change author id works for prof profil and prof form

plugins/custer/change_id.php

@@ -17,40 +17,127 @@ if (!defined('ABSPATH')) {
 * the only option is to force the author
 * -> there is no sens in forcing the logged_in, because it's already the default
 *
-* [custer_change_id]         -> default (author)
-* [custer_change_id author]  -> author
-* [custer_change_id off]     -> reset to logged_in
+* [custer_author_id]                                    -> give current user the id of author
+* [custer_author_id set_anchor='anchor_name']           -> create anchor for author user
+* [custer_author_id anchor='anchor_name']               -> give current user the id stored in the anchor_name
+* [custer_author_id off]                                -> reset to logged_in
 *
 */
-function shortcode_change_id($options) {
+function shortcode_author_id($options) {
+	$anchor_name = '';
+	$option = '';
+	$is_set_anchor = false;
+
+
 	/*
-	* set the default value for option
-	* currently it can only be author
+	* set option value :
+	* 'off', 'author', 'set_anchor', or 'anchor'
 	*
 	*/
-	$option = 'author';
-	if (is_array($options)) {
-		$option = reset($options);
+	if (empty($options)) {
+		$option = 'author';
+	}
+	if (isset($options['set_anchor'])) {
+		$option = 'author';
+		$is_set_anchor = true;
+		$anchor_name = $options['set_anchor'];
+		if (empty($anchor_name)) {
+			return;
+		}
+		unset($options['set_anchor']);
+	}
+	if (isset($options['anchor'])) {
+		if ($is_set_anchor) {
+			return;
+		}
+		$option = 'anchor';
+		$anchor_name = $options['anchor'];
+		if (empty($anchor_name)) {
+			return;
+		}
+		unset($options['anchor']);
+	}
+	if (in_array('off', $options)) {
+		$option = 'off';
 	}
 
-	if (!is_string($option)) {
+	if (empty($option)) {
 		return;
 	}
 
 
+	/*
+	* find id according to option
+	* if option is set_anchor, it sets it and return 0
+	*
+	*/
+	$id = \CUSTER\find_id_wih_option($option, $anchor_name);
+	if ($id === 0) {
+		return;
+	}
+
+
+	/*
+	* set current user
+	*
+	*/
+	if ($is_set_anchor) {
+		\CUSTER\create_anchor($anchor_name, $id);
+	}
+	else {
+		wp_set_current_user($id);
+	}
+}
+add_shortcode('custer_author_id', __NAMESPACE__.'\shortcode_author_id');
+
+
+
+
+
+function create_anchor($anchor_name, $id) {
+	$option_anchor = Custer::OPTION_ANCHOR;
+
+	/*
+	* if needed, create the option
+	*
+	*/
+	if (false === get_option($option_anchor)) {
+		add_option($option_anchor, array());
+	}
+
+
+	/*
+	* add or update the id for the anchor name
+	*
+	*/
+	$anchors = get_option($option_anchor);
+	$anchors[$anchor_name] = $id;
+	update_option($option_anchor, $anchors);
+}
+
+
+
+/*
+* find ids according to options :
+* - author : change the current user to the author of the page or post
+* - anchor : uses the id stored in options with anchor_name
+* - off : reset current user to the id before the changes
+*
+*/
+function find_id_wih_option($option, $anchor_name) {
 	if ($option === 'author') {
 		$id = \CUSTER\get_author_id();
 		Custer::set_current_user_backup();
-		wp_set_current_user($id);
+	}
+	else if ($option === 'anchor') {
+		$id = \CUSTER\get_anchor_id($anchor_name);
+		Custer::set_current_user_backup();
 	}
 	else if ($option === 'off') {
 		$id = Custer::reset_current_user_backup();
-		wp_set_current_user($id);
 	}
-	else
-		return;
+	return $id;
 }
-add_shortcode('custer_change_id', __NAMESPACE__.'\shortcode_change_id');