/// <summary>
/// Takes action on the selected string in the editor using
/// predefined commands.
/// </summary>
/// <param name="action"></param>
/// <param name="input"></param>
/// <param name="style"></param>
/// <returns></returns>
public string MarkupMarkdown(string action, string input, string style = null)
{
if (string.IsNullOrEmpty(action))
{
return(input);
}
action = action.ToLower();
// check for insert actions that don't require a pre selection
if (string.IsNullOrEmpty(input) && !StringUtils.Inlist(action, new string[] { "image", "href", "code", "emoji" }))
{
return(null);
}
string html = input;
if (action == "bold")
{
html = "**" + input + "**";
}
else if (action == "italic")
{
html = "*" + input + "*";
}
else if (action == "small")
{
html = "<small>" + input + "</small>";
}
else if (action == "underline")
{
html = "<u>" + input + "</u>";
}
else if (action == "strikethrough")
{
html = "~~" + input + "~~";
}
else if (action == "inlinecode")
{
html = "`" + input + "`";
}
else if (action == "h1")
{
html = "# " + input;
}
else if (action == "h2")
{
html = "## " + input;
}
else if (action == "h3")
{
html = "### " + input;
}
else if (action == "h4")
{
html = "#### " + input;
}
else if (action == "h5")
{
html = "##### " + input;
}
else if (action == "quote")
{
StringBuilder sb = new StringBuilder();
var lines = StringUtils.GetLines(input);
foreach (var line in lines)
{
sb.AppendLine("> " + line);
}
html = sb.ToString();
}
else if (action == "list")
{
StringBuilder sb = new StringBuilder();
var lines = StringUtils.GetLines(input);
foreach (var line in lines)
{
sb.AppendLine("* " + line);
}
html = sb.ToString();
}
else if (action == "numberlist")
{
StringBuilder sb = new StringBuilder();
var lines = StringUtils.GetLines(input);
int ct = 0;
foreach (var line in lines)
{
ct++;
sb.AppendLine($"{ct}. " + line);
}
html = sb.ToString();
}
else if (action == "emoji")
{
var form = new EmojiWindow();
form.Owner = Window;
form.ShowDialog();
if (form.Cancelled)
{
return(input);
}
html = form.EmojiString;
}
else if (action == "href")
{
var form = new PasteHref()
{
Owner = Window,
LinkText = input,
MarkdownFile = MarkdownDocument.Filename
};
// check for links in input or on clipboard
string link = input;
if (string.IsNullOrEmpty(link))
{
link = Clipboard.GetText();
}
if (!(input.StartsWith("http:") || input.StartsWith("https:") || input.StartsWith("mailto:") || input.StartsWith("ftp:")))
{
link = string.Empty;
}
form.Link = link;
bool?res = form.ShowDialog();
if (res != null && res.Value)
{
if (form.IsExternal)
{
html = $"<a href=\"{form.Link}\" target=\"_blank\">{form.LinkText}</a>";
}
else
{
html = $"[{form.LinkText}]({form.Link})";
}
}
}
else if (action == "image")
{
var form = new PasteImageWindow(Window)
{
ImageText = input,
MarkdownFile = MarkdownDocument.Filename
};
// check for links in input or on clipboard
string link = input;
if (string.IsNullOrEmpty(link))
{
link = Clipboard.GetText();
}
if (!(input.StartsWith("http:") || input.StartsWith("https:") || input.StartsWith("mailto:") || input.StartsWith("ftp:")))
{
link = string.Empty;
}
if (input.Contains(".png") || input.Contains(".jpg") || input.Contains(".gif"))
{
link = input;
}
form.Image = link;
bool?res = form.ShowDialog();
if (res != null && res.Value)
{
var image = form.Image;
if (!image.StartsWith("data:image/"))
{
html = $"";
}
else
{
var id = "image_ref_" + DataUtils.GenerateUniqueId();
dynamic pos = AceEditor.getCursorPosition(false);
dynamic scroll = AceEditor.getscrolltop(false);
// the ID tag
html = $"\r\n\r\n[{id}]: {image}\r\n";
// set selction position to bottom of document
AceEditor.gotoBottom(false);
SetSelection(html);
// reset the selection point
AceEditor.setcursorposition(pos); //pos.column,pos.row);
if (scroll != null)
{
AceEditor.setscrolltop(scroll);
}
WindowUtilities.DoEvents();
html = $"![{form.ImageText}][{id}]";
}
}
}
else if (action == "code")
{
var form = new PasteCode();
form.Owner = Window;
form.Code = input;
form.CodeLanguage = "csharp";
bool?res = form.ShowDialog();
if (res != null && res.Value)
{
html = "```" + form.CodeLanguage + "\r\n" +
form.Code.Trim() + "\r\n" +
"```\r\n";
}
}
else
{
// allow addins to handle custom actions
string addinAction = AddinManager.Current.RaiseOnEditorCommand(action, input);
if (!string.IsNullOrEmpty(addinAction))
{
html = addinAction;
}
}
return(html);
}
public string EditorSelectionOperation(string action, string text)
{
if (action == "image")
{
string label = StringUtils.ExtractString(text, "![", "]");
string link = StringUtils.ExtractString(text, "](", ")");
var form = new PasteImageWindow(Window)
{
Image = link,
ImageText = label
};
form.SetImagePreview();
bool? res = form.ShowDialog();
string html = null;
if (res != null && res.Value)
{
var image = form.Image;
if (!image.StartsWith("data:image/"))
{
html = $"";
}
else
{
var id = "image_ref_" + DataUtils.GenerateUniqueId();
dynamic pos = AceEditor.getCursorPosition(false);
dynamic scroll = AceEditor.getscrolltop(false);
// the ID tag
html = $"\r\n\r\n[{id}]: {image}\r\n";
// set selction position to bottom of document
AceEditor.gotoBottom(false);
SetSelection(html);
// reset the selection point
AceEditor.setcursorposition(pos); //pos.column,pos.row);
if (scroll != null)
{
AceEditor.setscrolltop(scroll);
}
WindowUtilities.DoEvents();
html = $"![{form.ImageText}][{id}]";
}
if (!string.IsNullOrEmpty(html))
{
SetSelection(html);
PreviewMarkdownCallback();
}
}
}
else if (action == "link")
{
MessageBox.Show("Link to Edit", text);
}
else if (action == "code")
{
MessageBox.Show("Link to Edit", text);
}
return(null);
}