function collect_files($dir)
{
global $files;
$handle = opendir($dir);
while (false !== ($file = readdir($handle))) {
// Skip current and parent directory
// also skip other directories which may contain source code
// that should not be translated (the directories normally contain
// temporary results etc.)
// Please note that these directories will be skipped on all levels
if ('.' == $file || '..' == $file || 'lang' == $file || 'templates_c' == $file || 'dump' == $file || 'temp' == $file || 'img' == $file || 'cache' == $file) {
continue;
}
$filepath = $dir . '/' . $file;
if (preg_match("/.*\\.(tpl|php)\$/", $file)) {
print "File: {$filepath}<br />";
$files[] = $filepath;
} else {
if (is_dir($filepath)) {
collect_files($filepath);
}
}
}
closedir($handle);
}
function collect_files(Filesystem $fs, $path, $already_inside_test_dir = false)
{
$basename = basename($path);
$is_test_dir = $already_inside_test_dir || preg_match('/^(test|spec)/', $basename);
$pattern = '/' . ($is_test_dir ? '' : '(_test|_spec|Test|Spec)') . '\\.php$/';
$test_files = [];
foreach ($fs->enumerate($path) as $file) {
if ($file->isDot()) {
continue;
}
if ($file->isFile() && preg_match($pattern, $file->getBasename())) {
$test_files[] = $file->getPathname();
} else {
if ($file->isDir()) {
$test_files = array_merge($test_files, collect_files($fs, $file->getPathname(), $is_test_dir));
}
}
}
return $test_files;
}
function main()
{
$is_error = false;
//no errors yet . . .
$continue = false;
//continue on to next image in directory?
// set directory of images to work in
if (isset($_GET['directory']) && isset($_GET['action'])) {
$directory = $_GET['directory'];
$action = $_GET['action'];
} else {
// if no directory set, then display form to set the directory
return <<<OUTPUT
<form action="" method="GET">
\tDirectory: <input type="text" name="directory">
\t<input type="radio" name="action" value="difference_series">Difference series
\t<input type="radio" name="action" value="average">Average
\t<input type="radio" name="action" value="threshold">Threshold
\t<input type="radio" name="action" value="to_data">To Data
\t<input type="radio" name="action" value="image_to_hough">To Hough Transform
\t<input type="submit" value="GO">
</form>
OUTPUT;
}
// set number of file in directory to start on
if (isset($_GET['number'])) {
$number = $_GET['number'];
} else {
$number = 0;
}
// start at the first file
//compile list of files in directory
$file_list = collect_files($directory);
if (count($file_list) == 0) {
return "Directory {$directory} is empty.";
}
//couldn't find anything
$output = '';
switch ($action) {
case 'to_data':
if (!isset($file_list[$number])) {
$output .= 'Finished!';
//all done!
break;
}
//if
$image = imagecreatefrompng($directory . $file_list[$number]);
$data = image_to_data($image);
break;
case 'difference_series':
if (!isset($file_list[$number]) || !isset($file_list[$number + 1])) {
$output .= 'No more files to compare.';
//all done!
break;
}
//if
$a = imagecreatefromjpeg($directory . $file_list[$number]);
$b = imagecreatefromjpeg($directory . $file_list[$number + 1]);
if (!($image = image_combine($a, $b, 'difference'))) {
$output .= 'ERROR trying to combine images.';
$is_error = true;
break;
}
//if
write_image($image, 'images/output/', '(' . $file_list[$number] . ')-(' . $file_list[$number + 1] . ')', 'png');
$continue = true;
break;
case 'image_to_hough':
if (!isset($file_list[$number])) {
$output .= 'No more files.';
//done!
break;
}
//if
$image = imagecreatefrompng($directory . $file_list[$number]);
$image = image_to_hough($image);
write_image($image, 'images/output/', "hough({$file_list[$number]})", 'png');
$continue = true;
break;
case 'average':
if (!isset($file_list[$number])) {
$output .= 'No more files to add.';
//all done!
break;
}
//if
$temp_path = 'images/temp/';
$temp_filename = 'temp';
//$image = imagecreatefromjpeg($directory . $file_list[$number]);
$image = imagecreatefrompng($directory . $file_list[$number]);
if (file_exists($temp_path . $temp_filename . '.png')) {
$temp = imagecreatefrompng($temp_path . $temp_filename . '.png');
} else {
$temp = imagecreatetruecolor(imagesx($image), imagesy($image));
}
$num_in_series = count($file_list);
$output .= "adding 1/{$num_in_series}th of image to temp.png";
$constant = 1.0 / $num_in_series;
$image = image_apply_constant($image, $constant, 'multiply');
$image = image_combine($temp, $image, 'sum');
write_image($image, $temp_path, $temp_filename, 'png');
$continue = true;
break;
case 'sum_series':
break;
case 'threshold':
if (!isset($file_list[$number])) {
$output .= 'No more files.';
//all done!
break;
}
//if
$image = imagecreatefrompng($directory . $file_list[$number]);
$image = image_apply_constant($image, 34, 'threshold');
write_image($image, 'images/output/', "thresh({$file_list[$number]})", 'png');
$continue = true;
break;
}
//switch
$next = $number + 1;
if ($is_error) {
$output .= <<<OUTPUT
<br>Ohhh crap, there was an error performing the action {$action} on directory {$directory}<br><br>
Try next pair? <a href="?directory={$directory}&action={$action}&number={$next}">Sure.</a>
OUTPUT;
$continue = false;
} else {
$output .= <<<OUTPUT
Success.<br>
OUTPUT;
}
//if
if ($continue) {
$output .= <<<OUTPUT
Loading next image . . .
<meta http-equiv="refresh" content="0;?number={$next}&action={$action}&directory={$directory}">\t\t
OUTPUT;
}
//if
return $output;
}
<?php
session_start();
require "_config.php";
$line_colors = preg_split("/,\\s*?/", CODE_LINE_COLORS);
$char_colors = preg_split("/,\\s*?/", CODE_CHAR_COLORS);
$fonts = collect_files(PATH_TTF, "ttf");
$img = imagecreatetruecolor(CODE_WIDTH, CODE_HEIGHT);
imagefilledrectangle($img, 0, 0, CODE_WIDTH - 1, CODE_HEIGHT - 1, gd_color(CODE_BG_COLOR));
//$fonts = imageloadfont($fonts);
// Draw lines
for ($i = 0; $i < CODE_LINES_COUNT; $i++) {
imageline($img, rand(0, CODE_WIDTH - 1), rand(0, CODE_HEIGHT - 1), rand(0, CODE_WIDTH - 1), rand(0, CODE_HEIGHT - 1), gd_color($line_colors[rand(0, count($line_colors) - 1)]));
}
// Draw code
$code = "";
$y = CODE_HEIGHT / 2 + CODE_FONT_SIZE / 2;
for ($i = 0; $i < CODE_CHARS_COUNT; $i++) {
$color = gd_color($char_colors[rand(0, count($char_colors) - 1)]);
$angle = rand(-30, 30);
$char = substr(CODE_ALLOWED_CHARS, rand(0, strlen(CODE_ALLOWED_CHARS) - 1), 1);
$font = PATH_TTF . "/" . $fonts[rand(0, count($fonts) - 1)];
$x = intval(CODE_WIDTH / CODE_CHARS_COUNT * $i) + CODE_FONT_SIZE / 2;
$code .= $char;
imagettftext($img, CODE_FONT_SIZE, $angle, $x, $y, $color, $font, $char);
}
$_SESSION['__img_code__'] = md5($code);
header("Content-Type: image/png");
imagepng($img);
imagedestroy($img);
function gd_color($html_color)
function create_captcha($data = '', $img_path = '', $img_url = '', $font_path = '')
{
$defaults = array('word' => '', 'img_path' => '', 'img_url' => '', 'img_width' => '150', 'img_height' => '30', 'font_path' => '', 'expiration' => 7200);
foreach ($defaults as $key => $val) {
if (!is_array($data)) {
if (!isset(${$key}) or ${$key} == '') {
${$key} = $val;
}
} else {
${$key} = !isset($data[$key]) ? $val : $data[$key];
}
}
if ($img_path == '' or $img_url == '') {
return FALSE;
}
if (!@is_dir($img_path)) {
return FALSE;
}
if (!is_writable($img_path)) {
return FALSE;
}
if (!extension_loaded('gd')) {
return FALSE;
}
// -----------------------------------
// Remove old images
// -----------------------------------
list($usec, $sec) = explode(" ", microtime());
$now = (double) $usec + (double) $sec;
$current_dir = @opendir($img_path);
while ($filename = @readdir($current_dir)) {
if ($filename != "." and $filename != ".." and $filename != "index.html") {
$name = str_replace(".jpg", "", $filename);
if ($name + $expiration < $now) {
@unlink($img_path . $filename);
}
}
}
@closedir($current_dir);
$line_colors = preg_split("/,\\s*?/", CODE_LINE_COLORS);
$char_colors = preg_split("/,\\s*?/", CODE_CHAR_COLORS);
$fonts = collect_files(PATH_TTF, "ttf");
$img = imagecreatetruecolor(CODE_WIDTH, CODE_HEIGHT);
imagefilledrectangle($img, 0, 0, CODE_WIDTH - 1, CODE_HEIGHT - 1, gd_color(CODE_BG_COLOR));
// Draw lines
for ($i = 0; $i < CODE_LINES_COUNT; $i++) {
imageline($img, rand(0, CODE_WIDTH - 1), rand(0, CODE_HEIGHT - 1), rand(0, CODE_WIDTH - 1), rand(0, CODE_HEIGHT - 1), gd_color($line_colors[rand(0, count($line_colors) - 1)]));
}
// Draw code
$code = "";
$y = CODE_HEIGHT / 2 + CODE_FONT_SIZE / 2;
for ($i = 0; $i < CODE_CHARS_COUNT; $i++) {
$color = gd_color($char_colors[rand(0, count($char_colors) - 1)]);
$angle = rand(-30, 30);
$char = substr(CODE_ALLOWED_CHARS, rand(0, strlen(CODE_ALLOWED_CHARS) - 1), 1);
$font = PATH_TTF . "/" . $fonts[rand(0, count($fonts) - 1)];
$x = intval(CODE_WIDTH / CODE_CHARS_COUNT * $i) + CODE_FONT_SIZE / 2;
$code .= $char;
imagettftext($img, CODE_FONT_SIZE, $angle, $x, $y, $color, $font, $char);
}
// -----------------------------------
// Generate the image
// -----------------------------------
$img_name = $now . '.jpg';
ImageJPEG($img, $img_path . $img_name);
$img_width = CODE_WIDTH;
$img_height = CODE_HEIGHT;
$img = "<img src=\"{$img_url}{$img_name}\" width=\"{$img_width}\" height=\"{$img_height}\" style=\"border:1px solid #021a40;\" alt=\" \" />";
//ImageDestroy($img);
return array('word' => $code, 'time' => $now, 'image' => $img);
}
function main()
{
$is_error = false;
//no errors yet . . .
$continue = false;
//continue on to next image in directory?
if (isset($_GET['directory'])) {
$directory = $_GET['directory'];
if (substr($directory, -1) != '/') {
$directory = $directory . '/';
}
//add trailing slash
show_directory($directory);
}
// set directory of images to work in
if (isset($_GET['directory']) && isset($_GET['action'])) {
$action = $_GET['action'];
} else {
// if no directory set, then display form to set the directory
return;
}
echo "performing {$action} on directory {$directory}<br />";
$threshold = $_GET['threshold'];
// set number of file in directory to start on
if (isset($_GET['number'])) {
$number = $_GET['number'];
} else {
$number = 0;
}
// start at the first file
//compile list of files in directory
$file_list = collect_files($directory);
if (count($file_list) == 0) {
return "Directory {$directory} is empty.";
}
//couldn't find anything
$output_dir = 'images/output/';
$output = '';
$image_name = '';
switch ($action) {
case 'to_data':
if (!isset($file_list[$number])) {
$output .= 'Finished!';
//all done!
break;
}
//if
$image = file_to_image($directory . $file_list[$number]);
$data = image_to_data($image);
break;
case 'difference_series':
if (!isset($file_list[$number]) || !isset($file_list[$number + 1])) {
$output .= 'No more files to compare.';
//all done!
break;
}
//if
$a = file_to_image($directory . $file_list[$number]);
$b = file_to_image($directory . $file_list[$number + 1]);
if (!($image = image_combine($a, $b, 'difference'))) {
$output .= 'ERROR trying to combine images ' . $file_list[$number] . ' and ' . $file_list[$number + 1];
$is_error = true;
break;
}
//if
$file_name = '(' . $file_list[$number] . ')-(' . $file_list[$number + 1] . ')';
$image_name = $file_name . '.png';
write_image($image, $output_dir, $file_name, 'png');
$continue = true;
break;
case 'image_to_hough':
if (!isset($file_list[$number])) {
$output .= 'No more files.';
//done!
break;
}
//if
if (!($image = file_to_image($directory . $file_list[$number]))) {
return "could not create image from {$directory}{$file_list[$number]}";
}
if (isset($_GET['threshold'])) {
$threshold = $_GET['threshold'];
} else {
$threshold = 128;
}
echo '<img src="' . $directory . $file_list[$number] . '" />';
$image = image_to_hough($image, $threshold);
$file_name = "hough({$file_list[$number]})";
$image_name = $file_name . '.png';
write_image($image, $output_dir, $file_name, 'png');
echo hough_to_image($output_dir . $file_name . '.png');
$continue = true;
break;
case 'average':
if (!isset($file_list[$number])) {
$output .= 'No more files to add.';
//all done!
break;
}
//if
$temp_path = 'images/temp/';
$temp_filename = 'temp';
//$image = imagecreatefromjpeg($directory . $file_list[$number]);
if (!file_exists($directory . $file_list[$number])) {
return "file {$directory}{$file_list[$number]} does not seem to exist.<br />";
}
if (!($image = file_to_image($directory . $file_list[$number]))) {
return "{$directory}{$file_list[$number]} is not an image file<br />";
}
if (file_exists($temp_path . $temp_filename . '.png')) {
echo "temp file found in {$temp_path}{$temp_filename}.png<br />";
if ($number == 0) {
//there shouldn't be a temp file
echo "temp file is from previous batch: deleting . . . <br />";
if (!unlink($temp_path . $temp_filename . '.png')) {
echo "error: could not delete file {$temp_path}{$temp_filename}";
}
}
$temp = file_to_image($temp_path . $temp_filename . '.png');
} else {
echo "{$temp_path}{$temp_filename}.png does not exist, creating . . . <br />";
if (!($temp = imagecreatetruecolor(imagesx($image), imagesy($image)))) {
return 'could not create temporary image';
}
}
$num_in_series = count($file_list);
$output .= "adding the {$number}th 1/{$num_in_series}th of image to temp.png";
$constant = 1.0 / $num_in_series;
$image = image_apply_constant($image, $constant, 'multiply');
$image = image_combine($temp, $image, 'sum');
write_image($image, $temp_path, $temp_filename, 'png');
$continue = true;
break;
case 'sum_series':
break;
case 'threshold':
if (!isset($file_list[$number])) {
$output .= 'No more files.';
//all done!
break;
}
//if
if (isset($_GET['threshold'])) {
$threshold = $_GET['threshold'];
} else {
$threshold = 34;
}
$image = file_to_image($directory . $file_list[$number]);
$image = image_apply_constant($image, $threshold, 'threshold');
$image_name = 'thresh(' . $file_list[$number] . ').png';
write_image($image, $output_dir, "thresh({$file_list[$number]})", 'png');
$continue = true;
break;
}
//switch
$next = $number + 1;
if ($is_error) {
$output .= <<<OUTPUT
<br>Ohhh crap, there was an error performing the action {$action} on directory {$directory}<br><br>
Try next pair? <a href="?directory={$directory}&action={$action}&number={$next}">Sure.</a>
OUTPUT;
$continue = false;
} else {
$output .= <<<OUTPUT
Success.<br>
<img src="{$output_dir}{$image_name}" />
OUTPUT;
}
//if
if ($continue) {
$output .= <<<OUTPUT
<a href="?number={$next}&action={$action}&directory={$directory}&threshold={$threshold}">continue</a><br />\t
OUTPUT;
}
//if
return $output;
}
