115 lines
2.4 KiB
Go
115 lines
2.4 KiB
Go
// Copyright 2017 Frédéric Guillot. All rights reserved.
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// Use of this source code is governed by the Apache 2.0
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// license that can be found in the LICENSE file.
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package rdf // import "miniflux.app/reader/rdf"
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import (
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"encoding/xml"
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"strings"
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"time"
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"miniflux.app/crypto"
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"miniflux.app/logger"
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"miniflux.app/model"
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"miniflux.app/reader/date"
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"miniflux.app/reader/sanitizer"
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"miniflux.app/url"
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)
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type rdfFeed struct {
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XMLName xml.Name `xml:"RDF"`
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Title string `xml:"channel>title"`
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Link string `xml:"channel>link"`
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Items []rdfItem `xml:"item"`
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DublinCoreFeedElement
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}
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func (r *rdfFeed) Transform() *model.Feed {
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feed := new(model.Feed)
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feed.Title = sanitizer.StripTags(r.Title)
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feed.SiteURL = r.Link
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for _, item := range r.Items {
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entry := item.Transform()
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if entry.Author == "" && r.DublinCoreCreator != "" {
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entry.Author = strings.TrimSpace(r.DublinCoreCreator)
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}
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entry.Author = sanitizer.StripTags(entry.Author)
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if entry.URL == "" {
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entry.URL = feed.SiteURL
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} else {
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entryURL, err := url.AbsoluteURL(feed.SiteURL, entry.URL)
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if err == nil {
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entry.URL = entryURL
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}
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}
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feed.Entries = append(feed.Entries, entry)
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}
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return feed
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}
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type rdfItem struct {
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Title string `xml:"title"`
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Link string `xml:"link"`
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Description string `xml:"description"`
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DublinCoreEntryElement
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}
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func (r *rdfItem) Transform() *model.Entry {
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entry := new(model.Entry)
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entry.Title = r.entryTitle()
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entry.Author = r.entryAuthor()
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entry.URL = r.entryURL()
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entry.Content = r.entryContent()
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entry.Hash = r.entryHash()
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entry.Date = r.entryDate()
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return entry
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}
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func (r *rdfItem) entryTitle() string {
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return strings.TrimSpace(r.Title)
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}
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func (r *rdfItem) entryContent() string {
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switch {
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case r.DublinCoreContent != "":
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return r.DublinCoreContent
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default:
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return r.Description
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}
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}
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func (r *rdfItem) entryAuthor() string {
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return strings.TrimSpace(r.DublinCoreCreator)
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}
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func (r *rdfItem) entryURL() string {
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return strings.TrimSpace(r.Link)
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}
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func (r *rdfItem) entryDate() time.Time {
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if r.DublinCoreDate != "" {
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result, err := date.Parse(r.DublinCoreDate)
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if err != nil {
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logger.Error("rdf: %v", err)
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return time.Now()
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}
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return result
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}
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return time.Now()
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}
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func (r *rdfItem) entryHash() string {
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value := r.Link
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if value == "" {
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value = r.Title + r.Description
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}
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return crypto.Hash(value)
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}
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