upd readme

3 files changed, 29 insertions, 8 deletions

diff --git a/README.md b/README.md
index f1c0f0b..a578741 100644
--- a/README.md
+++ b/README.md
@@ -4,9 +4,11 @@ The Epube
 responsive web EPUB reader using EPUB.js and Calibre database
 
 relies on HTTP Authentication provided by httpd
+has transparent offline mode via service workers
 
 due to EPUB.js strangeness, some URL rewriting is required (nginx config included)
 
+
 Acknowledgements
 ================
 
diff --git a/js/read.js b/js/read.js
index 4fb74ce..fed73f7 100644
--- a/js/read.js
+++ b/js/read.js
@@ -92,9 +92,17 @@ function zoom(incr) {
 
 function clear_lastread() {
 	if (confirm("Clear stored last read location?")) {
-		$.post("backend.php", { op: "storelastread", page: -1, cfi: "", id: $.urlParam("id") }, function(data) {
-			$(".lastread_input").val(data.page);
-		});
+		var total = window.book.pagination.totalPages;
+
+		if (navigator.onLine) {
+			$.post("backend.php", { op: "storelastread", page: -1, cfi: "", id: $.urlParam("id") }, function(data) {
+				$(".lastread_input").val(data.page);
+			});
+		}
+
+		localforage.setItem(cacheId("lastread"),
+			{cfi: "", page: 0, total: total});
+
 	}
 }
 
@@ -103,9 +111,15 @@ function mark_as_read() {
 		var total = window.book.pagination.totalPages;
 		var lastCfi = book.pagination.cfiFromPage(total);
 
-		$.post("backend.php", { op: "storelastread", page: total, cfi: lastCfi, id: $.urlParam("id") }, function(data) {
-			$(".lastread_input").val(data.page);
-		});
+		if (navigator.onLine) {
+			$.post("backend.php", { op: "storelastread", page: total, cfi: lastCfi, id: $.urlParam("id") }, function(data) {
+				$(".lastread_input").val(data.page);
+			});
+		}
+
+		localforage.setItem(cacheId("lastread"),
+			{cfi: lastCfi, page: total, total: total});
+
 	}
 }
 
@@ -115,7 +129,7 @@ function save_and_close() {
 		var currentCfi = book.getCurrentLocationCfi();
 		var totalPages = book.pagination.totalPages;
 
-		localforage.setItem("epube-book." + $.urlParam("b") + ".lastread",
+		localforage.setItem(cacheId("lastread"),
 			{cfi: currentCfi, page: currentPage, total: totalPages});
 
 		$.post("backend.php", { op: "storelastread", id: $.urlParam("id"), page: currentPage,
diff --git a/read.html b/read.html
index aafbc96..040a363 100644
--- a/read.html
+++ b/read.html
@@ -372,7 +372,12 @@
 
 			if (navigator.onLine) {
 				$.post("backend.php", { op: "getlastread", id: $.urlParam("id") }, function(data) {
-					if (navigator.onLine && data && data.cfi) {
+					console.log(data);
+
+					if (navigator.onLine && data) {
+						localforage.setItem(cacheId("lastread"),
+							{cfi: data.cfi, page: data.page, total: data.total});
+
 						book.gotoCfi(data.cfi);
 					} else {
 						localforage.getItem(cacheId("lastread")).then(function(item) {