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<?php |
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/** |
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* Contains theme specific tools |
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* |
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* PHP Version 5 |
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* |
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* @category Core |
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* @package Template |
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* @author Hans-Joachim Piepereit <[email protected]> |
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* @copyright 2013 cSphere Team |
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* @license http://opensource.org/licenses/bsd-license Simplified BSD License |
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* @link http://www.csphere.eu |
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**/ |
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namespace csphere\core\template; |
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/** |
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* Contains theme specific tools |
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* |
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* @category Core |
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* @package Template |
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* @author Hans-Joachim Piepereit <[email protected]> |
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* @copyright 2013 cSphere Team |
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* @license http://opensource.org/licenses/bsd-license Simplified BSD License |
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* @link http://www.csphere.eu |
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**/ |
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abstract class Theme |
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{ |
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/** |
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* Convert array of source files to string |
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* |
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* @param string $type Must be javascripts or stylesheets |
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* @param array $sources File sources as an array |
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* |
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* @return string |
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**/ |
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private static function _src($type, array $sources) |
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{ |
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$string = ''; |
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// Set start and end tag for javascripts and stylesheets |
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if ($type == 'stylesheets') { |
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$tag1 = '<link href="'; |
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$tag2 = '" rel="stylesheet" type="text/css">'; |
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} else { |
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$tag1 = '<script src="'; |
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$tag2 = '" type="text/javascript"></script>'; |
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} |
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// Convert arrays to strings |
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foreach ($sources AS $file) { |
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$string .= $tag1 . $file . $tag2 . "\n"; |
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} |
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return $string; |
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} |
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/** |
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* Light version of combine features for themes |
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* |
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* @param array $array Template file as an array |
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* |
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* @return array |
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**/ |
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private static function _light(array $array) |
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{ |
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// Combine array of parts |
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$result = []; |
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foreach ($array AS $part) { |
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// Leave text and page placeholders untouched |
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if ($part['cmd'] == 'text' || $part['cmd'] == 'page') { |
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$result[] = $part; |
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} else { |
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// Everything else can be transformed |
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$cmd = $part['cmd']; |
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$string = \csphere\core\template\CMD_Parse::$cmd($part, []); |
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$result[] = ['cmd' => 'text', 'text' => $string]; |
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} |
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} |
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return $result; |
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} |
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/** |
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* Get boxes out of a prepared theme array |
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* |
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* @param array $theme Theme after prepare is used on it |
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* |
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* @return array |
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**/ |
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public static function boxes(array $theme) |
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{ |
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$add = []; |
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// Skip all parts except boxes |
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foreach ($theme AS $part) { |
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if ($part['cmd'] == 'box') { |
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$add[] = $part; |
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} |
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} |
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return $add; |
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} |
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/** |
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* Parses a theme file |
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* |
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* @param array $theme Theme content as an array |
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* @param string $content The content to put into the theme file |
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* |
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* @throws \Exception |
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* |
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* @return string |
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**/ |
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public static function parse(array $theme, $content) |
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{ |
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// Replace everything except for page placeholders |
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$theme = self::_light($theme); |
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// Get page placeholders from hooks and append content |
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$data = \csphere\core\template\Hooks::export(); |
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$data['debug'] = '<div id="csphere_debug">' . $data['debug'] . '</div>'; |
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$start = '<div id="csphere_content">' . $data['content']; |
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$data['content'] = $start . $content . '</div>'; |
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// Javascript and stylesheet arrays to strings |
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$data['javascripts'] = self::_src('javascripts', $data['javascripts']); |
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$data['stylesheets'] = self::_src('stylesheets', $data['stylesheets']); |
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// Replace page placeholders |
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$result = ''; |
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foreach ($theme AS $part) { |
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if ($part['cmd'] == 'page') { |
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$result .= isset($data[$part['key']]) ? $data[$part['key']] : ''; |
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} elseif ($part['cmd'] == 'text') { |
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$result .= $part['text']; |
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} else { |
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throw new \Exception('Command not found: ' . $part['cmd']); |
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} |
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} |
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return $result; |
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} |
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/** |
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* Corrections for theme files to make them preparable |
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* |
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* @param string $string Theme content as a string |
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* @param string $theme Theme directory as a string |
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* |
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* @return array |
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**/ |
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public static function prepare($string, $theme) |
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{ |
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// Try to find or attach room for javascript and stylesheets |
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if (strpos($string, '{* page stylesheets *}') === false) { |
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$change = '{* page stylesheets *}</head>'; |
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$string = str_ireplace('</head>', $change, $string); |
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} |
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$generator = '<meta name="generator" content="cSphere">' |
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. "\n" . '</head>'; |
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$string = str_ireplace('</head>', $generator, $string); |
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if (strpos($string, '{* page javascripts *}') === false) { |
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$change = '{* page javascripts *}</body>'; |
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$string = str_ireplace('</body>', $change, $string); |
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} |
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// Check for debug placeholder |
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$debug = ''; |
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if (strpos($string, '{* page debug *}') === false) { |
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$debug = "\n" . '{* page debug *}'; |
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} |
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$change = "<body\\1>" . $debug; |
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$string = preg_replace('=\<body(.*?)\>=si', $change, $string, 1); |
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// Repair html link tag href attributes |
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$search = "=\<link(.*?)href\=\"(?!http|\/)(.*?)\"(.*?)\>=i"; |
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$change = "<link\\1href=\"" . $theme . "\\2\"\\3>"; |
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$string = preg_replace($search, $change, $string); |
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// Repair html background and src attributes |
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$search = "=(background|src)\=\"(?!http|\/)(.*?)\"=i"; |
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$change = "\\1=\"" . $theme . "\\2\""; |
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$string = preg_replace($search, $change, $string); |
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// Placeholder detection |
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$result = \csphere\core\template\Prepare::placeholders((string)$string, ''); |
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return $result; |
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} |
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} |
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csphere-cms /
cSphere
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