Subversion Repositories Applications.papyrus

/*
 * 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/
 * 
 * "Support Open Source software. What about a donation today?"
 * 
 * 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( "^javascript:void\\(\\s*window.open\\(\\s*'([^']+)'\\s*,\\s*(?:'([^']*)'|null)\\s*,\\s*'([^']*)'\\s*\\)\\s*\\)\\s*$" ) ;

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( /(^|&)subject=([^&]+)/i ) ;
                        if ( oMatch ) oEMailInfo.Subject = unescape( oMatch[2] ) ;

                        oMatch = oParts[2].match( /(^|&)body=([^&]+)/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 > 0 )
                sParams = '?subject=' + escape( subject ) ;

        if ( body.length > 0 )
        {
                sParams += ( sParams.length == 0 ? '?' : '&' ) ;
                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 "Browse Server" 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 "OK" 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 < 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 > 0 || aIds.length > 0 ) ;

        for ( var i = 0 ; i < aAnchors.length ; i++ )
        {
                var sName = aAnchors[i].name ;
                if ( sName && sName.length > 0 )
                        oEditor.FCKTools.AddSelectOption( GetE('cmbAnchorName'), sName, sName ) ;
        }

        for ( var i = 0 ; i < 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) == '#' && sHRef.length > 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 && sTarget.length > 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 <= 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 "_blank" :
                case "_self" :
                case "_parent" :
                case "_top" :
                        GetE('txtTargetFrame').value = targetType ;
                        break ;
                case "" :
                        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( "'", "g" ) ;
        var sWindowName = "'" + GetE('txtPopupName').value.replace(oReg, "\\'") + "'" ;

        var sFeatures = '' ;
        var aChkFeatures = document.getElementsByName('chkFeature') ;
        for ( var i = 0 ; i < aChkFeatures.length ; i++ )
        {
                if ( i > 0 ) sFeatures += ',' ;
                sFeatures += aChkFeatures[i].value + '=' + ( aChkFeatures[i].checked ? 'yes' : 'no' ) ;
        }

        if ( GetE('txtPopupWidth').value.length > 0 )   sFeatures += ',width=' + GetE('txtPopupWidth').value ;
        if ( GetE('txtPopupHeight').value.length > 0 )  sFeatures += ',height=' + GetE('txtPopupHeight').value ;
        if ( GetE('txtPopupLeft').value.length > 0 )    sFeatures += ',left=' + GetE('txtPopupLeft').value ;
        if ( GetE('txtPopupTop').value.length > 0 )             sFeatures += ',top=' + GetE('txtPopupTop').value ;

        return ( "javascript:void(window.open('" + uri + "'," + sWindowName + ",'" + sFeatures + "'))" ) ;
}

//#### 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 ) && sValue != 0 )
                        oFeatures[ oFeaturesMatch[1] ] = sValue ;
        }

        // Update all features check boxes.
        var aChkFeatures = document.getElementsByName('chkFeature') ;
        for ( var i = 0 ; i < 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 --> return true
                        case 'anchor':
                                sInnerHtml = sInnerHtml.replace( /^#/, '' ) ;
                                break ;

                        // url: try to get path
                        case 'url':
                                var oLinkPathRegEx = new RegExp("//?([^?\"']+)([?].*)?$") ;
                                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 > 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 "' + fileName + '"' ) ;
                        break ;
                case 202 :
                        alert( 'Invalid file type' ) ;
                        return ;
                case 203 :
                        alert( "Security error. You probably don't have enough permissions to upload. Please check your server." ) ;
                        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 > 0 && !oUploadAllowedExtRegex.test( sFile ) ) ||
                ( FCKConfig.LinkUploadDeniedExtensions.length > 0 && oUploadDeniedExtRegex.test( sFile ) ) )
        {
                OnUploadCompleted( 202 ) ;
                return false ;
        }
        
        return true ;
}