From a7abe24382bac00243fd19ebc2cdde87569eab79 Mon Sep 17 00:00:00 2001
From: friendica <info@friendica.com>
Date: Mon, 22 Oct 2012 19:46:18 -0700
Subject: more file cleanup

---
 include/markdownify/parsehtml/parsehtml.php | 618 ----------------------------
 1 file changed, 618 deletions(-)
 delete mode 100644 include/markdownify/parsehtml/parsehtml.php

(limited to 'include/markdownify/parsehtml')

diff --git a/include/markdownify/parsehtml/parsehtml.php b/include/markdownify/parsehtml/parsehtml.php
deleted file mode 100644
index 1a8ecacda..000000000
--- a/include/markdownify/parsehtml/parsehtml.php
+++ /dev/null
@@ -1,618 +0,0 @@
-<?php
-/**
- * parseHTML is a HTML parser which works with PHP 4 and above.
- * It tries to handle invalid HTML to some degree.
- *
- * @version 1.0 beta
- * @author Milian Wolff (mail@milianw.de, http://milianw.de)
- * @license LGPL, see LICENSE_LGPL.txt and the summary below
- * @copyright (C) 2007  Milian Wolff
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- */
-class parseHTML {
-  /**
-   * tags which are always empty (<br /> etc.)
-   *
-   * @var array<string>
-   */
-  var $emptyTags = array(
-    'br',
-    'hr',
-    'input',
-    'img',
-    'area',
-    'link',
-    'meta',
-    'param',
-  );
-  /**
-   * tags with preformatted text
-   * whitespaces wont be touched in them
-   *
-   * @var array<string>
-   */
-  var $preformattedTags = array(
-    'script',
-    'style',
-    'pre',
-    'code',
-  );
-  /**
-   * supress HTML tags inside preformatted tags (see above)
-   *
-   * @var bool
-   */
-  var $noTagsInCode = false;
-  /**
-   * html to be parsed
-   *
-   * @var string
-   */
-  var $html = '';
-  /**
-   * node type:
-   *
-   * - tag (see isStartTag)
-   * - text (includes cdata)
-   * - comment
-   * - doctype
-   * - pi (processing instruction)
-   *
-   * @var string
-   */
-  var $nodeType = '';
-  /**
-   * current node content, i.e. either a
-   * simple string (text node), or something like
-   * <tag attrib="value"...>
-   *
-   * @var string
-   */
-  var $node = '';
-  /**
-   * wether current node is an opening tag (<a>) or not (</a>)
-   * set to NULL if current node is not a tag
-   * NOTE: empty tags (<br />) set this to true as well!
-   *
-   * @var bool | null
-   */
-  var $isStartTag = null;
-  /**
-   * wether current node is an empty tag (<br />) or not (<a></a>)
-   *
-   * @var bool | null
-   */
-  var $isEmptyTag = null;
-  /**
-   * tag name
-   *
-   * @var string | null
-   */
-  var $tagName = '';
-  /**
-   * attributes of current tag
-   *
-   * @var array (attribName=>value) | null
-   */
-  var $tagAttributes = null;
-  /**
-   * wether the current tag is a block element
-   *
-   * @var bool | null
-   */
-  var $isBlockElement = null;
-
-  /**
-   * keep whitespace
-   *
-   * @var int
-   */
-  var $keepWhitespace = 0;
-  /**
-   * list of open tags
-   * count this to get current depth
-   *
-   * @var array
-   */
-  var $openTags = array();
-  /**
-   * list of block elements
-   *
-   * @var array
-   * TODO: what shall we do with <del> and <ins> ?!
-   */
-  var $blockElements = array (
-    # tag name => <bool> is block
-    # block elements
-    'address' => true,
-    'blockquote' => true,
-    'center' => true,
-    'del' => true,
-    'dir' => true,
-    'div' => true,
-    'dl' => true,
-    'fieldset' => true,
-    'form' => true,
-    'h1' => true,
-    'h2' => true,
-    'h3' => true,
-    'h4' => true,
-    'h5' => true,
-    'h6' => true,
-    'hr' => true,
-    'ins' => true,
-    'isindex' => true,
-    'menu' => true,
-    'noframes' => true,
-    'noscript' => true,
-    'ol' => true,
-    'p' => true,
-    'pre' => true,
-    'table' => true,
-    'ul' => true,
-    # set table elements and list items to block as well
-    'thead' => true,
-    'tbody' => true,
-    'tfoot' => true,
-    'td' => true,
-    'tr' => true,
-    'th' => true,
-    'li' => true,
-    'dd' => true,
-    'dt' => true,
-    # header items and html / body as well
-    'html' => true,
-    'body' => true,
-    'head' => true,
-    'meta' => true,
-    'link' => true,
-    'style' => true,
-    'title' => true,
-    # unfancy media tags, when indented should be rendered as block
-    'map' => true,
-    'object' => true,
-    'param' => true,
-    'embed' => true,
-    'area' => true,
-    # inline elements
-    'a' => false,
-    'abbr' => false,
-    'acronym' => false,
-    'applet' => false,
-    'b' => false,
-    'basefont' => false,
-    'bdo' => false,
-    'big' => false,
-    'br' => false,
-    'button' => false,
-    'cite' => false,
-    'code' => false,
-    'del' => false,
-    'dfn' => false,
-    'em' => false,
-    'font' => false,
-    'i' => false,
-    'img' => false,
-    'ins' => false,
-    'input' => false,
-    'iframe' => false,
-    'kbd' => false,
-    'label' => false,
-    'q' => false,
-    'samp' => false,
-    'script' => false,
-    'select' => false,
-    'small' => false,
-    'span' => false,
-    'strong' => false,
-    'sub' => false,
-    'sup' => false,
-    'textarea' => false,
-    'tt' => false,
-    'var' => false,
-  );
-  /**
-   * get next node, set $this->html prior!
-   *
-   * @param void
-   * @return bool
-   */
-  function nextNode() {
-    if (empty($this->html)) {
-      # we are done with parsing the html string
-      return false;
-    }
-    static $skipWhitespace = true;
-    if ($this->isStartTag && !$this->isEmptyTag) {
-      array_push($this->openTags, $this->tagName);
-      if (in_array($this->tagName, $this->preformattedTags)) {
-        # dont truncate whitespaces for <code> or <pre> contents
-        $this->keepWhitespace++;
-      }
-    }
-
-    if ($this->html[0] == '<') {
-      $token = substr($this->html, 0, 9);
-      if (substr($token, 0, 2) == '<?') {
-        # xml prolog or other pi's
-        /** TODO **/
-        #trigger_error('this might need some work', E_USER_NOTICE);
-        $pos = strpos($this->html, '>');
-        $this->setNode('pi', $pos + 1);
-        return true;
-      }
-      if (substr($token, 0, 4) == '<!--') {
-        # comment
-        $pos = strpos($this->html, '-->');
-        if ($pos === false) {
-          # could not find a closing -->, use next gt instead
-          # this is firefox' behaviour
-          $pos = strpos($this->html, '>') + 1;
-        } else {
-          $pos += 3;
-        }
-        $this->setNode('comment', $pos);
-
-        $skipWhitespace = true;
-        return true;
-      }
-      if ($token == '<!DOCTYPE') {
-        # doctype
-        $this->setNode('doctype', strpos($this->html, '>')+1);
-
-        $skipWhitespace = true;
-        return true;
-      }
-      if ($token == '<![CDATA[') {
-        # cdata, use text node
-
-        # remove leading <![CDATA[
-        $this->html = substr($this->html, 9);
-
-        $this->setNode('text', strpos($this->html, ']]>')+3);
-
-        # remove trailing ]]> and trim
-        $this->node = substr($this->node, 0, -3);
-        $this->handleWhitespaces();
-
-        $skipWhitespace = true;
-        return true;
-      }
-      if ($this->parseTag()) {
-        # seems to be a tag
-        # handle whitespaces
-        if ($this->isBlockElement) {
-          $skipWhitespace = true;
-        } else {
-          $skipWhitespace = false;
-        }
-        return true;
-      }
-    }
-    if ($this->keepWhitespace) {
-      $skipWhitespace = false;
-    }
-    # when we get here it seems to be a text node
-    $pos = strpos($this->html, '<');
-    if ($pos === false) {
-      $pos = strlen($this->html);
-    }
-    $this->setNode('text', $pos);
-    $this->handleWhitespaces();
-    if ($skipWhitespace && $this->node == ' ') {
-      return $this->nextNode();
-    }
-    $skipWhitespace = false;
-    return true;
-  }
-  /**
-   * parse tag, set tag name and attributes, see if it's a closing tag and so forth...
-   *
-   * @param void
-   * @return bool
-   */
-  function parseTag() {
-    static $a_ord, $z_ord, $special_ords;
-    if (!isset($a_ord)) {
-      $a_ord = ord('a');
-      $z_ord = ord('z');
-      $special_ords = array(
-        ord(':'), // for xml:lang
-        ord('-'), // for http-equiv
-      );
-    }
-
-    $tagName = '';
-
-    $pos = 1;
-    $isStartTag = $this->html[$pos] != '/';
-    if (!$isStartTag) {
-      $pos++;
-    }
-    # get tagName
-    while (isset($this->html[$pos])) {
-      $pos_ord = ord(strtolower($this->html[$pos]));
-      if (($pos_ord >= $a_ord && $pos_ord <= $z_ord) || (!empty($tagName) && is_numeric($this->html[$pos]))) {
-        $tagName .= $this->html[$pos];
-        $pos++;
-      } else {
-        $pos--;
-        break;
-      }
-    }
-
-    $tagName = strtolower($tagName);
-    if (empty($tagName) || !isset($this->blockElements[$tagName])) {
-      # something went wrong => invalid tag
-      $this->invalidTag();
-      return false;
-    }
-    if ($this->noTagsInCode && end($this->openTags) == 'code' && !($tagName == 'code' && !$isStartTag)) {
-      # we supress all HTML tags inside code tags
-      $this->invalidTag();
-      return false;
-    }
-
-    # get tag attributes
-    /** TODO: in html 4 attributes do not need to be quoted **/
-    $isEmptyTag = false;
-    $attributes = array();
-    $currAttrib = '';
-    while (isset($this->html[$pos+1])) {
-      $pos++;
-      # close tag
-      if ($this->html[$pos] == '>' || $this->html[$pos].$this->html[$pos+1] == '/>') {
-        if ($this->html[$pos] == '/') {
-          $isEmptyTag = true;
-          $pos++;
-        }
-        break;
-      }
-
-      $pos_ord = ord(strtolower($this->html[$pos]));
-      if ( ($pos_ord >= $a_ord && $pos_ord <= $z_ord) || in_array($pos_ord, $special_ords)) {
-        # attribute name
-        $currAttrib .= $this->html[$pos];
-      } elseif (in_array($this->html[$pos], array(' ', "\t", "\n"))) {
-        # drop whitespace
-      } elseif (in_array($this->html[$pos].$this->html[$pos+1], array('="', "='"))) {
-        # get attribute value
-        $pos++;
-        $await = $this->html[$pos]; # single or double quote
-        $pos++;
-        $value = '';
-        while (isset($this->html[$pos]) && $this->html[$pos] != $await) {
-          $value .= $this->html[$pos];
-          $pos++;
-        }
-        $attributes[$currAttrib] = $value;
-        $currAttrib = '';
-      } else {
-        $this->invalidTag();
-        return false;
-      }
-    }
-    if ($this->html[$pos] != '>') {
-      $this->invalidTag();
-      return false;
-    }
-
-    if (!empty($currAttrib)) {
-      # html 4 allows something like <option selected> instead of <option selected="selected">
-      $attributes[$currAttrib] = $currAttrib;
-    }
-    if (!$isStartTag) {
-      if (!empty($attributes) || $tagName != end($this->openTags)) {
-        # end tags must not contain any attributes
-        # or maybe we did not expect a different tag to be closed
-        $this->invalidTag();
-        return false;
-      }
-      array_pop($this->openTags);
-      if (in_array($tagName, $this->preformattedTags)) {
-        $this->keepWhitespace--;
-      }
-    }
-    $pos++;
-    $this->node = substr($this->html, 0, $pos);
-    $this->html = substr($this->html, $pos);
-    $this->tagName = $tagName;
-    $this->tagAttributes = $attributes;
-    $this->isStartTag = $isStartTag;
-    $this->isEmptyTag = $isEmptyTag || in_array($tagName, $this->emptyTags);
-    if ($this->isEmptyTag) {
-      # might be not well formed
-      $this->node = preg_replace('# */? *>$#', ' />', $this->node);
-    }
-    $this->nodeType = 'tag';
-    $this->isBlockElement = $this->blockElements[$tagName];
-    return true;
-  }
-  /**
-   * handle invalid tags
-   *
-   * @param void
-   * @return void
-   */
-  function invalidTag() {
-    $this->html = substr_replace($this->html, '&lt;', 0, 1);
-  }
-  /**
-   * update all vars and make $this->html shorter
-   *
-   * @param string $type see description for $this->nodeType
-   * @param int $pos to which position shall we cut?
-   * @return void
-   */
-  function setNode($type, $pos) {
-    if ($this->nodeType == 'tag') {
-      # set tag specific vars to null
-      # $type == tag should not be called here
-      # see this::parseTag() for more
-      $this->tagName = null;
-      $this->tagAttributes = null;
-      $this->isStartTag = null;
-      $this->isEmptyTag = null;
-      $this->isBlockElement = null;
-
-    }
-    $this->nodeType = $type;
-    $this->node = substr($this->html, 0, $pos);
-    $this->html = substr($this->html, $pos);
-  }
-  /**
-   * check if $this->html begins with $str
-   *
-   * @param string $str
-   * @return bool
-   */
-  function match($str) {
-    return substr($this->html, 0, strlen($str)) == $str;
-  }
-  /**
-   * truncate whitespaces
-   *
-   * @param void
-   * @return void
-   */
-  function handleWhitespaces() {
-    if ($this->keepWhitespace) {
-      # <pre> or <code> before...
-      return;
-    }
-    # truncate multiple whitespaces to a single one
-    $this->node = preg_replace('#\s+#s', ' ', $this->node);
-  }
-  /**
-   * normalize self::node
-   *
-   * @param void
-   * @return void
-   */
-  function normalizeNode() {
-    $this->node = '<';
-    if (!$this->isStartTag) {
-      $this->node .= '/'.$this->tagName.'>';
-      return;
-    }
-    $this->node .= $this->tagName;
-    foreach ($this->tagAttributes as $name => $value) {
-      $this->node .= ' '.$name.'="'.str_replace('"', '&quot;', $value).'"';
-    }
-    if ($this->isEmptyTag) {
-      $this->node .= ' /';
-    }
-    $this->node .= '>';
-  }
-}
-
-/**
- * indent a HTML string properly
- *
- * @param string $html
- * @param string $indent optional
- * @return string
- */
-function indentHTML($html, $indent = "  ", $noTagsInCode = false) {
-  $parser = new parseHTML;
-  $parser->noTagsInCode = $noTagsInCode;
-  $parser->html = $html;
-  $html = '';
-  $last = true; # last tag was block elem
-  $indent_a = array();
-  while($parser->nextNode()) {
-    if ($parser->nodeType == 'tag') {
-      $parser->normalizeNode();
-    }
-    if ($parser->nodeType == 'tag' && $parser->isBlockElement) {
-      $isPreOrCode = in_array($parser->tagName, array('code', 'pre'));
-      if (!$parser->keepWhitespace && !$last && !$isPreOrCode) {
-        $html = rtrim($html)."\n";
-      }
-      if ($parser->isStartTag) {
-        $html .= implode($indent_a);
-        if (!$parser->isEmptyTag) {
-          array_push($indent_a, $indent);
-        }
-      } else {
-        array_pop($indent_a);
-        if (!$isPreOrCode) {
-          $html .= implode($indent_a);
-        }
-      }
-      $html .= $parser->node;
-      if (!$parser->keepWhitespace && !($isPreOrCode && $parser->isStartTag)) {
-        $html .= "\n";
-      }
-      $last = true;
-    } else {
-      if ($parser->nodeType == 'tag' && $parser->tagName == 'br') {
-        $html .= $parser->node."\n";
-        $last = true;
-        continue;
-      } elseif ($last && !$parser->keepWhitespace) {
-        $html .= implode($indent_a);
-        $parser->node = ltrim($parser->node);
-      }
-      $html .= $parser->node;
-
-      if (in_array($parser->nodeType, array('comment', 'pi', 'doctype'))) {
-        $html .= "\n";
-      } else {
-        $last = false;
-      }
-    }
-  }
-  return $html;
-}
-/*
-# testcase / example
-error_reporting(E_ALL);
-
-$html = '<p>Simple block on one line:</p>
-
-<div>foo</div>
-
-<p>And nested without indentation:</p>
-
-<div>
-<div>
-<div>
-foo
-</div>
-<div style=">"/>
-</div>
-<div>bar</div>
-</div>
-
-<p>And with attributes:</p>
-
-<div>
-    <div id="foo">
-    </div>
-</div>
-
-<p>This was broken in 1.0.2b7:</p>
-
-<div class="inlinepage">
-<div class="toggleableend">
-foo
-</div>
-</div>';
-#$html = '<a href="asdfasdf"       title=\'asdf\' foo="bar">asdf</a>';
-echo indentHTML($html);
-die();
-*/
-- 
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