[locationinfo] Generate credentials in server-settings server side

There's no need to generate parameters server side that get passed to
the template engine which generates javascript code that generates
html snippets in the browser.
We now generate everything server side right away.

1 files changed, 39 insertions, 0 deletions

diff --git a/modules-available/locationinfo/inc/coursebackend.inc.php b/modules-available/locationinfo/inc/coursebackend.inc.php
index 3e95a170..447a5598 100644
--- a/modules-available/locationinfo/inc/coursebackend.inc.php
+++ b/modules-available/locationinfo/inc/coursebackend.inc.php
@@ -323,4 +323,43 @@ class BackendProperty {
 		$this->type = $type;
 		$this->default = $default;
 	}
+
+	/**
+	 * Initialize additional fields of this class that are only required
+	 * for rendering the server configuration dialog.
+	 *
+	 * @param string $backendId target backend id
+	 * @param mixed $current current value of this property.
+	 */
+	public function initForRender($current = null) {
+		if (is_array($this->type)) {
+			$this->template = 'dropdown';
+			$this->select_list = [];
+			foreach ($this->type as $item) {
+				$this->select_list[] = [
+					'option' => $item,
+					'active' => $item == $current,
+				];
+			}
+		} elseif ($this->type === 'bool') {
+			$this->template = $this->type;
+		} else {
+			$this->template = 'generic';
+		}
+		if ($this->type === 'string') {
+			$this->inputtype = 'text';
+		} elseif ($this->type === 'int') {
+			$this->inputtype = 'number';
+		} elseif ($this->type === 'password') {
+			$this->inputtype = Property::getPasswordFieldType();
+		}
+		$this->currentvalue = $current === null ? $this->default : $current;
+	}
+	public $inputtype;
+	public $template;
+	public $title;
+	public $helptext;
+	public $currentvalue;
+	public $select_list;
+	public $credentialsHtml;
 }