forked from bmarcelino/sec
/
main.go
220 lines (175 loc) · 4.11 KB
/
main.go
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package main
import (
"fmt"
"github.com/SlyMarbo/rss"
"github.com/bmarcelino/sec/helpers"
"github.com/bmarcelino/sec/xbrl"
"net/http"
"strconv"
"strings"
"time"
)
var urls = []string{} //list.New()
const (
BASE_URL = "http://www.sec.gov/Archives/edgar/monthly/xbrlrss-{year}-{month}.xml"
)
type HttpResponse struct {
url string
response *http.Response
err error
}
func asyncHttpGets(urls []string) []*HttpResponse {
ch := make(chan *HttpResponse)
responses := []*HttpResponse{}
for _, url := range urls {
go func(url string) {
fmt.Printf("Fetching %s \n", url)
resp, err := http.Get(url)
ch <- &HttpResponse{url, resp, err}
}(url)
}
for {
select {
case r := <-ch:
fmt.Printf("%s was fetched\n", r.url)
responses = append(responses, r)
if len(responses) == len(urls) {
return responses
}
case <-time.After(50 * time.Millisecond):
fmt.Printf(".")
}
}
return responses
}
func fetchFeed(url string, ch chan *rss.Feed) {
fmt.Printf("Fetching %s \n", url)
feed, err := rss.Fetch(url)
if err != nil {
fmt.Println("Failed to get feed %s\n", url)
}
ch <- feed
}
func parseFeed(feed *rss.Feed) {
for _, item := range feed.Items {
fmt.Println(item.String())
}
}
func asyncFeedGets(urls []string) []*rss.Feed {
ch := make(chan *rss.Feed)
responses := []*rss.Feed{}
for _, url := range urls {
go fetchFeed(url, ch)
}
for {
select {
case r := <-ch:
fmt.Printf("%s was fetched\n", r.UpdateURL)
go parseFeed(r)
/*
responses = append(responses, r)
if len(responses) == len(urls) {
return responses
}
*/
case <-time.After(50 * time.Millisecond):
fmt.Printf(".")
}
}
return responses
}
func initUrls(year, startMonth, endMonth int) {
for month := startMonth; month <= endMonth; month++ {
feedUrl := strings.Replace(BASE_URL, "{year}", strconv.Itoa(year), 1)
feedUrl = strings.Replace(feedUrl, "{month}", helpers.LeftPad2Len(strconv.Itoa(month), "0", 2), 1)
//urls.PushBack(feedUrl)
urls = append(urls, feedUrl)
}
}
func genUrls(year, startMonth, endMonth int) <-chan string {
out := make(chan string)
go func() {
for month := startMonth; month <= endMonth; month++ {
feedUrl := strings.Replace(BASE_URL, "{year}", strconv.Itoa(year), 1)
feedUrl = strings.Replace(feedUrl, "{month}", helpers.LeftPad2Len(strconv.Itoa(month), "0", 2), 1)
out <- feedUrl
}
close(out)
}()
return out
}
func getFeed(urls <-chan string) <-chan *rss.Feed {
out := make(chan *rss.Feed)
go func() {
for url := range urls {
fmt.Printf("Fetching %s \n", url)
feed, err := rss.Fetch(url)
if err != nil {
fmt.Printf("Failed to get feed %s\n", url)
} else {
out <- feed
}
}
close(out)
}()
return out
}
func getItems(feeds <-chan *rss.Feed) <-chan *rss.Item {
out := make(chan *rss.Item)
go func() {
for feed := range feeds {
for _, item := range feed.Items {
if item.Content == "10-K" {
out <- item
}
}
}
close(out)
}()
return out
}
func main() {
xbrlInstance := "C:\\Users\\bmarcelino\\Downloads\\wnchvi6-20140331.xml"
x := new(xbrl.Xbrl)
//fin := new(xbrl.FundamentantalAccountingConcepts)
x.Init(xbrlInstance)
fmt.Println(x.Fields["FiscalYear"])
fmt.Println(x.Fields["Liabilities"])
fact := x.GetFactValue("ExpensesPaidByGeneralPartnerOrAffiliates", "Instant")
fmt.Println(fact)
//fin.Init(x)
// Set up the pipeline.
/*chUrls := genUrls(2013, 1, 12)
chFeeds := getFeed(chUrls)
chItems := getItems(chFeeds)
for item := range chItems {
fmt.Println(item)
}
*/
//initUrls(2013, 2013, 1, 12)
/*
for e := urls.Front(); e != nil; e = e.Next() {
fmt.Println("Fetching e.Value")
}
*/
/*
feed, err := rss.Fetch("http://www.sec.gov/Archives/edgar/monthly/xbrlrss-2014-03.xml")
if err != nil {
fmt.Println("Failed to get feed")
}()
for _, item := range feed.Items {
fmt.Println(item.String())
}
err = feed.Update()
if err != nil {
fmt.Println("Failed to update feed")
}
*/
/*
results := asyncHttpGets(urls)
for _, result := range results {
fmt.Printf("%s status: %s\n", result.url, result.response.Status)
}
*/
//asyncFeedGets(urls)
}