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PHP ODK Util File
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| <?php | |
| class Util | |
| { | |
| public static $realm = 'PHP ODK Aggregate'; | |
| public static $users = [ | |
| 'admin' => 'mypass', | |
| 'guest' => 'guest' | |
| ]; | |
| // function to parse the http auth header | |
| public static function http_digest_parse( $txt ) | |
| { | |
| // protect against missing data | |
| $needed_parts = array('nonce'=>1, 'nc'=>1, 'cnonce'=>1, 'qop'=>1, 'username'=>1, 'uri'=>1, 'response'=>1); | |
| $data = array(); | |
| preg_match_all('@(\w+)=(?:(?:\'([^\']+)\'|"([^"]+)")|([^\s,]+))@', $txt, $matches, PREG_SET_ORDER); | |
| foreach ($matches as $m) | |
| { | |
| $data[$m[1]] = $m[2] ? $m[2] : ($m[3] ? $m[3] : $m[4]); | |
| unset($needed_parts[$m[1]]); | |
| } | |
| return $needed_parts ? false : $data; | |
| } | |
| public static function check_user_pass() | |
| { | |
| $data = self::http_digest_parse( $_SERVER['PHP_AUTH_DIGEST'] ); | |
| $name = $data['username']; | |
| file_put_contents(realpath('uploads/uploaded_files/').'/data.json', json_encode($data) ); | |
| $A1 = md5($data['username'] . ':' . self::$realm . ':' . self::$users[$data['username']]); | |
| $A2 = md5($_SERVER['REQUEST_METHOD'].':'.$data['uri']); | |
| $valid_response = md5($A1.':'.$data['nonce'].':'.$data['nc'].':'.$data['cnonce'].':'.$data['qop'].':'.$A2); | |
| if ($data['response'] != $valid_response) | |
| return false; | |
| return true; | |
| } | |
| public static function formList() | |
| { | |
| $forms = glob('uploads/odk/*.xml'); | |
| $_forms = []; | |
| $_forms [] = '<xforms xmlns="http://openrosa.org/xforms/xformsList">'; | |
| foreach ($forms as $form) | |
| { | |
| $details = pathinfo($form); | |
| $url = self::site_url($form); | |
| $_forms [] = "<xform>"; | |
| $_forms [] = "<formID>{$details['filename']}</formID>"; | |
| $_forms [] = "<name>{$details['filename']}</name>"; | |
| $_forms [] = "<version>1.1</version>"; | |
| $_forms [] = "<hash>md5:". md5_file( $form ) ."</hash>"; | |
| $_forms [] = "<downloadUrl>{$url}</downloadUrl>"; | |
| $_forms [] = "</xform>"; | |
| } | |
| $_forms [] = '</xforms>'; | |
| return $_forms; | |
| } | |
| /** | |
| * Wrap output of the print_r() function in <PRE> html tags to enable easier debug selects either the last posted value or the db value (selected value) | |
| * | |
| * @author imss team | |
| * */ | |
| public static function printr($var) | |
| { | |
| if ($var === FALSE) | |
| { | |
| var_dump($var); | |
| } | |
| else | |
| { | |
| echo "<pre>" . print_r($var, 1) . "</pre>"; | |
| } | |
| } | |
| public static function printResponse($msg = '', $httpcode="200 OK") | |
| { | |
| header('HTTP/1.1 '.$httpcode); | |
| header('Content-Type: text/xml'); | |
| echo "<OpenRosaResponse xmlns=\"http://openrosa.org/http/response items=\"1\">"; | |
| echo "<message>$msg</message>"; | |
| echo "</OpenRosaResponse>"; | |
| die(); | |
| } | |
| public static function printError($msg = '', $httpcode="400 Not found") | |
| { | |
| header('HTTP/1.1 '. $httpcode); | |
| header('Content-Type: text/html'); | |
| echo "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\"\"http://www.w3.org/TR/1999/REC-html401-19991224/loose.dtd\"> | |
| <html> | |
| <head> | |
| <title>Error</title> | |
| </head> | |
| <body><h1>$httpcode</h1> | |
| <p>$msg</p></body> | |
| </html> | |
| "; | |
| die(); | |
| } | |
| /** | |
| * Create a teaser from string. | |
| * | |
| * This function will eventually be deleted, please use word_limiter() | |
| * | |
| * @param string $string The | |
| * @param int $length The character length of the teaser | |
| * @return string | |
| * @author imss team | |
| * */ | |
| public static function teaser($string, $length) | |
| { | |
| return substr($string, 0, $length) . (($length < strlen($string)) ? " .." : null); | |
| } | |
| public static function selected($field, $value, $selected_value = null) | |
| { | |
| $selected = (isset($_POST[$field])) ? ($_POST[$field] == $value) : null; | |
| if ($selected) return "selected='selected'"; | |
| if ($selected_value) | |
| { | |
| if( is_object($selected_value) ) | |
| { | |
| if ($value == $selected_value->$field) | |
| { | |
| return "selected='selected'"; | |
| } | |
| } | |
| else if ($value == $selected_value) | |
| { | |
| return "selected='selected'"; | |
| } | |
| } | |
| } | |
| public static function checked($field, $value, $selected_value = null) | |
| { | |
| $selected = (isset($_POST[$field])) ? ($_POST[$field] == $value) : null; | |
| if ($selected) return "checked='checked'"; | |
| if ($selected_value) | |
| { | |
| if( is_object($selected_value) ) | |
| { | |
| if ($value == $selected_value->$field) | |
| { | |
| return "checked='checked'"; | |
| } | |
| } | |
| elseif ($value == $selected_value) | |
| { | |
| return "checked='checked'"; | |
| } | |
| } | |
| } | |
| public static function formval($prop, $default = '') | |
| { | |
| if (isset($_POST[$prop])) | |
| { | |
| return $_POST[$prop]; | |
| } | |
| if ($default) | |
| { | |
| if( is_object($default) ) | |
| { | |
| return $default->$prop; | |
| } | |
| return $default; | |
| } | |
| } | |
| public static function check_checkbox($name, $dbval = null) | |
| { | |
| if ( $dbval ) return "checked='checked'"; | |
| $variable = null; | |
| if (preg_match('/\]/i', $name)) | |
| { | |
| preg_match_all('/(.+)\[(.+)\]/i', $name, $matches); | |
| $name = $matches[1][0]; | |
| $idx = $matches[2][0]; | |
| if ( isset($_POST[$name][$idx]) ) | |
| { | |
| $variable = $_POST[$name][$idx]; | |
| } | |
| } | |
| if (isset( $_POST[$name] ) ) | |
| { | |
| $variable = $_POST[$name]; | |
| } | |
| return ( $variable ) ? "checked='checked'" : null; | |
| } | |
| function site_url($var) | |
| { | |
| return BASE_URL.$var; | |
| } | |
| } | |
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