Flash to Html

riderz

Senior Member

Join Date: Mar 2009
Posts: 1385

12.06.11, 15:49

flash2html.class.php

Code:

<?php 

/** 
 * Transform the awful HTML of Flash into standardized HTML. 
 */ 
class Flash2HTML { 

    private $parser; 
    private $nodes = array(); 
    private $entities = array(); 
    private $content = NULL; 
    private $dataHandler = NULL; 
    public $plainText = FALSE; 
    public $protectEmail = FALSE; 

    public function Flash2HTML() { 
        $this->setTagTransformation('B', 'strong'); 
        $this->setTagTransformation('I', 'em'); 
        $this->setTagTransformation('LI', 'li'); 

        $this->setStartTagHandler('A', array($this, "a_startTagHandler")); 
        $this->setStartTagHandler('FONT', array($this, "font_startTagHandler")); 
        $this->setStartTagHandler('IMG', array($this, "img_startTagHandler")); 
        $this->setStartTagHandler("P", array($this, "p_startTagHandler")); 
        $this->setEndTagHandler("P", array($this, "p_endTagHandler")); 
        $this->setStartTagHandler('TEXTFORMAT', array($this, "textformat_startTagHandler")); 
        $this->setStartTagHandler('U', array($this, "u_startTagHandler")); 
    } 

    /** 
     *  
     * @param String $data 
     * @param Array $properties 
     * @return String 
     */ 
    public function __invoke($data, $properties = array()) { 
        return $this->html($data, $properties); 
    } 

    /** 
     *  
     * @param String $tag 
     */ 
    public function ignoreTag($tag) { 
        $offset = array_search($tag, array_keys($this->entities)); 
        if ($offset !== FALSE) { 
            array_splice($this->entities, $offset, 1); 
        } 
    } 

    /** 
     *  
     * @param String $from_tag 
     * @param String $to_tag 
     */ 
    public function setTagTransformation($from_tag, $to_tag) { 
        if (preg_match("/^\w+$/", $to_tag, $matches)) { 
            $this->entities[$from_tag]["tag"] = $matches[0]; 
            $this->entities[$from_tag]["attributes"] = NULL; 
            $this->entities[$from_tag]["closed"] = FALSE; 
            $this->entities[$from_tag]["start_tag_handler"] = NULL; 
            $this->entities[$from_tag]["data_tag_handler"] = NULL; 
            $this->entities[$from_tag]["end_tag_handler"] = NULL; 
        } else 
        if (preg_match("/^<(\w+)\s+(.*)(\/?)>$/U", $to_tag, $matches)) { 
            $this->entities[$from_tag]["tag"] = $matches[1]; 
            $this->entities[$from_tag]["attributes"] = $matches[2]; 
            $this->entities[$from_tag]["closed"] = $matches[3] == "/"; 
            $this->entities[$from_tag]["start_tag_handler"] = NULL; 
            $this->entities[$from_tag]["data_tag_handler"] = NULL; 
            $this->entities[$from_tag]["end_tag_handler"] = NULL; 
        } 
    } 

    /** 
     * 
     * @param String $tag 
     * @param Function $start_tag_handler 
     */ 
    public function setStartTagHandler($tag, $start_tag_handler) { 
        if (!array_key_exists($tag, $this->entities)) { 
            $this->setTagTransformation($tag, strtolower($tag)); 
        } 
        $this->entities[$tag]["start_tag_handler"] = $start_tag_handler; 
    } 

    /** 
     * 
     * @param String $tag 
     * @param Function $data_handler 
     */ 
    public function setDataHandler($data_handler) { 
        $this->dataHandler = $data_handler; 
    } 

    /** 
     * 
     * @param String $tag 
     * @param Function $end_tag_handler 
     */ 
    public function setEndTagHandler($tag, $end_tag_handler) { 
        if (!array_key_exists($tag, $this->entities)) { 
            $this->setTagTransformation($tag, strtolower($tag)); 
        } 
        $this->entities[$tag]["end_tag_handler"] = $end_tag_handler; 
    } 

    public function removeStartTagHandler($tag) { 
        $this->entities[$tag]["start_tag_handler"] = NULL; 
    } 

    public function removeDataTagHandler($tag) { 
        $this->entities[$tag]["data_tag_handler"] = NULL; 
    } 

    public function removeEndTagHandler($tag) { 
        $this->entities[$tag]["end_tag_handler"] = NULL; 
    } 

    private function p_startTagHandler($parser, $tag, $attrs) { 
        return NULL; 
    } 

    private function p_endTagHandler($parser, $tag) { 
        return "<br />\n"; 
    } 

    /** 
     * 
     * @param String $data 
     * @param Array $properties 
     * @return String 
     */ 
    public function html($data, $properties = array()) { 
        $uniqid = uniqid("unicode_"); 
        $data = json_encode($data); 
        $data = preg_replace('/\\\u([0-9a-z]{4})/', "$uniqid\$1", $data); 
        $data = json_decode($data); 

        $original_properties = array(); 
        foreach ($properties as $key => $value) { 
            $original_properties[$key] = $this->$key; 
            $this->$key = $value; 
        } 

        $data = $this->prepare($data); 

        $this->parser = xml_parser_create(); 
        xml_set_object($this->parser, $this); 
        xml_parser_set_option($this->parser, XML_OPTION_CASE_FOLDING, TRUE); 
        xml_set_element_handler($this->parser, "startTagHandler", "endTagHandler"); 
        xml_set_character_data_handler($this->parser, "dataHandler"); 
        xml_parse($this->parser, $data); 
        xml_parser_free($this->parser); 
        $ret = $this->content; 
        $this->content = NULL; 

        $ret = utf8_decode(str_replace(array('–', '’'), array('&#8211', '&rsquo;'), $ret)); 
        if ($this->protectEmail) { 
            $ret = preg_replace_callback("/mailto:(.*)\"/U", array($this, "protectEmailCallback"), $ret); 
        } 

        // restore original properties 
        foreach ($original_properties as $key => $value) { 
            $this->$key = $value; 
        } 

        $ret = preg_replace("/$uniqid([0-9a-z]{4})/", '&#x$1;', $ret); 
        $ret = preg_replace(array("/<br \/>\n$/", "/<br \/>\n<\/div>$/"), array(NULL, "</div>"), $ret); 
        $ret = preg_replace("/<span[^>]*><\/span>/U", NULL, $ret); 
        $ret = preg_replace("/<a([^>]*)><span style=\"text-decoration: underline; \">(.*)<\/span><\/a>/U", "<a\$1>\$2</a>", $ret); 
        $ret = preg_replace("/<li>(.*)<\/li>/", "<ul><li>$1</li>\n</ul>\n", $ret); 
        $ret = preg_replace("/<li>/", "\n\t<li>", $ret); 
        $ret = preg_replace("/<br \/>\n<ul>/", "<ul>", $ret); 
        $ret = preg_replace("/<\/ul>\n<br \/>/", "</ul>", $ret); 

        return $ret; 
    } 

    private function prepare($data) { 
        if (!$this->plainText) { 
            $data = preg_replace_callback("/HREF=\"(.*)\"/U", array($this, "fixHREFCallback"), $data); 
            $data = preg_replace("/<IMG(.*)>/U", "<IMG$1 />", $data); 
        } 
        return "<root>$data</root>"; 
    } 

    private function startTagHandler($parser, $tag, $attrs) { 
        if ($this->plainText) { 
            return; 
        } 

        if (!key_exists($tag, $this->entities)) { 
            return; 
        } 

        $entity = $this->entities[$tag]; 
        if ($entity['start_tag_handler'] != NULL) { 
            $str = call_user_func($entity["start_tag_handler"], $parser, $tag, $attrs); 
            if (preg_match("/^<(\w+)/", $str, $matches)) { 
                $tag_name = $matches[1]; 
                $entity["tag"] = $tag_name; 
                $entity["closed"] = preg_match("/.*\/>/", $str) === 1; 
            } 
            $this->content .= $str; 
        } else { 
            $this->content .= "<$entity[tag]"; 
            if (strlen($entity["attributes"]) > 0) { 
                $this->content .= " $entity[attributes]"; 
            } 
            if ($entity["closed"]) { 
                $this->content .= " />"; 
            } else { 
                $this->content .= ">"; 
            } 
        } 

        array_push($this->nodes, $entity); 
    } 

    private function dataHandler($parser, $cdata) { 
        if ($this->plainText) { 
            $this->content .= $cdata; 
        } else { 
            $str = NULL; 
            if ($cdata == "&") { 
                $str = "&amp;"; 
            } else { 
                $str = preg_replace_callback("/\s{2,}/", array($this, "replaceSpacesCallback"), $cdata); 
            } 

            if ($this->dataHandler != NULL) { 
                $str = call_user_func($this->dataHandler, $parser, $cdata); 
            } 

            $this->content .= $str; 
        } 
    } 

    private function endTagHandler($parser, $tag) { 
        if (!key_exists($tag, $this->entities)) { 
            return; 
        } 

        if ($this->plainText) { 
            if ($tag == "P") { 
                $this->content .= "\n"; 
            } 
            return; 
        } 

        $entity = array_pop($this->nodes); 
        if (!$entity["closed"]) { 
            if ($entity['end_tag_handler'] != NULL) { 
                $this->content .= call_user_func($entity["end_tag_handler"], $parser, $tag); 
            } else { 
                $this->content .= "</$entity[tag]>"; 
            } 
        } 
    } 

    private function a_startTagHandler($parser, $tag, $attrs) { 
        $ret = '<a href="' . htmlspecialchars($attrs["HREF"]) . '"'; 
        $ret .= array_key_exists("TARGET", $attrs) && (strlen($attrs["TARGET"]) > 0) ? ' target="' . $attrs["TARGET"] . '"' : NULL; 
        $ret .= '>'; 
        return $ret; 
    } 

    private function font_startTagHandler($parser, $tag, $attrs) { 
        $ret = '<span style="'; 
        $ret .= array_key_exists("FACE", $attrs) ? "font-family: '" . $attrs["FACE"] . "'; " : NULL; 
        $ret .= array_key_exists("SIZE", $attrs) ? "font-size: " . $attrs["SIZE"] . "px; " : NULL; 
        $ret .= array_key_exists("COLOR", $attrs) ? "color: " . $attrs["COLOR"] . "; " : NULL; 
        $ret .= array_key_exists("LEADING", $attrs) ? "line-height: " . $attrs["LEADING"] . "px; " : NULL; 
        $ret .= array_key_exists("LETTERSPACING", $attrs) ? "letter-spacing: " . $attrs["LETTERSPACING"] . "px; " : NULL; 
        $ret .= '">'; 
        return $ret; 
    } 

    private function img_startTagHandler($parser, $tag, $attrs) { 
        $style = $attrs["ALIGN"] == "right" ? "float: right; margin-left: 10px; " : "float: left; margin-right: 10px; "; 
        $ret = "<img style=\"$style\" src=\"$attrs[SRC]\" alt=\"\" />"; 
        return $ret; 
    } 

    private function textformat_startTagHandler($parser, $tag, $attrs) { 
        $ret = NULL; 
        if (array_key_exists("BLOCKINDENT", $attrs) || array_key_exists("LEADING", $attrs)) { 
            $ret = '<div style="'; 
            $ret .= array_key_exists("BLOCKINDENT", $attrs) ? "margin-left: " . $attrs["BLOCKINDENT"] . "px; " : NULL; 
            $ret .= array_key_exists("LEADING", $attrs) ? "margin-bottom: " . $attrs["LEADING"] . "px; " : NULL; 
            $ret .= '">'; 
        } 
        return $ret; 
    } 

    private function u_startTagHandler($parser, $tag, $attrs) { 
        $ret = '<span style="text-decoration: underline; ">'; 
        return $ret; 
    } 

    private function replaceSpacesCallback($matches) { 
        $matches[0]; 
        return str_repeat("&nbsp;", strlen($matches[0])); 
    } 

    private function protectEmailCallback($matches) { 
        $ret = NULL; 
        $str = $matches[1]; 
        $len = strlen($str); 
        for ($i = 0; $i < $len; $i++) { 
            $ret .= "&#x" . strtoupper(dechex(ord($str[$i]))) . ";"; 
        } 
        return "mailto:$ret\""; 
    } 

    private function fixHREFCallback($matches) { 
        return 'HREF="' . htmlentities($matches[1]) . '"'; 
    } 

} 

?>

test.php

Code:

<?php 
require_once "classes/flash2html.class.php"; 

// HTML Flash 
$text = '<P ALIGN="LEFT"><FONT FACE="Verdana" SIZE="12" COLOR="#000000" LETTERSPACING="0" KERNING="0"><B>Integer sed lacus libero</B>, tempus sodales nisi. In hac habitasse platea dictumst. Pellentesque nec odio est, a iaculis lacus. Maecenas ante ligula, pellentesque in mattis sed, scelerisque nec dolor. Duis lorem enim, pretium vel luctus ut, <I>varius ut nunc</I>.</FONT></P><P ALIGN="LEFT"><FONT FACE="Verdana" SIZE="12" COLOR="#000000" LETTERSPACING="0" KERNING="0"></FONT></P><LI><FONT FACE="Verdana" SIZE="12" COLOR="#000000" LETTERSPACING="0" KERNING="0"><A HREF="http://www.php.net" TARGET=""><U>Vestibulum</U></A> sed risus et nunc consequat faucibus.</FONT></LI><LI><FONT FACE="Verdana" SIZE="12" COLOR="#000000" LETTERSPACING="0" KERNING="0">Sed quam metus, consequat nec dignissim quis, mattis ac quam.</FONT></LI><LI><FONT FACE="Verdana" SIZE="12" COLOR="#000000" LETTERSPACING="0" KERNING="0"><A HREF="mailto:qkehkrqnqweh@wkjehkrw.com" TARGET=""><U>Maecenas</U></A> venenatis volutpat purus, vitae sagittis enim cursus eget.</FONT></LI><LI><FONT FACE="Verdana" SIZE="12" COLOR="#000000" LETTERSPACING="0" KERNING="0">Proin elementum hendrerit nibh sit amet elementum.</FONT></LI><P ALIGN="LEFT"><FONT FACE="Verdana" SIZE="12" COLOR="#000000" LETTERSPACING="0" KERNING="0"></FONT></P><P ALIGN="LEFT"><FONT FACE="Verdana" SIZE="12" COLOR="#000000" LETTERSPACING="0" KERNING="0"><U>Nullam tempus molestie sem</U>, non venenatis ligula suscipit a. Suspendisse dignissim, nulla quis euismod iaculis, libero lectus aliquet dui, sit amet varius ante nulla eget eros. Nulla facilisi. Cras et erat dui.</FONT></P>'; 

$f = new Flash2HTML(); 
?> 
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 
<html xmlns="http://www.w3.org/1999/xhtml"> 
    <head> 
        <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1" /> 
        <title>Test</title> 
    </head> 

    <body> 
        <?php echo $f->html($text); ?> 
    </body> 
</html>

________________
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