1<?php 2////////////////////////////////////////////////////////////// 3// phpThumb() by James Heinrich <info@silisoftware.com> // 4// available at http://phpthumb.sourceforge.net // 5// and/or https://github.com/JamesHeinrich/phpThumb // 6////////////////////////////////////////////////////////////// 7/// // 8// phpThumb.demo.check.php // 9// James Heinrich <info@silisoftware.com> // 10// // 11// Configuration analyzer for phpThumb settings and server // 12// settings that may affect phpThumb performance // 13// Live demo is at http://phpthumb.sourceforge.net/demo/ // 14// // 15////////////////////////////////////////////////////////////// 16die('For security reasons, this demo is disabled by default. Please comment out line '.__LINE__.' in '.basename(__FILE__)); 17 18$ServerInfo['gd_string'] = 'unknown'; 19$ServerInfo['gd_numeric'] = 0; 20//ob_start(); 21if (!include_once '../phpthumb.functions.php' ) { 22 ob_end_flush(); 23 die('failed to include_once("../phpthumb.functions.php")'); 24} 25if (!include_once '../phpthumb.class.php' ) { 26 //ob_end_flush(); 27 die('failed to include_once("../phpthumb.class.php")'); 28} 29//ob_end_clean(); 30$phpThumb = new phpThumb(); 31if (file_exists('../phpThumb.config.php') && include_once '../phpThumb.config.php' ) { 32 foreach ($PHPTHUMB_CONFIG as $key => $value) { 33 $phpThumb->setParameter('config_'.$key, $value); 34 } 35} else { 36 echo '<div style="color: red; border: 1px red dashed; font-weight: bold; padding: 10px; margin: 10px; display: inline-block;">Error reading ../phpThumb.config.php</div><br>'; 37} 38 39$ServerInfo['gd_string'] = phpthumb_functions::gd_version(true); 40$ServerInfo['gd_numeric'] = phpthumb_functions::gd_version(false); 41$ServerInfo['im_version'] = $phpThumb->ImageMagickVersion(); 42$gd_info = gd_info(); 43 44?> 45 46<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> 47<html> 48<head> 49 <title>phpThumb configuration analyzer</title> 50 <link rel="stylesheet" type="text/css" href="/style.css" title="style sheet"> 51</head> 52<body style="background-color: #CCCCCC;"> 53 54This demo analyzes your settings (phpThumb.config.php and server/PHP) for <a href="http://phpthumb.sourceforge.net"><b>phpThumb()</b></a>.<br> 55<br> 56<table border="1"> 57 <tr><th colspan="8"><-- bad . . . . . good --></th></tr> 58 <tr> 59 <td style="background-color: red;" > </td> 60 <td style="background-color: orange;" > </td> 61 <td style="background-color: yellow;" > </td> 62 <td style="background-color: olive;" > </td> 63 <td style="background-color: darkgreen;" > </td> 64 <td style="background-color: green;" > </td> 65 <td style="background-color: lightgreen;"> </td> 66 <td style="background-color: lime;" > </td> 67 </tr> 68</table> 69<table border="1" cellspacing="0" cellpadding="2"> 70<tr style="background-color: #EEEEEE;"><th>Setting</th><th colspan="2">Value</th><th>Comments</th></tr> 71<?php 72 73$versions['raw'] = array( 74 'latest' => phpthumb_functions::SafeURLread('http://phpthumb.sourceforge.net/?latestversion=1', $dummy), 75 'this' => $phpThumb->phpthumb_version, 76); 77foreach ($versions['raw'] as $key => $value) { 78 preg_match('#^([0-9\\.]+)\\-?(([0-9]{4})([0-9]{2})([0-9]{2})([0-9]{2})([0-9]{2}))?#i', $value, $matches); 79 @list($huge, $major, $minor) = @explode('.', @$matches[1]); 80 @list($year, $month, $day, $hour, $min) = @$matches[3]; 81 $versions['base'][$key] = $matches[1]; 82 $versions['huge'][$key] = $huge; 83 $versions['major'][$key] = $major; 84 $versions['minor'][$key] = $minor; 85 $versions['stamp'][$key] = $matches[2]; 86 $versions['year'][$key] = $year; 87 $versions['month'][$key] = $month; 88 $versions['day'][$key] = $day; 89 $versions['hour'][$key] = $hour; 90 $versions['min'][$key] = $min; 91 $versions['date'][$key] = @mktime($hour, $min, 0, $month, $day, $year); 92} 93$downloadlatest = 'Download the latest version from <a href="https://github.com/JamesHeinrich/phpThumb/">https://github.com/JamesHeinrich/phpThumb/</a>'; 94echo '<tr><th nowrap>Latest phpThumb version:</th><th colspan="2">'.$versions['raw']['latest'].'</th><td>'.$downloadlatest.'</td></tr>'; 95echo '<tr><th nowrap>This phpThumb version:</th><th colspan="2" style="background-color: '; 96 97if (!$versions['base']['latest']) { 98 // failed to get latest version number 99 echo 'white'; 100 $message = 'Latest version unknown.<br>'.$downloadlatest; 101} elseif (phpthumb_functions::version_compare_replacement($versions['base']['this'], $versions['base']['latest'], '>')) { 102 // new than latest, must be beta version 103 echo 'lightblue'; 104 $message = 'This must be a pre-release beta version. Please report bugs to <a href="mailto:info@silisoftware.com">info@silisoftware.com</a>'; 105} elseif (($versions['base']['latest'] == $versions['base']['this']) && ($versions['stamp']['this'] > $versions['stamp']['latest'])) { 106 // new than latest, must be beta version 107 echo 'lightblue'; 108 $message = 'You must be using a pre-release beta version. Please report bugs to <a href="mailto:info@silisoftware.com">info@silisoftware.com</a>'; 109} elseif ($versions['base']['latest'] == $versions['base']['this']) { 110 // latest version 111 echo 'lime'; 112 $message = 'You are using the latest released version.'; 113} elseif ($versions['huge']['latest'].$versions['major']['latest'] == $versions['huge']['this'].$versions['major']['this']) { 114 echo 'olive'; 115 $message = 'One (or more) minor version(s) have been released since this version.<br>'.$downloadlatest; 116} elseif ((float) ($versions[ 'huge'][ 'latest'].str_pad($versions[ 'major'][ 'latest'], 2, '0', STR_PAD_LEFT)) < (float) ($versions[ 'huge'][ 'this'].str_pad($t_major, 2, '0', STR_PAD_LEFT))) { 117 echo 'yellow'; 118 $message = 'One (or more) major version(s) have been released since this version, you really should upgrade.<br>'.$downloadlatest; 119} else { 120 echo 'orange'; 121 $message = 'Fundamental changes have been made since this version.<br>'.$downloadlatest; 122} 123echo ';">'.$phpThumb->phpthumb_version; 124echo '</th><td>'.$message.'.<br></td></tr>'; 125 126 127echo '<tr><th>phpThumb.config.php:</th><th colspan="2" style="background-color: '; 128if (file_exists('../phpThumb.config.php') && !file_exists('../phpThumb.config.php.default')) { 129 if (!defined('phpThumbConfigFileVersion') || phpthumb_functions::version_compare_replacement($versions['base']['this'], phpThumbConfigFileVersion, '>')) { 130 echo 'red;">"phpThumb.config.php" version does not match phpThumb version. Please be sure to use the config file from the phpThumb distribution (copy any customized settings to the .default file, then rename "phpThumb.config.php.default" to "phpThumb.config.php")'; 131 } else { 132 echo 'lime;">"phpThumb.config.php" exists and "phpThumb.config.php.default" does not'; 133 } 134} elseif (file_exists('../phpThumb.config.php') && file_exists('../phpThumb.config.php.default')) { 135 echo 'yellow;">"phpThumb.config.php" and "phpThumb.config.php.default" both exist'; 136} elseif (!file_exists('../phpThumb.config.php') && file_exists('../phpThumb.config.php.default')) { 137 echo 'red;">rename "phpThumb.config.php.default" to "phpThumb.config.php"'; 138} else { 139 echo 'red;">"phpThumb.config.php" not found'; 140} 141echo '</th><td>"phpThumb.config.php.default" that comes in the distribution must be renamed to "phpThumb.config.php" before phpThumb.php can be used. Avoid having both files present to minimize confusion.</td></tr>'; 142 143 144echo '<tr><th>phpThumb.config.php<br>[disable_debug]</th>'; 145echo '<th colspan="2" style="background-color: '.($PHPTHUMB_CONFIG['disable_debug'] ? 'lime' : 'red').'">'.($PHPTHUMB_CONFIG['disable_debug'] ? 'true' : 'false').'</th>'; 146echo '<td>DO NOT DISABLE THIS ON ANY PUBLIC-ACCESSIBLE SERVER. Prevents phpThumb from displaying any information about your system. If true, phpThumbDebug and error messages will be disabled. If set to false (debug messages enabled) then debug mode will be FORCED -- ONLY debug output will be presented, no actual thumbnail (to avoid accidentally leaving debug mode enabled on a production server).</td></tr>'; 147 148echo '<tr><th>phpThumb.config.php<br>[high_security_enabled]</th>'; 149echo '<th colspan="2" style="background-color: '.($PHPTHUMB_CONFIG['high_security_enabled'] ? 'lime' : 'red').'">'.($PHPTHUMB_CONFIG['high_security_enabled'] ? 'true' : 'false').'</th>'; 150echo '<td>DO NOT DISABLE THIS ON ANY PUBLIC-ACCESSIBLE SERVER. If disabled, your server is more vulnerable to hacking attempts, both on your server and via your server to other servers. When enabled, requires "high_security_password" set to be set and requires the use of phpThumbURL() function (at the bottom of phpThumb.config.php) to generate hashed URLs.</td></tr>'; 151 152echo '<tr><th>phpThumb.config.php<br>[high_security_password]</th>'; 153$password_complexity = phpthumb_functions::PasswordStrength($PHPTHUMB_CONFIG['high_security_password']); 154echo '<th colspan="2" style="background-color: '.(($password_complexity >= 20) ? 'lime' : ((strlen($PHPTHUMB_CONFIG['high_security_password']) > 0) ? 'orange' : 'red')).'">'.(($password_complexity >= 20) ? 'sufficiently complex' : ((strlen($PHPTHUMB_CONFIG['high_security_password']) > 0) ? 'not complex enough' : 'not set')).'</th>'; 155echo '<td>DO NOT DISABLE THIS ON ANY PUBLIC-ACCESSIBLE SERVER. If disabled, your server is more vulnerable to hacking attempts, both on your server and via your server to other servers. When enabled, requires "high_security_password" set to be set and requires the use of phpThumbURL() function (at the bottom of phpThumb.config.php) to generate hashed URLs.</td></tr>'; 156 157 158echo '<tr><th>cache directory:</th><th colspan="2">'; 159$orig_config_cache_directory = $phpThumb->config_cache_directory; 160$phpThumb->setCacheDirectory(); 161echo '<div style="background-color: '.( is_dir($phpThumb->config_cache_directory) ? 'lime;">exists' : 'red;">does NOT exist').'</div>'; 162echo '<div style="background-color: '.(is_readable($phpThumb->config_cache_directory) ? 'lime;">readable' : 'red;">NOT readable' ).'</div>'; 163echo '<div style="background-color: '.(is_writable($phpThumb->config_cache_directory) ? 'lime;">writable' : 'red;">NOT writable' ).'</div>'; 164echo '</th><td>Original: "'.htmlspecialchars($orig_config_cache_directory).'"<br>Resolved: "'.htmlspecialchars($phpThumb->config_cache_directory).'"<br>Must exist and be both readable and writable by PHP.</td></tr>'; 165 166 167echo '<tr><th>cache write test:</th><th colspan="2">'; 168$phpThumb->rawImageData = 'phpThumb.demo.check.php_cachetest'; 169$phpThumb->SetCacheFilename(); 170echo '<div>'.htmlspecialchars($phpThumb->cache_filename ? implode(' / ', preg_split('#[/\\\\]#', $phpThumb->cache_filename)) : 'NO CACHE FILENAME RESOLVED').'</div>'; 171echo '<div>directory '.(is_dir(dirname($phpThumb->cache_filename)) ? 'exists' : 'does NOT exist').' (before EnsureDirectoryExists())</div>'; 172phpthumb_functions::EnsureDirectoryExists(dirname($phpThumb->cache_filename)); 173echo '<div style="background-color: '.(is_dir(dirname($phpThumb->cache_filename)) ? 'lime;">directory exists' : 'red;">directory does NOT exist').' (after EnsureDirectoryExists())</div>'; 174if ($fp = @fopen($phpThumb->cache_filename, 'wb')) { 175 fwrite($fp, 'this is a test from '.__FILE__); 176 fclose($fp); 177 echo '<div style="background-color: lime;">write test succeeded</div>'; 178 179 $old_perms = substr(sprintf('%o', fileperms($phpThumb->cache_filename)), -4); 180 @chmod($phpThumb->cache_filename, 0644); 181 clearstatcache(); 182 $new_perms = substr(sprintf('%o', fileperms($phpThumb->cache_filename)), -4); 183 echo '<div style="background-color: '.(($new_perms == '0644') ? 'lime' : (($new_perms > '0644') ? 'orange' : 'red')).';">chmod($phpThumb->cache_filename, 0644) from "'.htmlspecialchars($old_perms).'" resulted in permissions "'.htmlspecialchars($new_perms).'"</div>'; 184 185 if (@unlink($phpThumb->cache_filename)) { 186 echo '<div style="background-color: lime;">delete test succeeded</div>'; 187 } else { 188 echo '<div style="background-color: red;">delete test FAILED</div>'; 189 } 190 $phpThumb->CleanUpCacheDirectory(); 191} else { 192 echo '<div style="background-color: red;">write test FAILED</div>'; 193} 194//echo '</th><td>Original: "'.htmlspecialchars($orig_config_cache_directory).'"<br>Resolved: "'.htmlspecialchars($phpThumb->config_cache_directory).'"<br>Must exist and be both readable and writable by PHP.</td></tr>'; 195echo '</th><td>Created and deletes a sample cache file to see if you actually have create/delete permission.<br>If <i>Safe Mode</i> is enabled this is often broken.</td></tr>'; 196 197 198echo '<tr><th>temp directory:</th><th colspan="2">'; 199$orig_config_temp_directory = $phpThumb->config_temp_directory; 200echo $phpThumb->phpThumb_tempnam(); 201echo '<div style="background-color: '.( is_dir($phpThumb->config_temp_directory) ? 'lime;">exists' : 'red;">does NOT exist').'</div>'; 202echo '<div style="background-color: '.(is_readable($phpThumb->config_temp_directory) ? 'lime;">readable' : 'red;">NOT readable' ).'</div>'; 203echo '<div style="background-color: '.(is_writable($phpThumb->config_temp_directory) ? 'lime;">writable' : 'red;">NOT writable' ).'</div>'; 204echo '</th><td>Original: "'.htmlspecialchars($orig_config_temp_directory).'"<br>Resolved: "'.htmlspecialchars($phpThumb->config_temp_directory).'"<br>Must exist and be both readable and writable by PHP.</td></tr>'; 205 206 207echo '<tr><th>PHP version:</th><th colspan="2" style="background-color: '; 208if (phpthumb_functions::version_compare_replacement(PHP_VERSION, '5.0.0', '>=')) { 209 echo 'lime'; 210} elseif (phpthumb_functions::version_compare_replacement(PHP_VERSION, '4.4.2', '=')) { 211 echo 'darkgreen'; 212} elseif (phpthumb_functions::version_compare_replacement(PHP_VERSION, '4.3.3', '>=')) { 213 echo 'lightgreen'; 214} elseif (phpthumb_functions::version_compare_replacement(PHP_VERSION, '4.2.0', '>=')) { 215 echo 'green'; 216} elseif (phpthumb_functions::version_compare_replacement(PHP_VERSION, '4.1.0', '>=')) { 217 echo 'yellow'; 218} elseif (phpthumb_functions::version_compare_replacement(PHP_VERSION, '4.0.6', '>=')) { 219 echo 'orange'; 220} else { 221 echo 'red'; 222} 223echo ';">'. PHP_VERSION; 224echo '</th><td>PHP5 is ideal (support for numerous built-in filters which are much faster than my code).<br>PHP v4.4.2 contains a bug in fopen over HTTP (phpThumb has a workaround)<br>PHP v4.3.2+ supports imagesavealpha which is required for proper PNG/ICO output.<br>imagerotate requires PHP v4.3.0+ (but buggy before v4.3.3).<br>EXIF thumbnail extraction requires PHP v4.2.0+.<br>Most things will work back to PHP v4.1.0, and mostly (perhaps buggy) back to v4.0.6, but no guarantees for any version older than that.</td></tr>'; 225 226 227echo '<tr><th>GD version:</th><th colspan="2" style="background-color: '; 228if ($ServerInfo['gd_numeric'] >= 2) { 229 if (!empty($ServerInfo['gd_string']) && false !== stripos($ServerInfo[ 'gd_string' ], 'bundled')) { 230 echo 'lime'; 231 } else { 232 echo 'yellow'; 233 } 234} elseif (!empty($ServerInfo['im_version'])) { 235 echo 'orange'; 236} else { 237 echo 'red'; 238} 239echo ';">'.(!empty($ServerInfo['gd_string']) ? $ServerInfo['gd_string'] : 'n/a'); 240echo '</th><td>GD2-bundled version is ideal.<br>GD2 (non-bundled) is second choice, but there are a number of bugs in the non-bundled version. imagerotate is only available in the bundled version of GD2.<br>GD1 will also (mostly) work, at much-reduced image quality and several features disabled. phpThumb can perform most operations with ImageMagick only, even if GD is not available.</td></tr>'; 241 242 243$IMreleaseDate = 0; 244if (preg_match('# ([0-9]{2})/([0-9]{2})/([0-9]{2}) #', $ServerInfo['im_version'], $matches)) { 245 list($dummy, $m, $d, $y) = $matches; 246 if ($y < 70) { 247 $y += 2000; 248 } elseif ($y < 100) { 249 $y += 1900; 250 } 251 $IMreleaseDate = mktime(12, 0, 0, $m, $d, $y); 252} elseif (preg_match('# ([0-9]{4})\\-([0-9]{2})\\-([0-9]{2}) #', $ServerInfo['im_version'], $matches)) { 253 list($dummy, $y, $m, $d) = $matches; 254 $IMreleaseDate = mktime(12, 0, 0, $m, $d, $y); 255} 256$IMversionAge = time() - $IMreleaseDate; 257echo '<tr><th>ImageMagick version:</th><th colspan="2" style="background-color: '; 258if ($ServerInfo['im_version']) { 259 if ($IMversionAge < (86400 * 365 * 1)) { 260 echo 'lime'; 261 } elseif ($IMversionAge < (86400 * 365 * 2)) { 262 echo 'lightgreen'; 263 } elseif ($IMversionAge < (86400 * 365 * 3)) { 264 echo 'green'; 265 } elseif ($IMversionAge < (86400 * 365 * 4)) { 266 echo 'darkgreen'; 267 } else { 268 echo 'olive'; 269 } 270} elseif (!empty($ServerInfo['gd_string'])) { 271 echo 'orange'; 272} else { 273 echo 'red'; 274} 275echo ';">'; 276echo '<div style="color: navy; font-family: monospace;">'.htmlspecialchars($phpThumb->config_imagemagick_path); 277echo ' <span style="cursor: help;" title="file_exists" >['. (int) (@file_exists($phpThumb->config_imagemagick_path)) .']</span> '; 278echo ' <span style="cursor: help;" title="file_exists_ignoreopenbasedir">['. (int) $phpThumb->file_exists_ignoreopenbasedir($phpThumb->config_imagemagick_path) .']</span> '; 279echo ' <span style="cursor: help;" title="is_file" >['. (int) (@is_file($phpThumb->config_imagemagick_path)) .']</span> '; 280echo ' <span style="cursor: help;" title="is_readable" >['. (int) (@is_readable($phpThumb->config_imagemagick_path)) .']</span> '; 281echo ' <span style="cursor: help;" title="is_executable" >['. (int) (@is_executable($phpThumb->config_imagemagick_path)) .']</span> '; 282echo '</div>'; 283echo '<div style="color: blue; font-family: monospace;">'.htmlspecialchars($phpThumb->ImageMagickCommandlineBase()).'</div>'; 284echo ($ServerInfo['im_version'] ?: 'n/a'); 285echo ($IMreleaseDate ? '<br><br>This version of ImageMagick is '.NiceTimeFormatting($IMversionAge).' old<br>(see <a href="http://www.imagemagick.org/">www.imagemagick.org</a> for new versions)' : ''); 286echo '</th><td>ImageMagick is faster than GD, can process larger images without PHP memory_limit issues, can resize animated GIFs. phpThumb can perform most operations with ImageMagick only, even if GD is not available.</td></tr>'; 287 288 289echo '<tr><th>ImageMagick features:</th>'; 290if ($ServerInfo['im_version']) { 291 $GDfeatures['red'] = array('help', 'thumbnail', 'resize', 'crop', 'repage', 'coalesce', 'gravity', 'background', 'interlace', 'flatten', 'border', 'bordercolor', 'dither', 'quality'); 292 $GDfeatures['orange'] = array('version', 'blur', 'colorize', 'colors', 'colorspace', 'contrast', 'contrast-stretch', 'edge', 'emboss', 'fill', 'flip', 'flop', 'gamma', array('gaussian','gaussian-blur'), 'level', 'modulate', 'monochrome', 'negate', 'normalize', 'rotate', 'sepia-tone', 'threshold', 'unsharp'); 293 echo '<th colspan="2">|'; 294 foreach ($GDfeatures as $missingcolor => $features) { 295 foreach ($features as $dummy => $feature) { 296 $foundOneThatWorks = false; 297 if (is_array($feature)) { 298 // sometimes feature names change, e.g. "gaussian" -> "gaussian-blur". They won't both exist in the same version of ImageMagick, but as long as one of them does then the feature will work 299 foreach ($feature as $alternate_feature_name) { 300 if ($phpThumb->ImageMagickSwitchAvailable($alternate_feature_name)) { 301 $foundOneThatWorks = true; 302 $feature = $alternate_feature_name; 303 break; 304 } 305 echo '| <span style="background-color: '.($foundOneThatWorks ? 'lime' : $missingcolor).';">'.htmlspecialchars($alternate_feature_name).'</span> |'; 306 } 307 } else { 308 $foundOneThatWorks = $phpThumb->ImageMagickSwitchAvailable($feature); 309 echo '| <span style="background-color: '.($foundOneThatWorks ? 'lime' : $missingcolor).';">'.htmlspecialchars($feature).'</span> |'; 310 } 311 } 312 } 313 echo '|</th>'; 314} else { 315 echo '<th colspan="2" style="background-color: orange;">ImageMagick not found</th>'; 316} 317echo '<td>All of these parameters may be called by phpThumb, depending on parameters used. Green means the feature is available; red means a critical feature is missing; orange means an optional filter/feature is missing.</td></tr>'; 318 319 320echo '<tr><th>ImageMagick formats:</th>'; 321if ($ServerInfo['im_version']) { 322 echo '<td colspan="2"><div style="width: 100%; height: 200px; overflow: auto; font-family: monospace; white-space: pre; background-color: #FFFFFF;">'.htmlspecialchars($phpThumb->ImageMagickFormatsList()).'</div></td>'; 323} else { 324 echo '<th colspan="2" style="background-color: orange;">ImageMagick not found</th>'; 325} 326echo '<td>ImageMagick can only read/write formats as listed here. You may need to recompile ImageMagick if you need to use a format not listed</td></tr>'; 327 328echo '<tr><th>GD features:</th><th colspan="2">'; 329$GDfeatures['red'] = array('JPEG Support', 'JPG Support', 'PNG Support'); // older versions would report "JPG Support", newer versions report "JPEG Support" 330$GDfeatures['orange'] = array('GIF Read Support', 'GIF Create Support', 'FreeType Support'); 331foreach ($GDfeatures as $missingcolor => $features) { 332 foreach ($features as $dummy => $feature) { 333 if (isset($gd_info[$feature])) { 334 echo '<div style="background-color: '.($gd_info[$feature] ? 'lime' : $missingcolor).';">'.htmlspecialchars($feature).'</div>'; 335 } 336 } 337} 338echo '</th><td>PNG support is required for watermarks, overlays, calls to ImageMagick and other internal operations.<br>JPG support is obviously quite useful, but ImageMagick can substitute<br>GIF read support can be bypassed with ImageMagick and/or internal GIF routines.<br>GIF create support can be bypassed with ImageMagick (if no filters are applied)<br>FreeType support is needed for TTF overlays.</td></tr>'; 339 340 341echo '<tr><th>GD extension "EXIF"</th><th colspan="2" style="background-color: '; 342if (extension_loaded('exif')) { 343 echo 'lime'; 344} elseif (!empty($ServerInfo['gd_string'])) { 345 echo 'orange'; 346} 347echo ';">'.(extension_loaded('exif') ? 'TRUE' : 'FALSE'); 348echo '</th><td>EXIF extension required for auto-rotate images. Also required to extract EXIF thumbnail to use as source if source image is too large for PHP memory_limit and ImageMagick is unavailable.</td></tr>'; 349 350 351echo '<tr><th>php_sapi_name()</th><th colspan="2" style="background-color: '; 352$php_sapi_name = strtolower(function_exists('php_sapi_name') ? PHP_SAPI : ''); 353if (!$php_sapi_name || (preg_match('#~#', dirname($_SERVER['PHP_SELF'])) && ($php_sapi_name != 'apache'))) { 354 echo 'red'; 355} elseif ($php_sapi_name == 'cgi-fcgi') { 356 echo 'orange'; 357} elseif ($php_sapi_name == 'cgi') { 358 echo 'yellow'; 359} elseif ($php_sapi_name == 'apache') { 360 echo 'lime'; 361} else { 362 echo 'green'; 363} 364echo ';">'.htmlspecialchars($php_sapi_name).'</th>'; 365echo '<td>SAPI mode preferred to CGI mode. FCGI mode has unconfirmed strange behavior (notably more than one space in "wmt" filter text causes errors). If not working in "apache" (SAPI) mode, <i>apache_lookup_uri()</i> will not work.</td></tr>'; 366 367 368echo '<tr><th>Server Software</th><th colspan="2" style="background-color: '; 369$server_software = getenv('SERVER_SOFTWARE'); 370if (!$server_software) { 371 echo 'red'; 372} elseif (preg_match('#^Apache/([0-9\\.]+)#i', $server_software, $matches)) { 373 if (phpthumb_functions::version_compare_replacement($matches[1], '2.0.0', '>=')) { 374 echo 'lightgreen'; 375 } else { 376 echo 'lime'; 377 } 378} else { 379 echo 'darkgreen'; 380} 381echo ';">'.$server_software.'</th>'; 382echo '<td>Apache v1.x has the fewest compatibility problems. IIS has numerous annoyances. Apache v2.x is broken when lookup up <i>/~user/filename.jpg</i> style relative filenames using <i>apache_lookup_uri()</i>.</td></tr>'; 383 384 385echo '<tr><th>curl_version:</th><th colspan="2" style="background-color: '; 386$curl_version = (function_exists('curl_version') ? curl_version() : ''); 387if (is_array($curl_version)) { 388 $curl_version = @$curl_version['version']; 389} 390if ($curl_version) { 391 echo 'lime'; 392} else { 393 echo 'yellow'; 394} 395echo ';">'.$curl_version.'</th>'; 396echo '<td>Best if available. HTTP source images will be unavailable if CURL unavailable and <i>allow_url_fopen</i> is also disabled.</td></tr>'; 397 398echo '<tr style="background-color: #EEEEEE;"><th colspan="4"> </th></tr>'; 399echo '<tr style="background-color: #EEEEEE;"><th>function_exists:</th><th colspan="2">Value</th><th>Comments</th></tr>'; 400 401$FunctionsExist = array( 402 'imagerotate' => array('orange', 'required for "ra" and "ar" filters.'), 403 'exif_read_data' => array('yellow', 'required for "ar" filter.'), 404 'exif_thumbnail' => array('yellow', 'required to extract EXIF thumbnails.'), 405 'memory_get_usage' => array('lightgreen', 'mostly used for troubleshooting.'), 406 'version_compare' => array('darkgreen', 'available in PHP v4.1.0+, internal workaround available'), 407 'file_get_contents' => array('darkgreen', 'available in PHP v4.3.0+, internal workaround available'), 408 'file_put_contents' => array('darkgreen', 'available in PHP v5.0.0+, internal workaround available'), 409 'is_executable' => array('yellow', 'available in PHP3, except only PHP5 for Windows. poor internal workaround available'), 410 'gd_info' => array('olive', 'available in PHP v4.3.0+ (with bundled GD2), internal workaround available'), 411 'imagetypes' => array('red', 'required for GD image output.'), 412 'imagecreatefromjpeg' => array('orange', 'required for JPEG source images using GD.'), 413 'imagecreatefromgif' => array('yellow', 'useful for GIF source images using GD.'), 414 'imagecreatefrompng' => array('orange', 'required for PNG source images using GD and other source image formats using ImageMagick.'), 415 'imagecreatefromwbmp' => array('yellow', 'required for WBMP source images using GD.'), 416 'imagecreatefromstring' => array('orange', 'required for HTTP and non-file image sources.'), 417 'imagecreatetruecolor' => array('orange', 'required for all non-ImageMagick filters.'), 418 'imageistruecolor' => array('olive', 'available in PHP v4.3.2+ with GD v2.0.1+'), 419 'imagefilter' => array('yellow', 'PHP5 only. Required for some filters (but most can use ImageMagick instead)'), 420 'imageautocrop' => array('yellow', 'PHP v5.5.0+, required for "ica" filter'), 421); 422foreach ($FunctionsExist as $function => $details) { 423 list($color, $description) = $details; 424 echo '<tr><th>'.$function.'</th><th colspan="2" style="background-color: '; 425 if (function_exists(strtolower($function))) { 426 echo 'lime;">TRUE'; 427 } else { 428 echo $color.';">FALSE'; 429 } 430 echo '</th><td>'.htmlspecialchars($description).'</td></tr>'; 431} 432 433 434echo '<tr style="background-color: #EEEEEE;"><th colspan="4"> </th></tr>'; 435echo '<tr style="background-color: #EEEEEE;"><th>Setting</th><th>Master Value</th><th>Local Value</th><th>Comments</th></tr>'; 436 437 438$SettingFeatures = array( 439 'magic_quotes_runtime' => array('red', 'lime', 'This setting is evil. Turn it off.'), 440 'magic_quotes_gpc' => array('yellow', 'lime', 'This setting is bad. Turn it off, if possible. phpThumb will attempt to work around it if it is enabled.'), 441 'safe_mode' => array('orange', 'lime', 'Best if off. Calls to ImageMagick will be disabled if safe_mode is set to prevent writing temp files (limiting max image resolution, no animated GIF resize). Raw image data sources (e.g. from MySQL database) may not work. Temp files may be disabled. Features will be limited. If disabled in Master but enabled in Local, edit httpd.conf and set (php_admin_value safe_mode "Off") between <VirtualHost> tags'), 442 'allow_url_fopen' => array('lime', 'yellow', 'Best if on. HTTP source images will be unavailable if disabled and CURL is unavailable.'), 443); 444 445foreach ($SettingFeatures as $feature => $FeaturesDetails) { 446 list($color_true, $color_false, $reason) = $FeaturesDetails; 447 echo '<tr><th>'.$feature.':</th>'; 448 echo '<th style="background-color: '.(@get_cfg_var($feature) ? $color_true : $color_false).';">'.$phpThumb->phpThumbDebugVarDump((bool) @get_cfg_var($feature)).'</th>'; 449 echo '<th style="background-color: '.(preg_match('#(1|ON)#i', @ini_get($feature)) ? $color_true : $color_false).';">'.$phpThumb->phpThumbDebugVarDump((bool) preg_match('#(1|ON)#i', ini_get($feature))).'</th>'; 450 echo '<td>'.htmlspecialchars($reason).'</td></tr>'; 451} 452 453$MissingFunctionSeverity = array( 454 'shell_exec' => 'red', 455 'system' => 'red', 456 'passthru' => 'red', 457 'exec' => 'red', 458 'curl_exec' => 'orange', 459); 460$DisabledFunctions[0] = explode(',', @get_cfg_var('disable_functions')); 461$DisabledFunctions[1] = explode(',', @ini_get('disable_functions')); 462echo '<tr><th>disable_functions:</th>'; 463for ($i = 0; $i <= 1; $i++) { 464 foreach ($DisabledFunctions[$i] as $key => $value) { 465 if (!empty($MissingFunctionSeverity[$value])) { 466 $DisabledFunctions[$i][$key] = '<span style="background-color: '.$MissingFunctionSeverity[$value].';">'.$value.'</span>'; 467 } 468 } 469 $disabled_functions = implode(', ', $DisabledFunctions[$i]); 470 echo '<th style="background-color: '.($disabled_functions ? 'yellow' : 'lime').';">'.htmlspecialchars($disabled_functions).'</th>'; 471} 472echo '<td>Best if nothing disabled. Calls to ImageMagick will be prevented if exec+system+shell_exec+passthru are disabled.</td></tr>'; 473 474 475echo '<tr><th>memory_limit:</th><th style="background-color: '; 476$memory_limit = @get_cfg_var('memory_limit'); 477if (!$memory_limit) { 478 echo 'lime'; 479} elseif ($memory_limit >= 256) { 480 echo 'lime'; 481} elseif ($memory_limit >= 128) { 482 echo 'lightgreen'; 483} elseif ($memory_limit >= 64) { 484 echo 'green'; 485} elseif ($memory_limit >= 32) { 486 echo 'darkgreen'; 487} elseif ($memory_limit >= 16) { 488 echo 'olive'; 489} elseif ($memory_limit >= 8) { 490 echo 'yellow'; 491} elseif ($memory_limit >= 4) { 492 echo 'orange'; 493} else { 494 echo 'red'; 495} 496echo ';">'.($memory_limit ?: '<i>unlimited</i>').'</th><th style="background-color: '; 497$memory_limit_bytes = 0; 498if ($memory_limit = @ini_get('memory_limit')) { 499 $memory_limit_bytes = intval($memory_limit); 500 if (strtoupper(substr($memory_limit, -1, 1)) == 'M') { 501 $memory_limit_bytes = substr($memory_limit, 0, -1) * 1024 * 1024; 502 } elseif (strtoupper(substr($memory_limit, -1, 1)) == 'G') { 503 $memory_limit_bytes = substr($memory_limit, 0, -1) * 1024 * 1024 * 1024; 504 } 505} 506if (!$memory_limit) { 507 echo 'lime'; 508} elseif ($memory_limit >= 256) { 509 echo 'lime'; 510} elseif ($memory_limit >= 128) { 511 echo 'lightgreen'; 512} elseif ($memory_limit >= 64) { 513 echo 'green'; 514} elseif ($memory_limit >= 32) { 515 echo 'darkgreen'; 516} elseif ($memory_limit >= 16) { 517 echo 'olive'; 518} elseif ($memory_limit >= 8) { 519 echo 'yellow'; 520} elseif ($memory_limit >= 4) { 521 echo 'orange'; 522} else { 523 echo 'red'; 524} 525echo ';">'.($memory_limit ?: '<i>unlimited</i>').'</th>'; 526echo '<td>The higher the better. Divide by 5 to get maximum megapixels of source image that can be thumbnailed (without ImageMagick).'.($memory_limit ? ' Your setting ('.$memory_limit.') allows images up to approximately '.number_format($memory_limit_bytes / (5*1024*1024), 1).' megapixels' : '').'</td></tr>'; 527 528echo '</table>'; 529 530 531function NiceTimeFormatting($seconds, $precision=1, $returnparts=false) { 532 $sign = (($seconds < 0) ? -1 : 1); 533 $seconds = abs($seconds); 534 do { 535 if ($seconds < 100) { 536 $value = number_format($seconds, 0); 537 $unit = 'second'.(($seconds > 1) ? 's' : ''); 538 break; 539 } 540 $minutes = $seconds / 60; 541 if ($minutes < 60) { 542 $value = number_format($minutes, $precision); 543 $unit = 'minutes'; 544 break; 545 } 546 $hours = $seconds / 3600; 547 if ($hours < 24) { 548 $value = number_format($hours, $precision); 549 $unit = 'hours'; 550 break; 551 } 552 $days = $seconds / 86400; 553 if ($days < 60) { 554 $value = number_format($days, $precision); 555 $unit = 'days'; 556 break; 557 } 558 $months = $seconds / (30 * 86400); 559 if ($months < 12) { 560 $value = number_format($months, $precision); 561 $unit = 'months'; 562 break; 563 } 564 $years = $seconds / (365 * 86400); 565 if (true) { 566 $value = number_format($years, $precision); 567 $unit = 'years'; 568 break; 569 } 570 } while (false); 571 $value *= $sign; 572 if ($returnparts) { 573 return array($value, $unit); 574 } 575 return $value.' '.$unit; 576} 577 578?> 579</body> 580</html>
