1 files changed, 120 insertions, 0 deletions
diff --git a/comm/mailnews/base/content/markByDate.js b/comm/mailnews/base/content/markByDate.js
new file mode 100644
index 0000000000..672897f1e1
--- /dev/null
+++ b/comm/mailnews/base/content/markByDate.js
@@ -0,0 +1,120 @@
+/* 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/. */
+
+/* import-globals-from dateFormat.js */
+
+var MILLISECONDS_PER_HOUR = 60 * 60 * 1000;
+var MICROSECONDS_PER_DAY = 1000 * MILLISECONDS_PER_HOUR * 24;
+
+window.addEventListener("load", onLoad);
+
+document.addEventListener("dialogaccept", onAccept);
+
+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);
+}
+
+/**
+ * M arks all headers in the database, whose time is between the two given
+ * times, as read.
+ *
+ * @param {integer} lower - PRTime for the lower bound (inclusive).
+ * @param {integer} upper - PRTime for the upper bound (exclusive).
+ */
+function markInDatabase(lower, upper) {
+  let messageFolder;
+  let 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;
+  }
+
+  let searchSession = Cc[
+    "@mozilla.org/messenger/searchSession;1"
+  ].createInstance(Ci.nsIMsgSearchSession);
+  let searchTerms = [];
+  searchSession.addScopeTerm(Ci.nsMsgSearchScope.offlineMail, messageFolder);
+
+  const nsMsgSearchAttrib = Ci.nsMsgSearchAttrib;
+  const nsMsgSearchOp = Ci.nsMsgSearchOp;
+
+  let searchTerm = searchSession.createTerm();
+  searchTerm.attrib = nsMsgSearchAttrib.Date;
+  searchTerm.op = nsMsgSearchOp.IsBefore;
+  let value = searchTerm.value;
+  value.attrib = nsMsgSearchAttrib.Date;
+  value.date = upper;
+  searchTerm.value = value;
+  searchTerms.push(searchTerm);
+
+  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.push(searchTerm);
+  }
+
+  let msgEnumerator = messageDatabase.getFilterEnumerator(searchTerms);
+  let headers = [...msgEnumerator];
+
+  if (headers.length) {
+    messageFolder.markMessagesRead(headers, true);
+  }
+}