contact: add lookup_contact.php JSON autocomplete endpoint

Searches contacts by title or SCREF short name. Used by stock
edit_movement.tpl From field datalist.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

1 files changed, 45 insertions, 0 deletions

diff --git a/includes/lookup_contact.php b/includes/lookup_contact.php
new file mode 100644
index 0000000..1be1658
--- /dev/null
+++ b/includes/lookup_contact.php
@@ -0,0 +1,45 @@
+<?php
+/**
+ * JSON autocomplete endpoint — returns contacts matching ?q= by title or SCREF short name.
+ *
+ * @package contact
+ */
+
+namespace Bitweaver\Contact;
+
+require_once '../../kernel/includes/setup_inc.php';
+
+global $gBitDb, $gBitUser;
+
+if( !$gBitUser->hasPermission( 'p_contact_view' ) ) {
+	header( 'Content-Type: application/json' );
+	echo '[]';
+	exit;
+}
+
+$q = trim( $_GET['q'] ?? '' );
+if( strlen( $q ) < 2 ) {
+	header( 'Content-Type: application/json' );
+	echo '[]';
+	exit;
+}
+
+$like = '%'.strtolower( $q ).'%';
+
+$rows = $gBitDb->getArray(
+	"SELECT FIRST 30 lc.content_id, lc.title,
+		(SELECT FIRST 1 sx.data FROM ".BIT_DB_PREFIX."liberty_xref sx
+		 WHERE sx.content_id=lc.content_id AND sx.item='SCREF') AS scref
+	 FROM ".BIT_DB_PREFIX."liberty_content lc
+	 WHERE lc.content_type_guid='contact'
+	   AND (LOWER(lc.title) LIKE ? OR EXISTS (
+		SELECT 1 FROM ".BIT_DB_PREFIX."liberty_xref sx
+		WHERE sx.content_id=lc.content_id AND sx.item='SCREF' AND LOWER(sx.data) LIKE ?
+	   ))
+	 ORDER BY lc.title",
+	[ $like, $like ]
+);
+
+header( 'Content-Type: application/json' );
+echo json_encode( array_values( $rows ?? [] ) );
+exit;