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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
use std::net::TcpStream;
use serde::Serialize;
use serde_json::{Map, Value};
use crate::actor::{Actor, ActorMessageStatus, ActorRegistry};
use crate::actors::browsing_context::{BrowsingContextActor, BrowsingContextActorMsg};
use crate::actors::root::{DescriptorTraits, RootActor};
use crate::protocol::JsonPacketStream;
use crate::StreamId;
// https://searchfox.org/mozilla-central/source/devtools/server/actors/descriptors/tab.js
#[derive(Serialize)]
#[serde(rename_all = "camelCase")]
pub struct TabDescriptorActorMsg {
actor: String,
browser_id: u32,
browsing_context_id: u32,
is_zombie_tab: bool,
outer_window_id: u32,
selected: bool,
title: String,
traits: DescriptorTraits,
url: String,
}
impl TabDescriptorActorMsg {
pub fn id(&self) -> u32 {
self.browser_id
}
}
#[derive(Serialize)]
struct GetTargetReply {
from: String,
frame: BrowsingContextActorMsg,
}
#[derive(Serialize)]
struct GetFaviconReply {
from: String,
favicon: String,
}
pub struct TabDescriptorActor {
name: String,
browsing_context_actor: String,
}
impl Actor for TabDescriptorActor {
fn name(&self) -> String {
self.name.clone()
}
fn handle_message(
&self,
registry: &ActorRegistry,
msg_type: &str,
_msg: &Map<String, Value>,
stream: &mut TcpStream,
_id: StreamId,
) -> Result<ActorMessageStatus, ()> {
Ok(match msg_type {
"getTarget" => {
let frame = registry
.find::<BrowsingContextActor>(&self.browsing_context_actor)
.encodable();
let _ = stream.write_json_packet(&GetTargetReply {
from: self.name(),
frame,
});
ActorMessageStatus::Processed
},
"getFavicon" => {
// TODO: Return a favicon when available
let _ = stream.write_json_packet(&GetFaviconReply {
from: self.name(),
favicon: String::new(),
});
ActorMessageStatus::Processed
},
// TODO: Unexpected message getWatcher when inspecting tab (create watcher actor)
_ => ActorMessageStatus::Ignored,
})
}
}
impl TabDescriptorActor {
pub(crate) fn new(
actors: &mut ActorRegistry,
browsing_context_actor: String,
) -> TabDescriptorActor {
let name = actors.new_name("tabDescription");
let root = actors.find_mut::<RootActor>("root");
root.tabs.push(name.clone());
TabDescriptorActor {
name,
browsing_context_actor,
}
}
pub fn encodable(&self, registry: &ActorRegistry, selected: bool) -> TabDescriptorActorMsg {
let ctx_actor = registry.find::<BrowsingContextActor>(&self.browsing_context_actor);
let title = ctx_actor.title.borrow().clone();
let url = ctx_actor.url.borrow().clone();
TabDescriptorActorMsg {
actor: self.name(),
browsing_context_id: ctx_actor.browsing_context_id.index.0.get(),
browser_id: ctx_actor.active_pipeline.get().index.0.get(),
is_zombie_tab: false,
outer_window_id: ctx_actor.active_pipeline.get().index.0.get(),
selected,
title,
traits: DescriptorTraits {
watcher: true,
supports_reload_descriptor: false,
},
url,
}
}
}
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