wallabag_compatibility_test.php

   1 <?php
   2 /**
   3  * wallabag, self hostable application allowing you to not miss any content anymore
   4  *
   5  * @category   wallabag
   6  * @author     Nicolas Lœuillet <nicolas@loeuillet.org>
   7  * @copyright  2013
   8  * @license    http://opensource.org/licenses/MIT see COPYING file
   9  */
  10
  11 $app_name = 'wallabag';
  12
  13 $php_ok = (function_exists('version_compare') && version_compare(phpversion(), '5.3.3', '>='));
  14 $pcre_ok = extension_loaded('pcre');
  15 $zlib_ok = extension_loaded('zlib');
  16 $mbstring_ok = extension_loaded('mbstring');
  17 $iconv_ok = extension_loaded('iconv');
  18 $tidy_ok = function_exists('tidy_parse_string');
  19 $curl_ok = function_exists('curl_exec');
  20 $parse_ini_ok = function_exists('parse_ini_file');
  21 $parallel_ok = ((extension_loaded('http') && class_exists('HttpRequestPool')) || ($curl_ok && function_exists('curl_multi_init')));
  22 $allow_url_fopen_ok = (bool)ini_get('allow_url_fopen');
  23 $filter_ok = extension_loaded('filter');
  24 $gettext_ok = function_exists("gettext");
  25
  26 if (extension_loaded('xmlreader')) {
  27         $xml_ok = true;
  28 } elseif (extension_loaded('xml')) {
  29         $parser_check = xml_parser_create();
  30         xml_parse_into_struct($parser_check, '<foo>&amp;</foo>', $values);
  31         xml_parser_free($parser_check);
  32         $xml_ok = isset($values[0]['value']);
  33 } else {
  34         $xml_ok = false;
  35 }
  36
  37 header('Content-type: text/html; charset=UTF-8');
  38
  39 ?><!DOCTYPE html>
  40
  41 <html lang="en">
  42 <head>
  43 <title><?php echo $app_name; ?>: Server Compatibility Test</title>
  44
  45 <style type="text/css">
  46 body {
  47         font:14px/1.4em "Lucida Grande", Verdana, Arial, Helvetica, Clean, Sans, sans-serif;
  48         letter-spacing:0px;
  49         color:#333;
  50         margin:0;
  51         padding:0;
  52         background:#fff;
  53 }
  54
  55 div#site {
  56         width:550px;
  57         margin:20px auto 0 auto;
  58 }
  59
  60 a {
  61         color:#000;
  62         text-decoration:underline;
  63         padding:0 1px;
  64 }
  65
  66 a:hover {
  67         color:#fff;
  68         background-color:#333;
  69         text-decoration:none;
  70         padding:0 1px;
  71 }
  72
  73 p {
  74         margin:0;
  75         padding:5px 0;
  76 }
  77
  78 em {
  79         font-style:normal;
  80         background-color:#ffc;
  81         padding: 0.1em 0;
  82 }
  83
  84 ul, ol {
  85         margin:10px 0 10px 20px;
  86         padding:0 0 0 15px;
  87 }
  88
  89 ul li, ol li {
  90         margin:0 0 7px 0;
  91         padding:0 0 0 3px;
  92 }
  93
  94 h2 {
  95         font-size:18px;
  96         padding:0;
  97         margin:30px 0 20px 0;
  98 }
  99
 100 h3 {
 101         font-size:16px;
 102         padding:0;
 103         margin:20px 0 5px 0;
 104 }
 105
 106 h4 {
 107         font-size:14px;
 108         padding:0;
 109         margin:15px 0 5px 0;
 110 }
 111
 112 code {
 113         font-size:1.1em;
 114         background-color:#f3f3ff;
 115         color:#000;
 116 }
 117
 118 em strong {
 119     text-transform: uppercase;
 120 }
 121
 122 table#chart {
 123         border-collapse:collapse;
 124 }
 125
 126 table#chart th {
 127         background-color:#eee;
 128         padding:2px 3px;
 129         border:1px solid #fff;
 130 }
 131
 132 table#chart td {
 133         text-align:center;
 134         padding:2px 3px;
 135         border:1px solid #eee;
 136 }
 137
 138 table#chart tr.enabled td {
 139         /* Leave this alone */
 140 }
 141
 142 table#chart tr.disabled td,
 143 table#chart tr.disabled td a {
 144 }
 145
 146 table#chart tr.disabled td a {
 147         text-decoration:underline;
 148 }
 149
 150 div.chunk {
 151         margin:20px 0 0 0;
 152         padding:0 0 10px 0;
 153         border-bottom:1px solid #ccc;
 154 }
 155
 156 .footnote,
 157 .footnote a {
 158         font:10px/12px verdana, sans-serif;
 159         color:#aaa;
 160 }
 161
 162 .footnote em {
 163         background-color:transparent;
 164         font-style:italic;
 165 }
 166
 167 .good{
 168 background-color:#52CC5B;
 169 }
 170 .bad{
 171 background-color:#F74343;
 172 font-style:italic;
 173 font-weight: bold;
 174 }
 175 .pass{
 176 background-color:#FF9500;
 177 }
 178
 179 </style>
 180
 181 </head>
 182
 183 <body>
 184 <?php
 185 $frominstall = false;
 186 if (isset($_GET['from'])){
 187         if ($_GET['from'] == 'install'){
 188                 $frominstall = true;
 189                 }}
 190 ?>
 191 <div id="site">
 192         <div id="content">
 193
 194                 <div class="chunk">
 195                         <h2 style="text-align:center;"><?php echo $app_name; ?>: Compatibility Test</h2>
 196                         <table cellpadding="0" cellspacing="0" border="0" width="100%" id="chart">
 197                                 <thead>
 198                                         <tr>
 199                                                 <th>Test</th>
 200                                                 <th>Should Be</th>
 201                                                 <th>What You Have</th>
 202                                         </tr>
 203                                 </thead>
 204                                 <tbody>
 205                                         <tr class="<?php echo ($php_ok) ? 'enabled' : 'disabled'; ?>">
 206                                                 <td>PHP</td>
 207                                                 <td>5.3.3 or higher</td>
 208                                                 <td class="<?php echo ($php_ok) ? 'good' : 'disabled'; ?>"><?php echo phpversion(); ?></td>
 209                                         </tr>
 210                                         <tr class="<?php echo ($xml_ok) ? 'enabled' : 'disabled'; ?>">
 211                                                 <td><a href="http://php.net/xml">XML</a></td>
 212                                                 <td>Enabled</td>
 213                                                 <?php echo ($xml_ok) ? '<td class="good">Enabled, and sane</span>' : '<td class="bad">Disabled, or broken'; ?></td>
 214                                         </tr>
 215                                         <tr class="<?php echo ($pcre_ok) ? 'enabled' : 'disabled'; ?>">
 216                                                 <td><a href="http://php.net/pcre">PCRE</a></td>
 217                                                 <td>Enabled</td>
 218                                                 <?php echo ($pcre_ok) ? '<td class="good">Enabled' : '<td class="bad">Disabled'; ?></td>
 219                                         </tr>
 220 <!--                                    <tr class="<?php echo ($zlib_ok) ? 'enabled' : 'disabled'; ?>">
 221                                                 <td><a href="http://php.net/zlib">Zlib</a></td>
 222                                                 <td>Enabled</td>
 223                                                 <?php echo ($zlib_ok) ? '<td class="good">Enabled' : '<td class="bad">Disabled'; ?></td>
 224                                         </tr> -->
 225 <!--                                    <tr class="<?php echo ($mbstring_ok) ? 'enabled' : 'disabled'; ?>">
 226                                                 <td><a href="http://php.net/mbstring">mbstring</a></td>
 227                                                 <td>Enabled</td>
 228                                                 <?php echo ($mbstring_ok) ? '<td class="good">Enabled' : '<td class="bad">Disabled'; ?></td>
 229                                         </tr> -->
 230 <!--                                    <tr class="<?php echo ($iconv_ok) ? 'enabled' : 'disabled'; ?>">
 231                                                 <td><a href="http://php.net/iconv">iconv</a></td>
 232                                                 <td>Enabled</td>
 233                                                 <?php echo ($iconv_ok) ? '<td class="good">Enabled' : '<td class="bad">Disabled'; ?></td>
 234                                         </tr> -->
 235                                         <tr class="<?php echo ($filter_ok) ? 'enabled' : 'disabled'; ?>">
 236                                                 <td><a href="http://uk.php.net/manual/en/book.filter.php">Data filtering</a></td>
 237                                                 <td>Enabled</td>
 238                                                 <?php echo ($filter_ok) ? '<td class="good">Enabled' : '<td class="pass">Disabled'; ?></td>
 239                                         </tr>
 240                                         <tr class="<?php echo ($tidy_ok) ? 'enabled' : 'disabled'; ?>">
 241                                                 <td><a href="http://php.net/tidy">Tidy</a></td>
 242                                                 <td>Enabled</td>
 243                                                 <?php echo ($tidy_ok) ? '<td class="good">Enabled' : '<td class="pass">Disabled'; ?></td>
 244                                         </tr>
 245                                         <tr class="<?php echo ($curl_ok) ? 'enabled' : 'disabled'; ?>">
 246                                                 <td><a href="http://php.net/curl">cURL</a></td>
 247                                                 <td>Enabled</td>
 248                                                 <?php echo (extension_loaded('curl')) ? '<td class="good">Enabled' : '<td class="pass">Disabled'; ?></td>
 249                                         </tr>
 250                     <tr class="<?php echo ($parse_ini_ok) ? 'enabled' : 'disabled'; ?>">
 251                         <td><a href="http://uk.php.net/manual/en/function.parse-ini-file.php">Parse ini file</td>
 252                         <td>Enabled</td>
 253                         <?php echo ($parse_ini_ok) ? '<td class="good">Enabled' : '<td class="bad">Disabled'; ?></td>
 254                     </tr>
 255                                         <tr class="<?php echo ($parallel_ok) ? 'enabled' : 'disabled'; ?>">
 256                                                 <td>Parallel URL fetching</td>
 257                                                 <td>Enabled</td>
 258                                                 <?php echo ($parallel_ok) ? '<td class="good">Enabled' : '<td class="pass">Disabled'; ?></td>
 259                                         </tr>
 260                                         <tr class="<?php echo ($allow_url_fopen_ok) ? 'enabled' : 'disabled'; ?>">
 261                                                 <td><a href="http://www.php.net/manual/en/filesystem.configuration.php#ini.allow-url-fopen">allow_url_fopen</a></td>
 262                                                 <td>Enabled</td>
 263                                                 <?php echo ($allow_url_fopen_ok) ? '<td class="good">Enabled' : '<td class="bad">Disabled'; ?></td>
 264                                         </tr>
 265                                         <tr class="<?php echo ($gettext_ok) ? 'enabled' : 'disabled'; ?>">
 266                                                 <td><a href="http://php.net/manual/en/book.gettext.php">gettext</a></td>
 267                                                 <td>Enabled</td>
 268                                                 <?php echo ($gettext_ok) ? '<td class="good">Enabled' : '<td class="bad">Disabled'; ?></td>
 269                                         </tr>
 270                                 </tbody>
 271                         </table>
 272                 </div>
 273
 274                 <div class="chunk">
 275                         <h3>What does this mean?</h3>
 276                         <ol>
 277                                 <?php //if ($php_ok && $xml_ok && $pcre_ok && $mbstring_ok && $iconv_ok && $filter_ok && $zlib_ok && $tidy_ok && $curl_ok && $parallel_ok && $allow_url_fopen_ok): ?>
 278                                 <?php if ($php_ok && $xml_ok && $pcre_ok && $filter_ok && $tidy_ok && $curl_ok && $parallel_ok && $allow_url_fopen_ok && $gettext_ok && $parse_ini_ok): ?>
 279                                 <li><em>You have everything you need to run <?php echo $app_name; ?> properly!  Congratulations!</em></li>
 280                                 <?php else: ?>
 281                                         <?php if ($php_ok): ?>
 282                                                 <li><strong>PHP:</strong> You are running a supported version of PHP.  <em>No problems here.</em></li>
 283                                                 <?php if ($xml_ok): ?>
 284                                                         <li><strong>XML:</strong> You have XMLReader support or a version of XML support that isn't broken installed.  <em>No problems here.</em></li>
 285                                                         <?php if ($pcre_ok): ?>
 286                                                                 <li><strong>PCRE:</strong> You have PCRE support installed. <em>No problems here.</em></li>
 287
 288                                                                 <?php if ($allow_url_fopen_ok): ?>
 289                                                                         <li><strong>allow_url_fopen:</strong> You have allow_url_fopen enabled. <em>No problems here.</em></li>
 290
 291                                                                         <?php if ($gettext_ok): ?>
 292                                                                                 <li><strong>Gettext:</strong> You have <code>gettext</code> enabled. <em>No problems here.</em></li>
 293
 294                                         <?php if ($parse_ini_ok): ?>
 295
 296                                             <?php if ($filter_ok): ?>
 297                                                 <li><strong>Data filtering:</strong> You have the PHP filter extension enabled. <em>No problems here.</em></li>
 298
 299                                                 <?php if ($zlib_ok): ?>
 300                                                     <li><strong>Zlib:</strong> You have <code>Zlib</code> enabled.  This allows SimplePie to support GZIP-encoded feeds.  <em>No problems here.</em></li>
 301                                                 <?php else: ?>
 302                                                     <li><strong>Zlib:</strong> The <code>Zlib</code> extension is not available.  SimplePie will ignore any GZIP-encoding, and instead handle feeds as uncompressed text.</li>
 303                                                 <?php endif; ?>
 304
 305                                                 <?php if ($mbstring_ok && $iconv_ok): ?>
 306                                                     <li><strong>mbstring and iconv:</strong> You have both <code>mbstring</code> and <code>iconv</code> installed!  This will allow <?php echo $app_name; ?> to handle the greatest number of languages. <em>No problems here.</em></li>
 307                                                 <?php elseif ($mbstring_ok): ?>
 308                                                     <li><strong>mbstring:</strong> <code>mbstring</code> is installed, but <code>iconv</code> is not.</li>
 309                                                 <?php elseif ($iconv_ok): ?>
 310                                                     <li><strong>iconv:</strong> <code>iconv</code> is installed, but <code>mbstring</code> is not.</li>
 311                                                 <?php else: ?>
 312                                                     <li><strong>mbstring and iconv:</strong> <em>You do not have either of the extensions installed.</em> This will significantly impair your ability to read non-English feeds, as well as even some English ones.</li>
 313                                                 <?php endif; ?>
 314
 315                                                 <?php if ($tidy_ok): ?>
 316                                                     <li><strong>Tidy:</strong> You have <code>Tidy</code> support installed.  <em>No problems here.</em></li>
 317                                                 <?php else: ?>
 318                                                     <li><strong>Tidy:</strong> The <code>Tidy</code> extension is not available.  <?php echo $app_name; ?> should still work with most feeds, but you may experience problems with some.</li>
 319                                                 <?php endif; ?>
 320
 321                                                 <?php if ($curl_ok): ?>
 322                                                     <li><strong>cURL:</strong> You have <code>cURL</code> support installed.  <em>No problems here.</em></li>
 323                                                 <?php else: ?>
 324                                                     <li><strong>cURL:</strong> The <code>cURL</code> extension is not available.  SimplePie will use <code>fsockopen()</code> instead.</li>
 325                                                 <?php endif; ?>
 326
 327                                                 <?php if ($parallel_ok): ?>
 328                                                     <li><strong>Parallel URL fetching:</strong> You have <code>HttpRequestPool</code> or <code>curl_multi</code> support installed.  <em>No problems here.</em></li>
 329                                                 <?php else: ?>
 330                                                     <li><strong>Parallel URL fetching:</strong> <code>HttpRequestPool</code> or <code>curl_multi</code> support is not available.  <?php echo $app_name; ?> will use <code>file_get_contents()</code> instead to fetch URLs sequentially rather than in parallel.</li>
 331                                                 <?php endif; ?>
 332
 333                                             <?php else: ?>
 334                                                 <li><strong>Data filtering:</strong> Your PHP configuration has the filter extension disabled.  <strong><?php echo $app_name; ?> will not work here.</strong></li>
 335                                             <?php endif; ?>
 336
 337                                         <?php else : ?>
 338                                             <li><strong>Parse ini files function :</strong> Bad luck : your webhost has decided to block the use of the <em>parse_ini_file</em> function. <strong><?php echo $app_name; ?> will not work here.</strong>
 339                                         <?php endif; ?>
 340
 341                                                                         <?php else: ?>
 342                                                                                 <li><strong>GetText:</strong> The <code>gettext</code> extension is not available. The system we use to display wallabag in various languages is not available. <strong><?php echo $app_name; ?> will not work here.</strong></li>
 343                                                                         <?php endif; ?>
 344
 345                                                                 <?php else: ?>
 346                                                                         <li><strong>allow_url_fopen:</strong> Your PHP configuration has allow_url_fopen disabled.  <strong><?php echo $app_name; ?> will not work here.</strong></li>
 347                                                                 <?php endif; ?>
 348
 349                                                         <?php else: ?>
 350                                                                 <li><strong>PCRE:</strong> Your PHP installation doesn't support Perl-Compatible Regular Expressions.  <strong><?php echo $app_name; ?> will not work here.</strong></li>
 351                                                         <?php endif; ?>
 352                                                 <?php else: ?>
 353                                                         <li><strong>XML:</strong> Your PHP installation doesn't support XML parsing.  <strong><?php echo $app_name; ?> will not work here.</strong></li>
 354                                                 <?php endif; ?>
 355                                         <?php else: ?>
 356                                                 <li><strong>PHP:</strong> You are running an unsupported version of PHP.  <strong><?php echo $app_name; ?> will not work here.</strong></li>
 357                                         <?php endif; ?>
 358                                 <?php endif; ?>
 359                         </ol>
 360                 </div>
 361
 362                 <div class="chunk">
 363                         <?php //if ($php_ok && $xml_ok && $pcre_ok && $mbstring_ok && $iconv_ok && $filter_ok && $allow_url_fopen_ok) { ?>
 364                         <?php if ($php_ok && $xml_ok && $pcre_ok && $filter_ok && $allow_url_fopen_ok && $gettext_ok && $parse_ini_ok) { ?>
 365                                 <h3>Bottom Line: Yes, you can!</h3>
 366                                 <p><em>Your webhost has its act together!</em></p>
 367                                 <?php if (!$frominstall) { ?>
 368                                 <p>You can download the latest version of <?php echo $app_name; ?> from <a href="http://wallabag.org/download">wallabag.org</a>.</p>
 369                                 <p>If you already have done that, you should access <a href="index.php">the index.php file</a> of your installation to configure and/or start using wallabag</p>
 370                                 <?php } else { ?>
 371                                 <p>You can now <a href="index.php">return to the installation section</a>.</p>
 372                                 <?php } ?>
 373                                 <p><strong>Note</strong>: Passing this test does not guarantee that <?php echo $app_name; ?> will run on your webhost &mdash; it only ensures that the basic requirements have been addressed. If you experience any problems, please let us know.</p>
 374                         <?php //} else if ($php_ok && $xml_ok && $pcre_ok && $mbstring_ok && $allow_url_fopen_ok && $filter_ok) { ?>
 375                         <?php } else if ($php_ok && $xml_ok && $pcre_ok && $allow_url_fopen_ok && $filter_ok && $gettext_ok && $parse_ini_ok) { ?>
 376                                 <h3>Bottom Line: Yes, you can!</h3>
 377                                 <p><em>For most feeds, it'll run with no problems.</em> There are certain languages that you might have a hard time with though.</p>
 378                                 <?php if (!$frominstall) { ?>
 379                                 <p>You can download the latest version of <?php echo $app_name; ?> from <a href="http://wallabag.org/download">wallabag.org</a>.</p>
 380                                 <p>If you already have done that, you should access <a href="index.php">the index.php file</a> of your installation to configure and/or start using wallabag</p>
 381                                 <?php } else { ?>
 382                                 <p>You can now <a href="index.php">return to the installation section</a>.</p>
 383                                 <?php } ?>
 384                                 <p><strong>Note</strong>: Passing this test does not guarantee that <?php echo $app_name; ?> will run on your webhost &mdash; it only ensures that the basic requirements have been addressed. If you experience any problems, please let us know.</p>
 385                         <?php } else { ?>
 386                                 <h3>Bottom Line: We're sorry…</h3>
 387                                 <p><em>Your webhost does not support the minimum requirements for <?php echo $app_name; ?>.</em>  It may be a good idea to contact your webhost and point them to the results of this test. They may be able to enable/install the required components.</p>
 388                         <?php } ?>
 389                 </div>
 390
 391                 <div class="chunk">
 392                         <p class="footnote">This compatibility test has been borrowed (and slightly adapted by <a href="http://fivefilters.org/content-only/">fivefilters.org</a>) from the one supplied by <a href="http://simplepie.org/">SimplePie.org</a>.</a></p>
 393                 </div>
 394
 395         </div>
 396
 397 </div>
 398
 399 </body>
 400 </html>