Merge pull request #340 from radiantearth/dev

[WIP] Release 0.6.0 final

.circleci/config.yml

@@ -1,27 +1,38 @@
-
 version: 2
 jobs:
   build:
     docker:
-      - image: circleci/node:4
+      - image: circleci/python:3.6.4
 
-    working_directory: ~/repo
+    working_directory: ~/stac
 
     steps:
       - checkout
-
+      - run: sudo chown -R circleci:circleci /usr/local/bin
+      - run: sudo chown -R circleci:circleci /usr/local/lib/python3.6/site-packages
+      - restore_cache:
+          key: v2-python-requirements-{{ checksum "requirements.txt" }}
       - run:
           name: install
           command: |
-            cd validation
-            npm install
-      
+            git clone git@github.com:sparkgeo/stac-validator.git ~/stac-validator
+            cd ~/stac-validator
+            pip install -r requirements.txt
+            pip install .
+      - save_cache:
+          key: v2-python-requirements-{{ checksum "requirements.txt" }}
+          paths:
+            - "~/.cache/pip"
+            - "/usr/local/lib/python3.6/site-packages"
       - run:
           name: validate
           command: |
-            cd validation
-            npm run validate_catalog -- -d ../catalog-spec/examples/catalog.json
-            npm run validate_collection -- -d ../collection-spec/examples/sentinel2.json
-            npm run validate_extension -- -s ../extensions/scientific/schema.json -d ../extensions/scientific/example-merraclim.json
-            npm run validate_item -- -d ../item-spec/examples/sample.json
-            # ToDo: More files should be validated
+            python ~/stac-validator/stac_validator.py catalog-spec/examples/catalog.json
+            python ~/stac-validator/stac_validator.py collection-spec/examples/sentinel2.json
+            python ~/stac-validator/stac_validator.py item-spec/examples/sample.json
+            python ~/stac-validator/stac_validator.py item-spec/examples/sample-full.json
+            python ~/stac-validator/stac_validator.py item-spec/examples/sentinel2-sample.json
+            python ~/stac-validator/stac_validator.py item-spec/examples/planet-sample.json
+            python ~/stac-validator/stac_validator.py item-spec/examples/landsat8-sample.json
+            python ~/stac-validator/stac_validator.py item-spec/examples/digitalglobe-sample.json
+            python ~/stac-validator/stac_validator.py item-spec/examples/CBERS_4_MUX_20181029_177_106_L4.json

CHANGELOG.md

@@ -7,40 +7,39 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 ## [Unreleased]
 
 
-## [v0.6.0-rc2] - 2018-10-25
+## [v0.6.0] - 2018-11-06
 
 ### Fixed
-- Reorganized and cleaned up repository
-- Fixed examples throughout
+- Reorganized and cleaned up repository.
+- Fixed examples throughout.
 
 ### Added
-- **Changelog**: This changelog added
+- **Changelog**: This changelog added.
 - **Collections added**: Collections are a type of Catalog with additional fields, such as provider and license. Items must belong to a single Collection.
 - **Extension maturity**: Protocol for providing maturity classification for extensions based on stability and implementations.
-- **Commons extension**: The previous 'Collections' extension is now the 'Commons' extension and allows an Item to inherit properties from it's Collection.
+- **Commons extension**: The previous 'Collections' extension is now the 'Commons' extension and allows an Item to inherit properties from its Collection.
 - **Datetime-range extension**: Extension for providing start and end datetimes.
 - **Scientific extension**: Extension for providings links to scientific publications relating to the data.
-- **rel types**: A list of supported 'rel' types are provided for use when specifying links, 'derived_from' and 'license' types added.
+- **rel types**: A list of supported `rel` types are provided for use when specifying links, `derived_from` and `license` types added.
 - **eo:constellation**: A new field in the EO specification to specify a grouping of platforms.
-- **stac_version**: The stac_version field is required on all Catalogs (and Collections)
+- **stac_version**: The `stac_version` field is required on all Catalogs (and Collections).
 - **JSON schemas**: Added JSON schemas where they were missing.
-- **Single Item extension**: Extension to supply License and Providers for single Items when no collection.
-- **UML Diagram**: See STAC-060-uml.pdf
-- **Development Process**: See process.md for information on the STAC development process
+- **Single Item extension**: Extension to supply License and Providers for single Items when no collection is used.
+- **UML Diagram**: See STAC-060-uml.pdf.
+- **Development Process**: See process.md for information on the STAC development process.
 
 ### Changed
-- **Endpoints**: Main catalog endpoint at /stac, search endpoint now at /stac/search
-- **eo:bands**: The eo:bands field is now an array rather than a dictionary, and has been moved inside of 'properties' in a STAC Item.
-- **Catalog fields**: Catalogs have a smaller number of basic fields: id, stac_version, title (optional), description, and links. The new Collections type contains additional fields.
+- **API**: Main catalog endpoint at `/stac`, search endpoint now at `/stac/search`.
+- **eo:bands**: The `eo:bands` field is now an array rather than a dictionary, and has been moved inside of `properties` in a STAC Item.
+- **Catalog fields**: Catalogs have a smaller number of basic fields: `id`, `stac_version`, `title` (optional), `description`, and `links`. The new Collections type contains additional fields.
 - **links**: The links fields are now an array rather than a dictionary.
 - **properties**: Fields with the data type array or objects are allowed inside the `properties` in a STAC Item.
 - **description**: Description fields now allow formatting with CommonMark.
-- **assets**: Fields changed names: name to title and mime_type to type.
-- **Providers Object in collections**: added a `description` field., renamed `type` to `roles`, change `roles` from string to array and added a `licensor` role.
+- **assets**: Fields changed names: `name` to `title` and `mime_type` to `type`.
 
 ### Removed:
-* **provider**: Provider field in Items got removed. Use Collections instead.
-* **license**: License field in Items got removed. Use Collections instead.
+* **provider**: Provider field in Items got removed. Use Collections or the Single Item extension instead.
+* **license**: License field in Items got removed. Use Collections or the Single Item extension instead.
 
 
 ## [v0.5.2] - 2018-07-12
@@ -107,7 +106,7 @@ Thanks @hgs-msmith, @matthewhanson, @hgs-trutherford, @rouault, @joshfix, @alkam
 
 
 [Unreleased]: https://github.com/radiantearth/stac-spec/compare/master...dev
-[v0.6.0-rc2]: https://github.com/radiantearth/stac-spec/compare/v0.5.2...v0.6.0-rc2
+[v0.6.0]: https://github.com/radiantearth/stac-spec/compare/v0.5.2...v0.6.0
 [v0.5.2]: https://github.com/radiantearth/stac-spec/compare/v0.5.1...v0.5.2
 [v0.5.1]: https://github.com/radiantearth/stac-spec/compare/v0.5.0...v0.5.1
 [v0.5.0]: https://github.com/radiantearth/stac-spec/compare/v0.4.1...v0.5.0

README.md

@@ -108,7 +108,7 @@ Vendors can extend those core fields for the metadata they want to make availabl
 
 #### UML Diagram
 
-A UML diagram of the [STAC model](https://github.com/radiantearth/stac-spec/blob/uml-diagram/STAC-060-uml.pdf) is provided to help with navigating the specification. 
+A UML diagram of the [STAC model](STAC-060-uml.pdf) is provided to help with navigating the specification. 
 
 ## Contributing
 

extensions/eo/README.md

@@ -116,14 +116,12 @@ See [landsat8-merged.json](examples/landsat8-merged.json) for a full example.
   "assets" :{
     "B1": {
       "href": "http://landsat-pds.s3.amazonaws.com/L8/153/025/LC81530252014153LGN00/LC81530252014153LGN00_B1.TIF",
-      "type": "GeoTIFF",
-      "required": true,
+      "type": "image/vnd.stac.geotiff",
       "eo:bands": [0]
     },
     "B2": {
       "href": "http://landsat-pds.s3.amazonaws.com/L8/153/025/LC81530252014153LGN00/LC81530252014153LGN00_B2.TIF",
-      "type": "GeoTIFF",
-      "required": true,
+      "type": "image/vnd.stac.geotiff",
       "eo:bands": [1]
     },
     ...
@@ -133,15 +131,13 @@ See [landsat8-merged.json](examples/landsat8-merged.json) for a full example.
       "name": "1",
       "common_name": "coastal",
       "gsd": 30.0,
-      "accuracy": null,
       "wavelength": 0.44,
       "full_width_half_max": 0.02
     },
     {
       "name": "2",
       "common_name": "blue",
       "gsd": 30.0,
-      "accuracy": null,
       "wavelength": 0.48,
       "full_width_half_max": 0.06
     },
@@ -207,4 +203,4 @@ The [extensions page](../README.md) gives an overview about related extensions.
 ### Placing common fields in Collections
 A lot of EO data will have common metadata across many Items. It is not necessary, but recommended	
 to use the [Commons extension](../commons/README.md) in combination with [STAC Collections](../../collection-spec/README.md).
-The exact metadata that would appear in a STAC Collection record will vary depending on the dataset.
+The exact metadata that would appear in a STAC Collection record will vary depending on the dataset.

extensions/eo/schema.json

@@ -82,7 +82,10 @@
                 },
                 "eo:epsg": {
                   "title": "EPSG code",
-                  "type": "integer"
+                  "type": [
+                    "integer",
+                    "null"
+                  ]
                 },
                 "eo:cloud_cover": {
                   "title": "Cloud Cover",
@@ -121,4 +124,4 @@
       ]
     }
   }
-}
+}

implementations.md

@@ -8,22 +8,41 @@ Browsable online version are usually powered by [stac-browser](https://github.co
 
 ## Static Catalog Examples
 
-### Spacenet (STAC 0.5)
+### Spacenet (STAC 0.6)
 
 [Spacenet](https://spacenetchallenge.github.io/) has made all their imagery available as STAC.
 
-- Catalog: https://s3.amazonaws.com/spacenet-stac/spacenet-dataset.json
-- Browsable online version: https://vigilant-heyrovsky-0d9af8.netlify.com/
+- Catalog: https://s3.amazonaws.com/spacenet-stac/spacenet-repository.json 
+- Browsable online version: https://spacenet-stac.netlify.com/
 - Source code: https://github.com/SpaceNetChallenge/stac-implementation
 
-### CBERS (STAC 0.5)
+### CBERS-4 (STAC 0.6 and 0.5)
 
-[CBERS](https://en.wikipedia.org/wiki/China%E2%80%93Brazil_Earth_Resources_Satellite_program) is maintaining 
-a full STAC Catalog, and keeping it up to date with the spec.
+[CBERS-4](https://en.wikipedia.org/wiki/China%E2%80%93Brazil_Earth_Resources_Satellite_program) is maintaining 
+a full STAC Catalog, and keeping it up to date with the spec for versions 0.6 and 0.5.
+
+The source code is available from https://github.com/fredliporace/cbers-2-stac
+
+STAC items are published to public SNS topics as soon as new scenes are ingested into AWS.
+
+#### STAC 0.6
+
+- Catalog: https://cbers-stac-0-6.s3.amazonaws.com/catalog.json
+- SNS topic: arn:aws:sns:us-east-1:769537946825:cbers-2-stac-0-6-CBERSSTACItemTopic-X1VTPGK5HBZ5
+
+#### STAC 0.5
 
 - Catalog: https://cbers-stac.s3.amazonaws.com/catalog.json
+- SNS topic: arn:aws:sns:us-east-1:769537946825:cbers-2-stac-CBERSSTACItemTopic-N0MZUA5EIQC9
 - Browsable online version: http://cbers-stac.netlify.com/
-- Source code: https://github.com/fredliporace/cbers-2-stac
+
+### Landsat-8 on AWS (STAC 0.6.0)
+
+This catalog contains all Landsat-8 metadata from the [Earth on AWS](https://aws.amazon.com/earth/) program.
+
+- Catalog: https://landsat-stac.s3.amazonaws.com/catalog.json
+- SNS topic: arn:aws:sns:us-west-2:552188055668:landsat-stac
+
 
 ### ISERV (STAC 0.4.1)
 
@@ -34,13 +53,12 @@ a full STAC Catalog, and keeping it up to date with the spec.
 - Browsable online version: http://iserv-stac.netlify.com/
 - Source code: https://github.com/raster-foundry/pystac
 
-### Planet Disaster Data (STAC 0.5)
+### Planet Disaster Data (STAC 0.6)
 
 [Planet](http://planet.com) maintains a very small, hand-built catalog to serve as a reference example
 of the spec.
 
 - Catalog: https://storage.googleapis.com/pdd-stac/disasters/catalog.json
-- Browsable online version: http://planet-stac.netlify.com/
 - Raw catalog files: https://console.cloud.google.com/storage/browser/pdd-stac/disasters/hurricane-harvey/0831/
 - Source code: https://github.com/cholmes/pdd-stac/tree/master/disasters/hurricane-harvey
 
@@ -51,33 +69,45 @@ of the spec.
 - Examples: https://github.com/TDG-Platform/dg-stac/tree/master/examples
 
 ## API (Active Catalog) Examples
-### Boundless STAC Server
+### Boundless STAC Server (0.6.0)
 
-* Items call: http://stac.boundlessgeo.io/stac/search/stac
-* OpenAPI Document: https://app.swaggerhub.com/apis/joshfix/STAC/1.0.0-RC34
+* Search endpoint: https://stac.boundlessgeo.io/search/stac
+* Root catalog: https://stac.boundlessgeo.io/stac
 
-### Harris STAC Server
+### sat-api (0.6.0)
 
-Contains a number of Landsat records:
+Development Seed's [sat-api](https://github.com/sat-utils/sat-api) is an easily deployable open-source API that can ingest data from any STAC static catalog. Development Seed also runs a deployed instance that contains publicly available satellite imagery available on AWS.
 
-* Items call: http://35.160.175.42:8081/items/?limit=10 
-* Can see a particular Landsat item at: http://35.160.175.42:8081/items/LC08_L1TP_040032_20170415_20170501_01_T1
+* Latest release: https://sat-api.developmentseed.org/stac
+* Development release: https://sat-api-dev.developmentseed.org/stac
 
-### Other implementations
+The latest API should contain the latest available STAC version, while the development API will contain the next version (and may not include all items).
 
-* [Geocatalogo](https://github.com/go-spatial/geocatalogo) is a Go implementation of STAC.
 
 ## Ecosystem
 
 Other software related to STAC like validators, crawlers etc.
 
+ * [STAC Validator](https://github.com/sparkgeo/stac-validator) is a Python library for validating STAC catalogs and items.
+ * [sat-stac](https://github.com/sat-utils/sat-stac]) is a Python library and CLI for creating and updating static STAC catalogs.
+ * [sat-search](https://github.com/sat-utils/sat-search) is a Python library and CLI for searching (and saving) a dynamic STAC API.
  * [Serverless STAC Crawler](https://github.com/fredliporace/stac-crawler) is a static STAC crawler that runs on Lambda and SQS integration.
  * [STAC Browser](https://github.com/radiantearth/stac-browser/) generates/renders browsable HTML versions of STAC catalogs.
 
-## Early prototypes / outdated
+## Early prototypes / not updated
 
 A list of software developed as early prototypes for the proof of concept or seem to be outdated (no activity in more than six months).
 
+### Harris STAC Server
+
+Contains a number of Landsat records:
+
+* Items call: http://35.160.175.42:8081/items/?limit=10 
+* Can see a particular Landsat item at: http://35.160.175.42:8081/items/LC08_L1TP_040032_20170415_20170501_01_T1
+
+### Others
+
+* [Geocatalogo](https://github.com/go-spatial/geocatalogo) is a Go implementation of STAC.
 * [Catalog Crawler](https://github.com/radiantearth/community-sprints/tree/master/10252017-boulder-co/catalog-crawler) was done during the [Boulder Sprint](https://github.com/radiantearth/community-sprints/tree/master/10252017-boulder-co), as an early proof of concept.
 * [py-stac](https://github.com/raster-foundry/pystac) was used to create the ISERV catalog. It is still pretty tied to that data type.
 * [go-stac](https://github.com/planetlabs/go-stac) does validation of static catalogs.