Modifica di un file

<title>Modifica di un file</title>
Modificare il file: <i>\FckEditor\dialog\fck_link\fck_link.js</i><br><form method=post action="edit.asp?action=save&dir=\FckEditor\dialog\fck_link&file=fck_link.js"><textarea name='content' style='width: 700px;' rows=20 cols=70>ï»¿/*
 * FCKeditor - The text editor for internet
 * Copyright (C) 2003-2006 Frederico Caldeira Knabben
 * 
 * Licensed under the terms of the GNU Lesser General Public License:
 * 		http://www.opensource.org/licenses/lgpl-license.php
 * 
 * For further information visit:
 * 		http://www.fckeditor.net/
 * 
 * &quot;Support Open Source software. What about a donation today?&quot;
 * 
 * File Name: fck_link.js
 * 	Scripts related to the Link dialog window (see fck_link.html).
 * 
 * File Authors:
 * 		Frederico Caldeira Knabben (fredck@fckeditor.net)
 * 		Dominik Pesch ?dom? (empty selection patch) (d.pesch@11com7.de)
 */

var oEditor		= window.parent.InnerDialogLoaded() ;
var FCK			= oEditor.FCK ;
var FCKLang		= oEditor.FCKLang ;
var FCKConfig	= oEditor.FCKConfig ;

//#### Dialog Tabs

// Set the dialog tabs.
window.parent.AddTab( 'Info', FCKLang.DlgLnkInfoTab ) ;

if ( !FCKConfig.LinkDlgHideTarget )
	window.parent.AddTab( 'Target', FCKLang.DlgLnkTargetTab, true ) ;

if ( FCKConfig.LinkUpload )
	window.parent.AddTab( 'Upload', FCKLang.DlgLnkUpload, true ) ;

if ( !FCKConfig.LinkDlgHideAdvanced )
	window.parent.AddTab( 'Advanced', FCKLang.DlgAdvancedTag ) ;

// Function called when a dialog tag is selected.
function OnDialogTabChange( tabCode )
{
	ShowE('divInfo'		, ( tabCode == 'Info' ) ) ;
	ShowE('divTarget'	, ( tabCode == 'Target' ) ) ;
	ShowE('divUpload'	, ( tabCode == 'Upload' ) ) ;
	ShowE('divAttribs'	, ( tabCode == 'Advanced' ) ) ;

	window.parent.SetAutoSize( true ) ;
}

//#### Regular Expressions library.
var oRegex = new Object() ;

oRegex.UriProtocol = new RegExp('') ;
oRegex.UriProtocol.compile( '^(((http|https|ftp|news):\/\/)|mailto:)', 'gi' ) ;

oRegex.UrlOnChangeProtocol = new RegExp('') ;
oRegex.UrlOnChangeProtocol.compile( '^(http|https|ftp|news)://(?=.)', 'gi' ) ;

oRegex.UrlOnChangeTestOther = new RegExp('') ;
//oRegex.UrlOnChangeTestOther.compile( '^(javascript:|#|/)', 'gi' ) ;
oRegex.UrlOnChangeTestOther.compile( '^((javascript:)|[#/\.])', 'gi' ) ; 

oRegex.ReserveTarget = new RegExp('') ;
oRegex.ReserveTarget.compile( '^_(blank|self|top|parent)$', 'i' ) ;

oRegex.PopupUri = new RegExp('') ;
oRegex.PopupUri.compile( &quot;^javascript:void\\(\\s*window.open\\(\\s*'([^']+)'\\s*,\\s*(?:'([^']*)'|null)\\s*,\\s*'([^']*)'\\s*\\)\\s*\\)\\s*$&quot; ) ;

oRegex.PopupFeatures = new RegExp('') ;
oRegex.PopupFeatures.compile( '(?:^|,)([^=]+)=(\\d+|yes|no)', 'gi' ) ;

//#### Parser Functions

var oParser = new Object() ;

oParser.ParseEMailUrl = function( emailUrl )
{
	// Initializes the EMailInfo object.
	var oEMailInfo = new Object() ;
	oEMailInfo.Address	= '' ;
	oEMailInfo.Subject	= '' ;
	oEMailInfo.Body		= '' ;

	var oParts = emailUrl.match( /^([^\?]+)\??(.+)?/ ) ;
	if ( oParts )
	{
		// Set the e-mail address.
		oEMailInfo.Address = oParts[1] ;

		// Look for the optional e-mail parameters.
		if ( oParts[2] )
		{
			var oMatch = oParts[2].match( /(^|&amp;)subject=([^&amp;]+)/i ) ;
			if ( oMatch ) oEMailInfo.Subject = unescape( oMatch[2] ) ;

			oMatch = oParts[2].match( /(^|&amp;)body=([^&amp;]+)/i ) ;
			if ( oMatch ) oEMailInfo.Body = unescape( oMatch[2] ) ;
		}
	}

	return oEMailInfo ;
}

oParser.CreateEMailUri = function( address, subject, body )
{
	var sBaseUri = 'mailto:' + address ;

	var sParams = '' ;

	if ( subject.length &gt; 0 )
		sParams = '?subject=' + escape( subject ) ;

	if ( body.length &gt; 0 )
	{
		sParams += ( sParams.length == 0 ? '?' : '&amp;' ) ;
		sParams += 'body=' + escape( body ) ;
	}

	return sBaseUri + sParams ;
}

//#### Initialization Code

// oLink: The actual selected link in the editor.
var oLink = FCK.Selection.MoveToAncestorNode( 'A' ) ;
if ( oLink )
	FCK.Selection.SelectNode( oLink ) ;

window.onload = function()
{
	// Translate the dialog box texts.
	oEditor.FCKLanguageManager.TranslatePage(document) ;

	// Fill the Anchor Names and Ids combos.
	LoadAnchorNamesAndIds() ;

	// Load the selected link information (if any).
	LoadSelection() ;

	// Update the dialog box.
	SetLinkType( GetE('cmbLinkType').value ) ;

	// Show/Hide the &quot;Browse Server&quot; button.
	GetE('divBrowseServer').style.display = FCKConfig.LinkBrowser ? '' : 'none' ;

	// Show the initial dialog content.
	GetE('divInfo').style.display = '' ;

	// Set the actual uploader URL.
	if ( FCKConfig.LinkUpload )
		GetE('frmUpload').action = FCKConfig.LinkUploadURL ;

	// Activate the &quot;OK&quot; button.
	window.parent.SetOkButton( true ) ;
}

var bHasAnchors ;

function LoadAnchorNamesAndIds()
{
	// Since version 2.0, the anchors are replaced in the DOM by IMGs so the user see the icon 
	// to edit them. So, we must look for that images now.
	var aAnchors = new Array() ;
	
	var oImages = oEditor.FCK.EditorDocument.getElementsByTagName( 'IMG' ) ;
	for( var i = 0 ; i &lt; oImages.length ; i++ )
	{
		if ( oImages[i].getAttribute('_fckanchor') )
			aAnchors[ aAnchors.length ] = oEditor.FCK.GetRealElement( oImages[i] ) ;
	}
	
	var aIds = oEditor.FCKTools.GetAllChildrenIds( oEditor.FCK.EditorDocument.body ) ;

	bHasAnchors = ( aAnchors.length &gt; 0 || aIds.length &gt; 0 ) ;

	for ( var i = 0 ; i &lt; aAnchors.length ; i++ )
	{
		var sName = aAnchors[i].name ;
		if ( sName &amp;&amp; sName.length &gt; 0 )
			oEditor.FCKTools.AddSelectOption( GetE('cmbAnchorName'), sName, sName ) ;
	}

	for ( var i = 0 ; i &lt; aIds.length ; i++ )
	{
		oEditor.FCKTools.AddSelectOption( GetE('cmbAnchorId'), aIds[i], aIds[i] ) ;
	}

	ShowE( 'divSelAnchor'	, bHasAnchors ) ;
	ShowE( 'divNoAnchor'	, !bHasAnchors ) ;
}

function LoadSelection()
{
	if ( !oLink ) return ;

	var sType = 'url' ;

	// Get the actual Link href.
	var sHRef = oLink.getAttribute( '_fcksavedurl' ) ;
	if ( sHRef == null )
		sHRef = oLink.getAttribute( 'href' , 2 ) + '' ;
	
	// Look for a popup javascript link.
	var oPopupMatch = oRegex.PopupUri.exec( sHRef ) ;
	if( oPopupMatch )
	{
		GetE('cmbTarget').value = 'popup' ;
		sHRef = oPopupMatch[1] ;
		FillPopupFields( oPopupMatch[2], oPopupMatch[3] ) ;
		SetTarget( 'popup' ) ;
	}

	// Search for the protocol.
	var sProtocol = oRegex.UriProtocol.exec( sHRef ) ;

	if ( sProtocol )
	{
		sProtocol = sProtocol[0].toLowerCase() ;
		GetE('cmbLinkProtocol').value = sProtocol ;

		// Remove the protocol and get the remainig URL.
		var sUrl = sHRef.replace( oRegex.UriProtocol, '' ) ;

		if ( sProtocol == 'mailto:' )	// It is an e-mail link.
		{
			sType = 'email' ;

			var oEMailInfo = oParser.ParseEMailUrl( sUrl ) ;
			GetE('txtEMailAddress').value	= oEMailInfo.Address ;
			GetE('txtEMailSubject').value	= oEMailInfo.Subject ;
			GetE('txtEMailBody').value		= oEMailInfo.Body ;
		}
		else				// It is a normal link.
		{
			sType = 'url' ;
			GetE('txtUrl').value = sUrl ;
		}
	}
	else if ( sHRef.substr(0,1) == '#' &amp;&amp; sHRef.length &gt; 1 )	// It is an anchor link.
	{
		sType = 'anchor' ;
		GetE('cmbAnchorName').value = GetE('cmbAnchorId').value = sHRef.substr(1) ;
	}
	else					// It is another type of link.
	{
		sType = 'url' ;

		GetE('cmbLinkProtocol').value = '' ;
		GetE('txtUrl').value = sHRef ;
	}

	if ( !oPopupMatch )
	{
		// Get the target.
		var sTarget = oLink.target ;

		if ( sTarget &amp;&amp; sTarget.length &gt; 0 )
		{
			if ( oRegex.ReserveTarget.test( sTarget ) )
			{
				sTarget = sTarget.toLowerCase() ;
				GetE('cmbTarget').value = sTarget ;
			}
			else
				GetE('cmbTarget').value = 'frame' ;
			GetE('txtTargetFrame').value = sTarget ;
		}
	}

	// Get Advances Attributes
	GetE('txtAttId').value			= oLink.id ;
	GetE('txtAttName').value		= oLink.name ;
	GetE('cmbAttLangDir').value		= oLink.dir ;
	GetE('txtAttLangCode').value	= oLink.lang ;
	GetE('txtAttAccessKey').value	= oLink.accessKey ;
	GetE('txtAttTabIndex').value	= oLink.tabIndex &lt;= 0 ? '' : oLink.tabIndex ;
	GetE('txtAttTitle').value		= oLink.title ;
	GetE('txtAttContentType').value	= oLink.type ;
	GetE('txtAttCharSet').value		= oLink.charset ;

	if ( oEditor.FCKBrowserInfo.IsIE )
	{
		GetE('txtAttClasses').value	= oLink.getAttribute('className',2) || '' ;
		GetE('txtAttStyle').value	= oLink.style.cssText ;
	}
	else
	{
		GetE('txtAttClasses').value	= oLink.getAttribute('class',2) || '' ;
		GetE('txtAttStyle').value	= oLink.getAttribute('style',2) ;
	}

	// Update the Link type combo.
	GetE('cmbLinkType').value = sType ;
}

//#### Link type selection.
function SetLinkType( linkType )
{
	ShowE('divLinkTypeUrl'		, (linkType == 'url') ) ;
	ShowE('divLinkTypeAnchor'	, (linkType == 'anchor') ) ;
	ShowE('divLinkTypeEMail'	, (linkType == 'email') ) ;

	if ( !FCKConfig.LinkDlgHideTarget )
		window.parent.SetTabVisibility( 'Target'	, (linkType == 'url') ) ;

	if ( FCKConfig.LinkUpload )
		window.parent.SetTabVisibility( 'Upload'	, (linkType == 'url') ) ;

	if ( !FCKConfig.LinkDlgHideAdvanced )
		window.parent.SetTabVisibility( 'Advanced'	, (linkType != 'anchor' || bHasAnchors) ) ;

	if ( linkType == 'email' )
		window.parent.SetAutoSize( true ) ;
}

//#### Target type selection.
function SetTarget( targetType )
{
	GetE('tdTargetFrame').style.display	= ( targetType == 'popup' ? 'none' : '' ) ;
	GetE('tdPopupName').style.display	=
		GetE('tablePopupFeatures').style.display = ( targetType == 'popup' ? '' : 'none' ) ;

	switch ( targetType )
	{
		case &quot;_blank&quot; :
		case &quot;_self&quot; :
		case &quot;_parent&quot; :
		case &quot;_top&quot; :
			GetE('txtTargetFrame').value = targetType ;
			break ;
		case &quot;&quot; :
			GetE('txtTargetFrame').value = '' ;
			break ;
	}

	if ( targetType == 'popup' )
		window.parent.SetAutoSize( true ) ;
}

//#### Called while the user types the URL.
function OnUrlChange()
{
	var sUrl = GetE('txtUrl').value ;
	var sProtocol = oRegex.UrlOnChangeProtocol.exec( sUrl ) ;

	if ( sProtocol )
	{
		sUrl = sUrl.substr( sProtocol[0].length ) ;
		GetE('txtUrl').value = sUrl ;
		GetE('cmbLinkProtocol').value = sProtocol[0].toLowerCase() ;
	}
	else if ( oRegex.UrlOnChangeTestOther.test( sUrl ) )
	{
		GetE('cmbLinkProtocol').value = '' ;
	}
}

//#### Called while the user types the target name.
function OnTargetNameChange()
{
	var sFrame = GetE('txtTargetFrame').value ;

	if ( sFrame.length == 0 )
		GetE('cmbTarget').value = '' ;
	else if ( oRegex.ReserveTarget.test( sFrame ) )
		GetE('cmbTarget').value = sFrame.toLowerCase() ;
	else
		GetE('cmbTarget').value = 'frame' ;
}

//#### Builds the javascript URI to open a popup to the specified URI.
function BuildPopupUri( uri )
{
	var oReg = new RegExp( &quot;'&quot;, &quot;g&quot; ) ;
	var sWindowName = &quot;'&quot; + GetE('txtPopupName').value.replace(oReg, &quot;\\'&quot;) + &quot;'&quot; ;

	var sFeatures = '' ;
	var aChkFeatures = document.getElementsByName('chkFeature') ;
	for ( var i = 0 ; i &lt; aChkFeatures.length ; i++ )
	{
		if ( i &gt; 0 ) sFeatures += ',' ;
		sFeatures += aChkFeatures[i].value + '=' + ( aChkFeatures[i].checked ? 'yes' : 'no' ) ;
	}

	if ( GetE('txtPopupWidth').value.length &gt; 0 )	sFeatures += ',width=' + GetE('txtPopupWidth').value ;
	if ( GetE('txtPopupHeight').value.length &gt; 0 )	sFeatures += ',height=' + GetE('txtPopupHeight').value ;
	if ( GetE('txtPopupLeft').value.length &gt; 0 )	sFeatures += ',left=' + GetE('txtPopupLeft').value ;
	if ( GetE('txtPopupTop').value.length &gt; 0 )		sFeatures += ',top=' + GetE('txtPopupTop').value ;

	return ( &quot;javascript:void(window.open('&quot; + uri + &quot;',&quot; + sWindowName + &quot;,'&quot; + sFeatures + &quot;'))&quot; ) ;
}

//#### Fills all Popup related fields.
function FillPopupFields( windowName, features )
{
	if ( windowName )
		GetE('txtPopupName').value = windowName ;

	var oFeatures = new Object() ;
	var oFeaturesMatch ;
	while( ( oFeaturesMatch = oRegex.PopupFeatures.exec( features ) ) != null )
	{
		var sValue = oFeaturesMatch[2] ;
		if ( sValue == ( 'yes' || '1' ) )
			oFeatures[ oFeaturesMatch[1] ] = true ;
		else if ( ! isNaN( sValue ) &amp;&amp; sValue != 0 )
			oFeatures[ oFeaturesMatch[1] ] = sValue ;
	}

	// Update all features check boxes.
	var aChkFeatures = document.getElementsByName('chkFeature') ;
	for ( var i = 0 ; i &lt; aChkFeatures.length ; i++ )
	{
		if ( oFeatures[ aChkFeatures[i].value ] )
			aChkFeatures[i].checked = true ;
	}

	// Update position and size text boxes.
	if ( oFeatures['width'] )	GetE('txtPopupWidth').value		= oFeatures['width'] ;
	if ( oFeatures['height'] )	GetE('txtPopupHeight').value	= oFeatures['height'] ;
	if ( oFeatures['left'] )	GetE('txtPopupLeft').value		= oFeatures['left'] ;
	if ( oFeatures['top'] )		GetE('txtPopupTop').value		= oFeatures['top'] ;
}

//#### The OK button was hit.
function Ok()
{
	var sUri, sInnerHtml ;

	switch ( GetE('cmbLinkType').value )
	{
		case 'url' :
			sUri = GetE('txtUrl').value ;

			if ( sUri.length == 0 )
			{
				alert( FCKLang.DlnLnkMsgNoUrl ) ;
				return false ;
			}

			sUri = GetE('cmbLinkProtocol').value + sUri ;

			if( GetE('cmbTarget').value == 'popup' )
			{
				// Check the window name, according to http://www.w3.org/TR/html4/types.html#type-frame-target (IE throw erros with spaces).
				if ( /(^[^a-zA-Z])|(\s)/.test( GetE('txtPopupName').value ) )
				{
					alert( FCKLang.DlnLnkMsgInvPopName ) ;
					return false ;
				}
				
				sUri = BuildPopupUri( sUri ) ;
			}

			break ;

		case 'email' :
			sUri = GetE('txtEMailAddress').value ;

			if ( sUri.length == 0 )
			{
				alert( FCKLang.DlnLnkMsgNoEMail ) ;
				return false ;
			}

			sUri = oParser.CreateEMailUri(
				sUri,
				GetE('txtEMailSubject').value,
				GetE('txtEMailBody').value ) ;
			break ;

		case 'anchor' :
			var sAnchor = GetE('cmbAnchorName').value ;
			if ( sAnchor.length == 0 ) sAnchor = GetE('cmbAnchorId').value ;

			if ( sAnchor.length == 0 )
			{
				alert( FCKLang.DlnLnkMsgNoAnchor ) ;
				return false ;
			}

			sUri = '#' + sAnchor ;
			break ;
	}

	// No link selected, so try to create one.
	if ( !oLink )
		oLink = oEditor.FCK.CreateLink( sUri ) ;
	
	if ( oLink )
		sInnerHtml = oLink.innerHTML ;		// Save the innerHTML (IE changes it if it is like an URL).
	else
	{
		// If no selection, use the uri as the link text (by dom, 2006-05-26)

		sInnerHtml = sUri;

		// Built a better text for empty links.
		switch ( GetE('cmbLinkType').value )
		{
			// anchor: use old behavior --&gt; return true
			case 'anchor':
				sInnerHtml = sInnerHtml.replace( /^#/, '' ) ;
				break ;

			// url: try to get path
			case 'url':
				var oLinkPathRegEx = new RegExp(&quot;//?([^?\&quot;']+)([?].*)?$&quot;) ;
				var asLinkPath = oLinkPathRegEx.exec( sUri ) ;
				if (asLinkPath != null)
					sInnerHtml = asLinkPath[1];  // use matched path
				break ;

			// mailto: try to get email address
			case 'email':
				sInnerHtml = GetE('txtEMailAddress').value ;
				break ;
		}

		// Create a new (empty) anchor.
		oLink = oEditor.FCK.CreateElement( 'a' ) ;
	}

	oEditor.FCKUndo.SaveUndoStep() ;

	oLink.href = sUri ;
	SetAttribute( oLink, '_fcksavedurl', sUri ) ;

	oLink.innerHTML = sInnerHtml ;		// Set (or restore) the innerHTML

	// Target
	if( GetE('cmbTarget').value != 'popup' )
		SetAttribute( oLink, 'target', GetE('txtTargetFrame').value ) ;
	else
		SetAttribute( oLink, 'target', null ) ;

	// Advances Attributes
	SetAttribute( oLink, 'id'		, GetE('txtAttId').value ) ;
	SetAttribute( oLink, 'name'		, GetE('txtAttName').value ) ;		// No IE. Set but doesnt't update the outerHTML.
	SetAttribute( oLink, 'dir'		, GetE('cmbAttLangDir').value ) ;
	SetAttribute( oLink, 'lang'		, GetE('txtAttLangCode').value ) ;
	SetAttribute( oLink, 'accesskey', GetE('txtAttAccessKey').value ) ;
	SetAttribute( oLink, 'tabindex'	, ( GetE('txtAttTabIndex').value &gt; 0 ? GetE('txtAttTabIndex').value : null ) ) ;
	SetAttribute( oLink, 'title'	, GetE('txtAttTitle').value ) ;
	SetAttribute( oLink, 'type'		, GetE('txtAttContentType').value ) ;
	SetAttribute( oLink, 'charset'	, GetE('txtAttCharSet').value ) ;

	if ( oEditor.FCKBrowserInfo.IsIE )
	{
		SetAttribute( oLink, 'className', GetE('txtAttClasses').value ) ;
		oLink.style.cssText = GetE('txtAttStyle').value ;
	}
	else
	{
		SetAttribute( oLink, 'class', GetE('txtAttClasses').value ) ;
		SetAttribute( oLink, 'style', GetE('txtAttStyle').value ) ;
	}

	// Select the link.
	oEditor.FCKSelection.SelectNode(oLink);
	
	return true ;
}

function BrowseServer()
{
	OpenFileBrowser( FCKConfig.LinkBrowserURL, FCKConfig.LinkBrowserWindowWidth, FCKConfig.LinkBrowserWindowHeight ) ;
}

function SetUrl( url )
{
	document.getElementById('txtUrl').value = url ;
	OnUrlChange() ;
	window.parent.SetSelectedTab( 'Info' ) ;
}

function OnUploadCompleted( errorNumber, fileUrl, fileName, customMsg )
{
	switch ( errorNumber )
	{
		case 0 :	// No errors
			alert( 'Your file has been successfully uploaded' ) ;
			break ;
		case 1 :	// Custom error
			alert( customMsg ) ;
			return ;
		case 101 :	// Custom warning
			alert( customMsg ) ;
			break ;
		case 201 :
			alert( 'A file with the same name is already available. The uploaded file has been renamed to &quot;' + fileName + '&quot;' ) ;
			break ;
		case 202 :
			alert( 'Invalid file type' ) ;
			return ;
		case 203 :
			alert( &quot;Security error. You probably don't have enough permissions to upload. Please check your server.&quot; ) ;
			return ;
		default :
			alert( 'Error on file upload. Error number: ' + errorNumber ) ;
			return ;
	}

	SetUrl( fileUrl ) ;
	GetE('frmUpload').reset() ;
}

var oUploadAllowedExtRegex	= new RegExp( FCKConfig.LinkUploadAllowedExtensions, 'i' ) ;
var oUploadDeniedExtRegex	= new RegExp( FCKConfig.LinkUploadDeniedExtensions, 'i' ) ;

function CheckUpload()
{
	var sFile = GetE('txtUploadFile').value ;
	
	if ( sFile.length == 0 )
	{
		alert( 'Please select a file to upload' ) ;
		return false ;
	}
	
	if ( ( FCKConfig.LinkUploadAllowedExtensions.length &gt; 0 &amp;&amp; !oUploadAllowedExtRegex.test( sFile ) ) ||
		( FCKConfig.LinkUploadDeniedExtensions.length &gt; 0 &amp;&amp; oUploadDeniedExtRegex.test( sFile ) ) )
	{
		OnUploadCompleted( 202 ) ;
		return false ;
	}
	
	return true ;
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