replace_text.php

<?php
// START Configuration Options:

// 1- Asset types to allow. Add/Remove types from array. Empty for all types allowed.
$type_code = Array (
        'page',
    );

// 2- Whether we are finding assets that are just a $type_code or $type_code and any of it's sub-classes (True or False)
$strict_type_code = FALSE;

// 3- Enable/Disable the following options (0 or 1).
$options = Array (
        //non-extreme options
        'Remove <font> tags' => 1,
        'Remove double spaces' => 1,
        'Remove non-HTML tags' => 1,
        'Change Microsoft Words bullets' => 1,
        'Remove soft hyphens' => 1,
        //extreme options
        'Remove style attribute' => 0,
        'Remove class attribute' => 0,
        'Remove <table> tags' => 0,
        'Remove <span> tags' => 0,
        'Remove all empty tags' => 0,
        'Remove all tags attributes (except HREF and SRC)' => 0,
    );

// END Configuration Options:

    error_reporting(E_ALL);
    if ((php_sapi_name() != 'cli')) trigger_error("You can only run this script from the command line\n", E_USER_ERROR);

    $args = count($_SERVER['argv']);
    if ($args > 4 || $args < 3) {
        echo "This script needs to be run in the following format:\n\n";
        echo "\tphp replace_text.php SYSTEM_ROOT root_node_ids [exclude_root_node_ids]\n\n";
        echo "\tEg. php scripts/replace_text.php . 10,5 7,2\n\n";
        echo "Also note there are 3 configurable options in the script: By default non-extreme options are run on all 'page' types\n\n";
        exit(1);
    }

    $SYSTEM_ROOT = (isset($_SERVER['argv'][1])) ? $_SERVER['argv'][1] : '';
    if (empty($SYSTEM_ROOT)) {
        echo "ERROR: You need to supply the path to the System Root as the first argument\n";
        exit();
    }

    if (!is_dir($SYSTEM_ROOT) || !is_readable($SYSTEM_ROOT.'/core/include/init.inc')) {
        echo "ERROR: Path provided doesn't point to a Matrix installation's System Root. Please provide correct path and try again.\n";
        exit();
    }

    if (isset($_SERVER['argv'][2])) {
        $root_nodes = explode(',', $_SERVER['argv'][2]);
    }

    $excl_nodes = Array();
    if (isset($_SERVER['argv'][3])) {
        $excl_nodes = explode(',', $_SERVER['argv'][3]);
    }

    require_once $SYSTEM_ROOT.'/core/include/init.inc';

    $root_user =& $GLOBALS['SQ_SYSTEM']->am->getSystemAsset('root_user');
    $GLOBALS['SQ_SYSTEM']->setCurrentUser($root_user);
    $GLOBALS['SQ_SYSTEM']->setRunLevel(SQ_RUN_LEVEL_FORCED);
    
    //find all asset id's to be excluded
    $excl_ids = Array();
    foreach ($excl_nodes as $node) {
        $children = $GLOBALS['SQ_SYSTEM']->am->getChildren($node, $type_code, $strict_type_code);
        foreach ($children as $child_id => $info) {
            $excl_ids[] = $child_id;
        }
    }
    
    foreach ($root_nodes as $node) {
        $children = $GLOBALS['SQ_SYSTEM']->am->getChildren($node, $type_code, $strict_type_code, FALSE);
        foreach ($children as $child_id => $info) {
            if (!in_array($child_id, $excl_nodes) && !in_array($child_id, $excl_ids)) {
                $contents = $GLOBALS['SQ_SYSTEM']->am->getEditableContents($child_id);
                if ($contents) {
                    foreach ($contents as $id => $edit) {
                        echo "Examining wysiwyg content type of Asset ID: $id\n";
                        $edited = process_replace_text($edit, $options);
                        if ($edited !== FALSE) {
                            $GLOBALS['SQ_SYSTEM']->am->setEditableContents($id, $edited);
                        } else {
                            die ("There is a crazy error in this script. Most likey the options array has been misconfigured\n");
                        }
                    }
                } else {
                    if (isset ($info[0]['type_code'])) {
                        $type_info = $GLOBALS['SQ_SYSTEM']->am->getAssetTypeAttributes($info[0]['type_code'], Array('name', 'type'));
                    } else {
                        continue;
                    }
                    foreach ($type_info as $name => $type) {
                        if ($type['type'] == 'wysiwyg'){
                            $asset = $GLOBALS['SQ_SYSTEM']->am->getAsset($child_id);
                            $contents = $asset->attr($name);
                            echo "Examining wysiwyg contents of attribute '$name' of Asset ID: $child_id\n";
                            $edited = process_replace_text($contents, $options);
                            if ($edited === FALSE) die ("There is a crazy error in this script. Most likey the options array has been misconfigured\n");
                            $asset->setAttrValue($name, $edited);
                            $asset->saveAttributes();
                        }
                        
                    }
                }
            }
        }
    }

    $GLOBALS['SQ_SYSTEM']->restoreRunLevel();
    $GLOBALS['SQ_SYSTEM']->restoreCurrentUser();

    function process_replace_text($html, $options)
    {
        $reg = null;
        $rep = null;    
        $curHTML = $html;
        $HTMLtags = "!--|a|abbr|above|acronym|address|applet|array|area|b|base|basefont|bdo|bgsound|big|blink|blockquote|body|box|br|blink|button|caption|center|cite|code|col|colgroup|comment|dd|del|dfn|dir|div|dl|dt|em|embed|fieldset|fig|font|form|frame|frameset|h1|h2|h3|h4|h5|h6|head|hr|html|i|id|iframe|ilayer|img|input|ins|isindex|kbd|label|layer|legend|li|link|listing|map|marquee|menu|meta|multicol|nextid|nobr|noframes|nolayer|note|noscript|object|ol|option|keygen|optgroup|p|param|pre|q|quote|range|root|s|samp|script|select|small|sound|spacer|span|sqrt|strike|strong|style|sub|sup|table|tbody|td|text|textarea|tfoot|th|thead|title|tr|tt|u|ul|var|wbr|xmp";
        $bullet = urldecode("%B7");
        $shy    = urldecode("%AD");
        foreach ($options as $key => $value) {
            if ($value == 1) {
                // Bug #3204  - Remove Word Document HTML Clipboard Tags, that get pasted through on Firefox 3
                $localreg = "%<link rel=\"[^\"]*\" href=\"file[^\"]*\">%i";
                $localrep = "";
                $curHTML = preg_replace($localreg, $localrep, $curHTML);
                $wordreg = "%<w\:[^>]*>(.*?)<\/w\:[^>]*>%i";
                $wordrep = "";
                $curHTML = preg_replace($wordreg, $wordrep, $curHTML);
                switch ($key) {
                    case 'Remove <font> tags':
                        $reg = "%<\/?font ?[^>]*>%i";
                        $rep = "";
                        break;
                    case 'Remove double spaces':
                        //#3827 -- using regexp literal 
                        $reg = "%(\s|&nbsp;){2,}%i";
                        $rep = "$1";
                        break;
                    case 'Remove non-HTML tags':
                        $reg = "%<(?!(\/?(".$HTMLtags.")[> ]))([^>]*)>%i";
                        $rep = "";
                        break;
                    case 'Change Microsoft Words bullets':
                        $reg = "%<p[^>]*>(".$bullet."|&middot;)(.*?)<\/p>%i";
                        $rep = "<li>$2";
                        break;
                    case 'Remove soft hyphens':
                        $reg = "%(&shy;?|".$shy.")%i";
                        $rep = "";
                        break;
                    case 'Remove style attribute':
                        $reg = "% style=\"?[^\">]*\"?%i";
                        $rep = "";
                        break;
                    case 'Remove class attribute':
                        $reg = "% class=\"?[^\">]*[\"]?%i";
                        $rep = "";
                        break;
                    case 'Remove <table> tags':
                        $reg = "%<(table|/table|tr|tbody|/tbody|td|th) ?[^>]*>%i";
                        $rep = "";
                        $curHTML = preg_replace($reg, $rep, $curHTML);
                        $reg = "%<(/tr|/td|/th)>%i";
                        $rep = "<br />";
                        break;
                    case 'Remove <span> tags':
                        $reg = "%<\/?span( [^>]*>|>)%i";
                        $rep = "";
                        break;
                    case 'Remove all empty tags':
                        $reg = "%<([A-Z][A-Z0-9]*)( [^>]*)?>(&nbsp;| |\n|\t)*<\/\\1>%i";
                        $rep = "";
                        break;
                    case 'Remove all tags attributes (except HREF and SRC)':
                        $reg = '%<([^/ >]+)[^>]*?([^>]*?( (src|href)="?[^>"]*"?)[^>]*?)*[^>]*?>%i';
                        $rep = "<$1$3>";
                        break;
                    default : return false;
                }
                // BUG#928 - special condition to allow empty anchor tag
                if ($key == 'Remove all empty tags') {
                    $reg2 = "%(<A NAME[^>]*?>)(&nbsp;| |\n|\t)*(</A>)%i";
                    $rep2 = "$1matrix_anchor_tmp$3";
                    $curHTML = preg_replace($reg2, $rep2, $curHTML);
                    $reg2 = "%(<A ID[^>]*?>)(&nbsp;| |\n|\t)*(</A>)%i";
                    $rep2 = "$1matrix_anchor_tmp$3";
                    $curHTML = preg_replace($reg2, $rep2, $curHTML);
                }
                $curHTML = preg_replace($reg, $rep, $curHTML); 
                
                if ($key == 'Remove all empty tags') {
                    $reg3 = "%(<A NAME[^>]*?>)matrix_anchor_tmp(</A>)%i";
                    $rep3 = "$1$2";
                    $curHTML = preg_replace($reg3, $rep3, $curHTML);
                    $reg3 = "%(<A ID[^>]*?>)matrix_anchor_tmp(</A>)%i";
                    $rep3 = "$1$2";
                    $curHTML = preg_replace($reg3, $rep3, $curHTML);
                }
            }
        }
        return $curHTML;
        
    }//end process_replace_text()

?>