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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 | 17x 202x 202x 174x 26x 148x 148x 148x 27x 121x 10x 111x 202x 111x 6x 105x 111x 23x 82x 82x 8x 2x 6x 38x 18x 18x 2x 16x 16x 16x 15x 15x 29x 6x 23x 15x 1x | import {
escapeHtml,
isArray,
isObject,
isRenderableAttrValue,
isSVGTag,
stringifyStyle,
} from '@vue/shared'
import {
includeBooleanAttr,
isBooleanAttr,
isOn,
isSSRSafeAttrName,
isString,
makeMap,
normalizeClass,
normalizeCssVarValue,
normalizeStyle,
propsToAttrMap,
} from '@vue/shared'
// leading comma for empty string ""
const shouldIgnoreProp = /*@__PURE__*/ makeMap(
`,key,ref,innerHTML,textContent,ref_key,ref_for`,
)
export function ssrRenderAttrs(
props: Record<string, unknown>,
tag?: string,
): string {
let ret = ''
for (let key in props) {
if (
shouldIgnoreProp(key) ||
isOn(key) ||
(tag === 'textarea' && key === 'value') ||
// force as property (not rendered in SSR)
key.startsWith('.')
) {
continue
}
const value = props[key]
// force as attribute
if (key.startsWith('^')) key = key.slice(1)
if (key === 'class' || key === 'className') {
ret += ` class="${ssrRenderClass(value)}"`
} else if (key === 'style') {
ret += ` style="${ssrRenderStyle(value)}"`
} else {
ret += ssrRenderDynamicAttr(key, value, tag)
}
}
return ret
}
// render an attr with dynamic (unknown) key.
export function ssrRenderDynamicAttr(
key: string,
value: unknown,
tag?: string,
): string {
if (!isRenderableAttrValue(value)) {
return ``
}
const attrKey =
tag && (tag.indexOf('-') > 0 || isSVGTag(tag))
? key // preserve raw name on custom elements and svg
: propsToAttrMap[key] || key.toLowerCase()
if (isBooleanAttr(attrKey)) {
return includeBooleanAttr(value) ? ` ${attrKey}` : ``
} else if (isSSRSafeAttrName(attrKey)) {
return value === '' ? ` ${attrKey}` : ` ${attrKey}="${escapeHtml(value)}"`
} else E{
console.warn(
`[@vue/server-renderer] Skipped rendering unsafe attribute name: ${attrKey}`,
)
return ``
}
}
// Render a v-bind attr with static key. The key is pre-processed at compile
// time and we only need to check and escape value.
export function ssrRenderAttr(key: string, value: unknown): string {
if (!isRenderableAttrValue(value)) {
return ``
}
return ` ${key}="${escapeHtml(value)}"`
}
export function ssrRenderClass(raw: unknown): string {
return escapeHtml(normalizeClass(raw))
}
export function ssrRenderStyle(raw: unknown): string {
Iif (!raw) {
return ''
}
if (isString(raw)) {
return escapeHtml(raw)
}
const styles = normalizeStyle(ssrResetCssVars(raw))
return escapeHtml(stringifyStyle(styles))
}
function ssrResetCssVars(raw: unknown) {
if (!isArray(raw) && isObject(raw)) {
const res: Record<string, unknown> = {}
for (const key in raw) {
// `:` prefixed keys are coming from `ssrCssVars`
if (key.startsWith(':--')) {
res[key.slice(1)] = normalizeCssVarValue(raw[key])
} else {
res[key] = raw[key]
}
}
return res
}
return raw
}
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