private static void UpdateHref(HtmlAgilityPack.HtmlNode link, string attribute, IDocumentBuildContext context, string relativePath)
{
var key = link.GetAttributeValue(attribute, null);
string path;
if (RelativePath.TryGetPathWithoutWorkingFolderChar(key, out path))
{
var href = context.GetFilePath(key);
var anchor = link.GetAttributeValue("anchor", null);
if (href != null)
{
href = ((RelativePath)UpdateFilePath(href, relativePath)).UrlEncode();
if (!string.IsNullOrEmpty(anchor))
{
href += anchor;
link.Attributes.Remove("anchor");
}
link.SetAttributeValue(attribute, href);
}
else
{
Logger.LogWarning($"File {path} is not found in {relativePath}.");
// TODO: what to do if file path not exists?
// CURRENT: fallback to the original one
if (!string.IsNullOrEmpty(anchor))
{
path += anchor;
link.Attributes.Remove("anchor");
}
link.SetAttributeValue(attribute, path);
}
}
}
private static void UpdateHref(HtmlAgilityPack.HtmlNode link, string attribute, IDocumentBuildContext context, string relativePath)
{
var originalHref = link.GetAttributeValue(attribute, null);
var anchor = link.GetAttributeValue("anchor", null);
link.Attributes.Remove("anchor");
string href;
var path = TypeForwardedToRelativePath.TryParse(originalHref);
if (path?.IsFromWorkingFolder() == true)
{
var targetPath = (TypeForwardedToRelativePath)context.GetFilePath(path.UrlDecode());
if (targetPath != null)
{
href = (targetPath.RemoveWorkingFolder() - (TypeForwardedToRelativePath)relativePath).UrlEncode();
}
else
{
Logger.LogWarning($"File {path} is not found in {relativePath}.");
// TODO: what to do if file path not exists?
// CURRENT: fallback to the original one
href = (path.UrlDecode().RemoveWorkingFolder() - (TypeForwardedToRelativePath)relativePath).UrlEncode();
}
link.SetAttributeValue(attribute, href + anchor);
}
}
/// <summary>
/// Prepare tables
/// </summary>
/// <param name="html"></param>
/// <returns></returns>
private void PrepareTables(HtmlAgilityPack.HtmlDocument wordDoc)
{
List <HtmlAgilityPack.HtmlNode> tables = wordDoc.DocumentNode.Descendants().
Where(node => node.OriginalName.Equals("table")).ToList <HtmlAgilityPack.HtmlNode>();
for (int i = 0; i < tables.Count; i++)
{
HtmlAgilityPack.HtmlNode table = tables[i];
table.Attributes.RemoveAll();
table.SetAttributeValue("border", "1");
table.SetAttributeValue("cellspacing", "0");
table.SetAttributeValue("cellpadding", "0");
table.SetAttributeValue("style", "border-collapse:collapse;border:none;");
table.SetAttributeValue("width", "100%");
List <HtmlAgilityPack.HtmlNode> rows = table.Descendants().
Where(node => node.OriginalName.Equals("tr")).ToList <HtmlAgilityPack.HtmlNode>();
for (int j = 0; j < rows.Count; j++)
{
HtmlAgilityPack.HtmlNode row = rows[j];
row.Attributes.RemoveAll();
List <HtmlAgilityPack.HtmlNode> columns = row.Descendants().
Where(node => node.OriginalName.Equals("td")).ToList <HtmlAgilityPack.HtmlNode>();
for (int k = 0; k < columns.Count; k++)
{
HtmlAgilityPack.HtmlNode column = columns[k];
column.Attributes.RemoveAll();
column.SetAttributeValue("valign", "top");
string width = string.Format("{0}%", 100 / columns.Count);
column.SetAttributeValue("width", width);
}
}
}
}
private static void UpdateSrc(HtmlAgilityPack.HtmlNode link, Dictionary <string, string> map, Func <string, string> updater)
{
string attribute = "src";
var key = link.GetAttributeValue(attribute, null);
string path;
if (PathUtility.TryGetPathFromWorkingFolder(key, out path))
{
string xrefValue;
if (map.TryGetValue(key, out xrefValue))
{
xrefValue = updater(xrefValue);
link.SetAttributeValue(attribute, xrefValue);
}
else
{
Logger.LogWarning($"File {path} is not found.");
// TODO: what to do if file path not exists?
// CURRENT: fallback to the original one
link.SetAttributeValue(attribute, path);
}
}
}
private static void UpdateHref(HtmlAgilityPack.HtmlNode link, Dictionary <string, string> map, Func <string, string> updater)
{
string attribute = "href";
var key = link.GetAttributeValue(attribute, null);
string path;
if (PathUtility.TryGetPathFromWorkingFolder(key, out path))
{
string href;
// For href, # may be appended, remove # before search file from map
var anchorIndex = key.IndexOf("#");
var anchor = string.Empty;
if (anchorIndex == 0)
{
return;
}
if (anchorIndex > 0)
{
anchor = key.Substring(anchorIndex);
key = key.Remove(anchorIndex);
}
if (map.TryGetValue(key, out href))
{
href = updater(href);
href += anchor;
link.SetAttributeValue(attribute, href);
}
else
{
Logger.LogWarning($"File {path} is not found.");
// TODO: what to do if file path not exists?
// CURRENT: fallback to the original one
link.SetAttributeValue(attribute, path);
}
}
}
private static void UpdateHref(HtmlAgilityPack.HtmlNode link, string attribute, IDocumentBuildContext context, string relativePath)
{
var key = link.GetAttributeValue(attribute, null);
string path;
if (PathUtility.TryGetPathFromWorkingFolder(key, out path))
{
string href;
// For href, # may be appended, remove # before search file from map
var anchorIndex = key.IndexOf("#");
var anchor = string.Empty;
if (anchorIndex == 0)
{
return;
}
if (anchorIndex > 0)
{
anchor = key.Substring(anchorIndex);
key = key.Remove(anchorIndex);
}
href = context.GetFilePath(HttpUtility.UrlDecode(key));
if (href != null)
{
href = ((RelativePath)UpdateFilePath(href, relativePath)).UrlEncode();
href += anchor;
link.SetAttributeValue(attribute, href);
}
else
{
Logger.LogWarning($"File {path} is not found in {relativePath}.");
// TODO: what to do if file path not exists?
// CURRENT: fallback to the original one
link.SetAttributeValue(attribute, path);
}
}
}
private void UpdateHref(HtmlAgilityPack.HtmlNode link, string attribute, IDocumentBuildContext context, string sourceFilePath, string destFilePath)
{
var originalHref = link.GetAttributeValue(attribute, null);
var anchor = link.GetAttributeValue("anchor", null);
link.Attributes.Remove("anchor");
var originalPath = UriUtility.GetPath(originalHref);
var path = RelativePath.TryParse(originalPath);
if (path == null)
{
return;
}
var fli = new FileLinkInfo
{
FromFileInSource = sourceFilePath,
FromFileInDest = destFilePath,
};
if (path.IsFromWorkingFolder())
{
var targetInSource = path.UrlDecode();
fli.ToFileInSource = targetInSource.RemoveWorkingFolder();
fli.ToFileInDest = RelativePath.GetPathWithoutWorkingFolderChar(context.GetFilePath(targetInSource));
fli.FileLinkInSource = targetInSource - (RelativePath)sourceFilePath;
if (fli.ToFileInDest != null)
{
var resolved = (RelativePath)fli.ToFileInDest - (RelativePath)destFilePath;
fli.FileLinkInDest = resolved;
fli.Href = resolved.UrlEncode();
}
else
{
fli.Href = (targetInSource.RemoveWorkingFolder() - ((RelativePath)sourceFilePath).RemoveWorkingFolder()).UrlEncode();
}
}
else
{
fli.FileLinkInSource = path.UrlDecode();
fli.ToFileInSource = ((RelativePath)sourceFilePath + path).RemoveWorkingFolder();
fli.FileLinkInDest = fli.FileLinkInSource;
fli.Href = originalPath;
}
var href = _settings.HrefGenerator?.GenerateHref(fli) ?? fli.Href;
link.SetAttributeValue(attribute, href + UriUtility.GetQueryString(originalHref) + (anchor ?? UriUtility.GetFragment(originalHref)));
}
/// <summary>
/// Prepare images
/// </summary>
/// <param name="wordDoc"></param>
/// <param name="folderName"></param>
private void PrepareImages(HtmlAgilityPack.HtmlDocument wordDoc, string folderName)
{
List <HtmlAgilityPack.HtmlNode> images = wordDoc.DocumentNode.Descendants().
Where(node => node.OriginalName.Equals("img")).ToList <HtmlAgilityPack.HtmlNode>();
for (int i = 0; i < images.Count; i++)
{
HtmlAgilityPack.HtmlNode image = images[i];
string src = image.GetAttributeValue("src", string.Empty);
byte[] data;
using (System.Net.WebClient client = new System.Net.WebClient())
{
client.Credentials = System.Net.CredentialCache.DefaultCredentials;
data = client.DownloadData(src);
}
string imageSrc = folderName + "\\" + i + Path.GetExtension(src);
File.WriteAllBytes(imageSrc, data);
image.SetAttributeValue("src", imageSrc);
}
}
/// <summary>
/// Prepare Html
/// </summary>
/// <param name="input"></param>
/// <param name="output"></param>
private void PrepareHtml(HtmlAgilityPack.HtmlNode input, HtmlAgilityPack.HtmlNode output)
{
HtmlAgilityPack.HtmlNode parent = output;
switch (input.NodeType)
{
case HtmlAgilityPack.HtmlNodeType.Document:
break;
case HtmlAgilityPack.HtmlNodeType.Element:
if (!availableTags.Contains(input.OriginalName))
{
return;
}
if (input.OriginalName.Equals("img"))
{
output.AppendChild(input.CloneNode(true));
return;
}
parent = output.AppendChild(input.CloneNode(false));
string newStyle = string.Empty;
string style = input.GetAttributeValue("style", string.Empty);
string href = input.GetAttributeValue("href", string.Empty);
parent.Attributes.RemoveAll();
if (style != string.Empty)
{
foreach (string item in style.Split(';'))
{
if ((item.Contains("font-weight") && item.Contains("bold")) ||
(item.Contains("font-style") && item.Contains("italic")) ||
(item.Contains("text-decoration") && item.Contains("underline")))
{
newStyle += string.Format("{0};", item);
}
}
}
if (newStyle != string.Empty)
{
parent.SetAttributeValue("style", newStyle);
}
if (href != string.Empty)
{
parent.SetAttributeValue("href", href);
}
break;
case HtmlAgilityPack.HtmlNodeType.Text:
output.AppendChild(input.CloneNode(true));
return;
default:
return;
}
foreach (HtmlAgilityPack.HtmlNode child in input.ChildNodes)
{
PrepareHtml(child, parent);
}
}
