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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /testing/web-platform/tests/annotation-protocol/tools/protocol-server.py | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'testing/web-platform/tests/annotation-protocol/tools/protocol-server.py')
-rwxr-xr-x | testing/web-platform/tests/annotation-protocol/tools/protocol-server.py | 435 |
1 files changed, 435 insertions, 0 deletions
diff --git a/testing/web-platform/tests/annotation-protocol/tools/protocol-server.py b/testing/web-platform/tests/annotation-protocol/tools/protocol-server.py new file mode 100755 index 000000000..e74e323f7 --- /dev/null +++ b/testing/web-platform/tests/annotation-protocol/tools/protocol-server.py @@ -0,0 +1,435 @@ +# protocol-server +# +# a reference implementation of the Web Annotation Protocol +# +# Developed by Benjamin Young (@bigbulehat) and Shane McCarron (@halindrome). +# Sponsored by Spec-Ops (https://spec-ops.io) +# +# Copyright (c) 2016 Spec-Ops +# +# for license information, see http://www.w3.org/Consortium/Legal/2008/04-testsuite-copyright.html + +import os +import sys + +here = os.path.abspath(os.path.split(__file__)[0]) +repo_root = os.path.abspath(os.path.join(here, os.pardir, os.pardir)) + +sys.path.insert(0, os.path.join(repo_root, "tools")) +sys.path.insert(0, os.path.join(repo_root, "tools", "six")) +sys.path.insert(0, os.path.join(repo_root, "tools", "html5lib")) +sys.path.insert(0, os.path.join(repo_root, "tools", "wptserve")) +sys.path.insert(0, os.path.join(repo_root, "tools", "pywebsocket", "src")) +sys.path.insert(0, os.path.join(repo_root, "tools", "py")) +sys.path.insert(0, os.path.join(repo_root, "tools", "pytest")) +sys.path.insert(0, os.path.join(repo_root, "tools", "webdriver")) + +import hashlib +import json +import urlparse +import uuid + +import wptserve + +myprotocol = 'http' +myhost = 'localhost' +port = 8080 +doc_root = os.path.join(repo_root, "annotation-protocol", "files", "") +container_path = doc_root + 'annotations/' + +URIroot = myprotocol + '://' + myhost + ':{0}'.format(port) + +per_page = 10 + +MEDIA_TYPE = 'application/ld+json; profile="http://www.w3.org/ns/anno.jsonld"' +# Prefer header variants +PREFER_MINIMAL_CONTAINER = "http://www.w3.org/ns/ldp#PreferMinimalContainer" +PREFER_CONTAINED_IRIS = "http://www.w3.org/ns/oa#PreferContainedIRIs" +PREFER_CONTAINED_DESCRIPTIONS = \ + "http://www.w3.org/ns/oa#PreferContainedDescriptions" + + +# dictionary for annotations that we create on the fly +tempAnnotations = {} + +def extract_preference(prefer): + """Extracts the parameters from a Prefer header's value + >>> extract_preferences('return=representation;include="http://www.w3.org/ns/ldp#PreferMinimalContainer http://www.w3.org/ns/oa#PreferContainedIRIs"') + {"return": "representation", "include": ["http://www.w3.org/ns/ldp#PreferMinimalContainer", "http://www.w3.org/ns/oa#PreferContainedIRIs"]} + """ + obj = {} + if prefer: + params = prefer.split(';') + for p in params: + key, value = p.split('=') + obj[key] = value.strip('"').split(' ') + return obj + + +def dump_json(obj): + return json.dumps(obj, indent=4, sort_keys=True) + +def add_cors_headers(resp): + headers_file = doc_root + 'annotations/cors.headers' + resp.headers.update(load_headers_from_file(headers_file)) + +def load_headers_from_file(path): + headers = [] + with open(path, 'r') as header_file: + data = header_file.read() + headers = [tuple(item.strip() for item in line.split(":", 1)) + for line in data.splitlines() if line] + return headers + +def annotation_files(): + files = [] + for file in os.listdir(container_path): + if file.endswith('.jsonld') or file.endswith('.json'): + files.append(file) + for item in list(tempAnnotations.keys()): + files.append(item) + return files + + +def annotation_iris(skip=0): + iris = [] + for filename in annotation_files(): + iris.append(URIroot + '/annotations/' + filename) + return iris[skip:][:per_page] + + +def annotations(skip=0): + annotations = [] + files = annotation_files() + for file in files: + if file.startswith("temp-"): + annotations.append(json.loads(tempAnnotations[file])) + else: + with open(container_path + file, 'r') as annotation: + annotations.append(json.load(annotation)) + return annotations + + +def total_annotations(): + return len(annotation_files()) + + +@wptserve.handlers.handler +def collection_get(request, response): + """Annotation Collection handler. NOTE: This also routes paging requests""" + + # Paginate if requested + qs = urlparse.parse_qs(request.url_parts.query) + if 'page' in qs: + return page(request, response) + + # stub collection + collection_json = { + "@context": [ + "http://www.w3.org/ns/anno.jsonld", + "http://www.w3.org/ns/ldp.jsonld" + ], + "id": URIroot + "/annotations/", + "type": ["BasicContainer", "AnnotationCollection"], + "total": 0, + "label": "A Container for Web Annotations", + "first": URIroot + "/annotations/?page=0" + } + + last_page = (total_annotations() / per_page) - 1 + collection_json['last'] = URIroot + "/annotations/?page={0}".format(last_page) + + # Default Container format SHOULD be PreferContainedDescriptions + preference = extract_preference(request.headers.get('Prefer')) + if 'include' in preference: + preference = preference['include'] + else: + preference = None + + collection_json['total'] = total_annotations() + # TODO: calculate last page and add it's page number + + if (qs.get('iris') and qs.get('iris')[0] is '1') \ + or (preference and PREFER_CONTAINED_IRIS in preference): + return_iris = True + else: + return_iris = False + + # only PreferContainedIRIs has unqiue content + if return_iris: + collection_json['id'] += '?iris=1' + collection_json['first'] += '&iris=1' + collection_json['last'] += '&iris=1' + + if preference and PREFER_MINIMAL_CONTAINER not in preference: + if return_iris: + collection_json['first'] = annotation_iris() + else: + collection_json['first'] = annotations() + + collection_headers_file = doc_root + 'annotations/collection.headers' + add_cors_headers(response) + response.headers.update(load_headers_from_file(collection_headers_file)) + # this one's unique per request + response.headers.set('Content-Location', collection_json['id']) + return dump_json(collection_json) + + +@wptserve.handlers.handler +def collection_head(request, response): + container_path = doc_root + request.request_path + if os.path.isdir(container_path): + response.status = 200 + else: + response.status = 404 + + add_cors_headers(response) + headers_file = doc_root + 'annotations/collection.headers' + for header, value in load_headers_from_file(headers_file): + response.headers.append(header, value) + + response.content = None + + +@wptserve.handlers.handler +def collection_options(request, response): + container_path = doc_root + request.request_path + if os.path.isdir(container_path): + response.status = 200 + else: + response.status = 404 + + add_cors_headers(response) + headers_file = doc_root + 'annotations/collection.options.headers' + for header, value in load_headers_from_file(headers_file): + response.headers.append(header, value) + + response.content = "Collection Options\n"; + + +def page(request, response): + page_json = { + "@context": "http://www.w3.org/ns/anno.jsonld", + "id": URIroot + "/annotations/", + "type": "AnnotationPage", + "partOf": { + "id": URIroot + "/annotations/", + "total": 42023 + }, + "next": URIroot + "/annotations/", + "items": [ + ] + } + + add_cors_headers(response) + headers_file = doc_root + 'annotations/collection.headers' + response.headers.update(load_headers_from_file(headers_file)) + + qs = urlparse.parse_qs(request.url_parts.query) + page_num = int(qs.get('page')[0]) + page_json['id'] += '?page={0}'.format(page_num) + + total = total_annotations() + so_far = (per_page * (page_num+1)) + remaining = total - so_far + + if page_num != 0: + page_json['prev'] = URIroot + '/annotations/?page={0}'.format(page_num-1) + + page_json['partOf']['total'] = total + + if remaining > per_page: + page_json['next'] += '?page={0}'.format(page_num+1) + else: + del page_json['next'] + + if qs.get('iris') and qs.get('iris')[0] is '1': + page_json['items'] = annotation_iris(so_far) + page_json['id'] += '&iris=1' + if 'prev' in page_json: + page_json['prev'] += '&iris=1' + if 'next' in page_json: + page_json['next'] += '&iris=1' + else: + page_json['items'] = annotations(so_far) + + return dump_json(page_json) + + +@wptserve.handlers.handler +def annotation_get(request, response): + """Individual Annotations""" + requested_file = doc_root + request.request_path[1:] + base = os.path.basename( requested_file ) + + headers_file = doc_root + 'annotations/annotation.headers' + + if base.startswith("temp-") and tempAnnotations[base]: + response.headers.update(load_headers_from_file(headers_file)) + response.headers.set('Etag', hashlib.sha1(base).hexdigest()) + data = dump_json(tempAnnotations[base]) + if data != "" : + response.content = data + response.status = 200 + else: + response.content = "" + response.status = 404 + elif os.path.isfile(requested_file): + response.headers.update(load_headers_from_file(headers_file)) + # Calculate ETag using Apache httpd's default method (more or less) + # http://www.askapache.info//2.3/mod/core.html#fileetag + statinfo = os.stat(requested_file) + etag = "{0}{1}{2}".format(statinfo.st_ino, statinfo.st_mtime, + statinfo.st_size) + # obfuscate so we don't leak info; hexdigest for string compatibility + response.headers.set('Etag', hashlib.sha1(etag).hexdigest()) + + with open(requested_file, 'r') as data_file: + data = data_file.read() + response.content = data + response.status = 200 + else: + response.content = 'Not Found' + response.status = 404 + + add_cors_headers(response) + + +@wptserve.handlers.handler +def annotation_head(request, response): + requested_file = doc_root + request.request_path[1:] + base = os.path.basename(requested_file) + + headers_file = doc_root + 'annotations/annotation.options.headers' + + if base.startswith("temp-") and tempAnnotations[base]: + response.status = 200 + response.headers.update(load_headers_from_file(headers_file)) + elif os.path.isfile(requested_file): + response.status = 200 + response.headers.update(load_headers_from_file(headers_file)) + else: + response.status = 404 + + add_cors_headers(response) + response.content = "Annotation Options\n" + +@wptserve.handlers.handler +def annotation_options(request, response): + requested_file = doc_root + request.request_path[1:] + base = os.path.basename(requested_file) + + headers_file = doc_root + 'annotations/annotation.options.headers' + + if base.startswith("temp-") and tempAnnotations[base]: + response.status = 200 + response.headers.update(load_headers_from_file(headers_file)) + elif os.path.isfile(requested_file): + response.status = 200 + response.headers.update(load_headers_from_file(headers_file)) + else: + response.status = 404 + + add_cors_headers(response) + response.content = "Annotation Options\n" + + +def create_annotation(body): + # TODO: verify media type is JSON of some kind (at least) + incoming = json.loads(body) + id = "temp-"+str(uuid.uuid4()) + if 'id' in incoming: + incoming['canonical'] = incoming['id'] + incoming['id'] = URIroot + '/annotations/' + id + + return incoming + + +@wptserve.handlers.handler +def annotation_post(request, response): + incoming = create_annotation(request.body) + newID = incoming['id'] + key = os.path.basename(newID) + + print "post:" + newID + print "post:" + key + + tempAnnotations[key] = dump_json(incoming) + + headers_file = doc_root + 'annotations/annotation.headers' + response.headers.update(load_headers_from_file(headers_file)) + response.headers.append('Location', newID) + add_cors_headers(response) + response.content = dump_json(incoming) + response.status = 201 + +@wptserve.handlers.handler +def annotation_put(request, response): + incoming = create_annotation(request.body) + + # remember it in our local cache too + # tempAnnotations[request.request_path[1:]] = dump_jason(incoming) + newID = incoming['id'] + key = os.path.basename(newID) + + print "put:" + newID + print "put:" + key + + tempAnnotations[key] = dump_json(incoming) + + headers_file = doc_root + 'annotations/annotation.headers' + response.headers.update(load_headers_from_file(headers_file)) + response.headers.append('Location', incoming['id']) + add_cors_headers(response) + response.content = dump_json(incoming) + response.status = 200 + + +@wptserve.handlers.handler +def annotation_delete(request, response): + base = os.path.basename(request.request_path[1:]) + requested_file = doc_root + request.request_path[1:] + + add_cors_headers(response) + + headers_file = doc_root + 'annotations/annotation.headers' + + try: + if base.startswith("temp-"): + if tempAnnotations[base]: + del tempAnnotations[base] + else: + os.remove(requested_file) + response.headers.update(load_headers_from_file(headers_file)) + response.status = 204 + response.content = '' + except OSError: + response.status = 404 + response.content = 'Not Found' + +if __name__ == '__main__': + print 'http://' + myhost + ':{0}/'.format(port) + + routes = [ + ("GET", "", wptserve.handlers.file_handler), + ("GET", "index.html", wptserve.handlers.file_handler), + + # container/collection responses + ("HEAD", "annotations/", collection_head), + ("OPTIONS", "annotations/", collection_options), + ("GET", "annotations/", collection_get), + + # create annotations in the collection + ("POST", "annotations/", annotation_post), + + # single annotation responses + ("HEAD", "annotations/*", annotation_head), + ("OPTIONS", "annotations/*", annotation_options), + ("GET", "annotations/*", annotation_get), + ("PUT", "annotations/*", annotation_put), + ("DELETE", "annotations/*", annotation_delete) + ] + + httpd = wptserve.server.WebTestHttpd(host=myhost, bind_hostname=myhost, port=port, doc_root=doc_root, + routes=routes) + httpd.start(block=True) |