move the scheduler to a windows service
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vfedosevich
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5e414136b2
115 changed files with 587 additions and 166 deletions
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// Copyright (c) 2012, Outercurve Foundation.
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// - Redistributions of source code must retain the above copyright notice, this
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// list of conditions and the following disclaimer.
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//
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// - Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// - Neither the name of the Outercurve Foundation nor the names of its
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// contributors may be used to endorse or promote products derived from this
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// software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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// ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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using System;
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using System.Data;
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using System.Collections.Generic;
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using System.Text;
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using System.Xml;
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using WebsitePanel.EnterpriseServer.Base.Scheduling;
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namespace WebsitePanel.EnterpriseServer
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{
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public class SchedulerController
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{
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public static DateTime GetSchedulerTime()
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{
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return DateTime.Now;
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}
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public static List<ScheduleTaskInfo> GetScheduleTasks()
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{
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return ObjectUtils.CreateListFromDataReader<ScheduleTaskInfo>(
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DataProvider.GetScheduleTasks(SecurityContext.User.UserId));
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}
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public static ScheduleTaskInfo GetScheduleTask(string taskId)
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{
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return ObjectUtils.FillObjectFromDataReader<ScheduleTaskInfo>(
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DataProvider.GetScheduleTask(SecurityContext.User.UserId, taskId));
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}
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public static DataSet GetSchedules(int packageId)
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{
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DataSet ds = DataProvider.GetSchedules(SecurityContext.User.UserId, packageId);
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// set status to each returned schedule
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foreach (DataRow dr in ds.Tables[0].Rows)
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{
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dr["StatusID"] = Scheduler.IsScheduleActive((int)dr["ScheduleID"])
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? ScheduleStatus.Running : ScheduleStatus.Idle;
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}
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return ds;
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}
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public static DataSet GetSchedulesPaged(int packageId, bool recursive,
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string filterColumn, string filterValue, string sortColumn, int startRow, int maximumRows)
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{
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DataSet ds = DataProvider.GetSchedulesPaged(SecurityContext.User.UserId, packageId,
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recursive, filterColumn, filterValue, sortColumn, startRow, maximumRows);
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// set status to each returned schedule
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foreach (DataRow dr in ds.Tables[1].Rows)
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{
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dr["StatusID"] = Scheduler.IsScheduleActive((int)dr["ScheduleID"])
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? ScheduleStatus.Running : ScheduleStatus.Idle;
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}
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return ds;
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}
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public static ScheduleInfo GetSchedule(int scheduleId)
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{
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DataSet ds = DataProvider.GetSchedule(SecurityContext.User.UserId, scheduleId);
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ScheduleInfo si = ObjectUtils.FillObjectFromDataView<ScheduleInfo>(ds.Tables[0].DefaultView);
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return si;
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}
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/// <summary>
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/// Gets view configuration for a certain task.
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/// </summary>
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/// <param name="taskId">Task id for which view configuration is intended to be loeaded.</param>
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/// <returns>View configuration for the task with supplied id.</returns>
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public static List<ScheduleTaskViewConfiguration> GetScheduleTaskViewConfigurations(string taskId)
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{
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List<ScheduleTaskViewConfiguration> c = ObjectUtils.CreateListFromDataReader<ScheduleTaskViewConfiguration>(DataProvider.GetScheduleTaskViewConfigurations(taskId));
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return c;
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}
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internal static SchedulerJob GetScheduleComplete(int scheduleId)
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{
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DataSet ds = DataProvider.GetSchedule(SecurityContext.User.UserId, scheduleId);
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return CreateCompleteScheduleFromDataSet(ds);
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}
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internal static SchedulerJob GetNextSchedule()
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{
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DataSet ds = DataProvider.GetNextSchedule();
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return CreateCompleteScheduleFromDataSet(ds);
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}
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internal static SchedulerJob CreateCompleteScheduleFromDataSet(DataSet ds)
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{
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if (ds.Tables[0].Rows.Count == 0)
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return null;
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SchedulerJob schedule = new SchedulerJob();
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// schedule info
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schedule.ScheduleInfo = ObjectUtils.FillObjectFromDataView<ScheduleInfo>(ds.Tables[0].DefaultView);
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// task info
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schedule.Task = ObjectUtils.FillObjectFromDataView<ScheduleTaskInfo>(ds.Tables[1].DefaultView);
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// parameters info
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List<ScheduleTaskParameterInfo> parameters = new List<ScheduleTaskParameterInfo>();
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ObjectUtils.FillCollectionFromDataView<ScheduleTaskParameterInfo>(
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parameters, ds.Tables[2].DefaultView);
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schedule.ScheduleInfo.Parameters = parameters.ToArray();
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return schedule;
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}
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public static ScheduleInfo GetScheduleInternal(int scheduleId)
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{
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return ObjectUtils.FillObjectFromDataReader<ScheduleInfo>(
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DataProvider.GetScheduleInternal(scheduleId));
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}
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public static List<ScheduleTaskParameterInfo> GetScheduleParameters(string taskId, int scheduleId)
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{
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return ObjectUtils.CreateListFromDataReader<ScheduleTaskParameterInfo>(
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DataProvider.GetScheduleParameters(SecurityContext.User.UserId,
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taskId, scheduleId));
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}
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public static int StartSchedule(int scheduleId)
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{
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// check account
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int accountCheck = SecurityContext.CheckAccount(DemandAccount.NotDemo);
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if (accountCheck < 0) return accountCheck;
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SchedulerJob schedule = GetScheduleComplete(scheduleId);
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if (schedule == null)
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return 0;
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Scheduler.StartSchedule(schedule);
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return 0;
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}
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public static int StopSchedule(int scheduleId)
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{
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// check account
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int accountCheck = SecurityContext.CheckAccount(DemandAccount.NotDemo);
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if (accountCheck < 0) return accountCheck;
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SchedulerJob schedule = GetScheduleComplete(scheduleId);
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if (schedule == null)
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return 0;
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Scheduler.StopSchedule(schedule);
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return 0;
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}
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public static void CalculateNextStartTime(ScheduleInfo schedule)
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{
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if (schedule.ScheduleType == ScheduleType.OneTime)
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{
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// start time stay intact
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// we only disable this task for the next time
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schedule.NextRun = schedule.StartTime;
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}
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else if (schedule.ScheduleType == ScheduleType.Interval)
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{
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DateTime lastRun = schedule.LastRun;
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DateTime now = DateTime.Now;
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// the task is running first time by default
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DateTime nextStart = DateTime.Now;
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if (lastRun != DateTime.MinValue)
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{
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// the task is running next times
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nextStart = lastRun.AddSeconds(schedule.Interval);
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}
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if (nextStart < now)
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nextStart = now; // run immediately
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// check if start time is in allowed interval
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DateTime fromTime = new DateTime(now.Year, now.Month, now.Day,
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schedule.FromTime.Hour, schedule.FromTime.Minute, schedule.FromTime.Second);
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DateTime toTime = new DateTime(now.Year, now.Month, now.Day,
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schedule.ToTime.Hour, schedule.ToTime.Minute, schedule.ToTime.Second);
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if (!(nextStart >= fromTime && nextStart <= toTime))
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{
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// run task in the start of the interval, but only tomorrow
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nextStart = fromTime.AddDays(1);
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}
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schedule.NextRun = nextStart;
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}
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else if (schedule.ScheduleType == ScheduleType.Daily)
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{
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DateTime now = DateTime.Now;
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DateTime startTime = schedule.StartTime;
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DateTime nextStart = new DateTime(now.Year, now.Month, now.Day,
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startTime.Hour, startTime.Minute, startTime.Second);
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if (nextStart < now) // start time is in the past
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nextStart = nextStart.AddDays(1); // run tomorrow
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schedule.NextRun = nextStart;
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}
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else if (schedule.ScheduleType == ScheduleType.Weekly)
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{
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DateTime now = DateTime.Now;
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DateTime startTime = schedule.StartTime;
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DateTime nextStart = new DateTime(now.Year, now.Month, now.Day,
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startTime.Hour, startTime.Minute, startTime.Second);
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int todayWeekDay = (int)now.DayOfWeek;
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nextStart = nextStart.AddDays(schedule.WeekMonthDay - todayWeekDay);
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if (nextStart < now) // start time is in the past
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nextStart = nextStart.AddDays(7); // run next week
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schedule.NextRun = nextStart;
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}
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else if (schedule.ScheduleType == ScheduleType.Monthly)
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{
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DateTime now = DateTime.Now;
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DateTime startTime = schedule.StartTime;
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DateTime nextStart = new DateTime(now.Year, now.Month, now.Day,
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startTime.Hour, startTime.Minute, startTime.Second);
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int todayDay = now.Day;
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nextStart = nextStart.AddDays(schedule.WeekMonthDay - todayDay);
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if (nextStart < now) // start time is in the past
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nextStart = nextStart.AddMonths(1); // run next month
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schedule.NextRun = nextStart;
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}
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}
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public static int AddSchedule(ScheduleInfo schedule)
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{
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// check account
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int accountCheck = SecurityContext.CheckAccount(DemandAccount.NotDemo | DemandAccount.IsActive);
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if (accountCheck < 0) return accountCheck;
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// check quota
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if (PackageController.GetPackageQuota(schedule.PackageId, Quotas.OS_SCHEDULEDTASKS).QuotaExhausted)
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return BusinessErrorCodes.ERROR_OS_SCHEDULED_TASK_QUOTA_LIMIT;
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CalculateNextStartTime(schedule);
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string xmlParameters = BuildParametersXml(schedule.Parameters);
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int scheduleId = DataProvider.AddSchedule(SecurityContext.User.UserId,
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schedule.TaskId, schedule.PackageId, schedule.ScheduleName, schedule.ScheduleTypeId,
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schedule.Interval, schedule.FromTime, schedule.ToTime, schedule.StartTime,
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schedule.NextRun, schedule.Enabled, schedule.PriorityId,
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schedule.HistoriesNumber, schedule.MaxExecutionTime, schedule.WeekMonthDay, xmlParameters);
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// re-schedule tasks
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Scheduler.ScheduleTasks();
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return scheduleId;
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}
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public static int UpdateSchedule(ScheduleInfo schedule)
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{
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// check account
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int accountCheck = SecurityContext.CheckAccount(DemandAccount.NotDemo | DemandAccount.IsActive);
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if (accountCheck < 0) return accountCheck;
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// load original schedule
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ScheduleInfo originalSchedule = GetScheduleInternal(schedule.ScheduleId);
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schedule.LastRun = schedule.LastRun;
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CalculateNextStartTime(schedule);
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string xmlParameters = BuildParametersXml(schedule.Parameters);
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DataProvider.UpdateSchedule(SecurityContext.User.UserId,
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schedule.ScheduleId, schedule.TaskId, schedule.ScheduleName, schedule.ScheduleTypeId,
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schedule.Interval, schedule.FromTime, schedule.ToTime, schedule.StartTime,
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schedule.LastRun, schedule.NextRun, schedule.Enabled, schedule.PriorityId,
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schedule.HistoriesNumber, schedule.MaxExecutionTime, schedule.WeekMonthDay, xmlParameters);
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// re-schedule tasks
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Scheduler.ScheduleTasks();
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return 0;
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}
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private static string BuildParametersXml(ScheduleTaskParameterInfo[] parameters)
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{
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XmlDocument doc = new XmlDocument();
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XmlElement nodeProps = doc.CreateElement("parameters");
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if (parameters != null)
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{
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foreach (ScheduleTaskParameterInfo parameter in parameters)
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{
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XmlElement nodeProp = doc.CreateElement("parameter");
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nodeProp.SetAttribute("id", parameter.ParameterId);
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nodeProp.SetAttribute("value", parameter.ParameterValue);
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nodeProps.AppendChild(nodeProp);
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}
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}
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return nodeProps.OuterXml;
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}
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public static int DeleteSchedule(int scheduleId)
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{
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// check account
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int accountCheck = SecurityContext.CheckAccount(DemandAccount.NotDemo);
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if (accountCheck < 0) return accountCheck;
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// stop schedule if active
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StopSchedule(scheduleId);
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// delete schedule
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DataProvider.DeleteSchedule(SecurityContext.User.UserId, scheduleId);
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// re-schedule tasks
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Scheduler.ScheduleTasks();
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return 0;
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}
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}
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}
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