LPWeb/LPWeb20/RichtextEditor/server/SpellCheck.aspx

<%@ Page Language="C#" ClassName="PopUpSpell" AutoEventWireup="true" %>

<%@ Import Namespace="System.IO" %>
<%@ Import Namespace="NetSpell.SpellChecker" %>
<%@ Import Namespace="NetSpell.SpellChecker.Dictionary" %>

<script runat="server">

	NetSpell.SpellChecker.Spelling SpellChecker;
	NetSpell.SpellChecker.Dictionary.WordDictionary WordDictionary;

	string culture = "en-US";

	void Page_Load(object sender, EventArgs e)
	{
		// add client side events
		this.Suggestions.Attributes.Add("onchange", "changeWord(this);");

		this.SpellingBody.Attributes.Add("onload", "doinit('" + Guid.NewGuid().ToString() + "');");

		Replaced.Value = "";

		// load spell checker settings
		this.LoadValues();
		switch (this.SpellMode.Value)
		{
			case "start":
				this.EnableButtons();
				this.SpellChecker.SpellCheck();
				break;

			case "suggest":
				this.EnableButtons();
				break;

			case "load":
			case "end":
			default:
				this.DisableButtons();
				break;
		}

	}

	void Page_Init(object sender, EventArgs e)
	{

		if (Request.Params["Culture"] != null)
		{
			culture = Request.Params["Culture"];
		}

		// get dictionary from cache
		this.WordDictionary = (WordDictionary)HttpContext.Current.Cache["WordDictionary-" + culture];
		if (this.WordDictionary == null)
		{
			// if not in cache, create new
			this.WordDictionary = new NetSpell.SpellChecker.Dictionary.WordDictionary();
			this.WordDictionary.EnableUserFile = false;

			//getting folder for dictionaries
			string folderName = "";

			if (ConfigurationSettings.AppSettings["DictionaryFolder"] == null)
				folderName = this.MapPath("~/bin");
			else
			{
				folderName = ConfigurationSettings.AppSettings["DictionaryFolder"];
				folderName = this.MapPath(Path.Combine(Request.ApplicationPath, folderName));
			}

			this.WordDictionary.DictionaryFolder = folderName;

			// check if a dictionary exists for the culture, if so load it
			string cultureDictionary = String.Concat(culture, ".dic");
			if (File.Exists(folderName + "\\" + cultureDictionary))
			{
				this.WordDictionary.DictionaryFile = cultureDictionary;
			}
			else
			{
				this.WordDictionary.DictionaryFile = "en-US.dic";
			}

			//load and initialize the dictionary
			this.WordDictionary.Initialize();

			// Store the Dictionary in cache
			HttpContext.Current.Cache.Insert("WordDictionary-" + culture, this.WordDictionary, new CacheDependency(Path.Combine(folderName, this.WordDictionary.DictionaryFile)));
		}

		// create spell checker
		this.SpellChecker = new NetSpell.SpellChecker.Spelling();
		this.SpellChecker.ShowDialog = false;
		this.SpellChecker.Dictionary = this.WordDictionary;

		// adding events
		this.SpellChecker.MisspelledWord += new NetSpell.SpellChecker.Spelling.MisspelledWordEventHandler(this.SpellChecker_MisspelledWord);
		this.SpellChecker.EndOfText += new NetSpell.SpellChecker.Spelling.EndOfTextEventHandler(this.SpellChecker_EndOfText);
		this.SpellChecker.DoubledWord += new NetSpell.SpellChecker.Spelling.DoubledWordEventHandler(this.SpellChecker_DoubledWord);
	}

	void SpellChecker_DoubledWord(object sender, NetSpell.SpellChecker.SpellingEventArgs e)
	{
		this.SaveValues();
		this.CurrentWord.Text = this.SpellChecker.CurrentWord;
		this.Suggestions.Items.Clear();
		this.ReplacementWord.Text = string.Empty;
		this.SpellMode.Value = "suggest";
		this.StatusText.Text = string.Format("Word: {0} of {1}", this.SpellChecker.WordIndex + 1, this.SpellChecker.WordCount);
	}

	void SpellChecker_EndOfText(object sender, System.EventArgs e)
	{
		this.SaveValues();
		this.SpellMode.Value = "end";
		this.DisableButtons();
		this.StatusText.Text = string.Format("Word: {0} of {1}", this.SpellChecker.WordIndex + 1, this.SpellChecker.WordCount);
	}

	bool IsUnderscores(string word)
	{
		foreach (char c in word)
		{
			if (c != '_')
				return false;
		}
		return true;
	}
	bool IsValidWord(string word)
	{
		if (IsUnderscores(word))
			return true;

		return false;
	}

	void SpellChecker_MisspelledWord(object sender, NetSpell.SpellChecker.SpellingEventArgs e)
	{
		if (IsValidWord(this.SpellChecker.CurrentWord))
		{
			this.SpellChecker.IgnoreWord();
			this.SpellChecker.SpellCheck();
			return;
		}

		this.SaveValues();
		this.CurrentWord.Text = this.SpellChecker.CurrentWord;
		this.SpellChecker.Suggest();
		this.Suggestions.DataSource = this.SpellChecker.Suggestions;
		this.Suggestions.DataBind();
		string ua = HttpContext.Current.Request.UserAgent;
		if (ua == null) ua = "";
		else ua = ua.ToLower();
		bool _isSafari3 = false;
		if (ua.IndexOf("safari") != -1)
		{
			string minorversion = ua.Substring(ua.IndexOf("safari/") + 7, 3);
			if (Convert.ToInt32(minorversion) >= 522)
				_isSafari3 = true;
		}
		if (!_isSafari3)
			this.ReplacementWord.Text = string.Empty;
		this.SpellMode.Value = "suggest";
		this.StatusText.Text = string.Format("Word: {0} of {1}", this.SpellChecker.WordIndex + 1, this.SpellChecker.WordCount);
	}

	void EnableButtons()
	{
		this.IgnoreButton.Enabled = true;
		this.IgnoreAllButton.Enabled = true;
		this.AddButton.Enabled = true;
		this.ReplaceButton.Enabled = true;
		this.ReplaceAllButton.Enabled = true;
		this.ReplacementWord.Enabled = true;
		this.Suggestions.Enabled = true;
	}

	void DisableButtons()
	{
		this.IgnoreButton.Enabled = false;
		this.IgnoreAllButton.Enabled = false;
		this.AddButton.Enabled = false;
		this.ReplaceButton.Enabled = false;
		this.ReplaceAllButton.Enabled = false;
		this.ReplacementWord.Enabled = false;
		this.Suggestions.Enabled = false;
	}

	void SaveValues()
	{
		this.CurrentText.Value = Server.HtmlEncode(this.SpellChecker.Text);
		this.WordIndex.Value = this.SpellChecker.WordIndex.ToString();

		// save ignore words
		string[] ignore = (string[])this.SpellChecker.IgnoreList.ToArray(typeof(string));

		this.IgnoreList.Value = String.Join("|", ignore);

		// save replace words
		ArrayList tempArray = new ArrayList(this.SpellChecker.ReplaceList.Keys);
		string[] replaceKey = (string[])tempArray.ToArray(typeof(string));

		this.ReplaceKeyList.Value = String.Join("|", replaceKey);
		tempArray = new ArrayList(this.SpellChecker.ReplaceList.Values);

		string[] replaceValue = (string[])tempArray.ToArray(typeof(string));

		this.ReplaceValueList.Value = String.Join("|", replaceValue);

		// saving user words
		tempArray = new ArrayList(this.SpellChecker.Dictionary.UserWords.Keys);

		string[] userWords = (string[])tempArray.ToArray(typeof(string));

		Response.Cookies["UserWords"].Value = String.Join("|", userWords); ;
		Response.Cookies["UserWords"].Path = "/";
		Response.Cookies["UserWords"].Expires = DateTime.Now.AddMonths(1);
	}

	void LoadValues()
	{
		if (this.CurrentText.Value.Length > 0)
		{
			this.SpellChecker.Text = Server.HtmlDecode(this.CurrentText.Value);
		}

		if (this.WordIndex.Value.Length > 0)
			this.SpellChecker.WordIndex = int.Parse(this.WordIndex.Value);

		// restore ignore list
		if (this.IgnoreList.Value.Length > 0)
		{
			this.SpellChecker.IgnoreList.Clear();
			this.SpellChecker.IgnoreList.AddRange(this.IgnoreList.Value.Split('|'));
		}

		// restore replace list
		if (this.ReplaceKeyList.Value.Length > 0 && this.ReplaceValueList.Value.Length > 0)
		{
			string[] replaceKeys = this.ReplaceKeyList.Value.Split('|');
			string[] replaceValues = this.ReplaceValueList.Value.Split('|');

			this.SpellChecker.ReplaceList.Clear();
			if (replaceKeys.Length == replaceValues.Length)
			{
				for (int i = 0; i < replaceKeys.Length; i++)
				{
					if (replaceKeys[i].Length > 0)
						this.SpellChecker.ReplaceList.Add(replaceKeys[i], replaceValues[i]);
				}
			}
		}

		// restore user words
		this.SpellChecker.Dictionary.UserWords.Clear();
		if (Request.Cookies["UserWords"] != null)
		{
			string[] userWords = Request.Cookies["UserWords"].Value.Split('|');

			for (int i = 0; i < userWords.Length; i++)
			{
				if (userWords[i].Length > 0)
					this.SpellChecker.Dictionary.UserWords.Add(userWords[i], userWords[i]);
			}
		}
	}

	void IgnoreButton_Click(object sender, EventArgs e)
	{
		this.SpellChecker.IgnoreWord();
		this.SpellChecker.SpellCheck();
	}

	void IgnoreAllButton_Click(object sender, EventArgs e)
	{
		this.SpellChecker.IgnoreAllWord();
		this.SpellChecker.SpellCheck();
	}

	void AddButton_Click(object sender, EventArgs e)
	{
		try
		{
			this.SpellChecker.Dictionary.Add(this.SpellChecker.CurrentWord);
		}
		catch (Exception)
		{
		}
		this.SpellChecker.SpellCheck();
	}

	void ReplaceButton_Click(object sender, EventArgs e)
	{
		string rpl = this.ReplacementWord.Text;
		this.SpellChecker.ReplaceWord(rpl);
		this.CurrentText.Value = Server.HtmlDecode(this.SpellChecker.Text);
		this.SpellChecker.SpellCheck();
		if (this.CurrentWord.Text == rpl)
		{
			SpellChecker.IgnoreWord();
			this.SpellChecker.SpellCheck();
		}
		Replaced.Value = "ONCE";
	}

	void ReplaceAllButton_Click(object sender, EventArgs e)
	{
		this.SpellChecker.ReplaceAllWord(this.ReplacementWord.Text);
		this.CurrentText.Value = Server.HtmlDecode(this.SpellChecker.Text);
		this.SpellChecker.SpellCheck();
		Replaced.Value = "ALL";
	}

</script>

<html>
<head runat="server" id="Head1">
	<title>Spell Check</title>
	<link href="resx/spell.css" type="text/css" rel="stylesheet" />

	<script src="resx/spell.js" type="text/javascript"></script>

</head>
<body id="SpellingBody" style="margin: 0px;overflow:hidden;padding-top:12px;padding-left:20px;" runat="server">
	<form id="SpellingForm" name="SpellingForm" method="post" runat="server">
		<input id="WordIndex" type="hidden" value="0" name="WordIndex" runat="server" />
		<input id="CurrentText" type="hidden" name="CurrentText" runat="server" />
		<input id="IgnoreList" type="hidden" name="IgnoreList" runat="server" />
		<input id="ReplaceKeyList" type="hidden" name="ReplaceKeyList" runat="server" />
		<input id="ReplaceValueList" type="hidden" name="ReplaceValueList" runat="server" />
		<input id="ElementIndex" type="hidden" value="-1" name="ElementIndex" runat="server" />
		<input id="SpellMode" type="hidden" value="load" name="SpellMode" runat="server" />
		<input id="Replaced" type="hidden" value="" name="Replaced" runat="server" />
		<table cellspacing="0" cellpadding="2" border="0">
			<tr>
				<td style="width: 250px">
					<em>Word Not in Dictionary:</em>
				</td>
				<td>
					<asp:Button ID="IgnoreButton" OnClick="IgnoreButton_Click" runat="server" EnableViewState="False"
						Enabled="False" CssClass="button" Text="Ignore"></asp:Button>
				</td>
			</tr>
			<tr>
				<td>
					<asp:Label ID="CurrentWord" runat="server" Font-Bold="True" ForeColor="Red"></asp:Label></td>
				<td>
					<asp:Button ID="IgnoreAllButton" OnClick="IgnoreAllButton_Click" runat="server" EnableViewState="False"
						Enabled="False" CssClass="button" Text="Ignore All"></asp:Button>
				</td>
			</tr>
			<tr>
				<td>
					<em>Change To:</em>
				</td>
				<td>
					<p style="font-size: 1px;padding:0px;">
						&nbsp;</p>
				</td>
			</tr>
			<tr>
				<td>
					<asp:TextBox ID="ReplacementWord" runat="server" EnableViewState="False" Enabled="False"
						CssClass="suggestion" Columns="30" Width="230px"></asp:TextBox>
				</td>
				<td>
					<asp:Button ID="AddButton" OnClick="AddButton_Click" runat="server" EnableViewState="False"
						Enabled="False" CssClass="button" Text="Add"></asp:Button>
				</td>
			</tr>
			<tr>
				<td>
					<em>Suggestions:</em>
				</td>
				<td>
					<p style="font-size: 1px;padding:0px;">
						&nbsp;</p>
				</td>
			</tr>
			<tr>
				<td rowspan="5">
					<asp:ListBox ID="Suggestions" runat="server" EnableViewState="False" Enabled="False"
						CssClass="suggestion" Width="230px" Rows="8"></asp:ListBox>
				</td>
				<td>
					<asp:Button ID="ReplaceButton" OnClick="ReplaceButton_Click" runat="server" EnableViewState="False"
						Enabled="False" CssClass="button" Text="Replace"></asp:Button>
				</td>
			</tr>
			<tr>
				<td>
					<asp:Button ID="ReplaceAllButton" OnClick="ReplaceAllButton_Click" runat="server"
						EnableViewState="False" Enabled="False" CssClass="button" Text="Replace All"></asp:Button>
				</td>
			</tr>
			<tr>
				<td>
					<p style="font-size: 1px;padding:0px;">
						&nbsp;</p>
				</td>
			</tr>
			<tr>
				<td>
					<p style="font-size: 1px;padding:0px;">
						&nbsp;</p>
				</td>
			</tr>
			<tr>
				<td>
					<input class="button" id="btnCancel" onclick="closeWindow()" type="button" value="Cancel"
						name="btnCancel" />
				</td>
			</tr>
			<tr>
				<td colspan="2">
					<asp:Label ID="StatusText" runat="Server" ForeColor="DimGray" Font-Size="8pt">Loading
                                            ...</asp:Label></td>
			</tr>
		</table>
	</form>
</body>

<script type="text/javascript">

var editor=parent.rtespellcheckeditor;

document.getElementById("ReplaceButton").onclick=function()
{
	var rpl=document.getElementById("ReplacementWord").value;
	if(rpl)
	{
		var sel=editor.HtmlDecode(editor.GetRangePreviewHTML());
		var div=document.getElementById("CurrentWord");
		var txt=div.innerText||div.textContent||"";
		if(sel==txt)
		{
			editor.InsertText(rpl,true);
			return true;
		}
	}
	return false;
}

if(!parent.rtespellcheckdialog.movedtobegin)
{
	editor.MoveToDocumentBegin();
	parent.rtespellcheckdialog.movedtobegin=true;
}

function HighlightWord()
{
	var div=document.getElementById("CurrentWord");
	var txt=div.innerText||div.textContent||"";
	if(!txt)return;
	setTimeout(function()
	{
		editor.Focus();
		editor.FindNextText(txt,false,false);
	},222);
}


HighlightWord();


</script>

</html>