Changeset 612343

Timestamp:

10/14/2012 05:47:33 PM (13 years ago)

Author:

ti2m

Message:

iframe renderer + shortcode support

Location:

edge-suite/trunk

Files:

• edge-suite.php (modified) (3 diffs)
• includes/edge-suite-comp.inc (modified) (2 diffs)

edge-suite/trunk/edge-suite.php

@@ -379 +379 @@
   extract( shortcode_atts( array(
     'id' => '-1',
-    'left' => null,
-    'top' => null,
+    'left' => NULL,
+    'top' => NULL,
+    'iframe' => FALSE,
   ), $atts ) );
 
+  // The styles that will be added to the stage div inline or to the iframe
   $styles = '';
 
@@ -401 +403 @@
 
   $definition_id = $id;
-  $definition_res = edge_suite_comp_render($definition_id, $styles);
-
-  $stage = $scripts = '';
-
-  if($definition_res != NULL){
-    // Todo: Placing scripts inline in the content really isn't pretty, but so far there
-    // doesn't seem to be an easy way around this, otherwise we need to handle shortcode
-    // before header fuctions get called.
-    $scripts = implode("\n", $definition_res['scripts']);
-
-    $stage = $definition_res['stage'];
-  }
-
-  return "\n" . $scripts . "\n" . $stage ."\n";
+
+  // iframe rendering
+  if(isset($iframe) && $iframe){
+    return edge_suite_comp_iframe($definition_id, $styles);
+  }
+  // Inline rendering
+  else{
+    $definition_res = edge_suite_comp_render($definition_id, $styles);
+
+    $stage = $scripts = '';
+
+    if($definition_res != NULL){
+      // Todo: Placing scripts inline in the content really isn't pretty, but so far there
+      // doesn't seem to be an easy way around this, otherwise we need to handle shortcode
+      // before header fuctions get called.
+      $scripts = implode("\n", $definition_res['scripts']);
+
+      $stage = $definition_res['stage'];
+    }
+
+    return "\n" . $scripts . "\n" . $stage ."\n";
+  }
 
 }
@@ -423 +433 @@
   add_filter('widget_text', 'do_shortcode');
 }
+
+/**
+ * Callback to check and deliver a plain composition to view within an iframe
+ */
+function edge_suite_iframe_callback(){
+  // Todo: make configurable?
+  $check_referer = TRUE;
+
+  // Check if compoistion id GET parameter is set
+  // Todo: allow for admins so composition can be tested?
+  if(isset($_GET['edge_suite_iframe']) && intval($_GET['edge_suite_iframe']) > 0){
+    if($check_referer){
+      $site_url = get_bloginfo('wpurl');
+      if (!isset($_SERVER['HTTP_REFERER']) || substr($_SERVER['HTTP_REFERER'], 0, strlen($site_url)) != $site_url) {
+        exit;
+      }
+    }
+
+    // Todo: check permissions for the user to view the compositions?
+    $definition_id = intval($_REQUEST['edge_suite_iframe']);
+    // Get composition
+    $content = edge_suite_comp_full_page($definition_id);
+    if(!empty($content)){
+      // Deliver composition content and exit
+      header('Content-Type: text/html; charset=utf-8');
+      print $content;
+      exit;
+    }
+  };
+}
+add_action( 'template_redirect', 'edge_suite_iframe_callback' );

edge-suite/trunk/includes/edge-suite-comp.inc

@@ -226 +226 @@
 
     if(!isset($definition->project_name)){
-      return null;
+      return NULL;
     }
 
@@ -268 +268 @@
 }
 
+
+/**
+ * Renders an iframe with the according callback url
+ *
+ * @param $definition_id Id of the composition definition to be viewed
+ * @param string $css_iframe_style CSS styles that will be added to the iframe
+ * @return string HTML for the iframe with the specific composition url
+ */
+function edge_suite_comp_iframe($definition_id, $css_iframe_style = '') {
+    $frame = '';
+    if ($definition_id > 0) {
+      $definition = edge_suite_comp_load_definition($definition_id);
+
+      $url = get_bloginfo('wpurl') . '/' . 'index.php?edge_suite_iframe=' . $definition_id;
+      // Get dimensions and set iframe.
+      $width = isset($definition->info->width) ? $definition->info->width : 0;
+      $height = isset($definition->info->height) ? $definition->info->height : 0;
+      $style = 'style="width:' . $width . ';height:' . $height . ';' . $css_iframe_style . '" ';
+      $style .= 'scrolling="no" marginheight="0" marginwidth="0" frameborder="0"';
+      $frame = '<iframe src="' . $url . '" name="composition-' . $definition_id . '" ' . $style . '></iframe> ';
+    }
+    return $frame;
+}
+
+/**
+ * Renders a full HTML page for the given definition id.
+ *
+ * @param integer definition id of the composition to render.
+ *
+ * @return string
+ *   Returns the full HTML document, ready to be printed.
+ *
+ */
+function edge_suite_comp_full_page($definition_id) {
+
+  $html = NULL;
+
+  // Render composition instance.
+  $content = edge_suite_comp_render($definition_id);
+  if($content != NULL){
+    // Output full HTML structure.
+    if(isset($content['scripts']) && is_array($content['scripts']) && !empty($content['stage'])){
+      $scripts =  implode("\n", $content['scripts']);
+      $stage = $content['stage'];
+      $html =
+<<<HTML
+<!DOCTYPE html>
+<html>
+  <head>
+    <meta http-equiv="X-UA-Compatible" content="IE=edge"/>
+    $scripts
+  </head>
+  <body>
+      $stage
+  </body>
+</html>
+HTML;
+    }
+  }
+  return $html;
+}