1 files changed, 154 insertions, 0 deletions
diff --git a/trunk/etherpad/src/etherpad/pad/padutils.js b/trunk/etherpad/src/etherpad/pad/padutils.js
new file mode 100644
index 0000000..3ffe70c
--- /dev/null
+++ b/trunk/etherpad/src/etherpad/pad/padutils.js
@@ -0,0 +1,154 @@
+/**
+ * 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("fastJSON");
+import("stringutils");
+
+import("etherpad.control.pro.account_control");
+
+import("etherpad.pro.pro_utils");
+import("etherpad.pro.domains");
+import("etherpad.pro.pro_accounts");
+import("etherpad.pro.pro_padmeta");
+import("etherpad.pad.model");
+import("etherpad.sessions.getSession");
+
+jimport("java.lang.System.out.println");
+
+
+function setCurrentPad(p) {
+  appjet.context.attributes().update("currentPadId", p);
+}
+
+function clearCurrentPad() {
+  appjet.context.attributes()['$minus$eq']("currentPadId");
+}
+
+function getCurrentPad() {
+  var padOpt = appjet.context.attributes().get("currentPadId");
+  if (padOpt.isEmpty()) return null;
+  return padOpt.get();
+}
+
+function _parseCookie(text) {
+  try {
+    var cookieData = fastJSON.parse(unescape(text));
+    return cookieData;
+  }
+  catch (e) {
+    return null;
+  }
+}
+
+function getPrefsCookieData() {
+  var prefsCookie = request.cookies['prefs'];
+  if (!prefsCookie) {
+    return null;
+  }
+
+  return _parseCookie(prefsCookie);
+}
+
+function getPrefsCookieUserId() {
+  var cookieData = getPrefsCookieData();
+  if (! cookieData) {
+    return null;
+  }
+  return cookieData.userId || null;
+}
+
+/**
+ * Not valid to call this function outisde a HTTP request.
+ */
+function accessPadLocal(localPadId, fn, rwMode) {
+  if (!request.isDefined) {
+    throw Error("accessPadLocal() cannot run outside an HTTP request.");
+  }
+  var globalPadId = getGlobalPadId(localPadId);
+  var fnwrap = function(pad) {
+    pad.getLocalId = function() {
+      return getLocalPadId(pad);
+    };
+    return fn(pad);
+  }
+  return model.accessPadGlobal(globalPadId, fnwrap, rwMode);
+}
+
+/**
+ * Not valid to call this function outisde a HTTP request.
+ */
+function getGlobalPadId(localPadId) {
+  if (!request.isDefined) {
+    throw Error("getGlobalPadId() cannot run outside an HTTP request.");
+  }
+  if (pro_utils.isProDomainRequest()) {
+    return makeGlobalId(domains.getRequestDomainId(), localPadId);
+  } else {
+    // pad.spline.inf.fu-berlin.de pads
+    return localPadId;
+  }
+}
+
+function makeGlobalId(domainId, localPadId) {
+  return [domainId, localPadId].map(String).join('$');
+}
+
+function globalToLocalId(globalId) {
+  var parts = globalId.split('$');
+  if (parts.length == 1) {
+    return parts[0];
+  } else {
+    return parts[1];
+  }
+}
+
+function getLocalPadId(pad) {
+  var globalId = pad.getId();
+  return globalToLocalId(globalId);
+}
+
+function isProPadId(globalPadId) {
+  return (globalPadId.indexOf("$") > 0);
+}
+
+function isProPad(pad) {
+  return isProPadId(pad.getId());
+}
+
+function getDomainId(globalPadId) {
+  var parts = globalPadId.split("$");
+  if (parts.length < 2) {
+    return null;
+  } else {
+    return Number(parts[0]);
+  }
+}
+
+function makeValidLocalPadId(str) {
+  return str.replace(/[^a-zA-Z0-9\-]/g, '-');
+}
+
+function getProDisplayTitle(localPadId, title) {
+  if (title) {
+    return title;
+  }
+  if (stringutils.isNumeric(localPadId)) {
+    return ("Untitled "+localPadId);
+  } else {
+    return (localPadId);
+  }
+}
+