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Code Issues Releases Activity

Fix: Prevent potential JavaScript errors caused by race condition

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This commit is contained in:
Ralph Slooten
2024-08-04 17:10:28 +12:00
parent 4716c18d5f
commit 6baf13b25b
1 changed files with 17 additions and 11 deletions
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28
server/ui-src/components/message/Message.vue
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@@ -185,17 +185,19 @@ export default {
// delay 0.2s until vue has rendered the iframe content // delay 0.2s until vue has rendered the iframe content
window.setTimeout(() => { window.setTimeout(() => {
let p = document.getElementById('preview-html') let p = document.getElementById('preview-html')
if (p && typeof p.contentWindow.document.body != 'undefined') { if (p && typeof p.contentWindow.document.body == 'object') {
// make links open in new window try {
let anchorEls = p.contentWindow.document.body.querySelectorAll('a') // make links open in new window
for (var i = 0; i < anchorEls.length; i++) { let anchorEls = p.contentWindow.document.body.querySelectorAll('a')
let anchorEl = anchorEls[i] for (var i = 0; i < anchorEls.length; i++) {
let href = anchorEl.getAttribute('href') let anchorEl = anchorEls[i]
let href = anchorEl.getAttribute('href')
if (href && href.match(/^http/)) { if (href && href.match(/^http/)) {
anchorEl.setAttribute('target', '_blank') anchorEl.setAttribute('target', '_blank')
}
} }
} } catch (error) { }
this.resizeIFrames() this.resizeIFrames()
} }
}, 200) }, 200)
@@ -208,7 +210,9 @@ export default {
resizeIframe(el) { resizeIframe(el) {
let i = el.target let i = el.target
i.style.height = i.contentWindow.document.body.scrollHeight + 50 + 'px' if (typeof i.contentWindow.document.body.scrollHeight == 'number') {
i.style.height = i.contentWindow.document.body.scrollHeight + 50 + 'px'
}
}, },
resizeIFrames() { resizeIFrames() {
@@ -217,7 +221,9 @@ export default {
} }
let h = document.getElementById('preview-html') let h = document.getElementById('preview-html')
if (h) { if (h) {
h.style.height = h.contentWindow.document.body.scrollHeight + 50 + 'px' if (typeof h.contentWindow.document.body.scrollHeight == 'number') {
h.style.height = h.contentWindow.document.body.scrollHeight + 50 + 'px'
}
} }
}, },