--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/sabre/vobject/lib/Property/Text.php	Sat Jan 13 09:06:10 2018 -0500
@@ -0,0 +1,333 @@
+<?php
+
+namespace Sabre\VObject\Property;
+
+use
+    Sabre\VObject\Property,
+    Sabre\VObject\Component,
+    Sabre\VObject\Parser\MimeDir,
+    Sabre\VObject\Document;
+
+/**
+ * Text property
+ *
+ * This object represents TEXT values.
+ *
+ * @copyright Copyright (C) 2011-2015 fruux GmbH (https://fruux.com/).
+ * @author Evert Pot (http://evertpot.com/)
+ * @license http://sabre.io/license/ Modified BSD License
+ */
+class Text extends Property {
+
+    /**
+     * In case this is a multi-value property. This string will be used as a
+     * delimiter.
+     *
+     * @var string
+     */
+    public $delimiter = ',';
+
+    /**
+     * List of properties that are considered 'structured'.
+     *
+     * @var array
+     */
+    protected $structuredValues = array(
+        // vCard
+        'N',
+        'ADR',
+        'ORG',
+        'GENDER',
+
+        // iCalendar
+        'REQUEST-STATUS',
+    );
+
+    /**
+     * Some text components have a minimum number of components.
+     *
+     * N must for instance be represented as 5 components, separated by ;, even
+     * if the last few components are unused.
+     *
+     * @var array
+     */
+    protected $minimumPropertyValues = array(
+        'N' => 5,
+        'ADR' => 7,
+    );
+
+    /**
+     * Creates the property.
+     *
+     * You can specify the parameters either in key=>value syntax, in which case
+     * parameters will automatically be created, or you can just pass a list of
+     * Parameter objects.
+     *
+     * @param Component $root The root document
+     * @param string $name
+     * @param string|array|null $value
+     * @param array $parameters List of parameters
+     * @param string $group The vcard property group
+     * @return void
+     */
+    public function __construct(Component $root, $name, $value = null, array $parameters = array(), $group = null) {
+
+        // There's two types of multi-valued text properties:
+        // 1. multivalue properties.
+        // 2. structured value properties
+        //
+        // The former is always separated by a comma, the latter by semi-colon.
+        if (in_array($name, $this->structuredValues)) {
+            $this->delimiter = ';';
+        }
+
+        parent::__construct($root, $name, $value, $parameters, $group);
+
+    }
+
+
+    /**
+     * Sets a raw value coming from a mimedir (iCalendar/vCard) file.
+     *
+     * This has been 'unfolded', so only 1 line will be passed. Unescaping is
+     * not yet done, but parameters are not included.
+     *
+     * @param string $val
+     * @return void
+     */
+    public function setRawMimeDirValue($val) {
+
+        $this->setValue(MimeDir::unescapeValue($val, $this->delimiter));
+
+    }
+
+    /**
+     * Sets the value as a quoted-printable encoded string.
+     *
+     * @param string $val
+     * @return void
+     */
+    public function setQuotedPrintableValue($val) {
+
+        $val = quoted_printable_decode($val);
+
+        // Quoted printable only appears in vCard 2.1, and the only character
+        // that may be escaped there is ;. So we are simply splitting on just
+        // that.
+        //
+        // We also don't have to unescape \\, so all we need to look for is a ;
+        // that's not preceeded with a \.
+        $regex = '# (?<!\\\\) ; #x';
+        $matches = preg_split($regex, $val);
+        $this->setValue($matches);
+
+    }
+
+    /**
+     * Returns a raw mime-dir representation of the value.
+     *
+     * @return string
+     */
+    public function getRawMimeDirValue() {
+
+        $val = $this->getParts();
+
+        if (isset($this->minimumPropertyValues[$this->name])) {
+            $val = array_pad($val, $this->minimumPropertyValues[$this->name], '');
+        }
+
+        foreach($val as &$item) {
+
+            if (!is_array($item)) {
+                $item = array($item);
+            }
+
+            foreach($item as &$subItem) {
+                $subItem = strtr(
+                    $subItem,
+                    array(
+                        '\\' => '\\\\',
+                        ';'  => '\;',
+                        ','  => '\,',
+                        "\n" => '\n',
+                        "\r" => "",
+                    )
+                );
+            }
+            $item = implode(',', $item);
+
+        }
+
+        return implode($this->delimiter, $val);
+
+    }
+
+    /**
+     * Returns the value, in the format it should be encoded for json.
+     *
+     * This method must always return an array.
+     *
+     * @return array
+     */
+    public function getJsonValue() {
+
+        // Structured text values should always be returned as a single
+        // array-item. Multi-value text should be returned as multiple items in
+        // the top-array.
+        if (in_array($this->name, $this->structuredValues)) {
+            return array($this->getParts());
+        } else {
+            return $this->getParts();
+        }
+
+    }
+
+    /**
+     * Returns the type of value.
+     *
+     * This corresponds to the VALUE= parameter. Every property also has a
+     * 'default' valueType.
+     *
+     * @return string
+     */
+    public function getValueType() {
+
+        return "TEXT";
+
+    }
+
+    /**
+     * Turns the object back into a serialized blob.
+     *
+     * @return string
+     */
+    public function serialize() {
+
+        // We need to kick in a special type of encoding, if it's a 2.1 vcard.
+        if ($this->root->getDocumentType() !== Document::VCARD21) {
+            return parent::serialize();
+        }
+
+        $val = $this->getParts();
+
+        if (isset($this->minimumPropertyValues[$this->name])) {
+            $val = array_pad($val, $this->minimumPropertyValues[$this->name], '');
+        }
+
+        // Imploding multiple parts into a single value, and splitting the
+        // values with ;.
+        if (count($val)>1) {
+            foreach($val as $k=>$v) {
+                $val[$k] = str_replace(';','\;', $v);
+            }
+            $val = implode(';', $val);
+        } else {
+            $val = $val[0];
+        }
+
+        $str = $this->name;
+        if ($this->group) $str = $this->group . '.' . $this->name;
+        foreach($this->parameters as $param) {
+
+            if ($param->getValue() === 'QUOTED-PRINTABLE') {
+                continue;
+            }
+            $str.=';' . $param->serialize();
+
+        }
+
+
+
+        // If the resulting value contains a \n, we must encode it as
+        // quoted-printable.
+        if (strpos($val,"\n") !== false) {
+
+            $str.=';ENCODING=QUOTED-PRINTABLE:';
+            $lastLine=$str;
+            $out = null;
+
+            // The PHP built-in quoted-printable-encode does not correctly
+            // encode newlines for us. Specifically, the \r\n sequence must in
+            // vcards be encoded as =0D=OA and we must insert soft-newlines
+            // every 75 bytes.
+            for($ii=0;$ii<strlen($val);$ii++) {
+                $ord = ord($val[$ii]);
+                // These characters are encoded as themselves.
+                if ($ord >= 32 && $ord <=126) {
+                    $lastLine.=$val[$ii];
+                } else {
+                    $lastLine.='=' . strtoupper(bin2hex($val[$ii]));
+                }
+                if (strlen($lastLine)>=75) {
+                    // Soft line break
+                    $out.=$lastLine. "=\r\n ";
+                    $lastLine = null;
+                }
+
+            }
+            if (!is_null($lastLine)) $out.= $lastLine . "\r\n";
+            return $out;
+
+        } else {
+            $str.=':' . $val;
+            $out = '';
+            while(strlen($str)>0) {
+                if (strlen($str)>75) {
+                    $out.= mb_strcut($str,0,75,'utf-8') . "\r\n";
+                    $str = ' ' . mb_strcut($str,75,strlen($str),'utf-8');
+                } else {
+                    $out.=$str . "\r\n";
+                    $str='';
+                    break;
+                }
+            }
+
+            return $out;
+
+
+        }
+
+    }
+
+    /**
+     * Validates the node for correctness.
+     *
+     * The following options are supported:
+     *   - Node::REPAIR - If something is broken, and automatic repair may
+     *                    be attempted.
+     *
+     * An array is returned with warnings.
+     *
+     * Every item in the array has the following properties:
+     *    * level - (number between 1 and 3 with severity information)
+     *    * message - (human readable message)
+     *    * node - (reference to the offending node)
+     *
+     * @param int $options
+     * @return array
+     */
+    public function validate($options = 0) {
+
+        $warnings = parent::validate($options);
+
+        if (isset($this->minimumPropertyValues[$this->name])) {
+
+            $minimum = $this->minimumPropertyValues[$this->name];
+            $parts = $this->getParts();
+            if (count($parts) < $minimum) {
+                $warnings[] = array(
+                    'level' => 1,
+                    'message' => 'This property must have at least ' . $minimum . ' components. It only has ' . count($parts),
+                    'node' => $this,
+                );
+                if ($options & self::REPAIR) {
+                    $parts = array_pad($parts, $minimum, '');
+                    $this->setParts($parts);
+                }
+            }
+
+        }
+        return $warnings;
+
+    }
+}