OpasnetUtils/Oassessment: Difference between revisions

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==Code==
==Code==
<rcode
name="make.oassessment"
label="Initiate functions"
graphics="1"
showcode="1"
>
# MAKE.OASSESSMENT ########## make.oassessment creates S4 assessment from dependencies data.frame, including decisions, stakeholders, probabilities, and variables.
########### NOTE! You must include the formula code from each variable page, otherwise formulas and dependencies are not updated.
########### Parameters:
## dependencies: a data.frame that has the structure of oassessment@name (Columns: Name, Identifier, Direction, Result)
make.oassessment <- function(x) {
x  <- fetch(x)
decisions    <- fetch(x[x$Result == "decisions",    "Identifier"])
stakeholders  <- fetch(x[x$Result == "stakeholders",  "Identifier"])
probabilities <- fetch(x[x$Result == "probabilities", "Identifier"])
dependencies  <- x[!x$Result %in% c("decisions", "stakeholders", "probabilities"), ]
vars          <- list()
for(i in 1:nrow(dependencies)) { # Objects with names as aliases are created and filled with data from Opasnet Base.
cat("Initialising variable ", as.character(dependencies$Name[i]), ".\n", sep = "")
ident <- as.character(dependencies$Identifier[i])
data <- fetch(ident, direction = as.character(dependencies$Direction[i]))
if(exists(paste("formula.", ident, sep = "")))
{formula <- get(paste("formula.", ident, sep = ""))
} else {
formula <- function(dependencies) {return(0)}
}
if(exists(paste("dependencies.", ident, sep = "")))
{depend <- get(paste("dependencies.", ident, sep = ""))
} else {
depend <- data.frame()
}
vars[[i]] <- make.ovariable(
name = as.character(dependencies$Result[i]),
data = data,
formula = formula,
dependencies = depend
)
}
names(vars) <- dependencies$Result
assessment <- new("oassessment",
dependencies  = dependencies,
decisions    = decisions,
stakeholders  = stakeholders,
probabilities = probabilities,
vars          = vars
)


return(assessment)
https://www.opasnet.org/svn/opasnet_utils/trunk/R/OAssessment.r
}
 
</rcode>
 
 
 
=setclass.oassessment=
==Description==
Defines the S4 class "oassessment" which is the object type for open assessments.
 
==Code==
<rcode
name="setclass.oassessment"
label="Initiate functions"
graphics="1"
showcode="1"
>
# SETCLASS OASSESSMENT ################### Defines the S4 class "oassessment" which is the object type for open assessments.
temp <- setClass(
"oassessment",
representation(
dependencies  = "data.frame",
decisions    = "data.frame",
probabilities = "data.frame",
stakeholders  = "data.frame",
vars          = "list"
)
)
 
</rcode>


==See also==
==See also==

Latest revision as of 13:39, 16 August 2012



make.oassessment

Description

make.oassessment creates S4 assessment from dependencies data.frame, including decisions, stakeholders, probabilities, and variables.

NOTE! You must include the formula code from each variable page, otherwise formulas and dependencies are not updated.

Parameters

Dependencies

  • a data.frame that has the structure of oassessment@name (Columns: Name, Identifier, Direction, Result)

Code

https://www.opasnet.org/svn/opasnet_utils/trunk/R/OAssessment.r

See also