2 lines
14 KiB
JavaScript
2 lines
14 KiB
JavaScript
EPUBJS.reader={},EPUBJS.reader.plugins={},function(a){var b=a.ePubReader||{},c=a.ePubReader=function(a,b){return new EPUBJS.Reader(a,b)};_.extend(c,{noConflict:function(){return a.ePubReader=b,this}}),"function"==typeof define&&define.amd?define(function(){return Reader}):"undefined"!=typeof module&&module.exports&&(module.exports=c)}(window,jQuery),EPUBJS.Reader=function(a,b){var c,d,e,f=this,g=$("#viewer"),h=window.location.search;h&&(e=h.slice(1).split("&"),e.forEach(function(a){var c=a.split("="),d=c[0],e=c[1]||"";b[d]=e})),this.settings=_.defaults(b||{},{bookPath:a,restore:!0,reload:!1,bookmarks:null,annotations:null,contained:null,bookKey:null,styles:null,sidebarReflow:!1,generatePagination:!1,history:!0}),this.setBookKey(a),this.settings.restore&&this.isSaved()&&this.applySavedSettings(),this.settings.styles=this.settings.styles||{fontSize:"100%"},this.book=c=new EPUBJS.Book({bookPath:this.settings.bookPath,restore:this.settings.restore,reload:this.settings.reload,contained:this.settings.contained,bookKey:this.settings.bookKey,styles:this.settings.styles}),this.settings.previousLocationCfi&&c.gotoCfi(this.settings.previousLocationCfi),this.offline=!1,this.sidebarOpen=!1,this.settings.bookmarks||(this.settings.bookmarks=[]),this.settings.annotations||(this.settings.annotations=[]),this.settings.generatePagination&&c.generatePagination(g.width(),g.height()),c.renderTo("viewer"),f.ReaderController=EPUBJS.reader.ReaderController.call(f,c),f.SettingsController=EPUBJS.reader.SettingsController.call(f,c),f.ControlsController=EPUBJS.reader.ControlsController.call(f,c),f.SidebarController=EPUBJS.reader.SidebarController.call(f,c),f.BookmarksController=EPUBJS.reader.BookmarksController.call(f,c),f.NotesController=EPUBJS.reader.NotesController.call(f,c);for(d in EPUBJS.reader.plugins)EPUBJS.reader.plugins.hasOwnProperty(d)&&(f[d]=EPUBJS.reader.plugins[d].call(f,c));return c.ready.all.then(function(){f.ReaderController.hideLoader()}),c.getMetadata().then(function(a){f.MetaController=EPUBJS.reader.MetaController.call(f,a)}),c.getToc().then(function(a){f.TocController=EPUBJS.reader.TocController.call(f,a)}),window.addEventListener("beforeunload",this.unload.bind(this),!1),window.addEventListener("hashchange",this.hashChanged.bind(this),!1),document.addEventListener("keydown",this.adjustFontSize.bind(this),!1),c.on("renderer:keydown",this.adjustFontSize.bind(this)),c.on("renderer:keydown",f.ReaderController.arrowKeys.bind(this)),c.on("renderer:selected",this.selectedRange.bind(this)),this},EPUBJS.Reader.prototype.adjustFontSize=function(a){var b,c=2,d=187,e=189,f=48,g=a.ctrlKey||a.metaKey;this.settings.styles&&(this.settings.styles.fontSize||(this.settings.styles.fontSize="100%"),b=parseInt(this.settings.styles.fontSize.slice(0,-1)),g&&a.keyCode==d&&(a.preventDefault(),this.book.setStyle("fontSize",b+c+"%")),g&&a.keyCode==e&&(a.preventDefault(),this.book.setStyle("fontSize",b-c+"%")),g&&a.keyCode==f&&(a.preventDefault(),this.book.setStyle("fontSize","100%")))},EPUBJS.Reader.prototype.addBookmark=function(a){var b=this.isBookmarked(a);b>-1||(this.settings.bookmarks.push(a),this.trigger("reader:bookmarked",a))},EPUBJS.Reader.prototype.removeBookmark=function(a){var b=this.isBookmarked(a);-1!==b&&(delete this.settings.bookmarks[b],this.trigger("reader:unbookmarked",b))},EPUBJS.Reader.prototype.isBookmarked=function(a){var b=this.settings.bookmarks;return b.indexOf(a)},EPUBJS.Reader.prototype.clearBookmarks=function(){this.settings.bookmarks=[]},EPUBJS.Reader.prototype.addNote=function(a){this.settings.annotations.push(a)},EPUBJS.Reader.prototype.removeNote=function(a){var b=this.settings.annotations.indexOf(a);-1!==b&&delete this.settings.annotations[b]},EPUBJS.Reader.prototype.clearNotes=function(){this.settings.annotations=[]},EPUBJS.Reader.prototype.setBookKey=function(a){return this.settings.bookKey||(this.settings.bookKey="epubjsreader:"+EPUBJS.VERSION+":"+window.location.host+":"+a),this.settings.bookKey},EPUBJS.Reader.prototype.isSaved=function(){var a;return localStorage?(a=localStorage.getItem(this.settings.bookKey),null===a?!1:!0):!1},EPUBJS.Reader.prototype.removeSavedSettings=function(){return localStorage?void localStorage.removeItem(this.settings.bookKey):!1},EPUBJS.Reader.prototype.applySavedSettings=function(){var a;return localStorage?(a=JSON.parse(localStorage.getItem(this.settings.bookKey)),a?(this.settings=_.defaults(this.settings,a),!0):!1):!1},EPUBJS.Reader.prototype.saveSettings=function(){return this.book&&(this.settings.previousLocationCfi=this.book.getCurrentLocationCfi()),localStorage?void localStorage.setItem(this.settings.bookKey,JSON.stringify(this.settings)):!1},EPUBJS.Reader.prototype.unload=function(){this.settings.restore&&localStorage&&this.saveSettings()},EPUBJS.Reader.prototype.hashChanged=function(){var a=window.location.hash.slice(1);this.book.goto(a)},EPUBJS.Reader.prototype.selectedRange=function(a){var b=new EPUBJS.EpubCFI,c=b.generateCfiFromRangeAnchor(a,this.book.renderer.currentChapter.cfiBase),d="#"+c;this.settings.history&&window.location.hash!=d&&(history.pushState({},"",d),this.currentLocationCfi=c)},RSVP.EventTarget.mixin(EPUBJS.Reader.prototype),EPUBJS.reader.BookmarksController=function(){var a=this.book,b=$("#bookmarksView"),c=b.find("#bookmarks"),d=document.createDocumentFragment(),e=function(){b.show()},f=function(){b.hide()},g=0,h=function(b){var c=document.createElement("li"),d=document.createElement("a");return c.id="bookmark-"+g,c.classList.add("list_item"),d.textContent=b,d.href=b,d.classList.add("bookmark_link"),d.addEventListener("click",function(b){var c=this.getAttribute("href");a.gotoCfi(c),b.preventDefault()},!1),c.appendChild(d),g++,c};return this.settings.bookmarks.forEach(function(a){var b=h(a);d.appendChild(b)}),c.append(d),this.on("reader:bookmarked",function(a){var b=h(a);c.append(b)}),this.on("reader:unbookmarked",function(a){var b=$("#bookmark-"+a);b.remove()}),{show:e,hide:f}},EPUBJS.reader.ControlsController=function(a){var b=this,c=($("#store"),$("#fullscreen")),d=($("#fullscreenicon"),$("#cancelfullscreenicon"),$("#slider")),e=($("#main"),$("#sidebar"),$("#setting")),f=$("#bookmark"),g=function(){b.offline=!1},h=function(){b.offline=!0},i=!1;return a.on("book:online",g),a.on("book:offline",h),d.on("click",function(){b.sidebarOpen?(b.SidebarController.hide(),d.addClass("icon-menu"),d.removeClass("icon-right")):(b.SidebarController.show(),d.addClass("icon-right"),d.removeClass("icon-menu"))}),c.on("click",function(){screenfull.toggle($("#container")[0])}),screenfull&&document.addEventListener(screenfull.raw.fullscreenchange,function(){i=screenfull.isFullscreen,i?c.addClass("icon-resize-small").removeClass("icon-resize-full"):c.addClass("icon-resize-full").removeClass("icon-resize-small")}),e.on("click",function(){b.SettingsController.show()}),f.on("click",function(){var a=b.book.getCurrentLocationCfi(),c=b.isBookmarked(a);-1===c?(b.addBookmark(a),f.addClass("icon-bookmark").removeClass("icon-bookmark-empty")):(b.removeBookmark(a),f.removeClass("icon-bookmark").addClass("icon-bookmark-empty"))}),a.on("renderer:locationChanged",function(a){var c="#"+a,d=b.isBookmarked(a);-1===d?f.removeClass("icon-bookmark").addClass("icon-bookmark-empty"):f.addClass("icon-bookmark").removeClass("icon-bookmark-empty"),b.currentLocationCfi=a,b.settings.history&&window.location.hash!=c&&history.pushState({},"",c)}),a.on("book:pageChanged",function(){}),{}},EPUBJS.reader.MetaController=function(a){var b=a.bookTitle,c=a.creator,d=$("#book-title"),e=$("#chapter-title"),f=$("#title-seperator");document.title=b+" – "+c,d.html(b),e.html(c),f.show()},EPUBJS.reader.NotesController=function(){var a=this.book,b=this,c=$("#notesView"),d=$("#notes"),e=$("#note-text"),f=$("#note-anchor"),g=b.settings.annotations,h=a.renderer,i=[],j=new EPUBJS.EpubCFI,k=function(){c.show()},l=function(){c.hide()},m=function(c){var d,g,h,i,k,l=a.renderer.doc;if(l.caretPositionFromPoint?(d=l.caretPositionFromPoint(c.clientX,c.clientY),g=d.offsetNode,h=d.offset):l.caretRangeFromPoint&&(d=l.caretRangeFromPoint(c.clientX,c.clientY),g=d.startContainer,h=d.startOffset),3!==g.nodeType)for(var p=0;p<g.childNodes.length;p++)if(3==g.childNodes[p].nodeType){g=g.childNodes[p];break}h=g.textContent.indexOf(".",h),-1===h?h=g.length:h+=1,i=j.generateCfiFromTextNode(g,h,a.renderer.currentChapter.cfiBase),k={annotatedAt:new Date,anchor:i,body:e.val()},b.addNote(k),n(k),o(k),e.val(""),f.text("Attach"),e.prop("disabled",!1),a.off("renderer:click",m)},n=function(b){var c=document.createElement("li"),e=document.createElement("a");c.innerHTML=b.body,e.innerHTML=" context »",e.href="#"+b.anchor,e.onclick=function(){return a.gotoCfi(b.anchor),!1},c.appendChild(e),d.append(c)},o=function(b){var c=a.renderer.doc,d=document.createElement("span"),e=document.createElement("a");d.classList.add("footnotesuperscript","reader_generated"),d.style.verticalAlign="super",d.style.fontSize=".75em",d.style.position="relative",d.style.lineHeight="1em",e.style.display="inline-block",e.style.padding="2px",e.style.backgroundColor="#fffa96",e.style.borderRadius="5px",e.style.cursor="pointer",d.id=b.anchor,e.innerHTML=g.indexOf(b)+1+"[Reader]",d.appendChild(e),j.addMarker(b.anchor,c,d),p(d,b.body)},p=function(a,c){var d=a.id,e=function(){var b,e,k,l,m=h.height,n=h.width,o=225;i[d]||(i[d]=document.createElement("div"),i[d].setAttribute("class","popup"),pop_content=document.createElement("div"),i[d].appendChild(pop_content),pop_content.innerHTML=c,pop_content.setAttribute("class","pop_content"),h.render.document.body.appendChild(i[d]),i[d].addEventListener("mouseover",f,!1),i[d].addEventListener("mouseout",g,!1),h.on("renderer:locationChanged",j,this),h.on("renderer:locationChanged",g,this)),b=i[d],e=a.getBoundingClientRect(),k=e.left,l=e.top,b.classList.add("show"),popRect=b.getBoundingClientRect(),b.style.left=k-popRect.width/2+"px",b.style.top=l+"px",o>m/2.5&&(o=m/2.5,pop_content.style.maxHeight=o+"px"),popRect.height+l>=m-25?(b.style.top=l-popRect.height+"px",b.classList.add("above")):b.classList.remove("above"),k-popRect.width<=0?(b.style.left=k+"px",b.classList.add("left")):b.classList.remove("left"),k+popRect.width/2>=n?(b.style.left=k-300+"px",popRect=b.getBoundingClientRect(),b.style.left=k-popRect.width+"px",popRect.height+l>=m-25?(b.style.top=l-popRect.height+"px",b.classList.add("above")):b.classList.remove("above"),b.classList.add("right")):b.classList.remove("right")},f=function(){i[d].classList.add("on")},g=function(){i[d].classList.remove("on")},j=function(){setTimeout(function(){i[d].classList.remove("show")},100)},l=function(){b.ReaderController.slideOut(),k()};a.addEventListener("mouseover",e,!1),a.addEventListener("mouseout",j,!1),a.addEventListener("click",l,!1)};return f.on("click",function(){f.text("Cancel"),e.prop("disabled","true"),a.on("renderer:click",m)}),g.forEach(function(a){n(a)}),h.registerHook("beforeChapterDisplay",function(a,b){var c=b.currentChapter;g.forEach(function(a){var b=j.parse(a.anchor);if(b.spinePos===c.spinePos)try{o(a)}catch(d){console.log("anchoring failed",a.anchor)}}),a()},!0),{show:k,hide:l}},EPUBJS.reader.ReaderController=function(a){var b=$("#main"),c=$("#divider"),d=$("#loader"),e=$("#next"),f=$("#prev"),g=this,a=this.book,h=function(){var c=a.getCurrentLocationCfi();g.settings.sidebarReflow?(b.removeClass("single"),b.one("transitionend",function(){a.gotoCfi(c)})):b.removeClass("closed")},i=function(){var c=a.getCurrentLocationCfi();g.settings.sidebarReflow?(b.addClass("single"),b.one("transitionend",function(){a.gotoCfi(c)})):b.addClass("closed")},j=function(){d.show(),m()},k=function(){d.hide()},l=function(){c.addClass("show")},m=function(){c.removeClass("show")},n=!1,o=function(b){37==b.keyCode&&(a.prevPage(),f.addClass("active"),n=!0,setTimeout(function(){n=!1,f.removeClass("active")},100),b.preventDefault()),39==b.keyCode&&(a.nextPage(),e.addClass("active"),n=!0,setTimeout(function(){n=!1,e.removeClass("active")},100),b.preventDefault())};return document.addEventListener("keydown",o,!1),e.on("click",function(b){a.nextPage(),b.preventDefault()}),f.on("click",function(b){a.prevPage(),b.preventDefault()}),a.on("renderer:spreads",function(a){a?l():m()}),{slideOut:i,slideIn:h,showLoader:j,hideLoader:k,showDivider:l,hideDivider:m,arrowKeys:o}},EPUBJS.reader.SettingsController=function(){var a=(this.book,this),b=$("#settings-modal"),c=$(".overlay"),d=function(){b.addClass("md-show")},e=function(){b.removeClass("md-show")},f=$("#sidebarReflow");return f.on("click",function(){a.settings.sidebarReflow=!a.settings.sidebarReflow}),b.find(".closer").on("click",function(){e()}),c.on("click",function(){e()}),{show:d,hide:e}},EPUBJS.reader.SidebarController=function(){var a=this,b=$("#sidebar"),c=$("#panels"),d="Toc",e=function(b){var e=b+"Controller";d!=b&&"undefined"!=typeof a[e]&&(a[d+"Controller"].hide(),a[e].show(),d=b,c.find(".active").removeClass("active"),c.find("#show-"+b).addClass("active"))},f=function(){return d},g=function(){a.sidebarOpen=!0,a.ReaderController.slideOut(),b.addClass("open")},h=function(){a.sidebarOpen=!1,a.ReaderController.slideIn(),b.removeClass("open")};return c.find(".show_view").on("click",function(a){var b=$(this).data("view");e(b),a.preventDefault()}),{show:g,hide:h,getActivePanel:f,changePanelTo:e}},EPUBJS.reader.TocController=function(a){var b=this.book,c=$("#tocView"),d=document.createDocumentFragment(),e=!1,f=function(a,b){var c=document.createElement("ul");return b||(b=1),a.forEach(function(a){var d=document.createElement("li"),e=document.createElement("a");toggle=document.createElement("a");var g;d.id="toc-"+a.id,d.classList.add("list_item"),e.textContent=a.label,e.href=a.href,e.classList.add("toc_link"),d.appendChild(e),a.subitems.length>0&&(b++,g=f(a.subitems,b),toggle.classList.add("toc_toggle"),d.insertBefore(toggle,e),d.appendChild(g)),c.appendChild(d)}),c},g=function(){c.show()},h=function(){c.hide()},i=function(a){{var b=a.id,d=c.find("#toc-"+b),f=c.find(".currentChapter");c.find(".openChapter")}d.length&&(d!=f&&d.has(e).length>0&&f.removeClass("currentChapter"),d.addClass("currentChapter"),d.parents("li").addClass("openChapter"))};b.on("renderer:chapterDisplayed",i);var j=f(a);return d.appendChild(j),c.append(d),c.find(".toc_link").on("click",function(a){var d=this.getAttribute("href");a.preventDefault(),b.goto(d),c.find(".currentChapter").addClass("openChapter").removeClass("currentChapter"),$(this).parent("li").addClass("currentChapter")}),c.find(".toc_toggle").on("click",function(a){var b=$(this).parent("li"),c=b.hasClass("openChapter");a.preventDefault(),c?b.removeClass("openChapter"):b.addClass("openChapter")}),{show:g,hide:h}};
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