Created
August 21, 2014 20:34
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#' faz o download de uma tabela do Anuário Estatístico da USP | |
#' secao: numero da secao (1 a 11) | |
#' id: id da tabela (depende da secao) | |
#' retorna um data.frame com os dados. | |
rusp_tab <- function(secao, id) { | |
link <- sprintf("https://uspdigital.usp.br/anuario/br/tabelas/XLS/2013/T%d.%02d.xls", secao, id) | |
cat('Acessando ', link, '...\n', sep='') | |
tmp <- tempfile() | |
r <- RCurl::getBinaryURL(link, ssl.verifypeer=FALSE, encoding='latin1') | |
writeBin(as.vector(r), tmp) | |
a <- gdata::read.xls(tmp, stringsAsFactors=FALSE, encoding='latin1') | |
a <- a[which(a[,2]!=''),] | |
names(a) <- tolower(gsub('[./, ]+', '_', gsub("`|\\'", "", iconv(a[1,], to = "ASCII//TRANSLIT")))) | |
a <- a[-1,] | |
for(n in names(a)) { | |
a[[n]] <- type.convert(a[[n]], as.is=T) | |
} | |
return(a) | |
} |
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