+<?php

+

+/*

+ Converts imageset to CSS code

+

+ Change style name and path below, open in browser.

+*/

+

+$phpbb_root_path = '../';

+$style = 'subsilver2';

+

+$imageset_path = $phpbb_root_path . 'styles/' . $style . '/imageset';

+$theme_path = $phpbb_root_path . 'styles/' . $style . '/theme';

+

+// Start output buffering

+ob_start();

+

+// Get global and English images

+$images_global = get_imageset($imageset_path);

+if ($images_global === false)

+{

+ echo 'imageset.cfg was not found.';

+ echo ob_get_clean();

+ return;

+}

+$images_en = get_imageset($imageset_path, 'en');

+if ($images_en === false)

+{

+ echo 'English imageset.cfg was not found.';

+ echo ob_get_clean();

+ return;

+}

+

+// Remove duplicate images

+foreach ($images_en as $key => $row)

+{

+ unset($images_global[$key]);

+}

+

+// CSS replacements

+$not_compatible = array(

+ '{T_TEMPLATE_PATH}',

+ '{T_IMAGESET_PATH}',

+ '{T_IMAGESET_LANG_PATH}',

+ '{T_STYLESHEET_NAME}',

+ '{S_USER_LANG}'

+);

+$replace = array(

+ '{T_THEME_PATH}' => '.',

+);

+// Enable/disable one of lines below to enable/disable replacement of English buttons

+// $replace = array_merge($replace, get_replacements($images_global));

+$replace = array_merge($replace, get_replacements($images_global), get_replacements($images_en));

+

+// BIDI code

+$bidi_code = css($images_global, './images/', true);

+

+// Get all CSS files, parse them

+$files = list_files($theme_path, 'css');

+if ($files === false || !count($files))

+{

+ echo 'No CSS files found in theme directory.<br />';

+}

+else for ($i=0; $i<count($files); $i++)

+{

+ $file = $theme_path . '/' . $files[$i];

+ $data = file_get_contents($file);

+ $hash = md5($data);

+ $data = strtr($data, $replace);

+ $errors = false;

+ for($j=0; $j<count($not_compatible); $j++)

+ {

+ if (strpos($data, $not_compatible[$j]) !== false)

+ {

+ echo 'Error: ', $file, ' contains ', $not_compatible[$j], '. That variable cannot be converted.<br />';

+ continue;

+ }

+ }

+ if (basename($file) == 'bidi.css' && strpos($data, '/* Former imageset */') === false && strlen($bidi_code))

+ {

+ // Add bidi data

+ $data .= "\n/* Former imageset */\n" . $bidi_code;

+ $bidi_code = '';

+ echo 'Note: RTL imageset entries were added at the end of file below:<br />';

+ }

+ if (md5($data) == $hash)

+ {

+ echo 'Nothing to replace in ', $file, '<br />';

+ }

+ else

+ {

+ echo 'Updated ', $file, ':', dump_code($data, $files[$i]);

+ }

+}

+

+// Check if there are invalid images in imageset

+$list = array_merge($images_global, $images_en);

+foreach ($list as $key => $row)

+{

+ if ($row['skip'])

+ {

+ echo 'Unable to generate code to add to CSS files because some images are missing or invalid. See errors above.';

+ echo ob_get_clean();

+ return;

+ }

+}

+

+// Code to add to CSS files

+$code = '

+/* Former imageset */

+span.imageset {

+ display: inline-block;

+ background: transparent none 0 0 no-repeat;

+ margin: 0;

+ padding: 0;

+ width: 0;

+ height: 0;

+ overflow: hidden;

+}

+

+/* Global imageset items */

+' . css($images_global, './images/') . '

+

+/* English images for fallback */

+' . css($images_en, './en/');

+if (strlen($bidi_code))

+{

+ $code .= "\n/* RTL imageset entries */\n" . $bidi_code;

+}

+echo 'Code to add to CSS file:', dump_code($code, 'imageset.css');

+

+

+$list = list_languages($imageset_path);

+for ($i=0; $i<count($list); $i++)

+{

+ $lang = $list[$i];

+ $images = get_imageset($imageset_path . '/' . $lang);

+ if (!count($images))

+ {

+ continue;

+ }

+ $code = '/* ' . strtoupper($lang) . ' Language Pack */

+' . css($images, './');

+ echo 'New CSS file: ', $theme_path, '/', $lang, '/stylesheet.css', dump_code($code, 'stylesheet_' . $lang . '.css');

+}

+

+echo ob_get_clean();

+return;

+

+

+/*

+ Functions

+*/

+function get_imageset($path, $lang = '')

+{

+ $cfg = $path . ($lang ? '/' . $lang : '') . '/imageset.cfg';

+ if (!@file_exists($cfg))

+ {

+ return false;

+ }

+ $data = file($cfg);

+ $result = array();

+ for ($i=0; $i<count($data); $i++)

+ {

+ $str = trim($data[$i]);

+ if (substr($str, 0, 4) != 'img_')

+ {

+ continue;

+ }

+ $list = explode('=', $data[$i]);

+ if (count($list) != 2)

+ {

+ continue;

+ }

+ $key = trim($list[0]);

+ $row = explode('*', trim($list[1]));

+ $file = trim($row[0]);

+ $height = isset($row[1]) && intval($row[1]) ? intval($row[1]) : false;

+ $width = isset($row[2]) && intval($row[2]) ? intval($row[2]) : false;

+ $skip = false;

+ if (strlen($file) && (!$width || !$height))

+ {

+ // Try to detect width/height

+ $filename = $path . ($lang ? '/' . $lang : '') . '/' . $file;

+ if (!@file_exists($filename))

+ {

+ echo 'Error: file ', $filename, ' does not exist and its dimensions are not available in imageset.cfg<br />';

+ $skip = true;

+ }

+ else

+ {

+ $size = @getimagesize($filename);

+ if ($size === false)

+ {

+ echo 'Error: file ', $filename, ' is not a valid image<br />';

+ $skip = true;

+ }

+ else

+ {

+ if(!$width) $width = intval($size[0]);

+ if(!$height) $height = intval($size[1]);

+ }

+ }

+ }

+ $result[$key] = array(

+ 'lang' => $lang,

+ 'file' => $file,

+ 'height' => $height,

+ 'width' => $width,

+ 'skip' => $skip

+ );

+ }

+ return $result;

+}

+

+function get_replacements($list)

+{

+ $result = array();

+ foreach ($list as $key => $row)

+ {

+ $key = '{' . strtoupper($key);

+ $result[$key . '_SRC}'] = strlen($row['file']) ? ($row['lang'] ? './' . $row['lang'] : './images') . '/' . $row['file'] : '';

+ $result[$key . '_WIDTH}'] = intval($row['width']);

+ $result[$key . '_HEIGHT}'] = intval($row['height']);

+ }

+ return $result;

+}

+

+function list_files($dir, $ext)

+{

+ $res = @opendir($dir);

+ if ($res === false)

+ {

+ return false;

+ }

+ $files = array();

+ while (($file = readdir($res)) !== false)

+ {

+ $list = explode('.', $file);

+ if(count($list) > 1 && strtolower($list[count($list) - 1]) == $ext)

+ {

+ $files[] = $file;

+ }

+ }

+ closedir($res);

+ return $files;

+}

+

+function list_languages($dir)

+{

+ $res = @opendir($dir);

+ if ($res === false)

+ {

+ return array();

+ }

+ $files = array();

+ while (($file = readdir($res)) !== false)

+ {

+ if (substr($file, 0, 1) == '.')

+ {

+ continue;

+ }

+ $filename = $dir . '/' . $file;

+ if (is_dir($filename) && file_exists($filename . '/imageset.cfg'))

+ {

+ $files[] = $file;

+ }

+ }

+ closedir($res);

+ return $files;

+}

+

+function dump_code($code, $filename = 'file.txt')

+{

+ $hash = md5($code);

+ if (isset($_GET['download']) && $_GET['download'] === $hash)

+ {

+ // Download file

+ ob_end_clean();

+ header('Pragma: public');

+ header('Expires: 0');

+ header('Cache-Control: must-revalidate, post-check=0, pre-check=0');

+ header('Content-Type: application/force-download');

+ header('Content-Disposition: attachment; filename="' . $filename . '";');

+ header('Content-Transfer-Encoding: binary');

+ header('Content-Length: ' . strlen($code));

+ echo $code;

+ exit;

+ }

+ $list = explode("\n", $code);

+ $height = 15 * count($list);

+ echo ' [ <a href="?download=', $hash, '">download</a> <a href="javascript:void(0);" onclick="document.getElementById(\'code-', $hash, '\').style.height = \'', $height, 'px\'; this.style.display = \'none\'; return false;">expand</a> ]<br />';

+ echo '<textarea id="code-', $hash, '" onfocus="this.select();" style="width: 98%; height: 200px;">', htmlspecialchars($code), '</textarea><br />';

+}

+

+function css($list, $path = './', $bidi = false)

+{

+ $code = '';

+ // Change value to true if you want images to be grouped up by size

+ $group = $bidi;

+ if ($group)

+ {

+ // group up images by size

+ $groups = array();

+ foreach ($list as $key => $row)

+ {

+ if (!strlen($row['file']))

+ {

+ continue;

+ }

+ $groups[$row['width'] . '*' . $row['height']][] = $key;

+ }

+ foreach ($groups as $size => $keys)

+ {

+ $extra = '';

+ for ($i=0; $i<count($keys); $i++)

+ {

+ $code .= ($i == 0 ? '' : ', ') . ($bidi ? '.rtl ' : '') . '.imageset.' . substr($keys[$i], 4);

+ if (!$bidi)

+ {

+ $extra .= '.imageset.' . substr($keys[$i], 4) . ' { background-image: url("' . $path . $list[$keys[$i]]['file'] . "\"); }\n";

+ }

+ }

+ $row = $list[$keys[0]];

+ $code .= ' {';

+ if ($bidi)

+ {

+ $code .= '

+ padding-right: ' . $row['width'] . 'px;

+ padding-left: 0;

+}

+';

+ }

+ else

+ {

+ $code .= '

+ padding-left: ' . $row['width'] . 'px;

+ padding-top: ' . $row['height'] . 'px;

+}

+' . $extra;

+ }

+ }

+ }

+ else

+ {

+ foreach ($list as $key => $row)

+ {

+ if (!strlen($row['file']))

+ {

+ continue;

+ }

+ $code .= ($bidi ? '.rtl ' : '') . '.imageset.' . substr($key, 4) . ' {';

+ if ($bidi)

+ {

+ $code .= '

+ padding-right: ' . $row['width'] . 'px;

+ padding-left: 0;

+}

+';

+ }

+ else

+ {

+ $code .= '

+ background-image: url("' . $path . $row['file'] . '");

+ padding-left: ' . $row['width'] . 'px;

+ padding-top: ' . $row['height'] . 'px;

+}

+';

+ }

+ }

+ }

+ return $code;

+}

+