/*
* Copyright 2000-2013 Vaadin Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.vaadin.sass.internal.tree;
import java.util.ArrayList;
import java.util.regex.Pattern;
import com.vaadin.sass.internal.ScssStylesheet;
import com.vaadin.sass.internal.parser.LexicalUnitImpl;
import com.vaadin.sass.internal.util.StringUtil;
public class RuleNode extends Node implements IVariableNode {
private static final long serialVersionUID = 6653493127869037022L;
String variable;
LexicalUnitImpl value;
String comment;
private boolean important;
public RuleNode(String variable, LexicalUnitImpl value, boolean important,
String comment) {
this.variable = variable;
this.value = value;
this.important = important;
this.comment = comment;
}
public String getVariable() {
return variable;
}
public void setVariable(String variable) {
this.variable = variable;
}
public LexicalUnitImpl getValue() {
return value;
}
public void setValue(LexicalUnitImpl value) {
this.value = value;
}
@Override
public String toString() {
StringBuilder builder = new StringBuilder();
builder.append(variable).append(": ").append(value.toString());
builder.append(important ? " !important;" : ";");
if (comment != null) {
builder.append(comment);
}
return builder.toString();
}
public boolean isImportant() {
return important;
}
public void setImportant(boolean important) {
this.important = important;
}
public String getComment() {
return comment;
}
public void setComment(String comment) {
this.comment = comment;
}
@Override
public void replaceVariables(ArrayList<VariableNode> variables) {
for (final VariableNode node : variables) {
String interpolation = "#{$" + node.getName() + "}";
if (variable != null && variable.contains(interpolation)) {
variable = variable.replaceAll(Pattern.quote(interpolation),
node.getExpr().toString());
}
if (value.getLexicalUnitType() == LexicalUnitImpl.SAC_FUNCTION) {
if (value.getParameters() != null) {
if (StringUtil.containsVariable(value.getParameters()
.toString(), node.getName())) {
LexicalUnitImpl param = value.getParameters();
while (param != null) {
if (param.getLexicalUnitType() == LexicalUnitImpl.SCSS_VARIABLE
&& param.getValue().toString()
.equals(node.getName())) {
param.replaceValue(node.getExpr());
}
param = param.getNextLexicalUnit();
}
}
}
} else if (value.getStringValue() != null
&& value.getStringValue().contains(interpolation)) {
LexicalUnitImpl current = value;
while (current != null) {
if (current.getValue().toString().contains(interpolation)) {
current.setStringValue(current
.getValue()
.toString()
.replaceAll(Pattern.quote(interpolation),
node.getExpr().toString()));
}
current = current.getNextLexicalUnit();
}
} else {
LexicalUnitImpl current = value;
while (current != null) {
if (current.getLexicalUnitType() == LexicalUnitImpl.SCSS_VARIABLE
&& current.getValue().toString()
.equals(node.getName())) {
current.replaceValue(node.getExpr());
}
current = current.getNextLexicalUnit();
}
}
}
}
@Override
public void traverse() {
replaceVariables(ScssStylesheet.getVariables());
}
}