| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | /* | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * SPDX-License-Identifier: AGPL-3.0-only | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * SPDX-FileCopyrightText: Copyright 2005-2016 Zarafa Deutschland GmbH | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * SPDX-FileCopyrightText: Copyright 2020-2022 grommunio GmbH | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | class TaskRecurrence extends BaseRecurrence { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  | 	 * Timezone info which is always false for task. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | 	 * @var false | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | 	public $tz = false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | 	private $action; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | 	public function __construct(mixed $store, mixed $message) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  | 		$this->store = $store; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  | 		$this->message = $message; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  | 		$properties = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  | 		$properties["entryid"] = PR_ENTRYID; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  | 		$properties["parent_entryid"] = PR_PARENT_ENTRYID; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  | 		$properties["icon_index"] = PR_ICON_INDEX; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  | 		$properties["message_class"] = PR_MESSAGE_CLASS; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  | 		$properties["message_flags"] = PR_MESSAGE_FLAGS; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  | 		$properties["subject"] = PR_SUBJECT; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  | 		$properties["importance"] = PR_IMPORTANCE; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  | 		$properties["sensitivity"] = PR_SENSITIVITY; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  | 		$properties["last_modification_time"] = PR_LAST_MODIFICATION_TIME; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  | 		$properties["status"] = "PT_LONG:PSETID_Task:" . PidLidTaskStatus; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  | 		$properties["percent_complete"] = "PT_DOUBLE:PSETID_Task:" . PidLidPercentComplete; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  | 		$properties["startdate"] = "PT_SYSTIME:PSETID_Task:" . PidLidTaskStartDate; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  | 		$properties["duedate"] = "PT_SYSTIME:PSETID_Task:" . PidLidTaskDueDate; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  | 		$properties["reset_reminder"] = "PT_BOOLEAN:PSETID_Task:0x8107"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  | 		$properties["dead_occurrence"] = "PT_BOOLEAN:PSETID_Task:0x8109"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  | 		$properties["date_completed"] = "PT_SYSTIME:PSETID_Task:" . PidLidTaskDateCompleted; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  | 		$properties["recurring_data"] = "PT_BINARY:PSETID_Task:0x8116"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  | 		$properties["actualwork"] = "PT_LONG:PSETID_Task:0x8110"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  | 		$properties["totalwork"] = "PT_LONG:PSETID_Task:0x8111"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  | 		$properties["complete"] = "PT_BOOLEAN:PSETID_Task:" . PidLidTaskComplete; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  | 		$properties["task_f_creator"] = "PT_BOOLEAN:PSETID_Task:0x811e"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  | 		$properties["owner"] = "PT_STRING8:PSETID_Task:0x811f"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  | 		$properties["recurring"] = "PT_BOOLEAN:PSETID_Task:0x8126"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  | 		$properties["reminder_minutes"] = "PT_LONG:PSETID_Common:" . PidLidReminderDelta; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  | 		$properties["reminder_time"] = "PT_SYSTIME:PSETID_Common:" . PidLidReminderTime; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  | 		$properties["reminder"] = "PT_BOOLEAN:PSETID_Common:" . PidLidReminderSet; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  | 		$properties["private"] = "PT_BOOLEAN:PSETID_Common:" . PidLidPrivate; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  | 		$properties["contacts"] = "PT_MV_STRING8:PSETID_Common:0x853a"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  | 		$properties["contacts_string"] = "PT_STRING8:PSETID_Common:0x8586"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  | 		$properties["categories"] = "PT_MV_STRING8:PS_PUBLIC_STRINGS:Keywords"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  | 		$properties["commonstart"] = "PT_SYSTIME:PSETID_Common:0x8516"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  | 		$properties["commonend"] = "PT_SYSTIME:PSETID_Common:0x8517"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  | 		$properties["commonassign"] = "PT_LONG:PSETID_Common:0x8518"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  | 		$properties["flagdueby"] = "PT_SYSTIME:PSETID_Common:" . PidLidReminderSignalTime; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  | 		$properties["side_effects"] = "PT_LONG:PSETID_Common:0x8510"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  | 		$this->proptags = getPropIdsFromStrings($store, $properties); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  | 		parent::__construct($store, $message); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  | 	 * Function which saves recurrence and also regenerates task if necessary. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  | 	 * @param mixed $recur new recurrence properties | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  | 	 * @return array|bool of properties of regenerated task else false | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  | 	public function setRecurrence(mixed &$recur): array|bool { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  | 		$this->recur = $recur; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  | 		$this->action = &$recur; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  | 		$this->recur["changed_occurrences"] ??= []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  | 		$this->recur["deleted_occurrences"] ??= []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  | 		$this->recur['startocc'] ??= 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  | 		$this->recur['endocc'] ??= 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  | 		// Save recurrence because we need proper startrecurrdate and endrecurrdate | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  | 		$this->saveRecurrence(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  | 		// Update $this->recur with proper startrecurrdate and endrecurrdate updated after saving recurrence | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  | 		$msgProps = mapi_getprops($this->message, [$this->proptags['recurring_data']]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  | 		$recurring_data = $this->parseRecurrence($msgProps[$this->proptags['recurring_data']]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  | 		foreach ($recurring_data as $key => $value) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  | 			$this->recur[$key] = $value; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  | 		$this->setFirstOccurrence(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  | 		// Let's see if next occurrence has to be generated | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  | 		return $this->moveToNextOccurrence(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  | 	 * Sets task object to first occurrence if startdate/duedate of task object is different from first occurrence. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  | 	public function setFirstOccurrence(): void { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  | 		// Check if it is already the first occurrence | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  | 		if ($this->action['start'] == $this->recur["start"]) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  | 			return; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  | 		$items = $this->getNextOccurrence(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  | 		$props = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  | 		$props[$this->proptags['startdate']] = $items[$this->proptags['startdate']]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  | 		$props[$this->proptags['commonstart']] = $items[$this->proptags['startdate']]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  | 		$props[$this->proptags['duedate']] = $items[$this->proptags['duedate']]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  | 		$props[$this->proptags['commonend']] = $items[$this->proptags['duedate']]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  | 		mapi_setprops($this->message, $props); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  | 	 * Function which creates new task as current occurrence and moves the | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  | 	 * existing task to next occurrence. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  | 	 * @return array|bool properties of newly created task if moving to next occurrence succeeds | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  | 	 *                    false if that was last occurrence | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  | 	public function moveToNextOccurrence(): array|bool { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  | 		$result = false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  | 		/* | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  | 		 * Every recurring task should have a 'duedate'. If a recurring task is created with no start/end date | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  | 		 * then we create first two occurrence separately and for first occurrence recurrence has ended. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  | 		 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  | 		if ((empty($this->action['startdate']) && empty($this->action['duedate'])) || | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  | 			($this->action['complete'] == 1) || (isset($this->action['deleteOccurrence']) && $this->action['deleteOccurrence'])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  | 			$nextOccurrence = $this->getNextOccurrence(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  | 			$result = mapi_getprops($this->message, [PR_ENTRYID, PR_PARENT_ENTRYID, PR_STORE_ENTRYID]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  | 			$props = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  | 			if (!empty($nextOccurrence)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  | 				if (!isset($this->action['deleteOccurrence'])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  | 					// Create current occurrence as separate task | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  | 					$result = $this->regenerateTask($this->action['complete']); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  | 				} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  | 				// Set reminder for next occurrence | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  | 				$this->setReminder($nextOccurrence); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  | 				// Update properties for next occurrence | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  | 				$this->action['duedate'] = $props[$this->proptags['duedate']] = $nextOccurrence[$this->proptags['duedate']]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  | 				$this->action['commonend'] = $props[$this->proptags['commonend']] = $nextOccurrence[$this->proptags['duedate']]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  | 				$this->action['startdate'] = $props[$this->proptags['startdate']] = $nextOccurrence[$this->proptags['startdate']]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  | 				$this->action['commonstart'] = $props[$this->proptags['commonstart']] = $nextOccurrence[$this->proptags['startdate']]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  | 				// If current task as been mark as 'Complete' then next occurrence should be incomplete. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  | 				if (isset($this->action['complete']) && $this->action['complete'] == 1) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  | 					$this->action['status'] = $props[$this->proptags["status"]] = olTaskNotStarted; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  | 					$this->action['complete'] = $props[$this->proptags["complete"]] = false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  | 					$this->action['percent_complete'] = $props[$this->proptags["percent_complete"]] = 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  | 				} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  | 				$props[$this->proptags["dead_occurrence"]] = false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  | 			else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  | 				if (isset($this->action['deleteOccurrence']) && $this->action['deleteOccurrence']) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  | 					return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  | 				} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  | 				// Didn't get next occurrence, probably this is the last one, so recurrence ends here | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  | 				$props[$this->proptags["dead_occurrence"]] = true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  | 				$props[$this->proptags["date_completed"]] = $this->action['date_completed']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  | 				$props[$this->proptags["task_f_creator"]] = true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  | 				// OL props | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  | 				$props[$this->proptags["side_effects"]] = 1296; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  | 				$props[$this->proptags["icon_index"]] = 1280; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  | 			mapi_setprops($this->message, $props); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  | 		return $result; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  | 	 * Function which return properties of next occurrence. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  | 	 * @return array|false|null startdate/enddate of next occurrence | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 |  |  | 	public function getNextOccurrence(): mixed { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 |  |  | 		if ($this->recur) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 |  |  | 			// @TODO: fix start of range | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 |  |  | 			$start = $this->messageprops[$this->proptags["duedate"]] ?? $this->action['start']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  | 			$dayend = ($this->recur['term'] == 0x23) ? 0x7FFFFFFF : $this->dayStartOf($this->recur["end"]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 |  |  | 			// Fix recur object | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 |  |  | 			$this->recur['startocc'] = 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 |  |  | 			$this->recur['endocc'] = 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  | 			// Retrieve next occurrence | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 |  |  | 			$items = $this->getItems($start, $dayend, 1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 202 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 203 |  |  | 			return !empty($items) ? $items[0] : false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 204 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 205 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 206 |  |  | 		return null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 208 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 209 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 210 |  |  | 	 * Function which clones current occurrence and sets appropriate properties. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 211 |  |  | 	 * The original recurring item is moved to next occurrence. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 212 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 213 |  |  | 	 * @param bool $markComplete true if existing occurrence has to be marked complete | 
            
                                                                                                            
                            
            
                                    
            
            
                | 214 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 215 |  |  | 	public function regenerateTask(bool $markComplete): array { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 216 |  |  | 		// Get all properties | 
            
                                                                                                            
                            
            
                                    
            
            
                | 217 |  |  | 		$taskItemProps = mapi_getprops($this->message); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 218 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 219 |  |  | 		if (isset($this->action["subject"])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 220 |  |  | 			$taskItemProps[$this->proptags["subject"]] = $this->action["subject"]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 221 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 222 |  |  | 		if (isset($this->action["importance"])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 223 |  |  | 			$taskItemProps[$this->proptags["importance"]] = $this->action["importance"]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 224 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 225 |  |  | 		if (isset($this->action["startdate"])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 226 |  |  | 			$taskItemProps[$this->proptags["startdate"]] = $this->action["startdate"]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 227 |  |  | 			$taskItemProps[$this->proptags["commonstart"]] = $this->action["startdate"]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 228 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 229 |  |  | 		if (isset($this->action["duedate"])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 230 |  |  | 			$taskItemProps[$this->proptags["duedate"]] = $this->action["duedate"]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 231 |  |  | 			$taskItemProps[$this->proptags["commonend"]] = $this->action["duedate"]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 232 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 233 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 234 |  |  | 		$folder = mapi_msgstore_openentry($this->store, $taskItemProps[PR_PARENT_ENTRYID]); | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 235 |  |  | 		$newMessage = mapi_folder_createmessage($folder); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 236 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 237 |  |  | 		$taskItemProps[$this->proptags["status"]] = $markComplete ? olTaskComplete : olTaskNotStarted; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 238 |  |  | 		$taskItemProps[$this->proptags["complete"]] = $markComplete; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 239 |  |  | 		$taskItemProps[$this->proptags["percent_complete"]] = $markComplete ? 1 : 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 240 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 241 |  |  | 		// This occurrence has been marked as 'Complete' so disable reminder | 
            
                                                                                                            
                            
            
                                    
            
            
                | 242 |  |  | 		if ($markComplete) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 243 |  |  | 			$taskItemProps[$this->proptags["reset_reminder"]] = false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 244 |  |  | 			$taskItemProps[$this->proptags["reminder"]] = false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 245 |  |  | 			$taskItemProps[$this->proptags["date_completed"]] = $this->action["date_completed"]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 246 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 247 |  |  | 			unset($this->action[$this->proptags['date_completed']]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 248 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 249 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 250 |  |  | 		// Recurrence ends for this item | 
            
                                                                                                            
                            
            
                                    
            
            
                | 251 |  |  | 		$taskItemProps[$this->proptags["dead_occurrence"]] = true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 252 |  |  | 		$taskItemProps[$this->proptags["task_f_creator"]] = true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 253 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 254 |  |  | 		// OL props | 
            
                                                                                                            
                            
            
                                    
            
            
                | 255 |  |  | 		$taskItemProps[$this->proptags["side_effects"]] = 1296; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 256 |  |  | 		$taskItemProps[$this->proptags["icon_index"]] = 1280; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 257 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 258 |  |  | 		// Copy recipients | 
            
                                                                                                            
                            
            
                                    
            
            
                | 259 |  |  | 		$recipienttable = mapi_message_getrecipienttable($this->message); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 260 |  |  | 		$recipients = mapi_table_queryallrows($recipienttable, [PR_ENTRYID, PR_DISPLAY_NAME, PR_EMAIL_ADDRESS, PR_RECIPIENT_ENTRYID, PR_RECIPIENT_TYPE, PR_SEND_INTERNET_ENCODING, PR_SEND_RICH_INFO, PR_RECIPIENT_DISPLAY_NAME, PR_ADDRTYPE, PR_DISPLAY_TYPE, PR_RECIPIENT_TRACKSTATUS, PR_RECIPIENT_TRACKSTATUS_TIME, PR_RECIPIENT_FLAGS, PR_ROWID]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 261 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 262 |  |  | 		$copy_to_recipientTable = mapi_message_getrecipienttable($newMessage); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 263 |  |  | 		$copy_to_recipientRows = mapi_table_queryallrows($copy_to_recipientTable, [PR_ROWID]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 264 |  |  | 		foreach ($copy_to_recipientRows as $recipient) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 265 |  |  | 			mapi_message_modifyrecipients($newMessage, MODRECIP_REMOVE, [$recipient]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 266 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 267 |  |  | 		mapi_message_modifyrecipients($newMessage, MODRECIP_ADD, $recipients); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 268 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 269 |  |  | 		// Copy attachments | 
            
                                                                                                            
                            
            
                                    
            
            
                | 270 |  |  | 		$attachmentTable = mapi_message_getattachmenttable($this->message); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 271 |  |  | 		if ($attachmentTable) { | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 272 |  |  | 			$attachments = mapi_table_queryallrows($attachmentTable, [PR_ATTACH_NUM, PR_ATTACH_SIZE, PR_ATTACH_LONG_FILENAME, PR_ATTACHMENT_HIDDEN, PR_DISPLAY_NAME, PR_ATTACH_METHOD]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 273 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 274 |  |  | 			foreach ($attachments as $attach_props) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 275 |  |  | 				$attach_old = mapi_message_openattach($this->message, (int) $attach_props[PR_ATTACH_NUM]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 276 |  |  | 				$attach_newResourceMsg = mapi_message_createattach($newMessage); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 277 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 278 |  |  | 				mapi_copyto($attach_old, [], [], $attach_newResourceMsg, 0); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 279 |  |  | 				mapi_savechanges($attach_newResourceMsg); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 280 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 281 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 282 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 283 |  |  | 		mapi_setprops($newMessage, $taskItemProps); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 284 |  |  | 		mapi_savechanges($newMessage); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 285 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 286 |  |  | 		// Update body of original message | 
            
                                                                                                            
                            
            
                                    
            
            
                | 287 |  |  | 		$msgbody = mapi_openproperty($this->message, PR_BODY); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 288 |  |  | 		$msgbody = trim($msgbody, "\0"); | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 289 |  |  | 		$separator = "------------\r\n"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 290 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 291 |  |  | 		if (!empty($msgbody) && strrpos($msgbody, $separator) === false) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 292 |  |  | 			$msgbody = $separator . $msgbody; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 293 |  |  | 			$stream = mapi_openproperty($this->message, PR_BODY, IID_IStream, STGM_TRANSACTED, 0); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 294 |  |  | 			mapi_stream_setsize($stream, strlen($msgbody)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 295 |  |  | 			mapi_stream_write($stream, $msgbody); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 296 |  |  | 			mapi_stream_commit($stream); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 297 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 298 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 299 |  |  | 		// We need these properties to notify client | 
            
                                                                                                            
                            
            
                                    
            
            
                | 300 |  |  | 		return mapi_getprops($newMessage, [PR_ENTRYID, PR_PARENT_ENTRYID, PR_STORE_ENTRYID]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 301 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 302 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 303 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 304 |  |  | 	 * processOccurrenceItem, adds an item to a list of occurrences, but only if the | 
            
                                                                                                            
                            
            
                                    
            
            
                | 305 |  |  | 	 * resulting occurrence starts or ends in the interval <$start, $end>. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 306 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 307 |  |  | 	 * @param array $items        reference to the array to be added to | 
            
                                                                                                            
                            
            
                                    
            
            
                | 308 |  |  | 	 * @param int   $start        start of timeframe in GMT TIME | 
            
                                                                                                            
                            
            
                                    
            
            
                | 309 |  |  | 	 * @param int   $end          end of timeframe in GMT TIME | 
            
                                                                                                            
                            
            
                                    
            
            
                | 310 |  |  | 	 * @param int   $basedate     (hour/sec/min assumed to be 00:00:00) in LOCAL TIME OF THE OCCURRENCE | 
            
                                                                                                            
                            
            
                                    
            
            
                | 311 |  |  | 	 * @param int   $startocc     start of occurrence since beginning of day in minutes | 
            
                                                                                                            
                            
            
                                    
            
            
                | 312 |  |  | 	 * @param int   $endocc       end of occurrence since beginning of day in minutes | 
            
                                                                                                            
                            
            
                                    
            
            
                | 313 |  |  | 	 * @param int   $tz           the timezone info for this occurrence ( applied to $basedate / $startocc / $endocc ) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 314 |  |  | 	 * @param bool  $reminderonly If TRUE, only add the item if the reminder is set | 
            
                                                                                                            
                            
            
                                    
            
            
                | 315 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 316 |  |  | 	public function processOccurrenceItem(array &$items, mixed $start, int $end, mixed $basedate, mixed $startocc, mixed $endocc, mixed $tz, mixed $reminderonly): ?false { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 317 |  |  | 		if ($basedate > $start) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 318 |  |  | 			$newItem = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 319 |  |  | 			$newItem[$this->proptags['startdate']] = $basedate; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 320 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 321 |  |  | 			// If startdate and enddate are set on task, then slide enddate according to duration | 
            
                                                                                                            
                            
            
                                    
            
            
                | 322 |  |  | 			if (isset($this->messageprops[$this->proptags["startdate"]], $this->messageprops[$this->proptags["duedate"]])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 323 |  |  | 				$newItem[$this->proptags['duedate']] = $newItem[$this->proptags['startdate']] + ($this->messageprops[$this->proptags["duedate"]] - $this->messageprops[$this->proptags["startdate"]]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 324 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 325 |  |  | 			else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 326 |  |  | 				$newItem[$this->proptags['duedate']] = $newItem[$this->proptags['startdate']]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 327 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 328 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 329 |  |  | 			$items[] = $newItem; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 330 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 331 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 332 |  |  | 		return null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 333 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 334 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 335 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 336 |  |  | 	 * Function which marks existing occurrence to 'Complete'. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 337 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 338 |  |  | 	 * @param array $recur array action from client | 
            
                                                                                                            
                            
            
                                    
            
            
                | 339 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 340 |  |  | 	 * @return array|bool of properties of regenerated task else false | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 341 |  |  | 	 */ | 
            
                                                                        
                            
            
                                    
            
            
                | 342 |  |  | 	public function markOccurrenceComplete(array &$recur): array|bool { | 
            
                                                                        
                            
            
                                    
            
            
                | 343 |  |  | 		// Fix timezone object | 
            
                                                                        
                            
            
                                    
            
            
                | 344 |  |  | 		$this->tz = false; | 
            
                                                                        
                            
            
                                    
            
            
                | 345 |  |  | 		$this->action = &$recur; | 
            
                                                                        
                            
            
                                    
            
            
                | 346 |  |  | 		$dead_occurrence = $this->messageprops[$this->proptags['dead_occurrence']] ?? false; | 
            
                                                                        
                            
            
                                    
            
            
                | 347 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 348 |  |  | 		if (!$dead_occurrence) { | 
            
                                                                        
                            
            
                                    
            
            
                | 349 |  |  | 			return $this->moveToNextOccurrence(); | 
            
                                                                        
                            
            
                                    
            
            
                | 350 |  |  | 		} | 
            
                                                                        
                            
            
                                    
            
            
                | 351 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 352 |  |  | 		return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 353 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 354 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 355 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 356 |  |  | 	 * Function which sets reminder on recurring task after existing occurrence has been deleted or marked complete. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 357 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 358 |  |  | 	 * @param mixed $nextOccurrence properties of next occurrence | 
            
                                                                                                            
                            
            
                                    
            
            
                | 359 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 360 |  |  | 	public function setReminder(mixed $nextOccurrence): void { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 361 |  |  | 		$props = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 362 |  |  | 		if (!empty($nextOccurrence)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 363 |  |  | 			// Check if reminder is reset. Default is 'false' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 364 |  |  | 			$reset_reminder = $this->messageprops[$this->proptags['reset_reminder']] ?? false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 365 |  |  | 			$reminder = $this->messageprops[$this->proptags['reminder']]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 366 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 367 |  |  | 			// Either reminder was already set OR reminder was set but was dismissed bty user | 
            
                                                                                                            
                            
            
                                    
            
            
                | 368 |  |  | 			if ($reminder || $reset_reminder) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 369 |  |  | 				// Reminder can be set at any time either before or after the duedate, so get duration between the reminder time and duedate | 
            
                                                                                                            
                            
            
                                    
            
            
                | 370 |  |  | 				$reminder_time = $this->messageprops[$this->proptags['reminder_time']] ?? 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 371 |  |  | 				$reminder_difference = $this->messageprops[$this->proptags['duedate']] ?? 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 372 |  |  | 				$reminder_difference = $reminder_difference - $reminder_time; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 373 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 374 |  |  | 				// Apply duration to next calculated duedate | 
            
                                                                                                            
                            
            
                                    
            
            
                | 375 |  |  | 				$next_reminder_time = $nextOccurrence[$this->proptags['duedate']] - $reminder_difference; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 376 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 377 |  |  | 				$props[$this->proptags['reminder_time']] = $next_reminder_time; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 378 |  |  | 				$props[$this->proptags['flagdueby']] = $next_reminder_time; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 379 |  |  | 				$this->action['reminder'] = $props[$this->proptags['reminder']] = true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 380 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 381 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 382 |  |  | 		else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 383 |  |  | 			// Didn't get next occurrence, probably this is the last occurrence | 
            
                                                                                                            
                            
            
                                    
            
            
                | 384 |  |  | 			$props[$this->proptags['reminder']] = false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 385 |  |  | 			$props[$this->proptags['reset_reminder']] = false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 386 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 387 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 388 |  |  | 		if (!empty($props)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 389 |  |  | 			mapi_setprops($this->message, $props); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 390 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 391 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 392 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 393 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 394 |  |  | 	 * Function which recurring task to next occurrence. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 395 |  |  | 	 * It simply doesn't regenerate task. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 396 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 397 |  |  | 	public function deleteOccurrence(array $action): array|bool { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 398 |  |  | 		$this->tz = false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 399 |  |  | 		$this->action = $action; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 400 |  |  | 		$result = $this->moveToNextOccurrence(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 401 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 402 |  |  | 		mapi_savechanges($this->message); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 403 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 404 |  |  | 		return $result; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 405 |  |  | 	} | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 406 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 407 |  |  |  |