nexus-versions.groovy

class NexusRepo {
    static def getPyPiAssetVersions(String baseUrl, String repository, String filter) {
        if (filter == null) {
            filter = ''
        }
        def post = new URL(baseUrl + "/service/extdirect").openConnection();
        
        def message = '{"action":"coreui_Component","method":"readAssets","data":[{"page":1,"start":0,"limit":10000,"sort":[{"property":"name","direction":"ASC"}],"filter":[{"property":"repositoryName","value":"' + 
            repository +'"},{"property":"filter","value":"' + 
            filter + '"}]}],"type":"rpc","tid":35}'
        post.setRequestMethod("POST")
        post.setDoOutput(true)
        post.setRequestProperty("Content-Type", "application/json")
        post.getOutputStream().write(message.getBytes("UTF-8"));
        def postRC = post.getResponseCode();
        if(postRC.equals(200)) {
            def jsonSlurper = new groovy.json.JsonSlurper()
            def object = jsonSlurper.parseText(post.getInputStream().getText())
            assert object instanceof Map
            assert object.result instanceof Map
            def items = []
            for (int i=0; i < object.result.data.size(); i++) {
                items.add(object.result.data[i].attributes.pypi.name + '==' + object.result.data[i].attributes.pypi.version)
            }
            items.sort().reverse()
        }
    }
}

return NexusRepo.getPyPiAssetVersions('http://localhost:8081', 'pypi-internal', null);