Audit Ably presence when calendar events change
Understand who was active around a meeting when its schedule or status changes.
Trigger
Calendar Event Changes
Triggered when a new calendar event occurs (created, updated, or deleted) in the Outlook calendar.
Action
Get Channel Presence History
This tool retrieves the history of presence messages for a specified channel in ably. it allows you to query presence events on a channel within a given time period.
Why this helps
Rescheduled or canceled meetings can leave uncertainty about participation and follow-up ownership.
- Adds participation context to schedule changes
- Supports clearer follow-up ownership
- Creates an auditable coordination summary
Setup
Build it in a few focused steps.
- 1Connect Outlook and Ably in Notis.
- 2Create an automation that identifies the related channel, retrieves presence history, and summarizes relevant participation signals.
- 3Pick Calendar Event Changes as the trigger.
- 4Choose a report channel and test with one changed event.
Questions about this workflow
Does presence history prove meeting attendance?
No. It reports Ably presence activity available for the chosen channel and period.
Can the time range be customized?
Yes, state the period to inspect in the automation prompt.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link Outlook to Ably. A trigger fires from one place; an action lands in another.
Outlook triggers
Ably actions
Recurring trigger
Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.
Query Batch Presence
This tool enables querying the presence states of multiple channels in a single api request. the api retrieves the member presence details of the specified channels in parallel.
Webhook trigger
Notis starts this workflow when an external tool or custom backend sends an HTTP request.
Query Batch Presence History
This tool enables querying presence history for multiple channels in a single api request. it uses the get endpoint at https://rest.ably.io/presence to retrieve the member presence history details of the specified channels in parallel.
New Contact Added
Triggered when a new contact is added in the Outlook contacts.
Create Ably Channel
Creates a new channel or retrieves an existing channel in ably. this tool allows you to programmatically create and initialize channels for real-time messaging. since ably creates channels implicitly when first used, this action publishes an empty initialization message to create/activate the channel.
Calendar Event Changes
Triggered when a new calendar event occurs (created, updated, or deleted) in the Outlook calendar.
Delete Channel Subscription
This tool allows you to unsubscribe devices or clients from push notifications for specific channels. the operation is asynchronous, so immediate requests after deletion may briefly still return the subscription.
New Calendar Event
Triggered when a new calendar event is created in the Outlook calendar.
Get Channel Details
This tool retrieves metadata and details for a specific channel in ably. it returns a channeldetails object containing information about the channel's status, occupancy, and other metadata. the endpoint provides visibility into channel activity, including metrics such as connections, presence, publishers, and subscribers, and requires appropriate permissions.
New Outlook Message
Triggered when a new message is received in the Outlook mailbox.
Get Channel History
This tool retrieves the message history for a specified ably channel. it uses the get /channels/{channelid}/messages endpoint to return a paginated list of messages in chronological order, subject to parameters such as 'channelid', 'limit', 'direction', 'start', and 'end'. the tool is useful for auditing, recovering missed messages, analyzing channel activity, and debugging message flows. authentication is required via basic or token authentication.
New Sent Message
Triggered when a new message is sent from the Outlook mailbox.
Get Channel Presence History
This tool retrieves the history of presence messages for a specified channel in ably. it allows you to query presence events on a channel within a given time period.
Get Ably Service Time
This tool retrieves the current server time from ably's service in milliseconds since the epoch. it is particularly useful for time synchronization and generating valid tokenrequest timestamps to prevent replay attacks. the endpoint supports multiple content types, handles http errors, network issues, and is a fundamental tool for ensuring accurate timing in ably applications.
Connect any two apps with Notis in the middle.
Outlook and Ably, or any other combination from 1,000+ integrations.
When this happens · Trigger
Do this · Action
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