sape: switch to xml output

3 files changed, 126 insertions, 2 deletions

diff --git a/src/main/java/com/juick/www/ad/SapeService.java b/src/main/java/com/juick/www/ad/SapeService.java
index 4ef4a213..3c35f320 100644
--- a/src/main/java/com/juick/www/ad/SapeService.java
+++ b/src/main/java/com/juick/www/ad/SapeService.java
@@ -60,8 +60,8 @@ public class SapeService {
                 && visitor.isAnonymous();
         model.addAttribute("showAdv", showAdv);
         if (showAdv) {
-            String links = sape.getPageLinks(requestURI, sapeCookie).render();
-            model.addAttribute("links", links);
+            sape.getPageLinks(requestURI, sapeCookie)
+                    .ifPresent(sapePageLinks -> model.addAttribute("links", sapePageLinks.render()));
         }
     }
 }
diff --git a/src/main/java/com/juick/www/ad/models/Page.java b/src/main/java/com/juick/www/ad/models/Page.java
new file mode 100644
index 00000000..d5bb8ae3
--- /dev/null
+++ b/src/main/java/com/juick/www/ad/models/Page.java
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2008-2020, Juick
+ *
+ * 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.ad.models;
+
+import java.util.List;
+
+public class Page {
+    private final String uri;
+    private final List<String> links;
+
+    public Page(String uri, List<String> links) {
+        this.uri = uri;
+        this.links = links;
+    }
+
+    public String getUri() {
+        return uri;
+    }
+    public List<String> getLinks() {
+        return links;
+    }
+}
diff --git a/src/main/java/com/juick/www/ad/models/Site.java b/src/main/java/com/juick/www/ad/models/Site.java
new file mode 100644
index 00000000..fbe1c033
--- /dev/null
+++ b/src/main/java/com/juick/www/ad/models/Site.java
@@ -0,0 +1,87 @@
+/*
+ * Copyright (C) 2008-2020, Juick
+ *
+ * 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.ad.models;
+
+import org.apache.commons.io.IOUtils;
+import org.apache.commons.lang3.StringUtils;
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.w3c.dom.NodeList;
+import org.xml.sax.SAXException;
+
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.ParserConfigurationException;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.util.ArrayList;
+import java.util.List;
+
+public class Site {
+    private final String siteUrl;
+    private final String delimiter;
+    private final List<Page> pages;
+    private final String code;
+
+    public Site(String siteUrl, String code, String delimiter, List<Page> pages) {
+        this.siteUrl = siteUrl;
+        this.code = code;
+        this.delimiter = delimiter;
+        this.pages = pages;
+    }
+
+    public String getSiteUrl() {
+        return siteUrl;
+    }
+    public String getDelimiter() {
+        return delimiter;
+    }
+    public List<Page> getPages() {
+        return pages;
+    }
+
+    public String getCode() {
+        return code;
+    }
+
+    public static Site fromXMLData(String data) throws ParserConfigurationException, IOException, SAXException {
+        DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
+        DocumentBuilder builder = factory.newDocumentBuilder();
+        Document document = builder.parse(IOUtils.toInputStream(data, StandardCharsets.UTF_8));
+        Element sape = document.getDocumentElement();
+        String code = StringUtils.EMPTY;
+        String siteUrl = sape.getAttribute("site_url");
+        String delimiter = sape.getAttribute("delimiter");
+        NodeList pageNodes = sape.getElementsByTagName("page");
+        List<Page> pages = new ArrayList<>(pageNodes.getLength());
+        for (int i = 0; i < pageNodes.getLength(); i++) {
+            Element pageElement = (Element) pageNodes.item(i);
+            String uri = pageElement.getAttribute("uri");
+            if (uri.equals("*")) {
+                code = pageElement.getTextContent();
+            }
+            NodeList linkNodes = pageElement.getElementsByTagName("link");
+            List<String> links = new ArrayList<>(linkNodes.getLength());
+            for (int j = 0; j < linkNodes.getLength(); j++) {
+                links.add(linkNodes.item(j).getTextContent());
+            }
+            pages.add(new Page(uri, links));
+        }
+        return new Site(siteUrl, code, delimiter, pages);
+    }
+}