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DAAC operators can configure a "default selection" for configure data objects–that is, they can preselect a recommended subset of those, rather than implicitly recommend that the user download everything. This is method #1 of .

Configuration

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:

  • SUBSCRIPTION_ENDPOINT_URL
  • DEFAULT_FULFILLMENT_FREQUENCY

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ECHO forms are configured using the collection-service dialog(s) within the Data Access GUI

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.

Default Parameter Selection


The format of this value is http://x5oml01:30XX/todos

DEFAULT_FULFILLMENT_FREQUENCY (xs:integer) allows the operator to generate subscriptions without having to specify the fulfillment frequency each time. It is specified in seconds.

Note: the minimum period between subscription fulfillments is 1 hour (3600 seconds). The maximum period between them is 68 years (2,147,483,647 seconds).
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Use Cases

Viewing Subscriptions

The "Subscription Management" tab allows an operator to view existing subscriptions.

Clicking on a subscription will reveal the details of its processing instructions in the lower half of the window in a readable format.

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When no subscriptions are present in the database, a message like this might be received:

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Creating a Subscription

Instructions

Expected Result (Earthdata Search Client)

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Expected Result (Earthdata Search Client)


Maximum Parameter Selection


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To add a subscription, click the [Add New Subscription] button on the "Subscription Management" tab. A dialog box will appear containing several empty fields.

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Instructions

Expected Result (Earthdata Search Client)

In the "Add New Subscription Dialog" fill in the required fields "Email" and "CMR Query" (see programmatic access or CMR pages for details on creating CMR queries).

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Clicking on an item in the requests table will populate the processing options fields below with the details of the request.

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Expected Result

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Edit Existing Subscriptions

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To edit an existing subscription, select a subscription, then click the [Edit Subscription] button on the "Subscription Management" tab. A dialog box will appear–populated with the information from the existing subscription.

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Note that the old processing options can be overwritten with those from another request. When a subscription is edited, its ID will change.

Cancel a Subscription

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Cancelling a subscription is done by selecting a subscription from the default view, then clicking the [Cancel Selected Subscription] button.

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Tips & Warnings

Expected Result (Earthdata Search Client)

If unable to connect to the database or retrieve subscriptions, relevant error messages will be shown in the table.Tips & Warnings

  • When troubleshooting, use both the firefox webpage debugger and the Data Access GUI log file (DA_Gui.log).

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