diff --git a/public/static/reader/epub/README.md b/public/static/reader/epub/README.md new file mode 100644 index 00000000..470f4db2 --- /dev/null +++ b/public/static/reader/epub/README.md @@ -0,0 +1,10 @@ +# ePubViewer + +## About +A web-based ebook viewer. + +Try out the web-app now + +## Compatibility + +Tested with Mozilla Firefox 20+, Google Chrome 30+, and Opera 30+. diff --git a/public/static/reader/epub/epubjs/epub.min.js b/public/static/reader/epub/epubjs/epub.min.js new file mode 100644 index 00000000..fff28008 --- /dev/null +++ b/public/static/reader/epub/epubjs/epub.min.js @@ -0,0 +1,8 @@ +/*! + * @overview RSVP - a tiny implementation of Promises/A+. + * @copyright Copyright (c) 2016 Yehuda Katz, Tom Dale, Stefan Penner and contributors + * @license Licensed under MIT license + * See https://raw.githubusercontent.com/tildeio/rsvp.js/master/LICENSE + * @version 3.5.0 + */ +"use strict";!function(a,b){"object"==typeof exports&&"undefined"!=typeof module?b(exports):"function"==typeof define&&define.amd?define(["exports"],b):b(a.RSVP=a.RSVP||{})}(this,function(a){function b(a,b){for(var c=0,d=a.length;c1)throw new Error("Second argument not supported");if("object"!=typeof a)throw new TypeError("Argument must be an object");return h.prototype=a,new h},Aa=[],Ba=void 0,Ca=1,Da=2,Ea=new y,Fa=new y;E.prototype._validateInput=function(a){return xa(a)},E.prototype._validationError=function(){return new Error("Array Methods must be provided an Array")},E.prototype._init=function(){this._result=new Array(this.length)},E.prototype._enumerate=function(){for(var a=this.length,b=this.promise,c=this._input,d=0;b._state===Ba&&d=i)l.resolve();else{if(c&&c.cancelled)return e.remove(),this.element.removeChild(f),void l.reject(new Error("User cancelled"));h=g,b=new EPUBJS.Chapter(this.spine[h],this.store),e.displayChapter(b,this.globalLayoutProperties).then(function(a){e.pageMap.forEach(function(a){j+=1,d.push({cfi:a.start,page:j})}),e.pageMap.length%2>0&&e.spreads&&(j+=1,d.push({cfi:e.pageMap[e.pageMap.length-1].end,page:j})),setTimeout(function(){k(l)},1)})}return l.promise}.bind(this);k().then(function(){e.remove(),this.element.removeChild(f),g.resolve(d)}.bind(this),function(a){g.reject(a)});return g.promise},EPUBJS.Book.prototype.generatePagination=function(a,b,c){var d=this,e=new RSVP.defer;return this.ready.spine.promise.then(function(){d.generatePageList(a,b,c).then(function(a){d.pageList=d.contents.pageList=a,d.pagination.process(a),d.ready.pageList.resolve(d.pageList),e.resolve(d.pageList)},function(a){e.reject(a)})}),e.promise},EPUBJS.Book.prototype.loadPagination=function(a){var b;return b="string"==typeof a?JSON.parse(a):a,b&&b.length&&(this.pageList=b,this.pagination.process(this.pageList),this.ready.pageList.resolve(this.pageList)),this.pageList},EPUBJS.Book.prototype.getPageList=function(){return this.ready.pageList.promise},EPUBJS.Book.prototype.getMetadata=function(){return this.ready.metadata.promise},EPUBJS.Book.prototype.getToc=function(){return this.ready.toc.promise},EPUBJS.Book.prototype.networkListeners=function(){var a=this;window.addEventListener("offline",function(b){a.online=!1,a.settings.storage&&a.fromStorage(!0),a.trigger("book:offline")},!1),window.addEventListener("online",function(b){a.online=!0,a.settings.storage&&a.fromStorage(!1),a.trigger("book:online")},!1)},EPUBJS.Book.prototype.listenToRenderer=function(a){var b=this;a.Events.forEach(function(c){a.on(c,function(a){b.trigger(c,a)})}),a.on("renderer:visibleRangeChanged",function(a){var b,c,d,e=[];this.pageList.length>0&&(b=this.pagination.pageFromCfi(a.start),d=this.pagination.percentageFromPage(b),e.push(b),a.end&&(c=this.pagination.pageFromCfi(a.end),e.push(c)),this.trigger("book:pageChanged",{anchorPage:b,percentage:d,pageRange:e}))}.bind(this)),a.on("render:loaded",this.loadChange.bind(this))},EPUBJS.Book.prototype.loadChange=function(a){var b,c,d=EPUBJS.core.uri(a),e=EPUBJS.core.uri(this.currentChapter.absolute);d.path!=e.path?(console.warn("Miss Match",d.path,this.currentChapter.absolute),b=this.spineIndexByURL[d.filename],c=new EPUBJS.Chapter(this.spine[b],this.store),this.currentChapter=c,this.renderer.currentChapter=c,this.renderer.afterLoad(this.renderer.render.docEl),this.renderer.beforeDisplay(function(){this.renderer.afterDisplay()}.bind(this))):this._rendering||this.renderer.reformat()},EPUBJS.Book.prototype.unlistenToRenderer=function(a){a.Events.forEach(function(b){a.off(b)})},EPUBJS.Book.prototype.coverUrl=function(){var a=this.ready.cover.promise.then(function(a){return this.settings.fromStorage?this.store.getUrl(this.contents.cover):this.settings.contained?this.zip.getUrl(this.contents.cover):this.contents.cover}.bind(this));return a.then(function(a){this.cover=a}.bind(this)),a},EPUBJS.Book.prototype.loadXml=function(a){return this.settings.fromStorage?this.store.getXml(a,this.settings.encoding):this.settings.contained?this.zip.getXml(a,this.settings.encoding):EPUBJS.core.request(a,"xml",this.settings.withCredentials)},EPUBJS.Book.prototype.urlFrom=function(a){var b,c=EPUBJS.core.uri(a),d=c.protocol,e="/"==c.path[0],f=window.location,g=f.origin||f.protocol+"//"+f.host,h=document.getElementsByTagName("base");return h.length&&(b=h[0].href),c.protocol?c.origin+c.path:!d&&e?(b||g)+c.path:d||e?void 0:EPUBJS.core.resolveUrl(b||f.pathname,c.path)},EPUBJS.Book.prototype.unarchive=function(a){return this.zip=new EPUBJS.Unarchiver,this.store=this.zip,this.zip.open(a)},EPUBJS.Book.prototype.isContained=function(a){if(a instanceof ArrayBuffer)return!0;var b=EPUBJS.core.uri(a);return!(!b.extension||"epub"!=b.extension&&"zip"!=b.extension)},EPUBJS.Book.prototype.isSaved=function(a){var b;return!!localStorage&&(b=localStorage.getItem(a),!(!localStorage||null===b))},EPUBJS.Book.prototype.generateBookKey=function(a){return"epubjs:"+EPUBJS.VERSION+":"+window.location.host+":"+a},EPUBJS.Book.prototype.saveContents=function(){if(!localStorage)return!1;localStorage.setItem(this.settings.bookKey,JSON.stringify(this.contents))},EPUBJS.Book.prototype.removeSavedContents=function(){if(!localStorage)return!1;localStorage.removeItem(this.settings.bookKey)},EPUBJS.Book.prototype.renderTo=function(a){var b=this;if(EPUBJS.core.isElement(a))this.element=a;else{if("string"!=typeof a)return void console.error("Not an Element");this.element=EPUBJS.core.getEl(a)}return this.opened.then(function(){return b.renderer.initialize(b.element,b.settings.width,b.settings.height),b.metadata.direction&&b.renderer.setDirection(b.metadata.direction),b._rendered(),b.startDisplay()})},EPUBJS.Book.prototype.startDisplay=function(){return this.settings.goto?this.goto(this.settings.goto):this.settings.previousLocationCfi?this.gotoCfi(this.settings.previousLocationCfi):this.displayChapter(this.spinePos,this.settings.displayLastPage)},EPUBJS.Book.prototype.restore=function(a){var b,c=this,d=["manifest","spine","metadata","cover","toc","spineNodeIndex","spineIndexByURL","globalLayoutProperties"],e=!1,f=this.generateBookKey(a),g=localStorage.getItem(f),h=d.length;if(this.settings.clearSaved&&(e=!0),!e&&"undefined"!=g&&null!==g)for(c.contents=JSON.parse(g),b=0;b=this.spine.length)&&(console.warn("Not A Valid Location"),f=0,b=!1,e=!1),g=new EPUBJS.Chapter(this.spine[f],this.store),this._rendering=!0,this._needsAssetReplacement()&&g.registerHook("beforeChapterRender",[EPUBJS.replace.head,EPUBJS.replace.resources,EPUBJS.replace.posters,EPUBJS.replace.svg],!0),h.currentChapter=g,d=h.renderer.displayChapter(g,this.globalLayoutProperties),e?h.renderer.gotoCfi(e):b&&h.renderer.lastPage(),d.then(function(a){h.spinePos=f,i.resolve(h.renderer),h.settings.fromStorage===!1&&h.settings.contained===!1&&h.preloadNextChapter(),h._rendering=!1,h._displayQ.dequeue(),0===h._displayQ.length()&&h._gotoQ.dequeue()},function(a){console.error("Could not load Chapter: "+g.absolute,a),h.trigger("book:chapterLoadFailed",g.absolute),h._rendering=!1,i.reject(a)}),i.promise):(this._q.enqueue("displayChapter",arguments),i.reject({message:"Rendering",stack:(new Error).stack}),i.promise)},EPUBJS.Book.prototype.nextPage=function(a){var a=a||new RSVP.defer;return this.isRendered?this.renderer.nextPage()?(a.resolve(!0),a.promise):this.nextChapter(a):(this._q.enqueue("nextPage",[a]),a.promise)},EPUBJS.Book.prototype.prevPage=function(a){var a=a||new RSVP.defer;return this.isRendered?this.renderer.prevPage()?(a.resolve(!0),a.promise):this.prevChapter(a):(this._q.enqueue("prevPage",[a]),a.promise)},EPUBJS.Book.prototype.nextChapter=function(a){var a=a||new RSVP.defer;if(this.spinePos0){for(var b=this.spinePos-1;this.spine[b]&&this.spine[b].linear&&"no"==this.spine[b].linear;)b--;if(b>=0)return this.displayChapter(b,!0,a)}return this.trigger("book:atStart"),a.resolve(!0),a.promise},EPUBJS.Book.prototype.getCurrentLocationCfi=function(){return!!this.isRendered&&this.renderer.currentLocationCfi},EPUBJS.Book.prototype.goto=function(a){return 0===a.indexOf("epubcfi(")?this.gotoCfi(a):a.indexOf("%")===a.length-1?this.gotoPercentage(parseInt(a.substring(0,a.length-1))/100):"number"==typeof a||isNaN(a)===!1?this.gotoPage(a):this.gotoHref(a)},EPUBJS.Book.prototype.gotoCfi=function(a,b){var c,d,e,f,g,h=b||new RSVP.defer;return this.isRendered?this._moving||this._rendering?(console.warn("Renderer is moving"),this._gotoQ.enqueue("gotoCfi",[a,h]),!1):(c=new EPUBJS.EpubCFI(a),(d=c.spinePos)!=-1&&(e=this.spine[d],f=h.promise,this._moving=!0,this.currentChapter&&this.spinePos===d?(this.renderer.gotoCfi(c),this._moving=!1,h.resolve(this.renderer.currentLocationCfi)):(e&&d!=-1||(d=0,e=this.spine[d]),g=this.displayChapter(a),g.then(function(a){this._moving=!1,h.resolve(a.currentLocationCfi)}.bind(this),function(){this._moving=!1}.bind(this))),f.then(function(){this._gotoQ.dequeue()}.bind(this)),f)):(console.warn("Not yet Rendered"),this.settings.previousLocationCfi=a,!1)},EPUBJS.Book.prototype.gotoHref=function(a,b){var c,d,e,f,g,h=b||new RSVP.defer;return this.isRendered?this._moving||this._rendering?(this._gotoQ.enqueue("gotoHref",[a,h]),!1):(c=a.split("#"),d=c[0],e=c[1]||!1,f=d.search("://")==-1?d.replace(EPUBJS.core.uri(this.settings.contentsPath).path,""):d.replace(this.settings.contentsPath,""),g=this.spineIndexByURL[f],d||(g=this.currentChapter?this.currentChapter.spinePos:0),"number"==typeof g&&(this.currentChapter&&g==this.currentChapter.spinePos?(e?this.renderer.section(e):this.renderer.firstPage(),h.resolve(this.renderer.currentLocationCfi),h.promise.then(function(){this._gotoQ.dequeue()}.bind(this)),h.promise):this.displayChapter(g).then(function(){e&&this.renderer.section(e),h.resolve(this.renderer.currentLocationCfi)}.bind(this)))):(this.settings.goto=a,!1)},EPUBJS.Book.prototype.gotoPage=function(a){var b=this.pagination.cfiFromPage(a);return this.gotoCfi(b)},EPUBJS.Book.prototype.gotoPercentage=function(a){var b=this.pagination.pageFromPercentage(a);return this.gotoPage(b)},EPUBJS.Book.prototype.preloadNextChapter=function(){var a,b=this.spinePos+1;if(b>=this.spine.length)return!1;(a=new EPUBJS.Chapter(this.spine[b]))&&EPUBJS.core.request(a.absolute)},EPUBJS.Book.prototype.storeOffline=function(){var a=this,b=EPUBJS.core.values(this.manifest);return this.store.put(b).then(function(){a.settings.stored=!0,a.trigger("book:stored")})},EPUBJS.Book.prototype.availableOffline=function(){return this.settings.stored>0},EPUBJS.Book.prototype.toStorage=function(){var a=this.settings.bookKey;this.store.isStored(a).then(function(b){return b===!0?(this.settings.stored=!0,!0):this.storeOffline().then(function(){this.store.token(a,!0)}.bind(this))}.bind(this))},EPUBJS.Book.prototype.fromStorage=function(a){EPUBJS.replace.head,EPUBJS.replace.resources,EPUBJS.replace.posters,EPUBJS.replace.svg;this.contained||this.settings.contained||(this.online&&this.opened.then(this.toStorage.bind(this)),this.store&&this.settings.fromStorage&&a===!1?(this.settings.fromStorage=!1,this.store.off("offline"),this.store=!1):this.settings.fromStorage||(this.store=new EPUBJS.Storage(this.settings.credentials),this.store.on("offline",function(a){a?(this.offline=!0,this.settings.fromStorage=!0,this.trigger("book:offline")):(this.offline=!1,this.settings.fromStorage=!1,this.trigger("book:online"))}.bind(this))))},EPUBJS.Book.prototype.setStyle=function(a,b,c){var d=["color","background","background-color"];if(!this.isRendered)return this._q.enqueue("setStyle",arguments);this.settings.styles[a]=b,this.renderer.setStyle(a,b,c),d.indexOf(a)===-1&&this.renderer.reformat()},EPUBJS.Book.prototype.removeStyle=function(a){if(!this.isRendered)return this._q.enqueue("removeStyle",arguments);this.renderer.removeStyle(a),this.renderer.reformat(),delete this.settings.styles[a]},EPUBJS.Book.prototype.resetClasses=function(a){if(!this.isRendered)return this._q.enqueue("setClasses",arguments);a.constructor===String&&(a=[a]),this.settings.classes=a,this.renderer.setClasses(this.settings.classes),this.renderer.reformat()},EPUBJS.Book.prototype.addClass=function(a){if(!this.isRendered)return this._q.enqueue("addClass",arguments);this.settings.classes.indexOf(a)==-1&&this.settings.classes.push(a),this.renderer.setClasses(this.settings.classes),this.renderer.reformat()},EPUBJS.Book.prototype.removeClass=function(a){if(!this.isRendered)return this._q.enqueue("removeClass",arguments);var b=this.settings.classes.indexOf(a);b!=-1&&(delete this.settings.classes[b],this.renderer.setClasses(this.settings.classes),this.renderer.reformat())},EPUBJS.Book.prototype.addHeadTag=function(a,b){if(!this.isRendered)return this._q.enqueue("addHeadTag",arguments);this.settings.headTags[a]=b},EPUBJS.Book.prototype.useSpreads=function(a){console.warn("useSpreads is deprecated, use forceSingle or set a layoutOveride instead"),a===!1?this.forceSingle(!0):this.forceSingle(!1)},EPUBJS.Book.prototype.forceSingle=function(a){var b=void 0===a||a;this.renderer.forceSingle(b),this.settings.forceSingle=b,this.isRendered&&this.renderer.reformat()},EPUBJS.Book.prototype.setMinSpreadWidth=function(a){this.settings.minSpreadWidth=a,this.isRendered&&(this.renderer.setMinSpreadWidth(this.settings.minSpreadWidth),this.renderer.reformat())},EPUBJS.Book.prototype.setGap=function(a){this.settings.gap=a,this.isRendered&&(this.renderer.setGap(this.settings.gap),this.renderer.reformat())},EPUBJS.Book.prototype.chapter=function(a){var b,c,d=this.spineIndexByURL[a];return d&&(b=this.spine[d],c=new EPUBJS.Chapter(b,this.store,this.settings.withCredentials),c.load()),c},EPUBJS.Book.prototype.unload=function(){this.settings.restore&&localStorage&&this.saveContents(),this.unlistenToRenderer(this.renderer),this.trigger("book:unload")},EPUBJS.Book.prototype.destroy=function(){window.removeEventListener("beforeunload",this.unload),this.currentChapter&&this.currentChapter.unload(),this.unload(),this.renderer&&this.renderer.remove()},EPUBJS.Book.prototype._ready=function(){this.trigger("book:ready")},EPUBJS.Book.prototype._rendered=function(a){this.isRendered=!0,this.trigger("book:rendered"),this._q.flush()},EPUBJS.Book.prototype.applyStyles=function(a,b){a.applyStyles(this.settings.styles),b()},EPUBJS.Book.prototype.applyClasses=function(a,b){a.setClasses(this.settings.classes),b()},EPUBJS.Book.prototype.applyHeadTags=function(a,b){a.applyHeadTags(this.settings.headTags),b()},EPUBJS.Book.prototype._registerReplacements=function(a){a.registerHook("beforeChapterDisplay",this.applyStyles.bind(this,a),!0),a.registerHook("beforeChapterDisplay",this.applyHeadTags.bind(this,a),!0),a.registerHook("beforeChapterDisplay",this.applyClasses.bind(this,a),!0),a.registerHook("beforeChapterDisplay",EPUBJS.replace.hrefs.bind(this),!0)},EPUBJS.Book.prototype._needsAssetReplacement=function(){return!!this.settings.fromStorage||!!this.settings.contained},EPUBJS.Book.prototype.parseLayoutProperties=function(a){return{layout:this.settings.layoutOveride&&this.settings.layoutOveride.layout||a.layout||"reflowable",spread:this.settings.layoutOveride&&this.settings.layoutOveride.spread||a.spread||"auto",orientation:this.settings.layoutOveride&&this.settings.layoutOveride.orientation||a.orientation||"auto"}},RSVP.EventTarget.mixin(EPUBJS.Book.prototype),RSVP.on("error",function(a){console.error(a)}),RSVP.configure("instrument",!0),EPUBJS.Chapter=function(a,b,c){this.href=a.href,this.absolute=a.url,this.id=a.id,this.spinePos=a.index,this.cfiBase=a.cfiBase,this.properties=a.properties,this.manifestProperties=a.manifestProperties,this.linear=a.linear,this.pages=1,this.store=b,this.credentials=c,this.epubcfi=new EPUBJS.EpubCFI,this.deferred=new RSVP.defer,this.loaded=this.deferred.promise,EPUBJS.Hooks.mixin(this),this.getHooks("beforeChapterRender"),this.caches={}},EPUBJS.Chapter.prototype.load=function(a,b){var c,d=a||this.store,e=b||this.credentials;return c=d?d.getXml(this.absolute):EPUBJS.core.request(this.absolute,!1,e),c.then(function(a){try{this.setDocument(a),this.deferred.resolve(this)}catch(a){this.deferred.reject({message:this.absolute+" -> "+a.message,stack:(new Error).stack})}}.bind(this)),c},EPUBJS.Chapter.prototype.render=function(a){return this.load().then(function(a){var b=a.querySelector("head"),c=a.createElement("base");return c.setAttribute("href",this.absolute),b.insertBefore(c,b.firstChild),this.contents=a,new RSVP.Promise(function(b,c){this.triggerHooks("beforeChapterRender",function(){b(a)}.bind(this),this)}.bind(this))}.bind(this)).then(function(a){return(new XMLSerializer).serializeToString(a)}.bind(this))},EPUBJS.Chapter.prototype.url=function(a){var b,c=new RSVP.defer,d=a||this.store,e=this;return d?this.tempUrl?(b=this.tempUrl,c.resolve(b)):d.getUrl(this.absolute).then(function(a){e.tempUrl=a,c.resolve(a)}):(b=this.absolute,c.resolve(b)),c.promise},EPUBJS.Chapter.prototype.setPages=function(a){this.pages=a},EPUBJS.Chapter.prototype.getPages=function(a){return this.pages},EPUBJS.Chapter.prototype.getID=function(){return this.ID},EPUBJS.Chapter.prototype.unload=function(a){this.document=null,this.tempUrl&&a&&(a.revokeUrl(this.tempUrl),this.tempUrl=!1)},EPUBJS.Chapter.prototype.setDocument=function(a){this.document=a,this.contents=a.documentElement,!this.document.evaluate&&document.evaluate&&(this.document.evaluate=document.evaluate)},EPUBJS.Chapter.prototype.cfiFromRange=function(a){var b,c,d,e,f,g,h;if(this.document){if(void 0!==document.evaluate){if(c=EPUBJS.core.getElementXPath(a.startContainer),d=EPUBJS.core.getElementXPath(a.endContainer),e=this.document.evaluate(c,this.document,EPUBJS.core.nsResolver,XPathResult.FIRST_ORDERED_NODE_TYPE,null).singleNodeValue,a.collapsed||(f=this.document.evaluate(d,this.document,EPUBJS.core.nsResolver,XPathResult.FIRST_ORDERED_NODE_TYPE,null).singleNodeValue),b=this.document.createRange(),e)try{b.setStart(e,a.startOffset),!a.collapsed&&f&&b.setEnd(f,a.endOffset)}catch(a){console.log("missed"),e=!1}e||(console.log("not found, try fuzzy match"),g=EPUBJS.core.cleanStringForXpath(a.startContainer.textContent),c="//text()[contains(.,"+g+")]",(e=this.document.evaluate(c,this.document,EPUBJS.core.nsResolver,XPathResult.FIRST_ORDERED_NODE_TYPE,null).singleNodeValue)&&(b.setStart(e,a.startOffset),a.collapsed||(h=EPUBJS.core.cleanStringForXpath(a.endContainer.textContent),d="//text()[contains(.,"+h+")]",(f=this.document.evaluate(d,this.document,EPUBJS.core.nsResolver,XPathResult.FIRST_ORDERED_NODE_TYPE,null).singleNodeValue)&&b.setEnd(f,a.endOffset))))}else b=a;return this.epubcfi.generateCfiFromRange(b,this.cfiBase)}},EPUBJS.Chapter.prototype.find=function(a){var b=this,c=[],d=a.toLowerCase(),e=function(a){for(var e,f,g,h=a.textContent.toLowerCase(),i=b.document.createRange(),j=-1,k=150;f!=-1;)f=h.indexOf(d,j+1),f!=-1&&(i=b.document.createRange(),i.setStart(a,f),i.setEnd(a,f+d.length),e=b.cfiFromRange(i),a.textContent.lengthb?1:a0?i:i+1:0===f?i:f===-1?EPUBJS.core.locationOf(a,b,c,i,h):EPUBJS.core.locationOf(a,b,c,g,i))},EPUBJS.core.indexOfSorted=function(a,b,c,d,e){var f,g=d||0,h=e||b.length,i=parseInt(g+(h-g)/2);return c||(c=function(a,b){return a>b?1:a0;){if(c=d.shift(),"text"===c.type?(e=g.childNodes[c.index],g=e.parentNode||g):g=c.id?f.getElementById(c.id):h[c.index],!g||void 0===g)return console.error("No Element For",c,a.str),!1;h=Array.prototype.slice.call(g.children)}return g},EPUBJS.EpubCFI.prototype.compare=function(a,b){if("string"==typeof a&&(a=new EPUBJS.EpubCFI(a)),"string"==typeof b&&(b=new EPUBJS.EpubCFI(b)),a.spinePos>b.spinePos)return 1;if(a.spinePosb.steps[c].index)return 1;if(a.steps[c].indexb.characterOffset?1:a.characterOffset")},EPUBJS.EpubCFI.prototype.generateRangeFromCfi=function(a,b){var c,d,e,f,g,h,i=b||document,j=i.createRange();return"string"==typeof a&&(a=this.parse(a)),a.spinePos!==-1&&(c=a.steps[a.steps.length-1],void 0!==document.evaluate?(d=this.generateXpathFromSteps(a.steps),e=i.evaluate(d,i,null,XPathResult.FIRST_ORDERED_NODE_TYPE,null).singleNodeValue):(g=this.generateQueryFromSteps(a.steps),(h=i.querySelector(g))&&"text"==c.type&&(e=h.childNodes[c.index])),e?(e&&a.characterOffset>=0?(f=e.length,a.characterOffset-1&&this.hooks[a].splice(c,1):Array.isArray(b)&&b.forEach(function(b){(c=this.hooks[a].indexOf(b))>-1&&this.hooks[a].splice(c,1)},this))},a.prototype.triggerHooks=function(a,b,c){function d(){--f<=0&&b&&b()}var e,f;if(void 0===this.hooks[a])return!1;e=this.hooks[a],f=e.length,0===f&&b&&b(),e.forEach(function(a){a(d,c)})},{register:function(a){if(void 0===EPUBJS.hooks[a]&&(EPUBJS.hooks[a]={}),"object"!=typeof EPUBJS.hooks[a])throw"Already registered: "+a;return EPUBJS.hooks[a]},mixin:function(b){for(var c in a.prototype)b[c]=a.prototype[c]}}}(),EPUBJS.Layout=EPUBJS.Layout||{},EPUBJS.Layout.isFixedLayout=function(a){var b=a.querySelector("[name=viewport]");if(!b||!b.hasAttribute("content"))return!1;var c=b.getAttribute("content");return/width=(\d+)/.test(c)&&/height=(\d+)/.test(c)},EPUBJS.Layout.Reflowable=function(){this.documentElement=null,this.spreadWidth=null},EPUBJS.Layout.Reflowable.prototype.format=function(a,b,c,d){var e=EPUBJS.core.prefixed("columnAxis"),f=EPUBJS.core.prefixed("columnGap"),g=EPUBJS.core.prefixed("columnWidth"),h=EPUBJS.core.prefixed("columnFill"),i=Math.floor(b),j=Math.floor(i/8),k=d>=0?d:j%2==0?j:j-1;return this.documentElement=a,this.spreadWidth=i+k,a.style.overflow="hidden",a.style.width=i+"px",a.style.height=c+"px",a.style[e]="horizontal",a.style[h]="auto",a.style[g]=i+"px",a.style[f]=k+"px",this.colWidth=i,this.gap=k,{pageWidth:this.spreadWidth,pageHeight:c}},EPUBJS.Layout.Reflowable.prototype.calculatePages=function(){var a,b;return this.documentElement.style.width="auto",a=this.documentElement.scrollWidth,b=Math.ceil(a/this.spreadWidth),{displayedPages:b,pageCount:b}},EPUBJS.Layout.ReflowableSpreads=function(){this.documentElement=null,this.spreadWidth=null},EPUBJS.Layout.ReflowableSpreads.prototype.format=function(a,b,c,d){var e=EPUBJS.core.prefixed("columnAxis"),f=EPUBJS.core.prefixed("columnGap"),g=EPUBJS.core.prefixed("columnWidth"),h=EPUBJS.core.prefixed("columnFill"),i=2,j=Math.floor(b),k=j%2==0?j:j-1,l=Math.floor(k/8),m=d>=0?d:l%2==0?l:l-1,n=Math.floor((k-m)/i);return this.documentElement=a,this.spreadWidth=(n+m)*i,a.style.overflow="hidden",a.style.width=k+"px",a.style.height=c+"px",a.style[e]="horizontal",a.style[h]="auto",a.style[f]=m+"px",a.style[g]=n+"px",this.colWidth=n,this.gap=m,{pageWidth:this.spreadWidth,pageHeight:c}},EPUBJS.Layout.ReflowableSpreads.prototype.calculatePages=function(){var a=this.documentElement.scrollWidth,b=Math.ceil(a/this.spreadWidth);return this.documentElement.style.width=b*this.spreadWidth-this.gap+"px",{displayedPages:b,pageCount:2*b}},EPUBJS.Layout.Fixed=function(){this.documentElement=null},EPUBJS.Layout.Fixed.prototype.format=function(a,b,c,d){var e,f,g,h,i=EPUBJS.core.prefixed("columnWidth"),j=EPUBJS.core.prefixed("transform"),k=EPUBJS.core.prefixed("transformOrigin"),l=a.querySelector("[name=viewport]");this.documentElement=a,l&&l.hasAttribute("content")&&(e=l.getAttribute("content"),f=e.split(","),f[0]&&(g=f[0].replace("width=","")),f[1]&&(h=f[1].replace("height=","")));var m=b/g,n=c/h,o=m=d?g.resolve():(c=f,b=new EPUBJS.Chapter(this.spine[c],this.store,this.credentials),this.process(b).then(function(){setTimeout(function(){e(g)},1)})),g.promise}.bind(this);return"number"==typeof a&&(this.break=a),e().then(function(){this.total=this._locations.length-1,this._currentCfi&&(this.currentLocation=this._currentCfi),b.resolve(this._locations)}.bind(this)),b.promise},EPUBJS.Locations.prototype.process=function(a){return a.load().then(function(b){var c,d,e,f=b,g=f.documentElement.querySelector("body"),h=0,i=this.break;this.sprint(g,function(b){var g,j=b.length,k=0;if(0===b.textContent.trim().length)return!1;for(0===h&&(c=f.createRange(),c.setStart(b,0)),g=i-h,g>j&&(h+=j,k=j);k=j?(h+=j-k,k=j):(k+=g,c.setEnd(b,k),e=a.cfiFromRange(c),this._locations.push(e),h=0);d=b}.bind(this)),c&&(c.setEnd(d,d.length),e=a.cfiFromRange(c),this._locations.push(e),h=0)}.bind(this))},EPUBJS.Locations.prototype.sprint=function(a,b){for(var c,d=document.createTreeWalker(a,NodeFilter.SHOW_TEXT,null,!1);c=d.nextNode();)b(c)},EPUBJS.Locations.prototype.locationFromCfi=function(a){return 0===this._locations.length?-1:EPUBJS.core.locationOf(a,this._locations,this.epubcfi.compare)},EPUBJS.Locations.prototype.percentageFromCfi=function(a){var b=this.locationFromCfi(a);return this.percentageFromLocation(b)},EPUBJS.Locations.prototype.percentageFromLocation=function(a){return a&&this.total?a/this.total:0},EPUBJS.Locations.prototype.cfiFromLocation=function(a){var b=-1;return"number"!=typeof a&&(a=parseInt(a)),a>=0&&a1?a/100:a,c=Math.ceil(this.total*b);return this.cfiFromLocation(c)},EPUBJS.Locations.prototype.load=function(a){return this._locations=JSON.parse(a),this.total=this._locations.length-1,this._locations},EPUBJS.Locations.prototype.save=function(a){return JSON.stringify(this._locations)},EPUBJS.Locations.prototype.getCurrent=function(a){return this._current},EPUBJS.Locations.prototype.setCurrent=function(a){var b;if("string"==typeof a)this._currentCfi=a;else{if("number"!=typeof a)return;this._current=a}0!==this._locations.length&&("string"==typeof a?(b=this.locationFromCfi(a),this._current=b):b=a,this.trigger("changed",{percentage:this.percentageFromLocation(b)}))},Object.defineProperty(EPUBJS.Locations.prototype,"currentLocation",{get:function(){return this._current},set:function(a){this.setCurrent(a)}}),RSVP.EventTarget.mixin(EPUBJS.Locations.prototype),EPUBJS.Pagination=function(a){this.pages=[],this.locations=[],this.epubcfi=new EPUBJS.EpubCFI,a&&a.length&&this.process(a)},EPUBJS.Pagination.prototype.process=function(a){a.forEach(function(a){this.pages.push(a.page),this.locations.push(a.cfi)},this),this.pageList=a,this.firstPage=parseInt(this.pages[0]),this.lastPage=parseInt(this.pages[this.pages.length-1]),this.totalPages=this.lastPage-this.firstPage},EPUBJS.Pagination.prototype.pageFromCfi=function(a){var b=-1;if(0===this.locations.length)return-1;var c=EPUBJS.core.indexOfSorted(a,this.locations,this.epubcfi.compare);return c!=-1?b=this.pages[c]:(c=EPUBJS.core.locationOf(a,this.locations,this.epubcfi.compare),void 0!==(b=c-1>=0?this.pages[c-1]:this.pages[0])||(b=-1)),b},EPUBJS.Pagination.prototype.cfiFromPage=function(a){var b=-1;"number"!=typeof a&&(a=parseInt(a));var c=this.pages.indexOf(a);return c!=-1&&(b=this.locations[c]),b},EPUBJS.Pagination.prototype.pageFromPercentage=function(a){return Math.round(this.totalPages*a)},EPUBJS.Pagination.prototype.percentageFromPage=function(a){var b=(a-this.firstPage)/this.totalPages;return Math.round(1e3*b)/1e3},EPUBJS.Pagination.prototype.percentageFromCfi=function(a){var b=this.pageFromCfi(a);return this.percentageFromPage(b)},EPUBJS.Parser=function(a){this.baseUrl=a||""},EPUBJS.Parser.prototype.container=function(a){var b,c,d,e;return a?(b=a.querySelector("rootfile"))?(c=b.getAttribute("full-path"),d=EPUBJS.core.uri(c).directory,e=a.xmlEncoding,{packagePath:c,basePath:d,encoding:e}):void console.error("No RootFile Found"):void console.error("Container File Not Found")},EPUBJS.Parser.prototype.identifier=function(a){var b;return a?(b=a.querySelector("metadata"),b?this.getElementText(b,"identifier"):void console.error("No Metadata Found")):void console.error("Package File Not Found")},EPUBJS.Parser.prototype.packageContents=function(a,b){var c,d,e,f,g,h,i,j,k,l,m,n=this;return b&&(this.baseUrl=b),a?(c=a.querySelector("metadata"))?(d=a.querySelector("manifest"))?(e=a.querySelector("spine"))?(f=n.manifest(d),g=n.findNavPath(d),h=n.findTocPath(d,e),i=n.findCoverPath(a),j=Array.prototype.indexOf.call(e.parentNode.childNodes,e),k=n.spine(e,f),l={},k.forEach(function(a){l[a.href]=a.index}),m=n.metadata(c),m.direction=e.getAttribute("page-progression-direction"),{metadata:m,spine:k,manifest:f,navPath:g,tocPath:h,coverPath:i,spineNodeIndex:j,spineIndexByURL:l}):void console.error("No Spine Found"):void console.error("No Manifest Found"):void console.error("No Metadata Found"):void console.error("Package File Not Found")},EPUBJS.Parser.prototype.findNavPath=function(a){var b=a.querySelector("item[properties$='nav'], item[properties^='nav '], item[properties*=' nav ']");return!!b&&b.getAttribute("href")},EPUBJS.Parser.prototype.findTocPath=function(a,b){var c,d=a.querySelector("item[media-type='application/x-dtbncx+xml']");return d||(c=b.getAttribute("toc"))&&(d=a.querySelector("item[id='"+c+"']")),!!d&&d.getAttribute("href")},EPUBJS.Parser.prototype.metadata=function(a){var b={},c=this;return b.bookTitle=c.getElementText(a,"title"),b.creator=c.getElementText(a,"creator"),b.description=c.getElementText(a,"description"),b.pubdate=c.getElementText(a,"date"),b.publisher=c.getElementText(a,"publisher"),b.identifier=c.getElementText(a,"identifier"),b.language=c.getElementText(a,"language"),b.rights=c.getElementText(a,"rights"),b.modified_date=c.querySelectorText(a,"meta[property='dcterms:modified']"),b.layout=c.querySelectorText(a,"meta[property='rendition:layout']"),b.orientation=c.querySelectorText(a,"meta[property='rendition:orientation']"),b.spread=c.querySelectorText(a,"meta[property='rendition:spread']"),b},EPUBJS.Parser.prototype.findCoverPath=function(a){if("2.0"===a.querySelector("package").getAttribute("version")){var b=a.querySelector('meta[name="cover"]');if(b){var c=b.getAttribute("content"),d=a.querySelector("item[id='"+c+"']");return!!d&&d.getAttribute("href")}return!1}var e=a.querySelector("item[properties='cover-image']");return!!e&&e.getAttribute("href")},EPUBJS.Parser.prototype.getElementText=function(a,b){var c,d=a.getElementsByTagNameNS("http://purl.org/dc/elements/1.1/",b);return d&&0!==d.length?(c=d[0],c.childNodes.length?c.childNodes[0].nodeValue:""):""},EPUBJS.Parser.prototype.querySelectorText=function(a,b){var c=a.querySelector(b);return c&&c.childNodes.length?c.childNodes[0].nodeValue:""},EPUBJS.Parser.prototype.manifest=function(a){var b=this.baseUrl,c={},d=a.querySelectorAll("item");return Array.prototype.slice.call(d).forEach(function(a){var d=a.getAttribute("id"),e=a.getAttribute("href")||"",f=a.getAttribute("media-type")||"",g=a.getAttribute("properties")||"";c[d]={href:e,url:b+e,type:f,properties:g}}),c},EPUBJS.Parser.prototype.spine=function(a,b){var c=a.getElementsByTagName("itemref"),d=Array.prototype.slice.call(c),e=EPUBJS.core.indexOfElementNode(a),f=new EPUBJS.EpubCFI;return d.map(function(a,c){var d=a.getAttribute("idref"),g=f.generateChapterComponent(e,c,d),h=a.getAttribute("properties")||"",i=h.length?h.split(" "):[],j=b[d].properties,k=j.length?j.split(" "):[];return{id:d,linear:a.getAttribute("linear")||"",properties:i,manifestProperties:k,href:b[d].href,url:b[d].url,index:c,cfiBase:g,cfi:"epubcfi("+g+")"}})},EPUBJS.Parser.prototype.querySelectorByType=function(a,b,c){var d=a.querySelector(b+'[*|type="'+c+'"]');if(null!==d&&0!==d.length)return d;d=a.querySelectorAll(b);for(var e=0;e1&&d[1],{cfi:f,href:h,packageUrl:e,page:j}):{href:h,page:j}},EPUBJS.Render.Iframe=function(){this.iframe=null,this.document=null,this.window=null,this.docEl=null,this.bodyEl=null,this.leftPos=0,this.pageWidth=0,this.id=EPUBJS.core.uuid()},EPUBJS.Render.Iframe.prototype.create=function(){return this.element=document.createElement("div"),this.element.id="epubjs-view:"+this.id,this.isMobile=navigator.userAgent.match(/(iPad|iPhone|iPod|Mobile|Android)/g),this.transform=EPUBJS.core.prefixed("transform"),this.element},EPUBJS.Render.Iframe.prototype.addIframe=function(){return this.iframe=document.createElement("iframe"),this.iframe.id="epubjs-iframe:"+this.id,this.iframe.scrolling=this.scrolling||"no",this.iframe.seamless="seamless",this.iframe.style.border="none",this.iframe.addEventListener("load",this.loaded.bind(this),!1),(this._width||this._height)&&(this.iframe.height=this._height,this.iframe.width=this._width),this.iframe},EPUBJS.Render.Iframe.prototype.load=function(a,b){var c=this,d=new RSVP.defer;return this.window&&this.unload(),this.iframe&&this.element.removeChild(this.iframe),this.iframe=this.addIframe(),this.element.appendChild(this.iframe),this.iframe.onload=function(a){c.document=c.iframe.contentDocument,c.docEl=c.document.documentElement,c.headEl=c.document.head,c.bodyEl=c.document.body||c.document.querySelector("body"),c.window=c.iframe.contentWindow,c.window.addEventListener("resize",c.resized.bind(c),!1),c.leftPos=0,c.setLeft(0),c.bodyEl&&(c.bodyEl.style.margin="0"),d.resolve(c.docEl)},this.iframe.onerror=function(a){d.reject({message:"Error Loading Contents: "+a,stack:(new Error).stack})},this.document=this.iframe.contentDocument,this.document?(this.iframe.contentDocument.open(),this.iframe.contentDocument.write(a),this.iframe.contentDocument.close(),d.promise):(d.reject(new Error("No Document Available")),d.promise)},EPUBJS.Render.Iframe.prototype.loaded=function(a){var b,c,d=this.iframe.contentWindow.location.href;this.document=this.iframe.contentDocument,this.docEl=this.document.documentElement,this.headEl=this.document.head,this.bodyEl=this.document.body||this.document.querySelector("body"),this.window=this.iframe.contentWindow,this.window.focus(),"about:blank"!=d&&(b=this.iframe.contentDocument.querySelector("base"),c=b.getAttribute("href"),this.trigger("render:loaded",c))},EPUBJS.Render.Iframe.prototype.resize=function(a,b){this.element&&(this.element.style.height=b,isNaN(a)||a%2==0||(a+=1),this.element.style.width=a,this.iframe&&(this.iframe.height=b,this.iframe.width=a),this._height=b,this._width=a,this.width=this.element.getBoundingClientRect().width||a,this.height=this.element.getBoundingClientRect().height||b)},EPUBJS.Render.Iframe.prototype.resized=function(a){this.width=this.iframe.getBoundingClientRect().width,this.height=this.iframe.getBoundingClientRect().height},EPUBJS.Render.Iframe.prototype.totalWidth=function(){return this.docEl.scrollWidth},EPUBJS.Render.Iframe.prototype.totalHeight=function(){return this.docEl.scrollHeight},EPUBJS.Render.Iframe.prototype.setPageDimensions=function(a,b){this.pageWidth=a,this.pageHeight=b},EPUBJS.Render.Iframe.prototype.setDirection=function(a){this.direction=a,this.docEl&&"rtl"==this.docEl.dir&&(this.docEl.dir="rtl","pre-paginated"!==this.layout&&(this.docEl.style.position="static",this.docEl.style.right="auto"))},EPUBJS.Render.Iframe.prototype.setLeft=function(a){this.isMobile?this.docEl.style[this.transform]="translate("+-a+"px, 0)":this.document.defaultView.scrollTo(a,0)},EPUBJS.Render.Iframe.prototype.setLayout=function(a){this.layout=a},EPUBJS.Render.Iframe.prototype.setStyle=function(a,b,c){c&&(a=EPUBJS.core.prefixed(a)),this.bodyEl&&(this.bodyEl.style[a]=b)},EPUBJS.Render.Iframe.prototype.removeStyle=function(a){this.bodyEl&&(this.bodyEl.style[a]="")},EPUBJS.Render.Iframe.prototype.setClasses=function(a){this.bodyEl&&(this.bodyEl.className=a.join(" "))},EPUBJS.Render.Iframe.prototype.addHeadTag=function(a,b,c){var d=c||this.document,e=d.createElement(a),f=d.head;for(var g in b)e.setAttribute(g,b[g]);f&&f.insertBefore(e,f.firstChild)},EPUBJS.Render.Iframe.prototype.page=function(a){this.leftPos=this.pageWidth*(a-1),"rtl"===this.direction&&(this.leftPos=this.leftPos*-1),this.setLeft(this.leftPos)},EPUBJS.Render.Iframe.prototype.getPageNumberByElement=function(a){var b;if(a)return b=this.leftPos+a.getBoundingClientRect().left,Math.floor(b/this.pageWidth)+1},EPUBJS.Render.Iframe.prototype.getPageNumberByRect=function(a){var b;return b=this.leftPos+a.left,Math.floor(b/this.pageWidth)+1},EPUBJS.Render.Iframe.prototype.getBaseElement=function(){return this.bodyEl},EPUBJS.Render.Iframe.prototype.getDocumentElement=function(){return this.docEl},EPUBJS.Render.Iframe.prototype.isElementVisible=function(a){var b,c;return!!(a&&"function"==typeof a.getBoundingClientRect&&(b=a.getBoundingClientRect(),c=b.left,0!==b.width&&0!==b.height&&c>=0&&c=1&&a<=this.displayedPages&&(this.chapterPos=a,this.render.page(a),this.visibleRangeCfi=this.getVisibleRangeCfi(),this.currentLocationCfi=this.visibleRangeCfi.start,this.trigger("renderer:locationChanged",this.currentLocationCfi),this.trigger("renderer:visibleRangeChanged",this.visibleRangeCfi),!0):(console.warn("pageMap not set, queuing"),this._q.enqueue("page",arguments),!0)},EPUBJS.Renderer.prototype.nextPage=function(){return this.page(this.chapterPos+1)},EPUBJS.Renderer.prototype.prevPage=function(){return this.page(this.chapterPos-1)},EPUBJS.Renderer.prototype.pageByElement=function(a){var b;a&&(b=this.render.getPageNumberByElement(a),this.page(b))},EPUBJS.Renderer.prototype.lastPage=function(){if(this._moving)return this._q.enqueue("lastPage",arguments);this.page(this.displayedPages)},EPUBJS.Renderer.prototype.firstPage=function(){if(this._moving)return this._q.enqueue("firstPage",arguments);this.page(1)},EPUBJS.Renderer.prototype.section=function(a){var b=this.doc.getElementById(a);b&&this.pageByElement(b)},EPUBJS.Renderer.prototype.firstElementisTextNode=function(a){var b=a.childNodes;return!!(b.length&&b[0]&&3===b[0].nodeType&&b[0].textContent.trim().length)},EPUBJS.Renderer.prototype.isGoodNode=function(a){return["audio","canvas","embed","iframe","img","math","object","svg","video"].indexOf(a.tagName.toLowerCase())!==-1||this.firstElementisTextNode(a)},EPUBJS.Renderer.prototype.walk=function(a,b,c){for(var d,e,f,g,h=a,i=[h],j=1e4,k=0;!d&&i.length;){if(a=i.shift(),this.containsPoint(a,b,c)&&this.isGoodNode(a)&&(d=a),!d&&a&&a.childElementCount>0){if(!(e=a.children)||!e.length)return d;f=e.length?e.length:0;for(var l=f-1;l>=0;l--)e[l]!=g&&i.unshift(e[l])}if(!d&&0===i.length&&h&&null!==h.parentNode&&(i.push(h.parentNode),g=h,h=h.parentNode),++k>j){console.error("ENDLESS LOOP");break}}return 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Corrupted zip ?")},setIndex:function(a){this.checkIndex(a),this.index=a},skip:function(a){this.setIndex(this.index+a)},byteAt:function(){},readInt:function(a){var b,c=0;for(this.checkOffset(a),b=this.index+a-1;b>=this.index;b--)c=(c<<8)+this.byteAt(b);return this.index+=a,c},readString:function(a){return d.transformTo("string",this.readData(a))},readData:function(){},lastIndexOfSignature:function(){},readDate:function(){var a=this.readInt(4);return new Date((a>>25&127)+1980,(a>>21&15)-1,a>>16&31,a>>11&31,a>>5&63,(31&a)<<1)}},b.exports=c},{"./utils":21}],6:[function(a,b,c){"use strict";c.base64=!1,c.binary=!1,c.dir=!1,c.createFolders=!1,c.date=null,c.compression=null,c.compressionOptions=null,c.comment=null,c.unixPermissions=null,c.dosPermissions=null},{}],7:[function(a,b,c){"use strict";var d=a("./utils");c.string2binary=function(a){return d.string2binary(a)},c.string2Uint8Array=function(a){return d.transformTo("uint8array",a)},c.uint8Array2String=function(a){return d.transformTo("string",a)},c.string2Blob=function(a){var b=d.transformTo("arraybuffer",a);return d.arrayBuffer2Blob(b)},c.arrayBuffer2Blob=function(a){return d.arrayBuffer2Blob(a)},c.transformTo=function(a,b){return d.transformTo(a,b)},c.getTypeOf=function(a){return d.getTypeOf(a)},c.checkSupport=function(a){return d.checkSupport(a)},c.MAX_VALUE_16BITS=d.MAX_VALUE_16BITS,c.MAX_VALUE_32BITS=d.MAX_VALUE_32BITS,c.pretty=function(a){return d.pretty(a)},c.findCompression=function(a){return d.findCompression(a)},c.isRegExp=function(a){return d.isRegExp(a)}},{"./utils":21}],8:[function(a,b,c){"use strict";var d="undefined"!=typeof Uint8Array&&"undefined"!=typeof Uint16Array&&"undefined"!=typeof Uint32Array,e=a("pako");c.uncompressInputType=d?"uint8array":"array",c.compressInputType=d?"uint8array":"array",c.magic="\b\x00",c.compress=function(a,b){return e.deflateRaw(a,{level:b.level||-1})},c.uncompress=function(a){return e.inflateRaw(a)}},{pako:24}],9:[function(a,b){"use strict";function c(a,b){return this instanceof c?(this.files={},this.comment=null,this.root="",a&&this.load(a,b),void(this.clone=function(){var a=new c;for(var b in this)"function"!=typeof this[b]&&(a[b]=this[b]);return a})):new c(a,b)}var d=a("./base64");c.prototype=a("./object"),c.prototype.load=a("./load"),c.support=a("./support"),c.defaults=a("./defaults"),c.utils=a("./deprecatedPublicUtils"),c.base64={encode:function(a){return d.encode(a)},decode:function(a){return d.decode(a)}},c.compressions=a("./compressions"),b.exports=c},{"./base64":1,"./compressions":3,"./defaults":6,"./deprecatedPublicUtils":7,"./load":10,"./object":13,"./support":17}],10:[function(a,b){"use strict";var c=a("./base64"),d=a("./zipEntries");b.exports=function(a,b){var e,f,g,h;for(b=b||{},b.base64&&(a=c.decode(a)),f=new d(a,b),e=f.files,g=0;gc;c++)d+=String.fromCharCode(255&a),a>>>=8;return d},t=function(){var a,b,c={};for(a=0;a0?a.substring(0,b):""},x=function(a){return"/"!=a.slice(-1)&&(a+="/"),a},y=function(a,b){return b="undefined"!=typeof b?b:!1,a=x(a),this.files[a]||v.call(this,a,null,{dir:!0,createFolders:b}),this.files[a]},z=function(a,b,c){var f,g=new j;return a._data instanceof j?(g.uncompressedSize=a._data.uncompressedSize,g.crc32=a._data.crc32,0===g.uncompressedSize||a.dir?(b=i.STORE,g.compressedContent="",g.crc32=0):a._data.compressionMethod===b.magic?g.compressedContent=a._data.getCompressedContent():(f=a._data.getContent(),g.compressedContent=b.compress(d.transformTo(b.compressInputType,f),c))):(f=p(a),(!f||0===f.length||a.dir)&&(b=i.STORE,f=""),g.uncompressedSize=f.length,g.crc32=e(f),g.compressedContent=b.compress(d.transformTo(b.compressInputType,f),c)),g.compressedSize=g.compressedContent.length,g.compressionMethod=b.magic,g},A=function(a,b){var c=a;return a||(c=b?16893:33204),(65535&c)<<16},B=function(a){return 63&(a||0)},C=function(a,b,c,g,h){var i,j,k,m,n=(c.compressedContent,d.transformTo("string",l.utf8encode(b.name))),o=b.comment||"",p=d.transformTo("string",l.utf8encode(o)),q=n.length!==b.name.length,r=p.length!==o.length,t=b.options,u="",v="",w="";k=b._initialMetadata.dir!==b.dir?b.dir:t.dir,m=b._initialMetadata.date!==b.date?b.date:t.date;var x=0,y=0;k&&(x|=16),"UNIX"===h?(y=798,x|=A(b.unixPermissions,k)):(y=20,x|=B(b.dosPermissions,k)),i=m.getHours(),i<<=6,i|=m.getMinutes(),i<<=5,i|=m.getSeconds()/2,j=m.getFullYear()-1980,j<<=4,j|=m.getMonth()+1,j<<=5,j|=m.getDate(),q&&(v=s(1,1)+s(e(n),4)+n,u+="up"+s(v.length,2)+v),r&&(w=s(1,1)+s(this.crc32(p),4)+p,u+="uc"+s(w.length,2)+w);var z="";z+="\n\x00",z+=q||r?"\x00\b":"\x00\x00",z+=c.compressionMethod,z+=s(i,2),z+=s(j,2),z+=s(c.crc32,4),z+=s(c.compressedSize,4),z+=s(c.uncompressedSize,4),z+=s(n.length,2),z+=s(u.length,2);var C=f.LOCAL_FILE_HEADER+z+n+u,D=f.CENTRAL_FILE_HEADER+s(y,2)+z+s(p.length,2)+"\x00\x00\x00\x00"+s(x,4)+s(g,4)+n+u+p;return{fileRecord:C,dirRecord:D,compressedObject:c}},D={load:function(){throw new Error("Load method is not defined. Is the file jszip-load.js included ?")},filter:function(a){var b,c,d,e,f=[];for(b in this.files)this.files.hasOwnProperty(b)&&(d=this.files[b],e=new r(d.name,d._data,t(d.options)),c=b.slice(this.root.length,b.length),b.slice(0,this.root.length)===this.root&&a(c,e)&&f.push(e));return f},file:function(a,b,c){if(1===arguments.length){if(d.isRegExp(a)){var e=a;return this.filter(function(a,b){return!b.dir&&e.test(a)})}return this.filter(function(b,c){return!c.dir&&b===a})[0]||null}return a=this.root+a,v.call(this,a,b,c),this},folder:function(a){if(!a)return this;if(d.isRegExp(a))return this.filter(function(b,c){return c.dir&&a.test(b)});var b=this.root+a,c=y.call(this,b),e=this.clone();return e.root=c.name,e},remove:function(a){a=this.root+a;var b=this.files[a];if(b||("/"!=a.slice(-1)&&(a+="/"),b=this.files[a]),b&&!b.dir)delete this.files[a];else for(var c=this.filter(function(b,c){return 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a,b,c,d=this.zip64EndOfCentralSize-44,e=0;d>e;)a=this.reader.readInt(2),b=this.reader.readInt(4),c=this.reader.readString(b),this.zip64ExtensibleData[a]={id:a,length:b,value:c}},readBlockZip64EndOfCentralLocator:function(){if(this.diskWithZip64CentralDirStart=this.reader.readInt(4),this.relativeOffsetEndOfZip64CentralDir=this.reader.readInt(8),this.disksCount=this.reader.readInt(4),this.disksCount>1)throw new Error("Multi-volumes zip are not supported")},readLocalFiles:function(){var a,b;for(a=0;a>8;this.dir=16&this.externalFileAttributes?!0:!1,a===h&&(this.dosPermissions=63&this.externalFileAttributes),a===i&&(this.unixPermissions=this.externalFileAttributes>>16&65535),this.dir||"/"!==this.fileName.slice(-1)||(this.dir=!0)},parseZIP64ExtraField:function(){if(this.extraFields[1]){var a=new 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m=Y+(h.w_bits-8<<4)<<8,n=-1;n=h.strategy>=T||h.level<2?0:h.level<6?1:6===h.level?2:3,m|=n<<6,0!==h.strstart&&(m|=kb),m+=31-m%31,h.status=qb,j(h,m),0!==h.strstart&&(j(h,a.adler>>>16),j(h,65535&a.adler)),a.adler=1}if(h.status===mb)if(h.gzhead.extra){for(k=h.pending;h.gzindex<(65535&h.gzhead.extra.length)&&(h.pending!==h.pending_buf_size||(h.gzhead.hcrc&&h.pending>k&&(a.adler=F(a.adler,h.pending_buf,h.pending-k,k)),g(a),k=h.pending,h.pending!==h.pending_buf_size));)i(h,255&h.gzhead.extra[h.gzindex]),h.gzindex++;h.gzhead.hcrc&&h.pending>k&&(a.adler=F(a.adler,h.pending_buf,h.pending-k,k)),h.gzindex===h.gzhead.extra.length&&(h.gzindex=0,h.status=nb)}else h.status=nb;if(h.status===nb)if(h.gzhead.name){k=h.pending;do{if(h.pending===h.pending_buf_size&&(h.gzhead.hcrc&&h.pending>k&&(a.adler=F(a.adler,h.pending_buf,h.pending-k,k)),g(a),k=h.pending,h.pending===h.pending_buf_size)){l=1;break}l=h.gzindexk&&(a.adler=F(a.adler,h.pending_buf,h.pending-k,k)),0===l&&(h.gzindex=0,h.status=ob)}else h.status=ob;if(h.status===ob)if(h.gzhead.comment){k=h.pending;do{if(h.pending===h.pending_buf_size&&(h.gzhead.hcrc&&h.pending>k&&(a.adler=F(a.adler,h.pending_buf,h.pending-k,k)),g(a),k=h.pending,h.pending===h.pending_buf_size)){l=1;break}l=h.gzindexk&&(a.adler=F(a.adler,h.pending_buf,h.pending-k,k)),0===l&&(h.status=pb)}else h.status=pb;if(h.status===pb&&(h.gzhead.hcrc?(h.pending+2>h.pending_buf_size&&g(a),h.pending+2<=h.pending_buf_size&&(i(h,255&a.adler),i(h,a.adler>>8&255),a.adler=0,h.status=qb)):h.status=qb),0!==h.pending){if(g(a),0===a.avail_out)return h.last_flush=-1,M}else if(0===a.avail_in&&e(b)<=e(c)&&b!==K)return d(a,Q);if(h.status===rb&&0!==a.avail_in)return d(a,Q);if(0!==a.avail_in||0!==h.lookahead||b!==H&&h.status!==rb){var o=h.strategy===T?r(h,b):h.strategy===U?q(h,b):B[h.level].func(h,b);if((o===ub||o===vb)&&(h.status=rb),o===sb||o===ub)return 0===a.avail_out&&(h.last_flush=-1),M;if(o===tb&&(b===I?D._tr_align(h):b!==L&&(D._tr_stored_block(h,0,0,!1),b===J&&(f(h.head),0===h.lookahead&&(h.strstart=0,h.block_start=0,h.insert=0))),g(a),0===a.avail_out))return h.last_flush=-1,M}return b!==K?M:h.wrap<=0?N:(2===h.wrap?(i(h,255&a.adler),i(h,a.adler>>8&255),i(h,a.adler>>16&255),i(h,a.adler>>24&255),i(h,255&a.total_in),i(h,a.total_in>>8&255),i(h,a.total_in>>16&255),i(h,a.total_in>>24&255)):(j(h,a.adler>>>16),j(h,65535&a.adler)),g(a),h.wrap>0&&(h.wrap=-h.wrap),0!==h.pending?M:N)}function A(a){var b;return a&&a.state?(b=a.state.status,b!==lb&&b!==mb&&b!==nb&&b!==ob&&b!==pb&&b!==qb&&b!==rb?d(a,O):(a.state=null,b===qb?d(a,P):M)):O}var B,C=a("../utils/common"),D=a("./trees"),E=a("./adler32"),F=a("./crc32"),G=a("./messages"),H=0,I=1,J=3,K=4,L=5,M=0,N=1,O=-2,P=-3,Q=-5,R=-1,S=1,T=2,U=3,V=4,W=0,X=2,Y=8,Z=9,$=15,_=8,ab=29,bb=256,cb=bb+1+ab,db=30,eb=19,fb=2*cb+1,gb=15,hb=3,ib=258,jb=ib+hb+1,kb=32,lb=42,mb=69,nb=73,ob=91,pb=103,qb=113,rb=666,sb=1,tb=2,ub=3,vb=4,wb=3,xb=function(a,b,c,d,e){this.good_length=a,this.max_lazy=b,this.nice_length=c,this.max_chain=d,this.func=e};B=[new xb(0,0,0,0,n),new xb(4,4,8,4,o),new xb(4,5,16,8,o),new xb(4,6,32,32,o),new xb(4,4,16,16,p),new xb(8,16,32,32,p),new xb(8,16,128,128,p),new xb(8,32,128,256,p),new xb(32,128,258,1024,p),new xb(32,258,258,4096,p)],c.deflateInit=y,c.deflateInit2=x,c.deflateReset=v,c.deflateResetKeep=u,c.deflateSetHeader=w,c.deflate=z,c.deflateEnd=A,c.deflateInfo="pako deflate (from Nodeca project)"},{"../utils/common":27,"./adler32":29,"./crc32":31,"./messages":37,"./trees":38}],33:[function(a,b){"use strict";function c(){this.text=0,this.time=0,this.xflags=0,this.os=0,this.extra=null,this.extra_len=0,this.name="",this.comment="",this.hcrc=0,this.done=!1}b.exports=c},{}],34:[function(a,b){"use strict";var c=30,d=12;b.exports=function(a,b){var e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z,A,B,C;e=a.state,f=a.next_in,B=a.input,g=f+(a.avail_in-5),h=a.next_out,C=a.output,i=h-(b-a.avail_out),j=h+(a.avail_out-257),k=e.dmax,l=e.wsize,m=e.whave,n=e.wnext,o=e.window,p=e.hold,q=e.bits,r=e.lencode,s=e.distcode,t=(1<q&&(p+=B[f++]<>>24,p>>>=w,q-=w,w=v>>>16&255,0===w)C[h++]=65535&v;else{if(!(16&w)){if(0===(64&w)){v=r[(65535&v)+(p&(1<q&&(p+=B[f++]<>>=w,q-=w),15>q&&(p+=B[f++]<>>24,p>>>=w,q-=w,w=v>>>16&255,!(16&w)){if(0===(64&w)){v=s[(65535&v)+(p&(1<q&&(p+=B[f++]<q&&(p+=B[f++]<k){a.msg="invalid distance too far back",e.mode=c;break a}if(p>>>=w,q-=w,w=h-i,y>w){if(w=y-w,w>m&&e.sane){a.msg="invalid distance too far back",e.mode=c;break a}if(z=0,A=o,0===n){if(z+=l-w,x>w){x-=w;do C[h++]=o[z++];while(--w);z=h-y,A=C}}else 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a&&a.state?(d=a.state,0>b?(c=0,b=-b):(c=(b>>4)+1,48>b&&(b&=15)),b&&(8>b||b>15)?F:(null!==d.window&&d.wbits!==b&&(d.window=null),d.wrap=c,d.wbits=b,g(a))):F}function i(a,b){var c,d;return a?(d=new e,a.state=d,d.window=null,c=h(a,b),c!==C&&(a.state=null),c):F}function j(a){return i(a,rb)}function k(a){if(sb){var b;for(p=new r.Buf32(512),q=new r.Buf32(32),b=0;144>b;)a.lens[b++]=8;for(;256>b;)a.lens[b++]=9;for(;280>b;)a.lens[b++]=7;for(;288>b;)a.lens[b++]=8;for(v(x,a.lens,0,288,p,0,a.work,{bits:9}),b=0;32>b;)a.lens[b++]=5;v(y,a.lens,0,32,q,0,a.work,{bits:5}),sb=!1}a.lencode=p,a.lenbits=9,a.distcode=q,a.distbits=5}function l(a,b,c,d){var e,f=a.state;return null===f.window&&(f.wsize=1<=f.wsize?(r.arraySet(f.window,b,c-f.wsize,f.wsize,0),f.wnext=0,f.whave=f.wsize):(e=f.wsize-f.wnext,e>d&&(e=d),r.arraySet(f.window,b,c-d,e,f.wnext),d-=e,d?(r.arraySet(f.window,b,c-d,d,0),f.wnext=d,f.whave=f.wsize):(f.wnext+=e,f.wnext===f.wsize&&(f.wnext=0),f.whaven;){if(0===i)break 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P:if(1024&c.flags&&(q=c.length,q>i&&(q=i),q&&(c.head&&(wb=c.head.extra_len-c.length,c.head.extra||(c.head.extra=new Array(c.head.extra_len)),r.arraySet(c.head.extra,e,g,q,wb)),512&c.flags&&(c.check=t(c.check,e,q,g)),i-=q,g+=q,c.length-=q),c.length))break a;c.length=0,c.mode=Q;case Q:if(2048&c.flags){if(0===i)break a;q=0;do wb=e[g+q++],c.head&&wb&&c.length<65536&&(c.head.name+=String.fromCharCode(wb));while(wb&&i>q);if(512&c.flags&&(c.check=t(c.check,e,q,g)),i-=q,g+=q,wb)break a}else c.head&&(c.head.name=null);c.length=0,c.mode=R;case R:if(4096&c.flags){if(0===i)break a;q=0;do wb=e[g+q++],c.head&&wb&&c.length<65536&&(c.head.comment+=String.fromCharCode(wb));while(wb&&i>q);if(512&c.flags&&(c.check=t(c.check,e,q,g)),i-=q,g+=q,wb)break a}else c.head&&(c.head.comment=null);c.mode=S;case S:if(512&c.flags){for(;16>n;){if(0===i)break a;i--,m+=e[g++]<>9&1,c.head.done=!0),a.adler=c.check=0,c.mode=V;break;case T:for(;32>n;){if(0===i)break 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", + "
" + ].join("\n"); +}; +ePubViewer.functions.updateIndicators = function (message) { + if (ePubViewer.state.loaded) { + try { + ePubViewer.state["percent-read"] = Math.round(ePubViewer.state.book.locations.percentageFromCfi(ePubViewer.state.book.getCurrentLocationCfi()).toFixed(2) * 100); + } catch (e) {} + try { + ePubViewer.state["current-cfi"] = ePubViewer.state.book.getCurrentLocationCfi(); + } catch (e) {} + try { + ePubViewer.state["current-chapter"] = ePubViewer.state.book.toc[ePubViewer.state.book.spinePos].label; + } catch (e) {} + try { + document.title = ePubViewer.state["book-title"] + " - " + ePubViewer.state["book-author"]; + } catch (e) {} + if (ePubViewer.state.book.pagination.totalPages) { + ePubViewer.state["current-page"] = ePubViewer.state.book.pagination.pageFromCfi(ePubViewer.state.book.getCurrentLocationCfi()); + ePubViewer.state["total-pages"] = ePubViewer.state.book.pagination.totalPages; + } + } + + var els = document.querySelectorAll("[data-text]"); + var i = 0; + var nv = null; + for (i = 0; i < els.length; i++) { + try { + nv = ePubViewer.state[els[i].getAttribute("data-text")]; + if (els[i].innerHTML != nv) { + els[i].innerHTML = nv; + } + } catch (e) {} + } + + els = document.querySelectorAll("[data-href]"); + for (i = 0; i < els.length; i++) { + try { + nv = ePubViewer.state[els[i].getAttribute("data-href")]; + if (els[i].href != nv) { + els[i].href = nv; + } + } catch (e) {} + } + + els = document.querySelectorAll("[data-src]"); + for (i = 0; i < els.length; i++) { + try { + nv = ePubViewer.state[els[i].getAttribute("data-src")]; + if (els[i].src != nv) { + els[i].src = nv; + } + } catch (e) {} + } + + els = document.querySelectorAll("[data-if]"); + for (i = 0; i < els.length; i++) { + try { + var ea = ePubViewer.state[els[i].getAttribute("data-if")]; + if (ea) { + if (ea != "" && ea != 0 && ea != false) { + els[i].classList.remove("hidden"); + } else { + els[i].classList.add("hidden"); + } + } else { + els[i].classList.add("hidden"); + } + } catch (ex) {} + } + + els = document.querySelectorAll("[data-if-not]"); + for (i = 0; i < els.length; i++) { + try { + var eb = ePubViewer.state[els[i].getAttribute("data-if-not")]; + if (eb) { + if (eb != "" && eb != 0 && eb != false) { + els[i].classList.add("hidden"); + } else { + els[i].classList.remove("hidden"); + } + } else { + els[i].classList.remove("hidden"); + } + } catch (ex) {} + } +}; + +ePubViewer.functions.loadSettings = function () { + for (var k in ePubViewer.settings) { + if (ePubViewer.settings.hasOwnProperty(k)) { + var v = localStorage.getItem("ePubViewer|settings|" + k); + if (v !== null) { + ePubViewer.settings[k] = v; + console.log("Loaded setting: ", k, v); + } + + var el = document.querySelector(".reader [data-setting=" + k + "]"); + if (el) { + el.value = ePubViewer.settings[k]; + console.log("Updated setting chooser: ", el, k, v); + } + } + } + ePubViewer.functions.applySettings(); +}; + +ePubViewer.functions.updateSettingsFromSelectors = function () { + for (var k in ePubViewer.settings) { + if (ePubViewer.settings.hasOwnProperty(k)) { + var el = document.querySelector(".reader [data-setting=" + k + "]"); + if (el) { + if (el.value) { + var v = el.value; + if (el.tagName.toLowerCase() == "select") { + v = el.options[el.selectedIndex].value; + } + ePubViewer.settings[k] = v; + console.log("Updated setting: ", el, k, v); + ePubViewer.functions.saveSettings(); + } + } + } + } + ePubViewer.functions.applySettings(); +}; + +ePubViewer.functions.saveSettings = function () { + for (var k in ePubViewer.settings) { + if (ePubViewer.settings.hasOwnProperty(k)) { + var v = ePubViewer.settings[k]; + localStorage.setItem("ePubViewer|settings|" + k, v); + console.log("Saved setting: ", k, v); + } + } +}; + +ePubViewer.functions.applySettings = function () { + var font = ePubViewer.fonts[ePubViewer.settings.font] || ePubViewer.fonts.ArbutusSlab; + var theme = ePubViewer.themes[ePubViewer.settings.theme] || ePubViewer.themes.SepiaLight; + + try { + if (theme.light) { + document.body.classList.remove("dark"); + document.body.classList.add("light"); + } else { + document.body.classList.add("dark"); + document.body.classList.remove("light"); + } + } catch (ex) {} + + try { + var doc = ePubViewer.state.book.renderer.doc; + if (doc.getElementById("ePubViewerSettings") === null) { + doc.body.appendChild(doc.createElement("style")).id = "ePubViewerSettings"; + } + var styleEl = doc.getElementById("ePubViewerSettings"); + styleEl.innerHTML = [ + "html, body {", + "font-family: " + font["font-family"] + ";", + "font-size: " + ePubViewer.settings["font-size"] + ";", + "color: " + theme.color + " !important;", + "background-color: " + theme["background-color"] + " !important;", + "line-height: " + ePubViewer.settings["line-height"] + " !important;", + "}", + "p {", + "font-family: " + font["font-family"] + " !important;", + "font-size: " + ePubViewer.settings["font-size"] + " !important;", + "}" + ].join("\n"); + if (font.link) { + if (doc.getElementById("ePubViewerFontLink") === null) { + doc.body.appendChild(doc.createElement("link")).id = "ePubViewerFontLink"; + } + var el = document.getElementById("ePubViewerFontLink"); + el.setAttribute("rel", "stylesheet"); + el.setAttribute("href", font.link); + } + } catch (e) {} + + if (document.getElementById("ePubViewerAppSettings") === null) { + document.body.appendChild(document.createElement("style")).id = "ePubViewerAppSettings"; + } + var styleEla = document.getElementById("ePubViewerAppSettings"); + styleEla.innerHTML = [ + ".reader {", + "font-family: " + font["font-family"] + ";", + "color: " + theme.color + ";", + "background-color: " + theme["background-color"] + ";", + "}", + ".reader .main .content {", + "margin: 5px " + ePubViewer.settings.margin + ";", + "}", + ".reader .main .sidebar.overlay {", + "color: " + theme.color + ";", + "background: " + theme["background-color"] + " !important;", + "}", + ].join("\n"); + if (font.link) { + if (document.getElementById("ePubViewerAppFontLink") === null) { + document.body.appendChild(document.createElement("link")).id = "ePubViewerAppFontLink"; + } + var ela = document.getElementById("ePubViewerAppFontLink"); + ela.setAttribute("rel", "stylesheet"); + ela.setAttribute("href", font.link); + } +}; + +ePubViewer.functions.getCoverURL = function (callback) { + ePubViewer.state.book.coverUrl().then(function (blobUrl) { + console.log(blobUrl); + var xhr = new XMLHttpRequest(); + xhr.responseType = 'blob'; + xhr.onload = function () { + var recoveredBlob = xhr.response; + var reader = new FileReader(); + reader.onload = function () { + callback(reader.result); + }; + reader.readAsDataURL(recoveredBlob); + }; + xhr.open('GET', blobUrl); + xhr.send(); + }); +}; +ePubViewer.actions = {}; +ePubViewer.actions.settingsReset = function () { + for (var k in ePubViewer.settings) { + if (ePubViewer.settings.hasOwnProperty(k)) { + try { + delete localStorage["ePubViewer|settings|" + k]; + } catch (e) {} + console.log("Deleted setting: ", k); + } + } + window.location.reload(); +}; +ePubViewer.actions.allReset = function () { + if (confirm("Really delete all settings and book progress information?")) { + for (var i = 0; i < localStorage.length; i++) { + var k = localStorage.key(i); + if (k.startsWith("ePubViewer|")) { + try { + delete localStorage[k]; + } catch (e) {} + } + } + window.location.reload(); + } +}; +ePubViewer.actions.showSidebar = function (sbname) { + var sbels = document.querySelectorAll(".reader .sidebar [data-sidebar]"); + for (var i = 0; i < sbels.length; i++) { + try { + if (sbels[i].getAttribute("data-sidebar") == sbname) { + sbels[i].classList.add("visible"); + } else { + sbels[i].classList.remove("visible"); + } + } catch (e) {} + } + var sb = document.querySelector(".reader .sidebar"); + sb.classList.add("visible"); + sb.classList.remove("hidden"); +}; +ePubViewer.actions.closeSidebars = function () { + var sbels = document.querySelectorAll(".reader .sidebar [data-sidebar]"); + for (var i = 0; i < sbels.length; i++) { + sbels[i].classList.remove("visible"); + } + var sb = document.querySelector(".reader .sidebar"); + sb.classList.remove("visible"); + sb.classList.add("hidden"); +}; +ePubViewer.actions.prevPage = function () { + ePubViewer.state.book.prevPage(); +}; +ePubViewer.actions.nextPage = function () { + ePubViewer.state.book.nextPage(); +}; +ePubViewer.actions.gotoChapter = function (chapter) { + if (chapter.indexOf("epubcfi") > -1) { + ePubViewer.state.book.gotoCfi(chapter); + } else { + ePubViewer.state.book.gotoHref(chapter); + } +}; +ePubViewer.actions.doSearch = function(q) { + return new Promise(function(resolve, reject) { + var r = ePubViewer.elements.searchResults; + + r.innerHTML = ""; + + var resultPromises = []; + + q = q.replace(/^\s+|\s+$/g,''); + + if (q.length < 3) { + r.innerHTML = 'Please enter at least 3 characters'; + resolve([]); + return; + } + + for (var i = 0; i < ePubViewer.state.book.spine.length; i++) { + var spineItem = ePubViewer.state.book.spine[i]; + resultPromises.push(new Promise(function(resolve, reject) { + new Promise(function(resolve, reject) { + resolve(new EPUBJS.Chapter(spineItem, ePubViewer.state.book.store, ePubViewer.state.book.credentials)); + }).then(function(chapter) { + return new Promise(function(resolve, reject) { + chapter.load().then(function() { + resolve(chapter); + }).catch(reject); + }); + }).then(function(chapter) { + return Promise.resolve(chapter.find(q)); + }).then(function(result) { + resolve(result); + }); + })); + } + Promise.all(resultPromises).then(function(results) { + return new Promise(function(resolve, reject) { + resolve(results); + var mergedResults = [].concat.apply([], results); + console.log(mergedResults); + var max = mergedResults.length; + max = max > 100 ? 100 : max; + var fragment = document.createDocumentFragment() + for (var i = 0; i < max; i++) { + try { + var er = document.createElement("a"); + er.classList.add("result"); + er.href = "javascript:void(0);"; + er.addEventListener("click", function() { + console.log(this.getAttribute("data-location")); + ePubViewer.state.book.goto(this.getAttribute("data-location")); + }); + er.setAttribute("data-location", mergedResults[i].cfi); + er.innerHTML = mergedResults[i].excerpt; + fragment.appendChild(er); + } catch (e) { + console.warn(e); + } + } + r.appendChild(fragment); + }); + }); + }); +}; +ePubViewer.actions.loadBook = function (urlOrArrayBuffer) { + ePubViewer.actions.clearSearch(); + ePubViewer.elements.tocList.innerHTML = ""; + + ePubViewer.elements.content.innerHTML = ""; + ePubViewer.state.book = ePub({ + "storage": false + }); + ePubViewer.state.book.on("book:loadFailed", function () { + ePubViewer.state.loaded = false; + ePubViewer.functions.updateIndicators(); + ePubViewer.functions.showFatalError("Error loading book"); + }); + ePubViewer.state.book.open(urlOrArrayBuffer); + + ePubViewer.state.book.getMetadata().then(function (meta) { + try { + ePubViewer.state.book.nextPage(); + } catch (e) {} + + ePubViewer.state["book-title"] = meta.bookTitle; + ePubViewer.state["book-author"] = meta.creator; + + try { + ePubViewer.functions.getCoverURL(function (u) { + ePubViewer.state["cover-url"] = u; + }); + } catch (e) {} + + ePubViewer.state["book-id"] = [meta.bookTitle, meta.creator, meta.identifier, meta.publisher].join(":"); + + var curpostmp = localStorage.getItem("ePubViewer|" + ePubViewer.state["book-id"] + "|curPosCfi"); + if (curpostmp) { + ePubViewer.state.book.goto(curpostmp); + } + + ePubViewer.state.book.on('renderer:locationChanged', function (locationCfi) { + localStorage.setItem("ePubViewer|" + ePubViewer.state["book-id"] + "|curPosCfi", ePubViewer.state.book.getCurrentLocationCfi()); + }); + + ePubViewer.state.book.locations.generate().then(function () { + ePubViewer.functions.updateIndicators(); + }); + + var ismobile = (/Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent)); + if (!ismobile) { + window.setTimeout(function () { + var w = 600; + var h = 800; + ePubViewer.state.book.generatePagination(w, h).then(function () { + ePubViewer.functions.updateIndicators(); + }); + }, 1000); + } + + ePubViewer.state.book.on('renderer:locationChanged', function (locationCfi) { + ePubViewer.functions.updateIndicators(); + }); + + ePubViewer.state.book.getToc().then(function (toc) { + ePubViewer.state.toc = toc; + var containerel = ePubViewer.elements.tocList; + containerel.innerHTML = ""; + for (var i = 0; i < toc.length; i++) { + console.log(toc[i]); + var entryel = document.createElement("a"); + entryel.classList.add("toc-entry"); + entryel.innerHTML = toc[i].label; + entryel.setAttribute("data-cfi", toc[i].href); + entryel.href = "javascript:void(0);"; + entryel.onclick = function (e) { + ePubViewer.actions.gotoChapter(e.target.getAttribute("data-cfi")); + }; + containerel.appendChild(entryel); + if (toc[i].subitems) { + for (var j = 0; j < toc[i].subitems.length; j++) { + var entryela = document.createElement("a"); + entryela.classList.add("toc-entry"); + entryela.style.paddingLeft = "20px"; + entryela.innerHTML = toc[i].subitems[j].label; + entryela.setAttribute("data-cfi", toc[i].subitems[j].href); + entryela.href = "javascript:void(0);"; + entryela.onclick = function (e) { + ePubViewer.actions.gotoChapter(e.target.getAttribute("data-cfi")); + }; + containerel.appendChild(entryela); + if (toc[i].subitems[j].subitems) { + for (var k = 0; k < toc[i].subitems[j].subitems.length; k++) { + var entryelb = document.createElement("a"); + entryelb.classList.add("toc-entry"); + entryelb.style.paddingLeft = "40px"; + entryelb.innerHTML = toc[i].subitems[j].subitems[k].label; + entryelb.setAttribute("data-cfi", toc[i].subitems[j].subitems[k].href); + entryelb.href = "javascript:void(0);"; + entryelb.onclick = function (e) { + ePubViewer.actions.gotoChapter(e.target.getAttribute("data-cfi")); + }; + containerel.appendChild(entryelb); + } + } + } + } + } + }); + + ePubViewer.state.book.on('renderer:locationChanged', function (locationCfi) { + try { + var toclist = document.querySelectorAll(".reader .toc .toc-entry"); + for (var e = 0; e < toclist.length; e++) { + if (toclist[e].getAttribute("data-cfi") == "epubcfi(" + ePubViewer.state.book.currentChapter.cfiBase + ")") { + toclist[e].classList.add("active"); + } else { + toclist[e].classList.remove("active"); + } + } + } catch (ex) {} + }); + + ePubViewer.functions.applySettings(); + }); + + ePubViewer.state.loaded = true; + ePubViewer.functions.updateIndicators(); + ePubViewer.state.book.renderTo(ePubViewer.elements.content); +}; +ePubViewer.actions.handleSearch = function() { + ePubViewer.actions.doSearch(ePubViewer.elements.searchBox.value); +}; +ePubViewer.actions.clearSearch = function() { + ePubViewer.elements.searchResults.innerHTML = ""; +}; +ePubViewer.actions.openBook = function () { + var fi = document.createElement("input"); + fi.accept = "application/epub+zip"; + fi.style.display = "none"; + fi.type = "file"; + fi.onchange = function (event) { + var reader = new FileReader(); + reader.addEventListener("load", function () { + var arr = (new Uint8Array(reader.result)).subarray(0, 2); + var header = ""; + for (var i = 0; i < arr.length; i++) { + header += arr[i].toString(16); + } + console.log(header); + if (header == "504b") { + ePubViewer.actions.loadBook(reader.result); + } else { + ePubViewer.functions.showFatalError("The book you chose is not a valid epub book. Please try again."); + } + }, false); + if (fi.files[0]) { + reader.readAsArrayBuffer(fi.files[0]); + } + }; + document.body.appendChild(fi); + fi.click(); +}; +ePubViewer.actions.fullScreen = function () { + document.fullscreenEnabled = document.fullscreenEnabled || document.mozFullScreenEnabled || document.documentElement.webkitRequestFullScreen; + + var requestFullscreen = function (element) { + if (element.requestFullscreen) { + element.requestFullscreen(); + } else if (element.mozRequestFullScreen) { + element.mozRequestFullScreen(); + } else if (element.webkitRequestFullScreen) { + element.webkitRequestFullScreen(Element.ALLOW_KEYBOARD_INPUT); + } + }; + + if (document.fullscreenEnabled) { + requestFullscreen(document.documentElement); + } +}; +ePubViewer.init = function () { + ePubViewer.elements.content = document.querySelector(".reader .content"); + ePubViewer.elements.openButton = document.querySelector(".reader .header .open-button"); + ePubViewer.elements.searchResults = document.querySelector(".reader .search-results"); + ePubViewer.elements.searchBox = document.querySelector('.reader .search-box'); + ePubViewer.elements.tocList = document.querySelector(".reader .toc"); + + EPUBJS.Hooks.register('beforeChapterDisplay').swipeDetection = function (callback, renderer) { + var swiper = renderer.doc.createElement('script'); + swiper.innerHTML = 'function Swiper(f,g,h,k,l){var b=null,c=null;f.addEventListener("touchstart",function(a){b=a.touches[0].clientX;c=a.touches[0].clientY},!1);f.addEventListener("touchmove",function(a){if(b&&c){var d=b-a.touches[0].clientX;a=c-a.touches[0].clientY;var e=Math.abs(d)>Math.abs(a);e&&30>Math.abs(d)||!e&&30>Math.abs(a)||(e?0 (third * 2)) { + ePubViewer.actions.nextPage(); + } + }); + if (callback) callback(); + }; + + EPUBJS.Hooks.register("beforeChapterDisplay").noSelection = function (callback, renderer) { + renderer.doc.body.appendChild(document.createElement("style")).innerHTML = [ + "* {", + " -webkit-user-select: none;", + " -moz-user-select: none;", + " -ms-user-select: none;", + " user-select: none;", + " -webkit-user-drag: none;", + " -moz-user-drag: none;", + " -ms-user-drag: none;", + " user-drag: none;", + "}" + ].join("\n"); + if (callback) callback(); + }; + + EPUBJS.Hooks.register("beforeChapterDisplay").styles = function (callback, renderer) { + renderer.doc.body.appendChild(document.createElement("style")).innerHTML = [ + "a:link, a:visited {", + " color: inherit;", + " background: rgba(0,0,0,0.05);", + "}", + "", + "html {", + " line-height: 1.5;", + " column-rule: 1px inset rgba(0,0,0,0.05);", + "}" + ].join("\n"); + if (callback) callback(); + }; + + EPUBJS.Hooks.register("beforeChapterDisplay").settings = function (callback, renderer) { + ePubViewer.functions.applySettings(); + if (callback) callback(); + }; + + ePubViewer.functions.updateIndicators(); + window.setInterval(ePubViewer.functions.updateIndicators, 1000); + + ePubViewer.functions.loadSettings(); + + (function loadFromURL() { + var ufn = location.search.replace("?", "") || location.hash.replace("#", ""); + if (ufn.startsWith("!")) { + ufn = ufn.replace("!", ""); + document.getElementById("openbutton").style = "display: none !important"; + } + if (ufn) { + ePubViewer.actions.loadBook(ufn); + } + })(); + (function nwjsfunctions() { + if (typeof nw != "undefined") { + var gui = require('nw.gui'); + var fs = require('fs'); + var uto = gui.App.argv[0]; + fs.stat(uto, function (err, stat) { + if (err == null) { + ePubViewer.actions.loadBook("file://" + uto); + } else if (err.code == 'ENOENT') {} else {} + }); + } + })(); + window.clearTimeout(ePubViewerLoadError); + document.body.parentElement.classList.remove("load-error"); +}; +ePubViewer.init(); \ No newline at end of file diff --git a/public/static/reader/epub/style.css b/public/static/reader/epub/style.css new file mode 100644 index 00000000..0b122165 --- /dev/null +++ b/public/static/reader/epub/style.css @@ -0,0 +1,492 @@ +.reader { + display: flex; + flex-direction: column; + align-content: space-between; + justify-content: space-between; + position: fixed; + top: 0; + left: 0; + bottom: 0; + right: 0; + font-family: 'Open Sans', sans-serif; + background: #FFFFFF; + color: #000000; +} + +.reader .header, +.reader .footer { + flex: 0 0 auto; + display: flex; + flex-direction: row; + align-content: space-between; + justify-content: space-between; + height: 30px; + line-height: 30px; + font-size: 14px; +} + +.reader .header .material-icons, +.reader .footer .material-icons { + display: inline-block; + font-size: 20px; + line-height: 30px; + width: 30px; + text-align: center; +} + +@media only screen and (max-width: 500px) { + .nomobile { + display: none !important; + } +} + +@media only screen and (min-height: 500px) and (min-width: 500px) { + .reader .header, + .reader .footer { + height: 50px; + line-height: 50px; + } + .reader .header .material-icons, + .reader .footer .material-icons { + line-height: 50px; + width: 50px; + } +} + +.reader .header .left, +.reader .header .right, +.reader .footer .left, +.reader .footer .right { + flex: 0 0 auto; +} + +.reader .header .center, +.reader .footer .center { + flex: 1; + text-align: center; +} + +.reader .header .item, +.reader .footer .item, +.reader .header .item:link, +.reader .footer .item:link, +.reader .header .item:visited, +.reader .footer .item:visited { + display: inline-block; + color: inherit; + opacity: 0.65; + text-decoration: none; +} + +.reader .header .item:link, +.reader .footer .item:link { + cursor: pointer; +} + +.reader .header .item:hover, +.reader .footer .item:hover { + opacity: 1.0; +} + +.reader .header .item:active, +.reader .footer .item:active { + transform: scale(1.02); +} + +.reader .main { + flex: 1; + display: flex; + flex-direction: row; + align-content: flex-start; + justify-content: flex-start; +} + +.reader .main .content { + flex: 1; + display: flex; +} + +.reader .main .content :first-child { + flex: 1; +} + +.reader .main .content .welcome { + display: flex; + flex-direction: column; + align-items: center; + justify-content: center; +} + +.reader .main .content .welcome .welcome-inner { + flex: 0 0 auto; + padding-bottom: 200px; +} + +.reader .main .content .welcome .welcome-inner .title { + font-size: 40px; + font-weight: 300; + display: block; + padding: 20px; +} + +.reader .main .content .welcome .welcome-inner .menu { + display: block; + text-align: center; +} + +.reader .main .content .welcome .welcome-inner .menu .big-item, +.reader .main .content .welcome .welcome-inner .menu .big-item:link, +.reader .main .content .welcome .welcome-inner .menu .big-item:visited { + display: inline-block; + width: 150px; + max-width: 100%; + font-size: 20px; + border-radius: 10px; + padding: 10px; + text-align: center; + margin: auto; + color: inherit; + text-decoration: none; + margin: 20px; + background: rgba(0, 0, 0, 0.03); + border: 1px solid rgba(0, 0, 0, 0.1); +} + +.reader .main .content .welcome .welcome-inner .menu .big-item:hover, +.reader .main .content .welcome .welcome-inner .menu .big-item:active { + background: rgba(0, 0, 0, 0.1); +} + +.reader .main .content .welcome .welcome-inner .menu .big-item:active { + border: 1px solid rgba(0, 0, 0, 0.2); + border-bottom: 3px solid rgba(0, 0, 0, 0.2); +} + +.reader .main .sidebar { + flex: 0 0 auto; + max-width: 250px; + overflow-y: auto; + border-right: 1px solid rgba(0,0,0,0.1); + font-size: 14px; + min-width: 200px; +} + +.reader .main .sidebar.hidden { + display: none; +} + +.reader .main .sidebar.visible { + display: block; +} + +.reader .main .sidebar.hidden { + display: none; +} + +.reader .main .sidebar.visible { + display: block; +} + +.reader .main .sidebar.overlay { + position: fixed; + top: 30px; + left: 0; + bottom: 30px; + background: inherit; + z-index: 1000000; + transition: transform 0.2s ease-in-out; +} + +.reader .main .sidebar.overlay.hidden { + display: block !important; + transform: translateX(-100%); +} + +.reader .main .sidebar.overlay.visible { + display: block !important; + transform: none; +} + +@media only screen and (min-height: 500px) and (min-width: 500px) { + .reader .main .sidebar.overlay { + top: 50px; + bottom: 50px; + } +} + +.reader .main .sidebar .sidebar-inner { + display: block; + display: flex; + height: 100%; + flex-direction: column; +} + +.reader .main .sidebar .sidebar-inner .sidebar-contents { + flex: 1; + height: 100%; + overflow-y: auto; +} + +.reader .main .sidebar .sidebar-header { + display: block; + padding: 5px; + border-bottom: 1px solid rgba(0, 0, 0, 0.1); + margin-bottom: 5px; + font-size: 130%; + flex: 0 0 auto; +} + +.reader .main .sidebar .sidebar-header .x { + display: block; + float: right; + font-size: 100%; + background: rgba(0, 0, 0, 0.001); + color: inherit; +} + +.reader .main .sidebar .sidebar-inner { + display: none; +} + +.reader .main .sidebar .toc-sidebar .toc { + display: block; +} + +.reader .main .sidebar .toc-sidebar .toc .toc-entry, +.reader .main .sidebar .toc-sidebar .toc .toc-entry:link, +.reader .main .sidebar .toc-sidebar .toc .toc-entry:visited { + display: block; + white-space: nowrap; + text-overflow: ellipsis; + color: inherit; + text-decoration: none; + overflow: hidden; + padding: 7px 3px; + margin-right: 3px; +} + +.reader .main .sidebar .toc-sidebar .toc .toc-entry:hover { + background: rgba(0, 0, 0, 0.1); +} + +.reader .main .sidebar .book-info { + display: block; + margin: 5px; +} + +.reader .main .sidebar .book-info .cover { + display: block; + max-width: 90px; + margin: 10px auto; +} + +.reader .main .sidebar .book-info .cover img { + width: 100%; +} + +.reader .main .sidebar .book-info .meta { + display: block; + text-align: center; +} + +.reader .main .sidebar .book-info .meta .book-title { + display: block; + text-align: center; + font-size: 125%; +} + +.reader .main .sidebar .progress-info { + display: block; + margin: 5px auto; + max-width: 70%; + border-top: 1px solid rgba(0, 0, 0, 0.1); + text-align: center; +} + +.reader .main .sidebar .progress-info>div { + display: block; + margin: 3px auto; +} + +.reader .main .sidebar .search-sidebar .search-bar { + display: flex; +} + +.reader .main .sidebar .search-sidebar .search-bar .search-box, +.reader .main .sidebar .search-sidebar .search-bar button { + border-radius: 0 !important; + padding: 3px !important; + border-color: rgba(0,0,0,0.3); + outline: 0; +} + +.reader .main .sidebar .search-sidebar .search-bar .search-box { + width: auto; + flex: 1; + cursor: text; +} +.reader .main .sidebar .search-sidebar .search-bar button { + flex: 0 0 30px; +} + +.reader .main .sidebar .search-sidebar .search-results { + display: block; +} + +.reader .main .sidebar .search-sidebar .search-results a.result, +.reader .main .sidebar .search-sidebar .search-results a.result:link, +.reader .main .sidebar .search-sidebar .search-results a.result:visited { + display: block; + text-decoration: none; + color: inherit; + padding: 14px; + border-bottom: 1px solid rgba(0,0,0,0.1); + font-size: 85%; +} + +.reader .main .sidebar .search-sidebar .search-results a.result:hover { + background: rgba(0,0,0,0.05); +} + +.reader .main .sidebar .search-sidebar .search-results a.result:active { + background: rgba(0,0,0,0.10); +} + +body.dark .reader .main .sidebar .search-sidebar .search-results a.result, +body.dark .reader .main .sidebar .search-sidebar .search-results a.result:link, +body.dark .reader .main .sidebar .search-sidebar .search-results a.result:visited { + border-bottom: 1px solid rgba(255,255,255,0.1); +} + +body.dark .reader .main .sidebar .search-sidebar .search-results a.result:hover { + background: rgba(255,255,255,0.05); +} + +body.dark .reader .main .sidebar .search-sidebar .search-results a.result:active { + background: rgba(255,255,255,0.10); +} + +.reader .main .sidebar .control { + display: flex; + margin: 5px 2px; +} + +.reader .main .sidebar .control .label { + flex: 1; + text-align: left; + font-size: 14px; +} + +.reader .main .sidebar .control select, +.reader .main .sidebar .control input, +.reader .main .sidebar .control button { + flex: 1; +} + +select, +button, +input[type="text"] { + background: transparent; + width: 130px; + padding: 5px; + font-size: 16px; + border: 1px solid rgba(0,0,0,0.5); + -webkit-appearance: none; + -moz-appearance: none; + appearance: none; + background: rgba(0,0,0,0.3); + color: rgba(255,255,255,0.8); + border-radius: 5px; + -webkit-user-select: text !important; + -moz-user-select: text !important; + -ms-user-select: text !important; + user-select: text !important; +} + +select { + padding: 5px 35px 5px 5px; +} + +select:hover, +button:hover, +input[type="text"]:hover { + background: rgba(0,0,0,0.45); + cursor: pointer; +} + +body.light select, +body.light button , +body.light input[type="text"]{ + background: rgba(255,255,255,0.3); + color: rgba(0,0,0,0.8); +} + +body.light select:hover, +body.light button:hover, +body.light input[type="text"]:hover { + background: rgba(255,255,255,0.45); +} + +select::-ms-expand { + display: none; /* remove default arrow in IE 10 and 11 */ +} + +.reader .main .sidebar div.visible { + display: block; + display: flex; +} + +.reader * { + -webkit-user-select: none; + -moz-user-select: none; + -ms-user-select: none; + user-select: none; +} + +.reader .hidden { + display: none !important; +} + +.error.banner { + display: none; + position: fixed; + z-index: 1000000000; + top: 0; + left: 0; + right: 0; + color: #FFFFFF; + background: #a94442; + padding: 20px; + font-family: 'Open Sans', 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif; +} + +html.no-flex .error.banner.incompatible-browser { + display: block; + z-index: 1000000005; +} + +html.load-error .error.banner.load-error { + display: block; + z-index: 1000000004; +} + +::-webkit-scrollbar-track { + background-color: transparent; +} + +::-webkit-scrollbar { + width: 6px; + background-color: rgba(0,0,0,0.07); +} + +::-webkit-scrollbar:hover { + background-color: rgba(0,0,0,0.1); +} + +::-webkit-scrollbar-thumb { + background-color: rgba(0,0,0,0.3); +} + +::-webkit-scrollbar-thumb:hover{ + background-color: rgba(0,0,0,0.4); +}