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<?php |
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class CMSHelp extends Page_Controller implements PermissionProvider |
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{ |
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/** |
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*@var String name of the directory in which the help files are kept |
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* |
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*/ |
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private static $help_file_directory_name = "_help"; |
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/** |
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*@var String name of the directory in which the help files are kept |
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* |
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*/ |
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private static $dev_file_directory_name = "_dev"; |
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/** |
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*@var String urlsegment for the controller |
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* |
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*/ |
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private static $url_segment = "admin/help"; |
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private static $permission_code = "CMS_HELP_FILES_PERMISSION_CODE"; |
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/** |
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*@var String urlsegment for the controller |
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* |
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*/ |
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private static $allowed_actions = array( |
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'download' => 'CMS_HELP_FILES_PERMISSION_CODE' |
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); |
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/** |
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* standard SS Method |
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* |
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*/ |
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public function init() |
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{ |
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// Only administrators can run this method |
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if (!Permission::check("CMS_HELP_FILES_PERMISSION_CODE")) { |
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Security::permissionFailure($this, _t('Security.PERMFAILURE', ' This page is secured and you need rights to access it. Please contact the site administrator is you believe you should be able to access this page.')); |
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} |
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parent::init(); |
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Requirements::themedCSS("typography", "typography"); |
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Requirements::javascript(THIRDPARTY_DIR."/jquery/jquery.js"); |
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} |
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/** |
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* standard SS Method |
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* |
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*/ |
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public function index() |
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{ |
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return $this->renderWith('Page'); |
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} |
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public function getContent() |
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{ |
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return $this->renderWith('CMSHelp'); |
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} |
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/** |
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* returns the Link to the controller |
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* |
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* @return String - |
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*/ |
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public function Link($action = "") |
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{ |
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$str = "/".$this->config()->get("url_segment")."/"; |
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if ($action) { |
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$str .= $action . '/'; |
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} |
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return $str; |
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} |
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public function download($request) |
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{ |
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$fileName = urldecode($request->getVar('file')); |
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$files = self::get_list_of_files($this->Config()->get("help_file_directory_name")); |
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foreach ($files as $file) { |
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if ($fileName === $file['FileName']) { |
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$fileName = $file['FullLocation']; |
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if (file_exists($fileName)) { |
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return SS_HTTPRequest::send_file(file_get_contents($fileName), $file['FileName']); |
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} |
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} |
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} |
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die('ERROR'); |
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} |
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/** |
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* @return ArrayList of help files |
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* |
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* |
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*/ |
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public function HelpFiles() |
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{ |
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$dos = new ArrayList(); |
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$fileArray = self::get_list_of_files($this->Config()->get("help_file_directory_name")); |
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if ($fileArray && count($fileArray)) { |
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$linkArray = array(); |
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foreach ($fileArray as $file) { |
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$dos->push(new ArrayData($file)); |
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} |
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} |
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return $dos; |
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} |
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/** |
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* @return String - title for project |
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* |
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* |
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*/ |
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public function SiteTitle() |
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{ |
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$sc = SiteConfig::current_site_config(); |
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if ($sc && $sc->Title) { |
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return $sc->Title; |
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} |
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return Director::absoluteURL(); |
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} |
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/** |
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* @param String $location - folder location without start and end slahs (e.g. assets/myfolder ) |
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* @return Array - array of help files |
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* |
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* |
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*/ |
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public static function get_list_of_files($location) |
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{ |
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$fileArray = array(); |
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$directory = "/".$location."/"; |
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$baseDirectory = Director::baseFolder().$directory; |
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//get all image files with a .jpg extension. |
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$images = self::get_list_of_files_in_directory($baseDirectory, array("png", "jpg", "gif", 'pdf')); |
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$me = Injector::inst()->get('CMSHelp'); |
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//print each file name |
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if (is_array($images) && count($images)) { |
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foreach ($images as $key => $image) { |
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if ($image) { |
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if (file_exists($baseDirectory.$image)) { |
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$fileArray[$key]["FileName"] = $image; |
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$fileArray[$key]["FullLocation"] = $baseDirectory.$image; |
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$fileArray[$key]["Link"] = $me->Link('download').'?file='.urldecode($image); |
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$fileArray[$key]["Title"] = self::add_space_before_capital($image); |
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} |
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} |
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} |
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} |
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return $fileArray; |
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} |
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/** |
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* @param String $directory - location of the directory |
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* @param Array $extensionArray - array of extensions to include (e.g. Array("png", "mov");) |
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* |
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* @return Array - list of all files in a directory |
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*/ |
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public static function get_list_of_files_in_directory($directory, $extensionArray) |
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{ |
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// create an array to hold directory list |
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$results = array(); |
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// create a handler for the directory |
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$handler = @opendir($directory); |
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if (!is_dir($directory)) { |
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return false; |
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} |
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if ($handler) { |
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//open directory and walk through the filenames |
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while ($file = readdir($handler)) { |
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// if file isn't this directory or its parent, add it to the results |
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if ($file != "." && $file != ".." && !is_dir($file)) { |
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//echo $file; |
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$extension = substr(strrchr($file, '.'), 1); |
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if (in_array($extension, $extensionArray)) { |
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$results[] = $file; |
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} |
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} |
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} |
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// tidy up: close the handler |
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closedir($handler); |
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// done! |
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asort($results); |
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} |
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return $results; |
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} |
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/** |
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* returns the Link to the controller |
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* @param String $string - input |
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* @return String |
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*/ |
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private static function add_space_before_capital($string) |
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{ |
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$string = preg_replace('/(?<!\ )[A-Z\-]/', ' $0', $string); |
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$extension = substr(strrchr($string, '.'), 0); |
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$string = str_replace(array('-', $extension, '.'), "", $string); |
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return $string; |
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} |
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public function providePermissions() |
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{ |
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$perms[Config::inst()->get("CMSHelp", "permission_code")] = array( |
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'name' => "Download Help Files", |
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'category' => "Help", |
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'sort' => 0 |
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); |
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return $perms; |
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} |
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} |
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You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.