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| author | John Conway <john.a.conway@gmail.com> | 2019-05-08 10:37:10 +0100 |
|---|---|---|
| committer | John Conway <john.a.conway@gmail.com> | 2019-05-08 10:37:10 +0100 |
| commit | f45b14403744f99ae265cff2e05e98e74836e501 (patch) | |
| tree | fa2bc6022bb42411bf8b001f857a107f4b6ed71f /src | |
| parent | ed9adeb45b0f8d25585df8fdc5e769be021fa1b2 (diff) | |
| download | feed-nim-f45b14403744f99ae265cff2e05e98e74836e501.tar.gz feed-nim-f45b14403744f99ae265cff2e05e98e74836e501.zip | |
Changed tothe Nimble package structure
Diffstat (limited to 'src')
| -rw-r--r-- | src/feednim.nim | 7 | ||||
| -rw-r--r-- | src/feednim/atom.nim | 187 | ||||
| -rw-r--r-- | src/feednim/jsonfeed.nim | 133 | ||||
| -rw-r--r-- | src/feednim/rss.nim | 198 | ||||
| -rw-r--r-- | src/feednim/submodule.nim | 12 |
5 files changed, 537 insertions, 0 deletions
diff --git a/src/feednim.nim b/src/feednim.nim new file mode 100644 index 0000000..4b2a270 --- /dev/null +++ b/src/feednim.nim @@ -0,0 +1,7 @@ +# This is just an example to get you started. A typical library package +# exports the main API in this file. Note that you cannot rename this file +# but you can remove it if you wish. + +proc add*(x, y: int): int = + ## Adds two files together. + return x + y diff --git a/src/feednim/atom.nim b/src/feednim/atom.nim new file mode 100644 index 0000000..cce9c44 --- /dev/null +++ b/src/feednim/atom.nim @@ -0,0 +1,187 @@ +# Nim Atom Syndication Format module + +# Written by John Conway +# Released under the MIT open source license. + +import httpclient +import strutils +import sequtils +import xmlparser +import xmltree +import streams +import sugar + +type + Atom* = object + author: AtomAuthor # Sugar, not in Atom spec. Returns the first author. + id*: string # Required Atom field + title*: string # Required Atom field + updated*: string # Required Atom field + authors*: seq[AtomAuthor] # Pleuralised because the Atom spec allows more than one + category*: seq[string] + generator*: string + icon*: string + link*: AtomLink + logo*: string + rights*: string + subtitle*: string + entrys*: seq[AtomEntry] + + AtomAuthor* = object + name*: string # Required Atom field + url*: string + email*: string + + AtomImage* = object + url*: string + title*: string + link*: string + width*: string + height*: string + description*: string + + AtomLink* = object + href*: string + rel*: string + linktype*: string + hreflang*: string + title*: string + length*: string + + AtomEntry* = object + id*: string # Required Atom field + title*: string # Required Atom field + updated*: string # Required Atom field + author: AtomAuthor # Sugar, not in Atom spec. Returns the first author. + authors*: seq[AtomAuthor] # Pleuralised because the Atom spec allows more than one + category*: seq[string] + content*: string + contentSrc*: string + contentType*: string + link*: AtomLink + published*: string + rights*: string + source*: string + summary*: string + + +proc parseEntry( node: XmlNode) : AtomEntry = + var entry: AtomEntry = AtomEntry() + + # Fill the required fields + entry.id = node.child("id").innerText + entry.title = node.child("title").innerText + entry.updated = node.child("updated").innerText + + # Fill the optinal fields + if node.child("author") != nil: + for athr_node in node.findAll("author"): + var author: AtomAuthor = AtomAuthor() + author.name = athr_node.child("name").innerText + if athr_node.child("url") != nil: author.url = athr_node.child("url").innerText + if athr_node.child("email") != nil: author.email = athr_node.child("email").innerText + entry.authors.add(author) + + if node.child("category") != nil: + entry.category = map(node.findAll("category"), (x: XmlNode) -> string => x.innerText) + + if node.child("content") != nil: + entry.content = node.child("content").innerText + if node.attrs != nil: + if node.attr("type") != "": entry.contentType = node.attr("type") + if node.attr("src") != "": entry.contentSrc = node.attr("src") + + if node.child("contributer") != nil: + for con_node in node.findAll("author"): + var author: AtomAuthor = AtomAuthor() + if con_node.child("name") != nil: author.name = con_node.child("name").innerText + if con_node.child("url") != nil: author.url = con_node.child("url").innerText + if con_node.child("email") != nil: author.email = con_node.child("email").innerText + entry.authors.add(author) + + if node.child("link") != nil: + if node.attrs != nil: + if node.attr("href") != "": entry.link.href = node.attr("href") + if node.attr("rel") != "": entry.link.rel = node.attr("rel") + if node.attr("type") != "": entry.link.linktype = node.attr("type") + if node.attr("hreflang") != "": entry.link.rel = node.attr("hreflang") + if node.attr("title") != "": entry.link.rel = node.attr("title") + if node.attr("length") != "": entry.link.rel = node.attr("length") + + if node.child("published") != nil: entry.published = node.child("published").innerText + + if node.child("rights") != nil: entry.rights = node.child("rights").innerText + + if node.child("summary") != nil: entry.summary = node.child("summary").innerText + + # SUGAR an easy way to access an author + if entry.authors.len() > 0: + entry.author = entry.authors[0] + else: + entry.author = AtomAuthor() + + return entry + +proc parseAtom*(data: string): Atom = + ## Parses the Atom from the given string. + + # Parse into XML. + let node: XmlNode = parseXML(newStringStream(data)) + + # Create the return object. + var atom: Atom = Atom() + + # Fill in the required fields + atom.id = node.child("id").innerText + atom.title = node.child("title").innerText + atom.updated = node.child("updated").innerText + + # Fill in the optional fields + if node.child("author") != nil: + for athr_node in node.findAll("author"): + var author: AtomAuthor = AtomAuthor() + author.name = athr_node.child("name").innerText + if athr_node.child("url") != nil: author.url = athr_node.child("url").innerText + if athr_node.child("email") != nil: author.email = athr_node.child("email").innerText + atom.authors.add(author) + + if node.child("category") != nil: + atom.category = map(node.findAll("category"), (x: XmlNode) -> string => x.innerText) + + if node.child("generator") != nil: atom.generator = node.child("generator").innerText + + if node.child("icon") != nil: atom.icon = node.child("icon").innerText + + if node.child("link") != nil: + if node.attrs != nil: + if node.attr("href") != "": atom.link.href = node.attr("href") + if node.attr("rel") != "": atom.link.rel = node.attr("rel") + if node.attr("type") != "": atom.link.linktype = node.attr("type") + if node.attr("hreflang") != "": atom.link.rel = node.attr("hreflang") + if node.attr("title") != "": atom.link.rel = node.attr("title") + if node.attr("length") != "": atom.link.rel = node.attr("length") + + if node.child("logo") != nil: atom.logo = node.child("logo").innerText + + if node.child("rights") != nil: atom.rights = node.child("rights").innerText + + if node.child("subtitle") != nil: atom.subtitle = node.child("subtitle").innerText + + if atom.authors.len() > 0: + atom.author = atom.authors[0] + else: + atom.author = AtomAuthor() + + # If there are no entrys: + if node.child("entry") == nil: + atom.entrys = @[] + return atom + + # Otherwise, add the entrys. + if node.child("entry") != nil: + atom.entrys = map( node.findAll("entry"), parseEntry ) + + # Return the Atom data. + return atom + + diff --git a/src/feednim/jsonfeed.nim b/src/feednim/jsonfeed.nim new file mode 100644 index 0000000..8ff246f --- /dev/null +++ b/src/feednim/jsonfeed.nim @@ -0,0 +1,133 @@ +# Nim JSONFeed Syndication module + +# Written by John Conway +# Released under the MIT open source license. + +import strutils +import sequtils +import json +import streams +import sugar + +type + JSONFeed* = object + author*: JSONFeedAuthor + version*: string + title*: string + home_page_url*: string + feed_url*: string + description*: string + next_url*: string + icon*: string + favicon*: string + expired*: bool + hubs*: seq[JSONFeedHub] + items*: seq[JSONFeedItem] + + JSONFeedHub* = object + hubType: string + url: string + + JSONFeedAuthor* = object + name*: string + url*: string + avatar*: string + + JSONFeedItem* = object + author*: JSONFeedAuthor + id*: string + url*: string + external_url*: string + title*: string + content_html*: string + content_text*: string + summary*: string + image*: string + banner_image*: string + date_published*: string + date_modified*: string + tags: seq[string] + attachments*: seq[JSONFeedAttachment] + + JSONFeedAttachment* = object + url*: string + mime_type*: string + title*: string + size_in_bytes*: string + duration_in_seconds*: string + +proc parseItem( node: JsonNode) : JSONFeedItem = + var item: JSONFeedItem = JSONFeedItem() + + if node.getOrDefault( "author" ) != nil: + let author = node["author"] + item.author.name = getStr( node.getOrDefault "name" ) + item.author.url = getStr( node.getOrDefault "url" ) + item.author.avatar = getStr( node.getOrDefault "avatar" ) + + item.id = getStr( node.getOrDefault "id" ) + item.url = getStr( node.getOrDefault "url" ) + item.external_url = getStr( node.getOrDefault "external_url" ) + item.title = getStr( node.getOrDefault "title" ) + item.content_html = getStr( node.getOrDefault "content_html" ) + item.content_text = getStr( node.getOrDefault "content_text" ) + item.summary = getStr( node.getOrDefault "summary" ) + item.image = getStr( node.getOrDefault "image" ) + item.banner_image = getStr( node.getOrDefault "banner_image" ) + item.date_published = getStr( node.getOrDefault "date_published" ) + item.date_modified = getStr( node.getOrDefault "date_modified" ) + + if node.getOrDefault( "tags" ) != nil: + for tag in node["tags"]: + item.tags.add( $tag ) + + if node.getOrDefault( "attachments" ) != nil: + for jattach in node["attachments"]: + var attachment: JSONFeedAttachment = JSONFeedAttachment() + attachment.url = getStr( jattach.getOrDefault "url" ) + attachment.mime_type = getStr( jattach.getOrDefault "mime_type" ) + attachment.title = getStr( jattach.getOrDefault "title" ) + attachment.size_in_bytes = getStr( jattach.getOrDefault "size_in_bytes" ) + attachment.duration_in_seconds = getStr( jattach.getOrDefault "duration_in_seconds" ) + + item.attachments.add( attachment ) + + return item + +proc parseJSONFeed*(data: string): JSONFeed = + let node = data.parseJson() + var feed: JSONFeed = JSONFeed() + + if node.getOrDefault( "author" ) != nil: + let author = node["author"] + feed.author.name = getStr( author.getOrDefault "name" ) + feed.author.url = getStr( author.getOrDefault "url" ) + feed.author.avatar = getStr( author.getOrDefault "avatar" ) + + feed.version = getStr( node.getOrDefault "version" ) + feed.title = getStr( node.getOrDefault "title" ) + feed.home_page_url = getStr( node.getOrDefault "home_page_url" ) + feed.feed_url = getStr( node.getOrDefault "feed_url" ) + feed.description = getStr( node.getOrDefault "description" ) # What is this? + feed.next_url = getStr( node.getOrDefault "next_url" ) + feed.icon = getStr( node.getOrDefault "icon" ) + feed.favicon = getStr( node.getOrDefault "favicon" ) + + if node.getOrDefault( "expired" ) != nil: + feed.expired = node["expired"].getBool() + + if node.getOrDefault( "hubs" ) != nil: + for jhub in node["hubs"]: + var hub: JSONFeedHub = JSONFeedHub() + hub.hubType = getStr( jhub.getOrDefault "url" ) + hub.url = getStr( jhub.getOrDefault "mime_type" ) + + feed.hubs.add( hub ) + + feed.items = @[] + if node.getOrDefault( "items" ) != nil: + for item in node["items"]: + feed.items.add item.parseItem() + + + return feed
\ No newline at end of file diff --git a/src/feednim/rss.nim b/src/feednim/rss.nim new file mode 100644 index 0000000..abd4883 --- /dev/null +++ b/src/feednim/rss.nim @@ -0,0 +1,198 @@ +# Nim RSS (Really Simple Syndication) module + +# Orginally written by Adam Chesak. +# Rewritten by John Conway + +# Released under the MIT open source license. + +import httpclient +import strutils +import sequtils +import xmlparser +import xmltree +import streams +import sugar + +type + RSS* = object + title*: string + link*: string + description*: string + language*: string + copyright*: string + managingEditor*: string + webMaster*: string + pubDate*: string + lastBuildDate*: string + category*: seq[string] + generator*: string + docs*: string + cloud*: RSSCloud + ttl*: string + image*: RSSImage + rating*: string + textInput*: RSSTextInput + skipHours*: seq[string] + skipDays*: seq[string] + items*: seq[RSSItem] + + RSSEnclosure* = object + url*: string + length*: string + enclosureType*: string + + RSSCloud* = object + domain*: string + port*: string + path*: string + registerProcedure*: string + protocol*: string + + RSSImage* = object + url*: string + title*: string + link*: string + width*: string + height*: string + description*: string + + RSSTextInput* = object + title*: string + description*: string + name*: string + link*: string + + RSSItem* = object + title*: string + link*: string + description*: string + author*: string + category*: seq[string] + comments*: string + enclosure*: RSSEnclosure + guid*: string + pubDate*: string + sourceUrl*: string + sourceText*: string + +proc parseItem( node: XmlNode) : RSSItem = + var item: RSSItem = RSSItem() + if node.child("title") != nil: item.title = node.child("title").innerText + + if node.child("link") != nil: item.link = node.child("link").innerText + + if node.child("description") != nil: item.description = node.child("description").innerText + + for key in @["author", "dc:creator"]: + if node.child(key) != nil: item.author = node.child(key).innerText + + if node.child("category") != nil: + item.category = map(node.findAll("category"), (x: XmlNode) -> string => x.innerText) + + if node.child("comments") != nil: item.comments = node.child("comments").innerText + + if node.child("enclosure") != nil: + var encl: RSSEnclosure = RSSEnclosure() + encl.url = node.child("enclosure").attr("url") + encl.length = node.child("enclosure").attr("length") + encl.enclosureType = node.child("enclosure").attr("type") + item.enclosure = encl + + if node.child("guid") != nil: item.guid = node.child("guid").innerText + + if node.child("pubDate") != nil: item.pubDate = node.child("pubDate").innerText + + if node.child("source") != nil: + item.sourceUrl = node.child("source").attr("url") + item.sourceText = node.child("source").innerText + + return item + +proc parseRSS*(data: string): RSS = + ## Parses the RSS from the given string. + + # Parse into XML. + let root: XmlNode = parseXML(newStringStream(data)) + let channel: XmlNode = root.child("channel") + + # Create the return object. + var rss: RSS = RSS() + + # Fill the required fields. + rss.title = channel.child("title").innerText + rss.link = channel.child("link").innerText + rss.description = channel.child("description").innerText + + # Fill the optional fields. + for key in @["language", "dc:language"]: + if channel.child(key) != nil: + rss.language = channel.child(key).innerText + + if channel.child("copyright") != nil: rss.copyright = channel.child("copyright").innerText + + if channel.child("managingEditor") != nil: rss.managingEditor = channel.child("managingEditor").innerText + + if channel.child("webMaster") != nil: rss.webMaster = channel.child("webMaster").innerText + + for key in @["pubDate", "dc:date"]: + if channel.child(key) != nil: + rss.pubDate = channel.child(key).innerText + + if channel.child("lastBuildDate") != nil: rss.lastBuildDate = channel.child("lastBuildDate").innerText + + if channel.child("category") != nil: rss.category = map(channel.findAll("category"), (x: XmlNode) -> string => x.innerText) + + for key in @["generator", "dc:publisher"]: + if channel.child(key) != nil: rss.generator = channel.child(key).innerText + + if channel.child("docs") != nil: rss.docs = channel.child("docs").innerText + + if channel.child("cloud") != nil: + var cloud: RSSCloud = RSSCloud() + cloud.domain = channel.child("cloud").attr("domain") + cloud.port = channel.child("cloud").attr("port") + cloud.path = channel.child("cloud").attr("path") + cloud.registerProcedure = channel.child("cloud").attr("registerProcedure") + cloud.protocol = channel.child("cloud").attr("protocol") + rss.cloud = cloud + + if channel.child("ttl") != nil: rss.ttl = channel.child("ttl").innerText + + if channel.child("image") != nil: + var image: RSSImage = RSSImage() + let img = channel.child("image") + if img.child("url") != nil: image.url = img.child("url").innerText + if img.attr("rdf:resource") != "" and img.attr("rdf:resource") != "": image.url = img.attr("rdf:resource") + if img.child("title") != nil: image.title = img.child("title").innerText + if img.child("link") != nil: image.link = img.child("link").innerText + if img.child("width") != nil: image.width = img.child("width").innerText + if img.child("height") != nil: image.height = img.child("height").innerText + if img.child("description") != nil: image.description = img.child("description").innerText + rss.image = image + + if channel.child("rating") != nil: rss.rating = channel.child("rating").innerText + + if channel.child("textInput") != nil: + var textInput: RSSTextInput = RSSTextInput() + textInput.title = channel.child("textInput").child("title").innerText + textInput.description = channel.child("textInput").child("description").innerText + textInput.name = channel.child("textInput").child("name").innerText + textInput.link = channel.child("textInput").child("link").innerText + rss.textInput = textInput + + if channel.child("skipHours") != nil: + rss.skipHours = map(channel.findAll("hour"), (x: XmlNode) -> string => x.innerText) + if channel.child("skipDays") != nil: + rss.skipDays = map(channel.findAll("day"), (x: XmlNode) -> string => x.innerText) + + # If there are no items: + if channel.child("item") == nil and root.child("item") == nil: + rss.items = @[] + return rss + + # Otherwise, add the items. + if channel.child("item") != nil: rss.items = map(channel.findAll("item"), parseItem) + else: rss.items = map(root.findAll("item"), parseItem) + + # Return the RSS data. + return rss
\ No newline at end of file diff --git a/src/feednim/submodule.nim b/src/feednim/submodule.nim new file mode 100644 index 0000000..1af4e81 --- /dev/null +++ b/src/feednim/submodule.nim @@ -0,0 +1,12 @@ +# This is just an example to get you started. Users of your library will +# import this file by writing ``import FeedNim/submodule``. Feel free to rename or +# remove this file altogether. You may create additional modules alongside +# this file as required. + +type + Submodule* = object + name*: string + +proc initSubmodule*(): Submodule = + ## Initialises a new ``Submodule`` object. + Submodule(name: "Anonymous") |
