mirror of
https://github.com/Lastorder-DC/rhymix.git
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Remove outdated PHP HTML Parser library
This commit is contained in:
Kijin Sung
parent
a1e8d14b0d
commit
5d5fe818f1
3 changed files with 0 additions and 627 deletions
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@ -1,48 +0,0 @@
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/* ====================================================================
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* Based on The Apache Software License, Version 1.1
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*
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* Copyright (c) 2003 Jose Solorzano. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. The end-user documentation included with the redistribution,
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* if any, must include the following acknowledgment:
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* "This product includes software developed by
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* Jose Solorzano."
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* Alternately, this acknowledgment may appear in the software itself,
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* if and wherever such third-party acknowledgments normally appear.
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*
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* 4. The name "Jose Solorzano" must not be used to endorse or promote
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* products derived from this software without prior written
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* permission.
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*
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* 5. Products derived from this software may not be called "Jose Solorzano",
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* nor may "Jose Solorzano" appear in their name, without prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL STARNETSYS, LLC. OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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* ====================================================================
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*
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*/
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@ -1,214 +0,0 @@
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<?
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/*
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* Copyright (c) 2003 Jose Solorzano. All rights reserved.
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* Redistribution of source must retain this copyright notice.
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*/
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include ("htmlparser.inc");
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/**
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* Class Html2Text. (HtmlParser example.)
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* Converts HTML to ASCII attempting to preserve
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* document structure.
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* To use, create an instance of Html2Text passing
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* the text to convert and the desired maximum
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* number of characters per line. Then invoke
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* convert() which returns ASCII text.
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*/
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class Html2Text {
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// Private fields
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var $iCurrentLine = "";
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var $iCurrentWord = "";
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var $iCurrentWordArray;
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var $iCurrentWordIndex;
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var $iInScript;
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var $iListLevel = 0;
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var $iHtmlText;
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var $iMaxColumns;
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var $iHtmlParser;
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// Constants
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var $TOKEN_BR = 0;
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var $TOKEN_P = 1;
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var $TOKEN_LI = 2;
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var $TOKEN_AFTERLI = 3;
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var $TOKEN_UL = 4;
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var $TOKEN_ENDUL = 5;
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function Html2Text ($aHtmlText, $aMaxColumns) {
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$this->iHtmlText = $aHtmlText;
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$this->iMaxColumns = $aMaxColumns;
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}
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function convert() {
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$this->iHtmlParser = new HtmlParser($this->iHtmlText);
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$wholeText = "";
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while (($line = $this->getLine()) !== false) {
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$wholeText .= ($line . "\r\n");
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}
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return $wholeText;
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}
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function getLine() {
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while (true) {
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if (!$this->addWordToLine($this->iCurrentWord)) {
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$retvalue = $this->iCurrentLine;
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$this->iCurrentLine = "";
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return $retvalue;
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}
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$word = $this->getWord();
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if ($word === false) {
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if ($this->iCurrentLine == "") {
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break;
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}
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$retvalue = $this->iCurrentLine;
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$this->iCurrentLine = "";
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$this->iInText = false;
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$this->iCurrentWord = "";
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return $retvalue;
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}
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}
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return false;
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}
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function addWordToLine ($word) {
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if ($this->iInScript) {
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return true;
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}
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$prevLine = $this->iCurrentLine;
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if ($word === $this->TOKEN_BR) {
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$this->iCurrentWord = "";
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return false;
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}
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if ($word === $this->TOKEN_P) {
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$this->iCurrentWord = $this->TOKEN_BR;
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return false;
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}
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if ($word === $this->TOKEN_UL) {
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$this->iCurrentWord = $this->TOKEN_BR;
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return false;
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}
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if ($word === $this->TOKEN_ENDUL) {
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$this->iCurrentWord = $this->TOKEN_BR;
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return false;
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}
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if ($word === $this->TOKEN_LI) {
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$this->iCurrentWord = $this->TOKEN_AFTERLI;
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return false;
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}
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$toAdd = $word;
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if ($word === $this->TOKEN_AFTERLI) {
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$toAdd = "";
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}
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if ($prevLine != "") {
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$prevLine .= " ";
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}
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else {
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$prevLine = $this->getIndentation($word === $this->TOKEN_AFTERLI);
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}
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$candidateLine = $prevLine . $toAdd;
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if (strlen ($candidateLine) > $this->iMaxColumns && $prevLine != "") {
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return false;
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}
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$this->iCurrentLine = $candidateLine;
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return true;
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}
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function getWord() {
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while (true) {
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if ($this->iHtmlParser->iNodeType == NODE_TYPE_TEXT) {
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if (!$this->iInText) {
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$words = $this->splitWords($this->iHtmlParser->iNodeValue);
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$this->iCurrentWordArray = $words;
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$this->iCurrentWordIndex = 0;
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$this->iInText = true;
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}
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if ($this->iCurrentWordIndex < count($this->iCurrentWordArray)) {
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$this->iCurrentWord = $this->iCurrentWordArray[$this->iCurrentWordIndex++];
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return $this->iCurrentWord;
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}
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else {
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$this->iInText = false;
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}
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}
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else if ($this->iHtmlParser->iNodeType == NODE_TYPE_ELEMENT) {
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if (strcasecmp ($this->iHtmlParser->iNodeName, "br") == 0) {
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$this->iHtmlParser->parse();
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$this->iCurrentWord = $this->TOKEN_BR;
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return $this->iCurrentWord;
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}
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else if (strcasecmp ($this->iHtmlParser->iNodeName, "p") == 0) {
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$this->iHtmlParser->parse();
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$this->iCurrentWord = $this->TOKEN_P;
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return $this->iCurrentWord;
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}
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else if (strcasecmp ($this->iHtmlParser->iNodeName, "script") == 0) {
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$this->iHtmlParser->parse();
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$this->iCurrentWord = "";
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$this->iInScript = true;
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return $this->iCurrentWord;
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}
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else if (strcasecmp ($this->iHtmlParser->iNodeName, "ul") == 0 || strcasecmp ($this->iHtmlParser->iNodeName, "ol") == 0) {
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$this->iHtmlParser->parse();
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$this->iCurrentWord = $this->TOKEN_UL;
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$this->iListLevel++;
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return $this->iCurrentWord;
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}
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else if (strcasecmp ($this->iHtmlParser->iNodeName, "li") == 0) {
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$this->iHtmlParser->parse();
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$this->iCurrentWord = $this->TOKEN_LI;
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return $this->iCurrentWord;
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}
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}
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else if ($this->iHtmlParser->iNodeType == NODE_TYPE_ENDELEMENT) {
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if (strcasecmp ($this->iHtmlParser->iNodeName, "script") == 0) {
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$this->iHtmlParser->parse();
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$this->iCurrentWord = "";
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$this->iInScript = false;
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return $this->iCurrentWord;
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}
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else if (strcasecmp ($this->iHtmlParser->iNodeName, "ul") == 0 || strcasecmp ($this->iHtmlParser->iNodeName, "ol") == 0) {
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$this->iHtmlParser->parse();
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$this->iCurrentWord = $this->TOKEN_ENDUL;
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if ($this->iListLevel > 0) {
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$this->iListLevel--;
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}
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return $this->iCurrentWord;
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}
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}
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if (!$this->iHtmlParser->parse()) {
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break;
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}
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}
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return false;
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}
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function splitWords ($text) {
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$words = split ("[ \t\r\n]+", $text);
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for ($idx = 0; $idx < count($words); $idx++) {
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$words[$idx] = $this->htmlDecode($words[$idx]);
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}
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return $words;
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}
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function htmlDecode ($text) {
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// TBD
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return $text;
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}
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function getIndentation ($hasLI) {
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$indent = "";
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$idx = 0;
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for ($idx = 0; $idx < ($this->iListLevel - 1); $idx++) {
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$indent .= " ";
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}
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if ($this->iListLevel > 0) {
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$indent = $hasLI ? ($indent . "- ") : ($indent . " ");
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}
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return $indent;
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}
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}
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@ -1,365 +0,0 @@
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<?php
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/*
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* Copyright (c) 2003 Jose Solorzano. All rights reserved.
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* Redistribution of source must retain this copyright notice.
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*
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* Jose Solorzano (http://jexpert.us) is a software consultant.
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*
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* Contributions by:
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* - Leo West (performance improvements)
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*/
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define ("NODE_TYPE_START",0);
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define ("NODE_TYPE_ELEMENT",1);
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define ("NODE_TYPE_ENDELEMENT",2);
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define ("NODE_TYPE_TEXT",3);
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define ("NODE_TYPE_COMMENT",4);
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define ("NODE_TYPE_DONE",5);
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/**
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* Class HtmlParser.
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* To use, create an instance of the class passing
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* HTML text. Then invoke parse() until it's false.
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* When parse() returns true, $iNodeType, $iNodeName
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* $iNodeValue and $iNodeAttributes are updated.
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*
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* To create an HtmlParser instance you may also
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* use convenience functions HtmlParser_ForFile
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* and HtmlParser_ForURL.
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*/
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class HtmlParser {
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/**
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* Field iNodeType.
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* May be one of the NODE_TYPE_* constants above.
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*/
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var $iNodeType;
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/**
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* Field iNodeName.
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* For elements, it's the name of the element.
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*/
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var $iNodeName = "";
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/**
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* Field iNodeValue.
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* For text nodes, it's the text.
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*/
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var $iNodeValue = "";
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/**
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* Field iNodeAttributes.
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* A string-indexed array containing attribute values
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* of the current node. Indexes are always lowercase.
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*/
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var $iNodeAttributes;
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// The following fields should be
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// considered private:
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var $iHtmlText;
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var $iHtmlTextLength;
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var $iHtmlTextIndex = 0;
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var $iHtmlCurrentChar;
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var $BOE_ARRAY;
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var $B_ARRAY;
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var $BOS_ARRAY;
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/**
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* Constructor.
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* Constructs an HtmlParser instance with
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* the HTML text given.
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*/
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function HtmlParser ($aHtmlText) {
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$this->iHtmlText = $aHtmlText;
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$this->iHtmlTextLength = strlen($aHtmlText);
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$this->iNodeAttributes = array();
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$this->setTextIndex (0);
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$this->BOE_ARRAY = array (" ", "\t", "\r", "\n", "=" );
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$this->B_ARRAY = array (" ", "\t", "\r", "\n" );
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$this->BOS_ARRAY = array (" ", "\t", "\r", "\n", "/" );
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}
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/**
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* Method parse.
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* Parses the next node. Returns false only if
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* the end of the HTML text has been reached.
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* Updates values of iNode* fields.
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*/
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function parse() {
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$text = $this->skipToElement();
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if ($text != "") {
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$this->iNodeType = NODE_TYPE_TEXT;
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$this->iNodeName = "Text";
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$this->iNodeValue = $text;
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return true;
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}
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return $this->readTag();
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}
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function clearAttributes() {
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$this->iNodeAttributes = array();
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}
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function readTag() {
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if ($this->iCurrentChar != "<") {
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$this->iNodeType = NODE_TYPE_DONE;
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return false;
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}
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$this->clearAttributes();
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$this->skipMaxInTag ("<", 1);
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if ($this->iCurrentChar == '/') {
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$this->moveNext();
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$name = $this->skipToBlanksInTag();
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$this->iNodeType = NODE_TYPE_ENDELEMENT;
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$this->iNodeName = $name;
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$this->iNodeValue = "";
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$this->skipEndOfTag();
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return true;
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}
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$name = $this->skipToBlanksOrSlashInTag();
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if (!$this->isValidTagIdentifier ($name)) {
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$comment = false;
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if (strpos($name, "!--") === 0) {
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$ppos = strpos($name, "--", 3);
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if (strpos($name, "--", 3) === (strlen($name) - 2)) {
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$this->iNodeType = NODE_TYPE_COMMENT;
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$this->iNodeName = "Comment";
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$this->iNodeValue = "<" . $name . ">";
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$comment = true;
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}
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else {
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$rest = $this->skipToStringInTag ("-->");
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if ($rest != "") {
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$this->iNodeType = NODE_TYPE_COMMENT;
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$this->iNodeName = "Comment";
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$this->iNodeValue = "<" . $name . $rest;
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$comment = true;
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// Already skipped end of tag
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return true;
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}
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}
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}
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if (!$comment) {
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$this->iNodeType = NODE_TYPE_TEXT;
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$this->iNodeName = "Text";
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$this->iNodeValue = "<" . $name;
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return true;
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}
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}
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else {
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$this->iNodeType = NODE_TYPE_ELEMENT;
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$this->iNodeValue = "";
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$this->iNodeName = $name;
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while ($this->skipBlanksInTag()) {
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$attrName = $this->skipToBlanksOrEqualsInTag();
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if ($attrName != "" && $attrName != "/") {
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$this->skipBlanksInTag();
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if ($this->iCurrentChar == "=") {
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$this->skipEqualsInTag();
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$this->skipBlanksInTag();
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$value = $this->readValueInTag();
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$this->iNodeAttributes[strtolower($attrName)] = $value;
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}
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else {
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$this->iNodeAttributes[strtolower($attrName)] = "";
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}
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}
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}
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}
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$this->skipEndOfTag();
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return true;
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}
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function isValidTagIdentifier ($name) {
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return ereg ("^[A-Za-z0-9_\\-]+$", $name);
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}
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function skipBlanksInTag() {
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return "" != ($this->skipInTag ($this->B_ARRAY));
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}
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function skipToBlanksOrEqualsInTag() {
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return $this->skipToInTag ($this->BOE_ARRAY);
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}
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function skipToBlanksInTag() {
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return $this->skipToInTag ($this->B_ARRAY);
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}
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function skipToBlanksOrSlashInTag() {
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return $this->skipToInTag ($this->BOS_ARRAY);
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}
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function skipEqualsInTag() {
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return $this->skipMaxInTag ("=", 1);
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}
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function readValueInTag() {
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$ch = $this->iCurrentChar;
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$value = "";
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if ($ch == "\"") {
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$this->skipMaxInTag ("\"", 1);
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$value = $this->skipToInTag ("\"");
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$this->skipMaxInTag ("\"", 1);
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}
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else if ($ch == "'") {
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$this->skipMaxInTag ("'", 1);
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$value = $this->skipToInTag ("'");
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$this->skipMaxInTag ("'", 1);
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}
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else {
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$value = $this->skipToBlanksInTag();
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}
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return $value;
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}
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function setTextIndex ($index) {
|
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$this->iHtmlTextIndex = $index;
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if ($index >= $this->iHtmlTextLength) {
|
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$this->iCurrentChar = -1;
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}
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else {
|
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$this->iCurrentChar = $this->iHtmlText{$index};
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}
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}
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function moveNext() {
|
||||
if ($this->iHtmlTextIndex < $this->iHtmlTextLength) {
|
||||
$this->setTextIndex ($this->iHtmlTextIndex + 1);
|
||||
return true;
|
||||
}
|
||||
else {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
function skipEndOfTag() {
|
||||
while (($ch = $this->iCurrentChar) !== -1) {
|
||||
if ($ch == ">") {
|
||||
$this->moveNext();
|
||||
return;
|
||||
}
|
||||
$this->moveNext();
|
||||
}
|
||||
}
|
||||
|
||||
function skipInTag ($chars) {
|
||||
$sb = "";
|
||||
while (($ch = $this->iCurrentChar) !== -1) {
|
||||
if ($ch == ">") {
|
||||
return $sb;
|
||||
} else {
|
||||
$match = false;
|
||||
for ($idx = 0; $idx < count($chars); $idx++) {
|
||||
if ($ch == $chars[$idx]) {
|
||||
$match = true;
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (!$match) {
|
||||
return $sb;
|
||||
}
|
||||
$sb .= $ch;
|
||||
$this->moveNext();
|
||||
}
|
||||
}
|
||||
return $sb;
|
||||
}
|
||||
|
||||
function skipMaxInTag ($chars, $maxChars) {
|
||||
$sb = "";
|
||||
$count = 0;
|
||||
while (($ch = $this->iCurrentChar) !== -1 && $count++ < $maxChars) {
|
||||
if ($ch == ">") {
|
||||
return $sb;
|
||||
} else {
|
||||
$match = false;
|
||||
for ($idx = 0; $idx < count($chars); $idx++) {
|
||||
if ($ch == $chars[$idx]) {
|
||||
$match = true;
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (!$match) {
|
||||
return $sb;
|
||||
}
|
||||
$sb .= $ch;
|
||||
$this->moveNext();
|
||||
}
|
||||
}
|
||||
return $sb;
|
||||
}
|
||||
|
||||
function skipToInTag ($chars) {
|
||||
$sb = "";
|
||||
while (($ch = $this->iCurrentChar) !== -1) {
|
||||
$match = $ch == ">";
|
||||
if (!$match) {
|
||||
for ($idx = 0; $idx < count($chars); $idx++) {
|
||||
if ($ch == $chars[$idx]) {
|
||||
$match = true;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
if ($match) {
|
||||
return $sb;
|
||||
}
|
||||
$sb .= $ch;
|
||||
$this->moveNext();
|
||||
}
|
||||
return $sb;
|
||||
}
|
||||
|
||||
function skipToElement() {
|
||||
$sb = "";
|
||||
while (($ch = $this->iCurrentChar) !== -1) {
|
||||
if ($ch == "<") {
|
||||
return $sb;
|
||||
}
|
||||
$sb .= $ch;
|
||||
$this->moveNext();
|
||||
}
|
||||
return $sb;
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns text between current position and $needle,
|
||||
* inclusive, or "" if not found. The current index is moved to a point
|
||||
* after the location of $needle, or not moved at all
|
||||
* if nothing is found.
|
||||
*/
|
||||
function skipToStringInTag ($needle) {
|
||||
$pos = strpos ($this->iHtmlText, $needle, $this->iHtmlTextIndex);
|
||||
if ($pos === false) {
|
||||
return "";
|
||||
}
|
||||
$top = $pos + strlen($needle);
|
||||
$retvalue = substr ($this->iHtmlText, $this->iHtmlTextIndex, $top - $this->iHtmlTextIndex);
|
||||
$this->setTextIndex ($top);
|
||||
return $retvalue;
|
||||
}
|
||||
}
|
||||
|
||||
function HtmlParser_ForFile ($fileName) {
|
||||
return HtmlParser_ForURL($fileName);
|
||||
}
|
||||
|
||||
function HtmlParser_ForURL ($url) {
|
||||
$fp = fopen ($url, "r");
|
||||
$content = "";
|
||||
while (true) {
|
||||
$data = fread ($fp, 8192);
|
||||
if (strlen($data) == 0) {
|
||||
break;
|
||||
}
|
||||
$content .= $data;
|
||||
}
|
||||
fclose ($fp);
|
||||
return new HtmlParser ($content);
|
||||
}
|
||||
|
||||
php?>
|
||||
Loading…
Add table
Add a link
Reference in a new issue