add config.json api route

2 files changed, 106 insertions, 0 deletions

diff --git a/index.php b/index.php
index b109937..1c0df61 100644
--- a/index.php
+++ b/index.php
@@ -112,6 +112,12 @@ try {
 		exit;
 	}
 
+	else if($route == 'config.json')
+	{
+		require('view/config-json.php');
+		exit;
+	}
+
 	else if($route == 'about')
 	{
 		// global about-page
@@ -182,6 +188,12 @@ ob_start();
 try {
 	$conference = Conferences::getConference($mandator);
 
+	if($route == 'config.json')
+	{
+		require('view/config-json.php');
+		exit();
+	}
+
 	// update template information
 	$tpl->set(array(
 		'baseurl' => forceslash(baseurl()),
diff --git a/view/config-json.php b/view/config-json.php
new file mode 100644
index 0000000..e6d26e4
--- /dev/null
+++ b/view/config-json.php
@@ -0,0 +1,94 @@
+<?php
+
+header('Content-Type: application/json');
+
+function formatConference($conference) {
+	return array(
+		'conference' => array(
+			'title' => $conference->getTitle(),
+			'acronym' => $conference->getSlug(),
+			'organizer' => $conference->getAuthor(),
+			'description' => $conference->getDescription(),
+			'keywords' => $conference->hasKeywords() ? preg_split('/,\s*/', $conference->getKeywords()) : null,
+			'start' => $conference->startsAt() ? $conference->startsAt()->format('c') : null,
+			'end' => $conference->endsAt() ? $conference->endsAt()->format('c') : null,
+			'streamingConfig' => array(
+				//'closed' => null,
+				//'unlisted' => $conference->isUnlisted(),
+				'features' => array(
+					'embed' => $conference->get('EMBED', false),
+					'relive' => $conference->hasRelive(),
+					'feedback' => $conference->hasFeedback(),
+					'irc' => lowerCaseKeys($conference->get('IRC', false)),
+					'twitter' => lowerCaseKeys($conference->get('TWITTER', false)),
+				),
+				'schedule' => lowerCaseKeys($conference->get('SCHEDULE')),
+				'overviewPage' => array(
+					'sections' => formatSections($conference->get('OVERVIEW.GROUPS')),
+				),
+				'html' => array(
+					'banner' => $conference->getBannerHtml(),
+					'footer' => $conference->getFooterHtml(),
+					'not_started' => $conference->getNotStartedHtml(),
+				),
+				'extraFiles' => $conference->get('EXTRA_FILES'),
+			),
+			'rooms' => formatRooms($conference),
+		),
+	);
+}
+
+function formatRooms($conference) {
+	$struct = [];
+
+	foreach($conference->getRooms() as $room) {
+		$config = $conference->get('ROOMS.'.$room->getSlug());
+		$struct[] = array(
+			'name' => $room->getDisplay(),
+			'slug' => $room->getSlug(),
+			'livestreamId' => $room->getStream(),
+			'streamingConfig' => lowerCaseKeys($config),
+		);
+	}
+	return $struct;
+}
+
+function formatSections($pageConfig) {
+	$struct = [];
+
+	foreach($pageConfig as $sectionTitle => $rooms)
+	{
+		$section = array(
+			'title' => $sectionTitle,
+			'rooms' => [], 
+		);
+
+		foreach($rooms as $room)
+		{
+			$section['rooms'][] = array(
+				'slug' => $room,
+			);
+		}
+		$struct[] = $section;
+	}	
+	return $struct;
+}
+
+function lowerCaseKeys($config)
+{
+	return array_map(function($item) {
+		return is_array($item) ? lowerCaseKeys($item) : $item;
+	}, array_change_key_case($config));
+}
+
+if (!empty($conference)) {
+	$struct = formatConference($conference);
+}
+else {
+	$struct = [];
+	foreach (Conferences::getActiveConferences() as $conference)
+	{
+		$struct[] = formatConference($conference);
+	}
+}
+echo json_encode($struct, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE);