astefanutti/decktape
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Code Issues Projects Releases Wiki Activity

Migrate to ES6

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This commit is contained in:
Antonin Stefanutti 2017-08-21 00:43:32 +02:00
parent 1c65482eda
commit 820176b217
15 changed files with 624 additions and 747 deletions
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4
decktape.js
View File

@ -257,9 +257,9 @@ function exportSlides(plugin) {
.then(delay(options.pause))
.then(exportSlide)
.then(hasNextSlide)
.then(function (hasNext) {
.then(async function (hasNext) {
if (hasNext && (!options.slides || plugin.currentSlide < Math.max.apply(null, Object.keys(options.slides)))) {
nextSlide(plugin);
await nextSlide(plugin);
return exportSlides(plugin);
} else {
return plugin;

140
plugins/bespoke.js
View File

@ -1,72 +1,78 @@
exports.help =
'Requires the bespoke-extern module to expose the Bespoke.js API to a global variable named\n' +
'\'bespoke\' and provides access to the collection of deck instances via \'bespoke.decks\'\n' +
'and the most recent deck via \'bespoke.deck\'.';
`Requires the bespoke-extern module to expose the Bespoke.js API to a global variable named
'bespoke' and provides access to the collection of deck instances via 'bespoke.decks
and the most recent deck via 'bespoke.deck'.`;
exports.create = function (page) {
return new Bespoke(page);
};
exports.create = page => new Bespoke(page);
function Bespoke(page) {
class Bespoke {
constructor(page) {
this.page = page;
}
getName() {
return 'Bespoke.js';
}
isActive() {
return this.page.evaluate(_ => (window.bespoke || {}).deck ? (deck = bespoke.deck) : false);
}
configure() {
return this.page.evaluate(_ => {
document.body.classList.add('export');
if (deck.parent.classList.contains('bespoke-overview'))
deck.fire('overview');
deck.slide(0);
// Advance to last build on first slide (internal state in bespoke-bullets makes this tricky)
const builds = 0;
const one = deck.slides.length === 1;
if (one)
deck.slides.push(document.createElement('section'));
do
++builds && deck.next();
while (deck.slide() === 0);
for (let i = 0; i < builds; i++)
i === 0 ? deck.slide(0) : deck.next();
if (one)
deck.slides.splice(-1, 1);
});
}
size() {
return this.page.evaluate(_ => {
const style = getComputedStyle(deck.slides[0]);
return {
width : parseInt(style.width, 10),
height : parseInt(style.height, 10),
};
});
}
slideCount() {
return this.page.evaluate(_ => deck.slides.length);
}
currentSlideIndex() {
return this.page.evaluate(_ => deck.slide() + 1);
}
nextSlide() {
return this.page.evaluate(_ => {
// Advance to last build on next slide (internal state in bespoke-bullets makes this tricky)
const next = deck.slide() + 1;
const beforeLast = next === deck.slides.length - 1;
const builds = 0;
if (beforeLast)
deck.slides.push(document.createElement('section'));
do
++builds && deck.next();
while (deck.slide() <= next);
for (let i = 1; i < builds; i++)
i === 1 ? deck.slide(next) : deck.next();
if (beforeLast)
deck.slides.splice(-1, 1);
});
}
}
Bespoke.prototype = {
getName: function () {
return 'Bespoke.js';
},
isActive: function () {
return this.page.evaluate(function () {
return (window.bespoke || {}).deck ? (deck = bespoke.deck) : false;
});
},
configure: function () {
this.page.evaluate(function () {
document.body.classList.add('export');
if (deck.parent.classList.contains('bespoke-overview')) deck.fire('overview');
deck.slide(0);
// Advance to last build on first slide (internal state in bespoke-bullets makes this tricky)
var builds = 0, one = (deck.slides.length === 1);
if (one) deck.slides.push(document.createElement('section'));
do ++builds && deck.next(); while (deck.slide() === 0);
for (var i = 0; i < builds; i++) i === 0 ? deck.slide(0) : deck.next();
if (one) deck.slides.splice(-1, 1);
});
},
size: function () {
return this.page.evaluate(function () {
var style = getComputedStyle(deck.slides[0]);
return {
width: parseInt(style.width, 10),
height: parseInt(style.height, 10)
};
});
},
slideCount: function () {
return this.page.evaluate(function () {
return deck.slides.length;
});
},
currentSlideIndex: function () {
return this.page.evaluate(function () {
return deck.slide() + 1;
});
},
nextSlide: function () {
this.page.evaluate(function () {
// Advance to last build on next slide (internal state in bespoke-bullets makes this tricky)
var next = deck.slide() + 1, beforeLast = (next === deck.slides.length - 1), builds = 0;
if (beforeLast) deck.slides.push(document.createElement('section'));
do ++builds && deck.next(); while (deck.slide() <= next);
for (var i = 1; i < builds; i++) i === 1 ? deck.slide(next) : deck.next();
if (beforeLast) deck.slides.splice(-1, 1);
});
}
};

86
plugins/csss.js
View File

@ -1,51 +1,39 @@
function CSSS(page) {
exports.create = page => new CSSS(page);
class CSSS {
constructor(page) {
this.page = page;
}
getName() {
return 'CSSS';
}
isActive() {
// Avoid global variable name collision with remark.js
return this.page.evaluate(_ =>
typeof remark === 'undefined' && typeof slideshow === 'object');
}
configure() {
return this.page.evaluate(_ => document.getElementById('timer').style.display = 'none');
}
slideCount() {
return this.page.evaluate(_ =>
document.querySelectorAll('.slide, .delayed, .delayed-children > *').length);
}
hasNextSlide() {
return this.page.evaluate(_ => slideshow.index + 1 in slideshow.slides);
}
nextSlide() {
return this.page.evaluate(_ => slideshow.next(false));
}
currentSlideIndex() {
return this.page.evaluate(_ => slideshow.slides[slideshow.slide].id);
}
}
CSSS.prototype = {
getName: function () {
return 'CSSS';
},
isActive: function () {
return this.page.evaluate(function () {
// Avoid global variable name collision with remark.js
return typeof remark === 'undefined' && typeof slideshow === 'object';
});
},
configure: function () {
this.page.evaluate(function () {
document.getElementById('timer').style.display = 'none';
});
},
slideCount: function () {
return this.page.evaluate(function () {
return document.querySelectorAll('.slide, .delayed, .delayed-children > *').length;
});
},
hasNextSlide: function () {
return this.page.evaluate(function () {
return (slideshow.index + 1) in slideshow.slides;
});
},
nextSlide: function () {
this.page.evaluate(function () {
slideshow.next(false);
});
},
currentSlideIndex: function () {
return this.page.evaluate(function () {
return slideshow.slides[slideshow.slide].id;
});
}
};
exports.create = function (page) {
return new CSSS(page);
};

62
plugins/deck.js
View File

@ -1,38 +1,28 @@
function Deck(page) {
exports.create = page => new Deck(page);
class Deck {
constructor(page) {
this.page = page;
}
getName() {
return 'Deck JS';
}
isActive() {
return this.page.evaluate(_ => typeof $ === 'function' && typeof $.deck === 'function');
}
slideCount() {
return this.page.evaluate(_ => $.deck('getSlides').length);
}
nextSlide() {
return this.page.evaluate(_ => $.deck('next'));
}
currentSlideIndex() {
return this.page.evaluate(_ => $.deck('getSlide').attr('id'));
}
}
Deck.prototype = {
getName: function () {
return 'Deck JS';
},
isActive: function () {
return this.page.evaluate(function () {
return typeof $ === 'function' && typeof $.deck === 'function';
});
},
slideCount: function () {
return this.page.evaluate(function () {
return $.deck('getSlides').length;
});
},
nextSlide: function () {
this.page.evaluate(function () {
$.deck('next');
});
},
currentSlideIndex: function () {
return this.page.evaluate(function () {
return $.deck('getSlide').attr('id');
});
}
};
exports.create = function (page) {
return new Deck(page);
};

77
plugins/dzslides.js
View File

@ -1,47 +1,34 @@
function DZSlides(page) {
exports.create = page => new DZSlides(page);
class DZSlides {
constructor(page) {
this.page = page;
}
getName() {
return 'DZ Slides';
}
isActive() {
return this.page.evaluate(_ => typeof Dz !== 'undefined');
}
slideCount() {
return this.page.evaluate(_ =>
Dz.slides.reduce((count, slide) => count + slide.$$('.incremental > *').length + 1, 0));
}
hasNextSlide() {
return this.page.evaluate(_ => !(Dz.idx == Dz.slides.length
&& Dz.step == Dz.slides[Dz.idx - 1].$$('.incremental > *').length));
}
nextSlide() {
return this.page.evaluate(_ => Dz.forward());
}
currentSlideIndex() {
return this.page.evaluate(_ => Dz.idx + '.' + Dz.step);
}
}
DZSlides.prototype = {
getName: function () {
return 'DZ Slides';
},
isActive: function () {
return this.page.evaluate(function () {
return typeof Dz !== 'undefined';
});
},
slideCount: function () {
return this.page.evaluate(function () {
return Dz.slides.reduce(function (count, slide) {
var fragments = slide.$$('.incremental > *').length;
return count + (fragments ? fragments + 1 : 1);
}, 0);
});
},
hasNextSlide: function () {
return this.page.evaluate(function () {
return !(Dz.idx == Dz.slides.length && Dz.step == Dz.slides[Dz.idx - 1].$$('.incremental > *').length);
});
},
nextSlide: function () {
this.page.evaluate(function () {
Dz.forward();
});
},
currentSlideIndex: function () {
return this.page.evaluate(function () {
return Dz.idx + '.' + Dz.step;
});
}
};
exports.create = function (page) {
return new DZSlides(page);
};

85
plugins/flowtime.js
View File

@ -1,49 +1,40 @@
function Flowtime(page) {
exports.create = page => new Flowtime(page);
class Flowtime {
constructor(page) {
this.page = page;
}
getName() {
return 'Flowtime JS';
}
isActive() {
return this.page.evaluate(_ => typeof Flowtime === 'object');
}
configure() {
return this.page.evaluate(_ => {
Flowtime.showProgress(false);
Flowtime.loop(false);
});
}
slideCount() {
return undefined;
}
hasNextSlide() {
return this.page.evaluate(_ => Flowtime.getNextPage() || Flowtime.getNextSection());
}
nextSlide() {
return this.page.evaluate(_ => Flowtime.next());
}
currentSlideIndex() {
return this.page.evaluate(_ =>
`/section-${Flowtime.getSectionIndex() + 1}/page-${Flowtime.getPageIndex() + 1}`);
}
}
Flowtime.prototype = {
getName: function () {
return 'Flowtime JS';
},
isActive: function () {
return this.page.evaluate(function () {
return typeof Flowtime === 'object';
});
},
configure: function () {
this.page.evaluate(function () {
Flowtime.showProgress(false);
Flowtime.loop(false);
});
},
slideCount: function () {
return undefined;
},
hasNextSlide: function () {
return this.page.evaluate(function () {
return Flowtime.getNextPage() || Flowtime.getNextSection();
});
},
nextSlide: function () {
this.page.evaluate(function () {
Flowtime.next();
});
},
currentSlideIndex: function () {
return this.page.evaluate(function () {
return '/section-' + (Flowtime.getSectionIndex() + 1) + '/page-' + (Flowtime.getPageIndex() + 1);
});
}
};
exports.create = function (page) {
return new Flowtime(page);
};

117
plugins/generic.js
View File

@ -3,16 +3,16 @@
// is detected afterward.
exports.options = {
key : {
default : 'ArrowRight',
metavar : '<key>',
help : 'Key pressed to navigate to next slide'
},
maxSlides : {
full : 'max-slides',
metavar : '<size>',
help : 'Maximum number of slides to export'
}
key : {
default : 'ArrowRight',
metavar : '<key>',
help : 'Key pressed to navigate to next slide',
},
maxSlides : {
full : 'max-slides',
metavar : '<size>',
help : 'Maximum number of slides to export',
}
};
exports.help =
@ -23,57 +23,58 @@ and iterates over the presentation as long as:
- Nor the number of slides exported has reached the specified --max-slides option.
The --key option must be one of the 'KeyboardEvent' keys and defaults to [${exports.options.key.default}].`;
exports.create = function (page, options) {
return new Generic(page, options);
};
exports.create = (page, options) => new Generic(page, options);
function Generic(page, options) {
class Generic {
constructor(page, options) {
this.page = page;
this.options = options;
this.isNextSlideDetected = false;
this.key = this.options.key || exports.options.key.default;
}
getName() {
return 'Generic';
}
isActive() {
return true;
}
async configure() {
await this.page.exposeFunction('onMutation', _ => (this.isNextSlideDetected = true));
return this.page.evaluate(_ =>
new MutationObserver(_ => window.onMutation()).observe(document, {
attributes : true,
childList : true,
subtree : true,
})
);
}
slideCount() {
return undefined;
}
// A priori knowledge is impossible to achieve in a generic way. Thus the only way is to
// actually emulate end-user interaction by pressing the configured key and check whether
// the DOM has changed a posteriori.
async hasNextSlide() {
if (this.options.maxSlides && this.currentSlide >= this.options.maxSlides)
return false;
await this.page.press(this.key);
// TODO: use mutation event directly instead of relying on a timeout
// TODO: detect cycle to avoid infinite navigation for frameworks
// that support loopable presentations like impress.js and flowtime.js
return new Promise(fulfill => setTimeout(_ => fulfill(this.isNextSlideDetected), 1000));
}
nextSlide() {
this.isNextSlideDetected = false;
}
async currentSlideIndex() {
const fragment = await this.page.evaluate(_ => window.location.hash.replace(/^#\/?/, ''));
return fragment.length ? fragment : this.currentSlide;
}
}
Generic.prototype = {
getName: function () {
return 'Generic';
},
isActive: function () {
return true;
},
configure: async function () {
await this.page.exposeFunction('onMutation', _ => this.isNextSlideDetected = true);
return this.page.evaluate(_ => new MutationObserver(_ => window.onMutation())
.observe(document, { attributes: true, childList: true, subtree: true })
);
},
slideCount: function () {
return undefined;
},
// A priori knowledge is impossible to achieve in a generic way. Thus the only way is to
// actually emulate end-user interaction by pressing the configured key and check whether
// the DOM has changed a posteriori.
hasNextSlide: async function () {
if (this.options.maxSlides && this.currentSlide >= this.options.maxSlides)
return false;
await this.page.press(this.key);
// TODO: use mutation event directly instead of relying on a timeout
// TODO: detect cycle to avoid infinite navigation for frameworks
// that support loopable presentations like impress.js and flowtime.js
return new Promise(fulfill => setTimeout(_ => fulfill(this.isNextSlideDetected), 1000));
},
nextSlide: function () {
this.isNextSlideDetected = false;
},
currentSlideIndex: async function () {
const fragment = await this.page.evaluate(_ => window.location.hash.replace(/^#\/?/, ''));
return fragment.length ? fragment : this.currentSlide;
}
};

77
plugins/impress.js
View File

@ -1,44 +1,37 @@
function Impress(page) {
exports.create = page => new Impress(page);
class Impress {
constructor(page) {
this.page = page;
}
getName() {
return 'Impress JS';
}
isActive() {
return this.page.evaluate(_ => {
if (typeof impress === 'function') {
return true;
}
if (document.getElementById('impress')) {
console.log('Impress JS plugin isn\'t compatible with impress.js version < 0.3.0');
}
return false;
});
}
slideCount() {
return this.page.evaluate(_ =>
document.querySelectorAll('#impress .step, #impress .substep').length);
}
nextSlide() {
return this.page.evaluate(_ => impress().next());
}
currentSlideIndex() {
return this.page.evaluate(_ => window.location.hash.replace(/^#\/?/, ''));
}
}
Impress.prototype = {
getName: function () {
return 'Impress JS';
},
isActive: function () {
return this.page.evaluate(function () {
if (typeof impress === 'function')
return true;
if (document.getElementById('impress'))
console.log('Impress JS plugin isn\'t compatible with impress.js version < 0.3.0');
return false;
});
},
slideCount: function () {
return this.page.evaluate(function () {
return document.querySelectorAll('#impress .step, #impress .substep').length;
});
},
nextSlide: function () {
this.page.evaluate(function () {
impress().next();
});
},
currentSlideIndex: function () {
return this.page.evaluate(function () {
return window.location.hash.replace(/^#\/?/, '');
});
}
};
exports.create = function (page) {
return new Impress(page);
};

64
plugins/remark.js
View File

@ -1,45 +1,35 @@
function Remark(page) {
this.page = page;
}
// TODO: improve backward compatibility (e.g. getCurrentSlideIndex was getCurrentSlideNo in earlier versions)
Remark.prototype = {
exports.create = page => new Remark(page);
getName: function () {
return 'Remark JS';
},
class Remark {
isActive: function () {
return this.page.evaluate(function () {
return typeof remark === 'object' && typeof slideshow === 'object';
});
},
constructor(page) {
this.page = page;
}
slideCount: function () {
return this.page.evaluate(function () {
return slideshow.getSlideCount();
});
},
getName() {
return 'Remark JS';
}
hasNextSlide: function () {
return this.page.evaluate(function () {
return slideshow.getCurrentSlideIndex() + 1 < slideshow.getSlideCount();
});
},
isActive() {
return this.page.evaluate(_ =>
typeof remark === 'object' && typeof slideshow === 'object');
}
nextSlide: function () {
this.page.evaluate(function () {
slideshow.gotoNextSlide();
});
},
slideCount() {
return this.page.evaluate(_ => slideshow.getSlideCount());
}
currentSlideIndex: function () {
return this.page.evaluate(function () {
return slideshow.getCurrentSlideIndex() + 1;
});
}
};
hasNextSlide() {
return this.page.evaluate(_ =>
slideshow.getCurrentSlideIndex() + 1 < slideshow.getSlideCount());
}
exports.create = function (page) {
return new Remark(page);
};
nextSlide() {
return this.page.evaluate(_ => slideshow.gotoNextSlide());
}
currentSlideIndex() {
return this.page.evaluate(_ => slideshow.getCurrentSlideIndex() + 1);
}
}

137
plugins/reveal.js
View File

@ -1,75 +1,66 @@
function Reveal(page) {
exports.create = page => new Reveal(page);
class Reveal {
constructor(page) {
this.page = page;
}
getName() {
return 'Reveal JS';
}
isActive() {
return this.page.evaluate(_ => {
if (typeof Reveal === 'undefined') {
return false;
}
if (!(typeof Reveal.isLastSlide === 'function')) {
console.log('Reveal JS plugin isn\'t compatible with reveal.js version < 2.3.0');
return false;
}
return true;
});
}
configure() {
const URI = require('URI');
return this.page.evaluate(fragments => Reveal.configure({
controls : false,
progress : false,
fragments : fragments,
}),
// It seems passing 'fragments=true' in the URL query string does not take precedence
// over globally configured 'fragments' and prevents from being able to toggle fragments
// with ...?fragments=<true|false> so we work around that by parsing the page query string
(URI(this.page.url()).query(true)['fragments'] || 'false').toLowerCase() === 'true');
}
slideCount() {
// TODO: the getTotalSlides API does not report the number of slides accurately
// as it does not take stacks and some index-less fragments into account
// getTotalSlides API is only available starting reveal.js version 3.0.0
return this.page.evaluate(_ => typeof Reveal.getTotalSlides === 'function'
? Reveal.getTotalSlides()
: undefined);
}
hasNextSlide() {
// check with fragments option?
return this.page.evaluate(_ => !Reveal.isLastSlide() || Reveal.availableFragments().next);
}
nextSlide() {
return this.page.evaluate(_ => Reveal.next());
}
currentSlideIndex() {
return this.page.evaluate(_ => {
const indices = Reveal.getIndices();
const id = Reveal.getCurrentSlide().getAttribute('id');
return typeof id === 'string' && id.length
? '/' + id
: '/' + indices.h + (indices.v > 0 ? '/' + indices.v : '');
});
}
}
Reveal.prototype = {
getName: function () {
return 'Reveal JS';
},
isActive: function () {
return this.page.evaluate(function () {
if (typeof Reveal === 'undefined')
return false;
if (!(typeof Reveal.isLastSlide === 'function')) {
console.log('Reveal JS plugin isn\'t compatible with reveal.js version < 2.3.0');
return false;
}
return true;
});
},
configure: function () {
var URI = require('URI');
this.page.evaluate(function (fragments) {
Reveal.configure({
controls: false,
progress: false,
fragments: fragments
});
// It seems passing 'fragments=true' in the URL query string does not take precedence
// over globally configured 'fragments' and prevents from being able to toggle fragments
// with ...?fragments=<true|false> so we work around that by parsing the page query string
}, (URI(this.page.url()).query(true)['fragments'] || 'false').toLowerCase() === 'true');
},
slideCount: function () {
return this.page.evaluate(function () {
// TODO: the getTotalSlides API does not report the number of slides accurately
// as it does not take stacks and some index-less fragments into account
// getTotalSlides API is only available starting reveal.js version 3.0.0
return typeof Reveal.getTotalSlides === 'function' ? Reveal.getTotalSlides() : undefined;
});
},
hasNextSlide: function () {
return this.page.evaluate(function () {
// check with fragments option?
return !Reveal.isLastSlide() || Reveal.availableFragments().next;
});
},
nextSlide: function () {
this.page.evaluate(function () {
Reveal.next();
});
},
currentSlideIndex: function () {
return this.page.evaluate(function () {
var indices = Reveal.getIndices();
var id = Reveal.getCurrentSlide().getAttribute('id');
if (typeof id === 'string' && id.length)
return '/' + id;
else
return '/' + indices.h + (indices.v > 0 ? '/' + indices.v : '');
});
}
};
exports.create = function (page) {
return new Reveal(page);
};

154
plugins/rise.js
View File

@ -1,85 +1,73 @@
function RISE(page) {
exports.create = page => new RISE(page);
class RISE {
constructor(page) {
this.page = page;
}
getName() {
return 'RISE';
}
isActive() {
return this.page.evaluate(_ =>
typeof $ !== 'undefined' && typeof $('#start_livereveal') === 'object');
}
configure() {
return Promise.resolve()
// Wait a while until the RISE extension has loaded
// It'd be better to rely on a deterministic condition though the Jupyter JS API
// isn't stable and documented yet...
.then(delay(2000))
// Click on the 'Enter/Exit Live Reveal Slideshow' button in the notebook toolbar
.then(_ => this.page.evaluate(_ => {
$('#start_livereveal').click();
$('#help_b, #exit_b').fadeToggle();
}))
// Then wait a bit until Reveal.js gets configured by the RISE extension
.then(delay(2000))
// Finally override Reveal.js configuration
.then(_ => this.page.evaluate(_ => Reveal.configure({
controls : false,
progress : false,
// FIXME: 0 is still displayed when slideNumber is set to false!
// slideNumber : false,
fragments : false,
}
)));
}
slideCount() {
// TODO: the getTotalSlides API does not report the number of slides accurately
// as it does not take stacks and some index-less fragments into account
// getTotalSlides API is only available starting reveal.js version 3.0.0
return this.page.evaluate(_ => typeof Reveal.getTotalSlides === 'function'
? Reveal.getTotalSlides()
: undefined);
}
hasNextSlide() {
// The way RISE re-arranges cell DOM elements to fit into
// the expected Reveal.js structure is not compatible with the
// isLastSlide API exposed by Reveal.js
// return !Reveal.isLastSlide();
return this.page.evaluate(_ =>
Reveal.getCurrentSlide().parentNode.nextElementSibling.nodeName.match(/section/i));
}
nextSlide() {
return this.page.evaluate(_ => Reveal.next());
}
currentSlideIndex() {
return this.page.evaluate(_ => {
const indices = Reveal.getIndices();
const id = Reveal.getCurrentSlide().getAttribute('id');
return typeof id === 'string' && id.length
? '/' + id
: '/' + indices.h + (indices.v > 0 ? '/' + indices.v : '');
});
}
}
RISE.prototype = {
getName: function () {
return 'RISE';
},
isActive: function () {
return this.page.evaluate(function () {
return typeof $ !== 'undefined' && typeof $('#start_livereveal') === 'object';
});
},
configure: function () {
return Promise.resolve()
// Wait a while until the RISE extension has loaded
// It'd be better to rely on a deterministic condition though the Jupyter JS API
// isn't stable and documented yet...
.then(delay(2000))
// Click on the 'Enter/Exit Live Reveal Slideshow' button in the notebook toolbar
.then(function () {
this.page.evaluate(function () {
$('#start_livereveal').click();
$('#help_b, #exit_b').fadeToggle();
});
})
// Then wait a bit until Reveal.js gets configured by the RISE extension
.then(delay(2000))
// Finally override Reveal.js configuration
.then(function() {
page.evaluate(function () {
Reveal.configure({
controls: false,
progress: false,
// FIXME: 0 is still displayed when slideNumber is set to false!
// slideNumber: false,
fragments: false
});
});
});
},
slideCount: function () {
return this.page.evaluate(function () {
// TODO: the getTotalSlides API does not report the number of slides accurately
// as it does not take stacks and some index-less fragments into account
// getTotalSlides API is only available starting reveal.js version 3.0.0
return typeof Reveal.getTotalSlides === 'function' ? Reveal.getTotalSlides() : undefined;
});
},
hasNextSlide: function () {
return this.page.evaluate(function () {
// The way RISE re-arranges cell DOM elements to fit into
// the expected Reveal.js structure is not compatible with the
// isLastSlide API exposed by Reveal.js
// return !Reveal.isLastSlide();
return Reveal.getCurrentSlide().parentNode.nextElementSibling.nodeName.match(/section/i);
});
},
nextSlide: function () {
this.page.evaluate(function () {
Reveal.next();
});
},
currentSlideIndex: function () {
return this.page.evaluate(function () {
var indices = Reveal.getIndices();
var id = Reveal.getCurrentSlide().getAttribute('id');
if (typeof id === 'string' && id.length)
return '/' + id;
else
return '/' + indices.h + (indices.v > 0 ? '/' + indices.v : '');
});
}
};
exports.create = function (page) {
return new RISE(page);
};

89
plugins/shower-1.x.js
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@ -1,52 +1,41 @@
function Shower(page) {
exports.create = page => new Shower(page);
class Shower {
constructor(page) {
this.page = page;
}
getName() {
return 'Shower 1.x';
}
isActive() {
return this.page.evaluate(_ =>
typeof shower === 'object' && typeof shower.modules === 'undefined');
}
configure() {
return this.page.evaluate(_ => {
shower.showPresenterNotes = _ => {};
shower.first();
shower.enterSlideMode();
});
}
slideCount() {
return this.page.evaluate(_ => shower.slideList.length);
}
hasNextSlide() {
return this.page.evaluate(_ => shower.getCurrentSlideNumber() + 1 in shower.slideList);
}
nextSlide() {
return this.page.evaluate(_ => shower.next());
}
currentSlideIndex() {
return this.page.evaluate(_ => shower.getSlideHash(shower.getCurrentSlideNumber()).substring(1));
}
}
Shower.prototype = {
getName: function () {
return 'Shower 1.x';
},
isActive: function () {
return this.page.evaluate(function () {
return typeof shower === 'object' && typeof shower.modules === 'undefined';
});
},
configure: function () {
this.page.evaluate(function () {
shower.showPresenterNotes = function () {};
shower.first();
shower.enterSlideMode();
});
},
slideCount: function () {
return this.page.evaluate(function () {
return shower.slideList.length;
});
},
hasNextSlide: function () {
return this.page.evaluate(function () {
return (shower.getCurrentSlideNumber() + 1) in shower.slideList;
});
},
nextSlide: function () {
this.page.evaluate(function () {
shower.next();
});
},
currentSlideIndex: function () {
return this.page.evaluate(function () {
return shower.getSlideHash(shower.getCurrentSlideNumber()).substring(1);
});
}
};
exports.create = function (page) {
return new Shower(page);
};

104
plugins/shower-2.x.js
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@ -1,59 +1,49 @@
function Shower(page) {
exports.create = page => new Shower(page);
class Shower {
constructor(page) {
this.page = page;
}
getName() {
return 'Shower 2.x';
}
isActive() {
return this.page.evaluate(_ =>
typeof shower === 'object' && typeof shower.modules === 'object');
}
configure() {
return new Promise(async resolve => {
await this.page.exposeFunction('onShowerInit', _ => resolve());
await this.page.evaluate(_ => {
shower.modules.require(['shower.global'], sh => {
window.decktape = {};
decktape.shower = sh.getInited()[0];
decktape.shower.container.enterSlideMode();
window.onShowerInit();
});
});
});
}
slideCount() {
// FIXME: this does not take fragments into account which ideally should be deactivated
return this.page.evaluate(_ => decktape.shower.getSlidesCount());
}
hasNextSlide() {
return this.page.evaluate(_ =>
decktape.shower.player.getCurrentSlideIndex() + 1 < decktape.shower.getSlidesCount());
}
nextSlide() {
return this.page.evaluate(_ => decktape.shower.player.next());
}
currentSlideIndex() {
return this.page.evaluate(_ => decktape.shower.player.getCurrentSlideIndex() + 1);
}
}
Shower.prototype = {
getName: function () {
return 'Shower 2.x';
},
isActive: function () {
return this.page.evaluate(function () {
return typeof shower === 'object' && typeof shower.modules === 'object';
});
},
configure: function () {
return new Promise(async resolve => {
await this.page.exposeFunction('onShowerInit', _ => resolve());
await this.page.evaluate(_ => {
shower.modules.require(['shower.global'], function (sh) {
window.decktape = {};
decktape.shower = sh.getInited()[0];
decktape.shower.container.enterSlideMode();
window.onShowerInit();
});
});
});
},
slideCount: function () {
// FIXME: this does not take fragments into account which ideally should be deactivated
return this.page.evaluate(function () {
return decktape.shower.getSlidesCount();
});
},
hasNextSlide: function () {
return this.page.evaluate(function () {
return decktape.shower.player.getCurrentSlideIndex() + 1 < decktape.shower.getSlidesCount();
});
},
nextSlide: function () {
this.page.evaluate(function () {
decktape.shower.player.next();
});
},
currentSlideIndex: function () {
return this.page.evaluate(function () {
return decktape.shower.player.getCurrentSlideIndex() + 1;
});
}
};
exports.create = function (page) {
return new Shower(page);
};

91
plugins/slidy.js
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@ -1,54 +1,41 @@
function Slidy(page) {
exports.create = page => new Slidy(page);
class Slidy {
constructor(page) {
this.page = page;
}
getName() {
return 'Slidy';
}
isActive() {
return this.page.evaluate(_ => typeof w3c_slidy === 'object');
}
configure() {
return this.page.evaluate(_ => {
w3c_slidy.hide_toolbar();
w3c_slidy.initial_prompt.style.visibility = 'hidden';
});
}
slideCount() {
return this.page.evaluate(_ => w3c_slidy.slides.length + Array.prototype.slice
.call(document.querySelectorAll('.incremental'))
.reduce((incrementals, parent) => incrementals + parent.querySelectorAll('*').length || 1, 0));
}
hasNextSlide() {
return this.page.evaluate(_ => w3c_slidy.slide_number + 1 < w3c_slidy.slides.length);
}
nextSlide() {
return this.page.evaluate(_ => w3c_slidy.next_slide(true));
}
currentSlideIndex() {
return this.page.evaluate(_ => '(' + (w3c_slidy.slide_number + 1) + ')');
}
}
Slidy.prototype = {
getName: function () {
return 'Slidy';
},
isActive: function () {
return this.page.evaluate(function () {
return typeof w3c_slidy === 'object';
});
},
configure: function () {
this.page.evaluate(function () {
w3c_slidy.hide_toolbar();
w3c_slidy.initial_prompt.style.visibility = 'hidden';
});
},
slideCount: function () {
return this.page.evaluate(function () {
return w3c_slidy.slides.length + Array.prototype.slice.call(document.querySelectorAll('.incremental')).reduce(function (incrementals, parent) {
var children = parent.querySelectorAll('*');
return incrementals + (children.length == 0 ? 1 : children.length);
}, 0);
});
},
hasNextSlide: function () {
return this.page.evaluate(function () {
return w3c_slidy.slide_number + 1 < w3c_slidy.slides.length;
});
},
nextSlide: function () {
this.page.evaluate(function () {
w3c_slidy.next_slide(true);
});
},
currentSlideIndex: function () {
return this.page.evaluate(function () {
return '(' + (w3c_slidy.slide_number + 1) + ')';
});
}
};
exports.create = function (page) {
return new Slidy(page);
};

84
plugins/webslides.js
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@ -1,51 +1,37 @@
function WebSlides(page) {
exports.create = page => new WebSlides(page);
class WebSlides {
constructor(page) {
this.page = page;
}
getName() {
return 'WebSlides';
}
configure() {
return this.page.evaluate(_ => {
const style = document.createElement('style');
const css = document.createTextNode('#counter, #navigation {display: none !important}');
style.appendChild(css);
document.body.appendChild(style);
});
}
isActive() {
return this.page.evaluate(_ => typeof ws === 'object');
}
slideCount() {
return this.page.evaluate(_ => ws.maxSlide_);
}
nextSlide() {
return this.page.evaluate(_ => ws.goNext());
}
currentSlideIndex() {
return this.page.evaluate(_ => ws.currentSlideI_);
}
}
WebSlides.prototype = {
getName: function () {
return 'WebSlides';
},
configure: function () {
this.page.evaluate(function () {
var styleNode = document.createElement('style');
var css = document.createTextNode(''+
'#counter, #navigation {'+
' display: none !important;'+
'}'
);
styleNode.appendChild(css);
document.body.appendChild(styleNode);
});
},
isActive: function () {
return this.page.evaluate(function () {
return typeof ws === 'object';
});
},
slideCount: function () {
return this.page.evaluate(function () {
return ws.maxSlide_;
});
},
nextSlide: function () {
this.page.evaluate(function () {
ws.goNext();
});
},
currentSlideIndex: function () {
return this.page.evaluate(function () {
return ws.currentSlideI_;
});
}
};
exports.create = function (page) {
return new WebSlides(page);
};