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Better lenient URL parsing

This commit is contained in:
Shadowfacts 2019-01-14 13:45:33 -05:00
parent 30cd8991e8
commit 882f03a94b
Signed by untrusted user: shadowfacts
GPG Key ID: 94A5AB95422746E5
1 changed files with 15 additions and 4 deletions
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19
Pachyderm/Model/Attachment.swift
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@ -29,15 +29,15 @@ public class Attachment: Decodable {
let container = try decoder.container(keyedBy: CodingKeys.self) let container = try decoder.container(keyedBy: CodingKeys.self)
self.id = try container.decode(String.self, forKey: .id) self.id = try container.decode(String.self, forKey: .id)
self.kind = try container.decode(Kind.self, forKey: .kind) self.kind = try container.decode(Kind.self, forKey: .kind)
self.url = URL(string: try container.decode(String.self, forKey: .url).replacingOccurrences(of: " ", with: "%20"))! // Pleroma returns spaces in attachment URLs self.url = URL(lenient: try container.decode(String.self, forKey: .url))!
if let remote = try? container.decode(String.self, forKey: .remoteURL) { if let remote = try? container.decode(String.self, forKey: .remoteURL) {
self.remoteURL = URL(string: remote.replacingOccurrences(of: " ", with: "%20")) self.remoteURL = URL(lenient: remote.replacingOccurrences(of: " ", with: "%20"))
} else { } else {
self.remoteURL = nil self.remoteURL = nil
} }
self.previewURL = URL(string: try container.decode(String.self, forKey: .previewURL).replacingOccurrences(of: " ", with: "%20"))! self.previewURL = URL(lenient: try container.decode(String.self, forKey: .previewURL).replacingOccurrences(of: " ", with: "%20"))!
if let text = try? container.decode(String.self, forKey: .textURL) { if let text = try? container.decode(String.self, forKey: .textURL) {
self.textURL = URL(string: text.replacingOccurrences(of: " ", with: "%20")) self.textURL = URL(lenient: text.replacingOccurrences(of: " ", with: "%20"))
} else { } else {
self.textURL = nil self.textURL = nil
} }
@ -113,3 +113,14 @@ extension Attachment {
} }
} }
} }
fileprivate extension URL {
private static let allowedChars = CharacterSet.urlHostAllowed.union(.urlPathAllowed)
init?(lenient string: String) {
guard let escaped = string.addingPercentEncoding(withAllowedCharacters: URL.allowedChars) else {
return nil
}
self.init(string: escaped)
}
}