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/*
# Movable Type (r) Open Source (C) 2001-2008 Six Apart, Ltd.
# This program is distributed under the terms of the
# GNU General Public License, version 2.
#
# $Id$
*/
App.singletonConstructor =
MT.App = new Class( MT.App, {
initEditor: function() {
if ( this.constructor.Editor && DOM.getElement( "editor-content" ) ) {
var mode = DOM.getElement( "convert_breaks" );
DOM.addEventListener( mode, "change", this.getIndirectEventListener( "setTextareaMode" ) );
/* special case */
window.cur_text_format = mode.value;
this.editorMode = ( mode.value == "richtext" ) ? "iframe" : "textarea";
this.editor = this.addComponent( new MT.App.Editor( "editor-content", this.editorMode ) );
this.editor.textarea.setTextMode( mode.value );
this.editorInput = {
content: DOM.getElement( "editor-input-content" ),
extended: DOM.getElement( "editor-input-extended" )
};
if ( this.editorInput.content.value )
this.editor.setHTML( this.editorInput.content.value );
}
}
} );
MT.App.Editor = new Class( Editor, {
setChanged: function() {
this.changed = true;
log('changed');
app.setDirty();
}
} );
MT.App.Editor.Toolbar = new Class( Editor.Toolbar, {
eventClick: function( event ) {
var command = this.getMouseEventCommand( event );
if ( !command )
return event.stop();
switch( command ) {
case "insertEmail":
var link = this.editor.getSelectedLink();
if ( link )
this.editEmail( link );
else
this.createEmailLink();
break;
case "openDialog":
app.openDialog( event.commandElement.getAttribute( "mt:dialog-params" ) );
break;
case "openFlyout":
var name = event.commandElement.getAttribute( "mt:flyout" );
var el = DOM.getElement( name );
if ( !defined( el ) )
return;
app.closeFlyouts( event.target );
DOM.removeClassName( el, "hidden" );
app.targetElement = event.target;
app.applyAutolayouts( el );
app.targetElement = null;
app.openFlyouts.add( name );
break;
default:
return arguments.callee.applySuper( this, arguments );
}
return event.stop();
},
editEmail: function( linkElement ) {
this.createEmailLink( linkElement.href, true, linkElement );
},
mailtoRegexp: /^mailto:/i,
createEmailLink: function( url, textSelected, anchor ) {
var linkedText = "";
if( !textSelected )
textSelected = this.editor.isTextSelected();
if( !url )
url = "";
url = url.replace( this.mailtoRegexp, "" );
url = prompt( Editor.strings.enterEmailAddress, url );
if( !url )
return false;
if( !textSelected )
linkedText = prompt( Editor.strings.enterTextToLinkTo, "" );
this.insertLink( { url: "mailto:" + url, linkedText: linkedText, anchor: anchor } );
}
} );
MT.App.Editor.Textarea = new Class( Editor.Textarea, {
currentTextMode: "_DEFAULT_",
getHTML: function() {
/* we can refocus the last selected element,
* because the superClass getHTML will focus the editor (if IE) */
var refocus;
if ( document.activeElement )
refocus = document.activeElement;
var html = arguments.callee.applySuper( this, arguments );
try { if ( refocus ) refocus.focus(); } catch(e) { };
return html;
},
setTextMode: function( mode ) {
var editorContent = DOM.getElement( "editor-content" );
DOM.removeClassName( editorContent, /^editor-textmode-.*/ );
if ( this[ mode + "Command" ] )
DOM.addClassName( editorContent, "editor-textmode-" + mode.replace( /_/g, "-" ) );
this.currentTextMode = mode;
},
execCommand: function( command, userInterface, argument ) {
if ( this.currentTextMode && this[ this.currentTextMode + "Command" ] ) {
log('executeing command: ' + command + ' in mode: '+this.currentTextMode );
this[ this.currentTextMode + "Command" ].apply( this, arguments );
return;
}
var text = this.getSelectedText();
if ( !defined( text ) )
text = '';
switch ( command ) {
case "fontSizeSmaller":
this.setSelection( "<small>" + text + "</small>" );
break;
case "fontSizeLarger":
this.setSelection( "<big>" + text + "</big>" );
break;
default:
arguments.callee.applySuper( this, arguments );
break;
}
},
"markdown_with_smartypantsCommand": function() {
this.markdownCommand.apply( this, arguments );
},
markdownCommand: function( command, userInterface, argument ) {
var text = this.getSelectedText();
if ( !defined( text ) )
text = '';
switch ( command ) {
case "bold":
this.setSelection( "**" + text + "**" );
break;
case "italic":
this.setSelection( "*" + text + "*" );
break;
case "createLink":
this.setSelection( "[" + text + "](" + argument + ")" );
break;
case "indent":
var list = text.split( /\r?\n/ );
for ( var i = 0; i < list.length; i++ )
list[ i ] = "> " + list[ i ];
this.setSelection( list.join( "\n" ) );
break;
case "insertUnorderedList":
case "insertOrderedList":
var list = text.split( /\r?\n/ );
var ordered = ( command == "insertOrderedList" ) ? true : false;
for ( var i = 0; i < list.length; i++ )
list[ i ] = " " + ( ordered ? ( ( i + 1 ) + ". " ) : "-" ) + " " + list[ i ];
this.setSelection( "\n" + list.join( "\n" ) + "\n" );
break;
}
},
"textile_2Command": function( command, userInterface, argument ) {
var text = this.getSelectedText();
if ( !defined( text ) )
text = '';
switch ( command ) {
case "bold":
this.setSelection( "**" + text + "**" );
break;
case "italic":
this.setSelection( "_" + text + "_" );
break;
case "strikethrough":
this.setSelection( "-" + text + "-" );
break;
case "createLink":
this.setSelection( '"' + text + '":' + argument );
break;
case "indent":
this.setSelection( "bq. " + text );
break;
case "underline":
this.setSelection( "<u>" + text + "</u>" );
break;
case "insertUnorderedList":
case "insertOrderedList":
var list = text.split( /\r?\n/ );
var ordered = ( command == "insertOrderedList" ) ? true : false;
for ( var i = 0; i < list.length; i++ )
list[ i ] = ( ordered ? "#" : "*" ) + " " + list[ i ];
this.setSelection( "\n" + list.join( "\n" ) + "\n" );
break;
case "justifyLeft":
this.setSelection( "p< " + text );
break;
case "justifyCenter":
this.setSelection( "p= " + text );
break;
case "justifyRight":
this.setSelection( "p> " + text );
break;
case "fontSizeSmaller":
this.setSelection( "<small>" + text + "</small>" );
break;
case "fontSizeLarger":
this.setSelection( "<big>" + text + "</big>" );
break;
}
}
} );
MT.App.Editor.Iframe = new Class( Editor.Iframe, {
initObject: function() {
arguments.callee.applySuper( this, arguments );
this.isWebKit = navigator.userAgent.toLowerCase().match(/webkit/);
},
eventFocusIn: function( event ) {
this.eventFocus( event );
},
eventFocus: function( event ) {
if ( this.editor.mode == "textarea" )
this.editor.focus();
},
eventClick: function( event ) {
/* for safari */
if ( this.isWebKit && event.target.nodeName == "A" )
return event.stop();
return arguments.callee.applySuper( this, arguments );
},
eventKeyPress: function( event ) {
/* safari forward delete */
if ( this.isWebKit && event.keyCode == 63272 )
return event.stop();
},
eventKeyDown: function( event ) {
/* safari forward delete */
if ( this.isWebKit && event.keyCode == 46 ) {
this.document.execCommand( "forwardDelete", false, true );
return false;
}
},
eventKeyUp: function( event ) {
/* safari always makes this event. ignore for language input method */
if ( this.isWebKit ) {
return false;
}
},
extendedExecCommand: function( command, userInterface, argument ) {
switch( command ) {
case "fontSizeSmaller":
this.changeFontSizeOfSelection( false );
break;
case "fontSizeLarger":
this.changeFontSizeOfSelection( true );
break;
default:
return arguments.callee.applySuper( this, arguments );
}
},
mutateFontSize: function( element, bigger ) {
// Basic settings:
var goSmaller = 0.8;
var goBigger = 1.25;
var biggest = Math.pow( goBigger, 3 );
var smallest = Math.pow( goSmaller, 3);
var defaultSize = bigger ? goBigger + "em" : goSmaller + "em";
// Initial detection, rejection, adjusting:
var fontSize = element.style.fontSize.match( /([\d\.]+)(%|em|$)/ );
if( fontSize == null || isNaN( fontSize[ 1 ] ) ) // "px" sizes are rejected.
return defaultSize; // A browser problem or bad user data would lead to "NaN" fontSize.
var size;
if( fontSize[ 2 ] == "%" )
size = fontSize[ 1 ] / 100; // Convert to "em" units.
else if( fontSize[ 2 ] == "em" || fontSize[ 2 ] == "" )
size = fontSize[ 1 ];
// Mutation:
var factor = bigger ? goBigger : goSmaller;
size = size * factor;
if( size > biggest )
size = biggest;
else if( size < smallest )
size = smallest;
return size + "em";
},
changeFontSizeOfSelection: function( bigger ) {
var bogus = "-editor-proxy";
this.document.execCommand( "fontName", false, bogus );
var elements = this.document.getElementsByTagName( "font" );
for( var i = 0; i < elements.length; i++ ) {
var element = elements[ i ];
if( element.face == bogus ) {
element.removeAttribute( "face" );
element.style.fontSize = this.mutateFontSize( element, bigger );
}
}
},
getHTML: function() {
var html = this.document.body.innerHTML;
// cleanup innerHTML garbage browser regurgitates
// #1 - lowercase tag names (open and closing tags)
html = html.replace(/<\/?[A-Z0-9]+[\s>]/g, function (m) {
return m.toLowerCase();
});
// #2 - lowercase attribute names
html = html.replace(/(<[\w\d]+\s+)([^>]+)>/g, function (x, m1, m2) {
return m1 + m2.replace(/\b([\w\d:-]+)\s*=\s*(?:'([^']*?)'|"([^"]*?)"|(\S+))/g, function (x, m1, m2, m3, m4) {
if ( !m2 ) m2 = ''; // for ie
if ( !m3 ) m3 = ''; // for ie
if ( !m4 ) m4 = ''; // for ie
return m1.toLowerCase() + '="' + m2 + m3 + m4 + '"';
}) + ">";
});
// #3 - close singlet tags for img, br, input, param, hr
html = html.replace(/<(br|img|input|param)([^>]+)?([^\/])?>/g, "<$1$2$3 />");
// #4 - get absolute path and delete from converted URL
var path = this.document.URL;
path = path.replace(/(.*)editor-content.html.*/, "$1");
var regex = new RegExp(path, "g");
html = html.replace(regex, "");
/* XXX for save on ff */
regex = new RegExp(path.replace(/~/, "%7E"), "g");
html = html.replace(regex, "");
return html;
}
} );
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