mirror of
https://github.com/makew0rld/amfora.git
synced 2024-06-19 19:25:24 +00:00
🚧 Adding feeds & pages, and JSON enc/dec
This commit is contained in:
makeworld
parent
1e378fced2
commit
4e91ad87bd
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@ -6,6 +6,7 @@ import (
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"github.com/makeworld-the-better-one/amfora/config"
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"github.com/makeworld-the-better-one/amfora/display"
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"github.com/makeworld-the-better-one/amfora/feeds"
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)
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var version = "1.5.0-unreleased"
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@ -33,7 +34,12 @@ func main() {
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err := config.Init()
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if err != nil {
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fmt.Printf("Config error: %v\n", err)
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fmt.Fprintf(os.Stderr, "Config error: %v\n", err)
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os.Exit(1)
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}
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err = feeds.Init()
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if err != nil {
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fmt.Fprintf(os.Stderr, "Config error: %v\n", err)
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os.Exit(1)
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}
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@ -1,7 +1,11 @@
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// Package config initializes all files required for Amfora, even those used by
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// other packages. It also reads in the config file and initializes a Viper and
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// the theme
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package config
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import (
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"fmt"
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"io"
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"os"
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"path/filepath"
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"runtime"
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@ -31,9 +35,9 @@ var bkmkPath string
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var DownloadsDir string
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// Feeds
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var Feeds = viper.New()
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var feedsDir string
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var feedsPath string
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var FeedJson io.ReadCloser
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var feedDir string
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var FeedPath string
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func Init() error {
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@ -100,6 +104,22 @@ func Init() error {
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}
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bkmkPath = filepath.Join(bkmkDir, "bookmarks.toml")
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// Feeds dir and path
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if runtime.GOOS == "windows" {
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// In APPDATA beside other Amfora files
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feedDir = amforaAppData
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} else {
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// XDG data dir on POSIX systems
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xdg_data, ok := os.LookupEnv("XDG_DATA_HOME")
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if ok && strings.TrimSpace(xdg_data) != "" {
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feedDir = filepath.Join(xdg_data, "amfora")
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} else {
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// Default to ~/.local/share/amfora
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feedDir = filepath.Join(home, ".local", "share", "amfora")
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}
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}
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FeedPath = filepath.Join(feedDir, "feeds.json")
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// *** Create necessary files and folders ***
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// Config
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@ -135,6 +155,13 @@ func Init() error {
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if err == nil {
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f.Close()
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}
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// Feeds
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err = os.MkdirAll(feedDir, 0755)
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if err != nil {
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return err
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}
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f, _ = os.OpenFile(FeedPath, os.O_RDWR|os.O_CREATE|os.O_EXCL, 0666)
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FeedJson = f
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// *** Downloads paths, setup, and creation ***
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117
feeds/feeds.go
Normal file
117
feeds/feeds.go
Normal file
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@ -0,0 +1,117 @@
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package feeds
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import (
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"encoding/json"
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"errors"
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"fmt"
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"io"
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"os"
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"sort"
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"strings"
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"github.com/makeworld-the-better-one/amfora/config"
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"github.com/mmcdole/gofeed"
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)
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/*
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Example JSON.
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{
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"feeds": {
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"url1": <gofeed.Feed>,
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"url2: <gofeed.Feed>"
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},
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"pages": {
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"url1": "hash",
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"url2": "hash"
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}
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}
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"pages" are the pages tracked for changes that aren't feeds.
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The hash is SHA-256.
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*/
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// Decoded JSON
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type feedJson struct {
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Feeds map[string]*gofeed.Feed `json:"feeds"`
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Pages map[string]string `json:"pages"`
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}
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var data feedJson
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var ErrSaving = errors.New("couldn't save JSON to disk")
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// Init should be called after config.Init.
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func Init() error {
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defer config.FeedJson.Close()
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dec := json.NewDecoder(config.FeedJson)
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err := dec.Decode(&data)
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if err != nil && err != io.EOF {
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return fmt.Errorf("feeds json is corrupted: %v", err)
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}
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return nil
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}
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// IsTracked returns true of the feed/page URL is already being tracked.
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func IsTracked(url string) bool {
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for u := range data.Feeds {
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if url == u {
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return true
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}
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}
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for u := range data.Pages {
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if url == u {
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return true
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}
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}
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return false
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}
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// GetFeed returns a Feed object and a bool indicating whether the passed
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// content was actually recognized as a feed.
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func GetFeed(mediatype, filename string, r io.Reader) (*gofeed.Feed, bool) {
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// Check mediatype and filename
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if mediatype != "application/atom+xml" && mediatype != "application/rss+xml" &&
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filename != "atom.xml" && filename != "feed.xml" &&
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!strings.HasSuffix(filename, ".atom") && !strings.HasSuffix(filename, ".rss") {
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// No part of the above is true
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return nil, false
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}
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feed, err := gofeed.NewParser().Parse(r)
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return feed, err == nil
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}
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func writeJson() error {
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f, err := os.OpenFile(config.FeedPath, os.O_WRONLY|os.O_CREATE, 0666)
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if err != nil {
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return err
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}
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defer f.Close()
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enc := json.NewEncoder(f)
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enc.SetEscapeHTML(false)
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enc.SetIndent("", " ")
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err = enc.Encode(&data)
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return err
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}
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// AddFeed stores a feed.
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func AddFeed(url string, feed *gofeed.Feed) error {
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sort.Sort(feed)
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data.Feeds[url] = feed
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err := writeJson()
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if err != nil {
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return ErrSaving
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}
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return nil
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}
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// AddPage stores a page URL to track for changes.
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func AddPage(url string) error {
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data.Pages[url] = "" // No hash yet
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err := writeJson()
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if err != nil {
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return ErrSaving
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}
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return nil
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}
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1
go.mod
1
go.mod
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@ -11,6 +11,7 @@ require (
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github.com/makeworld-the-better-one/progressbar/v3 v3.3.5-0.20200710151429-125743e22b4f
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github.com/mitchellh/go-homedir v1.1.0
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github.com/mitchellh/mapstructure v1.3.1 // indirect
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github.com/mmcdole/gofeed v1.0.0
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github.com/pelletier/go-toml v1.8.0 // indirect
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github.com/spf13/afero v1.2.2 // indirect
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github.com/spf13/cast v1.3.1 // indirect
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11
go.sum
11
go.sum
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@ -16,8 +16,12 @@ github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03
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github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
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github.com/DATA-DOG/go-sqlmock v1.3.3/go.mod h1:f/Ixk793poVmq4qj/V1dPUg2JEAKC73Q5eFN3EC/SaM=
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github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
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github.com/PuerkitoBio/goquery v1.5.0 h1:uGvmFXOA73IKluu/F84Xd1tt/z07GYm8X49XKHP7EJk=
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github.com/PuerkitoBio/goquery v1.5.0/go.mod h1:qD2PgZ9lccMbQlc7eEOjaeRlFQON7xY8kdmcsrnKqMg=
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github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
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github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
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github.com/andybalholm/cascadia v1.0.0 h1:hOCXnnZ5A+3eVDX8pvgl4kofXv2ELss0bKcqRySc45o=
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github.com/andybalholm/cascadia v1.0.0/go.mod h1:GsXiBklL0woXo1j/WYWtSYYC4ouU9PqHO0sqidkEA4Y=
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github.com/armon/circbuf v0.0.0-20150827004946-bbbad097214e/go.mod h1:3U/XgcO3hCbHZ8TKRvWD2dDTCfh9M9ya+I9JpbB7O8o=
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github.com/armon/go-metrics v0.0.0-20180917152333-f0300d1749da/go.mod h1:Q73ZrmVTwzkszR9V5SSuryQ31EELlFMUz1kKyl939pY=
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github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310/go.mod h1:ufUuZ+zHj4x4TnLV4JWEpy2hxWSpsRywHrMgIH9cCH8=
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@ -27,6 +31,7 @@ github.com/bgentry/speakeasy v0.1.0/go.mod h1:+zsyZBPWlz7T6j88CTgSN5bM796AkVf0kB
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github.com/bketelsen/crypt v0.0.3-0.20200106085610-5cbc8cc4026c/go.mod h1:MKsuJmJgSg28kpZDP6UIiPt0e0Oz0kqKNGyRaWEPv84=
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github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
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github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
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github.com/codegangsta/cli v1.20.0/go.mod h1:/qJNoX69yVSKu5o4jLyXAENLRyk1uhi7zkbQ3slBdOA=
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github.com/coreos/bbolt v1.3.2/go.mod h1:iRUV2dpdMOn7Bo10OQBFzIJO9kkE559Wcmn+qkEiiKk=
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github.com/coreos/etcd v3.3.13+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
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github.com/coreos/go-semver v0.3.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk=
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@ -152,6 +157,10 @@ github.com/mitchellh/mapstructure v0.0.0-20160808181253-ca63d7c062ee/go.mod h1:F
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github.com/mitchellh/mapstructure v1.1.2/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh9fWfEaFds41c1Y=
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github.com/mitchellh/mapstructure v1.3.1 h1:cCBH2gTD2K0OtLlv/Y5H01VQCqmlDxz30kS5Y5bqfLA=
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github.com/mitchellh/mapstructure v1.3.1/go.mod h1:bFUtVrKA4DC2yAKiSyO/QUcy7e+RRV2QTWOzhPopBRo=
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github.com/mmcdole/gofeed v1.0.0 h1:PHqwr8fsEm8xarj9s53XeEAFYhRM3E9Ib7Ie766/LTE=
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github.com/mmcdole/gofeed v1.0.0/go.mod h1:tkVcyzS3qVMlQrQxJoEH1hkTiuo9a8emDzkMi7TZBu0=
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github.com/mmcdole/goxpp v0.0.0-20181012175147-0068e33feabf h1:sWGE2v+hO0Nd4yFU/S/mDBM5plIU8v/Qhfz41hkDIAI=
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github.com/mmcdole/goxpp v0.0.0-20181012175147-0068e33feabf/go.mod h1:pasqhqstspkosTneA62Nc+2p9SOBBYAPbnmRRWPQ0V8=
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github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
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github.com/modern-go/reflect2 v1.0.1/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0=
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github.com/mwitkow/go-conntrack v0.0.0-20161129095857-cc309e4a2223/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U=
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@ -245,6 +254,7 @@ golang.org/x/mobile v0.0.0-20190312151609-d3739f865fa6/go.mod h1:z+o9i4GpDbdi3rU
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golang.org/x/mobile v0.0.0-20190719004257-d2bd2a29d028/go.mod h1:E/iHnbuqvinMTCcRqshq8CkpyQDoeVncDDYHnLhea+o=
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golang.org/x/mod v0.0.0-20190513183733-4bf6d317e70e/go.mod h1:mXi4GBBbnImb6dmsKGUJ2LatrhH/nqhxcFungHvyanc=
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golang.org/x/mod v0.1.0/go.mod h1:0QHyrYULN0/3qlju5TqG8bIK38QM8yzMo5ekMj3DlcY=
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golang.org/x/net v0.0.0-20180218175443-cbe0f9307d01/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
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golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
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golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
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golang.org/x/net v0.0.0-20181023162649-9b4f9f5ad519/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
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@ -258,6 +268,7 @@ golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn
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golang.org/x/net v0.0.0-20190501004415-9ce7a6920f09/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
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golang.org/x/net v0.0.0-20190503192946-f4e77d36d62c/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
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golang.org/x/net v0.0.0-20190603091049-60506f45cf65/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks=
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golang.org/x/net v0.0.0-20190620200207-3b0461eec859 h1:R/3boaszxrf1GEUWTVDzSKVwLmSJpwZ1yqXm8j0v2QI=
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golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
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golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
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golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
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