o Fixing orientation code.

1 files changed, 17 insertions, 11 deletions

diff --git a/pictures/index.php b/pictures/index.php
index 0bee830..7865a53 100644
--- a/pictures/index.php
+++ b/pictures/index.php
@@ -32,10 +32,16 @@ try {
       throw new InvalidArgumentException("Invalid file name: $filename");
     }
 
-    if (false && is_readable($cacheFile)) {
+    if (is_readable($cacheFile)) {
       $s = file_get_contents($cacheFile);
+      // echo "cacheFile=$cacheFile, s=$s\n";
       if ($s !== false) {
-        return json_decode($s);
+        $j = json_decode($s);
+        if ($j !== null) {
+          return $j;
+        } else {
+          // echo "Could not decode JSON\n";
+        }
       }
     }
 
@@ -85,15 +91,14 @@ try {
       $properties["width_px"] = $width;
     }
     if (isset($orientation)) {
-      switch ($orientation) {
-        case 1:
-          $properties["orientation"] = 0;
-        case 3:
-          $properties["orientation"] = -180;
-        case 6:
-          $properties["orientation"] = 90;
-        case 8:
-          $properties["orientation"] = -90;
+      if($orientation == 1) {
+        $properties["orientation"] = 0;
+      } else if($orientation == 3) {
+        $properties["orientation"] = -180;
+      } else if($orientation == 6) {
+        $properties["orientation"] = 90;
+      } else if($orientation == 8) {
+        $properties["orientation"] = -90;
       }
     }
     $json["properties"] = $properties;
@@ -120,6 +125,7 @@ try {
   }
 
   header('Content-Type: application/vnd.geo+json');
+  header('Access-Control-Allow-Origin: *');
   echo json_encode($json, JSON_PRETTY_PRINT);
   echo "\n";
 } catch(InvalidArgumentException $e) {