Mercurial > libervia-backend
annotate libervia/backend/plugins/plugin_comp_ap_gateway/events.py @ 4279:6276242736c3 default tip @
doc (components): Documentation for the new `Conferences` component:
fix 445
| author | Goffi <goffi@goffi.org> |
|---|---|
| date | Fri, 05 Jul 2024 17:18:37 +0200 |
| parents | 0d7bb4df2343 |
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| rev | line source |
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| 3904 | 1 #!/usr/bin/env python3 |
| 2 | |
| 3 # Libervia ActivityPub Gateway | |
| 4 # Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org) | |
| 5 | |
| 6 # This program is free software: you can redistribute it and/or modify | |
| 7 # it under the terms of the GNU Affero General Public License as published by | |
| 8 # the Free Software Foundation, either version 3 of the License, or | |
| 9 # (at your option) any later version. | |
| 10 | |
| 11 # This program is distributed in the hope that it will be useful, | |
| 12 # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 14 # GNU Affero General Public License for more details. | |
| 15 | |
| 16 # You should have received a copy of the GNU Affero General Public License | |
| 17 # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 18 | |
| 19 from typing import Tuple | |
| 20 | |
| 21 import mimetypes | |
| 22 import html | |
| 23 | |
| 24 import shortuuid | |
| 25 from twisted.words.xish import domish | |
| 26 from twisted.words.protocols.jabber import jid | |
| 27 | |
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28 from libervia.backend.core.i18n import _ |
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29 from libervia.backend.core.log import getLogger |
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30 from libervia.backend.core import exceptions |
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31 from libervia.backend.tools.common import date_utils, uri |
| 3904 | 32 |
| 33 from .constants import NS_AP_PUBLIC, TYPE_ACTOR, TYPE_EVENT, TYPE_ITEM | |
| 34 | |
| 35 | |
| 36 log = getLogger(__name__) | |
| 37 | |
| 38 # direct copy of what Mobilizon uses | |
| 39 AP_EVENTS_CONTEXT = { | |
| 40 "@language": "und", | |
| 41 "Hashtag": "as:Hashtag", | |
| 42 "PostalAddress": "sc:PostalAddress", | |
| 43 "PropertyValue": "sc:PropertyValue", | |
| 44 "address": {"@id": "sc:address", "@type": "sc:PostalAddress"}, | |
| 45 "addressCountry": "sc:addressCountry", | |
| 46 "addressLocality": "sc:addressLocality", | |
| 47 "addressRegion": "sc:addressRegion", | |
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48 "anonymousParticipationEnabled": { |
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49 "@id": "mz:anonymousParticipationEnabled", |
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50 "@type": "sc:Boolean", |
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51 }, |
| 3904 | 52 "category": "sc:category", |
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53 "commentsEnabled": {"@id": "pt:commentsEnabled", "@type": "sc:Boolean"}, |
| 3904 | 54 "discoverable": "toot:discoverable", |
| 55 "discussions": {"@id": "mz:discussions", "@type": "@id"}, | |
| 56 "events": {"@id": "mz:events", "@type": "@id"}, | |
| 57 "ical": "http://www.w3.org/2002/12/cal/ical#", | |
| 58 "inLanguage": "sc:inLanguage", | |
| 59 "isOnline": {"@id": "mz:isOnline", "@type": "sc:Boolean"}, | |
| 60 "joinMode": {"@id": "mz:joinMode", "@type": "mz:joinModeType"}, | |
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61 "joinModeType": {"@id": "mz:joinModeType", "@type": "rdfs:Class"}, |
| 3904 | 62 "location": {"@id": "sc:location", "@type": "sc:Place"}, |
| 63 "manuallyApprovesFollowers": "as:manuallyApprovesFollowers", | |
| 64 "maximumAttendeeCapacity": "sc:maximumAttendeeCapacity", | |
| 65 "memberCount": {"@id": "mz:memberCount", "@type": "sc:Integer"}, | |
| 66 "members": {"@id": "mz:members", "@type": "@id"}, | |
| 67 "mz": "https://joinmobilizon.org/ns#", | |
| 68 "openness": {"@id": "mz:openness", "@type": "@id"}, | |
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69 "participantCount": {"@id": "mz:participantCount", "@type": "sc:Integer"}, |
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70 "participationMessage": {"@id": "mz:participationMessage", "@type": "sc:Text"}, |
| 3904 | 71 "postalCode": "sc:postalCode", |
| 72 "posts": {"@id": "mz:posts", "@type": "@id"}, | |
| 73 "propertyID": "sc:propertyID", | |
| 74 "pt": "https://joinpeertube.org/ns#", | |
| 75 "remainingAttendeeCapacity": "sc:remainingAttendeeCapacity", | |
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76 "repliesModerationOption": { |
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77 "@id": "mz:repliesModerationOption", |
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78 "@type": "mz:repliesModerationOptionType", |
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79 }, |
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80 "repliesModerationOptionType": { |
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81 "@id": "mz:repliesModerationOptionType", |
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82 "@type": "rdfs:Class", |
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83 }, |
| 3904 | 84 "resources": {"@id": "mz:resources", "@type": "@id"}, |
| 85 "sc": "http://schema.org#", | |
| 86 "streetAddress": "sc:streetAddress", | |
| 87 "timezone": {"@id": "mz:timezone", "@type": "sc:Text"}, | |
| 88 "todos": {"@id": "mz:todos", "@type": "@id"}, | |
| 89 "toot": "http://joinmastodon.org/ns#", | |
| 90 "uuid": "sc:identifier", | |
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91 "value": "sc:value", |
| 3904 | 92 } |
| 93 | |
| 94 | |
| 95 class APEvents: | |
| 96 """XMPP Events <=> AP Events conversion""" | |
| 97 | |
| 98 def __init__(self, apg): | |
| 99 self.host = apg.host | |
| 100 self.apg = apg | |
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101 self._events = self.host.plugins["XEP-0471"] |
| 3904 | 102 |
| 103 async def event_data_2_ap_item( | |
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104 self, event_data: dict, author_jid: jid.JID, is_new: bool = True |
| 3904 | 105 ) -> dict: |
| 106 """Convert event data to AP activity | |
| 107 | |
| 108 @param event_data: event data as used in [plugin_exp_events] | |
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109 @param author_jid: jid of the publisher of the event |
| 3904 | 110 @param is_new: if True, the item is a new one (no instance has been found in |
| 111 cache). | |
| 112 If True, a "Create" activity will be generated, otherwise an "Update" one will | |
| 113 be | |
| 114 @return: AP activity wrapping an Event object | |
| 115 """ | |
| 116 if not event_data.get("id"): | |
| 117 event_data["id"] = shortuuid.uuid() | |
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118 ap_account = await self.apg.get_ap_account_from_jid_and_node( |
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119 author_jid, self._events.namespace |
| 3904 | 120 ) |
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121 url_actor = self.apg.build_apurl(TYPE_ACTOR, ap_account) |
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122 url_item = self.apg.build_apurl(TYPE_ITEM, ap_account, event_data["id"]) |
| 3904 | 123 ap_object = { |
| 124 "actor": url_actor, | |
| 125 "attributedTo": url_actor, | |
| 126 "to": [NS_AP_PUBLIC], | |
| 127 "id": url_item, | |
| 128 "type": TYPE_EVENT, | |
| 129 "name": next(iter(event_data["name"].values())), | |
| 130 "startTime": date_utils.date_fmt(event_data["start"], "iso"), | |
| 131 "endTime": date_utils.date_fmt(event_data["end"], "iso"), | |
| 132 "url": url_item, | |
| 133 } | |
| 134 | |
| 135 attachment = ap_object["attachment"] = [] | |
| 136 | |
| 137 # FIXME: we only handle URL head-picture for now | |
| 138 # TODO: handle jingle and use file metadata | |
| 139 try: | |
| 140 head_picture_url = event_data["head-picture"]["sources"][0]["url"] | |
| 141 except (KeyError, IndexError, TypeError): | |
| 142 pass | |
| 143 else: | |
| 144 media_type = mimetypes.guess_type(head_picture_url, False)[0] or "image/jpeg" | |
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145 attachment.append( |
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146 { |
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147 "name": "Banner", |
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148 "type": "Document", |
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149 "mediaType": media_type, |
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150 "url": head_picture_url, |
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151 } |
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152 ) |
| 3904 | 153 |
| 154 descriptions = event_data.get("descriptions") | |
| 155 if descriptions: | |
| 156 for description in descriptions: | |
| 157 content = description["description"] | |
| 158 if description["type"] == "xhtml": | |
| 159 break | |
| 160 else: | |
| 161 content = f"<p>{html.escape(content)}</p>" # type: ignore | |
| 162 ap_object["content"] = content | |
| 163 | |
| 164 categories = event_data.get("categories") | |
| 165 if categories: | |
| 166 tag = ap_object["tag"] = [] | |
| 167 for category in categories: | |
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168 tag.append( |
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169 { |
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170 "name": f"#{category['term']}", |
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171 "type": "Hashtag", |
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172 } |
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173 ) |
| 3904 | 174 |
| 175 locations = event_data.get("locations") | |
| 176 if locations: | |
| 177 ap_loc = ap_object["location"] = {} | |
| 178 # we only use the first found location | |
| 179 location = locations[0] | |
| 180 for source, dest in ( | |
| 181 ("description", "name"), | |
| 182 ("lat", "latitude"), | |
| 183 ("lon", "longitude"), | |
| 184 ): | |
| 185 value = location.get(source) | |
| 186 if value is not None: | |
| 187 ap_loc[dest] = value | |
| 188 for source, dest in ( | |
| 189 ("country", "addressCountry"), | |
| 190 ("locality", "addressLocality"), | |
| 191 ("region", "addressRegion"), | |
| 192 ("postalcode", "postalCode"), | |
| 193 ("street", "streetAddress"), | |
| 194 ): | |
| 195 value = location.get(source) | |
| 196 if value is not None: | |
| 197 ap_loc.setdefault("address", {})[dest] = value | |
| 198 | |
| 199 if event_data.get("comments"): | |
| 200 ap_object["commentsEnabled"] = True | |
| 201 | |
| 202 extra = event_data.get("extra") | |
| 203 | |
| 204 if extra: | |
| 205 status = extra.get("status") | |
| 206 if status: | |
| 207 ap_object["ical:status"] = status.upper() | |
| 208 | |
| 209 website = extra.get("website") | |
| 210 if website: | |
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211 attachment.append( |
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212 { |
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213 "href": website, |
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214 "mediaType": "text/html", |
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215 "name": "Website", |
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216 "type": "Link", |
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217 } |
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218 ) |
| 3904 | 219 |
| 220 accessibility = extra.get("accessibility") | |
| 221 if accessibility: | |
| 222 wheelchair = accessibility.get("wheelchair") | |
| 223 if wheelchair: | |
| 224 if wheelchair == "full": | |
| 225 ap_wc_value = "fully" | |
| 226 elif wheelchair == "partial": | |
| 227 ap_wc_value = "partially" | |
| 228 elif wheelchair == "no": | |
| 229 ap_wc_value = "no" | |
| 230 else: | |
| 231 log.error(f"unexpected wheelchair value: {wheelchair}") | |
| 232 ap_wc_value = None | |
| 233 if ap_wc_value is not None: | |
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234 attachment.append( |
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235 { |
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236 "propertyID": "mz:accessibility:wheelchairAccessible", |
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237 "type": "PropertyValue", |
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238 "value": ap_wc_value, |
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239 } |
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240 ) |
| 3904 | 241 |
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242 activity = self.apg.create_activity( |
| 3904 | 243 "Create" if is_new else "Update", url_actor, ap_object, activity_id=url_item |
| 244 ) | |
| 245 activity["@context"].append(AP_EVENTS_CONTEXT) | |
| 246 return activity | |
| 247 | |
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248 async def ap_item_2_event_data(self, requestor_actor_id: str, ap_item: dict) -> dict: |
| 3904 | 249 """Convert AP activity or object to event data |
| 250 | |
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251 @param requestor_actor_id: ID of the actor doing the request. |
| 3904 | 252 @param ap_item: ActivityPub item to convert |
| 253 Can be either an activity of an object | |
| 254 @return: AP Item's Object and event data | |
| 255 @raise exceptions.DataError: something is invalid in the AP item | |
| 256 """ | |
| 257 is_activity = self.apg.is_activity(ap_item) | |
| 258 if is_activity: | |
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259 ap_object = await self.apg.ap_get_object( |
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260 requestor_actor_id, ap_item, "object" |
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261 ) |
| 3904 | 262 if not ap_object: |
| 263 log.warning(f'No "object" found in AP item {ap_item!r}') | |
| 264 raise exceptions.DataError | |
| 265 else: | |
| 266 ap_object = ap_item | |
| 267 | |
| 268 # id | |
| 269 if "_repeated" in ap_item: | |
| 270 # if the event is repeated, we use the original one ID | |
| 271 repeated_uri = ap_item["_repeated"]["uri"] | |
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272 parsed_uri = uri.parse_xmpp_uri(repeated_uri) |
| 3904 | 273 object_id = parsed_uri["item"] |
| 274 else: | |
| 275 object_id = ap_object.get("id") | |
| 276 if not object_id: | |
| 277 raise exceptions.DataError('"id" is missing in AP object') | |
| 278 | |
| 279 if ap_item["type"] != TYPE_EVENT: | |
| 280 raise exceptions.DataError("AP Object is not an event") | |
| 281 | |
| 282 # author | |
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283 actor = await self.apg.ap_get_sender_actor(requestor_actor_id, ap_object) |
| 3904 | 284 |
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285 account = await self.apg.get_ap_account_from_id(requestor_actor_id, actor) |
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286 author_jid = self.apg.get_local_jid_from_account(account).full() |
| 3904 | 287 |
| 288 # name, start, end | |
| 289 event_data = { | |
| 290 "id": object_id, | |
| 291 "name": {"": ap_object.get("name") or "unnamed"}, | |
| 292 "start": date_utils.date_parse(ap_object["startTime"]), | |
| 293 "end": date_utils.date_parse(ap_object["endTime"]), | |
| 294 } | |
| 295 | |
| 296 # attachments/extra | |
| 297 event_data["extra"] = extra = {} | |
| 298 attachments = ap_object.get("attachment") or [] | |
| 299 for attachment in attachments: | |
| 300 name = attachment.get("name") | |
| 301 if name == "Banner": | |
| 302 try: | |
| 303 url = attachment["url"] | |
| 304 except KeyError: | |
| 305 log.warning(f"invalid attachment: {attachment}") | |
| 306 continue | |
| 307 event_data["head-picture"] = {"sources": [{"url": url}]} | |
| 308 elif name == "Website": | |
| 309 try: | |
| 310 url = attachment["href"] | |
| 311 except KeyError: | |
| 312 log.warning(f"invalid attachment: {attachment}") | |
| 313 continue | |
| 314 extra["website"] = url | |
| 315 else: | |
| 316 log.debug(f"unmanaged attachment: {attachment}") | |
| 317 | |
| 318 # description | |
| 319 content = ap_object.get("content") | |
| 320 if content: | |
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321 event_data["descriptions"] = [{"type": "xhtml", "description": content}] |
| 3904 | 322 |
| 323 # categories | |
| 324 tags = ap_object.get("tag") | |
| 325 if tags: | |
| 326 categories = event_data["categories"] = [] | |
| 327 for tag in tags: | |
| 328 if tag.get("type") == "Hashtag": | |
| 329 try: | |
| 330 term = tag["name"][1:] | |
| 331 except KeyError: | |
| 332 log.warning(f"invalid tag: {tag}") | |
| 333 continue | |
| 334 categories.append({"term": term}) | |
| 335 | |
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336 # location |
| 3904 | 337 ap_location = ap_object.get("location") |
| 338 if ap_location: | |
| 339 location = {} | |
| 340 for source, dest in ( | |
| 341 ("name", "description"), | |
| 342 ("latitude", "lat"), | |
| 343 ("longitude", "lon"), | |
| 344 ): | |
| 345 value = ap_location.get(source) | |
| 346 if value is not None: | |
| 347 location[dest] = value | |
| 348 address = ap_location.get("address") | |
| 349 if address: | |
| 350 for source, dest in ( | |
| 351 ("addressCountry", "country"), | |
| 352 ("addressLocality", "locality"), | |
| 353 ("addressRegion", "region"), | |
| 354 ("postalCode", "postalcode"), | |
| 355 ("streetAddress", "street"), | |
| 356 ): | |
| 357 value = address.get(source) | |
| 358 if value is not None: | |
| 359 location[dest] = value | |
| 360 if location: | |
| 361 event_data["locations"] = [location] | |
| 362 | |
| 363 # rsvp | |
| 364 # So far Mobilizon seems to only handle participate/don't participate, thus we use | |
| 365 # a simple "yes"/"no" form. | |
| 366 rsvp_data = {"fields": []} | |
| 367 event_data["rsvp"] = [rsvp_data] | |
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368 rsvp_data["fields"].append( |
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369 { |
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370 "type": "list-single", |
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371 "name": "attending", |
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372 "label": "Attending", |
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373 "options": [ |
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374 {"label": "yes", "value": "yes"}, |
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375 {"label": "no", "value": "no"}, |
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376 ], |
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377 "required": True, |
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378 } |
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379 ) |
| 3904 | 380 |
| 381 # comments | |
| 382 | |
| 383 if ap_object.get("commentsEnabled"): | |
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384 __, comments_node = await self.apg.get_comments_nodes( |
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385 requestor_actor_id, object_id, None |
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386 ) |
| 3904 | 387 event_data["comments"] = { |
| 388 "service": author_jid, | |
| 389 "node": comments_node, | |
| 390 } | |
| 391 | |
| 392 # extra | |
| 393 # part of extra come from "attachment" above | |
| 394 | |
| 395 status = ap_object.get("ical:status") | |
| 396 if status is None: | |
| 397 pass | |
| 398 elif status in ("CONFIRMED", "CANCELLED", "TENTATIVE"): | |
| 399 extra["status"] = status.lower() | |
| 400 else: | |
| 401 log.warning(f"unknown event status: {status}") | |
| 402 | |
| 403 return event_data | |
| 404 | |
| 405 async def ap_item_2_event_data_and_elt( | |
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406 self, requestor_actor_id: str, ap_item: dict |
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407 ) -> tuple[dict, domish.Element]: |
| 3904 | 408 """Convert AP item to parsed event data and corresponding item element""" |
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409 event_data = await self.ap_item_2_event_data(requestor_actor_id, ap_item) |
| 3904 | 410 event_elt = self._events.event_data_2_event_elt(event_data) |
| 411 item_elt = domish.Element((None, "item")) | |
| 412 item_elt["id"] = event_data["id"] | |
| 413 item_elt.addChild(event_elt) | |
| 414 return event_data, item_elt | |
| 415 | |
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416 async def ap_item_2_event_elt( |
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417 self, requestor_actor_id: str, ap_item: dict |
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418 ) -> domish.Element: |
| 3904 | 419 """Convert AP item to XMPP item element""" |
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420 __, item_elt = await self.ap_item_2_event_data_and_elt( |
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421 requestor_actor_id, ap_item |
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422 ) |
| 3904 | 423 return item_elt |