Use OkHttpClient

app/src/main/java/com/hippo/ehviewer/client/SignInParser.java

@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2015 Hippo Seven
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.hippo.ehviewer.client;
+
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class SignInParser {
+    public String displayname;
+
+    public boolean parse(String body) throws Exception {
+        Pattern p;
+        Matcher m;
+
+        p = Pattern.compile("<p>You are now logged in as: (.+?)<br />");
+        m = p.matcher(body);
+        if (m.find()) {
+            displayname = m.group(1);
+            return true;
+        } else {
+            p = Pattern.compile("(?:<h4>The error returned was:</h4>\\s*<p>(.+?)</p>)"
+                    + "|(?:<span class=\"postcolor\">(.+?)</span>)");
+            m = p.matcher(body);
+
+            if (m.find()) {
+                throw new EhException(m.group(1) == null ? m.group(2) : m.group(1));
+            } else {
+                throw new EhException("Unknown error"); // TODO
+            }
+        }
+    }
+}