diff options
Diffstat (limited to '')
-rw-r--r-- | admin/survey/modules/mod_kakovost/R/gen.survey.str.R | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/admin/survey/modules/mod_kakovost/R/gen.survey.str.R b/admin/survey/modules/mod_kakovost/R/gen.survey.str.R deleted file mode 100644 index 32e1f57..0000000 --- a/admin/survey/modules/mod_kakovost/R/gen.survey.str.R +++ /dev/null @@ -1,71 +0,0 @@ -gen.survey.str <- function(colnames.dsa, questions.file, items.file){
- #import questions file
- questions <- fread(questions.file, skip=1, header=F,
- select=c(2, 5, 6, 8, 9, 10),
- col.names=c("question.id", "variable", "tip", "size", "visible", "params"))
-
- #create variable list from survey data file
- #remove "recnum" and "_text" fields
- var.data <- colnames.dsa[sapply(colnames.dsa, function(x){substr(x, nchar(x)-4, nchar(x))})!="_text"]
-
- #create variable list from questions file
- var.questions <- questions$variable
-
- #generate data.table from var.data list
- survey.str <- data.table(variable = var.data)
-
- setkey(questions, "variable")
- setkey(survey.str, "variable")
-
- #if all var.data in var.questions, do the simple merge and return file
- if(all(var.data %in% var.questions)){
- survey.str <- questions[survey.str,]
- return(survey.str)
- }else{ #if not, import items file and do additional merge with it...
- #import items file
- items <- fread(items.file, skip=1, header=F,
- select=c(2, 3, 4),
- col.names=c("question.id", "item.id", "variable"))
-
- setkey(items, "question.id")
- setkey(questions, "question.id")
-
- #bind variables from questions and items (for the later, only take instances with no match in the questions file...)
- survey.str.qi <- rbindlist(list(questions[var.questions %in% var.data,],
- items[questions[!(var.questions %in% var.data), -"variable", with=F], nomatch=0L]),
- fill=T)
-
- #merge questions+items with survey data...
- setkey(survey.str.qi, "variable")
- setkey(survey.str, "variable")
- survey.str <- survey.str.qi[survey.str,]
-
- #if all var.data is now matched, return the survey.str
- if(!(any(is.na(survey.str)))){
- return(survey.str)
- }else{ #if not, do additional merging...
- #create index of all NA instaces from survey.str...
- index <- apply(cbind(survey.str[, is.na(tip)],
- (sapply(survey.str[, variable], function(x){
- substr(x, 1, regexpr("\\_[^\\_]*$", x)-1)
- }) %in% survey.str.qi$variable)
- ),
- 1, all)
-
- #... using regex to find matches among unmatched instances from survey.str.qi
- add <- merge(survey.str[index, list(variable, substr(variable, 1, regexpr("\\_[^\\_]*$", variable)-1))],
- survey.str.qi[!(variable %in% survey.str$variable),],
- by.x="V2", by.y="variable", all.y=F)[, list(question.id, item.id, tip, visible, size, params)]
-
- #update survey.str with new values
- survey.str[index, c("question.id", "item.id", "tip", "visible", "size", "params") := as.list(add)]
-
- #if there is no NAs left, return survey.str, else return msg
- if(!(any(is.na(survey.str$tip)))){
- return(survey.str)
- }else{
- return(paste("No match found for: ", survey.str[is.na(tip), variable]))
- }
- }
- }
-}
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