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| ===Old R-code===
| | [[Category:Sandbox]] |
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| '''Test code
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| <rcode>
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| library(xtable)
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| library(OpasnetUtils)
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| var1 <- data.frame(c = c("A", "A", "C"), d = c("D", "E", "E"), Result = 4:6)
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| var2 <- var1
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| dec <- data.frame(Decision = rep(c("Decision 1", "Decision 2"), each = 2), Option = c("OptA", "OptB"), Variable = c("var1", "var1", "var1", "var2"), Cell = c(" c: A; d: E", " d: D"), Change = c("Replace", "Multiply"), Result = 7:10)
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| var1
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| dec
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| out <- decisions.apply(dec)
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| cat("Variable", names(out)[1], "\n")
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| print(xtable(out[[1]]), type = 'html')
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| cat("Variable", names(out)[2], "\n")
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| print(xtable(out[[2]]), type = 'html')
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| data <- tidy(op_baseGetData("opasnet_base", "Op_en5466"), direction = "wide")
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| data <- data[colnames(data) != "Unit"]
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| data
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| # data <- decisions.apply(data)
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| dec <- data
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| assessment = NULL
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| out <- as.list(unique(dec$Variable))
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| names(out) <- as.character(unique(dec$Variable))
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| # for(variables in unique(dec$Variable)) { # Take one variable at a time.
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| variables <- unique(dec$Variable)[1]
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| dec.var <- dec[dec$Variable == variables, ] # dec.var = variable-specific decisions
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| scenarios <- data.frame(temp = 1)
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| for(decisions in unique(dec.var$Decision)) { # Add BAU option to each decision and merge decisions.
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| temp <- as.character(dec.var[dec.var$Decision == decisions, "Option"])
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| temp <- data.frame(Options = c(temp, "BAU"))
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| colnames(temp) <- decisions
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| scenarios <- merge(scenarios, temp)
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| }
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| if(!is.null(assessment)) {
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| var <- assessment@vars[[as.character(dec.var$Variable[1])]]
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| } else {
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| if(exists(as.character(dec.var$Variable[1])))
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| {var <- get(as.character(dec.var$Variable[1]))
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| } else {
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| stop(paste(variables, " not defined, aborting..."))
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| }
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| }
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| var <- merge(scenarios[colnames(scenarios) != "temp"], var)
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| for(s in 1:nrow(dec.var)) { # Each row in decision handled separately
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| cell <- gsub("^[ \t]+|[ \t]+$", "", as.character(dec$Cell[s])) # Leading and trailing whitespaces removed.
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| cell <- gsub(":[ \t]+", ":", cell) # Whitespaces removed after :
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| cell <- gsub(";[ \t]+", ";", cell) # Whitespaces removed after ;
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| cell <- gsub("[ \t]+:", ":", cell) # Whitespaces removed before :
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| cell <- gsub("[ \t]+;", ";", cell) # Whitespaces removed before ;
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| cell <- strsplit(cell, split = ";") # Separate cell identifiers (indices and locations)
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| cell <- strsplit(cell[[1]], split = ":")
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| cond <- as.character(dec.var$Decision[s])
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| cond <- var[, cond] == as.character(dec.var$Option[s]) # Only the rows with the relevant option.
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| for(r in 1:length(cell)) { # All Cell conditions extracted and combined with AND.
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| cond <- cond * (var[, cell[[r]][1]] == cell[[r]][2])
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| }
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| cond <- as.logical(cond)
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| if(dec.var$Change[s] == "Replace" ) {var[cond, "Result"] <- dec.var$Result[s]}
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| if(dec.var$Change[s] == "Add" ) {var[cond, "Result"] <- dec.var$Result[s] + var[cond, "Result"]}
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| if(dec.var$Change[s] == "Multiply") {var[cond, "Result"] <- dec.var$Result[s] * var[cond, "Result"]}
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| }
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| out[[variables]] <- var
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| # }
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| return(out)
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| </rcode>
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| {{attack|# |Why does the var2 outcome show row 3 OptB A E 50, because the decision should be applied only for row 1 OptB A D 4 ? There is a bug somewhere. |--[[User:Jouni|Jouni]] 16:12, 16 May 2012 (EEST)}}
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| ===New R-code===
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