36b0e73645
to support HTTPS because Yahoo! JAPAN services have been migrated to AOSSL - Update RUN_DEPENDS, accordingly MFH: 2017Q2
72 lines
2.7 KiB
R
72 lines
2.7 KiB
R
--- R/quoteStockTsData.R.orig 2013-08-12 15:05:58 UTC
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+++ R/quoteStockTsData.R
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@@ -46,42 +46,34 @@ quoteFXTsData <- function(x, since=NULL,
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#get time series data from Yahoo! Finance.
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quoteTsData <- function(x,function.financialproduct,since,start.num,date.end,time.interval,type="stock"){
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r <- NULL
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- result.num <- 51
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financial.data <- data.frame(NULL)
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- #start <- (gsub("([0-9]{4,4})-([0-9]{2,2})-([0-9]{2,2})","&c=\\1&a=\\2&b=\\3",since))
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- #end <- (gsub("([0-9]{4,4})-([0-9]{2,2})-([0-9]{2,2})","&f=\\1&d=\\2&e=\\3",date.end))
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start <- (gsub("([0-9]{4,4})-([0-9]{2,2})-([0-9]{2,2})","&sy=\\1&sm=\\2&sd=\\3",since))
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end <- (gsub("([0-9]{4,4})-([0-9]{2,2})-([0-9]{2,2})","&ey=\\1&em=\\2&ed=\\3",date.end))
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if(!any(time.interval==c('d','w','m'))) stop("Invalid time.interval value")
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-
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- extractQuoteTable <- function(r,type){
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- if(type %in% c("fund","fx")){
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- tbl <- r[[2]][[2]][[7]][[3]][[3]][[9]][[2]]
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- }
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- else{
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- tbl <- r[[2]][[2]][[7]][[3]][[3]][[10]][[2]]
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- }
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- return(tbl)
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- }
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-
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- while( result.num >= 51 ){
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+ while( 1 ){
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start.num <- start.num + 1
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quote.table <- NULL
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- quote.url <- paste('http://info.finance.yahoo.co.jp/history/?code=',x,start,end,'&p=',start.num,'&tm=',substr(time.interval,1,1),sep="")
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+ quote.url <- paste('https://info.finance.yahoo.co.jp/history/?code=',x,start,end,'&p=',start.num,'&tm=',substr(time.interval,1,1),sep="")
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+ quote.html <- getURL(quote.url)
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- try( r <- xmlRoot(htmlTreeParse(quote.url,error=xmlErrorCumulator(immediate=F))), TRUE)
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+ try( r <- htmlParse(quote.html) )
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if( is.null(r) ) stop(paste("Can not access :", quote.url))
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- #try( quote.table <- r[[2]][[1]][[1]][[16]][[1]][[1]][[1]][[4]][[1]][[1]][[1]], TRUE )
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- try( quote.table <- extractQuoteTable(r,type), TRUE )
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+ try( quote.table <- xpathApply(r,"//table")[[2]], TRUE )
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+
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+ quote.size <- xmlSize(quote.table)
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+
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+ if( xmlSize(quote.table) <= 1 ){
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+ return(financial.data)
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+ }
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if( is.null(quote.table) ){
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if( is.null(financial.data) ){
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stop(paste("Can not quote :", x))
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}else{
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- financial.data <- financial.data[order(financial.data$date),]
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- return(financial.data)
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+ financial.data <- financial.data[order(financial.data$date),]
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+ return(financial.data)
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}
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}
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@@ -90,7 +82,6 @@ quoteTsData <- function(x,function.finan
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financial.data <- rbind(financial.data,function.financialproduct(quote.table[[i]]))
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}
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- result.num <- xmlSize(quote.table)
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Sys.sleep(1)
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}
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financial.data <- financial.data[order(financial.data$date),]
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@@ -120,5 +111,3 @@ endOfMonth <- function(date.obj)
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return(startOfNextMonth-1)
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}
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-
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-
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