Introduction¶
pycsw is an OARec and OGC CSW server implementation written in Python.
Features¶
implements OGC API - Records - Part 1: Core
implements OGC API - Features - Part 3: Filtering
implements Common Query Language (CQL2)
certified OGC Compliant and OGC Reference Implementation for both CSW 2.0.2 and CSW 3.0.0
harvesting support for WMS, WFS, WCS, WPS, WAF, CSW, SOS
implements INSPIRE Discovery Services 3.0
implements ISO Metadata Application Profile 1.0.0
implements FGDC CSDGM Application Profile for CSW 2.0
implements the Search/Retrieval via URL (SRU) search protocol
implements Full Text Search capabilities
implements OGC OpenSearch Geo and Time Extensions
implements Open Archives Initiative Protocol for Metadata Harvesting
supports ISO, Dublin Core, DIF, FGDC, Atom, GM03 and DataCite metadata models
CGI or WSGI deployment
simple configuration
transactional capabilities (OGC API - Records and CSW-T)
flexible repository configuration
GeoNode connectivity
HHypermap connectivity
Open Data Catalog connectivity
CKAN connectivity
federated catalogue distributed searching
realtime XML Schema validation
extensible profile plugin architecture
Standards Support¶
Standard |
Version(s) |
---|---|
1.0 |
|
draft |
|
OGC API - Features - Part 4: Create, Replace, Update and Delete |
draft |
2.0.2/3.0.0 |
|
1.1.0/2.0.0 |
|
1.0.0/2.0.0 |
|
3.1.1 |
|
1.2.1 |
|
1.0 |
|
1.1 |
|
1.2 |
|
2003 |
|
2007 |
|
2005 |
|
9.7 |
|
1998 |
|
2.1 |
|
1.1 |
|
1.0 |
|
2.0 |
|
4.3 |
OGC API - Records support¶
Part 1: Core
OGC API - Features support¶
Part 3: Filtering
Part 4: Create, Replace, Update and Delete
CQL¶
Common Query Language (CQL2)
Supported Output Formats¶
JSON (default)
XML
Supported Filters¶
q
datetime
filter / filter-lang (CQL)
bbox
all properties (
property=value
)
Paging¶
limit
offset
CSW Support¶
Supported Operations¶
Request |
Optionality |
Supported |
HTTP method binding(s) |
---|---|---|---|
GetCapabilities |
mandatory |
yes |
GET (KVP) / POST (XML) / SOAP |
DescribeRecord |
mandatory |
yes |
GET (KVP) / POST (XML) / SOAP |
GetRecords |
mandatory |
yes |
GET (KVP) / POST (XML) / SOAP |
GetRecordById |
optional |
yes |
GET (KVP) / POST (XML) / SOAP |
GetRepositoryItem |
optional |
yes |
GET (KVP) |
GetDomain |
optional |
yes |
GET (KVP) / POST (XML) / SOAP |
Harvest |
optional |
yes |
GET (KVP) / POST (XML) / SOAP |
UnHarvest |
optional |
no |
|
Transaction |
optional |
yes |
POST (XML) / SOAP |
Note
Asynchronous processing supported for GetRecords and Harvest requests (via csw:ResponseHandler
)
Note
Supported Harvest Resource Types are listed in Transactions using CSW
Supported Output Formats¶
XML (default)
JSON
Supported Output Schemas¶
Dublin Core
ISO 19139
FGDC CSDGM
NASA DIF
Atom
GM03
DataCite
Supported Sorting Functionality¶
ogc:SortBy
ascending or descending
aspatial (queryable properties)
spatial (geometric area)
Supported Filters¶
Full Text Search¶
csw:AnyText
Geometry Operands¶
gml:Point
gml:LineString
gml:Polygon
gml:Envelope
Note
Coordinate transformations are supported
Spatial Operators¶
BBOX
Beyond
Contains
Crosses
Disjoint
DWithin
Equals
Intersects
Overlaps
Touches
Within
Logical Operators¶
Between
EqualTo
LessThanEqualTo
GreaterThan
Like
LessThan
GreaterThanEqualTo
NotEqualTo
NullCheck
Functions¶
length
lower
ltrim
rtrim
trim
upper
OAI-PMH Support¶
Supported Operations¶
GetRecord
Identify
ListIdentifiers
ListMetadataFormats
ListRecords
ListSets
Supported Filters¶
from
until
set
Paging¶
resumptionToken