$new_perms = substr(sprintf('%o', fileperms($phpThumb->cache_filename)), -4);
echo '<div style="background-color: ' . ($new_perms == '0644' ? 'lime' : ($new_perms > '0644' ? 'orange' : 'red')) . ';">chmod($phpThumb->cache_filename, 0644) from "' . htmlentities($old_perms) . '" resulted in permissions "' . htmlentities($new_perms) . '"</div>';
if (@unlink($phpThumb->cache_filename)) {
echo '<div style="background-color: lime;">delete test succeeded</div>';
} else {
echo '<div style="background-color: red;">delete test FAILED</div>';
}
$phpThumb->CleanUpCacheDirectory();
} else {
echo '<div style="background-color: red;">write test FAILED</div>';
}
//echo '</th><td>Original: "'.htmlentities($orig_config_cache_directory).'"<br>Resolved: "'.htmlentities($phpThumb->config_cache_directory).'"<br>Must exist and be both readable and writable by PHP.</td></tr>';
echo '</th><td>Created and deletes a sample cache file to see if you actually have create/delete permission</td></tr>';
echo '<tr><th>temp directory:</th><th colspan="2">';
$orig_config_temp_directory = $phpThumb->config_temp_directory;
$phpThumb->phpThumb_tempnam();
echo '<div style="background-color: ' . (is_dir($phpThumb->config_temp_directory) ? 'lime;">exists' : 'red;">does NOT exist') . '</div>';
echo '<div style="background-color: ' . (is_readable($phpThumb->config_temp_directory) ? 'lime;">readable' : 'red;">NOT readable') . '</div>';
echo '<div style="background-color: ' . (is_writable($phpThumb->config_temp_directory) ? 'lime;">writable' : 'red;">NOT writable') . '</div>';
echo '</th><td>Original: "' . htmlentities($orig_config_temp_directory) . '"<br>Resolved: "' . htmlentities($phpThumb->config_temp_directory) . '"<br>Must exist and be both readable and writable by PHP.</td></tr>';
echo '<tr><th>PHP version:</th><th colspan="2" bgcolor="';
if (phpthumb_functions::version_compare_replacement(phpversion(), '5.0.0', '>=')) {
echo 'lime';
} elseif (phpthumb_functions::version_compare_replacement(phpversion(), '4.4.2', '=')) {
echo 'darkgreen';
} elseif (phpthumb_functions::version_compare_replacement(phpversion(), '4.3.3', '>=')) {
echo 'lightgreen';
} elseif (phpthumb_functions::version_compare_replacement(phpversion(), '4.2.0', '>=')) {
echo 'green';
} elseif (phpthumb_functions::version_compare_replacement(phpversion(), '4.1.0', '>=')) {
echo 'yellow';
function gd_info()
{
static $gd_info = array();
if (empty($gd_info)) {
// based on code by johnschaefer at gmx dot de
// from PHP help on gd_info()
$gd_info = array('GD Version' => '', 'FreeType Support' => false, 'FreeType Linkage' => '', 'T1Lib Support' => false, 'GIF Read Support' => false, 'GIF Create Support' => false, 'JPG Support' => false, 'PNG Support' => false, 'WBMP Support' => false, 'XBM Support' => false);
$phpinfo_array = phpThumb_functions::phpinfo_array();
foreach ($phpinfo_array as $line) {
$line = trim(strip_tags($line));
foreach ($gd_info as $key => $value) {
//if (strpos($line, $key) !== false) {
if (strpos($line, $key) === 0) {
$newvalue = trim(str_replace($key, '', $line));
$gd_info[$key] = $newvalue;
}
}
}
if (empty($gd_info['GD Version'])) {
// probable cause: "phpinfo() disabled for security reasons"
if (function_exists('ImageTypes')) {
$imagetypes = ImageTypes();
if ($imagetypes & IMG_PNG) {
$gd_info['PNG Support'] = true;
}
if ($imagetypes & IMG_GIF) {
$gd_info['GIF Create Support'] = true;
}
if ($imagetypes & IMG_JPG) {
$gd_info['JPG Support'] = true;
}
if ($imagetypes & IMG_WBMP) {
$gd_info['WBMP Support'] = true;
}
}
// to determine capability of GIF creation, try to use ImageCreateFromGIF on a 1px GIF
if (function_exists('ImageCreateFromGIF')) {
if ($tempfilename = phpThumb::phpThumb_tempnam()) {
if ($fp_tempfile = @fopen($tempfilename, 'wb')) {
fwrite($fp_tempfile, base64_decode('R0lGODlhAQABAIAAAH//AP///ywAAAAAAQABAAACAUQAOw=='));
// very simple 1px GIF file base64-encoded as string
fclose($fp_tempfile);
// if we can convert the GIF file to a GD image then GIF create support must be enabled, otherwise it's not
$gd_info['GIF Read Support'] = (bool) @ImageCreateFromGIF($tempfilename);
}
unlink($tempfilename);
}
}
if (function_exists('ImageCreateTrueColor') && @ImageCreateTrueColor(1, 1)) {
$gd_info['GD Version'] = '2.0.1 or higher (assumed)';
} elseif (function_exists('ImageCreate') && @ImageCreate(1, 1)) {
$gd_info['GD Version'] = '1.6.0 or higher (assumed)';
}
}
}
return $gd_info;
}
