1 files changed, 149 insertions, 0 deletions
diff --git a/etherpad/src/etherpad/pne/pne_utils.js b/etherpad/src/etherpad/pne/pne_utils.js
new file mode 100644
index 0000000..073ad2a
--- /dev/null
+++ b/etherpad/src/etherpad/pne/pne_utils.js
@@ -0,0 +1,149 @@
+/**
+ * Copyright 2009 Google Inc.
+ * 
+ * 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
+ * distributed under the License is distributed on an "AS-IS" BASIS,
+ * 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.
+ */
+
+import("funhtml.*");
+import("stringutils.md5");
+import("sqlbase.persistent_vars");
+
+import("etherpad.licensing");
+
+jimport("java.lang.System.out.println");
+jimport("java.lang.System");
+
+
+function isPNE() {
+  if (appjet.cache.fakePNE || appjet.config['etherpad.fakePNE']) {
+    return true;
+  }
+  if (getVersionString()) {
+    return true;
+  }
+  return false;
+}
+
+/**
+ * Versioning scheme: we basically just use the apache scheme of MAJOR.MINOR.PATCH:
+ *
+ *     Versions are denoted using a standard triplet of integers: MAJOR.MINOR.PATCH. The
+ *     basic intent is that MAJOR versions are incompatible, large-scale upgrades of the API.
+ *     MINOR versions retain source and binary compatibility with older minor versions, and
+ *     changes in the PATCH level are perfectly compatible, forwards and backwards.
+ */
+
+function getVersionString() {
+  return appjet.config['etherpad.pneVersion'];
+}
+
+function parseVersionString(x) {
+  var parts = x.split('.');
+  return {
+    major: Number(parts[0] || 0),
+    minor: Number(parts[1] || 0),
+    patch: Number(parts[2] || 0)
+  };
+}
+
+/* returns {major: int, minor: int, patch: int} */
+function getVersionNumbers() {
+  return parseVersionString(getVersionString());
+}
+
+function checkDbVersionUpgrade() {
+  var dbVersionString = persistent_vars.get("db_pne_version");
+  var runningVersionString = getVersionString();
+
+  if (!dbVersionString) {
+    println("Upgrading to Private Network Edition, version: "+runningVersionString);
+    return;
+  }
+
+  var dbVersion = parseVersionString(dbVersionString);
+  var runningVersion = getVersionNumbers();
+  var trueRegex = /\s*true\s*/i;
+  var force = trueRegex.test(appjet.config['etherpad.forceDbUpgrade']);
+
+  if (!force && (runningVersion.major != dbVersion.major)) {
+    println("Error: you are attempting to update an EtherPad["+dbVersionString+
+            "] database to version ["+runningVersionString+"].  This is not possible.");
+    println("Exiting...");
+    System.exit(1);
+  }
+  if (!force && (runningVersion.minor < dbVersion.minor)) {
+    println("Error: your etherpad database is at a newer version ["+dbVersionString+"] than"+
+            " the current running etherpad ["+runningVersionString+"].  Please upgrade to the "+
+            " latest version.");
+    println("Exiting...");
+    System.exit(1);
+  }
+  if (!force && (runningVersion.minor > (dbVersion.minor + 1))) {
+    println("\n\nWARNING: you are attempting to upgrade from version "+dbVersionString+" to version "+
+            runningVersionString+".  It is recommended that you upgrade one minor version at a time."+
+            " (The \"minor\" version number is the second number separated by dots.  For example,"+
+            " if you are running version 1.2, it is recommended that you upgrade to 1.3 and then 1.4 "+
+            " instead of going directly from 1.2 to 1.4.");
+    println("\n\nIf you really want to do this, you can force us to attempt the upgrade with "+
+            " the --etherpad.forceDbUpgrade=true flag.");
+    println("\n\nExiting...");
+    System.exit(1);
+  }
+  if (runningVersion.minor > dbVersion.minor) {
+    println("Upgrading database to version "+runningVersionString);
+  }
+}
+
+function saveDbVersion() {
+  var dbVersionString = persistent_vars.get("db_pne_version");
+  if (getVersionString() != dbVersionString) {
+    persistent_vars.put('db_pne_version', getVersionString());
+    println("Upgraded Private Network Edition version to ["+getVersionString()+"]");
+  }
+}
+
+// These are a list of some of the config vars documented in the PNE manual.  They are here
+// temporarily, until we move them to the PNE config UI.
+
+var _eepneAllowedConfigVars = [
+  'configFile',
+  'etherpad.soffice',
+  'etherpad.useMySQL',
+  'etherpad.SQL_JDBC_DRIVER',
+  'etherpad.SQL_JDBC_URL',
+  'etherpad.SQL_PASSWORD',
+  'etherpad.SQL_USERNAME',
+  'etherpad.adminPass',
+  'etherpad.licenseKey',
+  'listen',
+  'listenSecure',
+  'smtpPass',
+  'smtpServer',
+  'smtpUser',
+  'sslKeyPassword',
+  'sslKeyStore'
+];
+
+function isServerLicensed() {
+  return true;
+}
+
+function enableTrackingAgain() {
+}
+
+function pneTrackerHtml() {
+  appjet.cache.noMorePneTracking = true;
+}
+
+
+