9117532720

Committed 16 May 2024 06:42PM UTC coverage: 56.902% (-0.006%) from 56.908%

Build # 9117532720

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github

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jas88

Commit Message

Method groups, static lambdas

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88.1

/Rdmp.Core/ReusableLibraryCode/Comments/CommentStore.cs

// Copyright (c) The University of Dundee 2018-2019
// This file is part of the Research Data Management Platform (RDMP).
// RDMP is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
// RDMP is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along with RDMP. If not, see <https://www.gnu.org/licenses/>.

using System;
using System.Collections;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Xml;
using LibArchive.Net;

namespace Rdmp.Core.ReusableLibraryCode.Comments;

/// <summary>
/// Records documentation for classes and keywords (e.g. foreign key names).
/// </summary>
public class CommentStore : IEnumerable<KeyValuePair<string, string>>
{
    private readonly Dictionary<string, string> _dictionary = new(StringComparer.CurrentCultureIgnoreCase);

    private string[] _ignoreHelpFor =
    {
        "CsvHelper.xml",
        "Google.Protobuf.xml",
        "MySql.Data.xml",
        "Newtonsoft.Json.xml",
        "NLog.xml",
        "NuDoq.xml",
        "ObjectListView.xml",
        "QuickGraph.xml",
        "Renci.SshNet.xml",
        "ScintillaNET.xml",
        "nunit.framework.xml"
    };

    public virtual void ReadComments(params string[] locations)
    {
        foreach (var location in locations.Where(static location => location is not null))
        {
            if (Directory.Exists(location))
                foreach (var xml in Directory.EnumerateFiles(location, "*.xml", SearchOption.AllDirectories))
                {
                    using var content = File.OpenRead(xml);
                    ReadComments(content);
                }
            else if (File.Exists(location))
            {
                using var zip = new LibArchiveReader(location);
                foreach (var xml in zip.Entries().Where(static xml => xml.Name.EndsWith(".xml", true, CultureInfo.InvariantCulture)))
                {
                    using var content = xml.Stream;
                    ReadComments(content);
                }
            }
        }
    }

    private void ReadComments(Stream filename)
    {
        var doc = new XmlDocument();
        doc.Load(filename);
        doc.IterateThroughAllNodes(AddXmlDoc);
    }

    /// <summary>
    /// Adds the given member xml doc to the <see cref="CommentStore"/>
    /// </summary>
    /// <param name="obj"></param>
    public void AddXmlDoc(XmlNode obj)
    {
        if (obj == null)
            return;

        if (obj.Name != "member" || obj.Attributes == null) return;
        var memberName = obj.Attributes["name"]?.Value;
        var summary = GetSummaryAsText(obj["summary"]);

        if (memberName == null || string.IsNullOrWhiteSpace(summary))
            return;

        //it's a Property get Type.Property (not fully specified)
        if (memberName.StartsWith("P:") || memberName.StartsWith("T:"))
            Add(GetLastTokens(memberName), summary.Trim());
    }

    private static string GetSummaryAsText(XmlElement summaryTag)
    {
        if (summaryTag == null)
            return null;

        var sb = new StringBuilder();

        summaryTag.IterateThroughAllNodes(
            n =>
            {
                switch (n.Name)
                {
                    case "see" when n.Attributes != null:
                        sb.Append($"{GetLastTokens(n.Attributes["cref"]?.Value)} "); // a <see cref="omg"> tag
                        break;
                    case "para":
                        TrimEndSpace(sb)
                            .Append(Environment.NewLine +
                                    Environment.NewLine); //open para tag (next tag is probably #text)
                        break;
                    default:
                        {
                            if (n.Value != null) //e.g. #text
                                sb.Append($"{TrimSummary(n.Value)} ");
                            break;
                        }
                }
            });

        return sb.ToString();
    }

    private static string TrimSummary(string value) => value == null ? null : Regex.Replace(value, @"\s+", " ").Trim();

    /// <summary>
    /// Returns the last x parts from a string like M:Abc.Def.Geh.AAA(fff,mm).  In this case it would return AAA for 1, Geh.AAA for 2 etc.
    /// </summary>
    /// <param name="memberName"></param>
    /// <param name="partsToGet"></param>
    /// <returns></returns>
    private static string GetLastTokens(string memberName, int partsToGet)
    {
        //throw away any preceding "T:", "M:" etc
        memberName = memberName[(memberName.IndexOf(':') + 1)..];

        var idxBracket = memberName.LastIndexOf('(');
        if (idxBracket != -1)
            memberName = memberName[..idxBracket];

        var matches = memberName.Split('.');

        return matches.Length < partsToGet
            ? memberName
            : string.Join(".", matches.Reverse().Take(partsToGet).Reverse());
    }

    private static string GetLastTokens(string memberName)
    {
        if (memberName.StartsWith("P:"))
            return GetLastTokens(memberName, 2);

        if (memberName.StartsWith("T:"))
            return GetLastTokens(memberName, 1);

        return memberName.StartsWith("M:") ? GetLastTokens(memberName, 2) : memberName;
    }

    public static StringBuilder TrimEndSpace(StringBuilder sb)
    {
        if (sb == null || sb.Length == 0) return sb;

        var i = sb.Length - 1;
        for (; i >= 0; i--)
            if (sb[i] != ' ')
                break;

        if (i < sb.Length - 1)
            sb.Length = i + 1;

        return sb;
    }

    public void Add(string name, string summary)
    {
        //these are not helpful!
        if (name is not ("C" or "R")) _dictionary.TryAdd(name, summary);
    }

    public bool ContainsKey(string keyword) => _dictionary.ContainsKey(keyword);

    /// <summary>
    /// Returns documentation for the keyword or null if no documentation exists
    /// </summary>
    /// <param name="index"></param>
    /// <returns></returns>
    public string this[string index] =>
        _dictionary.GetValueOrDefault(index); // Indexer declaration

    public IEnumerator<KeyValuePair<string, string>> GetEnumerator() => _dictionary.GetEnumerator();

    IEnumerator IEnumerable.GetEnumerator() => GetEnumerator();

    /// <summary>
    /// Returns documentation for the class specified up to maxLength characters (after which ... is appended).  Returns null if no documentation exists for the class
    /// </summary>
    /// <param name="maxLength"></param>
    /// <param name="type"></param>
    /// <param name="allowInterfaceInstead">If no docs are found for Type X then look for IX too</param>
    /// <param name="formatAsParagraphs"></param>
    /// <returns></returns>
    public string GetTypeDocumentationIfExists(int maxLength, Type type, bool allowInterfaceInstead = true,
        bool formatAsParagraphs = false)
    {
        var docs = this[type.Name];

        //if it's a generic try looking for an non generic or abstract base etc
        if (docs == null && type.Name.EndsWith("`1"))
            docs = this[type.Name[..^"`1".Length]];

        if (docs == null && allowInterfaceInstead && !type.IsInterface)
            docs = this[$"I{type.Name}"];

        if (string.IsNullOrWhiteSpace(docs))
            return null;

        if (formatAsParagraphs)
            docs = FormatAsParagraphs(docs);

        maxLength = Math.Max(10, maxLength - 3);

        return docs.Length <= maxLength ? docs : $"{docs[..maxLength]}...";
    }

    /// <inheritdoc cref="GetTypeDocumentationIfExists(int,Type,bool,bool)"/>
    public string GetTypeDocumentationIfExists(Type type, bool allowInterfaceInstead = true,
        bool formatAsParagraphs = false) =>
        GetTypeDocumentationIfExists(int.MaxValue, type, allowInterfaceInstead, formatAsParagraphs);

    /// <summary>
    /// Searches the CommentStore for variations of the <paramref name="word"/> and returns the documentation if found (or null)
    /// </summary>
    /// <param name="word"></param>
    /// <param name="fuzzyMatch"></param>
    /// <param name="formatAsParagraphs">true to pass result string through <see cref="FormatAsParagraphs"/></param>
    /// <returns></returns>
    public string GetDocumentationIfExists(string word, bool fuzzyMatch, bool formatAsParagraphs = false)
    {
        var match = GetDocumentationKeywordIfExists(word, fuzzyMatch);

        return match == null ? null : formatAsParagraphs ? FormatAsParagraphs(this[match]) : this[match];
    }

    /// <summary>
    /// Searches the CommentStore for variations of the <paramref name="word"/> and returns the key that matches (which might be word verbatim).
    /// 
    /// <para>This does not return the actual documentation, use <see cref="GetDocumentationIfExists"/> for that</para>
    /// </summary>
    /// <param name="word"></param>
    /// <param name="fuzzyMatch"></param>
    /// <returns></returns>
    public string GetDocumentationKeywordIfExists(string word, bool fuzzyMatch)
    {
        if (ContainsKey(word)) return word;
        if (!fuzzyMatch) return null;

        //try the singular if we didn't match the plural
        if (word.EndsWith("s"))
        {
            word = word.TrimEnd('s');
            if (ContainsKey(word)) return word;
        }

        word = $"I{word}";
        return ContainsKey(word) ? word : null;
    }

    /// <summary>
    /// Formats a string read from xmldoc into paragraphs and gets rid of namespace prefixes introduced by cref="" notation.
    /// </summary>
    /// <param name="message"></param>
    /// <returns></returns>
    public static string FormatAsParagraphs(string message)
    {
        message = Regex.Replace(message, $"{Environment.NewLine}\\s*", Environment.NewLine + Environment.NewLine);
        message = Regex.Replace(message, @"(\.?[A-z]{2,}\.)+([A-z]+)", m => m.Groups[2].Value);

        return message;
    }
}

1	// Copyright (c) The University of Dundee 2018-2019
2	// This file is part of the Research Data Management Platform (RDMP).
3	// RDMP is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
4	// RDMP is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
5	// You should have received a copy of the GNU General Public License along with RDMP. If not, see <https://www.gnu.org/licenses/>.
6
7	using System;
8	using System.Collections;
9	using System.Collections.Generic;
10	using System.Globalization;
11	using System.IO;
12	using System.Linq;
13	using System.Text;
14	using System.Text.RegularExpressions;
15	using System.Xml;
16	using LibArchive.Net;
17
18	namespace Rdmp.Core.ReusableLibraryCode.Comments;
19
20	/// <summary>
21	/// Records documentation for classes and keywords (e.g. foreign key names).
22	/// </summary>
23	public class CommentStore : IEnumerable<KeyValuePair<string, string>>
24	{
25	private readonly Dictionary<string, string> _dictionary = new(StringComparer.CurrentCultureIgnoreCase);	904✔
26
27	private string[] _ignoreHelpFor =	904✔
28	{	904✔
29	"CsvHelper.xml",	904✔
30	"Google.Protobuf.xml",	904✔
31	"MySql.Data.xml",	904✔
32	"Newtonsoft.Json.xml",	904✔
33	"NLog.xml",	904✔
34	"NuDoq.xml",	904✔
35	"ObjectListView.xml",	904✔
36	"QuickGraph.xml",	904✔
37	"Renci.SshNet.xml",	904✔
38	"ScintillaNET.xml",	904✔
39	"nunit.framework.xml"	904✔
40	};	904✔
41
42	public virtual void ReadComments(params string[] locations)
43	{
44	foreach (var location in locations.Where(static location => location is not null))	70✔
45	{
46	if (Directory.Exists(location))	14!
47	foreach (var xml in Directory.EnumerateFiles(location, "*.xml", SearchOption.AllDirectories))	144✔
48	{
49	using var content = File.OpenRead(xml);	58✔
50	ReadComments(content);	58✔
51	}
UNCOV 52	else if (File.Exists(location))	×
53	{
54	using var zip = new LibArchiveReader(location);	×
55	foreach (var xml in zip.Entries().Where(static xml => xml.Name.EndsWith(".xml", true, CultureInfo.InvariantCulture)))	×
56	{
57	using var content = xml.Stream;	×
58	ReadComments(content);	×
59	}
60	}
61	}
62	}	14✔
63
64	private void ReadComments(Stream filename)
65	{
66	var doc = new XmlDocument();	58✔
67	doc.Load(filename);	58✔
68	doc.IterateThroughAllNodes(AddXmlDoc);	58✔
69	}	58✔
70
71	/// <summary>
72	/// Adds the given member xml doc to the <see cref="CommentStore"/>
73	/// </summary>
74	/// <param name="obj"></param>
75	public void AddXmlDoc(XmlNode obj)
76	{
77	if (obj == null)	382,340✔
78	return;	2✔
79
80	if (obj.Name != "member" \|\| obj.Attributes == null) return;	685,818✔
81	var memberName = obj.Attributes["name"]?.Value;	78,858!
82	var summary = GetSummaryAsText(obj["summary"]);	78,858✔
83
84	if (memberName == null \|\| string.IsNullOrWhiteSpace(summary))	78,858✔
85	return;	16,546✔
86
87	//it's a Property get Type.Property (not fully specified)
88	if (memberName.StartsWith("P:") \|\| memberName.StartsWith("T:"))	62,312✔
89	Add(GetLastTokens(memberName), summary.Trim());	33,554✔
90	}	62,312✔
91
92	private static string GetSummaryAsText(XmlElement summaryTag)
93	{
94	if (summaryTag == null)	78,858✔
95	return null;	16,358✔
96
97	var sb = new StringBuilder();	62,500✔
98
99	summaryTag.IterateThroughAllNodes(	62,500✔
100	n =>	62,500✔
101	{	62,500✔
102	switch (n.Name)	156,022✔
103	{	62,500✔
104	case "see" when n.Attributes != null:	35,186✔
105	sb.Append($"{GetLastTokens(n.Attributes["cref"]?.Value)} "); // a <see cref="omg"> tag	35,186!
106	break;	35,186✔
107	case "para":	62,500✔
108	TrimEndSpace(sb)	7,380✔
109	.Append(Environment.NewLine +	7,380✔
110	Environment.NewLine); //open para tag (next tag is probably #text)	7,380✔
111	break;	7,380✔
112	default:	62,500✔
113	{	62,500✔
114	if (n.Value != null) //e.g. #text	113,456✔
115	sb.Append($"{TrimSummary(n.Value)} ");	105,066✔
116	break;	62,500✔
117	}	62,500✔
118	}	62,500✔
119	});	175,956✔
120
121	return sb.ToString();	62,500✔
122	}
123
124	private static string TrimSummary(string value) => value == null ? null : Regex.Replace(value, @"\s+", " ").Trim();	105,066!
125
126	/// <summary>
127	/// Returns the last x parts from a string like M:Abc.Def.Geh.AAA(fff,mm). In this case it would return AAA for 1, Geh.AAA for 2 etc.
128	/// </summary>
129	/// <param name="memberName"></param>
130	/// <param name="partsToGet"></param>
131	/// <returns></returns>
132	private static string GetLastTokens(string memberName, int partsToGet)
133	{
134	//throw away any preceding "T:", "M:" etc
135	memberName = memberName[(memberName.IndexOf(':') + 1)..];	67,478✔
136
137	var idxBracket = memberName.LastIndexOf('(');	67,478✔
138	if (idxBracket != -1)	67,478✔
139	memberName = memberName[..idxBracket];	1,266✔
140
141	var matches = memberName.Split('.');	67,478✔
142
143	return matches.Length < partsToGet	67,478!
144	? memberName	67,478✔
145	: string.Join(".", matches.Reverse().Take(partsToGet).Reverse());	67,478✔
146	}
147
148	private static string GetLastTokens(string memberName)
149	{
150	if (memberName.StartsWith("P:"))	68,740✔
151	return GetLastTokens(memberName, 2);	24,804✔
152
153	if (memberName.StartsWith("T:"))	43,936✔
154	return GetLastTokens(memberName, 1);	40,468✔
155
156	return memberName.StartsWith("M:") ? GetLastTokens(memberName, 2) : memberName;	3,468✔
157	}
158
159	public static StringBuilder TrimEndSpace(StringBuilder sb)
160	{
161	if (sb == null \|\| sb.Length == 0) return sb;	7,696✔
162
163	var i = sb.Length - 1;	7,064✔
164	for (; i >= 0; i--)	21,192✔
165	if (sb[i] != ' ')	14,128✔
166	break;
167
168	if (i < sb.Length - 1)	7,064✔
169	sb.Length = i + 1;	7,064✔
170
171	return sb;	7,064✔
172	}
173
174	public void Add(string name, string summary)
175	{
176	//these are not helpful!
177	if (name is not ("C" or "R")) _dictionary.TryAdd(name, summary);	67,492!
178	}	33,746✔
179
180	public bool ContainsKey(string keyword) => _dictionary.ContainsKey(keyword);	422✔
181
182	/// <summary>
183	/// Returns documentation for the keyword or null if no documentation exists
184	/// </summary>
185	/// <param name="index"></param>
186	/// <returns></returns>
187	public string this[string index] =>
188	_dictionary.GetValueOrDefault(index); // Indexer declaration	510✔
189
190	public IEnumerator<KeyValuePair<string, string>> GetEnumerator() => _dictionary.GetEnumerator();	8✔
191
192	IEnumerator IEnumerable.GetEnumerator() => GetEnumerator();	8✔
193
194	/// <summary>
195	/// Returns documentation for the class specified up to maxLength characters (after which ... is appended). Returns null if no documentation exists for the class
196	/// </summary>
197	/// <param name="maxLength"></param>
198	/// <param name="type"></param>
199	/// <param name="allowInterfaceInstead">If no docs are found for Type X then look for IX too</param>
200	/// <param name="formatAsParagraphs"></param>
201	/// <returns></returns>
202	public string GetTypeDocumentationIfExists(int maxLength, Type type, bool allowInterfaceInstead = true,
203	bool formatAsParagraphs = false)
204	{
205	var docs = this[type.Name];	170✔
206
207	//if it's a generic try looking for an non generic or abstract base etc
208	if (docs == null && type.Name.EndsWith("`1"))	170!
UNCOV 209	docs = this[type.Name[..^"`1".Length]];	×
210
211	if (docs == null && allowInterfaceInstead && !type.IsInterface)	170✔
212	docs = this[$"I{type.Name}"];	50✔
213
214	if (string.IsNullOrWhiteSpace(docs))	170✔
215	return null;	8✔
216
217	if (formatAsParagraphs)	162✔
218	docs = FormatAsParagraphs(docs);	156✔
219
220	maxLength = Math.Max(10, maxLength - 3);	162✔
221
222	return docs.Length <= maxLength ? docs : $"{docs[..maxLength]}...";	162!
223	}
224
225	/// <inheritdoc cref="GetTypeDocumentationIfExists(int,Type,bool,bool)"/>
226	public string GetTypeDocumentationIfExists(Type type, bool allowInterfaceInstead = true,
227	bool formatAsParagraphs = false) =>
228	GetTypeDocumentationIfExists(int.MaxValue, type, allowInterfaceInstead, formatAsParagraphs);	170✔
229
230	/// <summary>
231	/// Searches the CommentStore for variations of the <paramref name="word"/> and returns the documentation if found (or null)
232	/// </summary>
233	/// <param name="word"></param>
234	/// <param name="fuzzyMatch"></param>
235	/// <param name="formatAsParagraphs">true to pass result string through <see cref="FormatAsParagraphs"/></param>
236	/// <returns></returns>
237	public string GetDocumentationIfExists(string word, bool fuzzyMatch, bool formatAsParagraphs = false)
238	{
239	var match = GetDocumentationKeywordIfExists(word, fuzzyMatch);	76✔
240
241	return match == null ? null : formatAsParagraphs ? FormatAsParagraphs(this[match]) : this[match];	76!
242	}
243
244	/// <summary>
245	/// Searches the CommentStore for variations of the <paramref name="word"/> and returns the key that matches (which might be word verbatim).
246	///
247	/// <para>This does not return the actual documentation, use <see cref="GetDocumentationIfExists"/> for that</para>
248	/// </summary>
249	/// <param name="word"></param>
250	/// <param name="fuzzyMatch"></param>
251	/// <returns></returns>
252	public string GetDocumentationKeywordIfExists(string word, bool fuzzyMatch)
253	{
254	if (ContainsKey(word)) return word;	150✔
255	if (!fuzzyMatch) return null;	2!
256
257	//try the singular if we didn't match the plural
258	if (word.EndsWith("s"))	2!
259	{
UNCOV 260	word = word.TrimEnd('s');	×
UNCOV 261	if (ContainsKey(word)) return word;	×
262	}
263
264	word = $"I{word}";	2✔
265	return ContainsKey(word) ? word : null;	2!
266	}
267
268	/// <summary>
269	/// Formats a string read from xmldoc into paragraphs and gets rid of namespace prefixes introduced by cref="" notation.
270	/// </summary>
271	/// <param name="message"></param>
272	/// <returns></returns>
273	public static string FormatAsParagraphs(string message)
274	{
275	message = Regex.Replace(message, $"{Environment.NewLine}\\s*", Environment.NewLine + Environment.NewLine);	230✔
276	message = Regex.Replace(message, @"(\.?[A-z]{2,}\.)+([A-z]+)", m => m.Groups[2].Value);	306✔
277
278	return message;	230✔
279	}
280	}

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