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The source code/* * $Id: PHPIndentHTML.java,v 1.2 2003/02/24 19:26:31 blaisorblade Exp $ * * PHP Plugin for Jext * * Copyright (C) 2002 Nicolas Thouvenin * touv at yahoo dot fr * * This program 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 2 * of the License, or 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, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ public class PHPIndentHTML { String buffer; public StringBuffer newbuf; PHPIndentHTML(String s) { this.buffer = s; this.newbuf = new StringBuffer(); } public int INDENT_SIZE = 2; public int indent = 0; public void setIndentSize(int i) { this.INDENT_SIZE = i; } public String get() { return this.newbuf.toString(); } public int MAX_LINE_WIDTH = 80; public void setMaxLineWidth(int i) { this.MAX_LINE_WIDTH = i; } public void indent() { parse(onOneLine()); } private String onOneLine() { char c = '\0'; boolean space = false; StringBuffer _buf = new StringBuffer(this.buffer.length()); for (int j = 0; j < this.buffer.length(); j++) { switch (c = this.buffer.charAt(j)) { case '\r': case '\n': case ' ': case '\t': space = true; break; default: if (space) { space = false; _buf.append(' '); } _buf.append(c); } } return _buf.toString(); } private int indentTag(String tag) { tag = tag.trim(); for (int i = 0; i < INDENT_ON_TAG.length; i++) { if (INDENT_ON_TAG[i].equalsIgnoreCase(tag)) { indent++; return TAG; } else if (tag.equalsIgnoreCase("/" + INDENT_ON_TAG[i])) { indent--; return CLOSING_TAG; } } return NULL; } private void parse(String html) { char c = '\0'; int charCount = 0; boolean tag = false; StringBuffer _buf = new StringBuffer(); for (int i = 0; i < html.length(); i++) { charCount++; switch (c = html.charAt(i)) { case '<': tag = true; _buf.append(c); break; case '>': if (tag) { _buf.append('>'); String _tag = _buf.toString(); int _name = _tag.indexOf(' '); if (_name == -1) _name = _tag.length() - 1; String tagName = _tag.substring(1, _name); switch (indentTag(tagName)) { case TAG: this.newbuf.append('\n').append(PHPIndent.createIndent(indent - 1, INDENT_SIZE)).append(_tag); charCount = 0; lastWasTag = false; break; case CLOSING_TAG: this.newbuf.append('\n').append(PHPIndent.createIndent(indent, INDENT_SIZE)).append(_tag); charCount = 0; lastWasTag = false; break; default: if (!lastWasTag) this.newbuf.append('\n').append(PHPIndent.createIndent(indent, INDENT_SIZE)); this.newbuf.append(_tag); lastWasTag = true; break; } _buf.delete(0, _buf.length()); tag = false; } else this.newbuf.append(c); break; case ' ': case '\t': if (charCount >= MAX_LINE_WIDTH) { if (tag) _buf.append('\n').append(PHPIndent.createIndent(indent, INDENT_SIZE)); else this.newbuf.append('\n').append(PHPIndent.createIndent(indent, INDENT_SIZE)); charCount = 0; } default: if (tag) _buf.append(c); else { if (!lastWasTag) { this.newbuf.append('\n').append(PHPIndent.createIndent(indent, INDENT_SIZE)); lastWasTag = true; } this.newbuf.append(c); } break; } } html = null; } public static String[] INDENT_ON_TAG = { "HTML", "BODY", "HEAD", "TABLE", "TR", "TD", "DIV", "UL", "OL", "FORM", "CENTER", "FRAMESET", "NOFRAMES", "SCRIPT" }; private boolean lastWasTag = false; private static final int TAG = 1; private static final int NULL = -1; private static final int CLOSING_TAG = 3; } |
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