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2021-02-11 21:31:41 +08:00
/**
* Original by Scott Helme.
*
* Reference: https://scotthelme.co.uk/csp-cheat-sheet/
*
* Supports the following:
* - CSP Level 1
* - CSP Level 2
* - CSP Level 3
*/
Prism.languages.csp = {
'directive': {
pattern: /(^|[^-\da-z])(?:base-uri|block-all-mixed-content|(?:child|connect|default|font|frame|img|manifest|media|object|prefetch|script|style|worker)-src|disown-opener|form-action|frame-(?:ancestors|options)|input-protection(?:-(?:clip|selectors))?|navigate-to|plugin-types|policy-uri|referrer|reflected-xss|report-(?:to|uri)|require-sri-for|sandbox|(?:script|style)-src-(?:attr|elem)|upgrade-insecure-requests)(?=[^-\da-z]|$)/i,
lookbehind: true,
alias: 'keyword'
},
'safe': {
// CSP2 hashes and nonces are base64 values. CSP3 accepts both base64 and base64url values.
// See https://tools.ietf.org/html/rfc4648#section-4
// See https://tools.ietf.org/html/rfc4648#section-5
pattern: /'(?:deny|none|report-sample|self|strict-dynamic|top-only|(?:nonce|sha(?:256|384|512))-[-+/\d=_a-z]+)'/i,
alias: 'selector'
},
'unsafe': {
pattern: /(?:'unsafe-(?:allow-redirects|dynamic|eval|hash-attributes|hashed-attributes|hashes|inline)'|\*)/i,
alias: 'function'
}
};