Include subPrefix in embed code if needed (for multi or user item). See https:/...

[bookreader.git] / GnuBookIA / datanode / GnuBookJSIA.php

diff --git a/GnuBookIA/datanode/GnuBookJSIA.php b/GnuBookIA/datanode/GnuBookJSIA.php
index 250cd60..3edff3a 100755 (executable)
--- a/GnuBookIA/datanode/GnuBookJSIA.php
+++ b/GnuBookIA/datanode/GnuBookJSIA.php
@@ -128,7 +128,7 @@ gb.getPageHeight = function(index) {
 }
 
 gb.getPageURI = function(index) {
-    var leafStr = '0000';            
+    var leafStr = '0000';
     var imgStr = this.leafMap[index].toString();
     var re = new RegExp("0{"+imgStr.length+"}$");
     
@@ -142,15 +142,15 @@ gb.getPageURI = function(index) {
         var ratio = this.getPageHeight(index) / this.twoPage.height;
         var scale;
         // $$$ we make an assumption here that the scales are available pow2 (like kakadu)
-        if (ratio <= 2) {
+        if (ratio < 2) {
             scale = 1;
-        } else if (ratio <= 4) {
+        } else if (ratio < 4) {
             scale = 2;
-        } else if (ratio <= 8) {
+        } else if (ratio < 8) {
             scale = 4;
-        } else if (ratio <= 16) {
+        } else if (ratio < 16) {
             scale = 8;
-        } else  if (ratio <= 32) {
+        } else  if (ratio < 32) {
             scale = 16;
         } else {
             scale = 32;
@@ -279,6 +279,26 @@ gb.cleanupMetadata = function() {
     gb.uniquifyPageNums();
 }
 
+// getEmbedURL
+//________
+// Returns a URL for an embedded version of the current book
+gb.getEmbedURL = function() {
+    // We could generate a URL hash fragment here but for now we just leave at defaults
+    var url = 'http://' + window.location.host + '/stream/'+this.bookId;
+    if (this.subPrefix != this.bookId) { // Only include if needed
+        url += '/' + this.subPrefix;
+    }
+    url += '?ui=embed';
+    return url;
+}
+
+// getEmbedCode
+//________
+// Returns the embed code HTML fragment suitable for copy and paste
+gb.getEmbedCode = function() {
+    return "<iframe src='" + this.getEmbedURL() + "' width='480px' height='430px'></iframe>";
+}
+
 gb.pageW =             [
             <?
             $i=0;