blob: 45729278a96255ae76da9e205ffe176a45ce2c32 (
plain) (
tree)
|
|
/*+
* Copyright 2012, 2013 rsiddharth <rsiddharth@ninthfloor.org>
*
* This file is part of Scruf.
*
* Scruf is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package scruf.parsers;
import java.util.*;
import java.util.regex.*;
import scruf.status.*;
public class DetectHTMLTag {
private List<String> closingHtmlTags = new ArrayList<String>();
private Pattern htmlTagPattern = Pattern.compile("^\\<((\\w+?).*?)\\>.*?(\\<\\/\\2\\>)",
Pattern.DOTALL);
private String lastHtmlBlock = null;
private boolean insideHtmlBlock = false;
private boolean htmlInScruffy = false;
public boolean isHtmlTag(String text) {
Matcher htmlTagMatcher = htmlTagPattern.matcher(text);
if(htmlTagMatcher.find()) {
lastHtmlBlock = htmlTagMatcher.group();
closingHtmlTags.add(htmlTagMatcher.group(3));
insideHtmlBlock = true;
return true;
}else {
return isClosingHtmlTag(text);
}
}
private boolean isClosingHtmlTag(String text) {
for(String closingTag: closingHtmlTags) {
if(text.startsWith(closingTag)) {
lastHtmlBlock = closingTag;
closingHtmlTags.remove(closingTag);
if(closingHtmlTags.isEmpty())
insideHtmlBlock = false;
return true;
}
}
return false;
}
public boolean isHtmlInScruffy(String text) {
Integer blankLineCounter;
if(isHtmlTag(text)) {
Pattern qText = Pattern.compile("\\Q"+lastHtmlBlock+"\\E");
htmlInScruffy = qText.matcher(PresentFile.fileContent).find();
Pattern pBlankLine = Pattern.compile("\\n\\n");
Matcher mBlankLine = pBlankLine.matcher(lastHtmlBlock);
blankLineCounter = 0;
while(mBlankLine.find())
++blankLineCounter;
if(blankLineCounter == 0) {
closingHtmlTags.clear();
resetEverything();
}
}
return insideHtmlBlock && htmlInScruffy;
}
public boolean insideHtmlBlock() {
return insideHtmlBlock;
}
public void resetEverything() {
insideHtmlBlock = false;
htmlInScruffy = false;
lastHtmlBlock = null;
}
}
|