silverstripe-framework/thirdparty/tinymce/classes/dom/StringWriter.js

201 lines
4.2 KiB
JavaScript
Raw Normal View History

/**
* $Id: StringWriter.js 1137 2009-05-22 15:13:40Z spocke $
*
* @author Moxiecode
* @copyright Copyright <EFBFBD> 2004-2008, Moxiecode Systems AB, All rights reserved.
*/
(function(tinymce) {
/**#@+
* @class This class writes nodes into a string.
* @member tinymce.dom.StringWriter
*/
tinymce.create('tinymce.dom.StringWriter', {
str : null,
tags : null,
count : 0,
settings : null,
indent : null,
/**
* Constructs a new StringWriter.
*
* @constructor
* @param {Object} s Optional settings object.
*/
StringWriter : function(s) {
this.settings = tinymce.extend({
indent_char : ' ',
indentation : 0
}, s);
this.reset();
},
/**#@+
* @method
*/
/**
* Resets the writer so it can be reused the contents of the writer is cleared.
*/
reset : function() {
this.indent = '';
this.str = "";
this.tags = [];
this.count = 0;
},
/**
* Writes the start of an element like for example: <tag.
*
* @param {String} n Name of element to write.
*/
writeStartElement : function(n) {
this._writeAttributesEnd();
this.writeRaw('<' + n);
this.tags.push(n);
this.inAttr = true;
this.count++;
this.elementCount = this.count;
},
/**
* Writes an attrubute like for example: myattr="valie"
*
* @param {String} n Attribute name to write.
* @param {String} v Attribute value to write.
*/
writeAttribute : function(n, v) {
var t = this;
t.writeRaw(" " + t.encode(n) + '="' + t.encode(v) + '"');
},
/**
* Write the end of a element. This will add a short end for elements with out children like for example a img element.
*/
writeEndElement : function() {
var n;
if (this.tags.length > 0) {
n = this.tags.pop();
if (this._writeAttributesEnd(1))
this.writeRaw('</' + n + '>');
if (this.settings.indentation > 0)
this.writeRaw('\n');
}
},
/**
* Writes the end of a element. This will add a full end to the element even if it didn't have any children.
*/
writeFullEndElement : function() {
if (this.tags.length > 0) {
this._writeAttributesEnd();
this.writeRaw('</' + this.tags.pop() + '>');
if (this.settings.indentation > 0)
this.writeRaw('\n');
}
},
/**
* Writes a text node value.
*
* @param {String} v Value to append as a text node.
*/
writeText : function(v) {
this._writeAttributesEnd();
this.writeRaw(this.encode(v));
this.count++;
},
/**
* Writes a CDATA section.
*
* @param {String} v Value to write in CDATA.
*/
writeCDATA : function(v) {
this._writeAttributesEnd();
this.writeRaw('<![CDATA[' + v + ']]>');
this.count++;
},
/**
* Writes a comment.
*
* @param {String} v Value of the comment.
*/
writeComment : function(v) {
this._writeAttributesEnd();
this.writeRaw('<!-- ' + v + '-->');
this.count++;
},
/**
* String writer specific function. Enables you to write raw contents to the string.
*
* @param {String} v String with raw contents to write.
*/
writeRaw : function(v) {
this.str += v;
},
/**
* String writer specific method. This encodes the raw entities of a string.
*
* @param {String} s String to encode.
* @return {String} String with entity encoding of the raw elements like <>&".
*/
encode : function(s) {
return s.replace(/[<>&"]/g, function(v) {
switch (v) {
case '<':
return '&lt;';
case '>':
return '&gt;';
case '&':
return '&amp;';
case '"':
return '&quot;';
}
return v;
});
},
/**
* Returns a string representation of the elements/nodes written.
*
* @return {String} String representation of the written elements/nodes.
*/
getContent : function() {
return this.str;
},
_writeAttributesEnd : function(s) {
if (!this.inAttr)
return;
this.inAttr = false;
if (s && this.elementCount == this.count) {
this.writeRaw(' />');
return false;
}
this.writeRaw('>');
return true;
}
/**#@-*/
});
})(tinymce);