use api_helpers::*; use chrono; use database_models::*; use database_schema::*; use diesel::prelude::*; use diesel::insert_into; use errors::*; use fatcat_api::models::*; use serde_json; use sha1::Sha1; use std::marker::Sized; use std::str::FromStr; use uuid::Uuid; pub struct EditContext { pub editor_id: FatCatId, pub editgroup_id: FatCatId, pub extra_json: Option, pub autoaccept: bool, } /* One goal here is to abstract the non-entity-specific bits into generic traits or functions, * instead of macros. * * Notably: * * db_get * db_get_rev * db_create * db_create_batch * db_update * db_delete * db_get_history * * For now, these will probably be macros, until we can level up our trait/generics foo. */ // Associated Type, not parametric pub trait EntityCrud where Self: Sized, { // TODO: could EditRow and IdentRow be generic structs? Or do they need to be bound to a // specific table? type EditRow; // EntityEditRow type EditNewRow; type IdentRow; // EntityIdentRow type IdentNewRow; type RevRow; fn parse_editgroup_id(&self) -> Result>; // Generic Methods fn db_get(conn: &DbConn, ident: FatCatId) -> Result; fn db_get_rev(conn: &DbConn, rev_id: Uuid) -> Result; fn db_create(&self, conn: &DbConn, edit_context: &EditContext) -> Result; fn db_create_batch( conn: &DbConn, edit_context: &EditContext, models: &[&Self], ) -> Result>; fn db_update( &self, conn: &DbConn, edit_context: &EditContext, ident: FatCatId, ) -> Result; fn db_delete( conn: &DbConn, edit_context: &EditContext, ident: FatCatId, ) -> Result; fn db_get_history( conn: &DbConn, ident: FatCatId, limit: Option, ) -> Result>; // Entity-specific Methods fn db_from_row( conn: &DbConn, rev_row: Self::RevRow, ident_row: Option, ) -> Result; fn db_insert_rev(&self, conn: &DbConn) -> Result; fn db_insert_revs(conn: &DbConn, models: &[&Self]) -> Result>; } // TODO: this could be a separate trait on all entities macro_rules! generic_parse_editgroup_id{ () => { fn parse_editgroup_id(&self) -> Result> { match &self.editgroup_id { Some(s) => Ok(Some(FatCatId::from_str(&s)?)), None => Ok(None), } } } } macro_rules! generic_db_get { ($ident_table:ident, $rev_table:ident) => { fn db_get(conn: &DbConn, ident: FatCatId) -> Result { let (ident, rev): (Self::IdentRow, Self::RevRow) = $ident_table::table .find(ident.to_uuid()) .inner_join($rev_table::table) .first(conn)?; Self::db_from_row(conn, rev, Some(ident)) } }; } macro_rules! generic_db_get_rev { ($rev_table:ident) => { fn db_get_rev(conn: &DbConn, rev_id: Uuid) -> Result { let rev = $rev_table::table.find(rev_id).first(conn)?; Self::db_from_row(conn, rev, None) } }; } macro_rules! generic_db_create { // TODO: this path should call generic_db_create_batch ($ident_table: ident, $edit_table: ident) => { fn db_create(&self, conn: &DbConn, edit_context: &EditContext) -> Result { let rev_id = self.db_insert_rev(conn)?; let ident: Uuid = insert_into($ident_table::table) .values($ident_table::rev_id.eq(&rev_id)) .returning($ident_table::id) .get_result(conn)?; let edit: Self::EditRow = insert_into($edit_table::table) .values(( $edit_table::editgroup_id.eq(edit_context.editgroup_id.to_uuid()), $edit_table::rev_id.eq(&rev_id), $edit_table::ident_id.eq(&ident), )) .get_result(conn)?; Ok(edit) } } } macro_rules! generic_db_create_batch { ($ident_table:ident, $edit_table:ident) => { fn db_create_batch( conn: &DbConn, edit_context: &EditContext, models: &[&Self], ) -> Result> { let rev_ids: Vec = Self::db_insert_revs(conn, models)?; let ident_ids: Vec = insert_into($ident_table::table) .values( rev_ids .iter() .map(|rev_id| Self::IdentNewRow { rev_id: Some(rev_id.clone()), is_live: edit_context.autoaccept, redirect_id: None, }) .collect::>(), ) .returning($ident_table::id) .get_results(conn)?; let edits: Vec = insert_into($edit_table::table) .values( rev_ids .into_iter() .zip(ident_ids.into_iter()) .map(|(rev_id, ident_id)| Self::EditNewRow { editgroup_id: edit_context.editgroup_id.to_uuid(), rev_id: Some(rev_id), ident_id: ident_id, redirect_id: None, prev_rev: None, extra_json: edit_context.extra_json.clone(), }) .collect::>(), ) .get_results(conn)?; Ok(edits) } }; } macro_rules! generic_db_update { ($ident_table: ident, $edit_table: ident) => { fn db_update(&self, conn: &DbConn, edit_context: &EditContext, ident: FatCatId) -> Result { let current: Self::IdentRow = $ident_table::table.find(ident.to_uuid()).first(conn)?; if current.is_live != true { // TODO: what if isn't live? 4xx not 5xx bail!("can't delete an entity that doesn't exist yet"); } if current.rev_id.is_none() { // TODO: what if it's already deleted? 4xx not 5xx bail!("entity was already deleted"); } let rev_id = self.db_insert_rev(conn)?; let edit: Self::EditRow = insert_into($edit_table::table) .values(( $edit_table::editgroup_id.eq(edit_context.editgroup_id.to_uuid()), $edit_table::ident_id.eq(&ident.to_uuid()), $edit_table::rev_id.eq(&rev_id), $edit_table::prev_rev.eq(current.rev_id.unwrap()), $edit_table::extra_json.eq(&self.extra), )) .get_result(conn)?; Ok(edit) } } } macro_rules! generic_db_delete { ($ident_table:ident, $edit_table:ident) => { fn db_delete( conn: &DbConn, edit_context: &EditContext, ident: FatCatId, ) -> Result { let current: Self::IdentRow = $ident_table::table.find(ident.to_uuid()).first(conn)?; if current.is_live != true { // TODO: what if isn't live? 4xx not 5xx bail!("can't delete an entity that doesn't exist yet"); } if current.rev_id.is_none() { // TODO: what if it's already deleted? 4xx not 5xx bail!("entity was already deleted"); } let edit: Self::EditRow = insert_into($edit_table::table) .values(( $edit_table::editgroup_id.eq(edit_context.editgroup_id.to_uuid()), $edit_table::ident_id.eq(ident.to_uuid()), $edit_table::rev_id.eq(None::), $edit_table::redirect_id.eq(None::), $edit_table::prev_rev.eq(current.rev_id), $edit_table::extra_json.eq(&edit_context.extra_json), )) .get_result(conn)?; Ok(edit) } }; } macro_rules! generic_db_get_history { ($edit_table:ident) => { fn db_get_history( conn: &DbConn, ident: FatCatId, limit: Option, ) -> Result> { let limit = limit.unwrap_or(50); // TODO: make a static let rows: Vec<(EditgroupRow, ChangelogRow, Self::EditRow)> = editgroup::table .inner_join(changelog::table) .inner_join($edit_table::table) .filter($edit_table::ident_id.eq(ident.to_uuid())) .order(changelog::id.desc()) .limit(limit) .get_results(conn)?; let history: Result> = rows.into_iter() .map(|(eg_row, cl_row, e_row)| { Ok(EntityHistoryEntry { edit: e_row.into_model()?, editgroup: eg_row.into_model_partial(), changelog_entry: cl_row.into_model(), }) }) .collect(); history } }; } macro_rules! generic_db_insert_rev { () => { fn db_insert_rev(&self, conn: &DbConn) -> Result { Self::db_insert_revs(conn, &vec![self]).map(|id_list| id_list[0]) } } } impl EntityCrud for ContainerEntity { type EditRow = ContainerEditRow; type EditNewRow = ContainerEditNewRow; type IdentRow = ContainerIdentRow; type IdentNewRow = ContainerIdentNewRow; type RevRow = ContainerRevRow; generic_parse_editgroup_id!(); generic_db_get!(container_ident, container_rev); generic_db_get_rev!(container_rev); generic_db_create!(container_ident, container_edit); generic_db_create_batch!(container_ident, container_edit); generic_db_update!(container_ident, container_edit); generic_db_delete!(container_ident, container_edit); generic_db_get_history!(container_edit); generic_db_insert_rev!(); fn db_from_row( _conn: &DbConn, rev_row: Self::RevRow, ident_row: Option, ) -> Result { let (state, ident_id, redirect_id) = match ident_row { Some(i) => ( Some(i.state().unwrap().shortname()), Some(FatCatId::from_uuid(&i.id).to_string()), i.redirect_id.map(|u| FatCatId::from_uuid(&u).to_string()), ), None => (None, None, None), }; Ok(ContainerEntity { issnl: rev_row.issnl, wikidata_qid: rev_row.wikidata_qid, publisher: rev_row.publisher, name: rev_row.name, abbrev: rev_row.abbrev, coden: rev_row.coden, state: state, ident: ident_id, revision: Some(rev_row.id.to_string()), redirect: redirect_id, extra: rev_row.extra_json, editgroup_id: None, }) } fn db_insert_revs(conn: &DbConn, models: &[&Self]) -> Result> { // first verify external identifier syntax for entity in models { if let Some(ref extid) = entity.wikidata_qid { check_wikidata_qid(extid)?; } if let Some(ref extid) = entity.issnl { check_issn(extid)?; } } let rev_ids: Vec = insert_into(container_rev::table) .values( models .iter() .map(|model| ContainerRevNewRow { name: model.name.clone(), publisher: model.publisher.clone(), issnl: model.issnl.clone(), wikidata_qid: model.wikidata_qid.clone(), abbrev: model.abbrev.clone(), coden: model.coden.clone(), extra_json: model.extra.clone(), }) .collect::>(), ) .returning(container_rev::id) .get_results(conn)?; Ok(rev_ids) } } impl EntityCrud for CreatorEntity { type EditRow = CreatorEditRow; type EditNewRow = CreatorEditNewRow; type IdentRow = CreatorIdentRow; type IdentNewRow = CreatorIdentNewRow; type RevRow = CreatorRevRow; generic_parse_editgroup_id!(); generic_db_get!(creator_ident, creator_rev); generic_db_get_rev!(creator_rev); generic_db_create!(creator_ident, creator_edit); generic_db_create_batch!(creator_ident, creator_edit); generic_db_update!(creator_ident, creator_edit); generic_db_delete!(creator_ident, creator_edit); generic_db_get_history!(creator_edit); generic_db_insert_rev!(); fn db_from_row( _conn: &DbConn, rev_row: Self::RevRow, ident_row: Option, ) -> Result { let (state, ident_id, redirect_id) = match ident_row { Some(i) => ( Some(i.state().unwrap().shortname()), Some(FatCatId::from_uuid(&i.id).to_string()), i.redirect_id.map(|u| FatCatId::from_uuid(&u).to_string()), ), None => (None, None, None), }; Ok(CreatorEntity { display_name: rev_row.display_name, given_name: rev_row.given_name, surname: rev_row.surname, orcid: rev_row.orcid, wikidata_qid: rev_row.wikidata_qid, state: state, ident: ident_id, revision: Some(rev_row.id.to_string()), redirect: redirect_id, editgroup_id: None, extra: rev_row.extra_json, }) } fn db_insert_revs(conn: &DbConn, models: &[&Self]) -> Result> { // first verify external identifier syntax for entity in models { if let Some(ref extid) = entity.orcid { check_orcid(extid)?; } if let Some(ref extid) = entity.wikidata_qid { check_wikidata_qid(extid)?; } } let rev_ids: Vec = insert_into(creator_rev::table) .values( models .iter() .map(|model| CreatorRevNewRow { display_name: model.display_name.clone(), given_name: model.given_name.clone(), surname: model.surname.clone(), orcid: model.orcid.clone(), wikidata_qid: model.wikidata_qid.clone(), extra_json: model.extra.clone(), }) .collect::>(), ) .returning(creator_rev::id) .get_results(conn)?; Ok(rev_ids) } } impl EntityCrud for FileEntity { type EditRow = FileEditRow; type EditNewRow = FileEditNewRow; type IdentRow = FileIdentRow; type IdentNewRow = FileIdentNewRow; type RevRow = FileRevRow; generic_parse_editgroup_id!(); generic_db_get!(file_ident, file_rev); generic_db_get_rev!(file_rev); generic_db_create!(file_ident, file_edit); generic_db_create_batch!(file_ident, file_edit); generic_db_update!(file_ident, file_edit); generic_db_delete!(file_ident, file_edit); generic_db_get_history!(file_edit); generic_db_insert_rev!(); fn db_from_row( conn: &DbConn, rev_row: Self::RevRow, ident_row: Option, ) -> Result { let (state, ident_id, redirect_id) = match ident_row { Some(i) => ( Some(i.state().unwrap().shortname()), Some(FatCatId::from_uuid(&i.id).to_string()), i.redirect_id.map(|u| FatCatId::from_uuid(&u).to_string()), ), None => (None, None, None), }; let releases: Vec = file_release::table .filter(file_release::file_rev.eq(rev_row.id)) .get_results(conn)? .into_iter() .map(|r: FileReleaseRow| FatCatId::from_uuid(&r.target_release_ident_id)) .collect(); let urls: Vec = file_rev_url::table .filter(file_rev_url::file_rev.eq(rev_row.id)) .get_results(conn)? .into_iter() .map(|r: FileRevUrlRow| FileEntityUrls { rel: r.rel, url: r.url, }) .collect(); Ok(FileEntity { sha1: rev_row.sha1, sha256: rev_row.sha256, md5: rev_row.md5, size: rev_row.size.map(|v| v as i64), urls: Some(urls), mimetype: rev_row.mimetype, releases: Some(releases.iter().map(|fcid| fcid.to_string()).collect()), state: state, ident: ident_id, revision: Some(rev_row.id.to_string()), redirect: redirect_id, editgroup_id: None, extra: rev_row.extra_json, }) } fn db_insert_revs(conn: &DbConn, models: &[&Self]) -> Result> { let rev_ids: Vec = insert_into(file_rev::table) .values( models .iter() .map(|model| FileRevNewRow { size: model.size, sha1: model.sha1.clone(), sha256: model.sha256.clone(), md5: model.md5.clone(), mimetype: model.mimetype.clone(), extra_json: model.extra.clone(), }) .collect::>(), ) .returning(file_rev::id) .get_results(conn)?; let mut file_release_rows: Vec = vec![]; let mut file_url_rows: Vec = vec![]; for (model, rev_id) in models.iter().zip(rev_ids.iter()) { match &model.releases { None => (), Some(release_list) => { let these_release_rows: Result> = release_list .iter() .map(|r| { Ok(FileReleaseRow { file_rev: rev_id.clone(), target_release_ident_id: FatCatId::from_str(r)?.to_uuid(), }) }) .collect(); file_release_rows.extend(these_release_rows?); } }; match &model.urls { None => (), Some(url_list) => { let these_url_rows: Vec = url_list .into_iter() .map(|u| FileRevUrlNewRow { file_rev: rev_id.clone(), rel: u.rel.clone(), url: u.url.clone(), }) .collect(); file_url_rows.extend(these_url_rows); } }; } if !file_release_rows.is_empty() { // TODO: shouldn't it be "file_rev_release"? insert_into(file_release::table) .values(file_release_rows) .execute(conn)?; } if !file_url_rows.is_empty() { insert_into(file_rev_url::table) .values(file_url_rows) .execute(conn)?; } Ok(rev_ids) } } impl EntityCrud for ReleaseEntity { type EditRow = ReleaseEditRow; type EditNewRow = ReleaseEditNewRow; type IdentRow = ReleaseIdentRow; type IdentNewRow = ReleaseIdentNewRow; type RevRow = ReleaseRevRow; generic_parse_editgroup_id!(); generic_db_get!(release_ident, release_rev); generic_db_get_rev!(release_rev); //generic_db_create!(release_ident, release_edit); //generic_db_create_batch!(release_ident, release_edit); generic_db_update!(release_ident, release_edit); generic_db_delete!(release_ident, release_edit); generic_db_get_history!(release_edit); generic_db_insert_rev!(); fn db_create(&self, conn: &DbConn, edit_context: &EditContext) -> Result { let mut edits = Self::db_create_batch(conn, edit_context, &vec![self])?; // probably a more elegant way to destroy the vec and take first element Ok(edits.pop().unwrap()) } fn db_create_batch( conn: &DbConn, edit_context: &EditContext, models: &[&Self], ) -> Result> { // This isn't the generic implementation because we need to create Work entities for each // of the release entities passed (at least in the common case) // Generate the set of new work entities to insert (usually one for each release, but some // releases might be pointed to a work already) let mut new_work_models: Vec<&WorkEntity> = vec![]; for entity in models { if entity.work_id.is_none() { new_work_models.push(&WorkEntity { ident: None, revision: None, redirect: None, state: None, editgroup_id: None, extra: None, }); }; } // create the works, then pluck the list of idents from the result let new_work_edits = WorkEntity::db_create_batch(conn, edit_context, new_work_models.as_slice())?; let mut new_work_ids: Vec = new_work_edits.iter().map(|edit| edit.ident_id).collect(); // Copy all the release models, and ensure that each has work_id set, using the new work // idents. There should be one new work ident for each release missing one. let models_with_work_ids: Vec = models .iter() .map(|model| { let mut model = (*model).clone(); if model.work_id.is_none() { model.work_id = Some(FatCatId::from_uuid(&new_work_ids.pop().unwrap()).to_string()) } model }) .collect(); let model_refs: Vec<&Self> = models_with_work_ids.iter().map(|s| s).collect(); let models = model_refs.as_slice(); // The rest here is copy/pasta from the generic (how to avoid copypasta?) let rev_ids: Vec = Self::db_insert_revs(conn, models)?; let ident_ids: Vec = insert_into(release_ident::table) .values( rev_ids .iter() .map(|rev_id| Self::IdentNewRow { rev_id: Some(rev_id.clone()), is_live: edit_context.autoaccept, redirect_id: None, }) .collect::>(), ) .returning(release_ident::id) .get_results(conn)?; let edits: Vec = insert_into(release_edit::table) .values( rev_ids .into_iter() .zip(ident_ids.into_iter()) .map(|(rev_id, ident_id)| Self::EditNewRow { editgroup_id: edit_context.editgroup_id.to_uuid(), rev_id: Some(rev_id), ident_id: ident_id, redirect_id: None, prev_rev: None, extra_json: edit_context.extra_json.clone(), }) .collect::>(), ) .get_results(conn)?; Ok(edits) } fn db_from_row( conn: &DbConn, rev_row: Self::RevRow, ident_row: Option, ) -> Result { let (state, ident_id, redirect_id) = match ident_row { Some(i) => ( Some(i.state().unwrap().shortname()), Some(FatCatId::from_uuid(&i.id).to_string()), i.redirect_id.map(|u| FatCatId::from_uuid(&u).to_string()), ), None => (None, None, None), }; let refs: Vec = release_ref::table .filter(release_ref::release_rev.eq(rev_row.id)) .order(release_ref::index_val.asc()) .get_results(conn)? .into_iter() .map(|r: ReleaseRefRow| ReleaseRef { index: r.index_val, key: r.key, extra: r.extra_json, container_title: r.container_title, year: r.year, title: r.title, locator: r.locator, target_release_id: r.target_release_ident_id .map(|v| FatCatId::from_uuid(&v).to_string()), }) .collect(); let contribs: Vec = release_contrib::table .filter(release_contrib::release_rev.eq(rev_row.id)) .order(( release_contrib::role.asc(), release_contrib::index_val.asc(), )) .get_results(conn)? .into_iter() .map(|c: ReleaseContribRow| ReleaseContrib { index: c.index_val, raw_name: c.raw_name, role: c.role, extra: c.extra_json, creator_id: c.creator_ident_id .map(|v| FatCatId::from_uuid(&v).to_string()), creator: None, }) .collect(); let abstracts: Vec = release_rev_abstract::table .inner_join(abstracts::table) .filter(release_rev_abstract::release_rev.eq(rev_row.id)) .get_results(conn)? .into_iter() .map( |r: (ReleaseRevAbstractRow, AbstractsRow)| ReleaseEntityAbstracts { sha1: Some(r.0.abstract_sha1), mimetype: r.0.mimetype, lang: r.0.lang, content: Some(r.1.content), }, ) .collect(); Ok(ReleaseEntity { title: rev_row.title, release_type: rev_row.release_type, release_status: rev_row.release_status, release_date: rev_row .release_date .map(|v| chrono::DateTime::from_utc(v.and_hms(0, 0, 0), chrono::Utc)), doi: rev_row.doi, pmid: rev_row.pmid, pmcid: rev_row.pmcid, isbn13: rev_row.isbn13, core_id: rev_row.core_id, wikidata_qid: rev_row.wikidata_qid, volume: rev_row.volume, issue: rev_row.issue, pages: rev_row.pages, files: None, container: None, container_id: rev_row .container_ident_id .map(|u| FatCatId::from_uuid(&u).to_string()), publisher: rev_row.publisher, language: rev_row.language, work_id: Some(FatCatId::from_uuid(&rev_row.work_ident_id).to_string()), refs: Some(refs), contribs: Some(contribs), abstracts: Some(abstracts), state: state, ident: ident_id, revision: Some(rev_row.id.to_string()), redirect: redirect_id, editgroup_id: None, extra: rev_row.extra_json, }) } fn db_insert_revs(conn: &DbConn, models: &[&Self]) -> Result> { // first verify external identifier syntax for entity in models { if let Some(ref extid) = entity.doi { check_doi(extid)?; } if let Some(ref extid) = entity.pmid { check_pmid(extid)?; } if let Some(ref extid) = entity.pmcid { check_pmcid(extid)?; } if let Some(ref extid) = entity.wikidata_qid { check_wikidata_qid(extid)?; } } let rev_ids: Vec = insert_into(release_rev::table) .values(models .iter() .map(|model| { Ok(ReleaseRevNewRow { title: model.title.clone(), release_type: model.release_type.clone(), release_status: model.release_status.clone(), release_date: model.release_date.map(|v| v.naive_utc().date()), doi: model.doi.clone(), pmid: model.pmid.clone(), pmcid: model.pmcid.clone(), wikidata_qid: model.wikidata_qid.clone(), isbn13: model.isbn13.clone(), core_id: model.core_id.clone(), volume: model.volume.clone(), issue: model.issue.clone(), pages: model.pages.clone(), work_ident_id: match model.work_id.clone() { None => bail!("release_revs must have a work_id by the time they are inserted; this is an internal soundness error"), Some(s) => FatCatId::from_str(&s)?.to_uuid(), }, container_ident_id: match model.container_id.clone() { None => None, Some(s) => Some(FatCatId::from_str(&s)?.to_uuid()), }, publisher: model.publisher.clone(), language: model.language.clone(), extra_json: model.extra.clone() }) }) .collect::>>()?) .returning(release_rev::id) .get_results(conn)?; let mut release_ref_rows: Vec = vec![]; let mut release_contrib_rows: Vec = vec![]; let mut abstract_rows: Vec = vec![]; let mut release_abstract_rows: Vec = vec![]; for (model, rev_id) in models.iter().zip(rev_ids.iter()) { match &model.refs { None => (), Some(ref_list) => { let these_ref_rows: Vec = ref_list .iter() .map(|r| { Ok(ReleaseRefNewRow { release_rev: rev_id.clone(), target_release_ident_id: match r.target_release_id.clone() { None => None, Some(v) => Some(FatCatId::from_str(&v)?.to_uuid()), }, index_val: r.index, key: r.key.clone(), container_title: r.container_title.clone(), year: r.year, title: r.title.clone(), locator: r.locator.clone(), extra_json: r.extra.clone(), }) }) .collect::>>()?; release_ref_rows.extend(these_ref_rows); } }; match &model.contribs { None => (), Some(contrib_list) => { let these_contrib_rows: Vec = contrib_list .iter() .map(|c| { Ok(ReleaseContribNewRow { release_rev: rev_id.clone(), creator_ident_id: match c.creator_id.clone() { None => None, Some(v) => Some(FatCatId::from_str(&v)?.to_uuid()), }, raw_name: c.raw_name.clone(), index_val: c.index, role: c.role.clone(), extra_json: c.extra.clone(), }) }) .collect::>>()?; release_contrib_rows.extend(these_contrib_rows); } }; if let Some(abstract_list) = &model.abstracts { // For rows that specify content, we need to insert the abstract if it doesn't exist // already let new_abstracts: Vec = abstract_list .iter() .filter(|ea| ea.content.is_some()) .map(|c| AbstractsRow { sha1: Sha1::from(c.content.clone().unwrap()).hexdigest(), content: c.content.clone().unwrap(), }) .collect(); abstract_rows.extend(new_abstracts); let new_release_abstract_rows: Vec = abstract_list .into_iter() .map(|c| { Ok(ReleaseRevAbstractNewRow { release_rev: rev_id.clone(), abstract_sha1: match c.content { Some(ref content) => Sha1::from(content).hexdigest(), None => match c.sha1.clone() { Some(v) => v, None => bail!("either abstract_sha1 or content is required"), }, }, lang: c.lang.clone(), mimetype: c.mimetype.clone(), }) }) .collect::>>()?; release_abstract_rows.extend(new_release_abstract_rows); } } if !release_ref_rows.is_empty() { insert_into(release_ref::table) .values(release_ref_rows) .execute(conn)?; } if !release_contrib_rows.is_empty() { insert_into(release_contrib::table) .values(release_contrib_rows) .execute(conn)?; } if !abstract_rows.is_empty() { // Sort of an "upsert"; only inserts new abstract rows if they don't already exist insert_into(abstracts::table) .values(&abstract_rows) .on_conflict(abstracts::sha1) .do_nothing() .execute(conn)?; insert_into(release_rev_abstract::table) .values(release_abstract_rows) .execute(conn)?; } Ok(rev_ids) } } impl EntityCrud for WorkEntity { type EditRow = WorkEditRow; type EditNewRow = WorkEditNewRow; type IdentRow = WorkIdentRow; type IdentNewRow = WorkIdentNewRow; type RevRow = WorkRevRow; generic_parse_editgroup_id!(); generic_db_get!(work_ident, work_rev); generic_db_get_rev!(work_rev); generic_db_create!(work_ident, work_edit); generic_db_create_batch!(work_ident, work_edit); generic_db_update!(work_ident, work_edit); generic_db_delete!(work_ident, work_edit); generic_db_get_history!(work_edit); generic_db_insert_rev!(); fn db_from_row( _conn: &DbConn, rev_row: Self::RevRow, ident_row: Option, ) -> Result { let (state, ident_id, redirect_id) = match ident_row { Some(i) => ( Some(i.state().unwrap().shortname()), Some(FatCatId::from_uuid(&i.id).to_string()), i.redirect_id.map(|u| FatCatId::from_uuid(&u).to_string()), ), None => (None, None, None), }; Ok(WorkEntity { state: state, ident: ident_id, revision: Some(rev_row.id.to_string()), redirect: redirect_id, editgroup_id: None, extra: rev_row.extra_json, }) } fn db_insert_revs(conn: &DbConn, models: &[&Self]) -> Result> { let rev_ids: Vec = insert_into(work_rev::table) .values( models .iter() .map(|model| WorkRevNewRow { extra_json: model.extra.clone(), }) .collect::>(), ) .returning(work_rev::id) .get_results(conn)?; Ok(rev_ids) } }