>
+                    <link>${baseHref}projects/${issue.project.node}/issues/-/${empty issue.component ? '-' : issue.component.node}/${issue.id}</link>
+                    <guid isPermaLink="true">${baseHref}projects/${issue.project.node}/issues/-/-/${issue.id}</guid>
+                    <pubDate><fmt:formatDate value="${issue.updated}" pattern="EEE, dd MMM yyyy HH:mm:ss zzz" /></pubDate>
+                </item>
+            </c:forEach>
+        </channel>
+    </c:forEach>
+</rss>
\ No newline at end of file
diff -r 2b3b7d0a885e -r 9c7aff3cbb14 src/main/webapp/WEB-INF/jsp/site.jsp
--- a/src/main/webapp/WEB-INF/jsp/site.jsp	Thu May 13 10:23:37 2021 +0200
+++ b/src/main/webapp/WEB-INF/jsp/site.jsp	Thu May 13 11:28:50 2021 +0200
@@ -48,12 +48,8 @@
 <%-- Define an alias for the additional stylesheet --%>
 <c:set scope="page" var="extraCss" value="${requestScope[Constants.REQ_ATTR_STYLESHEET]}"/>
 
-<%-- Apply the session locale (should always be present, but check nevertheless) --%>
-<c:if test="${not empty sessionScope[Constants.SESSION_ATTR_LANGUAGE]}">
-    <fmt:setLocale scope="request" value="${sessionScope[Constants.SESSION_ATTR_LANGUAGE]}"/>
-</c:if>
-
 <%-- Load resource bundle --%>
+<fmt:setLocale scope="request" value="${pageContext.response.locale}"/>
 <fmt:setBundle scope="request" basename="localization.strings"/>
 
 <!DOCTYPE html>
@@ -66,6 +62,8 @@
         <meta http-equiv="refresh" content="0; URL=${redirectLocation}">
     </c:if>
     <link rel="stylesheet" href="lightpit.css" type="text/css">
+    <link rel="alternate" type="application/rss+xml"
+          title="RSS" href="${baseHref}feed/issues.rss" />
     <c:if test="${not empty extraCss}">
         <c:forEach items="${extraCss}" var="cssFile">
         <link rel="stylesheet" href="${cssFile}" type="text/css">