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use crate::utils::*; use crate::{free, Alpm, AlpmList, FreeMethod, Group, Package, Result, SigLevel, Usage}; use std::ffi::CString; use alpm_sys::*; #[derive(Debug)] pub struct Db<'a> { pub(crate) db: *mut alpm_db_t, pub(crate) handle: &'a Alpm, } impl Alpm { pub fn register_syncdb<S: Into<String>>(&self, name: S, sig_level: SigLevel) -> Result<Db> { let name = CString::new(name.into()).unwrap(); let db = unsafe { alpm_register_syncdb(self.handle, name.as_ptr(), sig_level.bits() as i32) }; self.check_null(db)?; Ok(Db { db, handle: self }) } pub fn unregister_all_syncdbs(&mut self) -> Result<()> { self.check_ret(unsafe { alpm_unregister_all_syncdbs(self.handle) }) } } impl<'a> Db<'a> { pub fn name(&self) -> &str { let name = unsafe { alpm_db_get_name(self.db) }; unsafe { from_cstr(name) } } pub fn unregister(self) { unsafe { alpm_db_unregister(self.db) }; } pub fn add_server<S: Into<String>>(&mut self, server: S) -> Result<()> { let server = CString::new(server.into()).unwrap(); let ret = unsafe { alpm_db_add_server(self.db, server.as_ptr()) }; self.handle.check_ret(ret) } pub fn servers(&self) -> AlpmList<&str> { let list = unsafe { alpm_db_get_servers(self.db) }; AlpmList::new(self.handle, list, FreeMethod::None) } pub fn set_servers<S: Into<String>, I: IntoIterator<Item = S>>( &mut self, list: I, ) -> Result<()> { let list = to_strlist(list); let ret = unsafe { alpm_db_set_servers(self.db, list) }; self.handle.check_ret(ret) } pub fn remove_server<S: Into<String>>(&mut self, server: S) -> Result<()> { let server = CString::new(server.into()).unwrap(); let ret = unsafe { alpm_db_remove_server(self.db, server.as_ptr()) }; self.handle.check_ret(ret) } pub fn pkg<S: Into<String>>(&self, name: S) -> Result<Package<'a>> { let name = CString::new(name.into()).unwrap(); let pkg = unsafe { alpm_db_get_pkg(self.db, name.as_ptr()) }; self.handle.check_null(pkg)?; Ok(Package { handle: self.handle, pkg, drop: false, }) } pub fn pkgs(&self) -> Result<AlpmList<'a, Package<'a>>> { let pkgs = unsafe { alpm_db_get_pkgcache(self.db) }; self.handle.check_null(pkgs)?; Ok(AlpmList::new(self.handle, pkgs, FreeMethod::None)) } pub fn group<S: Into<String>>(&self, name: S) -> Result<Group> { let name = CString::new(name.into()).unwrap(); let group = unsafe { alpm_db_get_group(self.db, name.as_ptr()) }; self.handle.check_null(group)?; Ok(Group { handle: self.handle, inner: group, }) } pub fn search<S: Into<String>, I: IntoIterator<Item = S>>( &self, list: I, ) -> Result<AlpmList<'a, Package<'a>>> { let list = to_strlist(list.into_iter()); let pkgs = unsafe { alpm_db_search(self.db, list) }; unsafe { alpm_list_free_inner(list, Some(free)) }; unsafe { alpm_list_free(list) }; self.handle.check_null(pkgs)?; Ok(AlpmList::new(self.handle, pkgs, FreeMethod::FreeList)) } pub fn groups(&self) -> Result<AlpmList<'a, Group>> { let groups = unsafe { alpm_db_get_pkgcache(self.db) }; self.handle.check_null(groups)?; Ok(AlpmList::new(self.handle, groups, FreeMethod::FreeList)) } pub fn siglevel(&self) -> SigLevel { let siglevel = unsafe { alpm_db_get_siglevel(self.db) }; SigLevel::from_bits(siglevel as u32).unwrap() } pub fn is_valid(&self) -> Result<()> { let ret = unsafe { alpm_db_get_valid(self.db) }; self.handle.check_ret(ret) } pub fn set_usage(&mut self, usage: Usage) -> Result<()> { let ret = unsafe { alpm_db_set_usage(self.db, usage.bits() as i32) }; self.handle.check_ret(ret) } pub fn usage(&self) -> Result<Usage> { let mut usage = 0; let ret = unsafe { alpm_db_get_usage(self.db, &mut usage) }; self.handle.check_ret(ret)?; let usage = Usage::from_bits(usage as u32).unwrap(); Ok(usage) } } #[cfg(test)] mod tests { use crate::Alpm; use crate::SigLevel; #[test] fn test_register() { let handle = Alpm::new("/", "tests/db").unwrap(); let db = handle.register_syncdb("foo", SigLevel::NONE).unwrap(); assert_eq!(db.name(), "foo"); } #[test] fn test_servers() { let handle = Alpm::new("/", "tests/db").unwrap(); let mut db = handle.register_syncdb("foo", SigLevel::NONE).unwrap(); assert_eq!(db.name(), "foo"); let servers = vec!["a", "bb", "ccc"]; for server in &servers { db.add_server(*server).unwrap(); } let servers2 = db.servers().map(|s| s.to_string()).collect::<Vec<_>>(); db.set_servers(servers2).unwrap(); let servers2 = db.servers().map(|s| s.to_string()).collect::<Vec<_>>(); db.set_servers(servers2).unwrap(); let servers2 = db.servers().map(|s| s.to_string()).collect::<Vec<_>>(); db.set_servers(servers2).unwrap(); let servers2 = db.servers().map(|s| s.to_string()).collect::<Vec<_>>(); db.set_servers(servers2).unwrap(); let servers2 = db.servers().map(|s| s.to_string()).collect::<Vec<_>>(); db.set_servers(servers2).unwrap(); let servers2 = db.servers().map(|s| s.to_string()).collect::<Vec<_>>(); db.set_servers(servers2).unwrap(); let servers2 = db.servers().map(|s| s.to_string()).collect::<Vec<_>>(); db.set_servers(servers2).unwrap(); let servers2 = db.servers().map(|s| s.to_string()).collect::<Vec<_>>(); db.set_servers(servers2).unwrap(); let servers2 = db.servers().map(|s| s.to_string()).collect::<Vec<_>>(); db.set_servers(servers2).unwrap(); let servers2 = db.servers().map(|s| s.to_string()).collect::<Vec<_>>(); db.set_servers(servers2).unwrap(); let servers2 = db.servers().map(|s| s.to_string()).collect::<Vec<_>>(); db.set_servers(servers2).unwrap(); let servers2 = db.servers().map(|s| s.to_string()).collect::<Vec<_>>(); db.set_servers(servers2).unwrap(); assert_eq!(servers, db.servers().collect::<Vec<_>>()); } #[test] fn test_set_servers() { let handle = Alpm::new("/", "tests/db").unwrap(); let mut db = handle.register_syncdb("foo", SigLevel::NONE).unwrap(); assert_eq!(db.name(), "foo"); let servers = vec!["a", "bb", "ccc"]; db.set_servers(servers.iter().cloned()).unwrap(); assert_eq!(servers, db.servers().collect::<Vec<_>>()); } #[test] fn test_pkg() { let handle = Alpm::new("/", "tests/db").unwrap(); let db = handle.register_syncdb("core", SigLevel::NONE).unwrap(); let pkg = db.pkg("linux").unwrap(); assert!(pkg.version() == "5.1.8.arch1-1"); } #[test] fn test_search() { let handle = Alpm::new("/", "tests/db").unwrap(); let db = handle.register_syncdb("core", SigLevel::NONE).unwrap(); let res = db .search(["^mkinitcpio-nfs-utils$"].iter().cloned()) .unwrap(); let res = res.collect::<Vec<_>>(); for _ in &res {} for _ in &res {} assert_eq!(res.len(), 1); assert_eq!(res[0].name(), "mkinitcpio-nfs-utils"); } #[test] fn test_group() { let handle = Alpm::new("/", "tests/db").unwrap(); let db = handle.register_syncdb("core", SigLevel::NONE).unwrap(); let base = db.group("base").unwrap(); assert_eq!(base.name(), "base"); assert!(base.packages().len() > 10); assert!(base.packages().len() < 100); } }