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Fix wrong acces to slide options

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If the slide options in the frontmatter are empty
or not present, then slideOptions object in the
parsed JSON is undefined. This triggers an
exception when the sanitized slide options object
is built.

Signed-off-by: Tilman Vatteroth <tilman.vatteroth@tu-dortmund.de>
This commit is contained in:
Tilman Vatteroth 2021-02-02 13:27:37 +01:00
parent 78a732abe6
commit 9f59a73049
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GPG key ID: DEBDB3F34641B019
1 changed files with 50 additions and 49 deletions
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99
public/js/slide.js
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@ -72,56 +72,57 @@ const defaultOptions = {
// options from yaml meta
const meta = JSON.parse($('#meta').text())
const metaSlideOptions = !!meta && !!meta.slideOptions ? meta.slideOptions : {}
var options = {
autoPlayMedia: meta.slideOptions.autoPlayMedia,
autoSlide: meta.slideOptions.autoSlide,
autoSlideStoppable: meta.slideOptions.autoSlideStoppable,
backgroundTransition: meta.slideOptions.backgroundTransition,
center: meta.slideOptions.center,
controls: meta.slideOptions.controls,
controlsBackArrows: meta.slideOptions.controlsBackArrows,
controlsLayout: meta.slideOptions.controlsLayout,
controlsTutorial: meta.slideOptions.controlsTutorial,
defaultTiming: meta.slideOptions.defaultTiming,
display: meta.slideOptions.display,
embedded: meta.slideOptions.embedded,
fragmentInURL: meta.slideOptions.fragmentInURL,
fragments: meta.slideOptions.fragments,
hash: meta.slideOptions.hash,
height: meta.slideOptions.height,
help: meta.slideOptions.help,
hideAddressBar: meta.slideOptions.hideAddressBar,
hideCursorTime: meta.slideOptions.hideCursorTime,
hideInactiveCursor: meta.slideOptions.hideInactiveCursor,
history: meta.slideOptions.history,
keyboard: meta.slideOptions.keyboard,
loop: meta.slideOptions.loop,
margin: meta.slideOptions.margin,
maxScale: meta.slideOptions.maxScale,
minScale: meta.slideOptions.minScale,
minimumTimePerSlide: meta.slideOptions.minimumTimePerSlide,
mobileViewDistance: meta.slideOptions.mobileViewDistance,
mouseWheel: meta.slideOptions.mouseWheel,
navigationMode: meta.slideOptions.navigationMode,
overview: meta.slideOptions.overview,
parallaxBackgroundHorizontal: meta.slideOptions.parallaxBackgroundHorizontal,
parallaxBackgroundImage: meta.slideOptions.parallaxBackgroundImage,
parallaxBackgroundSize: meta.slideOptions.parallaxBackgroundSize,
parallaxBackgroundVertical: meta.slideOptions.parallaxBackgroundVertical,
preloadIframes: meta.slideOptions.preloadIframes,
previewLinks: meta.slideOptions.previewLinks,
progress: meta.slideOptions.progress,
rtl: meta.slideOptions.rtl,
showNotes: meta.slideOptions.showNotes,
shuffle: meta.slideOptions.shuffle,
slideNumber: meta.slideOptions.slideNumber,
theme: meta.slideOptions.theme,
totalTime: meta.slideOptions.totalTime,
touch: meta.slideOptions.touch,
transition: meta.slideOptions.transition,
transitionSpeed: meta.slideOptions.transitionSpeed,
viewDistance: meta.slideOptions.viewDistance,
width: meta.slideOptions.width
autoPlayMedia: metaSlideOptions.autoPlayMedia,
autoSlide: metaSlideOptions.autoSlide,
autoSlideStoppable: metaSlideOptions.autoSlideStoppable,
backgroundTransition: metaSlideOptions.backgroundTransition,
center: metaSlideOptions.center,
controls: metaSlideOptions.controls,
controlsBackArrows: metaSlideOptions.controlsBackArrows,
controlsLayout: metaSlideOptions.controlsLayout,
controlsTutorial: metaSlideOptions.controlsTutorial,
defaultTiming: metaSlideOptions.defaultTiming,
display: metaSlideOptions.display,
embedded: metaSlideOptions.embedded,
fragmentInURL: metaSlideOptions.fragmentInURL,
fragments: metaSlideOptions.fragments,
hash: metaSlideOptions.hash,
height: metaSlideOptions.height,
help: metaSlideOptions.help,
hideAddressBar: metaSlideOptions.hideAddressBar,
hideCursorTime: metaSlideOptions.hideCursorTime,
hideInactiveCursor: metaSlideOptions.hideInactiveCursor,
history: metaSlideOptions.history,
keyboard: metaSlideOptions.keyboard,
loop: metaSlideOptions.loop,
margin: metaSlideOptions.margin,
maxScale: metaSlideOptions.maxScale,
minScale: metaSlideOptions.minScale,
minimumTimePerSlide: metaSlideOptions.minimumTimePerSlide,
mobileViewDistance: metaSlideOptions.mobileViewDistance,
mouseWheel: metaSlideOptions.mouseWheel,
navigationMode: metaSlideOptions.navigationMode,
overview: metaSlideOptions.overview,
parallaxBackgroundHorizontal: metaSlideOptions.parallaxBackgroundHorizontal,
parallaxBackgroundImage: metaSlideOptions.parallaxBackgroundImage,
parallaxBackgroundSize: metaSlideOptions.parallaxBackgroundSize,
parallaxBackgroundVertical: metaSlideOptions.parallaxBackgroundVertical,
preloadIframes: metaSlideOptions.preloadIframes,
previewLinks: metaSlideOptions.previewLinks,
progress: metaSlideOptions.progress,
rtl: metaSlideOptions.rtl,
showNotes: metaSlideOptions.showNotes,
shuffle: metaSlideOptions.shuffle,
slideNumber: metaSlideOptions.slideNumber,
theme: metaSlideOptions.theme,
totalTime: metaSlideOptions.totalTime,
touch: metaSlideOptions.touch,
transition: metaSlideOptions.transition,
transitionSpeed: metaSlideOptions.transitionSpeed,
viewDistance: metaSlideOptions.viewDistance,
width: metaSlideOptions.width
} || {}
for (const key in options) {