1 files changed, 133 insertions, 0 deletions
diff --git a/mailnews/base/content/markByDate.js b/mailnews/base/content/markByDate.js
new file mode 100644
index 000000000..9a35f64a5
--- /dev/null
+++ b/mailnews/base/content/markByDate.js
@@ -0,0 +1,133 @@
+/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+var MILLISECONDS_PER_HOUR   = 60 * 60 * 1000;
+var MICROSECONDS_PER_DAY    = 1000 * MILLISECONDS_PER_HOUR * 24;
+
+function onLoad()
+{
+  var upperDateBox = document.getElementById("upperDate");
+  // focus the upper bound control - this is where we expect most users to enter
+  // a date
+  upperDateBox.focus();
+
+  // and give it an initial date - "yesterday"
+  var initialDate = new Date();
+  initialDate.setHours( 0 );
+  initialDate.setTime( initialDate.getTime() - MILLISECONDS_PER_HOUR );
+    // note that this is sufficient - though it is at the end of the previous day,
+    // we convert it to a date string, and then the time part is truncated
+  upperDateBox.value = convertDateToString( initialDate );
+  upperDateBox.select();  // allows to start overwriting immediately
+}
+
+function onAccept()
+{
+  // get the times as entered by the user
+  var lowerDateString = document.getElementById( "lowerDate" ).value;
+  // the fallback for the lower bound, if not entered, is the "beginning of
+  // time" (1970-01-01), which actually is simply 0 :)
+  var prLower = lowerDateString ? convertStringToPRTime( lowerDateString ) : 0;
+
+  var upperDateString = document.getElementById( "upperDate" ).value;
+  var prUpper;
+  if ( upperDateString == "" )
+  {
+    // for the upper bound, the fallback is "today".
+    var dateThisMorning = new Date();
+    dateThisMorning.setMilliseconds( 0 );
+    dateThisMorning.setSeconds( 0 );
+    dateThisMorning.setMinutes( 0 );
+    dateThisMorning.setHours( 0 );
+    // Javascript time is in milliseconds, PRTime is in microseconds
+    prUpper = dateThisMorning.getTime() * 1000;
+  }
+  else
+    prUpper = convertStringToPRTime( upperDateString );
+
+  // for the upper date, we have to do a correction:
+  // if the user enters a date, then she means (hopefully) that all messages sent
+  // at this day should be marked, too, but the PRTime calculated from this would
+  // point to the beginning of the day. So we need to increment it by
+  // [number of micro seconds per day]. This will denote the first microsecond of
+  // the next day then, which is later used as exclusive boundary
+  prUpper += MICROSECONDS_PER_DAY;
+
+  markInDatabase( prLower, prUpper );
+
+  return true;  // allow closing
+}
+
+/** marks all headers in the database, whose time is between the two
+  given times, as read.
+  @param lower
+    PRTime for the lower bound - this boundary is inclusive
+  @param upper
+    PRTime for the upper bound - this boundary is exclusive
+*/
+function markInDatabase( lower, upper )
+{
+  var messageFolder;
+  var messageDatabase;
+  // extract the database
+  if ( window.arguments && window.arguments[0] )
+  {
+    messageFolder = window.arguments[0];
+    messageDatabase = messageFolder.msgDatabase;
+  }
+
+  if ( !messageDatabase )
+  {
+    dump( "markByDate::markInDatabase: there /is/ no database to operate on!\n" );
+    return;
+  }
+
+  // the headers which are going to be marked
+  var headers = Components.classes["@mozilla.org/array;1"].createInstance( Components.interfaces.nsIMutableArray );
+  var searchSession = Components.classes["@mozilla.org/messenger/searchSession;1"].createInstance( Components.interfaces.nsIMsgSearchSession );
+  var searchTerms = Components.classes["@mozilla.org/array;1"].createInstance( Components.interfaces.nsIMutableArray );
+  searchSession.addScopeTerm( Components.interfaces.nsMsgSearchScope.offlineMail, messageFolder );
+
+  const nsMsgSearchAttrib = Components.interfaces.nsMsgSearchAttrib;
+  const nsMsgSearchOp = Components.interfaces.nsMsgSearchOp;
+
+  var searchTerm = searchSession.createTerm();
+  searchTerm.attrib = nsMsgSearchAttrib.Date;
+  searchTerm.op = nsMsgSearchOp.IsBefore;
+  var value = searchTerm.value;
+  value.attrib = nsMsgSearchAttrib.Date;
+  value.date = upper;
+  searchTerm.value = value;
+  searchTerms.appendElement( searchTerm, false );
+
+  if ( lower )
+  {
+    searchTerm = searchSession.createTerm();
+    searchTerm.booleanAnd = true;
+    searchTerm.attrib = nsMsgSearchAttrib.Date;
+    searchTerm.op = nsMsgSearchOp.IsAfter;
+    value = searchTerm.value;
+    value.attrib = nsMsgSearchAttrib.Date;
+    value.date = lower;
+    searchTerm.value = value;
+    searchTerms.appendElement( searchTerm, false );
+  }
+
+  var filterEnumerator = messageDatabase.getFilterEnumerator( searchTerms );
+  
+  if ( filterEnumerator )
+  {
+    var keepGoing;
+    var numMatches = {};
+    do
+    {
+      keepGoing = messageDatabase.nextMatchingHdrs(filterEnumerator, 0, 0, headers, numMatches);
+    }
+    while ( keepGoing );
+  }
+
+  if ( headers.length )
+    messageFolder.markMessagesRead( headers, true );
+}