Relaxed the regular expression for DOIs in the scientific extension #910

CHANGELOG.md

@@ -11,14 +11,15 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - 'via' and 'canonical' rel types as options in items.
 - Added clarification about how collection-level asset object properties do not remove the need for item-level asset object properties in the `item-assets` extension ([#880](https://github.com/radiantearth/stac-spec/pull/880))
 - Added [processing extension](extensions/processing/README.md)
-- Added [file info extension](extensions/file/README.md) ([#879](https://github.com/radiantearth/stac-spec/pull/879), [#921](https://github.com/radiantearth/stac-spec/issues/921))
+- Added [file info extension](extensions/file/README.md) ([#879](https://github.com/radiantearth/stac-spec/pull/879), [#921](https://github.com/radiantearth/stac-spec/issues/921))
 - Added additional acquisition parameters in the `sat` extension: sat:platform_international_designator, sat:absolute_orbit, sat:anx_datetime* ([#894](https://github.com/radiantearth/stac-spec/pull/894))
 - Recommendation to enable CORS
 
 ### Changed
 
 - Clarified the role of geometries on items in the label extension
 - Data Cube Extension: Units for STAC dimensions in should now be compliant to UDUNITS-2 units (singular) whenever available.
+- Relaxed the regular expression for DOIs in the scientific extension ([#910](https://github.com/radiantearth/stac-spec/issues/910))
 
 ### Removed
 

extensions/scientific/README.md

@@ -28,7 +28,7 @@ For Items, the fields are placed in the `properties`. For Collections, the field
 
 | Field Name       | Type                 | Description |
 | ---------------- | -------------------- | ----------- |
-| sci:doi          | string               | The DOI name of the data, e.g. `10.1000/xyz123`. This MUST NOT be a DOIs link. For all DOI names respective DOI links SHOULD be added to the links section (see chapter "Relation types"). |
+| sci:doi          | string               | The DOI of the data, e.g. `10.1000/xyz123`. This MUST NOT be a DOIs link. For all DOI names respective DOI links SHOULD be added to the links section (see chapter "Relation types"). |
 | sci:citation     | string               | The recommended human-readable reference (citation) to be used by publications citing the data. No specific citation style is suggested, but the citation should contain all information required to find the publication distinctively. |
 | sci:publications | [[Publication Object](#publication-object)] | List of relevant publications referencing and describing the data. |
 
@@ -38,7 +38,7 @@ For Items, the fields are placed in the `properties`. For Collections, the field
 
 | Field Name | Type   | Description |
 | ---------- | ------ | ----------- |
-| doi        | string | DOI of a publication referencing the data. |
+| doi        | string | The DOI of a publication referencing the data. This MUST NOT be a DOIs link. |
 | citation   | string | Citation of a publication referencing the data. |
 
 **doi** - The DOI name of a publication which describes and references the data. The publications

extensions/scientific/json-schema/schema.json

@@ -68,7 +68,7 @@
         "sci:doi": {
           "type": "string",
           "title": "Data DOI",
-          "pattern": "^(10[.][0-9]{4,}(?:[.][0-9]+)*/(?:(?![%\"#? ])\\S)+)$"
+          "pattern": "^10\\.[0-9a-zA-Z]{4,}/[^\\s]+$"
         }, 
         "sci:citation": {
           "type": "string", 
@@ -83,7 +83,7 @@
               "doi": {
                 "type": "string",
                 "title": "Publication DOI",
-                "pattern": "^(10[.][0-9]{4,}(?:[.][0-9]+)*/(?:(?![%\"#? ])\\S)+)$"
+                "pattern": "^10\\.[0-9a-zA-Z]{4,}/[^\\s]+$"
               }, 
               "citation": { 
                 "type": "string",