public static bool ContainsEmoji(string str)
{
if (string.IsNullOrEmpty(str))
{
return(false);
}
TextElementEnumerator elementEnumerator = StringInfo.GetTextElementEnumerator(str);
bool flag1 = elementEnumerator.MoveNext();
while (flag1)
{
string textElement1 = elementEnumerator.GetTextElement();
string hexString1 = BrowserNavigationService.ConvertToHexString(Encoding.BigEndianUnicode.GetBytes(textElement1));
if (hexString1 == "")
{
flag1 = elementEnumerator.MoveNext();
}
else
{
bool flag2 = true;
bool flag3 = BrowserNavigationService._flagsPrefixes.Contains(hexString1);
int elementIndex = elementEnumerator.ElementIndex;
if ((flag3 || BrowserNavigationService._modificatableSmiles.Contains(hexString1)) && elementEnumerator.MoveNext())
{
string textElement2 = elementEnumerator.GetTextElement();
string hexString2 = BrowserNavigationService.ConvertToHexString(Encoding.BigEndianUnicode.GetBytes(textElement2));
if (hexString2 == "" && elementEnumerator.MoveNext())
{
textElement2 = elementEnumerator.GetTextElement();
hexString2 = BrowserNavigationService.ConvertToHexString(Encoding.BigEndianUnicode.GetBytes(textElement2));
}
if (hexString2 != "" && (flag3 || BrowserNavigationService._smilesModificators.Contains(hexString2)))
{
flag2 = false;
hexString1 += hexString2;
textElement1 += textElement2;
}
else
{
elementEnumerator.Reset();
elementEnumerator.MoveNext();
while (elementEnumerator.ElementIndex != elementIndex)
{
elementEnumerator.MoveNext();
}
}
}
if (flag2)
{
BrowserNavigationService.CheckRelationsSmiles(ref hexString1, ref elementEnumerator, ref textElement1);
}
if (Emoji.Dict.ContainsKey(hexString1))
{
return(true);
}
flag1 = elementEnumerator.MoveNext();
}
}
return(false);
}
private static void OnTextChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
RichTextBox text_block = d as RichTextBox;
if (text_block == null)
{
return;
}
bool disableHyperlinks = BrowserNavigationService.GetDisableHyperlinks((DependencyObject)text_block);
string textId = BrowserNavigationService.GetTextId((DependencyObject)text_block);
text_block.Blocks.Clear();
Paragraph par = new Paragraph();
string s = (string)e.NewValue;
if (string.IsNullOrEmpty(s))
{
return;
}
foreach (string str1 in BrowserNavigationService.ParseText(BrowserNavigationService.PreprocessTextForGroupBoardMentions(s)))
{
char[] chArray = new char[1] {
'\b'
};
string[] strArray = str1.Split(chArray);
if (strArray.Length == 1)
{
BrowserNavigationService.AddRawText(text_block, par, strArray[0]);
}
else if (strArray.Length > 1)
{
if (disableHyperlinks)
{
BrowserNavigationService.AddRawText(text_block, par, strArray[1]);
}
else
{
if (strArray[0].Contains(BrowserNavigationService._searchFeedPrefix))
{
int num = strArray[0].IndexOf(BrowserNavigationService._searchFeedPrefix) + BrowserNavigationService._searchFeedPrefix.Length;
string str2 = strArray[0].Substring(num);
strArray[0] = strArray[0].Substring(0, num) + WebUtility.UrlEncode(str2);
}
Hyperlink hyperlink = HyperlinkHelper.GenerateHyperlink(strArray[1], strArray[0], (Action <Hyperlink, string>)((h, navstr) =>
{
EventAggregator.Current.Publish((object)new HyperlinkClickedEvent()
{
HyperlinkOwnerId = textId
});
BrowserNavigationService.NavigateOnHyperlink(navstr);
}), text_block.Foreground);
par.Inlines.Add((Inline)hyperlink);
}
}
}
text_block.Blocks.Add((Block)par);
}
private void ParseLineExtended(string allText)
{
if (string.IsNullOrEmpty(allText))
{
return;
}
int startIndex = this.MAX_STR_LENGTH;
if (startIndex >= allText.Length)
{
startIndex = allText.Length - 1;
}
int num1 = allText.IndexOf(".", startIndex);
if (num1 >= 0 && num1 - startIndex < 200)
{
startIndex = num1;
}
else
{
int num2 = allText.IndexOf(' ', startIndex);
if (num2 >= 0 && num2 - startIndex < 100)
{
startIndex = num2;
}
}
while (startIndex + 1 < allText.Length && (int)allText[startIndex + 1] == 32)
{
++startIndex;
}
string str = allText.Substring(0, startIndex + 1);
RichTextBox textBlock = this.GetTextBlock();
BrowserNavigationService.SetText((DependencyObject)textBlock, str);
this.stackPanel.Children.Add((UIElement)textBlock);
allText = allText.Substring(startIndex + 1);
if (allText.Length <= 0)
{
return;
}
this.ParseLineExtended(allText);
}
private void ParseText(string value)
{
if (value == null)
{
value = "";
}
if (this.stackPanel == null)
{
return;
}
((PresentationFrameworkCollection <UIElement>)((Panel)this.stackPanel).Children).Clear();
if (this.CheckFitInMaxRenderHeight(value))
{
RichTextBox textBlock = this.GetTextBlock();
BrowserNavigationService.SetText((DependencyObject)textBlock, value);
this.stackPanel.Children.Add((UIElement)textBlock);
}
else
{
this.ParseLineExtended(value);
}
}
private RichTextBox GetTextBlock()
{
RichTextBox richTextBox = new RichTextBox();
richTextBox.Tap += new EventHandler <GestureEventArgs>(this.textBlock_Tap);
richTextBox.TextWrapping = this.TextWrapping;
if (this.LineHeight > 0.0)
{
richTextBox.LineStackingStrategy = LineStackingStrategy.BlockLineHeight;
richTextBox.LineHeight = this.LineHeight;
}
richTextBox.IsReadOnly = true;
richTextBox.FontSize = this.FontSize;
richTextBox.FontFamily = this.FontFamily;
richTextBox.HorizontalContentAlignment = this.HorizontalContentAlignment;
richTextBox.TextAlignment = this.TextAlignment;
richTextBox.Foreground = this.Foreground;
richTextBox.Padding = new Thickness(-12.0, 0.0, 0.0, 0.0);
BrowserNavigationService.SetDisableHyperlinks((DependencyObject)richTextBox, this.DisableHyperlinks);
BrowserNavigationService.SetTextId((DependencyObject)richTextBox, this.TextId);
return(richTextBox);
}
private RichTextBox GetTextBlock()
{
RichTextBox richTextBox = new RichTextBox();
((UIElement)richTextBox).Tap += (new EventHandler <System.Windows.Input.GestureEventArgs>(this.textBlock_Tap));
richTextBox.TextWrapping = this.TextWrapping;
if (this.LineHeight > 0.0)
{
richTextBox.LineStackingStrategy = ((LineStackingStrategy)1);
richTextBox.LineHeight = this.LineHeight;
}
richTextBox.IsReadOnly = true;
richTextBox.FontSize = base.FontSize;
richTextBox.FontFamily = base.FontFamily;
richTextBox.HorizontalContentAlignment = base.HorizontalContentAlignment;
richTextBox.TextAlignment = this.TextAlignment;
richTextBox.Foreground = base.Foreground;
richTextBox.Padding = (new Thickness(-12.0, 0.0, -12.0, 0.0));
BrowserNavigationService.SetDisableHyperlinks((DependencyObject)richTextBox, this.DisableHyperlinks);
BrowserNavigationService.SetTextId((DependencyObject)richTextBox, this.TextId);
BrowserNavigationService.SetHideHyperlinksForeground((DependencyObject)richTextBox, this.HideHyperlinksForeground);
return(richTextBox);
}
private static void CheckRelationsSmiles(ref string bytesStr, ref TextElementEnumerator textEnumerator, ref string text)
{
bool flag1 = true;
int elementIndex1 = textEnumerator.ElementIndex;
bool flag2 = bytesStr == "D83DDC68";
if ((flag2 || bytesStr == "D83DDC69") && textEnumerator.MoveNext())
{
string textElement1 = textEnumerator.GetTextElement();
string hexString1 = BrowserNavigationService.ConvertToHexString(Encoding.BigEndianUnicode.GetBytes(textElement1));
if (hexString1 == "" && textEnumerator.MoveNext())
{
textElement1 = textEnumerator.GetTextElement();
hexString1 = BrowserNavigationService.ConvertToHexString(Encoding.BigEndianUnicode.GetBytes(textElement1));
}
if (hexString1 == "2764" && textEnumerator.MoveNext())
{
string textElement2 = textEnumerator.GetTextElement();
string hexString2 = BrowserNavigationService.ConvertToHexString(Encoding.BigEndianUnicode.GetBytes(textElement2));
if (hexString2 == "" && textEnumerator.MoveNext())
{
textElement2 = textEnumerator.GetTextElement();
hexString2 = BrowserNavigationService.ConvertToHexString(Encoding.BigEndianUnicode.GetBytes(textElement2));
}
string str1 = "";
string str2 = "";
if (hexString2 == "D83DDC8B" && textEnumerator.MoveNext())
{
str1 = textElement2;
str2 = hexString2;
textElement2 = textEnumerator.GetTextElement();
hexString2 = BrowserNavigationService.ConvertToHexString(Encoding.BigEndianUnicode.GetBytes(textElement2));
if (hexString2 == "" && textEnumerator.MoveNext())
{
textElement2 = textEnumerator.GetTextElement();
hexString2 = BrowserNavigationService.ConvertToHexString(Encoding.BigEndianUnicode.GetBytes(textElement2));
}
}
if (flag2 && hexString2 == "D83DDC68" || !flag2 && hexString2 == "D83DDC69")
{
flag1 = false;
bytesStr = bytesStr + hexString1 + str2 + hexString2;
text = text + textElement1 + str1 + textElement2;
}
}
else if ((hexString1 == "D83DDC68" || hexString1 == "D83DDC69") && (!(bytesStr == "D83DDC69") || !(hexString1 == "D83DDC68")) && textEnumerator.MoveNext())
{
string textElement2 = textEnumerator.GetTextElement();
string hexString2 = BrowserNavigationService.ConvertToHexString(Encoding.BigEndianUnicode.GetBytes(textElement2));
if (hexString2 == "" && textEnumerator.MoveNext())
{
textElement2 = textEnumerator.GetTextElement();
hexString2 = BrowserNavigationService.ConvertToHexString(Encoding.BigEndianUnicode.GetBytes(textElement2));
}
if (hexString2 == "D83DDC67" || hexString2 == "D83DDC66")
{
bool flag3 = false;
int elementIndex2 = textEnumerator.ElementIndex;
flag1 = false;
if (textEnumerator.MoveNext())
{
string textElement3 = textEnumerator.GetTextElement();
string hexString3 = BrowserNavigationService.ConvertToHexString(Encoding.BigEndianUnicode.GetBytes(textElement3));
if (hexString3 == "" && textEnumerator.MoveNext())
{
textElement3 = textEnumerator.GetTextElement();
hexString3 = BrowserNavigationService.ConvertToHexString(Encoding.BigEndianUnicode.GetBytes(textElement3));
}
if ((hexString3 == "D83DDC67" || hexString3 == "D83DDC66") && (!(hexString2 == "D83DDC66") || !(hexString3 == "D83DDC67")))
{
flag3 = true;
bytesStr = bytesStr + hexString1 + hexString2 + hexString3;
text = text + textElement1 + textElement2 + textElement3;
}
else
{
textEnumerator.Reset();
textEnumerator.MoveNext();
while (textEnumerator.ElementIndex != elementIndex2)
{
textEnumerator.MoveNext();
}
}
}
if (!flag3)
{
bytesStr = bytesStr + hexString1 + hexString2;
text = text + textElement1 + textElement2;
}
}
}
}
if (!(textEnumerator.ElementIndex != elementIndex1 & flag1))
{
return;
}
textEnumerator.Reset();
textEnumerator.MoveNext();
while (textEnumerator.ElementIndex != elementIndex1)
{
textEnumerator.MoveNext();
}
}
private static void AddRawText(RichTextBox text_block, Paragraph par, string raw_text)
{
TextElementEnumerator elementEnumerator = StringInfo.GetTextElementEnumerator(raw_text);
StringBuilder stringBuilder = new StringBuilder();
bool flag1 = elementEnumerator.MoveNext();
while (flag1)
{
string textElement1 = elementEnumerator.GetTextElement();
string hexString1 = BrowserNavigationService.ConvertToHexString(Encoding.BigEndianUnicode.GetBytes(textElement1));
if (hexString1 == "")
{
flag1 = elementEnumerator.MoveNext();
}
else
{
bool flag2 = true;
bool flag3 = BrowserNavigationService._flagsPrefixes.Contains(hexString1);
int elementIndex = elementEnumerator.ElementIndex;
if ((flag3 || BrowserNavigationService._modificatableSmiles.Contains(hexString1)) && elementEnumerator.MoveNext())
{
string textElement2 = elementEnumerator.GetTextElement();
string hexString2 = BrowserNavigationService.ConvertToHexString(Encoding.BigEndianUnicode.GetBytes(textElement2));
if (hexString2 == "" && elementEnumerator.MoveNext())
{
textElement2 = elementEnumerator.GetTextElement();
hexString2 = BrowserNavigationService.ConvertToHexString(Encoding.BigEndianUnicode.GetBytes(textElement2));
}
if (hexString2 != "" && (flag3 || BrowserNavigationService._smilesModificators.Contains(hexString2)))
{
flag2 = false;
hexString1 += hexString2;
textElement1 += textElement2;
}
else
{
elementEnumerator.Reset();
elementEnumerator.MoveNext();
while (elementEnumerator.ElementIndex != elementIndex)
{
elementEnumerator.MoveNext();
}
}
}
if (flag2)
{
BrowserNavigationService.CheckRelationsSmiles(ref hexString1, ref elementEnumerator, ref textElement1);
}
string name;
Emoji.Dict.TryGetValue(hexString1, out name);
if (name != null)
{
string text = stringBuilder.ToString();
stringBuilder = stringBuilder.Clear();
if (text != string.Empty)
{
((PresentationFrameworkCollection <Inline>)par.Inlines).Add((Inline)BrowserNavigationService.GetRunWithStyle(text, text_block));
}
((PresentationFrameworkCollection <Inline>)par.Inlines).Add((Inline)BrowserNavigationService.GetImage(name));
}
else
{
stringBuilder = stringBuilder.Append(textElement1);
}
flag1 = elementEnumerator.MoveNext();
}
}
string text1 = stringBuilder.ToString();
if (!(text1 != string.Empty))
{
return;
}
((PresentationFrameworkCollection <Inline>)par.Inlines).Add((Inline)BrowserNavigationService.GetRunWithStyle(text1, text_block));
}
private static void OnTextChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
RichTextBox text_block = d as RichTextBox;
if (text_block == null)
{
return;
}
bool disableHyperlinks = BrowserNavigationService.GetDisableHyperlinks((DependencyObject)text_block);
string textId = BrowserNavigationService.GetTextId((DependencyObject)text_block);
bool hyperlinksForeground = BrowserNavigationService.GetHideHyperlinksForeground((DependencyObject)text_block);
((PresentationFrameworkCollection <Block>)text_block.Blocks).Clear();
Paragraph par = new Paragraph();
// ISSUE: explicit reference operation
string newValue = (string)e.NewValue;
if (string.IsNullOrEmpty(newValue))
{
return;
}
foreach (string str1 in BrowserNavigationService.ParseText(BrowserNavigationService.PreprocessTextForGroupBoardMentions(newValue)))
{
string[] innerSplit = str1.Split('\b');
if (innerSplit.Length == 1)
{
BrowserNavigationService.AddRawText(text_block, par, innerSplit[0]);
}
else if (innerSplit.Length > 1)
{
if (disableHyperlinks)
{
BrowserNavigationService.AddRawText(text_block, par, innerSplit[1]);
}
else
{
if (innerSplit[0].Contains(BrowserNavigationService._searchFeedPrefix))
{
int num = innerSplit[0].IndexOf(BrowserNavigationService._searchFeedPrefix) + BrowserNavigationService._searchFeedPrefix.Length;
string str2 = innerSplit[0].Substring(num);
innerSplit[0] = innerSplit[0].Substring(0, num) + WebUtility.UrlEncode(str2);
}
Hyperlink hyperlink = HyperlinkHelper.GenerateHyperlink(innerSplit[1], innerSplit[0], (Action <Hyperlink, string>)((h, navstr) =>
{
EventAggregator.Current.Publish(new HyperlinkClickedEvent()
{
HyperlinkOwnerId = textId
});
if (!string.IsNullOrEmpty(textId))
{
string str = navstr;
if (innerSplit.Length > 2)
{
str = str.Replace("https://", "vkontakte://");
}
EventAggregator.Current.Publish(new PostInteractionEvent()
{
PostId = textId,
Action = PostInteractionAction.link_click,
Link = str
});
}
BrowserNavigationService.NavigateOnHyperlink(navstr);
}), ((Control)text_block).Foreground, hyperlinksForeground ? HyperlinkState.MatchForeground : HyperlinkState.Normal);
((PresentationFrameworkCollection <Inline>)par.Inlines).Add((Inline)hyperlink);
}
}
}
((PresentationFrameworkCollection <Block>)text_block.Blocks).Add((Block)par);
}
