1064 lines
36 KiB
Rust
1064 lines
36 KiB
Rust
use super::*;
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use rpc::{proto::channel_member::Kind, ErrorCode, ErrorCodeExt};
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use sea_orm::TryGetableMany;
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impl Database {
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#[cfg(test)]
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pub async fn all_channels(&self) -> Result<Vec<(ChannelId, String)>> {
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self.transaction(move |tx| async move {
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let mut channels = Vec::new();
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let mut rows = channel::Entity::find().stream(&*tx).await?;
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while let Some(row) = rows.next().await {
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let row = row?;
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channels.push((row.id, row.name));
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}
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Ok(channels)
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})
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.await
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}
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#[cfg(test)]
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pub async fn create_root_channel(&self, name: &str, creator_id: UserId) -> Result<ChannelId> {
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Ok(self.create_channel(name, None, creator_id).await?.0.id)
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}
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#[cfg(test)]
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pub async fn create_sub_channel(
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&self,
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name: &str,
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parent: ChannelId,
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creator_id: UserId,
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) -> Result<ChannelId> {
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Ok(self
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.create_channel(name, Some(parent), creator_id)
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.await?
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.0
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.id)
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}
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/// Creates a new channel.
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pub async fn create_channel(
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&self,
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name: &str,
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parent_channel_id: Option<ChannelId>,
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admin_id: UserId,
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) -> Result<(
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Channel,
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Option<channel_member::Model>,
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Vec<channel_member::Model>,
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)> {
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let name = Self::sanitize_channel_name(name)?;
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self.transaction(move |tx| async move {
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let mut parent = None;
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let mut membership = None;
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if let Some(parent_channel_id) = parent_channel_id {
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let parent_channel = self.get_channel_internal(parent_channel_id, &*tx).await?;
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self.check_user_is_channel_admin(&parent_channel, admin_id, &*tx)
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.await?;
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parent = Some(parent_channel);
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}
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let channel = channel::ActiveModel {
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id: ActiveValue::NotSet,
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name: ActiveValue::Set(name.to_string()),
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visibility: ActiveValue::Set(ChannelVisibility::Members),
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parent_path: ActiveValue::Set(
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parent
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.as_ref()
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.map_or(String::new(), |parent| parent.path()),
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),
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requires_zed_cla: ActiveValue::NotSet,
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}
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.insert(&*tx)
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.await?;
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if parent.is_none() {
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membership = Some(
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channel_member::ActiveModel {
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id: ActiveValue::NotSet,
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channel_id: ActiveValue::Set(channel.id),
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user_id: ActiveValue::Set(admin_id),
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accepted: ActiveValue::Set(true),
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role: ActiveValue::Set(ChannelRole::Admin),
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}
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.insert(&*tx)
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.await?,
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);
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}
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let channel_members = channel_member::Entity::find()
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.filter(channel_member::Column::ChannelId.eq(channel.root_id()))
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.all(&*tx)
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.await?;
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Ok((Channel::from_model(channel), membership, channel_members))
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})
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.await
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}
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/// Adds a user to the specified channel.
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pub async fn join_channel(
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&self,
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channel_id: ChannelId,
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user_id: UserId,
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connection: ConnectionId,
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environment: &str,
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) -> Result<(JoinRoom, Option<MembershipUpdated>, ChannelRole)> {
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self.transaction(move |tx| async move {
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let channel = self.get_channel_internal(channel_id, &*tx).await?;
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let mut role = self.channel_role_for_user(&channel, user_id, &*tx).await?;
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let mut accept_invite_result = None;
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if role.is_none() {
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if let Some(invitation) = self
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.pending_invite_for_channel(&channel, user_id, &*tx)
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.await?
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{
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// note, this may be a parent channel
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role = Some(invitation.role);
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channel_member::Entity::update(channel_member::ActiveModel {
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accepted: ActiveValue::Set(true),
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..invitation.into_active_model()
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})
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.exec(&*tx)
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.await?;
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accept_invite_result = Some(
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self.calculate_membership_updated(&channel, user_id, &*tx)
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.await?,
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);
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debug_assert!(
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self.channel_role_for_user(&channel, user_id, &*tx).await? == role
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);
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} else if channel.visibility == ChannelVisibility::Public {
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role = Some(ChannelRole::Guest);
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channel_member::Entity::insert(channel_member::ActiveModel {
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id: ActiveValue::NotSet,
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channel_id: ActiveValue::Set(channel.root_id()),
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user_id: ActiveValue::Set(user_id),
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accepted: ActiveValue::Set(true),
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role: ActiveValue::Set(ChannelRole::Guest),
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})
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.exec(&*tx)
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.await?;
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accept_invite_result = Some(
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self.calculate_membership_updated(&channel, user_id, &*tx)
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.await?,
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);
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debug_assert!(
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self.channel_role_for_user(&channel, user_id, &*tx).await? == role
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);
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}
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}
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if role.is_none() || role == Some(ChannelRole::Banned) {
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Err(ErrorCode::Forbidden.anyhow())?
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}
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let role = role.unwrap();
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let live_kit_room = format!("channel-{}", nanoid::nanoid!(30));
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let room_id = self
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.get_or_create_channel_room(channel_id, &live_kit_room, environment, &*tx)
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.await?;
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self.join_channel_room_internal(room_id, user_id, connection, role, &*tx)
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.await
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.map(|jr| (jr, accept_invite_result, role))
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})
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.await
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}
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/// Sets the visibiltity of the given channel.
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pub async fn set_channel_visibility(
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&self,
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channel_id: ChannelId,
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visibility: ChannelVisibility,
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admin_id: UserId,
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) -> Result<(Channel, Vec<channel_member::Model>)> {
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self.transaction(move |tx| async move {
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let channel = self.get_channel_internal(channel_id, &*tx).await?;
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self.check_user_is_channel_admin(&channel, admin_id, &*tx)
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.await?;
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if visibility == ChannelVisibility::Public {
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if let Some(parent_id) = channel.parent_id() {
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let parent = self.get_channel_internal(parent_id, &*tx).await?;
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if parent.visibility != ChannelVisibility::Public {
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Err(ErrorCode::BadPublicNesting
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.with_tag("direction", "parent")
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.anyhow())?;
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}
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}
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} else if visibility == ChannelVisibility::Members {
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if self
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.get_channel_descendants_including_self(vec![channel_id], &*tx)
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.await?
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.into_iter()
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.any(|channel| {
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channel.id != channel_id && channel.visibility == ChannelVisibility::Public
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})
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{
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Err(ErrorCode::BadPublicNesting
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.with_tag("direction", "children")
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.anyhow())?;
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}
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}
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let mut model = channel.into_active_model();
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model.visibility = ActiveValue::Set(visibility);
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let channel = model.update(&*tx).await?;
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let channel_members = channel_member::Entity::find()
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.filter(channel_member::Column::ChannelId.eq(channel.root_id()))
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.all(&*tx)
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.await?;
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Ok((Channel::from_model(channel), channel_members))
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})
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.await
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}
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#[cfg(test)]
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pub async fn set_channel_requires_zed_cla(
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&self,
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channel_id: ChannelId,
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requires_zed_cla: bool,
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) -> Result<()> {
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self.transaction(move |tx| async move {
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let channel = self.get_channel_internal(channel_id, &*tx).await?;
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let mut model = channel.into_active_model();
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model.requires_zed_cla = ActiveValue::Set(requires_zed_cla);
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model.update(&*tx).await?;
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Ok(())
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})
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.await
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}
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/// Deletes the channel with the specified ID.
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pub async fn delete_channel(
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&self,
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channel_id: ChannelId,
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user_id: UserId,
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) -> Result<(Vec<ChannelId>, Vec<UserId>)> {
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self.transaction(move |tx| async move {
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let channel = self.get_channel_internal(channel_id, &*tx).await?;
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self.check_user_is_channel_admin(&channel, user_id, &*tx)
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.await?;
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let members_to_notify: Vec<UserId> = channel_member::Entity::find()
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.filter(channel_member::Column::ChannelId.eq(channel.root_id()))
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.select_only()
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.column(channel_member::Column::UserId)
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.distinct()
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.into_values::<_, QueryUserIds>()
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.all(&*tx)
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.await?;
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let channels_to_remove = self
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.get_channel_descendants_including_self(vec![channel.id], &*tx)
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.await?
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.into_iter()
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.map(|channel| channel.id)
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.collect::<Vec<_>>();
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channel::Entity::delete_many()
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.filter(channel::Column::Id.is_in(channels_to_remove.iter().copied()))
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.exec(&*tx)
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.await?;
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Ok((channels_to_remove, members_to_notify))
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})
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.await
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}
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/// Invites a user to a channel as a member.
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pub async fn invite_channel_member(
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&self,
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channel_id: ChannelId,
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invitee_id: UserId,
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inviter_id: UserId,
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role: ChannelRole,
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) -> Result<InviteMemberResult> {
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self.transaction(move |tx| async move {
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let channel = self.get_channel_internal(channel_id, &*tx).await?;
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self.check_user_is_channel_admin(&channel, inviter_id, &*tx)
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.await?;
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if !channel.is_root() {
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Err(ErrorCode::NotARootChannel.anyhow())?
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}
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channel_member::ActiveModel {
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id: ActiveValue::NotSet,
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channel_id: ActiveValue::Set(channel_id),
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user_id: ActiveValue::Set(invitee_id),
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accepted: ActiveValue::Set(false),
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role: ActiveValue::Set(role),
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}
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.insert(&*tx)
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.await?;
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let channel = Channel::from_model(channel);
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let notifications = self
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.create_notification(
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invitee_id,
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rpc::Notification::ChannelInvitation {
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channel_id: channel_id.to_proto(),
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channel_name: channel.name.clone(),
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inviter_id: inviter_id.to_proto(),
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},
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true,
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&*tx,
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)
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.await?
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.into_iter()
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.collect();
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Ok(InviteMemberResult {
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channel,
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notifications,
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})
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})
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.await
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}
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fn sanitize_channel_name(name: &str) -> Result<&str> {
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let new_name = name.trim().trim_start_matches('#');
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if new_name == "" {
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Err(anyhow!("channel name can't be blank"))?;
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}
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Ok(new_name)
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}
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/// Renames the specified channel.
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pub async fn rename_channel(
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&self,
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channel_id: ChannelId,
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admin_id: UserId,
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new_name: &str,
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) -> Result<(Channel, Vec<channel_member::Model>)> {
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self.transaction(move |tx| async move {
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let new_name = Self::sanitize_channel_name(new_name)?.to_string();
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let channel = self.get_channel_internal(channel_id, &*tx).await?;
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self.check_user_is_channel_admin(&channel, admin_id, &*tx)
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.await?;
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let mut model = channel.into_active_model();
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model.name = ActiveValue::Set(new_name.clone());
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let channel = model.update(&*tx).await?;
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let channel_members = channel_member::Entity::find()
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.filter(channel_member::Column::ChannelId.eq(channel.root_id()))
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.all(&*tx)
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.await?;
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Ok((Channel::from_model(channel), channel_members))
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})
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.await
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}
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|
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/// accept or decline an invite to join a channel
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pub async fn respond_to_channel_invite(
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&self,
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channel_id: ChannelId,
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user_id: UserId,
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accept: bool,
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) -> Result<RespondToChannelInvite> {
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self.transaction(move |tx| async move {
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let channel = self.get_channel_internal(channel_id, &*tx).await?;
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let membership_update = if accept {
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let rows_affected = channel_member::Entity::update_many()
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.set(channel_member::ActiveModel {
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accepted: ActiveValue::Set(accept),
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..Default::default()
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})
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.filter(
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channel_member::Column::ChannelId
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.eq(channel_id)
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.and(channel_member::Column::UserId.eq(user_id))
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.and(channel_member::Column::Accepted.eq(false)),
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)
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.exec(&*tx)
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.await?
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.rows_affected;
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if rows_affected == 0 {
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Err(anyhow!("no such invitation"))?;
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}
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Some(
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self.calculate_membership_updated(&channel, user_id, &*tx)
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.await?,
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)
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} else {
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let rows_affected = channel_member::Entity::delete_many()
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.filter(
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channel_member::Column::ChannelId
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.eq(channel_id)
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.and(channel_member::Column::UserId.eq(user_id))
|
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.and(channel_member::Column::Accepted.eq(false)),
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)
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.exec(&*tx)
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.await?
|
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.rows_affected;
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if rows_affected == 0 {
|
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Err(anyhow!("no such invitation"))?;
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}
|
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None
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};
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Ok(RespondToChannelInvite {
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membership_update,
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notifications: self
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.mark_notification_as_read_with_response(
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user_id,
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&rpc::Notification::ChannelInvitation {
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channel_id: channel_id.to_proto(),
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channel_name: Default::default(),
|
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inviter_id: Default::default(),
|
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},
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accept,
|
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&*tx,
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)
|
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.await?
|
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.into_iter()
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.collect(),
|
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})
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})
|
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.await
|
|
}
|
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|
|
async fn calculate_membership_updated(
|
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&self,
|
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channel: &channel::Model,
|
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user_id: UserId,
|
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tx: &DatabaseTransaction,
|
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) -> Result<MembershipUpdated> {
|
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let new_channels = self.get_user_channels(user_id, Some(channel), &*tx).await?;
|
|
let removed_channels = self
|
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.get_channel_descendants_including_self(vec![channel.id], &*tx)
|
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.await?
|
|
.into_iter()
|
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.filter_map(|channel| {
|
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if !new_channels.channels.iter().any(|c| c.id == channel.id) {
|
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Some(channel.id)
|
|
} else {
|
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None
|
|
}
|
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})
|
|
.collect::<Vec<_>>();
|
|
|
|
Ok(MembershipUpdated {
|
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channel_id: channel.id,
|
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new_channels,
|
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removed_channels,
|
|
})
|
|
}
|
|
|
|
/// Removes a channel member.
|
|
pub async fn remove_channel_member(
|
|
&self,
|
|
channel_id: ChannelId,
|
|
member_id: UserId,
|
|
admin_id: UserId,
|
|
) -> Result<RemoveChannelMemberResult> {
|
|
self.transaction(|tx| async move {
|
|
let channel = self.get_channel_internal(channel_id, &*tx).await?;
|
|
self.check_user_is_channel_admin(&channel, admin_id, &*tx)
|
|
.await?;
|
|
|
|
let result = channel_member::Entity::delete_many()
|
|
.filter(
|
|
channel_member::Column::ChannelId
|
|
.eq(channel_id)
|
|
.and(channel_member::Column::UserId.eq(member_id)),
|
|
)
|
|
.exec(&*tx)
|
|
.await?;
|
|
|
|
if result.rows_affected == 0 {
|
|
Err(anyhow!("no such member"))?;
|
|
}
|
|
|
|
Ok(RemoveChannelMemberResult {
|
|
membership_update: self
|
|
.calculate_membership_updated(&channel, member_id, &*tx)
|
|
.await?,
|
|
notification_id: self
|
|
.remove_notification(
|
|
member_id,
|
|
rpc::Notification::ChannelInvitation {
|
|
channel_id: channel_id.to_proto(),
|
|
channel_name: Default::default(),
|
|
inviter_id: Default::default(),
|
|
},
|
|
&*tx,
|
|
)
|
|
.await?,
|
|
})
|
|
})
|
|
.await
|
|
}
|
|
|
|
/// Returns all channel invites for the user with the given ID.
|
|
pub async fn get_channel_invites_for_user(&self, user_id: UserId) -> Result<Vec<Channel>> {
|
|
self.transaction(|tx| async move {
|
|
let mut role_for_channel: HashMap<ChannelId, ChannelRole> = HashMap::default();
|
|
|
|
let channel_invites = channel_member::Entity::find()
|
|
.filter(
|
|
channel_member::Column::UserId
|
|
.eq(user_id)
|
|
.and(channel_member::Column::Accepted.eq(false)),
|
|
)
|
|
.all(&*tx)
|
|
.await?;
|
|
|
|
for invite in channel_invites {
|
|
role_for_channel.insert(invite.channel_id, invite.role);
|
|
}
|
|
|
|
let channels = channel::Entity::find()
|
|
.filter(channel::Column::Id.is_in(role_for_channel.keys().copied()))
|
|
.all(&*tx)
|
|
.await?;
|
|
|
|
let channels = channels
|
|
.into_iter()
|
|
.filter_map(|channel| Some(Channel::from_model(channel)))
|
|
.collect();
|
|
|
|
Ok(channels)
|
|
})
|
|
.await
|
|
}
|
|
|
|
pub async fn get_channel_memberships(
|
|
&self,
|
|
user_id: UserId,
|
|
) -> Result<(Vec<channel_member::Model>, Vec<channel::Model>)> {
|
|
self.transaction(|tx| async move {
|
|
let memberships = channel_member::Entity::find()
|
|
.filter(channel_member::Column::UserId.eq(user_id))
|
|
.all(&*tx)
|
|
.await?;
|
|
let channels = self
|
|
.get_channel_descendants_including_self(
|
|
memberships.iter().map(|m| m.channel_id),
|
|
&*tx,
|
|
)
|
|
.await?;
|
|
Ok((memberships, channels))
|
|
})
|
|
.await
|
|
}
|
|
|
|
/// Returns all channels for the user with the given ID.
|
|
pub async fn get_channels_for_user(&self, user_id: UserId) -> Result<ChannelsForUser> {
|
|
self.transaction(|tx| async move {
|
|
let tx = tx;
|
|
|
|
self.get_user_channels(user_id, None, &tx).await
|
|
})
|
|
.await
|
|
}
|
|
|
|
/// Returns all channels for the user with the given ID that are descendants
|
|
/// of the specified ancestor channel.
|
|
pub async fn get_user_channels(
|
|
&self,
|
|
user_id: UserId,
|
|
ancestor_channel: Option<&channel::Model>,
|
|
tx: &DatabaseTransaction,
|
|
) -> Result<ChannelsForUser> {
|
|
let mut filter = channel_member::Column::UserId
|
|
.eq(user_id)
|
|
.and(channel_member::Column::Accepted.eq(true));
|
|
|
|
if let Some(ancestor) = ancestor_channel {
|
|
filter = filter.and(channel_member::Column::ChannelId.eq(ancestor.root_id()));
|
|
}
|
|
|
|
let channel_memberships = channel_member::Entity::find()
|
|
.filter(filter)
|
|
.all(&*tx)
|
|
.await?;
|
|
|
|
let descendants = self
|
|
.get_channel_descendants_including_self(
|
|
channel_memberships.iter().map(|m| m.channel_id),
|
|
&*tx,
|
|
)
|
|
.await?;
|
|
|
|
let roles_by_channel_id = channel_memberships
|
|
.iter()
|
|
.map(|membership| (membership.channel_id, membership.role))
|
|
.collect::<HashMap<_, _>>();
|
|
|
|
let channels: Vec<Channel> = descendants
|
|
.into_iter()
|
|
.filter_map(|channel| {
|
|
let parent_role = roles_by_channel_id.get(&channel.root_id())?;
|
|
if parent_role.can_see_channel(channel.visibility) {
|
|
Some(Channel::from_model(channel))
|
|
} else {
|
|
None
|
|
}
|
|
})
|
|
.collect();
|
|
|
|
#[derive(Copy, Clone, Debug, EnumIter, DeriveColumn)]
|
|
enum QueryUserIdsAndChannelIds {
|
|
ChannelId,
|
|
UserId,
|
|
}
|
|
|
|
let mut channel_participants: HashMap<ChannelId, Vec<UserId>> = HashMap::default();
|
|
{
|
|
let mut rows = room_participant::Entity::find()
|
|
.inner_join(room::Entity)
|
|
.filter(room::Column::ChannelId.is_in(channels.iter().map(|c| c.id)))
|
|
.select_only()
|
|
.column(room::Column::ChannelId)
|
|
.column(room_participant::Column::UserId)
|
|
.into_values::<_, QueryUserIdsAndChannelIds>()
|
|
.stream(&*tx)
|
|
.await?;
|
|
while let Some(row) = rows.next().await {
|
|
let row: (ChannelId, UserId) = row?;
|
|
channel_participants.entry(row.0).or_default().push(row.1)
|
|
}
|
|
}
|
|
|
|
let channel_ids = channels.iter().map(|c| c.id).collect::<Vec<_>>();
|
|
let latest_buffer_versions = self
|
|
.latest_channel_buffer_changes(&channel_ids, &*tx)
|
|
.await?;
|
|
|
|
let latest_messages = self.latest_channel_messages(&channel_ids, &*tx).await?;
|
|
|
|
Ok(ChannelsForUser {
|
|
channel_memberships,
|
|
channels,
|
|
channel_participants,
|
|
latest_buffer_versions,
|
|
latest_channel_messages: latest_messages,
|
|
})
|
|
}
|
|
|
|
/// Sets the role for the specified channel member.
|
|
pub async fn set_channel_member_role(
|
|
&self,
|
|
channel_id: ChannelId,
|
|
admin_id: UserId,
|
|
for_user: UserId,
|
|
role: ChannelRole,
|
|
) -> Result<SetMemberRoleResult> {
|
|
self.transaction(|tx| async move {
|
|
let channel = self.get_channel_internal(channel_id, &*tx).await?;
|
|
self.check_user_is_channel_admin(&channel, admin_id, &*tx)
|
|
.await?;
|
|
|
|
let membership = channel_member::Entity::find()
|
|
.filter(
|
|
channel_member::Column::ChannelId
|
|
.eq(channel_id)
|
|
.and(channel_member::Column::UserId.eq(for_user)),
|
|
)
|
|
.one(&*tx)
|
|
.await?;
|
|
|
|
let Some(membership) = membership else {
|
|
Err(anyhow!("no such member"))?
|
|
};
|
|
|
|
let mut update = membership.into_active_model();
|
|
update.role = ActiveValue::Set(role);
|
|
let updated = channel_member::Entity::update(update).exec(&*tx).await?;
|
|
|
|
if updated.accepted {
|
|
Ok(SetMemberRoleResult::MembershipUpdated(
|
|
self.calculate_membership_updated(&channel, for_user, &*tx)
|
|
.await?,
|
|
))
|
|
} else {
|
|
Ok(SetMemberRoleResult::InviteUpdated(Channel::from_model(
|
|
channel,
|
|
)))
|
|
}
|
|
})
|
|
.await
|
|
}
|
|
|
|
/// Returns the details for the specified channel member.
|
|
pub async fn get_channel_participant_details(
|
|
&self,
|
|
channel_id: ChannelId,
|
|
user_id: UserId,
|
|
) -> Result<Vec<proto::ChannelMember>> {
|
|
let (role, members) = self
|
|
.transaction(move |tx| async move {
|
|
let channel = self.get_channel_internal(channel_id, &*tx).await?;
|
|
let role = self
|
|
.check_user_is_channel_participant(&channel, user_id, &*tx)
|
|
.await?;
|
|
Ok((
|
|
role,
|
|
self.get_channel_participant_details_internal(&channel, &*tx)
|
|
.await?,
|
|
))
|
|
})
|
|
.await?;
|
|
|
|
if role == ChannelRole::Admin {
|
|
Ok(members
|
|
.into_iter()
|
|
.map(|channel_member| proto::ChannelMember {
|
|
role: channel_member.role.into(),
|
|
user_id: channel_member.user_id.to_proto(),
|
|
kind: if channel_member.accepted {
|
|
Kind::Member
|
|
} else {
|
|
Kind::Invitee
|
|
}
|
|
.into(),
|
|
})
|
|
.collect())
|
|
} else {
|
|
return Ok(members
|
|
.into_iter()
|
|
.filter_map(|member| {
|
|
if !member.accepted {
|
|
return None;
|
|
}
|
|
Some(proto::ChannelMember {
|
|
role: member.role.into(),
|
|
user_id: member.user_id.to_proto(),
|
|
kind: Kind::Member.into(),
|
|
})
|
|
})
|
|
.collect());
|
|
}
|
|
}
|
|
|
|
async fn get_channel_participant_details_internal(
|
|
&self,
|
|
channel: &channel::Model,
|
|
tx: &DatabaseTransaction,
|
|
) -> Result<Vec<channel_member::Model>> {
|
|
Ok(channel_member::Entity::find()
|
|
.filter(channel_member::Column::ChannelId.eq(channel.root_id()))
|
|
.all(tx)
|
|
.await?)
|
|
}
|
|
|
|
/// Returns the participants in the given channel.
|
|
pub async fn get_channel_participants(
|
|
&self,
|
|
channel: &channel::Model,
|
|
tx: &DatabaseTransaction,
|
|
) -> Result<Vec<UserId>> {
|
|
let participants = self
|
|
.get_channel_participant_details_internal(channel, &*tx)
|
|
.await?;
|
|
Ok(participants
|
|
.into_iter()
|
|
.map(|member| member.user_id)
|
|
.collect())
|
|
}
|
|
|
|
/// Returns whether the given user is an admin in the specified channel.
|
|
pub async fn check_user_is_channel_admin(
|
|
&self,
|
|
channel: &channel::Model,
|
|
user_id: UserId,
|
|
tx: &DatabaseTransaction,
|
|
) -> Result<ChannelRole> {
|
|
let role = self.channel_role_for_user(channel, user_id, tx).await?;
|
|
match role {
|
|
Some(ChannelRole::Admin) => Ok(role.unwrap()),
|
|
Some(ChannelRole::Member)
|
|
| Some(ChannelRole::Banned)
|
|
| Some(ChannelRole::Guest)
|
|
| None => Err(anyhow!(
|
|
"user is not a channel admin or channel does not exist"
|
|
))?,
|
|
}
|
|
}
|
|
|
|
/// Returns whether the given user is a member of the specified channel.
|
|
pub async fn check_user_is_channel_member(
|
|
&self,
|
|
channel: &channel::Model,
|
|
user_id: UserId,
|
|
tx: &DatabaseTransaction,
|
|
) -> Result<ChannelRole> {
|
|
let channel_role = self.channel_role_for_user(channel, user_id, tx).await?;
|
|
match channel_role {
|
|
Some(ChannelRole::Admin) | Some(ChannelRole::Member) => Ok(channel_role.unwrap()),
|
|
Some(ChannelRole::Banned) | Some(ChannelRole::Guest) | None => Err(anyhow!(
|
|
"user is not a channel member or channel does not exist"
|
|
))?,
|
|
}
|
|
}
|
|
|
|
/// Returns whether the given user is a participant in the specified channel.
|
|
pub async fn check_user_is_channel_participant(
|
|
&self,
|
|
channel: &channel::Model,
|
|
user_id: UserId,
|
|
tx: &DatabaseTransaction,
|
|
) -> Result<ChannelRole> {
|
|
let role = self.channel_role_for_user(channel, user_id, tx).await?;
|
|
match role {
|
|
Some(ChannelRole::Admin) | Some(ChannelRole::Member) | Some(ChannelRole::Guest) => {
|
|
Ok(role.unwrap())
|
|
}
|
|
Some(ChannelRole::Banned) | None => Err(anyhow!(
|
|
"user is not a channel participant or channel does not exist"
|
|
))?,
|
|
}
|
|
}
|
|
|
|
/// Returns a user's pending invite for the given channel, if one exists.
|
|
pub async fn pending_invite_for_channel(
|
|
&self,
|
|
channel: &channel::Model,
|
|
user_id: UserId,
|
|
tx: &DatabaseTransaction,
|
|
) -> Result<Option<channel_member::Model>> {
|
|
let row = channel_member::Entity::find()
|
|
.filter(channel_member::Column::ChannelId.eq(channel.root_id()))
|
|
.filter(channel_member::Column::UserId.eq(user_id))
|
|
.filter(channel_member::Column::Accepted.eq(false))
|
|
.one(&*tx)
|
|
.await?;
|
|
|
|
Ok(row)
|
|
}
|
|
|
|
/// Returns the role for a user in the given channel.
|
|
pub async fn channel_role_for_user(
|
|
&self,
|
|
channel: &channel::Model,
|
|
user_id: UserId,
|
|
tx: &DatabaseTransaction,
|
|
) -> Result<Option<ChannelRole>> {
|
|
let membership = channel_member::Entity::find()
|
|
.filter(
|
|
channel_member::Column::ChannelId
|
|
.eq(channel.root_id())
|
|
.and(channel_member::Column::UserId.eq(user_id))
|
|
.and(channel_member::Column::Accepted.eq(true)),
|
|
)
|
|
.one(&*tx)
|
|
.await?;
|
|
|
|
let Some(membership) = membership else {
|
|
return Ok(None);
|
|
};
|
|
|
|
if !membership.role.can_see_channel(channel.visibility) {
|
|
return Ok(None);
|
|
}
|
|
|
|
Ok(Some(membership.role))
|
|
}
|
|
|
|
// Get the descendants of the given set if channels, ordered by their
|
|
// path.
|
|
async fn get_channel_descendants_including_self(
|
|
&self,
|
|
channel_ids: impl IntoIterator<Item = ChannelId>,
|
|
tx: &DatabaseTransaction,
|
|
) -> Result<Vec<channel::Model>> {
|
|
let mut values = String::new();
|
|
for id in channel_ids {
|
|
if !values.is_empty() {
|
|
values.push_str(", ");
|
|
}
|
|
write!(&mut values, "({})", id).unwrap();
|
|
}
|
|
|
|
if values.is_empty() {
|
|
return Ok(vec![]);
|
|
}
|
|
|
|
let sql = format!(
|
|
r#"
|
|
SELECT DISTINCT
|
|
descendant_channels.*,
|
|
descendant_channels.parent_path || descendant_channels.id as full_path
|
|
FROM
|
|
channels parent_channels, channels descendant_channels
|
|
WHERE
|
|
descendant_channels.id IN ({values}) OR
|
|
(
|
|
parent_channels.id IN ({values}) AND
|
|
descendant_channels.parent_path LIKE (parent_channels.parent_path || parent_channels.id || '/%')
|
|
)
|
|
ORDER BY
|
|
full_path ASC
|
|
"#
|
|
);
|
|
|
|
Ok(channel::Entity::find()
|
|
.from_raw_sql(Statement::from_string(
|
|
self.pool.get_database_backend(),
|
|
sql,
|
|
))
|
|
.all(tx)
|
|
.await?)
|
|
}
|
|
|
|
/// Returns the channel with the given ID.
|
|
pub async fn get_channel(&self, channel_id: ChannelId, user_id: UserId) -> Result<Channel> {
|
|
self.transaction(|tx| async move {
|
|
let channel = self.get_channel_internal(channel_id, &*tx).await?;
|
|
self.check_user_is_channel_participant(&channel, user_id, &*tx)
|
|
.await?;
|
|
|
|
Ok(Channel::from_model(channel))
|
|
})
|
|
.await
|
|
}
|
|
|
|
pub(crate) async fn get_channel_internal(
|
|
&self,
|
|
channel_id: ChannelId,
|
|
tx: &DatabaseTransaction,
|
|
) -> Result<channel::Model> {
|
|
Ok(channel::Entity::find_by_id(channel_id)
|
|
.one(&*tx)
|
|
.await?
|
|
.ok_or_else(|| proto::ErrorCode::NoSuchChannel.anyhow())?)
|
|
}
|
|
|
|
pub(crate) async fn get_or_create_channel_room(
|
|
&self,
|
|
channel_id: ChannelId,
|
|
live_kit_room: &str,
|
|
environment: &str,
|
|
tx: &DatabaseTransaction,
|
|
) -> Result<RoomId> {
|
|
let room = room::Entity::find()
|
|
.filter(room::Column::ChannelId.eq(channel_id))
|
|
.one(&*tx)
|
|
.await?;
|
|
|
|
let room_id = if let Some(room) = room {
|
|
if let Some(env) = room.environment {
|
|
if &env != environment {
|
|
Err(ErrorCode::WrongReleaseChannel
|
|
.with_tag("required", &env)
|
|
.anyhow())?;
|
|
}
|
|
}
|
|
room.id
|
|
} else {
|
|
let result = room::Entity::insert(room::ActiveModel {
|
|
channel_id: ActiveValue::Set(Some(channel_id)),
|
|
live_kit_room: ActiveValue::Set(live_kit_room.to_string()),
|
|
environment: ActiveValue::Set(Some(environment.to_string())),
|
|
..Default::default()
|
|
})
|
|
.exec(&*tx)
|
|
.await?;
|
|
|
|
result.last_insert_id
|
|
};
|
|
|
|
Ok(room_id)
|
|
}
|
|
|
|
/// Move a channel from one parent to another
|
|
pub async fn move_channel(
|
|
&self,
|
|
channel_id: ChannelId,
|
|
new_parent_id: ChannelId,
|
|
admin_id: UserId,
|
|
) -> Result<(Vec<Channel>, Vec<channel_member::Model>)> {
|
|
self.transaction(|tx| async move {
|
|
let channel = self.get_channel_internal(channel_id, &*tx).await?;
|
|
self.check_user_is_channel_admin(&channel, admin_id, &*tx)
|
|
.await?;
|
|
let new_parent = self.get_channel_internal(new_parent_id, &*tx).await?;
|
|
|
|
if new_parent.root_id() != channel.root_id() {
|
|
Err(anyhow!(ErrorCode::WrongMoveTarget))?;
|
|
}
|
|
|
|
if new_parent
|
|
.ancestors_including_self()
|
|
.any(|id| id == channel.id)
|
|
{
|
|
Err(anyhow!(ErrorCode::CircularNesting))?;
|
|
}
|
|
|
|
if channel.visibility == ChannelVisibility::Public
|
|
&& new_parent.visibility != ChannelVisibility::Public
|
|
{
|
|
Err(anyhow!(ErrorCode::BadPublicNesting))?;
|
|
}
|
|
|
|
let root_id = channel.root_id();
|
|
let old_path = format!("{}{}/", channel.parent_path, channel.id);
|
|
let new_path = format!("{}{}/", new_parent.path(), channel.id);
|
|
|
|
let mut model = channel.into_active_model();
|
|
model.parent_path = ActiveValue::Set(new_parent.path());
|
|
let channel = model.update(&*tx).await?;
|
|
|
|
let descendent_ids =
|
|
ChannelId::find_by_statement::<QueryIds>(Statement::from_sql_and_values(
|
|
self.pool.get_database_backend(),
|
|
"
|
|
UPDATE channels SET parent_path = REPLACE(parent_path, $1, $2)
|
|
WHERE parent_path LIKE $3 || '%'
|
|
RETURNING id
|
|
",
|
|
[old_path.clone().into(), new_path.into(), old_path.into()],
|
|
))
|
|
.all(&*tx)
|
|
.await?;
|
|
|
|
let all_moved_ids = Some(channel.id).into_iter().chain(descendent_ids);
|
|
|
|
let channels = channel::Entity::find()
|
|
.filter(channel::Column::Id.is_in(all_moved_ids))
|
|
.all(&*tx)
|
|
.await?
|
|
.into_iter()
|
|
.map(|c| Channel::from_model(c))
|
|
.collect::<Vec<_>>();
|
|
|
|
let channel_members = channel_member::Entity::find()
|
|
.filter(channel_member::Column::ChannelId.eq(root_id))
|
|
.all(&*tx)
|
|
.await?;
|
|
|
|
Ok((channels, channel_members))
|
|
})
|
|
.await
|
|
}
|
|
}
|
|
|
|
#[derive(Copy, Clone, Debug, EnumIter, DeriveColumn)]
|
|
enum QueryIds {
|
|
Id,
|
|
}
|
|
|
|
#[derive(Copy, Clone, Debug, EnumIter, DeriveColumn)]
|
|
enum QueryUserIds {
|
|
UserId,
|
|
}
|