From 0b02a6d123b2014705998c94ddf3d460948d3eac Mon Sep 17 00:00:00 2001
From: redmatrix <git@macgirvin.com>
Date: Tue, 10 May 2016 17:26:44 -0700
Subject: initial sabre upgrade (needs lots of work - to wit: authentication,
 redo the browser interface, and rework event export/import)

---
 .../dav/lib/CardDAV/Xml/Filter/ParamFilter.php     | 89 ++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 vendor/sabre/dav/lib/CardDAV/Xml/Filter/ParamFilter.php

(limited to 'vendor/sabre/dav/lib/CardDAV/Xml/Filter/ParamFilter.php')

diff --git a/vendor/sabre/dav/lib/CardDAV/Xml/Filter/ParamFilter.php b/vendor/sabre/dav/lib/CardDAV/Xml/Filter/ParamFilter.php
new file mode 100644
index 000000000..9646ae3e6
--- /dev/null
+++ b/vendor/sabre/dav/lib/CardDAV/Xml/Filter/ParamFilter.php
@@ -0,0 +1,89 @@
+<?php
+
+namespace Sabre\CardDAV\Xml\Filter;
+
+use Sabre\Xml\Element;
+use Sabre\Xml\Reader;
+use Sabre\DAV\Exception\BadRequest;
+use Sabre\CardDAV\Plugin;
+
+/**
+ * ParamFilter parser.
+ *
+ * This class parses the {urn:ietf:params:xml:ns:carddav}param-filter XML
+ * element, as defined in:
+ *
+ * http://tools.ietf.org/html/rfc6352#section-10.5.2
+ *
+ * The result will be spit out as an array.
+ *
+ * @copyright Copyright (C) fruux GmbH (https://fruux.com/)
+ * @author Evert Pot (http://evertpot.com/)
+ * @license http://sabre.io/license/ Modified BSD License
+ */
+abstract class ParamFilter implements Element {
+
+    /**
+     * The deserialize method is called during xml parsing.
+     *
+     * This method is called statictly, this is because in theory this method
+     * may be used as a type of constructor, or factory method.
+     *
+     * Often you want to return an instance of the current class, but you are
+     * free to return other data as well.
+     *
+     * You are responsible for advancing the reader to the next element. Not
+     * doing anything will result in a never-ending loop.
+     *
+     * If you just want to skip parsing for this element altogether, you can
+     * just call $reader->next();
+     *
+     * $reader->parseInnerTree() will parse the entire sub-tree, and advance to
+     * the next element.
+     *
+     * @param Reader $reader
+     * @return mixed
+     */
+    static function xmlDeserialize(Reader $reader) {
+
+        $result = [
+            'name'           => null,
+            'is-not-defined' => false,
+            'text-match'     => null,
+        ];
+
+        $att = $reader->parseAttributes();
+        $result['name'] = $att['name'];
+
+        $elems = $reader->parseInnerTree();
+
+        if (is_array($elems)) foreach ($elems as $elem) {
+
+            switch ($elem['name']) {
+
+                case '{' . Plugin::NS_CARDDAV . '}is-not-defined' :
+                    $result['is-not-defined'] = true;
+                    break;
+                case '{' . Plugin::NS_CARDDAV . '}text-match' :
+                    $matchType = isset($elem['attributes']['match-type']) ? $elem['attributes']['match-type'] : 'contains';
+
+                    if (!in_array($matchType, ['contains', 'equals', 'starts-with', 'ends-with'])) {
+                        throw new BadRequest('Unknown match-type: ' . $matchType);
+                    }
+                    $result['text-match'] = [
+                        'negate-condition' => isset($elem['attributes']['negate-condition']) && $elem['attributes']['negate-condition'] === 'yes',
+                        'collation'        => isset($elem['attributes']['collation']) ? $elem['attributes']['collation'] : 'i;unicode-casemap',
+                        'value'            => $elem['value'],
+                        'match-type'       => $matchType,
+                    ];
+                    break;
+
+            }
+
+        }
+
+        return $result;
+
+    }
+
+}
-- 
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