name = strtoupper($name); $this->root = $root; if (is_null($name)) { $this->noName = true; $this->name = static::guessParameterNameByValue($value); } // If guessParameterNameByValue() returns an empty string // above, we're actually dealing with a parameter that has no value. // In that case we have to move the value to the name. if ('' === $this->name) { $this->noName = false; $this->name = strtoupper($value); } else { $this->setValue($value); } } /** * Try to guess property name by value, can be used for vCard 2.1 nameless parameters. * * Figuring out what the name should have been. Note that a ton of * these are rather silly in 2014 and would probably rarely be * used, but we like to be complete. * * @param string $value * * @return string */ public static function guessParameterNameByValue($value) { switch (strtoupper($value)) { // Encodings case '7-BIT': case 'QUOTED-PRINTABLE': case 'BASE64': $name = 'ENCODING'; break; // Common types case 'WORK': case 'HOME': case 'PREF': // Delivery Label Type case 'DOM': case 'INTL': case 'POSTAL': case 'PARCEL': // Telephone types case 'VOICE': case 'FAX': case 'MSG': case 'CELL': case 'PAGER': case 'BBS': case 'MODEM': case 'CAR': case 'ISDN': case 'VIDEO': // EMAIL types (lol) case 'AOL': case 'APPLELINK': case 'ATTMAIL': case 'CIS': case 'EWORLD': case 'INTERNET': case 'IBMMAIL': case 'MCIMAIL': case 'POWERSHARE': case 'PRODIGY': case 'TLX': case 'X400': // Photo / Logo format types case 'GIF': case 'CGM': case 'WMF': case 'BMP': case 'DIB': case 'PICT': case 'TIFF': case 'PDF': case 'PS': case 'JPEG': case 'MPEG': case 'MPEG2': case 'AVI': case 'QTIME': // Sound Digital Audio Type case 'WAVE': case 'PCM': case 'AIFF': // Key types case 'X509': case 'PGP': $name = 'TYPE'; break; // Value types case 'INLINE': case 'URL': case 'CONTENT-ID': case 'CID': $name = 'VALUE'; break; default: $name = ''; } return $name; } /** * Updates the current value. * * This may be either a single, or multiple strings in an array. * * @param string|array $value */ public function setValue($value) { $this->value = $value; } /** * Returns the current value. * * This method will always return a string, or null. If there were multiple * values, it will automatically concatenate them (separated by comma). * * @return string|null */ public function getValue() { if (is_array($this->value)) { return implode(',', $this->value); } else { return $this->value; } } /** * Sets multiple values for this parameter. */ public function setParts(array $value) { $this->value = $value; } /** * Returns all values for this parameter. * * If there were no values, an empty array will be returned. * * @return array */ public function getParts() { if (is_array($this->value)) { return $this->value; } elseif (is_null($this->value)) { return []; } else { return [$this->value]; } } /** * Adds a value to this parameter. * * If the argument is specified as an array, all items will be added to the * parameter value list. * * @param string|array $part */ public function addValue($part) { if (is_null($this->value)) { $this->value = $part; } else { $this->value = array_merge((array) $this->value, (array) $part); } } /** * Checks if this parameter contains the specified value. * * This is a case-insensitive match. It makes sense to call this for for * instance the TYPE parameter, to see if it contains a keyword such as * 'WORK' or 'FAX'. * * @param string $value * * @return bool */ public function has($value) { return in_array( strtolower($value), array_map('strtolower', (array) $this->value) ); } /** * Turns the object back into a serialized blob. * * @return string */ public function serialize() { $value = $this->getParts(); if (0 === count($value)) { return $this->name.'='; } if (Document::VCARD21 === $this->root->getDocumentType() && $this->noName) { return implode(';', $value); } return $this->name.'='.array_reduce( $value, function ($out, $item) { if (!is_null($out)) { $out .= ','; } // If there's no special characters in the string, we'll use the simple // format. // // The list of special characters is defined as: // // Any character except CONTROL, DQUOTE, ";", ":", "," // // by the iCalendar spec: // https://tools.ietf.org/html/rfc5545#section-3.1 // // And we add ^ to that because of: // https://tools.ietf.org/html/rfc6868 // // But we've found that iCal (7.0, shipped with OSX 10.9) // severaly trips on + characters not being quoted, so we // added + as well. if (!preg_match('#(?: [\n":;\^,\+] )#x', $item)) { return $out.$item; } else { // Enclosing in double-quotes, and using RFC6868 for encoding any // special characters $out .= '"'.strtr( $item, [ '^' => '^^', "\n" => '^n', '"' => '^\'', ] ).'"'; return $out; } } ); } /** * This method returns an array, with the representation as it should be * encoded in JSON. This is used to create jCard or jCal documents. * * @return array */ public function jsonSerialize() { return $this->value; } /** * This method serializes the data into XML. This is used to create xCard or * xCal documents. * * @param Xml\Writer $writer XML writer */ public function xmlSerialize(Xml\Writer $writer) { foreach (explode(',', $this->value) as $value) { $writer->writeElement('text', $value); } } /** * Called when this object is being cast to a string. * * @return string */ public function __toString() { return (string) $this->getValue(); } /** * Returns the iterator for this object. * * @return ElementList */ public function getIterator() { if (!is_null($this->iterator)) { return $this->iterator; } return $this->iterator = new ArrayIterator((array) $this->value); } }