91 lines
2.5 KiB
Swift
91 lines
2.5 KiB
Swift
//
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// Attachment+Database.swift
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// NetNewsWire
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//
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// Created by Brent Simmons on 7/4/17.
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// Copyright © 2017 Ranchero Software. All rights reserved.
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//
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import Foundation
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import Articles
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import RSDatabase
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import RSParser
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extension Attachment {
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init?(row: FMResultSet) {
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guard let url = row.string(forColumn: DatabaseKey.url) else {
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return nil
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}
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let attachmentID = row.string(forColumn: DatabaseKey.attachmentID)
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let mimeType = row.string(forColumn: DatabaseKey.mimeType)
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let title = row.string(forColumn: DatabaseKey.title)
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let sizeInBytes = row.optionalIntForColumn(DatabaseKey.sizeInBytes)
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let durationInSeconds = row.optionalIntForColumn(DatabaseKey.durationInSeconds)
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self.init(attachmentID: attachmentID, url: url, mimeType: mimeType, title: title, sizeInBytes: sizeInBytes, durationInSeconds: durationInSeconds)
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}
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init?(parsedAttachment: ParsedAttachment) {
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self.init(attachmentID: nil, url: parsedAttachment.url, mimeType: parsedAttachment.mimeType, title: parsedAttachment.title, sizeInBytes: parsedAttachment.sizeInBytes, durationInSeconds: parsedAttachment.durationInSeconds)
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}
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static func attachmentsWithParsedAttachments(_ parsedAttachments: Set<ParsedAttachment>?) -> Set<Attachment>? {
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guard let parsedAttachments = parsedAttachments else {
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return nil
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}
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let attachments = parsedAttachments.compactMap{ Attachment(parsedAttachment: $0) }
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return attachments.isEmpty ? nil : Set(attachments)
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}
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}
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extension Attachment: DatabaseObject {
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public var databaseID: String {
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return attachmentID
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}
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public func databaseDictionary() -> DatabaseDictionary? {
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var d: DatabaseDictionary = [DatabaseKey.attachmentID: attachmentID, DatabaseKey.url: url]
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if let mimeType = mimeType {
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d[DatabaseKey.mimeType] = mimeType
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}
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if let title = title {
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d[DatabaseKey.title] = title
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}
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if let sizeInBytes = sizeInBytes {
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d[DatabaseKey.sizeInBytes] = NSNumber(value: sizeInBytes)
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}
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if let durationInSeconds = durationInSeconds {
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d[DatabaseKey.durationInSeconds] = NSNumber(value: durationInSeconds)
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}
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return d
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}
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}
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private extension FMResultSet {
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func optionalIntForColumn(_ columnName: String) -> Int? {
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let intValue = long(forColumn: columnName)
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if intValue < 1 {
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return nil
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}
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return intValue
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}
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}
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extension Set where Element == Attachment {
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func databaseDictionaries() -> [DatabaseDictionary] {
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return self.compactMap { $0.databaseDictionary() }
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}
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func databaseObjects() -> [DatabaseObject] {
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return self.compactMap { $0 as DatabaseObject }
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}
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}
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