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502 lines
20 KiB
Python
502 lines
20 KiB
Python
"""Contains all the units for the spec."""
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from batesian.units import Units
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import inspect
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import json
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import os
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import re
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import subprocess
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import urllib
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import yaml
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def get_json_schema_object_fields(obj, enforce_title=False):
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# Algorithm:
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# f.e. property => add field info (if field is object then recurse)
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if obj.get("type") != "object":
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raise Exception(
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"get_json_schema_object_fields: Object %s isn't an object." % obj
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)
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if enforce_title and not obj.get("title"):
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raise Exception(
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"get_json_schema_object_fields: Nested object %s doesn't have a title." % obj
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)
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required_keys = obj.get("required")
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if not required_keys:
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required_keys = []
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fields = {
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"title": obj.get("title"),
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"rows": []
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}
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tables = [fields]
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props = obj.get("properties", obj.get("patternProperties"))
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parents = obj.get("allOf")
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if not props and not parents:
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raise Exception(
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"Object %s has no properties or parents." % obj
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)
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if not props: # parents only
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return [{
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"title": obj["title"],
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"parent": parents[0]["$ref"],
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"no-table": True
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}]
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for key_name in sorted(props):
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value_type = None
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required = key_name in required_keys
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desc = props[key_name].get("description", "")
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if props[key_name]["type"] == "object":
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if props[key_name].get("additionalProperties"):
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# not "really" an object, just a KV store
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value_type = (
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"{string: %s}" %
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props[key_name]["additionalProperties"]["type"]
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)
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else:
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nested_object = get_json_schema_object_fields(
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props[key_name],
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enforce_title=True
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)
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value_type = "{%s}" % nested_object[0]["title"]
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if not nested_object[0].get("no-table"):
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tables += nested_object
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elif props[key_name]["type"] == "array":
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# if the items of the array are objects then recurse
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if props[key_name]["items"]["type"] == "object":
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nested_object = get_json_schema_object_fields(
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props[key_name]["items"],
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enforce_title=True
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)
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value_type = "[%s]" % nested_object[0]["title"]
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tables += nested_object
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else:
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value_type = "[%s]" % props[key_name]["items"]["type"]
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else:
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value_type = props[key_name]["type"]
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if props[key_name].get("enum"):
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if len(props[key_name].get("enum")) > 1:
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value_type = "enum"
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desc += (
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" One of: %s" % json.dumps(props[key_name]["enum"])
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)
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else:
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desc += (
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" Must be '%s'." % props[key_name]["enum"][0]
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)
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fields["rows"].append({
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"key": key_name,
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"type": value_type,
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"required": required,
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"desc": desc,
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"req_str": "**Required.** " if required else ""
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})
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return tables
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class MatrixUnits(Units):
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def _load_swagger_meta(self, api, group_name):
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endpoints = []
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for path in api["paths"]:
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for method in api["paths"][path]:
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single_api = api["paths"][path][method]
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full_path = api.get("basePath", "") + path
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endpoint = {
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"title": single_api.get("summary", ""),
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"desc": single_api.get("description", single_api.get("summary", "")),
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"method": method.upper(),
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"path": full_path,
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"requires_auth": "security" in single_api,
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"rate_limited": 429 in single_api.get("responses", {}),
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"req_params": [],
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"res_tables": [],
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"example": {
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"req": "",
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"responses": [],
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"good_response": ""
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}
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}
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self.log(".o.O.o. Endpoint: %s %s" % (method, path))
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for param in single_api.get("parameters", []):
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# description
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desc = param.get("description", "")
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if param.get("required"):
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desc = "**Required.** " + desc
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# assign value expected for this param
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val_type = param.get("type") # integer/string
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refType = Units.prop(param, "schema/$ref/") # Error,Event
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schemaFmt = Units.prop(param, "schema/format") # bytes e.g. uploads
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if not val_type and refType:
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val_type = refType # TODO: Resolve to human-readable.
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if not val_type and schemaFmt:
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val_type = schemaFmt
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if val_type:
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endpoint["req_params"].append({
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"key": param["name"],
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"loc": param["in"],
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"type": val_type,
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"desc": desc
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})
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continue
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# If we're here, either the param has no value or it is an
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# object which we haven't $reffed (so probably just a json
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# object with some keys; we'll add entries f.e one)
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if "schema" not in param:
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raise Exception(
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"API endpoint group=%s path=%s method=%s param=%s"+
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" has no valid parameter value." % (
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group_name, path, method, param
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)
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)
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if Units.prop(param, "schema/type") != "object":
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raise Exception(
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("API endpoint group=%s path=%s method=%s defines a"+
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" param with a schema which isn't an object. Array?")
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% (group_name, path, method)
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)
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# loop top-level json keys
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json_body = Units.prop(param, "schema/properties")
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for key in json_body:
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endpoint["req_params"].append({
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"key": key,
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"loc": "JSON body",
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"type": json_body[key]["type"],
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"desc": json_body[key]["description"]
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})
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# endfor[param]
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# group params by location to ease templating
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endpoint["req_param_by_loc"] = {
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# path: [...], query: [...], body: [...]
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}
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for p in endpoint["req_params"]:
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if p["loc"] not in endpoint["req_param_by_loc"]:
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endpoint["req_param_by_loc"][p["loc"]] = []
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endpoint["req_param_by_loc"][p["loc"]].append(p)
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good_response = None
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for code, res in single_api.get("responses", {}).items():
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if not good_response and code == 200:
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good_response = res
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description = res.get("description", "")
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example = res.get("examples", {}).get("application/json", "")
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if description and example:
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endpoint["example"]["responses"].append({
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"code": code,
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"description": description,
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"example": example,
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})
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# form example request if it has one. It "has one" if all params
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# have either "x-example" or a "schema" with an "example".
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params_missing_examples = [
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p for p in single_api.get("parameters", []) if (
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"x-example" not in p and
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not Units.prop(p, "schema/example")
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)
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]
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if len(params_missing_examples) == 0:
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path_template = api.get("basePath", "") + path
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qps = {}
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body = ""
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for param in single_api.get("parameters", []):
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if param["in"] == "path":
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path_template = path_template.replace(
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"{%s}" % param["name"], urllib.quote(
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param["x-example"]
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)
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)
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elif param["in"] == "body":
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body = param["schema"]["example"]
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elif param["in"] == "query":
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qps[param["name"]] = param["x-example"]
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query_string = "" if len(qps) == 0 else "?"+urllib.urlencode(qps)
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endpoint["example"]["req"] = "%s %s%s\n%s" % (
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method.upper(), path_template, query_string, body
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)
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else:
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self.log(
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"The following parameters are missing examples :( \n %s" %
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[ p["name"] for p in params_missing_examples ]
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)
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# add response params if this API has any.
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if good_response:
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res_type = Units.prop(good_response, "schema/type")
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if res_type and res_type not in ["object", "array"]:
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# response is a raw string or something like that
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endpoint["res_tables"].append({
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"title": None,
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"rows": [{
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"key": good_response["schema"].get("name", ""),
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"type": res_type,
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"desc": res.get("description", "")
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}]
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})
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elif res_type and Units.prop(good_response, "schema/properties"):
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# response is an object:
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schema = good_response["schema"]
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res_tables = get_json_schema_object_fields(schema)
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for table in res_tables:
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if "no-table" not in table:
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endpoint["res_tables"].append(table)
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endpoints.append(endpoint)
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aliases = single_api.get("x-alias", None)
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if aliases:
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alias_link = aliases["canonical-link"]
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for alias in aliases["aliases"]:
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endpoints.append({
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"method": method.upper(),
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"path": alias,
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"alias_for_path": full_path,
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"alias_link": alias_link
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})
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return {
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"base": api.get("basePath"),
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"group": group_name,
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"endpoints": endpoints,
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}
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def load_swagger_apis(self):
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path = "../api/client-server/v1"
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apis = {}
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for filename in os.listdir(path):
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if not filename.endswith(".yaml"):
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continue
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self.log("Reading swagger API: %s" % filename)
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with open(os.path.join(path, filename), "r") as f:
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# strip .yaml
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group_name = filename[:-5]
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api = yaml.load(f.read())
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api["__meta"] = self._load_swagger_meta(api, group_name)
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apis[group_name] = api
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return apis
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def load_common_event_fields(self):
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path = "../event-schemas/schema/v1/core"
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event_types = {}
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for (root, dirs, files) in os.walk(path):
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for filename in files:
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if not filename.endswith(".json"):
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continue
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event_type = filename[:-5] # strip the ".json"
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with open(os.path.join(root, filename)) as f:
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event_info = json.loads(f.read())
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if "event" not in event_type:
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continue # filter ImageInfo and co
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table = {
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"title": event_info["title"],
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"desc": event_info["description"],
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"rows": []
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}
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for prop in sorted(event_info["properties"]):
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row = {
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"key": prop,
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"type": event_info["properties"][prop]["type"],
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"desc": event_info["properties"][prop].get("description","")
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}
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table["rows"].append(row)
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event_types[event_type] = table
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return event_types
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def load_event_examples(self):
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path = "../event-schemas/examples/v1"
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examples = {}
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for filename in os.listdir(path):
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if not filename.startswith("m."):
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continue
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with open(os.path.join(path, filename), "r") as f:
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examples[filename] = json.loads(f.read())
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if filename == "m.room.message#m.text":
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examples["m.room.message"] = examples[filename]
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return examples
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def load_event_schemas(self):
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path = "../event-schemas/schema/v1"
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schemata = {}
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for filename in os.listdir(path):
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if not filename.startswith("m."):
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continue
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self.log("Reading %s" % os.path.join(path, filename))
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with open(os.path.join(path, filename), "r") as f:
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json_schema = json.loads(f.read())
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schema = {
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"typeof": None,
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"typeof_info": "",
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"type": None,
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"title": None,
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"desc": None,
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"msgtype": None,
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"content_fields": [
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# {
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# title: "<title> key"
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# rows: [
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# { key: <key_name>, type: <string>,
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# desc: <desc>, required: <bool> }
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# ]
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# }
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]
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}
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# add typeof
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base_defs = {
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"core#/definitions/room_event": "Message Event",
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"core#/definitions/state_event": "State Event"
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}
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if type(json_schema.get("allOf")) == list:
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schema["typeof"] = base_defs.get(
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json_schema["allOf"][0].get("$ref")
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)
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elif json_schema.get("title"):
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schema["typeof"] = json_schema["title"]
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# add type
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schema["type"] = Units.prop(
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json_schema, "properties/type/enum"
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)[0]
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# add summary and desc
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schema["title"] = json_schema.get("title")
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schema["desc"] = json_schema.get("description", "")
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# walk the object for field info
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schema["content_fields"] = get_json_schema_object_fields(
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Units.prop(json_schema, "properties/content")
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)
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# grab msgtype if it is the right kind of event
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msgtype = Units.prop(
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json_schema, "properties/content/properties/msgtype/enum"
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)
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if msgtype:
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schema["msgtype"] = msgtype[0] # enum prop
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# link to msgtypes for m.room.message
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if schema["type"] == "m.room.message" and not msgtype:
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schema["desc"] += (
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" For more information on ``msgtypes``, see "+
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"`m.room.message msgtypes`_."
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)
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# Assign state key info if it has some
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if schema["typeof"] == "State Event":
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skey_desc = Units.prop(
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json_schema, "properties/state_key/description"
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)
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if not skey_desc:
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raise Exception("Missing description for state_key")
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schema["typeof_info"] = "``state_key``: %s" % skey_desc
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schemata[filename] = schema
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return schemata
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def load_spec_meta(self):
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path = "../CHANGELOG.rst"
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title_part = None
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version = None
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changelog_lines = []
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with open(path, "r") as f:
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prev_line = None
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for line in f.readlines():
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if line.strip().startswith(".. "):
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continue # comment
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if prev_line is None:
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prev_line = line
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continue
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if not title_part:
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# find the title underline (at least 3 =)
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if re.match("^[=]{3,}$", line.strip()):
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title_part = prev_line
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continue
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prev_line = line
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else: # have title, get body (stop on next title or EOF)
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if re.match("^[=]{3,}$", line.strip()):
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# we added the title in the previous iteration, pop it
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# then bail out.
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changelog_lines.pop()
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break
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changelog_lines.append(line)
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# parse out version from title
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for word in title_part.split():
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if re.match("^v[0-9\.]+$", word):
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version = word[1:] # strip the 'v'
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self.log("Version: %s Title part: %s Changelog lines: %s" % (
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version, title_part, len(changelog_lines)
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))
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if not version or len(changelog_lines) == 0:
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raise Exception("Failed to parse CHANGELOG.rst")
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return {
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"version": version,
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"changelog": "".join(changelog_lines)
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}
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def load_git_version(self):
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null = open(os.devnull, 'w')
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cwd = os.path.dirname(os.path.abspath(__file__))
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try:
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git_branch = subprocess.check_output(
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['git', 'rev-parse', '--abbrev-ref', 'HEAD'],
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stderr=null,
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cwd=cwd,
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).strip()
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except subprocess.CalledProcessError:
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git_branch = ""
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try:
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git_tag = subprocess.check_output(
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['git', 'describe', '--exact-match'],
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stderr=null,
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cwd=cwd,
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).strip()
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git_tag = "tag=" + git_tag
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except subprocess.CalledProcessError:
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git_tag = ""
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try:
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git_commit = subprocess.check_output(
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['git', 'rev-parse', '--short', 'HEAD'],
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stderr=null,
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cwd=cwd,
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).strip()
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except subprocess.CalledProcessError:
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git_commit = ""
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try:
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dirty_string = "-this_is_a_dirty_checkout"
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is_dirty = subprocess.check_output(
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['git', 'describe', '--dirty=' + dirty_string, "--all"],
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stderr=null,
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cwd=cwd,
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).strip().endswith(dirty_string)
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git_dirty = "dirty" if is_dirty else ""
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except subprocess.CalledProcessError:
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git_dirty = ""
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git_version = "Unknown"
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if git_branch or git_tag or git_commit or git_dirty:
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git_version = ",".join(
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s for s in
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(git_branch, git_tag, git_commit, git_dirty,)
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if s
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).encode("ascii")
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return {
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"string": git_version,
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"revision": git_commit
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}
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