Issue #1116672: Backport fix to handle ColorBox to Colorbox change to 1.x branch.

README.txt

@@ -49,6 +49,8 @@ The Colorbox plugin:
 Installation:
 ------------
 1. Download and unpack the Colorbox plugin in "sites/all/libraries".
+    Make sure the path to the plugin file becomes:
+    "sites/all/libraries/colorbox/jquery.colorbox-min.js"
    Link: https://github.com/jackmoore/colorbox/archive/1.x.zip
    Drush users can use the command "drush colorbox-plugin".
 2. Download and unpack the Colorbox module directory in your modules folder

colorbox.install

@@ -28,7 +28,7 @@ function colorbox_requirements($phase) {
         'title' => $t('Colorbox plugin'),
         'value' => $t('At least @a', array('@a' => COLORBOX_MIN_PLUGIN_VERSION)),
         'severity' => REQUIREMENT_ERROR,
-        'description' => $t('You need to download the !colorbox and extract the entire contents of the archive into the %path folder of your server.', array('!colorbox' => l(t('Colorbox plugin'), 'http://colorpowered.com/colorbox/'), '%path' => $library_path)),
+        'description' => $t('You need to download the !colorbox and extract the entire contents of the archive into the %path folder of your server.', array('!colorbox' => l(t('Colorbox plugin'), 'https://github.com/jackmoore/colorbox/archive/1.x.zip'), '%path' => $library_path)),
       );
     }
   }

colorbox.module

@@ -267,7 +267,7 @@ function _colorbox_doheader() {
  */
 function colorbox_get_version($colorbox_js = NULL) {
   $version = 0;
-  $pattern = '#ColorBox v([0-9\.a-z]+)#';
+  $pattern = '@(?i:Colorbox) v([0-9\.a-z]+)@';
 
   // No file is passed in so use the default location.
   if (is_null($colorbox_js)) {
@@ -276,12 +276,11 @@ function colorbox_get_version($colorbox_js = NULL) {
 
   // Return the version of Colorbox plugin, it it exists.
   if (file_exists($colorbox_js)) {
-    $colorbox_plugin = file_get_contents($colorbox_js, NULL, NULL, 0, 32);
+    $colorbox_plugin = file_get_contents($colorbox_js, NULL, NULL, 0, 64);
     if (preg_match($pattern, $colorbox_plugin, $matches)) {
       $version = $matches[1];
     }
   }
-
   return $version;
 }