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25 lines
1.2 KiB
R
25 lines
1.2 KiB
R
##################################################
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################ ProvideSampleId #################
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##################################################
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ProvideSampleId <- function (fullpathwithfilename) {
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### OBS! Only very rudimentary error-checking.
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### If the filename is formatted as \w*-\w*-\w*, we use the middle segment,
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### otherwise we use the whole string (excluding the extension)
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# Extract the name of the parent directory of the datafilename argument
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substrateid <- basename(dirname(fullpathwithfilename))
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# Extract the name of the method from the filename-part
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# First split the filename over all hyphens
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nameparts <- strsplit(basename(fullpathwithfilename), "-")[[1]]
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# If the number of nameparts exceed 3, save the whole filename as methodid, otherwise use the middle part
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if (length(nameparts) > 3) {
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# We need to lose the file extension from the last namepart
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nameparts[length(nameparts)] <- strsplit(nameparts[length(nameparts)], "\\.")[[1]][1]
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methodid <- paste(nameparts, collapse = "-")
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} else {
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methodid <- nameparts[2]
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}
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# Make an informative sampleid
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sampleid <- paste(substrateid, methodid, sep = "-")
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#
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return(sampleid)
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} |