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https://github.com/tid-kijyun/Kanna

Kanna(鉋) is an XML/HTML parser for Swift.
https://github.com/tid-kijyun/Kanna

html-parser swift xml-parser

Last synced: 3 days ago
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Kanna(鉋) is an XML/HTML parser for Swift.

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# Kanna(鉋)
Kanna(鉋) is an XML/HTML parser for cross-platform(macOS, iOS, tvOS, watchOS and Linux!).

It was inspired by [Nokogiri](https://github.com/sparklemotion/nokogiri)(鋸).

[![CI](https://github.com/tid-kijyun/Kanna/actions/workflows/ci.yml/badge.svg)](https://github.com/tid-kijyun/Kanna/actions/workflows/ci.yml)
[![Platform](http://img.shields.io/badge/platform-ios_osx_watchos_tvos_linux-lightgrey.svg?style=flat)](https://developer.apple.com/resources/)
[![Cocoapod](http://img.shields.io/cocoapods/v/Kanna.svg?style=flat)](http://cocoadocs.org/docsets/Kanna/)
[![Carthage compatible](https://img.shields.io/badge/Carthage-compatible-4BC51D.svg?style=flat)](https://github.com/Carthage/Carthage)
[![Swift Package Manager](https://img.shields.io/badge/Swift%20Package%20Manager-compatible-brightgreen.svg)](https://github.com/apple/swift-package-manager)
[![MIT License](http://img.shields.io/badge/license-MIT-blue.svg?style=flat)](LICENSE)

:information_source: [Documentation](http://tid-kijyun.github.io/Kanna/)

## 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 for Swift 5
#### CocoaPods
Add the following to your `Podfile`:
```ruby
use_frameworks!
pod 'Kanna', '~> 5.2.2'
```

#### Carthage
Add the following to your `Cartfile`:

```ogdl
github "tid-kijyun/Kanna" ~> 5.2.2
```

For xcode 11.3 and earlier, the following settings are required.
1. In the project settings add `$(SDKROOT)/usr/include/libxml2` to the "header search paths" field

#### Swift Package Manager
1. Installing libxml2 to your computer:

```bash
// 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
```

2. Add the following to your `Package.swift`:

```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"]),
]
)
```

```bash
$ swift build
```

*Note: When a build error occurs, please try run the following command:*
```bash
// Linux(Ubuntu)
$ sudo apt-get install pkg-config
```

#### Manual Installation
1. Add these files to your project:
[Kanna.swift](Source/Kanna.swift)
[CSS.swift](Source/CSS.swift)
[libxmlHTMLDocument.swift](Source/libxml/libxmlHTMLDocument.swift)
[libxmlHTMLNode.swift](Source/libxml/libxmlHTMLNode.swift)
[libxmlParserOption.swift](Source/libxml/libxmlParserOption.swift)
[Modules](Modules)
1. In the target settings add `$(SDKROOT)/usr/include/libxml2` to the `Search Paths > Header Search Paths` field
1. In the target settings add `$(SRCROOT)/Modules` to the `Swift Compiler - Search Paths > Import Paths` field

#### [Installation for swift 4](https://github.com/tid-kijyun/Kanna/blob/master/Documentation/InstallationForSwift4.md)
#### [Installation for swift 3](https://github.com/tid-kijyun/Kanna/blob/master/Documentation/InstallationForSwift3.md)

## Synopsis
```swift
import Kanna

let 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"])
}
}
```

```swift
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)
}
}
```

## Donation
If you like Kanna, please donate via GitHub sponsors or PayPal.
It is used to improve and maintain the library.

## License
The MIT License. See the LICENSE file for more information.