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CryptX / 3.4.3
CryptX v3.4.3
4.2.1 4.2.0 4.1.1 trunk 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.9 2.0 2.1 2.2 2.3 2.3.1 2.3.2 2.3.3 2.4.0 2.4.1 2.4.2 2.4.3 2.4.4 All 93 releases
← All changes | cryptx.php +37 -457 2.03.4.3 View file →
@@ -1,466 +1,46 @@
1 1 <?php
2 2 /*
3 -Plugin Name: CryptX
4 -Plugin URI: http://weber-nrw.de/wordpress/cryptx/
5 -Description: No more SPAM by spiders scanning you site for email adresses. With CryptX you can hide all your email adresses, with and without a mailto-link, by converting them using javascript or UNICODE. Although you can choose to add a mailto-link to all unlinked email adresses with only one klick at the settings. That's great, isn't it?
6 -Version: 2.0
7 -Author: Ralf Weber
8 -Author URI: http://weber-nrw.de/
3 + * Plugin Name: CryptX
4 + * Plugin URI: http://weber-nrw.de/wordpress/cryptx/
5 + * Description: No more SPAM by spiders scanning you site for email addresses. With CryptX you can hide all your email addresses, with and without a mailto-link, by converting them using javascript or UNICODE.
6 + * Version: 3.4.3
7 + * Requires at least: 6.0
8 + * Author: Ralf Weber
9 + * Author URI: http://weber-nrw.de/
10 + * License: GPL v2 or later
11 + * License URI: https://www.gnu.org/licenses/gpl-2.0.html
12 + * Text Domain: cryptx
9 13 */
10 14
11 -/////////////////////////////////////////////////////////////////////////////
15 +//avoid direct calls to this file, because now WP core and framework has been used
16 +if ( ! function_exists( 'add_action' ) ) {
17 + header( 'Status: 403 Forbidden' );
18 + header( 'HTTP/1.1 403 Forbidden' );
19 + exit();
20 +}
12 21
13 -/**
14 -* @internal prevent from direct calls
15 -*/
16 -if (!defined('ABSPATH')) {
17 - return ;
18 - }
22 +/** @const CryptX version */
23 +define( 'CRYPTX_VERSION', "3.4.1" );
24 +define( 'CRYPTX_BASENAME', plugin_basename( __FILE__ ) );
25 +define( 'CRYPTX_BASEFOLDER', plugin_basename( dirname( __FILE__ ) ) );
26 +define( 'CRYPTX_DIR_URL', rtrim( plugin_dir_url( __FILE__ ), "/" ) . "/" );
27 +define( 'CRYPTX_DIR_PATH', plugin_dir_path( __FILE__ ) );
28 +define( 'CRYPTX_FILENAME', str_replace( CRYPTX_BASEFOLDER . '/', '', plugin_basename( __FILE__ ) ) );
19 29
20 -/**
21 -* @internal prevent from second inclusion
22 -*/
23 -if (!class_exists('cryptX')) {
30 +require_once( CRYPTX_DIR_PATH . 'classes/CryptX.php' );
31 +require_once( CRYPTX_DIR_PATH . 'include/admin_option_page.php' );
24 32
25 -/////////////////////////////////////////////////////////////////////////////
33 +$CryptX_instance = Cryptx\CryptX::getInstance();
34 +$CryptX_instance->startCryptX();
26 35
27 -load_plugin_textdomain('cryptx', PLUGINDIR . '/' . dirname(plugin_basename (__FILE__)) . '/languages');
28 -
29 -$cryptX_var = (array) get_option('cryptX');
30 -
31 36 /**
32 -* "CryptX" WordPress Plugin
33 -*
34 -* @author Ralf Weber <ralf@weber-nrw.de>
35 -* @license http://opensource.org/licenses/gpl-license.php GNU Public License
36 -*/
37 -Class cryptX {
38 -
39 - // -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
40 -
41 - /**
42 - * Constructor
43 - *
44 - * This constructor attaches the needer plugin hook callbacks
45 - */
46 - function cryptX() {
47 -
48 - global $cryptX_var;
49 -
50 - // attach the converstion handlers
51 - //
52 - if (@$cryptX_var[theContent]) {
53 - $this->_filter('the_content');
54 - }
55 - if (@$cryptX_var[theExcerpt]) {
56 - $this->_filter('the_excerpt');
57 - }
58 - if (@$cryptX_var[commentText]) {
59 - $this->_filter('comment_text');
60 - }
61 -
62 - // attach to admin menu
63 - //
64 - if (is_admin()) {
65 - add_action('admin_menu',
66 - array(&$this, '_menu')
67 - );
68 - }
69 -
70 - // attach to plugin installation
71 - //
72 - add_action(
73 - 'activate_' . str_replace(
74 - DIRECTORY_SEPARATOR, '/',
75 - str_replace(
76 - realpath(ABSPATH . PLUGINDIR) . DIRECTORY_SEPARATOR,
77 - '', __FILE__
78 - )
79 - ),
80 - array(&$this, '_install')
81 - );
82 -
83 - // attach javascript to Header
84 - //
85 - if (@$cryptX_var[java]) {
86 - add_action(
87 - 'wp_head',
88 - array(&$this, '_header')
89 - );
90 - }
91 -
92 - } // End function
93 -
94 - // -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
95 -
96 - function _filter($apply)
97 - {
98 - global $cryptX_var;
99 -
100 - if (@$cryptX_var[autolink]) {
101 - add_filter($apply,
102 - array(&$this, '_autolink'));
103 - }
104 - if (@$cryptX_var[java]) {
105 - add_filter($apply,
106 - array(&$this, '_encrypt'));
107 - } else {
108 - add_filter($apply,
109 - array(&$this, '_unicode'));
110 - }
111 -
112 - }
113 -
114 - // -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
115 -
116 - function _linktext($txt)
117 - {
118 - global $cryptX_var;
119 -
120 - switch ($cryptX_var[opt_linktext]) {
121 -
122 - case 1: // alternative text for mail link
123 - $linktext = $cryptX_var[alt_linktext];
124 - break;
125 -
126 - case 2: // alternative image for mail link
127 - $linktext = "<img src=\"" . $cryptX_var[alt_linkimage] . "\" class=\"cryptxImage\" alt=\"" . $cryptX_var[alt_linkimage_title] . "\" title=\"" . $cryptX_var[alt_linkimage_title] . "\">";
128 - break;
129 -
130 - case 3: // uploaded image for mail link
131 - $imgurl = "/" . PLUGINDIR . "/" . dirname(plugin_basename (__FILE__)) . "/images/" . $cryptX_var[alt_uploadedimage];
132 - $linktext = "<img src=\"" . $imgurl . "\" class=\"cryptxImage\" alt=\"" . $cryptX_var[http_linkimage_title] . "\" title=\"" . $cryptX_var[http_linkimage_title] . "\">";
133 - break;
134 -
135 - case 4: // text scrambled by antispambot
136 - $linktext = antispambot($txt);
137 - break;
138 -
139 - default:
140 - $linktext = str_replace( "@", $cryptX_var[at], $txt);
141 - $linktext = str_replace( ".", $cryptX_var[dot], $linktext);
142 -
143 - }
144 -
145 - return $linktext;
146 - }
147 -
148 - // -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
149 -
150 - function _dirImages()
151 - {
152 - $dir = $_SERVER["DOCUMENT_ROOT"].'/'.PLUGINDIR.'/'.dirname(plugin_basename (__FILE__)).'/images';
153 - $fh = opendir($dir); //Verzeichnis
154 - echo "<!-- ".$fh." -->";
155 - $verzeichnisinhalt = array();
156 - while (true == ($file = readdir($fh)))
157 - {
158 - echo "<!-- ".$file." -->";
159 - if ((substr(strtolower($file), -3)=="jpg") or (substr(strtolower($file), -3)=="gif")) //Abfrage nach g�ltigen Datenformat
160 - {
161 - $verzeichnisinhalt[] = $file;
162 - }
163 - }
164 - return $verzeichnisinhalt;
165 - }
166 -
167 - // -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
168 -
169 - function _encrypt($content)
170 - {
171 - global $cryptX_var;
172 -
173 - preg_match_all('/<a[^>]*href=["|\'](.*)["|\'].*>(.*)<\/a>/iUs', $content, $links, PREG_SET_ORDER);
174 -
175 - foreach( $links as $link ) {
176 -
177 - if(preg_match('/mailto:(.*)/', $link[1], $mail)) {
178 - $crypt = '';
179 - $ascii = 0;
180 - for ($i = 0; $i < strlen( $mail[1] ); $i++) {
181 - $ascii = ord ( substr ( $mail[1], $i ) );
182 - if (8364 <= $char) {
183 - $ascii = 128;
184 - }
185 - $crypt .= chr($ascii + 1);
186 - }
187 - $temp = str_replace( $link[1], "javascript:DeCryptX('" . $crypt . "')", $link[0]);
188 - $temp = str_replace( $link[2], $this->_linktext($link[2]), $temp);
189 - $content = str_replace( $link[0], $temp, $content);
190 - }
191 -
192 - } // foreach
193 -
194 -
195 - return $content;
196 - }
197 -
198 - // -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
199 -
200 - function _unicode($content)
201 - {
202 - global $cryptX_var;
203 -
204 - preg_match_all('/<a[^>]*href=["|\'](.*)["|\'].*>(.*)<\/a>/iUs', $content, $links, PREG_SET_ORDER);
205 -
206 - foreach( $links as $link ) {
207 -
208 - if(preg_match('/mailto:(.*)/', $link[1], $mail)) {
209 - $mailto = "mailto:" . $mail[1];
210 -/*
211 - $crypt = '';
212 - for ($i = 0; $i < strlen( $mailto ); $i++) {
213 - $crypt .= "&#" . ord ( substr ( $mailto, $i ) ) . ";";
214 - }
215 - $content = str_replace( $mailto, $crypt, $content);
216 -*/
217 - $content = str_replace( $mailto, antispambot($mailto), $content);
218 - $content = str_replace( $link[2], $this->_linktext($link[2]), $content);
219 - }
220 -
221 - } // foreach
222 - return $content;
223 - }
224 -
225 - // -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
226 -
227 - function _autolink($content) {
228 -
229 - $src[]="/([\s])([_a-zA-Z0-9-]+(\.[_a-zA-Z0-9-]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*(\.[a-zA-Z]{2,}))/si";
230 - $src[]="/(>)([_a-zA-Z0-9-]+(\.[_a-zA-Z0-9-]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*(\.[a-zA-Z]{2,}))(<)/si";
231 - $src[]="/^([_a-zA-Z0-9-]+(\.[_a-zA-Z0-9-]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*(\.[a-zA-Z]{2,}))/si";
232 - $src[]="/(<a[^>]*>)<a[^>]*>/";
233 - $src[]="/(<\/A>)<\/A>/i";
234 -
235 - $tar[]="\\1<a href=\"mailto:\\2\">\\2</a>";
236 - $tar[]="\\1<a href=\"mailto:\\2\">\\2</a>\\6";
237 - $tar[]="<a href=\"mailto:\\0\">\\0</a>";
238 - $tar[]="\\1";
239 - $tar[]="\\1";
240 -
241 - $content = preg_replace($src,$tar,$content);
242 -
243 - return $content;
244 - }
245 -
246 - // -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
247 -
248 -
249 - function _install() {
250 - add_option(
251 - 'cryptX',
252 - array(
253 - 'at' => ' [at] ',
254 - 'dot' => ' [dot] ',
255 - 'theContent' => 1,
256 - 'theExcerpt' => 0,
257 - 'commentText' => 1,
258 - 'java' => 1,
259 - 'opt_linktext' => 0,
260 - )
261 - );
262 - }
263 -
264 - // -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
265 -
266 - /**
267 - * Attach the menu page to the `Options` tab
268 - */
269 - function _header()
270 - {
271 - $cryptX_script.= "<script type=\"text/javascript\" src=\"" . get_option('siteurl') . '/' . PLUGINDIR . '/' . dirname(plugin_basename (__FILE__)) . "/js/cryptx.js\"></script>\n";
272 - print($cryptX_script);
273 - }
274 -
275 - // -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
276 -
277 - /**
278 - * Attach the menu page to the `Options` tab
279 - */
280 - function _menu() {
281 - add_options_page(
282 - 'CryptX',
283 - (version_compare($GLOBALS['wp_version'], '2.6.999', '>') ? '<img src="' .@plugins_url('cryptx/icon.png'). '" width="10" height="10" alt="CryptX Icon" />' : ''). 'CryptX',
284 - 9,
285 - __FILE__,
286 - array(
287 - $this,
288 - '_submenu'
289 - )
290 - );
291 - }
292 -
293 - /**
294 - * Handles and renders the menu page
295 - */
296 - function _submenu() {
297 - global $cryptX_var;
298 -
299 - if (isset($_POST) && !empty($_POST)) {
300 - if (function_exists('current_user_can') === true && (current_user_can('manage_options') === false || current_user_can('edit_plugins') === false)) {
301 - wp_die("You don't have permission to access!");
302 - }
303 - check_admin_referer('cryptX');
304 - update_option( 'cryptX', $_POST['cryptX_var']);
305 - $cryptX_var = (array) get_option('cryptX'); // reread Options
306 - ?>
307 - <div id="message" class="updated fade">
308 - <p><strong><?php _e('Settings saved.') ?></strong></p>
309 - </div>
310 - <?php } ?>
311 -
312 - <div class="wrap">
313 - <?php if (version_compare($GLOBALS['wp_version'], '2.6.999', '>')) { ?>
314 - <div class="icon32" style="background: url(<?php echo @plugins_url('cryptx/icon32.png') ?>) no-repeat"><br /></div>
315 - <?php } ?>
316 - <h2>CryptX</h2>
317 -
318 - <form method="post" action="">
319 -
320 - <?php wp_nonce_field('cryptX') ?>
321 -
322 - <div id="poststuff" class="ui-sortable">
323 - <div id="wp_seo_about_wpseo" class="postbox">
324 -
325 - <h3><?php _e("Presentation",'cryptx'); ?></h3>
326 -
327 - <div class="inside">
328 - <table class="form-table">
329 - <tr valign="top">
330 - <td><input name="cryptX_var[opt_linktext]" type="radio" id="opt_linktext" value="0" <?php echo ($cryptX_var[opt_linktext] == 0) ? 'checked="checked"' : ''; ?> /></td>
331 - <th scope="row"><label for="cryptX_var[at]"><?php _e("Replacement for '@'",'cryptx'); ?></label></th>
332 - <td><input name="cryptX_var[at]" value="<?php echo $cryptX_var[at]; ?>" type="text" class="regular-text" /></td>
333 - </tr>
334 - <tr valign="top">
335 - <td>&nbsp;</td>
336 - <th scope="row"><label for="cryptX_var[dot]"><?php _e("Replacement for '.'",'cryptx'); ?></label></th>
337 - <td><input name="cryptX_var[dot]" value="<?php echo $cryptX_var[dot]; ?>" type="text" class="regular-text" /></td>
338 - </tr>
339 - <tr valign="top">
340 - <td scope="row"><input type="radio" name="cryptX_var[opt_linktext]" id="opt_linktext2" value="1" <?php echo ($cryptX_var[opt_linktext] == 1) ? 'checked="checked"' : ''; ?>/></td>
341 - <th><label for="cryptX_var[alt_linktext]"><?php _e("Text for link",'cryptx'); ?></label></th>
342 - <td><input name="cryptX_var[alt_linktext]" value="<?php echo $cryptX_var[alt_linktext]; ?>" type="text" class="regular-text" /></td>
343 - </tr>
344 - <tr valign="top">
345 - <td scope="row"><input type="radio" name="cryptX_var[opt_linktext]" id="opt_linktext3" value="2" <?php echo ($cryptX_var[opt_linktext] == 2) ? 'checked="checked"' : ''; ?>/></td>
346 - <th><label for="cryptX_var[alt_linkimage]"><?php _e("Image-URL",'cryptx'); ?></label></th>
347 - <td><input name="cryptX_var[alt_linkimage]" value="<?php echo $cryptX_var[alt_linkimage]; ?>" type="text" class="regular-text" /></td>
348 - </tr>
349 - <tr valign="top">
350 - <td scope="row">&nbsp;</td>
351 - <th><label for="cryptX_var[http_linkimage_title]"><?php _e("Title-Tag for the Image",'cryptx'); ?></label></th>
352 - <td><input name="cryptX_var[http_linkimage_title]" value="<?php echo $cryptX_var[http_linkimage_title]; ?>" type="text" class="regular-text" /></td>
353 - </tr>
354 - <tr valign="top">
355 - <td scope="row"><input type="radio" name="cryptX_var[opt_linktext]" id="opt_linktext4" value="3" <?php echo ($cryptX_var[opt_linktext] == 3) ? 'checked="checked"' : ''; ?>/></td>
356 - <th><label for="cryptX_var[alt_uploadedimage]"><?php _e("Select image from folder",'cryptx'); ?></label></th>
357 - <td><select name="cryptX_var[alt_uploadedimage]" onchange="cryptX_bild_wechsel(this)">
358 - <?php foreach($this->_dirImages() as $image) {
359 - $FirstIMG = (!isset($FirstIMG))? plugins_url('cryptx/images/').$image : ($cryptX_var[alt_uploadedimage] == plugins_url('cryptx/images/').$image) ? plugins_url('cryptx/images/').$image : $FirstIMG;
360 - ?>
361 - <option value="<?php echo plugins_url('cryptx/images/').$image; ?>" <?php echo ($cryptX_var[alt_uploadedimage] == plugins_url('cryptx/images/').$image) ? 'selected' : ''; ?> ><?php echo $image; ?></option>
362 - <?php } ?>
363 - </select>&nbsp;&nbsp;<img src="<?php echo $FirstIMG; ?>" id="cryptXmailTo"></td>
364 - </tr>
365 - <tr valign="top">
366 - <td>&nbsp;</td>
367 - <th><label for="cryptX_var[alt_linkimage_title]"><?php _e("Title-Tag for the Image",'cryptx'); ?></label></th>
368 - <td><input name="cryptX_var[alt_linkimage_title]" value="<?php echo $cryptX_var[alt_linkimage_title]; ?>" type="text" class="regular-text" />
369 - <span class="setting-description"><?php _e("Upload your favorite email-image to ../plugins/cryptx/images. Only .jpg and .gif Supported!",'cryptx'); ?></span></td>
370 - </tr>
371 - <tr valign="top">
372 - <td scope="row"><input type="radio" name="cryptX_var[opt_linktext]" id="opt_linktext" value="4" <?php echo ($cryptX_var[opt_linktext] == 4) ? 'checked="checked"' : ''; ?>/></td>
373 - <th colspan="2"><?php _e("Text scrambled by AntiSpamBot (<small>Try it and look at your site and check the html source!</small>)",'cryptx'); ?></th>
374 - </tr>
375 - </table>
376 - </div>
377 - </div>
378 -
379 - <div id="wp_seo_about_wpseo" class="postbox">
380 -
381 - <h3><?php _e("General",'cryptx'); ?></h3>
382 -
383 - <div class="inside">
384 - <table class="form-table">
385 - <tr valign="top">
386 - <th scope="row"><?php _e("Apply CryptX to...",'cryptx'); ?></th>
387 - <td><input name="cryptX_var[theContent]" <?php echo ($cryptX_var[theContent]) ? 'checked="checked"' : ''; ?> type="checkbox" />&nbsp;&nbsp;<?php _e("Content",'cryptx'); ?><br/>
388 - <input name="cryptX_var[theExcerpt]" <?php echo ($cryptX_var[theExcerpt]) ? 'checked="checked"' : ''; ?> type="checkbox" />&nbsp;&nbsp;<?php _e("Excerpt",'cryptx'); ?><br/>
389 - <input name="cryptX_var[commentText]" <?php echo ($cryptX_var[commentText]) ? 'checked="checked"' : ''; ?> type="checkbox" />&nbsp;&nbsp;<?php _e("Comments",'cryptx'); ?></td>
390 - </tr>
391 - <tr valign="top">
392 - <th scope="row"><?php _e("Type of decryption",'cryptx'); ?></th>
393 - <td><input name="cryptX_var[java]" <?php echo ($cryptX_var[java]) ? 'checked="checked"' : ''; ?> type="radio" value="1" />&nbsp;&nbsp;<?php _e("Use javascript to hide the Email-Link.",'cryptx'); ?><br/>
394 - <input name="cryptX_var[java]" <?php echo (!$cryptX_var[java]) ? 'checked="checked"' : ''; ?> type="radio" value="0" />&nbsp;&nbsp;<?php _e("Use Unicode to hide the Email-Link.",'cryptx'); ?></td>
395 - </tr>
396 - <tr valign="top">
397 - <th scope="row" colspan="2"><input name="cryptX_var[autolink]" <?php echo ($cryptX_var[autolink]) ? 'checked="checked"' : ''; ?> type="checkbox" />&nbsp;&nbsp;<?php _e("Add mailto to all unlinked email addresses",'cryptx'); ?></th>
398 - </tr>
399 - </table>
400 -
401 - </div>
402 - </div>
403 - <p><input type="submit" name="cryptX" class="button-primary" value="<?php _e('Save Changes') ?>" /></p>
404 - </div>
405 -
406 - </form>
407 -
408 - <script type="text/javascript">
409 - <!--
410 - function cryptX_bild_wechsel(select){
411 - document.getElementById("cryptXmailTo").src = select.options[select.options.selectedIndex].value;
412 - return true;
413 - } //-->
414 - </script>
415 -
416 - </div>
417 -<?php
418 - }
419 -
420 - // -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
421 -
422 -
423 - //--end-of-class
424 - }
425 -
426 -}
427 -
428 -/////////////////////////////////////////////////////////////////////////////
429 -
430 -/**
431 -* Initiating the plugin...
432 -* @see cryptX
433 -*/
434 -new cryptX;
435 -
436 -/**
437 -* Create Template functions...
438 -* $content = string to convert
439 -* $text = string to replace linktext
440 -* $echo = 0: keep result in a variable, 1: show result
441 -*/
442 -function cryptx( $content, $text="", $css="", $echo=1 )
443 -{
444 - global $cryptX_var;
445 -
446 - $cryptX = new cryptX;
447 -
448 - $content = $cryptX->_autolink( $content );
449 -
450 - if(@$cryptX_var[java]) {
451 - $content = $cryptX->_encrypt( $content );
452 - } else {
453 - $content = $cryptX->_unicode( $content );
454 - }
455 -
456 - if("" != $text) {
457 - $content = preg_replace( "/(<a[^>]*>)(.*)(<\/a>)/i", '$1'.$text.'$3', $content );
458 - }
459 - if("" != $css) {
460 - $content = preg_replace( "/(<a[^>]*)(>)/i", '$1 class="'.$css.'"$2', $content );
461 - }
462 - if(1 == $echo) echo $content;
463 -
464 - return $content;
465 -}
466 -?>
37 + * Encrypts the given content using the Cryptx shortcode.
38 + *
39 + * @param string $content The content to be encrypted.
40 + * @param string $args (optional) Additional arguments is deprecated and are not used anymore.
41 + *
42 + * @return string The encrypted content wrapped in the Cryptx shortcode.
43 + */
44 +function encryptx( string $content, string $args = "" ): string {
45 + return do_shortcode( '[cryptx]' . $content . '[/cryptx]' );
46 +}