func Do(logger *log.Logger, j *job.Job, progress string, f func()) {
defer func() {
if r := recover(); r != nil {
if err, ok := r.(friendly); ok {
progress = err.Friendly()
logger.Printf("%s: %#v", progress, j)
} else {
logger.Printf("%v: %#v", r, j)
}
logger.Printf("%s", pruneStack(debug.Stack()))
j.Progress(progress)
cleanup.Clean(j)
}
}()
f()
}
func Mail(j *job.Job) {
go safely.Do(logger, j, FriendlyMessage, func() {
if stat, err := os.Stat(j.MobiFilePath()); err != nil {
logger.Panicf("Something weird happen. Mobi is missing in postmark.go: %s", err.Error())
} else {
if stat.Size() > MaxAttachmentSize {
blacklist.Blacklist(j.Url.String())
failFriendly("Sorry, this article is too big to send!")
}
}
payload := map[string]Any{
"From": from,
"To": j.Email,
"Subject": Subject,
"TextBody": fmt.Sprintf("Straight to your Kindle! %s: %s", j.Title, j.Url),
"Attachments": []Any{
map[string]Any{
"Name": j.MobiFilename(),
"ContentType": "application/octet-stream",
"Content": readFile(j.MobiFilePath()),
},
},
}
var buffer bytes.Buffer
json.NewEncoder(&buffer).Encode(payload)
req, err := http.NewRequest("POST", Endpoint, &buffer)
if err != nil {
logger.Panicf("Making HTTP Request failed: %s", err.Error())
}
setupHeaders(req)
resp, err := client.Do(req)
if err != nil {
logger.Panicf("Postmark failed: %s", err.Error())
}
defer resp.Body.Close()
answer := util.ParseJSON(resp.Body, func(err error) {
logger.Panicf("Something bad happened with Postmark: %s", err.Error())
})
if answer["ErrorCode"] != nil {
code := int(answer["ErrorCode"].(float64))
switch code {
case 0:
// All is well
case 300:
blacklist.Blacklist(j.Email)
failFriendly("Your email appears invalid. Please try carefully remaking the bookmarklet.")
default:
logger.Panicf("Unknown error code from Postmark: %d, %s", code, answer)
}
}
j.Progress("All done! Grab your Kindle and hang tight!")
cleanup.Clean(j)
})
}