examples.db = function() {
library(RSQLite)
app = eventsApp()
matte = make.matte()
set.matte(matte)
#conn = matte.create.db(overwrite=TRUE)
conn = matte.connect.db(matte)
matte.get.user("Seb")
user = list(userid="jon", email="sebkranz@gmail.com", confirmed=FALSE)
user = matte.insert.user(conn=conn,user=user, mode="replace")
users = matte.fetch.users(conn)
user = set.list(user,make.password.hash(password= "password"))
user = matte.insert.user(conn=conn,user=user, mode="insert or replace")
con <- dbConnect(SQLite(), ":memory:")
data(USArrests)
dbWriteTable(con, "USArrests", USArrests)
rs <- dbSendQuery(con, "select * from USArrests")
d1 <- fetch(rs, n = 10) # extract data in chunks of 10 rows
dbHasCompleted(rs)
d2 <- fetch(rs, n = -1) # extract all remaining data
dbHasCompleted(rs)
dbClearResult(rs)
dbListTables(con)
rs
d1
}
matte.connect.db = function(db.arg=matte$db.arg,matte=get.matte()) {
matte$conn = dbConnect(db.arg$drv, db.arg$dbname)
invisible(matte$conn)
}
matte.create.db = function(db.arg=matte$db.arg, overwrite=FALSE, schema.file = paste0(path.package("matteLogin"),"/db/tables/matte_tables.yaml"),matte=get.matte()) {
restore.point("matte.create.db")
conn = do.call(dbConnect, db.arg)
dbCreateSchemaTables(conn =conn,schema.file = schema.file,overwrite = overwrite)
conn
}
matte.insert.user = function(conn=matte$conn,userid=NULL, email="",salt="",hash="",confirmed=NULL, created=as.integer(Sys.time()), user=list(), mode="replace", matte=get.matte()) {
restore.point("matte.insert.user")
user = fill.defaults(user, nlist(userid,email,salt,hash,created,confirmed))
dbInsert(conn,"users",user, mode=mode)
invisible(user)
}
matte.get.users = function(conn) {
dbReadTable(conn,"users")
}
matte.get.user = function(userid,conn=matte$conn, matte=get.matte()) {
restore.point("matte.get.user")
dbGetRow(conn,table = "users",params = list(userid=userid))
}
examples.matte.insert.smtp = function() {
setwd("D:/libraries/matteLogin")
txt = paste0(readLines("sender.yaml"),collapse="\n")
matte.create.db()
matte.insert.smtp(txt)
matte.get.smtp()
}
matte.insert.smtp = function(yaml,conn=matte$conn, matte=get.matte()) {
restore.point("matte.insert.smtp")
li = yaml.load(yaml)
dbInsert(conn,table = "smtp",vals = list(smptid=li$from,yaml=yaml),mode="replace")
}
matte.get.smtp = function(smtpid=NULL,conn=matte$conn, matte=get.matte()) {
if (is.null(smtpid)) {
dat = dbReadTable(conn,"smtp")
} else {
dat = dbGetSingleRow(conn, "smtp",list(smptid=smptid))
}
if (NROW(dat)==0) return(NULL)
yaml = dat$yaml[[1]]
yaml.load(yaml)
}
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