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function fb_is_iframe_canvas in Drupal for Facebook 6.2

Determine whether current page is iframe canvas page.

6 calls to fb_is_iframe_canvas()
fb_connect_app_init in ./fb_connect.module
Prepare for fbConnect use. Because a single Drupal might support multiple apps, we don't know in advance which is the fbConnect app. Theoretically, it might be possible to simultaneously use multiple apps and fbConnect, but my suspicion is…
fb_connect_user in ./fb_connect.module
Implementation of hook_user
fb_devel_fb in ./fb_devel.module
fb_devel_page in ./fb_devel.module
Provides a page with useful debug info.
fb_fbml_preprocess_page in themes/fb_fbml/template.php
Theme engine calls this preprocess "hook" before rendering a page.

... See full list

File

./fb.module, line 333

Code

function fb_is_iframe_canvas() {
  if (function_exists('fb_canvas_is_iframe')) {

    // More complex logic if fb_canvas.module enabled.
    return fb_canvas_is_iframe();
  }
  else {
    if (isset($GLOBALS['_fb'])) {
      return $GLOBALS['_fb']
        ->in_frame();
    }
  }
}