diff options
Diffstat (limited to 'read.html')
| -rw-r--r-- | read.html | 645 |
1 files changed, 0 insertions, 645 deletions
@@ -233,650 +233,5 @@ </div> </div> -<script type='text/javascript'> - 'use strict'; - - let _pagination_stored = 0; - let _last_position_sync = 0; - let _store_position = 0; - let _is_ios = /iPad|iPhone|iPod/.test(navigator.userAgent) && !window.MSStream; - let _res_data = []; - - const DEFAULT_FONT_SIZE = 16; - const DEFAULT_FONT_FAMILY = "Georgia"; - const DEFAULT_LINE_HEIGHT = 140; - - function cacheId(suffix) { - return "epube-book." + $.urlParam("b") + (suffix ? "." + suffix : ""); - } - - $(document).ready(function() { - if ('serviceWorker' in navigator) { - navigator.serviceWorker - .register('worker.js') - .then(function() { - console.log("service worker registered"); - - init_loader(); - }); - } else { - alert("Service worker support missing in browser (are you using plain HTTP?)."); - } - }); - - function init_loader() { - // we need to preload resources for reader iframe because it can't utilize our - // service worker because while offline it is created outside our base server context - var res_names = [ "lib/bootstrap/v3/js/jquery.js", "lib/jquery.mobile.custom.js", - "css/transitions.css", - "js/reader.js", "css/reader.css", "js/dict.js", - "themes/default.css", "themes/mocca.css", "themes/night.css", - "themes/plan9.css", "themes/gray.css" ]; - - for (var i = 0; i < res_names.length; i++) { - fetch(res_names[i], {credentials: 'same-origin'}).then(function(resp) { - if (resp.status == 200) { - resp.text().then(function(data) { - var url = new URL(resp.url); - url.searchParams.delete("ts"); - - _res_data[url.toString()] = data; - }) - } else { - console.warn('loader failed for resource', res_names[i], resp); - } - }); - } - - check_resource_load(res_names, _res_data, 0); - } - - function check_resource_load(res_names, res_data, attempt) { - console.log("check_resource_load", attempt, res_names.length, Object.keys(res_data).length); - - if (attempt == 5) { - $(".loading_message").html("Unable to load resources."); - return; - } - - if (res_names.length != Object.keys(res_data).length) { - window.setTimeout(function() { - check_resource_load(res_names, res_data, attempt+1); - }, 250); - } else { - init_reader(); - } - } - - function init_reader() { - apply_theme(); - - $(window).on('online', function() { - console.log("we're online, storing lastread"); - - var currentCfi = book.rendition.currentLocation().start.cfi; - var currentPage = parseInt(book.locations.percentageFromCfi(currentCfi) * 100); - - $.post("backend.php", { op: "storelastread", id: $.urlParam("id"), page: currentPage, - cfi: currentCfi }, function(data) { - - if (data.cfi) { - _last_position_sync = new Date().getTime()/1000; - } - }) - .fail(function(e) { - if (e && e.status == 401) { - window.location = "index.php"; - } - }); - }); - - localforage.getItem(cacheId("book")).then(function(item) { - - // ios doesn't work with FileReader for whatever reason - if (/*!_is_ios &&*/ item) { - - console.log("loading from local storage"); - - var fileReader = new FileReader(); - - fileReader.onload = function(evt) { - try { - book.open(this.result); - } catch (e) { - $(".loading_message").html("Unable to load book (local)."); - console.log(e); - } - }; - - fileReader.readAsArrayBuffer(item); - - } else { - - console.log("loading from network"); - - if (navigator.onLine) { - var book_url = "backend.php?op=download&id=" + $.urlParam("id"); - - $(".loading_message").html("Downloading..."); - - fetch(book_url, {credentials: 'same-origin'}).then(function(resp) { - - if (resp.status == 200) { - var bookId = $.urlParam("b"); - - // let's store this for later - localforage.setItem(cacheId('book'), resp.clone().blob()); - - // if there's no base information cached yet, let's do that too - localforage.getItem(cacheId()).then(function(info) { - if (!info) { - $.post("backend.php", {op: "getinfo", id: bookId }, function(data) { - if (data) { - localforage.setItem(cacheId(), data); - - if (data.has_cover) { - fetch("backend.php?op=cover&id=" + bookId, {credentials: 'same-origin'}).then(function(resp) { - if (resp.status == 200) { - localforage.setItem(cacheId('cover'), resp.blob()); - } - }); - } - } - }); - } - }); - - resp.blob().then(function(blob) { - - var fileReader = new FileReader(); - - fileReader.onload = function() { - book.open(this.result); - }; - - fileReader.readAsArrayBuffer(blob); - - }); - } else { - $(".loading_message").html("Unable to download book: " + resp.status + "."); - } - }).catch(function(err) { - console.warn(err); - - if ($(".loading").is(":visible")) { - $(".loading_message").html("Unable to load book (remote)."); - } - }); - - } else { - $(".loading_message").html("This book is not available offline."); - } - } - }); - - var book = ePub(); - - window.book = book; - - var rendition = book.renderTo("reader", { - width: '100%', - height: '100%', - minSpreadWidth: 961 - }); - - var displayed = rendition.display(); - - var fontSize; - var fontFamily; - var lineHeight; - var themeName; - - Promise.all([ - localforage.getItem("epube.fontSize"), - localforage.getItem("epube.fontFamily"), - localforage.getItem("epube.lineHeight"), - localforage.getItem("epube.theme") - ]).then(function(res) { - fontSize = res[0] ? res[0] + "px" : DEFAULT_FONT_SIZE + "px"; - fontFamily = res[1] ? res[1] : DEFAULT_FONT_FAMILY; - lineHeight = res[2] ? res[2] + "%" : DEFAULT_LINE_HEIGHT + "%"; - themeName = res[3] ? res[3] : 'default'; - - rendition.themes.default({ - html: { - 'font-size': fontSize, - 'font-family': fontFamily, - 'line-height': lineHeight, - 'text-align': 'justify' - } - }); - - }); - - rendition.hooks.content.register(function(contents) { - - contents.on("linkClicked", function(href) { - console.log('linkClicked', href); - - if (href.indexOf("://") == -1) { - $(".prev_location_btn") - .attr("data-location-cfi", book.rendition.currentLocation().start.cfi) - .show(); - - window.setTimeout(function() { - show_ui(true); - }, 50); - } - - }); - - var base_url = window.location.href.match(/^.*\//)[0]; - var res_names = [ "lib/bootstrap/v3/js/jquery.js", "lib/jquery.mobile.custom.js", - "js/reader.js", "js/dict.js" ]; - var doc = contents.document; - - for (var i = 0; i < res_names.length; i++) { - - // we need to create script element with proper context, that is inside the iframe - var elem = doc.createElement("script"); - elem.type = 'text/javascript'; - elem.text = _res_data[base_url + res_names[i]]; - - doc.head.appendChild(elem); - } - - $(contents.document.head) - .append($("<style type='text/css'>") - .text(_res_data[base_url + 'css/reader.css'])); - - /*localforage.getItem("epube.disable-transitions").then(function(notransitions) { - if (!notransitions) { - $(contents.document.head) - .append($("<style type='text/css'>") - .text(_res_data[base_url + 'css/transitions.css'])); - - // TODO: fix transitions somehow - - EPUBJS.Render.Iframe.prototype.setLeft = function(leftPos){ - this.docEl.style[this.transform] = 'translate('+ (-leftPos) + 'px, 0)'; - } - } - }); */ - - return localforage.getItem("epube.theme").then(function(theme) { - - if (!theme) theme = 'default'; - - var theme_url = base_url + 'themes/' + theme + '.css'; - - $(contents.document.head) - .append($("<style type='text/css' id='theme_css'>") - .text(_res_data[theme_url])); - }); - - }); - - $('#settings-modal').on('shown.bs.modal', function() { - - localforage.getItem(cacheId("lastread")).then((item) => { - if (item && item.cfi) { - $(".lastread_input").val(item.page + '%'); - } - - $.post("backend.php", { op: "getlastread", id: $.urlParam("id") }, function(data) { - $(".lastread_input").val(data.page + '%'); - }); - - }); - - /*localforage.getItem("epube.disable-transitions").then(function(disable) { - $(".transition_checkbox") - .attr("checked", disable) - .on("click", function() { - localforage.setItem("epube.disable-transitions", this.checked); - }); - });*/ - - localforage.getItem("epube.keep-ui-visible").then(function(keep) { - $(".keep_ui_checkbox") - .attr("checked", keep) - .on("click", function() { - localforage.setItem("epube.keep-ui-visible", this.checked); - }); - }); - - localforage.getItem("epube.fontFamily").then(function(font) { - if (!font) font = DEFAULT_FONT_FAMILY; - - $(".font_family").val(font); - }); - - localforage.getItem("epube.theme").then(function(theme) { - $(".theme_name").val(theme); - }); - - localforage.getItem("epube.fontSize").then(function(size) { - - if (!size) size = DEFAULT_FONT_SIZE; - - var zoom = $(".font_size").html(""); - - for (var i = 10; i <= 32; i++) { - var opt = $("<option>").val(i).html(i + " px"); - - if (i == size) opt.attr("selected", "1"); - - zoom.append(opt); - } - - }); - - localforage.getItem("epube.lineHeight").then(function(height) { - - if (!height) height = DEFAULT_LINE_HEIGHT; - - var zoom = $(".line_height").html(""); - - for (var i = 100; i <= 220; i += 10) { - var opt = $("<option>").val(i).html(i + "%"); - - if (i == height) opt.attr("selected", "1"); - - zoom.append(opt); - } - - }); - }) - - $('#dict-modal').on('shown.bs.modal', function() { - $(".dict_result").scrollTop(0); - }) - - $(".dict_search_btn").on("click", function() { - $("#dict-modal").modal('hide'); - window.open("https://google.com/search?q=" + $(".dict_query").val()); - }); - - $('#toc-modal').on('shown.bs.modal', function() { - function toc_loc_msg(href) { - try { - var cfiBase = book.spine.get(href).cfiBase; - - var loc = book.locations._locations.find(function(k) { - return k.indexOf(cfiBase) != -1 - }); - - return window.book.locations.locationFromCfi(loc); - - } catch (e) { - console.warn(e); - } - - return ""; - } - - function process_toc_sublist(row, list, nest) { - - if (nest == 3) return false; - - if (row.subitems) { - - var sublist = $("<ul class='toc_sublist list-unstyled'>"); - - $.each(row.subitems, function(i, row) { - - var a = $("<a>") - .attr('href', '#') - .html("<b class='pull-right'>" + toc_loc_msg(row.href) + "</b>" + row.label) - .attr('data-href', row.href) - .click(function() { - book.rendition.display(a.attr('data-href')); - }); - - sublist.append($("<li>").append(a)); - - process_toc_sublist(row, sublist, nest + 1); - - }); - - list.append(sublist); - } - } - - var toc = book.navigation.toc; - - var list = $(".toc_list"); - list.html(""); - - $.each(toc, function(i, row) { - - // if anything fails here the toc entry is likely useless anyway (i.e. no cfi) - try { - var a = $("<a>") - .attr('href', '#') - .html("<b class='pull-right'>" + toc_loc_msg(row.href) + "</b>" + row.label) - .attr('data-href', row.href) - .click(function() { - book.rendition.display(a.attr('data-href')); - }); - - list.append($("<li>").append(a)); - - process_toc_sublist(row, list, 0); - - } catch (e) { - console.warn(e); - } - }); - - // well the toc didn't work out, might as well generate one - if (list.children().length <= 1) { - - list.html(""); - - $.each(book.spine.items, function (i, row) { - - var a = $("<a>") - .attr('href', '#') - .attr('title', row.url) - .html("Section " + (i+1)) - .attr('data-href', row.href) - .click(function() { - book.rendition.display(a.attr('data-href')); - }); - - list.append($("<li>").append(a)); - - }); - } - - }); - - book.ready.then(function() { - - var meta = book.package.metadata; - - document.title = meta.title + " – " + meta.creator; - $(".title").html("<b>" + meta.title + "</b> - " + meta.creator); - - return localforage.getItem(cacheId("locations")).then(function(locations) { - - // legacy format is array of objects {cfi: ..., page: ...} - if (locations && typeof locations[0] == "string") { - _pagination_stored = 1; - return book.locations.load(locations); - } else { - var url = "backend.php?op=getpagination&id=" + encodeURIComponent($.urlParam("id")); - - return fetch(url, {credentials:'same-origin'}).then(function(resp) { - - if (resp.ok) { - return resp.json().then(function(locations) { - if (locations && typeof locations[0] == "string") { - _pagination_stored = 1; - return book.locations.load(locations); - } else { - $(".loading_message").html("Paginating..."); - return book.locations.generate(1600); - } - }); - } else { - $(".loading_message").html("Paginating..."); - return book.locations.generate(1600); - } - }).catch(function() { - $(".loading_message").html("Paginating..."); - return book.locations.generate(1600); - }); - } - - }); - - }).then(function(locations) { - - if (locations && !_pagination_stored) { - if (navigator.onLine) { - $.post("backend.php", { op: "storepagination", id: $.urlParam("id"), - payload: JSON.stringify(locations), total: 100}); - } - - localforage.setItem(cacheId("locations"), locations); - - } - - $(".location").click(function() { - var current = book.rendition.currentLocation().start.location; - var total = book.locations.length(); - - var page = prompt("Jump to location [1-" + total + "]", current); - - if (page) { - book.rendition.display(book.locations._locations[page]); - } - }); - - open_lastread(); - - window.setTimeout(function() { - open_lastread(); - - $(".loading").hide(); - }, 250); - }); - - rendition.on("keyup", hotkey_handler); - - rendition.on('resized', function() { - console.log('resized'); - - $(".loading").show(); - $(".loading_message").html("Opening chapter..."); - - window.setTimeout(function() { - open_lastread(); - - $(".loading").hide(); - }, 250); - }); - - rendition.on('rendered', function(chapter) { - $(".chapter").html($("<span>").addClass("glyphicon glyphicon-th-list")); - - resize_side_columns(); - - try { - var location = book.rendition.currentLocation(); - - if (location.start) { - var cur_href = book.canonical(location.start.href); - var toc_entry = false; - - function iterate_sublist(row, nest) { - if (nest == 3) return false; - - if (row.subitems) { - $.each(row.subitems, function (i, r) { - - if (book.spine.get(r.href).canonical == cur_href) { - toc_entry = r; - return true; - } - - if (iterate_sublist(r, nest + 1)) - return true; - }); - } - - return false; - } - - $.each(book.navigation.toc, function(i, a) { - if (book.spine.get(a.href).canonical == cur_href) { - toc_entry = a; - return; - } - - if (iterate_sublist(a, 0)) return; - - }); - - if (toc_entry && toc_entry.label.trim()) - $(".chapter").append(" " + toc_entry.label); - } - - } catch (e) { - console.warn(e); - } - }); - - rendition.on('relocated', function(location) { - - // locations not generated yet - if (book.locations.length() == 0) - return; - - var currentCfi = location.start.cfi; - var currentPage = parseInt(book.locations.percentageFromCfi(currentCfi) * 100); - var pct = book.locations.percentageFromCfi(currentCfi); - - $("#cur_page").html(location.start.location); - $("#total_pages").html(book.locations.length()); - - $("#page_pct").html(parseInt(pct*100) + '%'); - - if (_store_position && new Date().getTime()/1000 - _last_position_sync > 15) { - console.log("storing lastread", currentPage, currentCfi); - - if (navigator.onLine) { - - $.post("backend.php", { op: "storelastread", id: $.urlParam("id"), page: currentPage, - cfi: currentCfi }, function(data) { - - if (data.cfi) { - _last_position_sync = new Date().getTime()/1000; - } - - }) - .fail(function(e) { - if (e && e.status == 401) { - window.location = "index.php"; - } - }); - - _store_position = 0; - } else { - _last_position_sync = 0; - } - - localforage.setItem(cacheId("lastread"), - {cfi: currentCfi, page: currentPage, total: 100}); - - } - }); - - } -</script> - </body> </html> |