Kanna(鉋) is an XML/HTML parser for Swift.
Kanna(鉋)
Kanna(鉋) is an XML/HTML parser for cross-platform(macOS, iOS, tvOS, watchOS and Linux!).It was inspired by Nokogiri(鋸).
:informationsource: Documentation
Features
- [x] XPath 1.0 support for document searching
- [x] CSS3 selector support for document searching
- [x] Support for namespaces
- [x] Comprehensive test suite
Installation
ℹ️ If you are using Swift 6, please use Kanna 6.0.0 or later. ℹ️ The same applies if you setStrict Concurrency Check to Targeted or higher.
CocoaPods
Add the following to yourPodfile:
use_frameworks!
pod 'Kanna', '~> 5.2.2'Carthage
Add the following to yourCartfile:
github "tid-kijyun/Kanna" ~> 5.2.2For xcode 11.3 and earlier, the following settings are required.
- In the project settings add
$(SDKROOT)/usr/include/libxml2to the "header search paths" field
Swift Package Manager
- Installing libxml2 to your computer:
// macOS: For xcode 11.3 and earlier, the following settings are required. $ brew install libxml2 $ brew link --force libxml2
// Linux(Ubuntu): $ sudo apt-get install libxml2-dev
- Add the following to your
Package.swift:
// swift-tools-version:5.0
import PackageDescription
let package = Package( name: "YourProject", dependencies: [ .package(url: "https://github.com/tid-kijyun/Kanna.git", from: "5.2.2"), ], targets: [ .target( name: "YourTarget", dependencies: ["Kanna"]), ] )
$ swift buildNote: When a build error occurs, please try run the following command:
// Linux(Ubuntu) $ sudo apt-get install pkg-configManual Installation
- Add these files to your project:
- In the target settings add
$(SDKROOT)/usr/include/libxml2to theSearch Paths > Header Search Pathsfield - In the target settings add
$(SRCROOT)/Modulesto theSwift Compiler - Search Paths > Import Pathsfield
Installation for swift 4
Installation for swift 3
Synopsis
import Kanna
let html = "<html>...</html>"
if let doc = try? HTML(html: html, encoding: .utf8) { print(doc.title) // Search for nodes by CSS for link in doc.css("a, link") { print(link.text) print(link["href"]) } // Search for nodes by XPath for link in doc.xpath("//a | //link") { print(link.text) print(link["href"]) } }
let xml = "..."
if let doc = try? Kanna.XML(xml: xml, encoding: .utf8) {
let namespaces = [
"o": "urn:schemas-microsoft-com:office:office",
"ss": "urn:schemas-microsoft-com:office:spreadsheet"
]
if let author = doc.at_xpath("//o:Author", namespaces: namespaces) {
print(author.text)
}
}
