1 files changed, 95 insertions, 0 deletions
diff --git a/src/java/ru/sape/SapePageLinks.java b/src/java/ru/sape/SapePageLinks.java
new file mode 100644
index 00000000..498aeac0
--- /dev/null
+++ b/src/java/ru/sape/SapePageLinks.java
@@ -0,0 +1,95 @@
+package ru.sape;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import javax.servlet.http.Cookie;
+
+public class SapePageLinks {
+
+    private boolean showCode;
+
+    public SapePageLinks(SapeConnection sapeConnection, String sapeUser, String requestUri, Cookie[] cookies) {
+        this(sapeConnection, sapeUser, requestUri, cookies, false);
+    }
+
+    @SuppressWarnings("unchecked")
+    public SapePageLinks(SapeConnection sapeConnection, String sapeUser, String requestUri, Cookie[] cookies, boolean showCode) {
+        if (sapeUser.equals(getCookieValue(cookies, "sape_cookie"))) {
+            showCode = true;
+        }
+
+        Map<String, Object> data = sapeConnection.getData();
+
+        if (data.containsKey("__sape_delimiter__")) {
+            linkDelimiter = (String) data.get("__sape_delimiter__");
+        }
+
+        if (data.containsKey(requestUri)) {
+            pageLinks = new ArrayList<String>(((Map<Object, String>) data.get(requestUri)).values());
+        }
+
+        if (data.containsKey("__sape_new_url__")) {
+            if (showCode) {
+                Object newUrl = data.get("__sape_new_url__");
+
+                if (newUrl instanceof Map) {
+                    pageLinks = new ArrayList<String>(((Map<Object, String>) newUrl).values());
+                } else {
+                    pageLinks = new ArrayList<String>(Arrays.asList((String) newUrl));
+                }
+            }
+        }
+
+        this.showCode = showCode;
+    }
+    private String linkDelimiter = ".";
+    private List<String> pageLinks = new ArrayList<String>();
+
+    public String render() {
+        return render(-1);
+    }
+
+    public String render(int count) {
+        StringBuilder s = new StringBuilder();
+
+        if (count < 0) {
+            count = pageLinks.size();
+        }
+
+        for (Iterator<String> i = pageLinks.iterator(); i.hasNext() && count > 0; count--) {
+            if (s.length() > 0) {
+                s.append(linkDelimiter);
+            }
+
+            String l = i.next();
+
+            s.append(l);
+
+            i.remove();
+        }
+
+        if (showCode) {
+            s.insert(0, "<sape_noindex>");
+            s.append("</sape_noindex>");
+        }
+
+        return s.toString();
+    }
+
+    private static String getCookieValue(Cookie[] cookies, String name) {
+        if (cookies == null) {
+            return null;
+        }
+
+        for (Cookie cookie : cookies) {
+            if (cookie.getName().equals(name)) {
+                return cookie.getValue();
+            }
+        }
+
+        return null;
+    }
+}