resolve some errors in php logic, like strlen with str containing space that is interpreted as array instead of string

plug/map_prof/settings/mp_globals.php

@@ -0,0 +1,80 @@
+<?php
+
+/**
+ * global variables :
+ *
+ * DO NOT MODIFY !
+ * modify mp_optionnals.php or mp_required.php instead
+ */
+
+
+
+/* ICON SIZE
+*/
+$mp_icon_size = [40, 40];
+if (isset($mp_settings_icon_size)) {
+	if (is_array($mp_settings_icon_size)) {
+		if (count($mp_settings_icon_size) === 2) {
+			if ( is_numeric($mp_settings_icon_size[0]) && is_numeric($mp_settings_icon_size[1]) ) {
+				$mp_icon_size = $mp_settings_icon_size;
+			}
+		}
+	}
+}
+
+
+/* ICON COLOR
+*/
+$mp_icon_color = "#ba197a";
+if (isset($mp_settings_icon_color))
+	$mp_icon_color = $mp_settings_icon_color;
+
+
+/* ICON FACTOR SIZE
+*/
+$mp_icon_size_factor = 2.5;
+if (isset($mp_settings_icon_size_factor))
+	$mp_icon_size_factor = $mp_settings_icon_size_factor;
+
+
+/* DEFAULT ZOOM
+*/
+$mp_zoom_set = [2, 5];
+if (isset($mp_settings_zoom_set))
+$mp_zoom_set = $mp_settings_zoom_set;
+// also create the variable, and set to map page by default
+$mp_zoom = $mp_zoom_set[0];
+
+
+/* DEFAULT COORDINATES
+*/
+$mp_coordinates_default = (object)["lat" => 46.227638, "lng" => 2.213749]; // france
+if (isset($mp_settings_coordinates_default))
+	$mp_coordinates_default = $mp_settings_coordinates_default;
+
+
+/* ICON COLOR
+*/
+$mp_icon_color = "#ba197a";
+$mp_icon_color_back = "#ffffff99";
+if (isset($mp_settings_icon_color))
+	$mp_icon_color = $mp_settings_icon_color;
+if (isset($mp_settings_icon_color_back))
+	$mp_icon_color_back = $mp_settings_icon_color_back;
+
+
+/* ICON STROKE WIDTH
+*/
+$mp_icon_stroke_width = 6;
+if (isset($mp_settings_icon_stroke_width))
+	$mp_icon_stroke_width = $mp_settings_icon_stroke_width;
+
+
+/* MAX ZOOM
+*/
+$mp_max_zoom = 5;
+if (isset($mp_settings_max_zoom))
+	$mp_max_zoom = $mp_settings_max_zoom;
+
+
+?>