%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/**
* CryptX functions
**/
/**
* Don't load this file direct!
*/
if (!defined('ABSPATH')) {
return ;
}
/*
* Loading defaults
*/
function rw_loadDefaults($options='') {
$firstImage = rw_cryptx_listDir(plugin_dir_path( __FILE__ ).'images', array("jpg","gif"));
$firstFont = rw_cryptx_listDir(plugin_dir_path( __FILE__ ).'fonts', "ttf");
$defaults = array(
'at' => ' [at] ',
'dot' => ' [dot] ',
'css_id' => '',
'css_class' => '',
'the_content' => 1,
'the_meta_key' => 1,
'the_excerpt' => 1,
'comment_text' => 1,
'widget_text' => 1,
'java' => 1,
'load_java' => 0,
'opt_linktext' => 0,
'autolink' => 1,
'alt_linktext' => '',
'alt_linkimage' => '',
'http_linkimage_title' => '',
'alt_linkimage_title' => '',
'excludedIDs' => '',
'metaBox' => 1,
'alt_uploadedimage' => plugins_url('cryptx/images/').$firstImage[0],
'c2i_font' => plugin_dir_path( __FILE__ ).'fonts/'.$firstFont[0],
'c2i_fontSize' => 10,
'c2i_fontRGB' => '000000',
'echo' => 1,
'filter' => array('the_content','the_meta_key','the_excerpt','comment_text','widget_text')
);
$return = wp_parse_args( get_option('cryptX'), $defaults );
$return = (is_array($options))? wp_parse_args( $options, $return ) : $return ;
return $return;
}
/*
* Add support for Shortcode
*/
function rw_cryptx_shortcode( $atts, $content=null) {
global $cryptX_var;
if (@$cryptX_var[autolink]) $content = rw_cryptx_autolink($content, true);
$content = rw_cryptx_encryptx($content, true);
$content = rw_cryptx_linktext($content, true);
return $content;
}
/*
* load CryptX news
*/
function rw_cryptx_parse_request( $wp ) {
if ( isset($_GET['cryptx']) ) {
switch( $_GET['cryptx'] ) {
case 'news':
include( 'ajax/news.php' );
break;
}
exit;
}
}
/*
* creyte image from tinyurl
*/
function rw_cryptx_init_tinyurl() {
global $cryptX_var;
$url = $_SERVER['REQUEST_URI'];
$params = explode( '/', $url );
if ( count( $params ) > 1 ) {
$tiny_url = $params[count( $params ) -2];
if ( $tiny_url == md5( get_bloginfo('url') ) ) {
$font = $cryptX_var['c2i_font'];
$msg = $params[count( $params ) -1];
$size = $cryptX_var['c2i_fontSize'];
$pad = 1;
$transparent = 1;
$red = hexdec(substr($cryptX_var['c2i_fontRGB'],0,2));
$grn = hexdec(substr($cryptX_var['c2i_fontRGB'],2,2));
$blu = hexdec(substr($cryptX_var['c2i_fontRGB'],4,2));
$bg_red = 255 - $red;
$bg_grn = 255 - $grn;
$bg_blu = 255 - $blu;
$width = 0;
$height = 0;
$offset_x = 0;
$offset_y = 0;
$bounds = array();
$image = "";
$bounds = ImageTTFBBox($size, 0, $font, "W");
$font_height = abs($bounds[7]-$bounds[1]);
$bounds = ImageTTFBBox($size, 0, $font, $msg);
$width = abs($bounds[4]-$bounds[6]);
$height = abs($bounds[7]-$bounds[1]);
$offset_y = $font_height+abs(($height - $font_height)/2)-1;
$offset_x = 0;
$image = imagecreatetruecolor($width+($pad*2),$height+($pad*2));
imagesavealpha($image, true);
$foreground = ImageColorAllocate($image, $red, $grn, $blu);
$background = imagecolorallocatealpha($image, 0, 0, 0, 127);
imagefill($image, 0, 0, $background);
ImageTTFText($image, $size, 0, $offset_x+$pad, $offset_y+$pad, $foreground, $font, $msg);
Header("Content-type: image/png");
imagePNG($image);
die;
}
}
}
/*
* acivate needed filter
*/
function rw_cryptx_filter($apply) {
global $cryptX_var, $shortcode_tags;
if (@$cryptX_var['autolink']) {
add_filter($apply, 'rw_cryptx_autolink', 5);
if (!empty($shortcode_tags) || is_array($shortcode_tags)) {
add_filter($apply, 'rw_cryptx_autolink', 11);
}
}
add_filter($apply, 'rw_cryptx_encryptx', 12);
add_filter($apply, 'rw_cryptx_linktext', 13);
}
/*
* check for excuded IDs
*/
function rw_cryptx_excluded($ID) {
global $cryptX_var;
$return = false;
$exIDs = explode(",", $cryptX_var['excludedIDs']);
if(in_array($ID, $exIDs) > 0 ) $return = true;
return $return;
}
/*
* search for link texts
*/
function rw_cryptx_linktext($content, $shortcode=false) {
global $post;
$postID = (is_object($post))? $post->ID : -1;
if (!rw_cryptx_excluded($postID) OR $shortcode!=false) {
$content = preg_replace_callback("/([_a-zA-Z0-9-]+(\.[_a-zA-Z0-9-]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*(\.[a-zA-Z]{2,}))/i", 'rw_cryptx_do_Linktext', $content );
}
return $content;
}
/*
* replace linktexts
*/
function rw_cryptx_do_linktext($Match) {
global $cryptX_var;
$vars = $cryptX_var;
switch ($vars['opt_linktext']) {
case 1: // alternative text for mail link
$linktext = $vars['alt_linktext'];
break;
case 2: // alternative image for mail link
$linktext = "<img src=\"" . $vars['alt_linkimage'] . "\" class=\"cryptxImage\" alt=\"" . $vars['alt_linkimage_title'] . "\" title=\"" . antispambot($vars['alt_linkimage_title']) . "\" />";
break;
case 3: // uploaded image for mail link
$imgurl = $vars['alt_uploadedimage'];
$linktext = "<img src=\"" . $imgurl . "\" class=\"cryptxImage\" alt=\"" . $vars['http_linkimage_title'] . "\" title=\"" .antispambot( $vars['http_linkimage_title']) . "\" />";
break;
case 4: // text scrambled by antispambot
$linktext = antispambot($Match[1]);
break;
case 5: // convert to image
$linktext = "<img src=\"" . get_bloginfo('url') . "/" . md5( get_bloginfo('url') ) . "/" . antispambot($Match[1]) . "\" class=\"cryptxImage\" alt=\"" . antispambot($Match[1]) . "\" title=\"" . antispambot($Match[1]) . "\" />";
break;
default:
$linktext = str_replace( "@", $vars['at'], $Match[1]);
$linktext = str_replace( ".", $vars['dot'], $linktext);
}
return $linktext;
}
/*
* get filtered content of directory
*/
function rw_cryptx_listDir( $path, $filter) {
if(!is_array($filter)) $filter = (array)$filter;
$fh = opendir($path);
$verzeichnisinhalt = array();
while (true == ($file = readdir($fh)))
{
if ( in_array( substr( strtolower($file), -3), $filter ))
{
$verzeichnisinhalt[] = $file;
}
}
return $verzeichnisinhalt;
}
/*
* search for mailto tags
*/
function rw_cryptx_encryptx($content, $shortcode=false) {
global $post;
$postID = (is_object($post))? $post->ID : -1;
if (!rw_cryptx_excluded($postID) OR $shortcode!=false) {
$content = preg_replace_callback('/<a (.*?)(href=("|\')mailto:(.*?)("|\')(.*?)|)>(.*?)<\/a>/i', 'rw_cryptx_mailtocrypt', $content );
}
return $content;
}
/*
* encryptx adresses with javascript
*/
function rw_cryptx_mailtocrypt($Match) {
global $cryptX_var;
$return = $Match[0];
$mailto = "mailto:" . $Match[4];
if (substr($Match[4], 0, 9) =="?subject=") return $return;
if (@$cryptX_var['java']) {
$javascript="javascript:DeCryptX('" . rw_cryptx_generate_hash($Match[4]) . "')";
$return = str_replace( "mailto:".$Match[4], $javascript, $return);
} else {
$return = str_replace( $mailto, antispambot($mailto), $return);
}
if(!empty($cryptX_var['css_id'])) {
$return = preg_replace( '/(.*)(">)/i', '$1" id="'.$cryptX_var['css_id'].'">', $return );
}
if(!empty($cryptX_var['css_class'])) {
$return = preg_replace( '/(.*)(">)/i', '$1" class="'.$cryptX_var['css_class'].'">', $return );
}
return $return;
}
/*
* generate the unique hash
*/
function rw_cryptx_generate_hash($string) {
$string = str_replace("&", "&", $string);
$blacklist = array(
'32', // Space
'39', // Single quote
'60', // Less than
'62', // Greater than
'63', // Question mark
'92', // Backslash
'94', // Caret - circumflex
'96', // Grave accent
'127', // Delete
);
$crypt = '';
$ascii = 0;
for ($i = 0; $i < strlen( $string ); $i++) {
$salt = mt_rand(0, 3);
$ascii = ord ( substr ( $string, $i ) ) + $salt;
if (8364 <= $ascii) {
$ascii = 128;
}
// blacklisted chars are impossible for hash! retry with new random...
if(in_array($ascii, $blacklist)) {
return rw_cryptx_generate_hash($string);
}
$crypt .= $salt.chr($ascii);
}
return $crypt;
}
/*
* add link to email adresses
*/
function rw_cryptx_autolink($content, $shortcode=false) {
global $post;
$postID = (is_object($post))? $post->ID : -1;
if (rw_cryptx_excluded($postID) AND $shortcode==false) return $content;
$src[]="/([\s])([_a-zA-Z0-9-]+(\.[_a-zA-Z0-9-]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*(\.[a-zA-Z]{2,}))/si";
$src[]="/(>)([_a-zA-Z0-9-]+(\.[_a-zA-Z0-9-]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*(\.[a-zA-Z]{2,}))(<)/si";
$src[]="/(\()([_a-zA-Z0-9-]+(\.[_a-zA-Z0-9-]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*(\.[a-zA-Z]{2,}))(\))/si";
$src[]="/(>)([_a-zA-Z0-9-]+(\.[_a-zA-Z0-9-]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*(\.[a-zA-Z]{2,}))([\s])/si";
$src[]="/([\s])([_a-zA-Z0-9-]+(\.[_a-zA-Z0-9-]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*(\.[a-zA-Z]{2,}))(<)/si";
$src[]="/^([_a-zA-Z0-9-]+(\.[_a-zA-Z0-9-]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*(\.[a-zA-Z]{2,}))/si";
$src[]="/(<a[^>]*>)<a[^>]*>/";
$src[]="/(<\/A>)<\/A>/i";
$tar[]="\\1<a href=\"mailto:\\2\">\\2</a>";
$tar[]="\\1<a href=\"mailto:\\2\">\\2</a>\\6";
$tar[]="\\1<a href=\"mailto:\\2\">\\2</a>\\6";
$tar[]="\\1<a href=\"mailto:\\2\">\\2</a>\\6";
$tar[]="\\1<a href=\"mailto:\\2\">\\2</a>\\6";
$tar[]="<a href=\"mailto:\\0\">\\0</a>";
$tar[]="\\1";
$tar[]="\\1";
$content = preg_replace($src,$tar,$content);
return $content;
}
/*
* needed stuff for install process
*/
function rw_cryptx_install() {
global $cryptX_var, $wpdb;
$cryptX_var = rw_loadDefaults(); // reread Options
$cryptX_var['admin_notices_deprecated']=true;
if ($cryptX_var['excludedIDs'] == "") {
$tmp = array();
$excludes = $wpdb->get_results("SELECT post_id FROM $wpdb->postmeta WHERE meta_key = 'cryptxoff' AND meta_value = 'true'");
if(count($excludes) > 0) {
foreach ($excludes as $exclude) {
$tmp[] = $exclude->post_id;
}
sort($tmp);
$cryptX_var['excludedIDs'] = implode(",", $tmp);
update_option( 'cryptX', $cryptX_var);
$cryptX_var = rw_loadDefaults(); // reread Options
$wpdb->query("DELETE FROM $wpdb->postmeta WHERE meta_key = 'cryptxoff'");
}
}
if (empty($cryptX_var['c2i_font'])) {
$cryptX_var['c2i_font'] = plugin_dir_path( __FILE__ ).'fonts/'.$firstFont[0];
}
if (empty($cryptX_var['c2i_fontSize'])) {
$cryptX_var['c2i_fontSize'] = 10;
}
if (empty($cryptX_var['c2i_fontRGB'])) {
$cryptX_var['c2i_fontRGB'] = '000000';
}
update_option( 'cryptX', $cryptX_var);
$cryptX_var = rw_loadDefaults(); // reread Options
}
/*
* add support for CryptX MetaBox
*/
function rw_cryptx_meta_box() {
if ( function_exists('add_meta_box') ) {
add_meta_box('cryptx','CryptX', 'rw_cryptx_meta','post');
add_meta_box('cryptx','CryptX', 'rw_cryptx_meta','page');
} else {
add_action('dbx_post_sidebar', 'rw_cryptx_option');
add_action('dbx_page_sidebar', 'rw_cryptx_option');
}
}
/*
* The MetaBox new-style
*/
function rw_cryptx_meta() {
global $post;
?>
<input type="checkbox" name="cryptxoff" <?php if (rw_cryptx_excluded($post->ID)) { echo 'checked="checked"'; } ?>/> Disable CryptX for this post/page
<?php
}
/*
* The MetaBox old-style
*/
function rw_cryptx_option() {
global $post;
if ( current_user_can('edit_posts') ) { ?>
<fieldset id="cryptxoption" class="dbx-box">
<h3 class="dbx-handle">CryptX</h3>
<div class="dbx-content">
<input type="checkbox" name="cryptxoff" <?php if (rw_cryptx_excluded($post->ID)) { echo 'checked="checked"'; } ?>/> Disable CryptX for this post/page
</div>
</fieldset>
<?php
}
}
/*
* add ID to exclude list
*/
function rw_cryptx_insert_post($pID) {
global $cryptX_var, $post;
$rev = wp_is_post_revision($pID);
if($rev) $pID = $rev;
$b = explode(",", $cryptX_var['excludedIDs']);
if($b[0] == '') unset($b[0]);
foreach($b as $x=>$y) {
if($y == $pID) {
unset($b[$x]);
break;
}
}
if (isset($_POST['cryptxoff'])) $b[] = $pID;
$b = array_unique($b);
sort($b);
$cryptX_var['excludedIDs'] = implode(",", $b);
update_option( 'cryptX', $cryptX_var);
$cryptX_var = rw_loadDefaults(); // reread Options
}
/**
* print admin notice
*/
function rw_cryptx_showMessage($message, $errormsg = false)
{
if ($errormsg) {
echo '<div id="message" class="error">';
}
else {
echo '<div id="message" class="updated fade">';
}
echo "$message</div>";
}
?>
Zerion Mini Shell 1.0