X-Git-Url: https://git.mdrn.pl/wl-app.git/blobdiff_plain/53b27422d140022594fc241cca91c3183be57bca..48b2fe9f7c2dc3d9aeaaa6dbfb27c7da4f3235ff:/iOS/Pods/AEXML/Sources/Document.swift

diff --git a/iOS/Pods/AEXML/Sources/Document.swift b/iOS/Pods/AEXML/Sources/Document.swift
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+++ b/iOS/Pods/AEXML/Sources/Document.swift
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+import Foundation
+
+/**
+    This class is inherited from `AEXMLElement` and has a few addons to represent **XML Document**.
+
+    XML Parsing is also done with this object.
+*/
+open class AEXMLDocument: AEXMLElement {
+    
+    // MARK: - Properties
+    
+    /// Root (the first child element) element of XML Document **(Empty element with error if not exists)**.
+    open var root: AEXMLElement {
+        guard let rootElement = children.first else {
+            let errorElement = AEXMLElement(name: "Error")
+            errorElement.error = AEXMLError.rootElementMissing
+            return errorElement
+        }
+        return rootElement
+    }
+    
+    open let options: AEXMLOptions
+    
+    // MARK: - Lifecycle
+    
+    /**
+        Designated initializer - Creates and returns new XML Document object.
+     
+        - parameter root: Root XML element for XML Document (defaults to `nil`).
+        - parameter options: Options for XML Document header and parser settings (defaults to `AEXMLOptions()`).
+    
+        - returns: Initialized XML Document object.
+    */
+    public init(root: AEXMLElement? = nil, options: AEXMLOptions = AEXMLOptions()) {
+        self.options = options
+        
+        let documentName = String(describing: AEXMLDocument.self)
+        super.init(name: documentName)
+        
+        // document has no parent element
+        parent = nil
+        
+        // add root element to document (if any)
+        if let rootElement = root {
+            _ = addChild(rootElement)
+        }
+    }
+    
+    /**
+        Convenience initializer - used for parsing XML data (by calling `loadXMLData:` internally).
+     
+        - parameter xmlData: XML data to parse.
+        - parameter options: Options for XML Document header and parser settings (defaults to `AEXMLOptions()`).
+    
+        - returns: Initialized XML Document object containing parsed data. Throws error if data could not be parsed.
+    */
+    public convenience init(xml: Data, options: AEXMLOptions = AEXMLOptions()) throws {
+        self.init(options: options)
+        try loadXML(xml)
+    }
+    
+    /**
+        Convenience initializer - used for parsing XML string (by calling `init(xmlData:options:)` internally).
+
+        - parameter xmlString: XML string to parse.
+        - parameter encoding: String encoding for creating `Data` from `xmlString` (defaults to `String.Encoding.utf8`)
+        - parameter options: Options for XML Document header and parser settings (defaults to `AEXMLOptions()`).
+
+        - returns: Initialized XML Document object containing parsed data. Throws error if data could not be parsed.
+    */
+    public convenience init(xml: String,
+                            encoding: String.Encoding = String.Encoding.utf8,
+                            options: AEXMLOptions = AEXMLOptions()) throws
+    {
+        guard let data = xml.data(using: encoding) else { throw AEXMLError.parsingFailed }
+        try self.init(xml: data, options: options)
+    }
+    
+    // MARK: - Parse XML
+    
+    /**
+        Creates instance of `AEXMLParser` (private class which is simple wrapper around `XMLParser`)
+        and starts parsing the given XML data. Throws error if data could not be parsed.
+    
+        - parameter data: XML which should be parsed.
+    */
+    open func loadXML(_ data: Data) throws {
+        children.removeAll(keepingCapacity: false)
+        let xmlParser = AEXMLParser(document: self, data: data)
+        try xmlParser.parse()
+    }
+    
+    // MARK: - Override
+    
+    /// Override of `xml` property of `AEXMLElement` - it just inserts XML Document header at the beginning.
+    open override var xml: String {
+        var xml =  "\(options.documentHeader.xmlString)\n"
+        xml += root.xml
+        return xml
+    }
+    
+}