1 files changed, 96 insertions, 0 deletions
diff --git a/platform/www/lib/plugins/bureaucracy/helper/fieldusers.php b/platform/www/lib/plugins/bureaucracy/helper/fieldusers.php
new file mode 100644
index 0000000..bd5dce7
--- /dev/null
+++ b/platform/www/lib/plugins/bureaucracy/helper/fieldusers.php
@@ -0,0 +1,96 @@
+<?php
+/**
+ * Class helper_plugin_bureaucracy_fieldusers
+ *
+ * Create multi-user input, with autocompletion
+ */
+class helper_plugin_bureaucracy_fieldusers extends helper_plugin_bureaucracy_fieldtextbox {
+
+    /**
+     * Arguments:
+     *  - cmd
+     *  - label
+     *  - ^ (optional)
+     *
+     * @param array $args The tokenized definition, only split at spaces
+     */
+    public function initialize($args) {
+        parent::initialize($args);
+        $this->tpl['class'] .= ' userspicker';
+    }
+
+    /**
+     * Allow receiving user attributes by ".". Ex. user.name
+     * You can pass an optional argument to user.grps enclosed in brackets, used as an groups delimiter Ex. user.grps(, )
+     *
+     * @return string
+     */
+    public function getReplacementPattern() {
+        $label = $this->opt['label'];
+        return '/(@@|##)' . preg_quote($label, '/') .
+            '(?:\((?P<delimiter>.*?)\))?' .//delimiter
+            '(?:\.(?P<attribute>.*?))?' .  //match attribute after "."
+            '\1/si';
+    }
+
+    /**
+     * Used as an callback for preg_replace_callback
+     *
+     * @param $matches
+     * @return string
+     */
+    public function replacementValueCallback($matches) {
+        /** @var DokuWiki_Auth_Plugin $auth */
+        global $auth;
+
+        $value = $this->opt['value'];
+        //copy the value by default
+        if (isset($matches[2]) && is_array($matches[2]) && count($matches[2]) == 2) {
+            return is_null($value) || $value === false ? $matches[0] : $value;
+        }
+
+        $attribute = isset($matches['attribute']) ? $matches['attribute'] : '';
+        //check if matched string containts a pair of brackets
+        $delimiter = preg_match('/\(.*\)/s', $matches[0]) ? $matches['delimiter'] : ', ';
+        $users     = array_map('trim', explode(',', $value));
+
+        switch($attribute) {
+            case '':
+                return implode($delimiter, $users);
+            case 'name':
+            case 'mail':
+                return implode($delimiter, array_map(function ($user) use ($auth, $attribute) {
+                    return $auth->getUserData($user)[$attribute];
+                }, $users));
+            default:
+                return $matches[0];
+        }
+    }
+
+    /**
+     * Return the callback for user replacement
+     *
+     * @return array
+     */
+    public function getReplacementValue() {
+        return array($this, 'replacementValueCallback');
+    }
+
+    /**
+     * Validate value of field
+     *
+     * @throws Exception when user not exists
+     */
+    protected function _validate() {
+        parent::_validate();
+
+        /** @var DokuWiki_Auth_Plugin $auth */
+        global $auth;
+        $users = array_filter(preg_split('/\s*,\s*/', $this->getParam('value')));
+        foreach ($users as $user) {
+            if ($auth->getUserData($user) === false) {
+                throw new Exception(sprintf($this->getLang('e_users'), hsc($this->getParam('display'))));
+            }
+        }
+    }
+}