Class: WirisPlugin::WXmlUtils

Inherits:
Object
  • Object
show all
Includes:
Wiris
Defined in:
lib/com/wiris/util/xml/WXmlUtils.rb

Constant Summary collapse

@@WHITESPACE_COLLAPSE_REGEX = 
EReg.new("[ \\t\\n\\r]{2,}","g")
@@entities = 
nil

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ WXmlUtils

Returns a new instance of WXmlUtils.



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 8

def initialize()
    super()
end

Class Method Details

.copyChildren(from, to) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 446

def self.copyChildren(from, to)
    children = from::iterator()
    while children::hasNext()
        child = children::next()
        to::addChild(WXmlUtils::importXml(child,to))
    end
end

.copyElements(from, to) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 453

def self.copyElements(from, to)
    it = from::iterator()
    while it::hasNext()
        child = it::next()
        if child::nodeType == Xml::Element
            to::addChild(WXmlUtils::importXml(child,to))
        end
    end
end

.copyXml(elem) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 443

def self.copyXml(elem)
    return WXmlUtils.importXml(elem,elem)
end

.copyXmlNamespace(elem, customNamespace, prefixAttributes) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 557

def self.copyXmlNamespace(elem, customNamespace, prefixAttributes)
    return WXmlUtils.importXmlNamespace(elem,elem,customNamespace,prefixAttributes)
end

.createPCData(node, text) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 117

def self.createPCData(node, text)
    if PlatformSettings::PARSE_XML_ENTITIES
        text = WXmlUtils::htmlEscape(text)
    end
    return node::createPCData_(text)
end

.entities ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 175

def self.entities
    @@entities
end

.entities=(entities) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 178

def self.entities=(entities)
    @@entities = entities
end

.escapeXmlEntities(s) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 123

def self.escapeXmlEntities(s)
    s = StringTools::replace(s,"&","&")
    s = StringTools::replace(s,"<","&lt;")
    s = StringTools::replace(s,">","&gt;")
    s = StringTools::replace(s,"\"","&quot;")
    s = StringTools::replace(s,"\'","&apos;")
    return s
end

.filterMathMLEntities(text) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 288

def self.filterMathMLEntities(text)
    text = WXmlUtils.resolveEntities(text)
    text = WXmlUtils.nonAsciiToEntities(text)
    return text
end

.getAttribute(node, attributeName) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 91

def self.getAttribute(node, attributeName)
    value = node::get(attributeName)
    if value == nil
        return nil
    end
    if PlatformSettings::PARSE_XML_ENTITIES
        return WXmlUtils::htmlUnescape(value)
    end
    return value
end

.getChildElementCount(parent) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 479

def self.getChildElementCount(parent)
    if (parent::nodeType != Xml::Element) && (parent::nodeType != Xml::Document)
        return 0
    end
    it = parent::elements()
    count = 0
    while it::hasNext()
        it::next()
        count+=1
    end
    return count
end

.getChildPosition(parent, node) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 467

def self.getChildPosition(parent, node)
    childIndex = 0
    it = parent::iterator()
    while it::hasNext()
        child = it::next()
        if (child == node)
            return childIndex
        end
        childIndex+=1
    end
    return -1
end

.getDocumentElement(doc) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 81

def self.getDocumentElement(doc)
    nodeList = doc::iterator()
    while nodeList::hasNext()
        node = nodeList::next()
        if node::nodeType == Xml::Element
            return node
        end
    end
    return nil
end

.getElementContent(element) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 18

def self.getElementContent(element)
    sb = StringBuf.new()
    if (element::nodeType == Xml::Document) || (element::nodeType == Xml::Element)
        i = element::iterator()
        while i::hasNext()
            sb::add(i::next()::toString())
        end
    end
    return sb::toString()
end

.getElements(node) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 70

def self.getElements(node)
    nodes = Array.new()
    nodeList = node::iterator()
    while nodeList::hasNext()
        item = nodeList::next()
        if item::nodeType == Xml::Element
            nodes::push(item)
        end
    end
    return nodes
end

.getElementsByAttributeValue(nodeList, attributeName, attributeValue) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 50

def self.getElementsByAttributeValue(nodeList, attributeName, attributeValue)
    nodes = Array.new()
    while nodeList::hasNext()
        node = nodeList::next()
        if (node::nodeType == Xml::Element) && (attributeValue == WXmlUtils::getAttribute(node,attributeName))
            nodes::push(node)
        end
    end
    return nodes
end

.getElementsByTagName(nodeList, tagName) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 60

def self.getElementsByTagName(nodeList, tagName)
    nodes = Array.new()
    while nodeList::hasNext()
        node = nodeList::next()
        if (node::nodeType == Xml::Element) && (node::nodeName == tagName)
            nodes::push(node)
        end
    end
    return nodes
end

.getInnerText(xml) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 419

def self.getInnerText(xml)
    if (xml::nodeType == Xml::PCData) || (xml::nodeType == Xml::CData)
        return WXmlUtils::getNodeValue(xml)
    end
    r = ""
    iter = xml::iterator()
    while iter::hasNext()
        r += WXmlUtils.getInnerText(iter::next())
    end
    return r
end

.getNamespace(element, prefix) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 661

def self.getNamespace(element, prefix)
    if (element != nil) && (element::nodeType == Xml::Document)
        element = element::firstElement()
    end
    prefixAttr = (prefix == nil) ? "xmlns" : ("xmlns:" + prefix)
    return WXmlUtils.getNamespaceSearch(element,prefixAttr)
end

.getNamespaceSearch(element, attribute) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 668

def self.getNamespaceSearch(element, attribute)
    while (element != nil) && (element::nodeType == Xml::Element)
        attributeValue = element::get(attribute)
        if attributeValue != nil
            return attributeValue
        end
        element = element::parent_()
    end
    return nil
end

.getNodeValue(node) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 107

def self.getNodeValue(node)
    value = node::getNodeValue_()
    if value == nil
        return nil
    end
    if PlatformSettings::PARSE_XML_ENTITIES && (node::nodeType == Xml::PCData)
        return WXmlUtils::htmlUnescape(value)
    end
    return value
end

.getText(xml) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 408

def self.getText(xml)
    if xml::nodeType == Xml::PCData
        return xml::getNodeValue_()
    end
    r = ""
    iter = xml::iterator()
    while iter::hasNext()
        r += WXmlUtils.getText(iter::next())
    end
    return r
end

.getUtf8Char(text, i) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 293

def self.getUtf8Char(text, i)
    c = Std::charCodeAt(text,i)
    d = c
    if PlatformSettings::UTF8_CONVERSION
        if d > 127
            j = 0
            c = 128
            loop do
                c = c >> 1
                j+=1
            break if not (d&c) != 0
            end
            d = (c - 1)&d
            while j-=1 > 0
                i+=1
                c = Std::charCodeAt(text,i)
                d = (d << 6) + (c&63)
            end
        end
    else 
        if (d >= 55296) && (d <= 56319)
            c = Std::charCodeAt(text,i + 1)
            d = (((d - 55296) << 10) + ((c - 56320))) + 65536
        end
    end
    return d
end

.hasSameAttributes(a, b) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 28

def self.hasSameAttributes(a, b)
    if (a == nil) && (b == nil)
        return true
    else 
        if (a == nil) || (b == nil)
            return false
        end
    end
    iteratorA = a::attributes()
    iteratorB = b::attributes()
    while iteratorA::hasNext()
        if !iteratorB::hasNext()
            return false
        end
        iteratorB::next()
        attr = iteratorA::next()
        if !(WXmlUtils::getAttribute(a,attr) == WXmlUtils::getAttribute(b,attr))
            return false
        end
    end
    return !iteratorB::hasNext()
end

.htmlEscape(input) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 131

def self.htmlEscape(input)
    output = StringTools::replace(input,"&","&amp;")
    output = StringTools::replace(output,"<","&lt;")
    output = StringTools::replace(output,">","&gt;")
    output = StringTools::replace(output,"\"","&quot;")
    output = StringTools::replace(output,"&apos;","\'")
    return output
end

.htmlUnescape(input) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 139

def self.htmlUnescape(input)
    output = ""
    start = 0
    position = input::indexOf('&',start)
    while position != -1
        output += Std::substr(input,start,position - start)
        if input::charAt(position + 1) == '#'
            startPosition = position + 2
            endPosition = input::indexOf(';',startPosition)
            if endPosition != -1
                number = Std::substr(input,startPosition,endPosition - startPosition)
                if StringTools::startsWith(number,"x")
                    number = "0" + number
                end
                charCode = Std::parseInt(number)
                output += Utf8::uchr(charCode)
                start = endPosition + 1
            else 
                output += '&'
                start = position + 1
            end
        else 
            output += '&'
            start = position + 1
        end
        position = input::indexOf('&',start)
    end
    output += Std::substr(input,start,input::length() - start)
    output = StringTools::replace(output,"&lt;","<")
    output = StringTools::replace(output,"&gt;",">")
    output = StringTools::replace(output,"&quot;","\"")
    output = StringTools::replace(output,"&apos;","\'")
    output = StringTools::replace(output,"&amp;","&")
    return output
end

.importXml(elem, model) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 501

def self.importXml(elem, model)
    n = nil
    if elem::nodeType == Xml::Element
        n = model::createElement_(elem::nodeName)
        keys = elem::attributes()
        while keys::hasNext()
            key = keys::next()
            n::set(key,elem::get(key))
        end
        children = elem::iterator()
        while children::hasNext()
            n::addChild(WXmlUtils.importXml(children::next(),model))
        end
    else 
        if elem::nodeType == Xml::Document
            n = WXmlUtils.importXml(elem::firstElement(),model)
        else 
            if elem::nodeType == Xml::CData
                n = model::createCData_(elem::getNodeValue_())
            else 
                if elem::nodeType == Xml::PCData
                    n = model::createPCData_(elem::getNodeValue_())
                else 
                    if elem::nodeType == Xml::Comment
                        n = model::createComment_(elem::getNodeValue_())
                    else 
                        raise Exception,"Unsupported node type: " + elem::nodeType.to_s
                    end
                end
            end
        end
    end
    return n
end

.importXmlNamespace(elem, model, customNamespace, prefixAttributes) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 560

def self.importXmlNamespace(elem, model, customNamespace, prefixAttributes)
    n = nil
    if elem::nodeType == Xml::Element
        n = model::createElement_((customNamespace + ":") + elem::nodeName.to_s)
        keys = elem::attributes()
        while keys::hasNext()
            key = keys::next()
            keyNamespaced = key
            if (prefixAttributes && (key::indexOf(":") == -1)) && (key::indexOf("xmlns") == -1)
                keyNamespaced = (customNamespace + ":") + key
            end
            n::set(keyNamespaced,elem::get(key))
        end
        children = elem::iterator()
        while children::hasNext()
            n::addChild(WXmlUtils.importXmlNamespace(children::next(),model,customNamespace,prefixAttributes))
        end
    else 
        if elem::nodeType == Xml::Document
            n = WXmlUtils.importXmlNamespace(elem::firstElement(),model,customNamespace,prefixAttributes)
        else 
            if elem::nodeType == Xml::CData
                n = model::createCData_(elem::getNodeValue_())
            else 
                if elem::nodeType == Xml::PCData
                    n = model::createPCData_(elem::getNodeValue_())
                else 
                    raise Exception,"Unsupported node type: " + elem::nodeType.to_s
                end
            end
        end
    end
    return n
end

.importXmlWithoutChildren(elem, model) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 535

def self.importXmlWithoutChildren(elem, model)
    n = nil
    if elem::nodeType == Xml::Element
        n = model::createElement_(elem::nodeName)
        keys = elem::attributes()
        while keys::hasNext()
            key = keys::next()
            n::set(key,elem::get(key))
        end
    else 
        if elem::nodeType == Xml::CData
            n = model::createCData_(elem::getNodeValue_())
        else 
            if elem::nodeType == Xml::PCData
                n = model::createPCData_(elem::getNodeValue_())
            else 
                raise Exception,"Unsupported node type: " + elem::nodeType.to_s
            end
        end
    end
    return n
end

.indentXml(xml, space) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 594

def self.indentXml(xml, space)
    depth = 0
    opentag = EReg.new("^<([\\w-_]+)[^>]*>$","")
    autotag = EReg.new("^<([\\w-_]+)[^>]*/>$","")
    closetag = EReg.new("^</([\\w-_]+)>$","")
    cdata = EReg.new("^<!\\[CDATA\\[[^\\]]*\\]\\]>$","")
    res = StringBuf.new()
    _end = 0
    while (_end < xml::length()) && ((start = xml::indexOf("<",_end)) != -1)
        text = start > _end
        if text
            res::add(Std::substr(xml,_end,start - _end))
        end
        _end = xml::indexOf(">",start) + 1
        aux = Std::substr(xml,start,_end - start)
        if autotag::match(aux)
            res::add("\n")
            for i in 0..depth - 1
                res::add(space)
                i+=1
            end
            res::add(aux)
        else 
            if opentag::match(aux)
                res::add("\n")
                for i in 0..depth - 1
                    res::add(space)
                    i+=1
                end
                res::add(aux)
                depth+=1
            else 
                if closetag::match(aux)
                    depth-=1
                    if !text
                        res::add("\n")
                        for i in 0..depth - 1
                            res::add(space)
                            i+=1
                        end
                    end
                    res::add(aux)
                else 
                    if cdata::match(aux)
                        res::add(aux)
                    else 
                        Std::trace((("WARNING! malformed XML at character " + _end.to_s) + ":") + xml)
                        res::add(aux)
                    end
                end
            end
        end
    end
    return StringTools::trim(res::toString())
end

.initEntities ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 389

def self.initEntities()
    if @@entities == nil
        e = WEntities::MATHML_ENTITIES
        @@entities = Hash.new()
        start = 0
        while (mid = e::indexOf("@",start)) != -1
            name = Std::substr(e,start,mid - start)
            mid+=1
            start = e::indexOf("@",mid)
            if start == -1
                break
            end
            value = Std::substr(e,mid,start - mid)
            num = Std::parseInt("0x" + value)
            @@entities::set(name,"" + num.to_s)
            start+=1
        end
    end
end

.isHexDigit(c) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 369

def self.isHexDigit(c)
    if (c >= 48) && (c <= 57)
        return true
    end
    if (c >= 65) && (c <= 70)
        return true
    end
    if (c >= 97) && (c <= 102)
        return true
    end
    return false
end

.isNameChar(c) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 357

def self.isNameChar(c)
    if WXmlUtils.isNameStart(c)
        return true
    end
    if (48 <= c) && (c <= 57)
        return true
    end
    if (c == 46) || (c == 45)
        return true
    end
    return false
end

.isNameStart(c) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 345

def self.isNameStart(c)
    if (65 <= c) && (c <= 90)
        return true
    end
    if (97 <= c) && (c <= 122)
        return true
    end
    if (c == 95) || (c == 58)
        return true
    end
    return false
end

.isXmlEntity(ent) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 649

def self.isXmlEntity(ent)
    if Std::charCodeAt(ent,0) == 35
        if Std::charCodeAt(ent,1) == 120
            c = Std::parseInt("0x" + Std::substr(ent,2).to_s)
        else 
            c = Std::parseInt(Std::substr(ent,1))
        end
        return (((((c == 34) || (c == 38)) || (c == 39)) || (c == 60)) || (c == 62))
    else 
        return (((((ent == "amp") || (ent == "lt")) || (ent == "gt")) || (ent == "quot")) || (ent == "apos"))
    end
end

.nonAsciiToEntities(s) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 320

def self.nonAsciiToEntities(s)
    sb = StringBuf.new()
    i = 0
    n = s::length()
    while i < n
        c = WXmlUtils.getUtf8Char(s,i)
        if c > 127
            hex = WInteger::toHex(c,5)
            j = 0
            while j < hex::length()
                if !((Std::substr(hex,j,1) == "0"))
                    hex = Std::substr(hex,j)
                    break
                end
                j+=1
            end
            sb::add(("&#x" + hex) + ";")
            i += (Utf8::uchr(c))::length()
        else 
            sb::addChar(c)
            i+=1
        end
    end
    return sb::toString()
end

.normalizeWhitespace(s) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 678

def self.normalizeWhitespace(s)
    return (s != nil) ? @@WHITESPACE_COLLAPSE_REGEX::replace(StringTools::trim(s)," ") : nil
end

.parseXML(xml) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 181

def self.parseXML(xml)
    xml = WXmlUtils.filterMathMLEntities(xml)
    x = Xml::parse(xml)
    return x
end

.removeChildren(element) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 462

def self.removeChildren(element)
    while element::firstChild() != nil
        element::removeChild(element::firstChild())
    end
end

.replaceChild(parent, childToReplace, replacement) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 491

def self.replaceChild(parent, childToReplace, replacement)
    childIndex = WXmlUtils.getChildPosition(parent,childToReplace)
    if childIndex != -1
        WXmlUtils.replaceIndexSub(parent,childIndex,childToReplace,replacement)
    end
end

.replaceIndexSub(parent, index, childToReplace, replacement) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 497

def self.replaceIndexSub(parent, index, childToReplace, replacement)
    parent::insertChild(replacement,index)
    parent::removeChild(childToReplace)
end

.resolveEntities(text) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 196

def self.resolveEntities(text)
    WXmlUtils.initEntities()
    sb = StringBuf.new()
    i = 0
    n = text::length()
    while i < n
        c = WXmlUtils.getUtf8Char(text,i)
        if ((c == 60) && ((i + 12) < n)) && (Std::charCodeAt(text,i + 1) == 33)
            if (Std::substr(text,i,9) == "<![CDATA[")
                e = text::indexOf("]]>",i)
                if e != -1
                    sb::add(Std::substr(text,i,(e - i) + 3))
                    i = e + 3
                        next
                end
            end
        end
        if c > 127
            special = Utf8::uchr(c)
            sb::add(special)
            i += special::length() - 1
        else 
            if c == 38
                i+=1
                c = Std::charCodeAt(text,i)
                if WXmlUtils.isNameStart(c)
                    name = StringBuf.new()
                    name::addChar(c)
                    i+=1
                    c = Std::charCodeAt(text,i)
                    while WXmlUtils.isNameChar(c)
                        name::addChar(c)
                        i+=1
                        c = Std::charCodeAt(text,i)
                    end
                    ent = name::toString()
                    if ((c == 59) && @@entities::exists(ent)) && !(WXmlUtils.isXmlEntity(ent))
                        val = @@entities::get(ent)
                        sb::add(Utf8::uchr(Std::parseInt(val)))
                    else 
                        sb::add("&")
                        sb::add(name)
                        sb::addChar(c)
                    end
                else 
                    if c == 35
                        i+=1
                        c = Std::charCodeAt(text,i)
                        if c == 120
                            hex = StringBuf.new()
                            i+=1
                            c = Std::charCodeAt(text,i)
                            while WXmlUtils.isHexDigit(c)
                                hex::addChar(c)
                                i+=1
                                c = Std::charCodeAt(text,i)
                            end
                            hent = hex::toString()
                            if (c == 59) && !WXmlUtils.isXmlEntity("#x" + hent)
                                dec = Std::parseInt("0x" + hent)
                                sb::add(Utf8::uchr(dec))
                            else 
                                sb::add("&#x")
                                sb::add(hent)
                                sb::addChar(c)
                            end
                        else 
                            if ((48 <= c) && (c <= 57))
                                dec = StringBuf.new()
                                while ((48 <= c) && (c <= 57))
                                    dec::addChar(c)
                                    i+=1
                                    c = Std::charCodeAt(text,i)
                                end
                                if (c == 59) && !WXmlUtils.isXmlEntity("#" + dec.to_s)
                                    sb::add(Utf8::uchr(Std::parseInt(dec::toString())))
                                else 
                                    sb::add("&#" + dec::toString().to_s)
                                    sb::addChar(c)
                                end
                            end
                        end
                    end
                end
            else 
                sb::addChar(c)
            end
        end
        i+=1
    end
    return sb::toString()
end

.resolveMathMLEntity(name) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 381

def self.resolveMathMLEntity(name)
    WXmlUtils.initEntities()
    if @@entities::exists(name)
        code = @@entities::get(name)
        return Std::parseInt(code)
    end
    return -1
end

.safeParseXML(xml) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 186

def self.safeParseXML(xml)
    begin
    return WXmlUtils.parseXML(xml)
    end
end

.serializeXML(xml) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 191

def self.serializeXML(xml)
    s = xml::toString()
    s = WXmlUtils.filterMathMLEntities(s)
    return s
end

.setAttribute(node, name, value) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 101

def self.setAttribute(node, name, value)
    if (value != nil) && PlatformSettings::PARSE_XML_ENTITIES
        value = WXmlUtils::htmlEscape(value)
    end
    node::set(name,value)
end

.setText(xml, text) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 430

def self.setText(xml, text)
    if xml::nodeType != Xml::Element
        return 
    end
    it = xml::iterator()
    if it::hasNext()
        child = it::next()
        if child::nodeType == Xml::PCData
            xml::removeChild(child)
        end
    end
    xml::addChild(xml::createPCData_(text))
end

.WHITESPACE_COLLAPSE_REGEX ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 12

def self.WHITESPACE_COLLAPSE_REGEX
    @@WHITESPACE_COLLAPSE_REGEX
end

.WHITESPACE_COLLAPSE_REGEX=(WHITESPACE_COLLAPSE_REGEX) ⇒ Object 



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# File 'lib/com/wiris/util/xml/WXmlUtils.rb', line 15

def self.WHITESPACE_COLLAPSE_REGEX=(WHITESPACE_COLLAPSE_REGEX)
    @@WHITESPACE_COLLAPSE_REGEX = WHITESPACE_COLLAPSE_REGEX
end