Added initial POC version of NetNewsWire for iOS to use as a starting point for the actual app.

This commit is contained in:
Maurice Parker
2019-04-15 15:03:05 -05:00
parent 8f1f153e98
commit 8526db8b4c
47 changed files with 4454 additions and 220 deletions

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<?xml version="1.0" encoding="UTF-8"?>
<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="14490.70" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES">
<device id="retina6_1" orientation="portrait">
<adaptation id="fullscreen"/>
</device>
<dependencies>
<deployment identifier="iOS"/>
<plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="14490.49"/>
<capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
</dependencies>
<scenes>
<!--Add Feed-->
<scene sceneID="2Tc-JN-edX">
<objects>
<tableViewController storyboardIdentifier="AddFeedViewController" id="7aE-6a-iP7" customClass="AddFeedViewController" customModule="Solstone" customModuleProvider="target" sceneMemberID="viewController">
<tableView key="view" clipsSubviews="YES" contentMode="scaleToFill" alwaysBounceVertical="YES" dataMode="static" style="plain" separatorStyle="default" rowHeight="-1" estimatedRowHeight="-1" sectionHeaderHeight="28" sectionFooterHeight="28" id="D0S-TM-mtm">
<rect key="frame" x="0.0" y="0.0" width="414" height="896"/>
<autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
<color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
<sections>
<tableViewSection headerTitle=" " id="3tl-Mb-Eno">
<cells>
<tableViewCell clipsSubviews="YES" contentMode="scaleToFill" preservesSuperviewLayoutMargins="YES" selectionStyle="default" indentationWidth="10" rowHeight="44" id="lyJ-rf-8GA">
<rect key="frame" x="0.0" y="28" width="414" height="44"/>
<autoresizingMask key="autoresizingMask"/>
<tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" preservesSuperviewLayoutMargins="YES" insetsLayoutMarginsFromSafeArea="NO" tableViewCell="lyJ-rf-8GA" id="eNS-Rp-w0A">
<rect key="frame" x="0.0" y="0.0" width="414" height="43.5"/>
<autoresizingMask key="autoresizingMask"/>
<subviews>
<textField opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="center" placeholder="URL" textAlignment="natural" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="eRp-AP-WFq">
<rect key="frame" x="20" y="4" width="374" height="35.5"/>
<nil key="textColor"/>
<fontDescription key="fontDescription" type="system" pointSize="14"/>
<textInputTraits key="textInputTraits"/>
<connections>
<outlet property="delegate" destination="7aE-6a-iP7" id="zCK-Sy-4Zr"/>
</connections>
</textField>
</subviews>
<constraints>
<constraint firstItem="eRp-AP-WFq" firstAttribute="top" secondItem="eNS-Rp-w0A" secondAttribute="top" constant="4" id="80p-a2-3NC"/>
<constraint firstItem="eRp-AP-WFq" firstAttribute="leading" secondItem="eNS-Rp-w0A" secondAttribute="leading" constant="20" symbolic="YES" id="bHJ-7l-Pl3"/>
<constraint firstAttribute="bottom" secondItem="eRp-AP-WFq" secondAttribute="bottom" constant="4" id="fs0-iw-zTo"/>
<constraint firstAttribute="trailing" secondItem="eRp-AP-WFq" secondAttribute="trailing" constant="20" symbolic="YES" id="xWD-54-Kdm"/>
</constraints>
</tableViewCellContentView>
</tableViewCell>
<tableViewCell clipsSubviews="YES" contentMode="scaleToFill" preservesSuperviewLayoutMargins="YES" selectionStyle="default" indentationWidth="10" rowHeight="44" id="Pxz-fv-QhQ">
<rect key="frame" x="0.0" y="72" width="414" height="44"/>
<autoresizingMask key="autoresizingMask"/>
<tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" preservesSuperviewLayoutMargins="YES" insetsLayoutMarginsFromSafeArea="NO" tableViewCell="Pxz-fv-QhQ" id="8aP-2A-8jc">
<rect key="frame" x="0.0" y="0.0" width="414" height="43.5"/>
<autoresizingMask key="autoresizingMask"/>
<subviews>
<textField opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="center" placeholder="Title (Optional)" textAlignment="natural" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="u7n-VL-Ho9">
<rect key="frame" x="20" y="4" width="374" height="35.5"/>
<nil key="textColor"/>
<fontDescription key="fontDescription" type="system" pointSize="14"/>
<textInputTraits key="textInputTraits"/>
</textField>
</subviews>
<constraints>
<constraint firstAttribute="bottom" secondItem="u7n-VL-Ho9" secondAttribute="bottom" constant="4" id="CdB-LH-PJT"/>
<constraint firstItem="u7n-VL-Ho9" firstAttribute="leading" secondItem="8aP-2A-8jc" secondAttribute="leading" constant="20" symbolic="YES" id="RML-Iw-gsd"/>
<constraint firstItem="u7n-VL-Ho9" firstAttribute="top" secondItem="8aP-2A-8jc" secondAttribute="top" constant="4" id="dxi-LX-hFa"/>
<constraint firstAttribute="trailing" secondItem="u7n-VL-Ho9" secondAttribute="trailing" constant="20" symbolic="YES" id="kQl-v5-eVa"/>
</constraints>
</tableViewCellContentView>
</tableViewCell>
</cells>
</tableViewSection>
<tableViewSection headerTitle=" " id="qn9-7O-LoA">
<cells>
<tableViewCell clipsSubviews="YES" contentMode="scaleToFill" preservesSuperviewLayoutMargins="YES" selectionStyle="default" indentationWidth="10" rowHeight="44" id="MGg-y2-M2D">
<rect key="frame" x="0.0" y="144" width="414" height="44"/>
<autoresizingMask key="autoresizingMask"/>
<tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" preservesSuperviewLayoutMargins="YES" insetsLayoutMarginsFromSafeArea="NO" tableViewCell="MGg-y2-M2D" id="sZh-wI-IW4">
<rect key="frame" x="0.0" y="0.0" width="414" height="43.5"/>
<autoresizingMask key="autoresizingMask"/>
<subviews>
<label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Folder" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="grZ-g6-qfm">
<rect key="frame" x="28" y="15" width="48.5" height="14"/>
<fontDescription key="fontDescription" type="system" pointSize="17"/>
<nil key="textColor"/>
<nil key="highlightedColor"/>
</label>
<label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Label" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="vaV-kY-CaE">
<rect key="frame" x="360" y="15" width="42" height="14"/>
<fontDescription key="fontDescription" type="system" pointSize="17"/>
<nil key="textColor"/>
<nil key="highlightedColor"/>
</label>
</subviews>
<constraints>
<constraint firstItem="vaV-kY-CaE" firstAttribute="leading" relation="greaterThanOrEqual" secondItem="grZ-g6-qfm" secondAttribute="trailing" constant="8" id="1Dk-MH-7Hw"/>
<constraint firstItem="grZ-g6-qfm" firstAttribute="top" secondItem="sZh-wI-IW4" secondAttribute="topMargin" constant="4" id="9dF-Uj-lPA"/>
<constraint firstItem="grZ-g6-qfm" firstAttribute="leading" secondItem="sZh-wI-IW4" secondAttribute="leadingMargin" constant="8" id="NKz-GB-i4E"/>
<constraint firstAttribute="bottomMargin" secondItem="vaV-kY-CaE" secondAttribute="bottom" constant="4" id="Yfx-6j-UqX"/>
<constraint firstItem="vaV-kY-CaE" firstAttribute="trailing" secondItem="sZh-wI-IW4" secondAttribute="trailingMargin" constant="8" id="eCs-ob-UXo"/>
<constraint firstItem="vaV-kY-CaE" firstAttribute="top" secondItem="sZh-wI-IW4" secondAttribute="topMargin" constant="4" id="hUO-Ln-i29"/>
<constraint firstAttribute="bottomMargin" secondItem="grZ-g6-qfm" secondAttribute="bottom" constant="4" id="tu3-aF-XD6"/>
</constraints>
</tableViewCellContentView>
</tableViewCell>
<tableViewCell clipsSubviews="YES" contentMode="scaleToFill" preservesSuperviewLayoutMargins="YES" selectionStyle="default" indentationWidth="10" rowHeight="250" id="PiN-2i-6Dj">
<rect key="frame" x="0.0" y="188" width="414" height="250"/>
<autoresizingMask key="autoresizingMask"/>
<tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" preservesSuperviewLayoutMargins="YES" insetsLayoutMarginsFromSafeArea="NO" tableViewCell="PiN-2i-6Dj" id="sZ4-hj-gua">
<rect key="frame" x="0.0" y="0.0" width="414" height="249.5"/>
<autoresizingMask key="autoresizingMask"/>
<subviews>
<pickerView contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="v2n-nX-8jq">
<rect key="frame" x="0.0" y="0.0" width="414" height="249"/>
</pickerView>
</subviews>
<constraints>
<constraint firstAttribute="trailing" secondItem="v2n-nX-8jq" secondAttribute="trailing" id="IBi-SI-10J"/>
<constraint firstItem="v2n-nX-8jq" firstAttribute="top" secondItem="sZ4-hj-gua" secondAttribute="top" id="kmm-i3-6DB"/>
<constraint firstItem="v2n-nX-8jq" firstAttribute="leading" secondItem="sZ4-hj-gua" secondAttribute="leading" id="ksr-vY-KdS"/>
<constraint firstAttribute="bottom" secondItem="v2n-nX-8jq" secondAttribute="bottom" id="wf0-0Y-GNZ"/>
</constraints>
</tableViewCellContentView>
</tableViewCell>
</cells>
</tableViewSection>
</sections>
<connections>
<outlet property="dataSource" destination="7aE-6a-iP7" id="PAe-eu-KhR"/>
<outlet property="delegate" destination="7aE-6a-iP7" id="zYS-q2-iEf"/>
</connections>
</tableView>
<navigationItem key="navigationItem" title="Add Feed" id="i1W-2z-PAk">
<barButtonItem key="leftBarButtonItem" systemItem="cancel" id="vdU-kc-SkI">
<connections>
<action selector="cancel:" destination="7aE-6a-iP7" id="v9C-5Y-7Pf"/>
</connections>
</barButtonItem>
<rightBarButtonItems>
<barButtonItem enabled="NO" title="Add" id="M4A-Uu-rC9">
<connections>
<action selector="add:" destination="7aE-6a-iP7" id="WZ4-RF-9k2"/>
</connections>
</barButtonItem>
<barButtonItem style="plain" id="r7V-oB-aHz">
<view key="customView" contentMode="scaleToFill" id="4in-Eb-Rxp">
<rect key="frame" x="335" y="12" width="20" height="20"/>
<autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
<subviews>
<activityIndicatorView opaque="NO" contentMode="scaleToFill" horizontalHuggingPriority="750" verticalHuggingPriority="750" fixedFrame="YES" style="gray" translatesAutoresizingMaskIntoConstraints="NO" id="3ZH-9O-T3i">
<rect key="frame" x="0.0" y="0.0" width="20" height="20"/>
<autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
</activityIndicatorView>
</subviews>
<color key="backgroundColor" white="0.0" alpha="0.0" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
</view>
</barButtonItem>
</rightBarButtonItems>
</navigationItem>
<connections>
<outlet property="activityIndicatorView" destination="3ZH-9O-T3i" id="Z7G-Qb-tV9"/>
<outlet property="addButton" destination="M4A-Uu-rC9" id="HXl-Sg-Zgw"/>
<outlet property="cancelButton" destination="vdU-kc-SkI" id="AKF-i4-V5Q"/>
<outlet property="folderLabel" destination="vaV-kY-CaE" id="xeO-Ks-LIy"/>
<outlet property="folderPickerView" destination="v2n-nX-8jq" id="qwz-Gg-GdQ"/>
<outlet property="nameTextField" destination="u7n-VL-Ho9" id="YQV-Xq-f9q"/>
<outlet property="urlTextField" destination="eRp-AP-WFq" id="FG3-pH-2Fh"/>
</connections>
</tableViewController>
<placeholder placeholderIdentifier="IBFirstResponder" id="TO9-rb-MQ7" userLabel="First Responder" sceneMemberID="firstResponder"/>
</objects>
<point key="canvasLocation" x="-657.97101449275362" y="-61.607142857142854"/>
</scene>
<!--Navigation Controller-->
<scene sceneID="hMp-bh-i2u">
<objects>
<navigationController storyboardIdentifier="AddFeedNavigationController" id="9he-b0-Wev" sceneMemberID="viewController">
<navigationBar key="navigationBar" contentMode="scaleToFill" insetsLayoutMarginsFromSafeArea="NO" id="kcy-Ww-GZR">
<rect key="frame" x="0.0" y="44" width="414" height="44"/>
<autoresizingMask key="autoresizingMask"/>
</navigationBar>
<connections>
<segue destination="7aE-6a-iP7" kind="relationship" relationship="rootViewController" id="nOa-su-7Qa"/>
</connections>
</navigationController>
<placeholder placeholderIdentifier="IBFirstResponder" id="gRU-xA-gWm" userLabel="First Responder" sceneMemberID="firstResponder"/>
</objects>
<point key="canvasLocation" x="-1575" y="-61"/>
</scene>
</scenes>
</document>

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//Copyright © 2019 Vincode, Inc. All rights reserved.
import Foundation
import Account
import RSCore
import RSTree
struct AddFeedFolderPickerData {
var containerNames = [String]()
var containers = [Container]()
init() {
let treeControllerDelegate = FolderTreeControllerDelegate()
let rootNode = Node(representedObject: AccountManager.shared.localAccount, parent: nil)
rootNode.canHaveChildNodes = true
let treeController = TreeController(delegate: treeControllerDelegate, rootNode: rootNode)
guard let rootNameProvider = treeController.rootNode.representedObject as? DisplayNameProvider else {
return
}
let rootName = rootNameProvider.nameForDisplay
containerNames.append(rootName)
containers.append(treeController.rootNode.representedObject as! Container)
treeController.rootNode.childNodes.forEach { node in
guard let childContainer = node.representedObject as? Container else {
return
}
let childName = (childContainer as! DisplayNameProvider).nameForDisplay
containerNames.append("\(rootName) / \(childName)")
containers.append(childContainer)
}
}
}

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//Copyright © 2019 Vincode, Inc. All rights reserved.
import UIKit
import Account
import RSCore
import RSTree
import RSParser
class AddFeedViewController: UITableViewController {
@IBOutlet weak var activityIndicatorView: UIActivityIndicatorView!
@IBOutlet weak var cancelButton: UIBarButtonItem!
@IBOutlet weak var addButton: UIBarButtonItem!
@IBOutlet weak var urlTextField: UITextField!
@IBOutlet weak var nameTextField: UITextField!
@IBOutlet weak var folderPickerView: UIPickerView!
@IBOutlet weak var folderLabel: UILabel!
private var pickerData: AddFeedFolderPickerData!
private var feedFinder: FeedFinder?
private var userEnteredURL: URL?
private var userEnteredFolder: Folder?
private var userEnteredTitle: String?
private var userEnteredAccount: Account?
private var foundFeedURLString: String?
private var bestFeedSpecifier: FeedSpecifier?
private var titleFromFeed: String?
private var userCancelled = false
override func viewDidLoad() {
super.viewDidLoad()
activityIndicatorView.isHidden = true
urlTextField.autocorrectionType = .no
urlTextField.autocapitalizationType = .none
pickerData = AddFeedFolderPickerData()
folderPickerView.dataSource = self
folderPickerView.delegate = self
folderLabel.text = pickerData.containerNames[0]
}
@IBAction func cancel(_ sender: Any) {
userCancelled = true
dismiss(animated: true)
}
@IBAction func add(_ sender: Any) {
let urlString = urlTextField.text ?? ""
let normalizedURLString = (urlString as NSString).rs_normalizedURL()
guard !normalizedURLString.isEmpty, let url = URL(string: normalizedURLString) else {
dismiss(animated: true)
return
}
userEnteredURL = url
userEnteredTitle = nameTextField.text
let container = pickerData.containers[folderPickerView.selectedRow(inComponent: 0)]
if let account = container as? Account {
userEnteredAccount = account
}
if let folder = container as? Folder, let account = folder.account {
userEnteredAccount = account
userEnteredFolder = folder
}
guard let userEnteredAccount = userEnteredAccount else {
assertionFailure()
return
}
if userEnteredAccount.hasFeed(withURL: url.absoluteString) {
showAlreadySubscribedError()
return
}
beginShowingProgress()
feedFinder = FeedFinder(url: url, delegate: self)
}
}
extension AddFeedViewController: UIPickerViewDataSource, UIPickerViewDelegate {
func numberOfComponents(in pickerView: UIPickerView) ->Int {
return 1
}
func pickerView(_ pickerView: UIPickerView, numberOfRowsInComponent component: Int) -> Int {
return pickerData.containerNames.count
}
func pickerView(_ pickerView: UIPickerView, titleForRow row: Int, forComponent component: Int) -> String? {
return pickerData.containerNames[row]
}
func pickerView(_ pickerView: UIPickerView, didSelectRow row: Int, inComponent component: Int) {
folderLabel.text = pickerData.containerNames[row]
}
}
extension AddFeedViewController: UITextFieldDelegate {
func textField(_ textField: UITextField, shouldChangeCharactersIn range: NSRange, replacementString string: String) -> Bool {
updateUI()
return true
}
func textFieldDidEndEditing(_ textField: UITextField) {
updateUI()
}
}
extension AddFeedViewController: FeedFinderDelegate {
public func feedFinder(_ feedFinder: FeedFinder, didFindFeeds feedSpecifiers: Set<FeedSpecifier>) {
if userCancelled {
endShowingProgress()
return
}
if let error = feedFinder.initialDownloadError {
if feedFinder.initialDownloadStatusCode == 404 {
endShowingProgress()
showNoFeedsErrorMessage()
} else {
endShowingProgress()
showInitialDownloadError(error)
}
return
}
guard let bestFeedSpecifier = FeedSpecifier.bestFeed(in: feedSpecifiers) else {
endShowingProgress()
showNoFeedsErrorMessage()
return
}
self.bestFeedSpecifier = bestFeedSpecifier
self.foundFeedURLString = bestFeedSpecifier.urlString
if let url = URL(string: bestFeedSpecifier.urlString) {
InitialFeedDownloader.download(url) { (parsedFeed) in
self.titleFromFeed = parsedFeed?.title
self.addFeedIfPossible(parsedFeed)
}
} else {
// Shouldn't happen.
endShowingProgress()
showNoFeedsErrorMessage()
}
}
}
private extension AddFeedViewController {
private func updateUI() {
addButton.isEnabled = urlTextField.text?.rs_stringMayBeURL() ?? false
}
private func beginShowingProgress() {
activityIndicatorView.isHidden = false
activityIndicatorView.startAnimating()
addButton.isEnabled = false
}
private func endShowingProgress() {
activityIndicatorView.isHidden = true
activityIndicatorView.stopAnimating()
addButton.isEnabled = true
}
private func showAlreadySubscribedError() {
let title = NSLocalizedString("Already subscribed", comment: "Feed finder")
let message = NSLocalizedString("Cant add this feed because youve already subscribed to it.", comment: "Feed finder")
presentError(title: title, message: message)
}
private func showNoFeedsErrorMessage() {
let title = NSLocalizedString("Feed not found", comment: "Feed finder")
let message = NSLocalizedString("Cant add a feed because no feed was found.", comment: "Feed finder")
presentError(title: title, message: message)
}
private func showInitialDownloadError(_ error: Error) {
let title = NSLocalizedString("Download Error", comment: "Feed finder")
let formatString = NSLocalizedString("Cant add this feed because of a download error: “%@”", comment: "Feed finder")
let message = NSString.localizedStringWithFormat(formatString as NSString, error.localizedDescription)
presentError(title: title, message: message as String)
}
func addFeedIfPossible(_ parsedFeed: ParsedFeed?) {
if userCancelled {
endShowingProgress()
return
}
guard let account = userEnteredAccount else {
assertionFailure("Expected account.")
return
}
guard let feedURLString = foundFeedURLString else {
assertionFailure("Expected feedURLString.")
return
}
if account.hasFeed(withURL: feedURLString) {
endShowingProgress()
showAlreadySubscribedError()
return
}
guard let feed = account.createFeed(with: titleFromFeed, editedName: userEnteredTitle, url: feedURLString) else {
endShowingProgress()
return
}
if let parsedFeed = parsedFeed {
account.update(feed, with: parsedFeed, {})
}
account.addFeed(feed, to: userEnteredFolder)
NotificationCenter.default.post(name: .UserDidAddFeed, object: self, userInfo: [UserInfoKey.feed: feed])
endShowingProgress()
dismiss(animated: true)
}
}

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//
// FolderTreeControllerDelegate.swift
// NetNewsWire
//
// Created by Brent Simmons on 8/10/16.
// Copyright © 2016 Ranchero Software, LLC. All rights reserved.
//
import Foundation
import RSCore
import RSTree
import Articles
import Account
final class FolderTreeControllerDelegate: TreeControllerDelegate {
func treeController(treeController: TreeController, childNodesFor node: Node) -> [Node]? {
return node.isRoot ? childNodesForRootNode(node) : nil
}
}
private extension FolderTreeControllerDelegate {
func childNodesForRootNode(_ node: Node) -> [Node]? {
// Root node is Top Level and children are folders. Folders cant have subfolders.
// This will have to be revised later.
guard let folders = AccountManager.shared.localAccount.folders else {
return nil
}
let folderNodes = folders.map { createNode($0, parent: node) }
return folderNodes.sortedAlphabetically()
}
func createNode(_ folder: Folder, parent: Node) -> Node {
let node = Node(representedObject: folder, parent: parent)
node.canHaveChildNodes = false
return node
}
}