Client/Assets/Scripts/UniWebView/Script/UniWebViewMessage.cs


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//
//    UniWebViewMessage.cs
//  Created by Wang Wei(@onevcat) on 2013-10-20.
//
using System.Collections.Generic;
using UnityEngine;

/// <summary>
/// This structure represent a message from webview.
/// </summary>
/// <description>
/// All url with a scheme of "uniwebview" in the webpage clicked will raise
/// the OnReceivedMessage with a UniWebViewMessage object. You can listen to 
/// that event and get path and param from webpage.
/// </description>
public struct UniWebViewMessage {
    /// <summary>
    /// Gets the raw message.
    /// </summary>
    /// <value>
    /// The raw message received from UniWebView. It should be a url containing information 
    /// delivered from webview.
    /// </value>
    public string rawMessage {get; private set;}

    /// <summary>
    /// The url scheme of this UniWebViewMessage
    /// </summary>
    /// <value>The scheme.</value>
    /// <description>
    /// Every message UniWebView can get is a url in a registered scheme.
    /// The default scheme is "uniwebview". You can register your own scheme by
    /// using the RegisterScheme method on UniWebView object.
    /// </description>
    public string scheme {get; private set;}

    /// <summary>
    /// The path of this UniWebViewMessage
    /// </summary>
    /// <value>The path.</value>
    /// <description>
    /// A url "uniwebview://yourPath?param1=value1&param2=value2", path = yourPath
    /// </description>
    public string path {get; private set;}

    /// <summary>
    /// The arguments of this UniWebViewMessage
    /// </summary>
    /// <value>The arguments.</value>
    /// <description>
    /// A url "uniwebview://yourPath?param1=value1&param2=value2", args[param1] = value1, args[param2] = value2
    /// </description>
    public Dictionary<string, string> args{get; private set;}

    /// <summary>
    /// Initializes a new instance of the <see cref="UniWebViewMessage"/> struct.
    /// </summary>
    /// <param name="rawMessage">Raw message which will be parsed to a UniWebViewMessage.</param>
    public UniWebViewMessage(string rawMessage) : this() {
        this.rawMessage = rawMessage;
        string[] schemeSplit = rawMessage.Split(new string[] {"://"}, System.StringSplitOptions.None);
        if (schemeSplit.Length >= 2) {
            this.scheme = schemeSplit[0];
            string pathAndArgsString = "";
            int index = 1;
            while (index < schemeSplit.Length) {
                pathAndArgsString = string.Concat(pathAndArgsString, schemeSplit[index]);
                index++;
            }

            string[] split = pathAndArgsString.Split("?"[0]);
            
            this.path = split[0].TrimEnd('/');
            this.args = new Dictionary<string, string>();
            if (split.Length > 1) {
                foreach (string pair in split[1].Split("&"[0])) {
                    string[] elems = pair.Split("="[0]);
                    if (elems.Length > 1) {
                        args[elems[0]] = WWW.UnEscapeURL(elems[1]);
                    }
                }
            }
        } else {
            Debug.LogError("Bad url scheme. Can not be parsed to UniWebViewMessage: " + rawMessage);
        }
    }
}