/**
* Takes a CSS string, rewrites all URL's using Scaffold's built-in find_file method
*
* @author Anthony Short
* @param $css
* @return $css string
*/
public static function formatting_process()
{
# The absolute url to the directory of the current CSS file
$dirPath = SCAFFOLD_DOCROOT . Scaffold::url_path(Scaffold::$css->path);
$dir = rtrim(SCAFFOLD_URLPATH, '\\/') . '/' . str_replace(rtrim(SCAFFOLD_DOCROOT, '\\/') . DIRECTORY_SEPARATOR, '', Scaffold::$css->path);
//$dir = str_replace('\\', '/', SCAFFOLD_URLPATH . str_replace(SCAFFOLD_DOCROOT, '', Scaffold::$css->path));
# @imports - Thanks to the guys from Minify for the regex :)
if (preg_match_all('/
@import\\s+
(?:url\\(\\s*)? # maybe url(
[\'"]? # maybe quote
(.*?) # 1 = URI
[\'"]? # maybe end quote
(?:\\s*\\))? # maybe )
([a-zA-Z,\\s]*)? # 2 = media list
; # end token
/x', Scaffold::$css->string, $found)) {
foreach ($found[1] as $key => $value) {
# Should we skip it
if (self::skip($value)) {
continue;
}
$media = $found[2][$key] == "" ? '' : ' ' . preg_replace('/\\s+/', '', $found[2][$key]);
# Absolute path
$absolute = self::up_directory($dir, substr_count($url, '..' . DIRECTORY_SEPARATOR, 0)) . str_replace('..' . DIRECTORY_SEPARATOR, '', $url);
$absolute = str_replace('\\', '/', $absolute);
# Rewrite it
# Webligo - PHP5.1 compat
Scaffold::$css->string = str_replace($found[0][$key], '@import \'' . $absolute . '\'' . $media . ';', Scaffold::$css->string);
}
}
# Convert all url()'s to absolute paths if required
if (preg_match_all('/url\\(\\s*([^\\)\\s]+)\\s*\\)/', Scaffold::$css->__toString(), $found)) {
foreach ($found[1] as $key => $value) {
// START - Webligo Developments
$original = $found[0][$key];
$url = Scaffold_Utils::unquote($value);
# Absolute Path
if (self::skip($url)) {
continue;
}
# home path
if ($url[0] == '~' && $url[1] == '/') {
$absolute = str_replace('\\', '/', rtrim(SCAFFOLD_URLPATH, '/\\') . '/' . ltrim($url, '~/'));
$absolutePath = rtrim(SCAFFOLD_DOCROOT, '/\\') . DIRECTORY_SEPARATOR . ltrim($url, '~/');
} else {
$absolute = str_replace('\\', '/', self::up_directory($dir, substr_count($url, '..' . DIRECTORY_SEPARATOR, 0)) . str_replace('..' . DIRECTORY_SEPARATOR, '', $url));
$absolutePath = self::up_directory($dirPath, substr_count($url, '..' . DIRECTORY_SEPARATOR, 0)) . str_replace('..' . DIRECTORY_SEPARATOR, '', $url);
}
# If the file doesn't exist
if (!Scaffold::find_file($absolutePath)) {
Scaffold::log("Missing image - {$absolute} / {$absolutePath}", 1);
}
# Rewrite it
Scaffold::$css->string = str_replace($original, 'url(' . $absolute . ')', Scaffold::$css->string);
# Webligo - PHP5.1 compat
// END - Webligo Developments
}
}
}
function Scaffold_image_replace_matrix($params)
{
if (preg_match_all('/\\([^)]*?,[^)]*?\\)/', $params, $matches)) {
foreach ($matches as $key => $original) {
$new = str_replace(',', '#COMMA#', $original);
$params = str_replace($original, $new, $params);
}
}
$params = explode(',', $params);
foreach (array('url', 'width', 'height', 'x', 'y') as $key => $name) {
${$name} = trim(str_replace('#COMMA#', ',', array_shift($params)));
}
$url = preg_replace('/\\s+/', '', $url);
$url = preg_replace('/url\\([\'\\"]?|[\'\\"]?\\)$/', '', $url);
if (!$x) {
$x = 0;
}
if (!$y) {
$y = 0;
}
$path = Scaffold::find_file($url);
if ($path === false) {
return false;
}
// Make sure theres a value so it doesn't break the css
if (!$width && !$height) {
$width = $height = 0;
}
// Build the selector
$properties = "background:url(" . Scaffold::url_path($path) . ") no-repeat {$x}px {$y}px;\n\t\theight:{$height}px;\n\t\twidth:{$width}px;\n\t\tdisplay:block;\n\t\ttext-indent:-9999px;\n\t\toverflow:hidden;";
return $properties;
}
public static function create_gradient($direction, $size, $from, $to, $stops = false)
{
if (!class_exists('GradientGD')) {
include dirname(__FILE__) . '/libraries/gradientgd.php';
}
$file = "{$direction}_{$size}_" . str_replace('#', '', $from) . "_" . str_replace('#', '', $to) . ".png";
if ($direction == 'horizontal') {
$height = 50;
$width = $size;
$repeat = 'y';
} else {
$height = $size;
$width = 50;
$repeat = 'x';
}
if (!Scaffold_Cache::exists('gradients/' . $file)) {
Scaffold_Cache::create('gradients');
$file = Scaffold_Cache::find('gradients') . '/' . $file;
$gradient = new GradientGD($width, $height, $direction, $from, $to, $stops);
$gradient->save($file);
}
$file = Scaffold_Cache::find('gradients') . '/' . $file;
self::$gradients[] = array($direction, $size, $from, $to, $file);
$properties = "\n\t\t\tbackground-position: top left;\n\t\t background-repeat: repeat-{$repeat};\n\t\t background-image: url(" . Scaffold::url_path($file) . ");\n\t\t";
return $properties;
}
/**
* Takes a CSS string, rewrites all URL's using Scaffold's built-in find_file method
*
* @author Anthony Short
* @param $css
* @return $css string
*/
public static function formatting_process()
{
# The absolute url to the directory of the current CSS file
$dir = Scaffold::url_path(Scaffold::$css->path);
# @imports - Thanks to the guys from Minify for the regex :)
if (preg_match_all('/
@import\\s+
(?:url\\(\\s*)? # maybe url(
[\'"]? # maybe quote
(.*?) # 1 = URI
[\'"]? # maybe end quote
(?:\\s*\\))? # maybe )
([a-zA-Z,\\s]*)? # 2 = media list
; # end token
/x', Scaffold::$css, $found)) {
foreach ($found[1] as $key => $value) {
# Should we skip it
if (self::skip($value)) {
continue;
}
$media = $found[2][$key] == "" ? '' : ' ' . preg_replace('/\\s+/', '', $found[2][$key]);
# Absolute path
$absolute = self::up_directory($dir, substr_count($value, '..' . DIRECTORY_SEPARATOR, 0)) . str_replace('..' . DIRECTORY_SEPARATOR, '', $value);
# Rewrite it
Scaffold::$css->string = str_replace($found[0][$key], '@import \'' . $absolute . '\'' . $media . ';', Scaffold::$css);
}
}
# Convert all url()'s to absolute paths if required
if (preg_match_all('/url\\(\\s*([^\\)\\s]+)\\s*\\)/', Scaffold::$css, $found)) {
foreach ($found[1] as $key => $value) {
$url = Scaffold_Utils::unquote($value);
# Absolute Path
if (self::skip($url)) {
continue;
}
# Absolute path
$absolute = self::up_directory($dir, substr_count($url, '..' . DIRECTORY_SEPARATOR, 0)) . str_replace('..' . DIRECTORY_SEPARATOR, '', $url);
# If the file doesn't exist
if (!Scaffold::find_file($absolute)) {
Scaffold::log("Missing image - {$absolute}", 1);
}
# Rewrite it
Scaffold::$css->string = str_replace($found[0][$key], 'url(' . $absolute . ')', Scaffold::$css);
}
}
}
public static function create_rgba($r, $g, $b, $a)
{
if (!class_exists('RgbaGd')) {
include dirname(__FILE__) . '/libraries/rgbagd.php';
}
$file = "color_r{$r}_g{$g}_b{$b}_a{$a}.png";
$alpha = intval(127 - 127 * $a);
if (!Scaffold_Cache::exists('rgba/' . $file)) {
Scaffold_Cache::create('rgba');
$file = Scaffold_Cache::find('rgba') . '/' . $file;
$rgba = new RgbaGd($r, $g, $b, $alpha);
$rgba->save($file);
}
$file = Scaffold_Cache::find('rgba') . '/' . $file;
self::$rgba[] = array($r, $g, $b, $alpha);
$properties = "\n\t\t\tbackground-position: top left;\n\t\t background-repeat: repeat;\n\t\t background-image: url(" . Scaffold::url_path($file) . ") !important;\n\t\t background-image:none;\n\t\t background: rgba({$r},{$g},{$b},{$a});\n\t\t filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=" . Scaffold::url_path($file) . ", sizingMethod=scale);\n\t\t";
return $properties;
}
/**
* Adds the image-replace property that allows you to automatically
* replace text with an image on your server.
*
* Because functions can't have - in their name, it is replaced
* with an underscore. The property name is still image-replace
*
* @author Anthony Short
* @param $url
* @return string
*/
function Scaffold_image_replace($url)
{
$url = preg_replace('/\\s+/', '', $url);
$url = preg_replace('/url\\([\'\\"]?|[\'\\"]?\\)$/', '', $url);
$path = Scaffold::find_file($url);
if ($path === false) {
return false;
}
// Get the size of the image file
$size = GetImageSize($path);
$width = $size[0];
$height = $size[1];
// Make sure theres a value so it doesn't break the css
if (!$width && !$height) {
$width = $height = 0;
}
// Build the selector
$properties = "background:url(" . Scaffold::url_path($path) . ") no-repeat 0 0;\n\t\theight:{$height}px;\n\t\twidth:{$width}px;\n\t\tdisplay:block;\n\t\ttext-indent:-9999px;\n\t\toverflow:hidden;";
return $properties;
}
/**
* Generates the background grid.png
*
* @author Anthony Short
* @param $cl Column width
* @param $bl Baseline
* @param $gw Gutter Width
* @return null
*/
private static function create_grid_image($cw, $bl, $lgw, $rgw)
{
# Path to the image
$file = "{$lgw}_{$cw}_{$rgw}_{$bl}_grid.png";
if (($cache = Scaffold_Cache::find('Layout/' . $file)) === false) {
Scaffold_Cache::create('Layout');
$image = ImageCreate($cw + $lgw + $rgw, $bl);
$colorWhite = ImageColorAllocate($image, 255, 255, 255);
$colorGrey = ImageColorAllocate($image, 200, 200, 200);
$colorBlue = ImageColorAllocate($image, 240, 240, 255);
# Draw left gutter
Imagefilledrectangle($image, 0, 0, $lgw - 1, $bl, $colorWhite);
# Draw column
Imagefilledrectangle($image, $lgw, 0, $cw + $lgw - 1, $bl, $colorBlue);
# Draw right gutter
Imagefilledrectangle($image, $lgw + $cw + 1, 0, $lgw + $cw + $rgw, $bl, $colorWhite);
# Draw baseline
imageline($image, 0, $bl - 1, $lgw + $cw + $rgw, $bl - 1, $colorGrey);
$cache = Scaffold_Cache::find('Layout') . '/' . $file;
ImagePNG($image, $cache);
# Kill it
ImageDestroy($image);
}
return Scaffold::url_path($cache);
}
