public void DiffHTML()
{
WikiDiff d = new WikiDiff();
string diffResult = d.GetDiff(@"A1
A2", @"A1
A2", 2);
Assert.AreEqual(@"", diffResult, "No HTML when no change");
diffResult = d.GetDiff(@"A1
A2", @"A1X
A2", 2).Replace(System.Environment.NewLine, " ");
diffResult = Regex.Replace(diffResult, @"\s+", " ");
Assert.AreEqual(@"<tr onclick='window.external.GoTo(0)'> <td colspan='2' class='diff-lineno'>Line 1:</td> <td colspan='2' class='diff-lineno'>Line 1:</td> </tr><tr onclick='window.external.GoTo(0)' ondblclick='window.external.UndoChange(0,0)'> <td>-</td> <td class='diff-deletedline'><span class='diffchange'>A1</span> </td> <td>+</td> <td class='diff-addedline'><span class='diffchange'>A1X</span> </td> </tr><tr onclick='window.external.GoTo(1);'> <td class='diff-marker'> </td> <td class='diff-context'>A2</td> <td class='diff-marker'> </td> <td class='diff-context'>A2</td> </tr>", diffResult, "Standard case: first line changed");
diffResult = d.GetDiff(@"A1
A2", @"A1X
A2X", 2).Replace(System.Environment.NewLine, " ");
diffResult = Regex.Replace(diffResult, @"\s+", " ");
Assert.AreEqual(@"<tr onclick='window.external.GoTo(0)'> <td colspan='2' class='diff-lineno'>Line 1:</td> <td colspan='2' class='diff-lineno'>Line 1:</td> </tr><tr onclick='window.external.GoTo(0)' ondblclick='window.external.UndoChange(0,0)'> <td>-</td> <td class='diff-deletedline'><span class='diffchange'>A1</span> </td> <td>+</td> <td class='diff-addedline'><span class='diffchange'>A1X</span> </td> </tr><tr onclick='window.external.GoTo(1)' ondblclick='window.external.UndoChange(1,1)'> <td>-</td> <td class='diff-deletedline'><span class='diffchange'>A2</span> </td> <td>+</td> <td class='diff-addedline'><span class='diffchange'>A2X</span> </td> </tr>", diffResult, "Standard case: two lines changed");
diffResult = d.GetDiff(@"A1
A2", @"A1", 2).Replace(System.Environment.NewLine, " ");
diffResult = Regex.Replace(diffResult, @"\s+", " ");
Assert.AreEqual(@"<tr onclick='window.external.GoTo(0);'> <td class='diff-marker'> </td> <td class='diff-context'>A1</td> <td class='diff-marker'> </td> <td class='diff-context'>A1</td> </tr><tr> <td>-</td> <td class='diff-deletedline' onclick='window.external.GoTo(1)' ondblclick='window.external.UndoDeletion(1, 1)'>A2 </td> <td> </td> <td> </td> </tr>", diffResult, "Standard case: second line deleted");
}
public void C_OnArticleCacheReady(ArticleCache articleCache)
{
string text =
("<!DOCTYPE HTML PUBLIC \" -//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">"
+ "<html><head>" +
WikiDiff.DiffHead() + @"</head><body>"
+ WikiDiff.TableHeader +
Diff.GetDiff(articleCache.Article_WikiContent, articleCache.TranslatedArticle_Content, 2) +
"</table></body></html>");
try
{
if (InvokeMyWebBrowserEvent != null)
{
this.Invoke(InvokeMyWebBrowserEvent, text);
}
}
catch (Exception ex)
{
ErrorHandler.Handle(ex);
}
//GetDifferences(articleCache.Article_WikiContent, articleCache.TranslatedArticle_Content);
}
public static void GenerateAndSaveDiff(string beforeContent, string afterContent, string title, long id, string directory, string folderName)
{
beforeContent = beforeContent.Replace("\n", "\r\n");
afterContent = afterContent.Replace("\n", "\r\n");
var wikiDiff = new WikiDiff();
string diff = $"{WikiDiff.DiffHead()}</head><body>{WikiDiff.TableHeader}{wikiDiff.GetDiff(beforeContent, afterContent, 1)}</table></body></html>";
string filename = "Diff-" + id + "-" + title + ".txt"; //Set filename for this page
filename = SanitizeFilename(filename, '_');
string filePath = Path.Combine(directory, folderName, filename);
File.WriteAllText(filePath, diff);
}
public void GetDifferences(string originalText, string changedText)
{
try
{
webBrowser.BringToFront();
if (webBrowser.Document == null)
{
return;
}
webBrowser.Document.OpenNew(false);
if (changedText == originalText)
{
webBrowser.Document.Write(
@"<h2 style='padding-top: .5em;
padding-bottom: .17em;
border-bottom: 1px solid #aaa;
font-size: 150%;'>No changes</h2><p>Press the ""Source"" button to skip to write in Hindi and click on translate to Nepali to translate.</p>");
}
else
{
// when less than 10 edits show user help info on double click to undo etc.
webBrowser.Document.Write("<!DOCTYPE HTML PUBLIC \" -//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">"
+ "<html><head>" +
WikiDiff.DiffHead() + @"</head><body>"
+ WikiDiff.TableHeader +
Diff.GetDiff(originalText, changedText, 2) +
"</table>" + /*"<!--<script language='Javascript'>
* // Scroll part of the way into the table, disabled due to other interface problems
* diffNode=document.getElementById('wikiDiff');
* var diffTopY = 0;
* while(diffNode) {
* diffTopY += diffNode.offsetTop;
* diffNode = diffNode.offsetParent;
* }
* window.scrollTo(0, diffTopY);
* </script>-->"*/"</body></html>");
}
}
catch (Exception ex)
{
ErrorHandler.Handle(ex);
}
}
public void UndoDeletion()
{
WikiDiff d = new WikiDiff();
d.GetDiff(@"
A1
A2", @"A1
A2", 2);
Assert.AreEqual(@"
A1
A2", d.UndoDeletion(0, 0), "Undo of delete first blank line");
d = new WikiDiff();
d.GetDiff(@"A1
A2
", @"A1
A2", 2);
Assert.AreEqual(@"A1
A2
", d.UndoDeletion(2, 2), "Undo of delete last blank line");
}
