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346 lines
No EOL
11 KiB
C#
346 lines
No EOL
11 KiB
C#
#region License Information (GPL v3)
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/*
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ShareX - A program that allows you to take screenshots and share any file type
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Copyright (c) 2007-2016 ShareX Team
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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Optionally you can also view the license at <http://www.gnu.org/licenses/>.
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*/
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#endregion License Information (GPL v3)
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using Newtonsoft.Json.Linq;
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using ShareX.HelpersLib;
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using System;
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using System.Collections.Generic;
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using System.Collections.Specialized;
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using System.IO;
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using System.Text;
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using System.Text.RegularExpressions;
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using System.Xml.XPath;
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namespace ShareX.UploadersLib
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{
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public class CustomUploaderItem
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{
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public string Name { get; set; }
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public CustomUploaderRequestType RequestType { get; set; }
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public string RequestURL { get; set; }
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public string FileFormName { get; set; }
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public Dictionary<string, string> Arguments { get; set; }
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public Dictionary<string, string> Headers { get; set; }
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public ResponseType ResponseType { get; set; }
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public List<string> RegexList { get; set; }
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public string URL { get; set; }
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public string ThumbnailURL { get; set; }
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public string DeletionURL { get; set; }
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private string response;
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private List<Match> regexResult;
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public CustomUploaderItem()
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{
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}
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public CustomUploaderItem(string name)
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{
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Name = name;
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}
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public override string ToString()
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{
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return Name;
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}
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public HttpMethod GetHttpMethod()
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{
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switch (RequestType)
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{
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default:
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case CustomUploaderRequestType.POST:
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return HttpMethod.POST;
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case CustomUploaderRequestType.GET:
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return HttpMethod.GET;
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case CustomUploaderRequestType.PUT:
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return HttpMethod.PUT;
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case CustomUploaderRequestType.PATCH:
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return HttpMethod.PATCH;
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case CustomUploaderRequestType.DELETE:
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return HttpMethod.DELETE;
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}
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}
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public string GetRequestURL()
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{
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if (string.IsNullOrEmpty(RequestURL))
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{
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throw new Exception("'Request URL' must be not empty.");
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}
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return URLHelpers.FixPrefix(RequestURL);
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}
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public string GetFileFormName()
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{
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if (string.IsNullOrEmpty(FileFormName))
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{
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throw new Exception("'File form name' must be not empty.");
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}
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return FileFormName;
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}
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public Dictionary<string, string> GetArguments(string input = null)
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{
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Dictionary<string, string> arguments = new Dictionary<string, string>();
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if (Arguments != null)
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{
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foreach (KeyValuePair<string, string> arg in Arguments)
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{
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string value = arg.Value;
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value = value.Replace("%input", "$input$"); // For backward compatibility
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value = NameParser.Parse(NameParserType.Text, value);
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value = value.Replace("$input$", input);
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arguments.Add(arg.Key, value);
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}
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}
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return arguments;
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}
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public NameValueCollection GetHeaders()
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{
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if (Headers != null && Headers.Count > 0)
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{
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NameValueCollection collection = new NameValueCollection();
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foreach (KeyValuePair<string, string> header in Headers)
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{
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collection.Add(header.Key, header.Value);
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}
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return collection;
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}
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return null;
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}
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public void ParseResponse(UploadResult result, bool isShortenedURL = false)
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{
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if (result != null && !string.IsNullOrEmpty(result.Response))
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{
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response = result.Response;
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ParseRegexList();
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string url;
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if (!string.IsNullOrEmpty(URL))
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{
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url = ParseURL(URL);
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}
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else
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{
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url = response;
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}
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if (isShortenedURL)
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{
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result.ShortenedURL = url;
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}
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else
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{
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result.URL = url;
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}
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result.ThumbnailURL = ParseURL(ThumbnailURL);
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result.DeletionURL = ParseURL(DeletionURL);
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}
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}
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private void ParseRegexList()
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{
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regexResult = new List<Match>();
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if (RegexList != null)
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{
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foreach (string regex in RegexList)
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{
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regexResult.Add(Regex.Match(response, regex));
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}
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}
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}
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private string ParseURL(string url)
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{
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if (string.IsNullOrEmpty(url))
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{
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return string.Empty;
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}
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StringBuilder result = new StringBuilder();
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bool syntaxStart = false;
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CustomUploaderResponseParseType parseType = CustomUploaderResponseParseType.Regex;
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int syntaxStartIndex = 0;
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for (int i = 0; i < url.Length; i++)
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{
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if (url[i] == '$')
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{
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if (!syntaxStart)
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{
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syntaxStart = true;
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string syntaxCheck = url.Substring(i + 1);
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if (syntaxCheck.StartsWith("regex:", StringComparison.InvariantCultureIgnoreCase)) // Example: $regex:1,1$
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{
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parseType = CustomUploaderResponseParseType.Regex;
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syntaxStartIndex = i + 7;
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}
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else if (syntaxCheck.StartsWith("json:", StringComparison.InvariantCultureIgnoreCase)) // Example: $json:Files[0].URL$
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{
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parseType = CustomUploaderResponseParseType.Json;
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syntaxStartIndex = i + 6;
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}
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else if (syntaxCheck.StartsWith("xml:", StringComparison.InvariantCultureIgnoreCase)) // Example: $xml:/Files/File[1]/URL$
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{
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parseType = CustomUploaderResponseParseType.Xml;
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syntaxStartIndex = i + 5;
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}
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else
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{
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parseType = CustomUploaderResponseParseType.Regex;
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syntaxStartIndex = i + 1;
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}
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}
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else
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{
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string parseText = url.Substring(syntaxStartIndex, i - syntaxStartIndex).Trim();
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if (!string.IsNullOrEmpty(parseText))
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{
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string resultText;
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switch (parseType)
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{
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default:
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case CustomUploaderResponseParseType.Regex:
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resultText = ParseRegexSyntax(parseText);
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break;
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case CustomUploaderResponseParseType.Json:
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resultText = ParseJsonSyntax(parseText);
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break;
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case CustomUploaderResponseParseType.Xml:
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resultText = ParseXmlSyntax(parseText);
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break;
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}
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if (!string.IsNullOrEmpty(resultText))
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{
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result.Append(resultText);
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}
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}
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syntaxStart = false;
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}
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}
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else if (!syntaxStart)
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{
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result.Append(url[i]);
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}
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}
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return result.ToString();
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}
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private string ParseRegexSyntax(string syntax)
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{
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string regexIndexString = "";
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int regexIndex;
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bool isGroupRegex = false;
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int i;
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for (i = 0; i < syntax.Length; i++)
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{
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if (char.IsDigit(syntax[i]))
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{
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regexIndexString += syntax[i];
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}
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else
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{
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if (syntax[i] == ',')
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{
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isGroupRegex = true;
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}
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break;
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}
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}
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if (regexIndexString.Length > 0 && int.TryParse(regexIndexString, out regexIndex))
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{
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Match match = regexResult[regexIndex - 1];
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if (isGroupRegex && i + 1 < syntax.Length)
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{
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string group = syntax.Substring(i + 1);
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int groupNumber;
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if (int.TryParse(group, out groupNumber))
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{
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return match.Groups[groupNumber].Value;
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}
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return match.Groups[group].Value;
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}
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return match.Value;
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}
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return null;
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}
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// http://goessner.net/articles/JsonPath/
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private string ParseJsonSyntax(string syntaxJsonPath)
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{
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return (string)JToken.Parse(response).SelectToken("$." + syntaxJsonPath);
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}
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// http://www.w3schools.com/xsl/xpath_syntax.asp
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// https://msdn.microsoft.com/en-us/library/ms256086(v=vs.110).aspx
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private string ParseXmlSyntax(string syntaxXPath)
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{
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using (StringReader sr = new StringReader(response))
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{
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XPathDocument doc = new XPathDocument(sr);
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XPathNavigator nav = doc.CreateNavigator();
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XPathNavigator node = nav.SelectSingleNode(syntaxXPath);
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if (node != null)
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{
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return node.Value;
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}
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}
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return null;
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}
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}
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} |