From 8aaf1fad0c1cfa65132f052f0f98b3452ddc4eeb Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <noreply@fakecake.org>
Date: Sun, 26 Feb 2017 13:42:00 +0300
Subject: various offline-related fixes

---
 backend.php   |  8 +++++---
 js/offline.js | 27 +++++++++++++++++++++++----
 js/read.js    |  3 ++-
 read.html     |  9 +++++----
 4 files changed, 35 insertions(+), 12 deletions(-)

diff --git a/backend.php b/backend.php
index 308d2df..f603fbf 100644
--- a/backend.php
+++ b/backend.php
@@ -130,19 +130,21 @@
 		$bookid = (int) $_REQUEST["id"];
 		$lastread = 0;
 		$lastcfi = "";
+		$totalpages = 0;
 
 		if ($bookid) {
 
-			$result = $ldb->query("SELECT id, lastread, lastcfi FROM epube_books
-				WHERE bookid = '$bookid' AND owner = '$owner' LIMIT 1");
+			$result = $ldb->query("SELECT b.lastread, b.lastcfi, p.total_pages FROM epube_books AS b, epube_pagination AS p
+				WHERE b.bookid = p.bookid AND b.bookid = '$bookid' AND b.owner = '$owner' LIMIT 1");
 
 			if ($line = $result->fetchArray()) {
 				$lastread = (int) $line["lastread"];
 				$lastcfi = $line["lastcfi"];
+				$totalpages = (int) $line["total_pages"];
 			}
 		}
 
-		print json_encode(["page" => $lastread, "cfi" => $lastcfi]);
+		print json_encode(["page" => $lastread, "cfi" => $lastcfi, "total" => $totalpages]);
 
 		break;
 
diff --git a/js/offline.js b/js/offline.js
index d1c49d6..7815b83 100644
--- a/js/offline.js
+++ b/js/offline.js
@@ -1,3 +1,7 @@
+function offline_remove2(elem) {
+	return offline_remove(elem, populate_list);
+}
+
 function populate_list() {
 
 	var books = $("#books_container");
@@ -8,7 +12,8 @@ function populate_list() {
 
 			Promise.all([
 				localforage.getItem(key),
-				localforage.getItem(key + ".cover")
+				localforage.getItem(key + ".cover"),
+				localforage.getItem(key + ".lastread")
 			]).then(function(results) {
 
 				var info = results[0];
@@ -20,13 +25,27 @@ function populate_list() {
 						cover = URL.createObjectURL(results[1]);
 					}
 
+					var in_progress = false;
+					var is_read = false;
+
+					var lastread = results[2];
+					if (lastread) {
+
+						in_progress = lastread.page > 0;
+						is_read = lastread.total - lastread.page < 5;
+					}
+
 					var cell = "<div class='col-xs-6 col-sm-3 col-md-2 index_cell'>";
 
-					cell += "<div class=\"thumb\">";
+					var cover_read = is_read ? "read" : "";
+					var title_class = in_progress ? "in_progress" : "";
+
+					cell += "<div class=\"thumb "+cover_read+"\">";
 					cell += "<a href=\"read.html?id="+info.epub_id+"&b="+info.id+"\"><img data-src=\"holder.js/120x180\"></a>";
 
 					cell += "<div class=\"caption\">";
-					cell += "<div><a href=\"read.html?id="+info.epub_id+"&b="+info.id+"\">" + info.title + "</a></div>";
+					cell += "<div><a class=\""+title_class+"\" href=\"read.html?id="+info.epub_id+"&b="+info.id+"\">" +
+						info.title + "</a></div>";
 					cell += "<div>" + info.author_sort + "</div>";
 
 					if (info.series_name) {
@@ -40,7 +59,7 @@ function populate_list() {
 						"More..." + "<span class=\"caret\"></span></a>";
 
 					cell += "<ul class=\"dropdown-menu\">";
-					cell += "<li><a href=\"#\" data-book-id=\""+info.id+"\" onclick=\"offline_remove(this)\">Remove download</a></li>";
+					cell += "<li><a href=\"#\" data-book-id=\""+info.id+"\" onclick=\"offline_remove2(this)\">Remove download</a></li>";
 					cell += "</ul>";
 
 					cell += "</div>";
diff --git a/js/read.js b/js/read.js
index dc968f4..4fb74ce 100644
--- a/js/read.js
+++ b/js/read.js
@@ -113,9 +113,10 @@ function save_and_close() {
 	if (navigator.onLine) {
 		var currentPage = book.pagination.pageFromCfi(book.getCurrentLocationCfi());
 		var currentCfi = book.getCurrentLocationCfi();
+		var totalPages = book.pagination.totalPages;
 
 		localforage.setItem("epube-book." + $.urlParam("b") + ".lastread",
-			{cfi: currentCfi, page: currentPage});
+			{cfi: currentCfi, page: currentPage, total: totalPages});
 
 		$.post("backend.php", { op: "storelastread", id: $.urlParam("id"), page: currentPage,
 			cfi: currentCfi }, function(data) {
diff --git a/read.html b/read.html
index 8db7e60..aafbc96 100644
--- a/read.html
+++ b/read.html
@@ -343,10 +343,10 @@
 					var url = "backend.php?op=getpagination&id=" + encodeURIComponent($.urlParam("id"));
 
 					EPUBJS.core.request(url).then(function(pageList) {
-						console.log("pagination: requesting remote");
+						console.log("pagination: requesting remote: ");
 	
 						if (book.loadPagination(pageList).length > 0) {
-							localforage.setItem(cacheId("pagination"), pageList);
+							localforage.setItem(cacheId("pagination"), JSON.parse(pageList));
 							_pagination_stored = 1;
 						} else {
 							book.generatePagination();
@@ -417,7 +417,8 @@
 
 				var currentCfi = book.getCurrentLocationCfi();
 				var currentPage = location.anchorPage;
-	
+				var totalPages = book.pagination.totalPages;
+
 				if (navigator.onLine) {
 
 					$.post("backend.php", { op: "storelastread", id: $.urlParam("id"), page: currentPage,
@@ -436,7 +437,7 @@
 				}
 
 				localforage.setItem(cacheId("lastread"), 
-					{cfi: currentCfi, page: currentPage});
+					{cfi: currentCfi, page: currentPage, total: totalPages});
 
 			}
 		});
-- 
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