5.0 Source Code

Committing 5.0 Source Code
2023-04-06 18:58:04 +01:00
parent 0f3ede77fa
commit 0282345603
1680 changed files with 241310 additions and 0 deletions
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+//    uniCenta oPOS  - Touch Friendly Point Of Sale
+//    Copyright (c) 2009-2018 uniCenta & previous Openbravo POS works
+//    https://unicenta.com
+//
+//    This file is part of uniCenta oPOS
+//
+//    uniCenta oPOS is free software: you can redistribute it and/or modify
+//    it under the terms of the GNU General Public License as published by
+//    the Free Software Foundation, either version 3 of the License, or
+//    (at your option) any later version.
+//
+//   uniCenta oPOS 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 General Public License for more details.
+//
+//    You should have received a copy of the GNU General Public License
+//    along with uniCenta oPOS.  If not, see <http://www.gnu.org/licenses/>.
+
+package com.unicenta.pos.scripting;
+
+import com.unicenta.pos.forms.AppView;
+// import com.unicenta.pos.util.ScriptletUtil;
+import java.io.StringReader;
+import java.io.StringWriter;
+import java.io.Writer;
+import org.apache.velocity.VelocityContext;
+import org.apache.velocity.app.VelocityEngine;
+import org.apache.velocity.exception.MethodInvocationException;
+import org.apache.velocity.exception.ParseErrorException;
+
+/**
+ *
+ * @author adrianromero
+ * Created on 5 de marzo de 2007, 19:57
+ *
+ */
+class ScriptEngineVelocity implements ScriptEngine {
+    
+    private static VelocityEngine m_ve = null;
+
+    private VelocityContext c = null;
+    private AppView m_App;
+    
+    
+    /** Creates a new instance of ScriptEngineVelocity */
+    public ScriptEngineVelocity() throws ScriptException {
+        
+        if (m_ve == null) {
+            // Inicializo Velocity
+            m_ve = new VelocityEngine();
+            // ve.setProperty(VelocityEngine.RUNTIME_LOG_LOGSYSTEM, this);
+
+    //        m_ve.setProperty(VelocityEngine.RESOURCE_LOADER, "class");
+    //        // m_ve.setProperty("class.resource.loader.description", "Velocity Classpath Resource Loader");
+    //        // m_ve.setProperty("class.resource.loader.class", "org.apache.velocity.runtime.resource.loader.ClasspathResourceLoader");
+    //        m_ve.setProperty("class.resource.loader.class", "com.unicenta.pos.forms.SystemResourceLoader");
+    //        m_ve.setProperty("class.resource.loader.description", "Velocity Resource Loader");
+    //        m_ve.setProperty("class.resource.loader.appresources", this);
+
+            m_ve.setProperty(VelocityEngine.RUNTIME_LOG_LOGSYSTEM_CLASS, "org.apache.velocity.runtime.log.NullLogSystem");
+            m_ve.setProperty(VelocityEngine.ENCODING_DEFAULT, "UTF-8");
+            m_ve.setProperty(VelocityEngine.INPUT_ENCODING, "UTF-8");
+            try {
+                m_ve.init();
+            } catch (Exception e) {
+                throw new ScriptException("Cannot initialize Velocity Engine", e);
+            } 
+        }
+         c = new VelocityContext();     
+
+// Add JG uniCenta - see com.unicenta.pos.ScriptletUtil
+//         this.put("scriptletutil", new ScriptletUtil());                        
+
+    }
+    
+    @Override
+    public void put(String key, Object value) {
+        c.put(key, value);
+    }
+    @Override
+    public Object get(String key) {
+        return c.get(key);
+    }
+    
+    @Override
+    public Object eval(String src) throws ScriptException {
+        if (m_ve == null) {
+            throw new ScriptException("Velocity engine not initialized.");
+        } else {
+            Writer w = new StringWriter();
+            try {
+                if (m_ve.evaluate(c, w, "log", new StringReader(src))) {
+                    return w.toString();
+                } else {
+                    throw new ScriptException("Velocity engine unexpected error.");
+                }
+            } catch (ParseErrorException e) {
+                throw new ScriptException(e.getMessage(), e);
+            } catch (MethodInvocationException e) {
+                throw new ScriptException(e.getMessage(), e);
+            } catch (Exception e) {
+                throw new ScriptException(e.getMessage(), e);
+            }
+        }
+    }
+}