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#
# Copyright 2007-2021 by the individuals mentioned in the source code history
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
##' omxQuotes
##'
##' Quote helper function, often for error messages.
##'
##' @param name a character vector
##' @details
##' This is a helper function for creating a nicely
##' put together formatted string.
##' @return
##' a character string
##' @examples
##' omxQuotes(c("Oh", "blah", "dee", "Oh", "blah", "da"))
##' omxQuotes(c("A", "S", "F"))
##' omxQuotes("Hello World")
omxQuotes <- function(name) {
if (length(name) == 0) return('NULL')
if (typeof(name) == "S4") return(omxQuotes(list(name)))
listTerms <- sapply(name, function(x) {
if (typeof(x) == "S4") {
return(class(x))
} else if (is.na(x)) {
return(as.character(x))
} else {
paste("'", x, "'", sep = '')
}
} )
if (length(listTerms) == 2) {
return(paste(listTerms[1], ' and ', listTerms[2], sep = ''))
} else if (length(listTerms) > 2) {
return(paste(paste(listTerms[1:length(listTerms) - 1], collapse=', '),
', and ', listTerms[[length(listTerms)]], sep = ''))
} else {
return(listTerms)
}
}
printOptions <- function(options) {
retval <- ""
if (length(options) == 0) {
return(retval)
}
for(i in 1:length(options)) {
key <- names(options)[[i]]
value <- options[[i]]
retval <- paste(retval, omxQuotes(key), '=',
omxQuotes(value))
if (i < length(options)) {
retval <- paste(retval, ',', sep='')
}
}
return(retval)
}
displayModel <- function(model, expand = FALSE) {
cat("MxModel", omxQuotes(model@name), '\n')
cat("type :", imxTypeName(model), '\n')
cat("$matrices :", omxQuotes(names(model@matrices)), '\n')
cat("$algebras :", omxQuotes(names(model@algebras)), '\n')
cat("$penalties :", omxQuotes(names(model@penalties)), '\n')
cat("$constraints :", omxQuotes(names(model@constraints)), '\n')
cat("$intervals :", omxQuotes(names(model@intervals)), '\n')
# latentVars and manifestVars should really be considered
# an implementation detail of RAM and LISREL type models with paths.
# We currently do not return anything when an attempt
# is made to access these slots using $ notation.
# The proper thing to do is probably to ignore the @ slots
# and extract the variable information from the RAM F matrix dimnames
# or equivalent LISREL matrix because the slots are only
# used by mxPath. Matrix constructed models do not use the @ slots.
if (length(model@latentVars) == 0 || imxTypeName(model) %in% "default") {
cat("$latentVars : none\n")
} else if (is.character(model@latentVars)) {
cat("$latentVars :", omxQuotes(model@latentVars), '\n')
} else {
cat("$latentVars :\n")
print(format(model@latentVars))
}
if (length(model@manifestVars) == 0 || imxTypeName(model) %in% "default") {
cat("$manifestVars : none\n")
} else if (is.character(model@manifestVars)) {
cat("$manifestVars :", omxQuotes(model@manifestVars), '\n')
} else {
cat("$manifestVars :\n")
print(format(model@manifestVars))
}
data <- model@data
if (is.null(data)) {
cat("$data : NULL\n")
} else {
if (is(data, "MxDataDynamic")) {
cat("$data type:", omxQuotes(data@type), '\n')
cat("$data$expectation :", omxQuotes(data@expectation), "\n")
} else {
cat("$data :", nrow(data@observed),
"x", ncol(data@observed), "\n")
if(length(data@means) == 1 && is.na(data@means)) {
cat("$data means : NA\n")
} else {
cat("$data means : 1 x", length(data@means), "\n")
}
cat("$data type:", omxQuotes(data@type), '\n')
}
}
cat("$submodels :", omxQuotes(names(model@submodels)), '\n')
expectation <- model@expectation
fitfunction <- model@fitfunction
compute <- model@compute
if (is.null(expectation)) {
expectationType <- "NULL"
} else {
expectationType <- class(expectation)[[1]]
}
cat("$expectation :", expectationType, '\n')
if (is.null(fitfunction)) {
fitfunctionType <- "NULL"
} else {
fitfunctionType <- class(fitfunction)[[1]]
}
cat("$fitfunction :", fitfunctionType, '\n')
if (is.null(compute)) {
computeType <- "NULL"
} else {
computeType <- class(compute)[[1]]
}
cat("$compute :", computeType, '\n')
cat("$independent :", model@independent, '\n')
cat("$options :", printOptions(model@options), '\n')
cat("$output :", length(model@output) > 0, '\n')
if(expand) {
if(length(model@matrices) > 0) {
cat("\n--------MATRICES--------\n")
lapply(model@matrices, print)
}
if(length(model@algebras) > 0) {
cat("\n--------ALGEBRAS--------\n")
lapply(model@algebras, print)
}
if(length(model@constraints) > 0) {
cat("\n--------CONSTRAINTS--------\n")
lapply(model@constraints, print)
}
if(!is.null(model@data) > 0) {
cat("\n--------DATA--------\n")
print(model@data)
}
if(!is.null(model@expectation) > 0) {
cat("\n--------EXPECTATION FUNCTION--------\n")
print(model@expectation)
}
if(!is.null(model@fitfunction) > 0) {
cat("\n--------FIT FUNCTION--------\n")
print(model@fitfunction)
}
if(!is.null(model@compute) > 0) {
cat("\n--------COMPUTE--------\n")
print(model@compute)
}
if(length(model@output) > 0) {
cat("\n--------OUTPUT--------\n")
print(model@output)
}
if(length(model@submodels) > 0) {
cat("\n--------SUBMODELS--------\n")
lapply(model@submodels, print)
}
if(length(model@options) > 0) {
cat("\n--------OPTIONS--------\n")
print(model@options)
}
}
invisible(model)
}
setMethod("print", "MxModel", function(x,...) {
displayModel(x, TRUE)
})
setMethod("show", "MxModel", function(object) {
displayModel(object)
})
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