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Diffstat (limited to '3rdparty/Sabre/VObject/Reader.php')
| -rw-r--r-- | 3rdparty/Sabre/VObject/Reader.php | 217 |
1 files changed, 0 insertions, 217 deletions
diff --git a/3rdparty/Sabre/VObject/Reader.php b/3rdparty/Sabre/VObject/Reader.php deleted file mode 100644 index a24590cb388..00000000000 --- a/3rdparty/Sabre/VObject/Reader.php +++ /dev/null @@ -1,217 +0,0 @@ -<?php - -namespace Sabre\VObject; - -/** - * VCALENDAR/VCARD reader - * - * This class reads the vobject file, and returns a full element tree. - * - * TODO: this class currently completely works 'statically'. This is pointless, - * and defeats OOP principals. Needs refactoring in a future version. - * - * @copyright Copyright (C) 2007-2012 Rooftop Solutions. All rights reserved. - * @author Evert Pot (http://www.rooftopsolutions.nl/) - * @license http://code.google.com/p/sabredav/wiki/License Modified BSD License - */ -class Reader { - - /** - * If this option is passed to the reader, it will be less strict about the - * validity of the lines. - * - * Currently using this option just means, that it will accept underscores - * in property names. - */ - const OPTION_FORGIVING = 1; - - /** - * If this option is turned on, any lines we cannot parse will be ignored - * by the reader. - */ - const OPTION_IGNORE_INVALID_LINES = 2; - - /** - * Parses the file and returns the top component - * - * The options argument is a bitfield. Pass any of the OPTIONS constant to - * alter the parsers' behaviour. - * - * @param string $data - * @param int $options - * @return Node - */ - static function read($data, $options = 0) { - - // Normalizing newlines - $data = str_replace(array("\r","\n\n"), array("\n","\n"), $data); - - $lines = explode("\n", $data); - - // Unfolding lines - $lines2 = array(); - foreach($lines as $line) { - - // Skipping empty lines - if (!$line) continue; - - if ($line[0]===" " || $line[0]==="\t") { - $lines2[count($lines2)-1].=substr($line,1); - } else { - $lines2[] = $line; - } - - } - - unset($lines); - - reset($lines2); - - return self::readLine($lines2, $options); - - } - - /** - * Reads and parses a single line. - * - * This method receives the full array of lines. The array pointer is used - * to traverse. - * - * This method returns null if an invalid line was encountered, and the - * IGNORE_INVALID_LINES option was turned on. - * - * @param array $lines - * @param int $options See the OPTIONS constants. - * @return Node - */ - static private function readLine(&$lines, $options = 0) { - - $line = current($lines); - $lineNr = key($lines); - next($lines); - - // Components - if (strtoupper(substr($line,0,6)) === "BEGIN:") { - - $componentName = strtoupper(substr($line,6)); - $obj = Component::create($componentName); - - $nextLine = current($lines); - - while(strtoupper(substr($nextLine,0,4))!=="END:") { - - $parsedLine = self::readLine($lines, $options); - $nextLine = current($lines); - - if (is_null($parsedLine)) { - continue; - } - $obj->add($parsedLine); - - if ($nextLine===false) - throw new ParseException('Invalid VObject. Document ended prematurely.'); - - } - - // Checking component name of the 'END:' line. - if (substr($nextLine,4)!==$obj->name) { - throw new ParseException('Invalid VObject, expected: "END:' . $obj->name . '" got: "' . $nextLine . '"'); - } - next($lines); - - return $obj; - - } - - // Properties - //$result = preg_match('/(?P<name>[A-Z0-9-]+)(?:;(?P<parameters>^(?<!:):))(.*)$/',$line,$matches); - - if ($options & self::OPTION_FORGIVING) { - $token = '[A-Z0-9-\._]+'; - } else { - $token = '[A-Z0-9-\.]+'; - } - $parameters = "(?:;(?P<parameters>([^:^\"]|\"([^\"]*)\")*))?"; - $regex = "/^(?P<name>$token)$parameters:(?P<value>.*)$/i"; - - $result = preg_match($regex,$line,$matches); - - if (!$result) { - if ($options & self::OPTION_IGNORE_INVALID_LINES) { - return null; - } else { - throw new ParseException('Invalid VObject, line ' . ($lineNr+1) . ' did not follow the icalendar/vcard format'); - } - } - - $propertyName = strtoupper($matches['name']); - $propertyValue = preg_replace_callback('#(\\\\(\\\\|N|n))#',function($matches) { - if ($matches[2]==='n' || $matches[2]==='N') { - return "\n"; - } else { - return $matches[2]; - } - }, $matches['value']); - - $obj = Property::create($propertyName, $propertyValue); - - if ($matches['parameters']) { - - foreach(self::readParameters($matches['parameters']) as $param) { - $obj->add($param); - } - - } - - return $obj; - - - } - - /** - * Reads a parameter list from a property - * - * This method returns an array of Parameter - * - * @param string $parameters - * @return array - */ - static private function readParameters($parameters) { - - $token = '[A-Z0-9-]+'; - - $paramValue = '(?P<paramValue>[^\"^;]*|"[^"]*")'; - - $regex = "/(?<=^|;)(?P<paramName>$token)(=$paramValue(?=$|;))?/i"; - preg_match_all($regex, $parameters, $matches, PREG_SET_ORDER); - - $params = array(); - foreach($matches as $match) { - - $value = isset($match['paramValue'])?$match['paramValue']:null; - - if (isset($value[0])) { - // Stripping quotes, if needed - if ($value[0] === '"') $value = substr($value,1,strlen($value)-2); - } else { - $value = ''; - } - - $value = preg_replace_callback('#(\\\\(\\\\|N|n|;|,))#',function($matches) { - if ($matches[2]==='n' || $matches[2]==='N') { - return "\n"; - } else { - return $matches[2]; - } - }, $value); - - $params[] = new Parameter($match['paramName'], $value); - - } - - return $params; - - } - - -} |