Created
July 5, 2014 00:21
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R LDAP - parse ldap output from RCurl to dataframe ala Apache Directory studio export to csv.
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| library(RCurl) | |
| library(gtools) | |
| parseldap<-function(url, userpwd=NULL) | |
| { | |
| ldapraw<-getURL(url, userpwd=userpwd) | |
| # seperate by two new lines | |
| ldapraw<-gsub("(DN: .*?)\n", "\\1\n\n", ldapraw) | |
| ldapsplit<-strsplit(ldapraw, "\n\n") | |
| ldapsplit<-unlist(ldapsplit) | |
| # init list and count | |
| mylist<-list() | |
| count<-0 | |
| for (ldapline in ldapsplit) { | |
| # if this is the beginning of the entry | |
| if(grepl("^DN:", ldapline)) { | |
| count<-count+1 | |
| # after the first | |
| if(count == 2 ) { | |
| df<-data.frame(mylist) | |
| mylist<-list() | |
| } | |
| if(count > 2) { | |
| df<-smartbind(df, mylist) | |
| mylist<-list() | |
| } | |
| mylist["DN"] <-gsub("^DN: ", "", ldapline) | |
| } else { | |
| linesplit<-unlist(strsplit(ldapline, "\n")) | |
| if(length(linesplit) > 1) { | |
| for(line in linesplit) { | |
| linesplit2<-unlist(strsplit(line, "\t")) | |
| linesplit2<-unlist(strsplit(linesplit2[2], ": ")) | |
| if(!is.null(unlist(mylist[linesplit2[1]]))) { | |
| x<-strsplit(unlist(mylist[linesplit2[1]]), "|", fixed=TRUE) | |
| x<-append(unlist(x), linesplit2[2]) | |
| x<-paste(x, sep="", collapse="|") | |
| mylist[linesplit2[1]] <- x | |
| } else { | |
| mylist[linesplit2[1]] <- linesplit2[2] | |
| } | |
| } | |
| } else { | |
| ldaplinesplit<-unlist(strsplit(ldapline, "\t")) | |
| ldaplinesplit<-unlist(strsplit(ldaplinesplit[2], ": ")) | |
| mylist[ldaplinesplit[1]] <- ldaplinesplit[2] | |
| } | |
| } | |
| } | |
| if(count == 1 ) { | |
| df<-data.frame(mylist) | |
| } else { | |
| df<-smartbind(df, mylist) | |
| } | |
| return(df) | |
| } | |
| parseldap("ldap://ldap.replaceme.com/o=replaceme.com?memberuid?sub?(cn=group-name)", "username:password") |
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