From a7f0a18275d394ff92e44fcce55a511a54535787 Mon Sep 17 00:00:00 2001
From: ulrich
Date: Mon, 22 Mar 2021 11:57:53 +0000
Subject: [PATCH] Play/Stop erste fertige Fassung

---
 src/de/uhilger/avdirektor/handler/OMXPlayer.java |  122 ++++++++++++++++++++++++++++++++++------
 1 files changed, 104 insertions(+), 18 deletions(-)

diff --git a/src/de/uhilger/avdirektor/handler/OMXPlayer.java b/src/de/uhilger/avdirektor/handler/OMXPlayer.java
index d8f1f00..252c8ce 100644
--- a/src/de/uhilger/avdirektor/handler/OMXPlayer.java
+++ b/src/de/uhilger/avdirektor/handler/OMXPlayer.java
@@ -16,6 +16,9 @@
 import java.io.Writer;
 import java.net.HttpURLConnection;
 import java.net.URL;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Set;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
@@ -27,6 +30,81 @@
   
   private static final Logger logger = Logger.getLogger(OMXPlayer.class.getName());
   
+  protected String getParam(Map map, String key) {
+    Object o = map.get(key);
+    if(o != null) {
+      return o.toString();
+    } else {
+      return null;
+    }
+  }
+  
+  /*
+  
+    bei etwas wie
+    http://rpi4-az:9090/avd/play?t=/Filme/S/sound_city.m4v&p=--timeout=60%20--threshold=60
+  
+    sind = nicht nur nach dem Query-Parameter sondern auch in dessen Wert
+    
+    also erstmal nach & zerlegen:
+    t=/Filme/S/sound_city.m4v
+    p=--timeout=60%20--threshold=60
+  
+    dann die Position beim ersten = von links abschneiden
+  
+  */
+  protected Map getQueryMap(HttpExchange t) {
+    HashMap map = new HashMap();
+    String query = t.getRequestURI().getQuery();
+    if(query != null && query.length() > 0) {
+      String qParts[] = query.split("&");
+      for(String qPart : qParts) {
+        logger.finer("qPart: " + qPart);
+        String pParts[] = qPart.split("=");
+        map.put(pParts[0], pParts[1]);
+        logger.finer("pParts[0]: " + pParts[0] + ", pParts[1]: " + pParts[1]);
+        /*
+        if(qPart.contains(" ")) {
+          String pParts[] = qPart.split(" ");
+          for(String pPart : pParts) {
+            String ppParts[] = pPart.split("=");
+            map.put(ppParts[0], ppParts[1]);
+            logger.finer("ppParts[0]: " + ppParts[0] + ", ppParts[1]: " + ppParts[1]);
+          }
+        } else {
+          String pParts[] = qPart.split("=");
+          map.put(pParts[0], pParts[1]);
+          logger.finer("pParts[0]: " + pParts[0] + ", pParts[1]: " + pParts[1]);
+        }
+        */
+        /*
+        String pParts[] = qPart.split("=");
+        for(String pPart : pParts) {
+          logger.finer("pPart: " + pPart);
+        }
+        */
+      }
+    }
+    return map;
+  }
+  
+  protected String getResponseString(Map map, String cmd, String antwort) {
+    Set keys = map.keySet();
+    StringBuilder buf = new StringBuilder();
+    buf.append("play");
+    buf.append(System.lineSeparator());
+    keys.forEach((Object key) -> {
+      buf.append("key: ");
+      buf.append(key);
+      buf.append(System.lineSeparator());
+      buf.append("value: "); 
+      buf.append(map.get(key));
+      buf.append(System.lineSeparator());
+      //logger.log(Level.FINE, "key {0} value {1}", new Object[]{key, map.get(key)});
+    });
+    buf.append(antwort);
+    return buf.toString();
+  }
   
   /**
    * Einen Prozess zum Abspielen mit dem omxplayer starten
@@ -35,12 +113,12 @@
    * @param token
    * @return Antwort des Servers
    */
-  public String abspielen(HttpExchange t, String urlStr, String token) {
-    return abspielenMitParametern(t, urlStr, null, token);
+  public String abspielen(String urlStr, String token) {
+    return abspielenMitParametern(urlStr, null, token);
   }
   
-  public String abspielenMitRueckmeldung(HttpExchange t, String urlStr, String meldeUrlStr, String token) {
-    return abspielenMitParameternUndRueckmeldung(t, urlStr, null, meldeUrlStr, token);
+  public String abspielenMitRueckmeldung(String urlStr, String meldeUrlStr, String token) {
+    return abspielenMitParameternUndRueckmeldung(urlStr, null, meldeUrlStr, token);
   }
   
   /**
@@ -56,16 +134,17 @@
    * @param token
    * @return Antwort des Servers
    */
-  public String abspielenMitParametern(HttpExchange t, String urlStr, String parameter, String token) {
-    return abspielenMitParameternUndRueckmeldung(t, urlStr, parameter, null, token);
+  public String abspielenMitParametern(String urlStr, String parameter, String token) {
+    return abspielenMitParameternUndRueckmeldung(urlStr, parameter, null, token);
   }
   
-  public String abspielenMitParameternUndRueckmeldung(HttpExchange t, String urlStr, String parameter, String meldeUrlStr, String token) {
+  public String abspielenMitParameternUndRueckmeldung(String urlStr, String parameter, String meldeUrlStr, String token) {
     String antwort;// = null;
     try {
-      Object o = t.getAttribute(App.PI_PLAYER);
+      //Object o = t.getAttribute(App.PI_PLAYER);
+      Process o = App.getPlayerProcess();
       if(o != null) {
-        tilgen(t);        
+        tilgen();        
       }
       StringBuilder kommando = new StringBuilder("omxplayer ");
       if(parameter != null) {
@@ -104,6 +183,8 @@
         mt.start();
       }
       //servletContext.setAttribute(App.PI_PLAYER, player_process);
+      //t.setAttribute(App.PI_PLAYER, player_process);
+      App.setPlayerProcess(player_process);
       //Runtime.getRuntime().exec("killall dbus-daemon");
       antwort = "Abspielen gestartet, url: " + urlStr;
     }
@@ -127,16 +208,18 @@
    * @param t 
    * @return die Antwort des Servers
    */
-  public String tilgen(HttpExchange t) {
+  public String tilgen() {
     String antwort; // = null;
     try {
-      Object o = t.getAttribute(App.PI_PLAYER);
+      //Object o = t.getAttribute(App.PI_PLAYER);
+      Process o = App.getPlayerProcess();
       if(o == null) {
-        t.setAttribute(App.PI_PLAYER, null);
+        //t.setAttribute(App.PI_PLAYER, null);
+        App.setPlayerProcess(null);
         // t.removeAttribute(App.PI_PLAYER);
         antwort = "Es ist kein Player zum Beenden vorhanden, aber der Servlet-Kontext wurde bereinigt.";
       } else {
-        kommando(t, App.CMD_STOP);
+        kommando(App.CMD_STOP);
         //t.removeAttribute(PI_PLAYER);
         antwort = "Player gestoppt, Kontext bereinigt.";
       }
@@ -155,25 +238,28 @@
    * <a href="https://github.com/huceke/omxplayer/blob/master/README.md" target="_blank">Liste der Kommandos</a>
    * @return die Antwort des Servers
    */
-  public String kommando(HttpExchange t, String k) {
+  public String kommando(String k) {
     String antwort; // = null;
     try {
-      Object o = t.getAttribute(App.PI_PLAYER);
+      //Object o = t.getAttribute(App.PI_PLAYER);
+      Process o = App.getPlayerProcess();
       if(o == null) {
+        App.setPlayerProcess(null);
         //servletContext.removeAttribute(PI_PLAYER);
-        t.setAttribute(App.PI_PLAYER, null);
+        //t.setAttribute(App.PI_PLAYER, null);
         antwort = "Es wird nichts abgespielt dem ein Kommando gesendet werden kann.";
       } else {
-        Process player_process = (Process) o;
+        Process player_process = o;
         OutputStream os = player_process.getOutputStream();
         Writer out = new BufferedWriter(new OutputStreamWriter(os));
         out.write(k);
         out.flush();
         if(k.equals(App.CMD_STOP)) {
           out.close();
+          App.setPlayerProcess(null);
           //player_process.destroy();
           //player_process = null;
-          t.setAttribute(App.PI_PLAYER, null);
+          //t.setAttribute(App.PI_PLAYER, null);
           //servletContext.removeAttribute(PI_PLAYER);
         }
         antwort = "Kommando '" + k + "' ausgefuehrt.";

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