From f17a6f424599ba18c943856351d32c8cf00e65f4 Mon Sep 17 00:00:00 2001
From: Adam M Rivera <a432511@gmail.com>
Date: Tue, 24 Apr 2012 13:32:58 -0500
Subject: [PATCH] Solution: Added ParameterInformationParser.cs.
---
.../ArdupilotMegaPlanner/ArdupilotMega.csproj | 3 +
.../Utilities/ParameterInformationParser.cs | 192 ++++++++++++++++++
2 files changed, 195 insertions(+)
create mode 100644 Tools/ArdupilotMegaPlanner/Utilities/ParameterInformationParser.cs
diff --git a/Tools/ArdupilotMegaPlanner/ArdupilotMega.csproj b/Tools/ArdupilotMegaPlanner/ArdupilotMega.csproj
index 7a63c6dae..13dc37325 100644
--- a/Tools/ArdupilotMegaPlanner/ArdupilotMega.csproj
+++ b/Tools/ArdupilotMegaPlanner/ArdupilotMega.csproj
@@ -558,6 +558,7 @@
<Compile Include="LangUtility.cs" />
<Compile Include="ThemeManager.cs" />
<Compile Include="Utilities\EnumTranslator.cs" />
+ <Compile Include="Utilities\ParameterInformationParser.cs" />
<EmbeddedResource Include="Antenna\Tracker.resx">
<DependentUpon>Tracker.cs</DependentUpon>
</EmbeddedResource>
@@ -686,6 +687,7 @@
</EmbeddedResource>
<EmbeddedResource Include="GCSViews\ConfigurationView\ConfigRadioInput.resx">
<DependentUpon>ConfigRadioInput.cs</DependentUpon>
+ <SubType>Designer</SubType>
</EmbeddedResource>
<EmbeddedResource Include="GCSViews\ConfigurationView\ConfigRadioInput.zh-Hans.resx">
<DependentUpon>ConfigRadioInput.cs</DependentUpon>
@@ -710,6 +712,7 @@
</EmbeddedResource>
<EmbeddedResource Include="GCSViews\ConfigurationView\ConfigTradHeli.resx">
<DependentUpon>ConfigTradHeli.cs</DependentUpon>
+ <SubType>Designer</SubType>
</EmbeddedResource>
<EmbeddedResource Include="GCSViews\ConfigurationView\ConfigTradHeli.zh-Hans.resx">
<DependentUpon>ConfigTradHeli.cs</DependentUpon>
diff --git a/Tools/ArdupilotMegaPlanner/Utilities/ParameterInformationParser.cs b/Tools/ArdupilotMegaPlanner/Utilities/ParameterInformationParser.cs
new file mode 100644
index 000000000..a6a87cb6b
--- /dev/null
+++ b/Tools/ArdupilotMegaPlanner/Utilities/ParameterInformationParser.cs
@@ -0,0 +1,192 @@
+using System;
+using System.Collections.Generic;
+using System.Configuration;
+using System.IO;
+using System.Linq;
+using System.Net;
+using System.Text.RegularExpressions;
+using System.Windows.Forms;
+using System.Xml;
+using log4net;
+
+namespace ArdupilotMega.Utilities
+{
+ public static class ParameterInformationParser
+ {
+ private const string META_DELIMETER = "@";
+ private const string PARAM_KEY = "Param";
+ private static readonly Regex _paramMetaRegex = new Regex(String.Format("{0}(?<MetaKey>[^:]+):(?<MetaValue>.+)", META_DELIMETER));
+ private static readonly ILog log =
+ LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
+
+ public static void GetParameterInformation()
+ {
+ string parameterLocationsString = ConfigurationManager.AppSettings["ParameterLocations"];
+
+ if(!String.IsNullOrEmpty(parameterLocationsString))
+ {
+ var parameterLocations = parameterLocationsString.Split(';').ToList();
+ parameterLocations.RemoveAll(String.IsNullOrEmpty);
+
+ string sStartupPath = Application.StartupPath;
+ using(var objXmlTextWriter = new XmlTextWriter(String.Format("{0}\\ParameterMetaData.xml", sStartupPath), null))
+ {
+ objXmlTextWriter.Formatting = Formatting.Indented;
+ objXmlTextWriter.WriteStartDocument();
+
+ foreach (string parameterLocation in parameterLocations)
+ {
+ log.Info(parameterLocation);
+
+ var request = WebRequest.Create(parameterLocation);
+
+ // Plenty of timeout
+ request.Timeout = 10000;
+
+ // Set the Method property of the request to POST.
+ request.Method = "GET";
+
+ // Get the response.
+ using (var response = request.GetResponse())
+ {
+ // Display the status.
+ log.Info(((HttpWebResponse)response).StatusDescription);
+
+ // Get the stream containing content returned by the server.
+ using (var dataStream = response.GetResponseStream())
+ {
+ if (dataStream != null)
+ {
+ // Open the stream using a StreamReader for easy access.
+ using (var reader = new StreamReader(dataStream))
+ {
+ // Write the start element for this parameter location
+ objXmlTextWriter.WriteStartElement(parameterLocation);
+
+ // Read and parse the content.
+ ParseParameterInformation(reader.ReadToEnd(), objXmlTextWriter);
+
+ // Write the end element for this parameter location
+ objXmlTextWriter.WriteEndElement();
+
+ // Close the reader
+ reader.Close();
+ }
+
+ // Close the datastream
+ dataStream.Close();
+ }
+ }
+
+ // Close the response
+ response.Close();
+ }
+
+ }
+
+ // Clear the stream
+ objXmlTextWriter.WriteEndDocument();
+ objXmlTextWriter.Flush();
+ objXmlTextWriter.Close();
+ }
+ }
+ }
+
+ /// <summary>
+ /// Parses the parameter information.
+ /// </summary>
+ /// <param name="fileContents">The file contents.</param>
+ /// <param name="objXmlTextWriter">The obj XML text writer.</param>
+ private static void ParseParameterInformation(string fileContents, XmlTextWriter objXmlTextWriter)
+ {
+ var indicies = new List<int>();
+ GetIndexOfMarkers(ref indicies, fileContents, META_DELIMETER + PARAM_KEY, 0);
+
+ if(indicies.Count > 0)
+ {
+ // Loop through the indicies of the parameter comments found
+ for(int i = 0; i < indicies.Count; i++)
+ {
+ // This is the end index for a substring to search for parameter attributes
+ // If we are on the last index in our collection, we will search to the end of the file
+ var stopIdx = (i == indicies.Count - 1) ? fileContents.Length : indicies[i + 1];
+
+ string subStringToSearch = fileContents.Substring(indicies[i], (stopIdx - indicies[i]));
+ if(!String.IsNullOrEmpty(subStringToSearch))
+ {
+ var metaIndicies = new List<int>();
+ GetIndexOfMarkers(ref metaIndicies, subStringToSearch, META_DELIMETER, 0);
+
+ if(metaIndicies.Count > 0)
+ {
+ // This meta param key
+ var paramNameKey = subStringToSearch.Substring(metaIndicies[0], (metaIndicies[1] - metaIndicies[0]));
+
+ // Match based on the regex defined at the top of this class
+ Match paramNameKeyMatch = _paramMetaRegex.Match(paramNameKey);
+
+ if (paramNameKeyMatch.Success && paramNameKeyMatch.Groups["MetaKey"].Value == PARAM_KEY)
+ {
+ objXmlTextWriter.WriteStartElement(paramNameKeyMatch.Groups["MetaValue"].Value.Trim(new char[] { ' ' }));
+
+ // Loop through the indicies of the meta data found
+ for (int x = 1; x < metaIndicies.Count; x++)
+ {
+ // This is the end index for a substring to search for parameter attributes
+ // If we are on the last index in our collection, we will search to the end of the file
+ var stopMetaIdx = (x == metaIndicies.Count - 1) ? subStringToSearch.Length : metaIndicies[x + 1];
+
+ // This meta param string
+ var metaString = subStringToSearch.Substring(metaIndicies[x], (stopMetaIdx - metaIndicies[x]));
+
+ // Match based on the regex defined at the top of this class
+ Match metaMatch = _paramMetaRegex.Match(metaString);
+
+ // Test for success
+ if (metaMatch.Success)
+ {
+ objXmlTextWriter.WriteStartElement(metaMatch.Groups["MetaKey"].Value.Trim(new char[] { ' ' }));
+ objXmlTextWriter.WriteString(metaMatch.Groups["MetaValue"].Value.Trim(new char[] { ' ' }));
+ objXmlTextWriter.WriteEndElement();
+ }
+ }
+
+ objXmlTextWriter.WriteEndElement();
+ }
+ }
+ }
+ }
+ }
+ }
+
+ /// <summary>
+ /// Gets the index of param markers.
+ /// </summary>
+ /// <param name="indicies">The indicies.</param>
+ /// <param name="inspectThis">The string to be inspected for a parameter.</param>
+ /// <param name="delimeter">The delimeter.</param>
+ /// <param name="prevIdx">The prev idx.</param>
+ private static void GetIndexOfMarkers(ref List<int> indicies, string inspectThis, string delimeter, int prevIdx)
+ {
+ // Find the index of the start of a parameter comment
+ int idx = inspectThis.IndexOf(delimeter, StringComparison.InvariantCultureIgnoreCase);
+
+ // If we can't find one we stop here
+ if(idx != -1)
+ {
+ // Add the index we found
+ indicies.Add(idx + prevIdx);
+
+ // Move the index after the parameter delimeter
+ int newIdx = idx + delimeter.Length;
+
+ // If we have more string to inspect
+ if(newIdx < inspectThis.Length)
+ {
+ // Recursively search for the next index
+ GetIndexOfMarkers(ref indicies, inspectThis.Substring(newIdx, (inspectThis.Length - newIdx)), delimeter, idx + prevIdx);
+ }
+ }
+ }
+ }
+}
--
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