Initial dev repository

[kcls-web.git] / opac / common / js / added_content.js

diff --git a/opac/common/js/added_content.js b/opac/common/js/added_content.js
new file mode 100644 (file)
index 0000000..4240b4f
--- /dev/null
+++ b/opac/common/js/added_content.js
@@ -0,0 +1,65 @@
+/**
+* This function should return a URL which points to the book cover image based on ISBN.
+*/
+
+
+function buildISBNSrc(isbn, size) {
+       size = (size) ? size : 'small';
+       var protocol = (OILS_OPAC_STATIC_PROTOCOL) ? OILS_OPAC_STATIC_PROTOCOL + ':' : location.protocol;
+    if(OILS_OPAC_IMAGES_HOST)
+        return protocol + '//' + OILS_OPAC_IMAGES_HOST + size + '/' + isbn;
+       return '../../../../extras/ac/jacket/'+size+'/'+isbn;
+}      
+
+
+function acMakeURL(type, key) {
+       return '../../../../extras/ac/' + type + '/html/' + key;
+}
+
+
+function acCollectData( key, callback ) {
+       var context = { key : key, callback: callback, data : {} };
+       acCollectItem(context, 'summary');
+       acCollectItem(context, 'reviews');
+       acCollectItem(context, 'toc');
+       acCollectItem(context, 'excerpt');
+       acCollectItem(context, 'anotes');
+}
+
+function acCheckDone(context) {
+       if(     context.data.reviews && context.data.reviews.done &&
+                       context.data.toc                && context.data.toc.done &&
+                       context.data.excerpt && context.data.excerpt.done &&
+                       context.data.anotes     && context.data.anotes.done ) {
+
+               if(context.callback) context.callback(context.data);
+       }
+}
+
+function acCollectItem(context, type) {
+       var req = buildXMLRequest();
+       req.open('GET', acMakeURL(type, context.key), true);
+       req.onreadystatechange = function() {
+               if( req.readyState == 4 ) {
+                       context.data[type] = { done : true }
+
+                       if(IE) {
+
+                               /* Someone please explain why IE treats status 404 as status 200?? 
+                                       On second thought, don't bother.
+                               */
+                               if( ! req.responseText.match(
+                                       /The requested URL.*was not found on this server/) )
+                                       context.data[type].html = req.responseText;
+
+                       } else {
+                               if( req.status != 404 ) 
+                                       context.data[type].html = req.responseText;
+                       }
+                       acCheckDone(context);
+               }
+       }
+       req.send(null);
+}
+
+