Documentation
¶
Index ¶
Constants ¶
This section is empty.
Variables ¶
var Tpl = template.Must(template.New("").Parse(`
<!DOCTYPE html><html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link href="data:image/x-icon;base64,AAABAAEAEBAQAAAAAAAoAQAAFgAAACgAAAAQAAAAIAAAAAEABAAAAAAAgAAAAAAAAAAAAAAAEAAAAAAAAAAhFAUAVUCzAJSHhQD1PycAo6OjAFmWqADo6e0ARCPZAFdUUQDe3t4AL5E6AHvF2wBIgbAAAAAAAAAAAAAAAAAAOqqqaZmZbMyqOqNoSEhszGZmZmZmZmZmiEhIZxEXaEiZmZlnEXdpmYSEhGN3c2SEmZmZYztzaZmISEhjuyNoSJmZmWO7U2mZhISEY4iDZIRmZmZmZmZmZgYAYABgYGAABgBgZgBgBmAGYGAGBgYGAABgYGYGBgYGAGBgBgZmBgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA" rel="icon" type="image/x-icon" />
<title>News</title>
<style type="text/css">
html {
padding: 0;
margin: 0;
}
body {
padding: 2em 0;
margin: 0;
font-family: sans-serif;
font-size: 16px;
background-color:#282828;
}
.container {
max-width: 1024px;
margin: 0 auto;
text-align: center;
}
.item {
display: block;
font-size: 18px;
padding: 1em 0.5em 0.5em 0.5em;
color: #000;
font-weight: bold;
background: #EEE;
border-bottom: 1px solid #ccc;
}
.tag {
float: right;
border: 1px solid #ccc;
border-radius: 3px;
padding: 5px;
margin: -10px 0 0 5px;
background-color: #ddd;
font-weight: normal;
}
.item:first-child {
border-top: 1px solid #aaa;
}
.item:visited {
color: #873B3B;
}
.item, .item:visited {
text-decoration: none;
text-align: left;
}
.item:hover, .item:active {
text-decoration: underline;
}
.next {
display: inline-block;
margin: 20px auto;
font-size: 24px;
padding: 0.5em;
color: #000;
font-weight: bold;
background: #EEE;
border-bottom: 1px solid #ccc;
border-radius: 5px;
text-decoration: none;
}
.next:hover, .next:active {
text-decoration: underline;
}
.feed {
display: none;
}
</style>
</head>
<body>
<div class="container">{{range .Items}}
<a class="item" target="_blank" href="{{.URL}}">{{if .Tag}}<div class="tag">{{.Tag}}</div>{{end}}{{.Title}}</a>{{end}}
{{if gt .NextPage 1}}<a class="next" href="page{{.NextPage}}.html">Next</a>{{end}}
</div>
{{range $url, $title := .Feeds}}
<a class="feed" href="{{$url}}">{{$title}}</a>{{end}}
</body>
</html>`))
Tpl is the template used to render index.html and page.html files. Can be customized using -c command-line argument.
Functions ¶
func MakeURLFetcher ¶
MakeURLFetcher is the default HTTP client used to fetch feed XML. The other one is fakeURLFetcher() used for testing. There's also a retired makeCachedURLFetcher() which was using during initial phases of development and is kept in misc.go
Types ¶
type Aggregator ¶
type Aggregator struct {
Items []Item // Ordered from newest to oldest. Always prepend new items.
// Feeds is a map of URLs -> Titles for feeds. This needs to be stored somewhere so reader knows from where to fetch news
Feeds map[string]string
// We store item URLs so we know when something new appears
KnownItems map[string]bool
Directory string
URLFetcher func(url string) ([]byte, error)
ItemsPerPage int
NextPage int
// contains filtered or unexported fields
}
Aggregator is the core structure than fetches feeds and saves them to html
func New ¶
func New(directory string) (*Aggregator, error)
New creates an Aggregator with default URL fetcher
func NewWithCustom ¶
func NewWithCustom(directory string, itemsPerPage int, URLFetcher func(URL string) ([]byte, error)) (*Aggregator, error)
NewWithCustom allows for creating customized Aggregators such as custom URL fetcher for testing or with custom http.client
func (*Aggregator) Update ¶
func (agg *Aggregator) Update() (err error)
Update load feeds from index.html, fetches items from them and save everything back to index.html. Also generates pageX.html if necessary.
type CustomRSSTranslator ¶
type CustomRSSTranslator struct {
// contains filtered or unexported fields
}
CustomRSSTranslator is currently used to instruct mmcdole/gofeed to parse <comments> as item link in Reddit's feed
func NewCustomRSSTranslator ¶
func NewCustomRSSTranslator() *CustomRSSTranslator
NewCustomRSSTranslator creates a new XML feed translator to be used by our instance of mmcdole/gofeed
type Item ¶
Item represents a link retrieved from feed
func (*Item) SetTag ¶
func (item *Item) SetTag()
SetTag fills .Tag based on the URL. Examples: /r/programming for https://www.reddit.com/r/programming/comments/9p07bh/convert_string_to_int_in_java/ slashdot for https://science.slashdot.org/story/18/10/17/1552218/the-results-of-your-genetic-test-are-reassuring-but-that-can-change Hacker News for https://news.ycombinator.com/item?id=18240182 domain.com for https://www.domain.com/item123
Source Files