--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/sabre/vobject/lib/Property/ICalendar/Recur.php	Sat Jan 13 09:06:10 2018 -0500
@@ -0,0 +1,203 @@
+<?php
+
+namespace Sabre\VObject\Property\ICalendar;
+
+use
+    Sabre\VObject\Property,
+    Sabre\VObject\Parser\MimeDir;
+
+/**
+ * Recur property
+ *
+ * This object represents RECUR properties.
+ * These values are just used for RRULE and the now deprecated EXRULE.
+ *
+ * The RRULE property may look something like this:
+ *
+ * RRULE:FREQ=MONTHLY;BYDAY=1,2,3;BYHOUR=5.
+ *
+ * This property exposes this as a key=>value array that is accessible using
+ * getParts, and may be set using setParts.
+ *
+ * @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 Recur extends Property {
+
+    /**
+     * Updates the current value.
+     *
+     * This may be either a single, or multiple strings in an array.
+     *
+     * @param string|array $value
+     * @return void
+     */
+    public function setValue($value) {
+
+        // If we're getting the data from json, we'll be receiving an object
+        if ($value instanceof \StdClass) {
+            $value = (array)$value;
+        }
+
+        if (is_array($value)) {
+            $newVal = array();
+            foreach($value as $k=>$v) {
+
+                if (is_string($v)) {
+                    $v = strtoupper($v);
+
+                    // The value had multiple sub-values
+                    if (strpos($v,',')!==false) {
+                        $v = explode(',', $v);
+                    }
+                } else {
+                    $v = array_map('strtoupper', $v);
+                }
+
+                $newVal[strtoupper($k)] = $v;
+            }
+            $this->value = $newVal;
+        } elseif (is_string($value)) {
+            $this->value = self::stringToArray($value);
+        } else {
+            throw new \InvalidArgumentException('You must either pass a string, or a key=>value array');
+        }
+
+    }
+
+    /**
+     * Returns the current value.
+     *
+     * This method will always return a singular value. If this was a
+     * multi-value object, some decision will be made first on how to represent
+     * it as a string.
+     *
+     * To get the correct multi-value version, use getParts.
+     *
+     * @return string
+     */
+    public function getValue() {
+
+        $out = array();
+        foreach($this->value as $key=>$value) {
+            $out[] = $key . '=' . (is_array($value)?implode(',', $value):$value);
+        }
+        return strtoupper(implode(';',$out));
+
+    }
+
+    /**
+     * Sets a multi-valued property.
+     *
+     * @param array $parts
+     * @return void
+     */
+    public function setParts(array $parts) {
+
+        $this->setValue($parts);
+
+    }
+
+    /**
+     * Returns a multi-valued property.
+     *
+     * This method always returns an array, if there was only a single value,
+     * it will still be wrapped in an array.
+     *
+     * @return array
+     */
+    public function getParts() {
+
+        return $this->value;
+
+    }
+
+    /**
+     * 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) {
+
+        $this->setValue($val);
+
+    }
+
+    /**
+     * Returns a raw mime-dir representation of the value.
+     *
+     * @return string
+     */
+    public function getRawMimeDirValue() {
+
+        return $this->getValue();
+
+    }
+
+    /**
+     * Returns the type of value.
+     *
+     * This corresponds to the VALUE= parameter. Every property also has a
+     * 'default' valueType.
+     *
+     * @return string
+     */
+    public function getValueType() {
+
+        return "RECUR";
+
+    }
+
+    /**
+     * Returns the value, in the format it should be encoded for json.
+     *
+     * This method must always return an array.
+     *
+     * @return array
+     */
+    public function getJsonValue() {
+
+        $values = array();
+        foreach($this->getParts() as $k=>$v) {
+            $values[strtolower($k)] = $v;
+        }
+        return array($values);
+
+    }
+
+    /**
+     * Parses an RRULE value string, and turns it into a struct-ish array.
+     *
+     * @param string $value
+     * @return array
+     */
+    static function stringToArray($value) {
+
+        $value = strtoupper($value);
+        $newValue = array();
+        foreach(explode(';', $value) as $part) {
+
+            // Skipping empty parts.
+            if (empty($part)) {
+                continue;
+            }
+            list($partName, $partValue) = explode('=', $part);
+
+            // The value itself had multiple values..
+            if (strpos($partValue,',')!==false) {
+                $partValue=explode(',', $partValue);
+            }
+            $newValue[$partName] = $partValue;
+
+        }
+
+        return $newValue;
+
+    }
+
+}