// AddArticle adds an article to the ready queue. The article will be scraped by
// a client then sent back up to the Jefe. The chan signals back to the
// schedulable article
func (j *Jefe) AddArticle(article scraper.Article, c chan int) {
j.mutex.Lock()
defer j.mutex.Unlock()
log.Info("adding article", article.GetLink(), "to ready queue")
j.queue = append(j.queue, article)
j.openRequests[article.GetLink()] = c
j.openArticles[article.GetLink()] = article
}
// write the provided article to the storage
func storeArticle(article scraper.Article) error {
jsonStr, err := json.Marshal(article)
if err != nil {
return err
}
// take all spaces out of title
// TODO: think about cleaning this up a little more
fileName := strings.Replace(article.GetTitle(), " ", "", -1)
path := "opinionatedData/" + fileName + ".json"
err = ioutil.WriteFile(path, jsonStr, 0644)
if err != nil {
return err
}
log.Info("wrote article:", article.GetTitle(), "to location:", path)
return nil
}
// handles scraped articles
// TODO: think about where this should be
func handleScrapedArticle(article scraper.Article) {
if err := scraper.CheckFile(article.GetData()); err != nil {
log.Warn("when checking article", article.GetTitle(), "got err:", err)
}
if err := storeArticle(article); err != nil {
log.Error("failed to write article", article.GetTitle(), ":", err)
return
}
}
// CompareBodies will take two strings, one HTML path and one path to a
// pre-parsed file and compare the two using the parse method from article.
// If they are the same it returns nil, otherwise will return an error.
func CompareBodies(HTMLarticle string, ExpectedArticle string, article scraper.Article) error {
file, err := os.Open(HTMLarticle) // TODO: Add test file
defer file.Close()
if err != nil {
return fmt.Errorf("error opening HTML file %s", err)
}
fileScanner := bufio.NewReader(file)
parser := html.NewTokenizer(fileScanner)
err = article.DoParse(parser)
if err != nil {
return fmt.Errorf("error parsing: %s", err)
}
fileCompare, err := os.Open(ExpectedArticle)
defer fileCompare.Close()
if err != nil {
return fmt.Errorf("error opening body file:%s", err)
}
CompareFile := bufio.NewScanner(fileCompare)
fullText := ""
for CompareFile.Scan() {
fullText += CompareFile.Text()
}
diffd := WriteDiff(article.GetData(), fullText)
if fullText != article.GetData() {
return fmt.Errorf("diff: \n%s\nExpected: \n%s\n Received: \n%s\n\n",
diffd, fullText, article.GetData())
}
return nil
}
