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on this file was d24f17c, checked in by Aleksandar Panovski <apano77@…>, 15 months ago |
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| 1 | /**
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| 2 | * Original by Scott Helme.
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| 3 | *
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| 4 | * Reference: https://scotthelme.co.uk/csp-cheat-sheet/
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| 5 | *
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| 6 | * Supports the following:
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| 7 | * - https://www.w3.org/TR/CSP1/
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| 8 | * - https://www.w3.org/TR/CSP2/
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| 9 | * - https://www.w3.org/TR/CSP3/
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| 10 | */
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| 11 |
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| 12 | (function (Prism) {
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| 13 |
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| 14 | /**
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| 15 | * @param {string} source
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| 16 | * @returns {RegExp}
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| 17 | */
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| 18 | function value(source) {
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| 19 | return RegExp(/([ \t])/.source + '(?:' + source + ')' + /(?=[\s;]|$)/.source, 'i');
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| 20 | }
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| 21 |
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| 22 | Prism.languages.csp = {
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| 23 | 'directive': {
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| 24 | pattern: /(^|[\s;])(?:base-uri|block-all-mixed-content|(?:child|connect|default|font|frame|img|manifest|media|object|prefetch|script|style|worker)-src|disown-opener|form-action|frame-(?:ancestors|options)|input-protection(?:-(?:clip|selectors))?|navigate-to|plugin-types|policy-uri|referrer|reflected-xss|report-(?:to|uri)|require-sri-for|sandbox|(?:script|style)-src-(?:attr|elem)|upgrade-insecure-requests)(?=[\s;]|$)/i,
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| 25 | lookbehind: true,
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| 26 | alias: 'property'
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| 27 | },
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| 28 | 'scheme': {
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| 29 | pattern: value(/[a-z][a-z0-9.+-]*:/.source),
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| 30 | lookbehind: true
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| 31 | },
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| 32 | 'none': {
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| 33 | pattern: value(/'none'/.source),
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| 34 | lookbehind: true,
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| 35 | alias: 'keyword'
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| 36 | },
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| 37 | 'nonce': {
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| 38 | pattern: value(/'nonce-[-+/\w=]+'/.source),
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| 39 | lookbehind: true,
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| 40 | alias: 'number'
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| 41 | },
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| 42 | 'hash': {
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| 43 | pattern: value(/'sha(?:256|384|512)-[-+/\w=]+'/.source),
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| 44 | lookbehind: true,
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| 45 | alias: 'number'
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| 46 | },
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| 47 | 'host': {
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| 48 | pattern: value(
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| 49 | /[a-z][a-z0-9.+-]*:\/\/[^\s;,']*/.source +
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| 50 | '|' +
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| 51 | /\*[^\s;,']*/.source +
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| 52 | '|' +
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| 53 | /[a-z0-9-]+(?:\.[a-z0-9-]+)+(?::[\d*]+)?(?:\/[^\s;,']*)?/.source
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| 54 | ),
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| 55 | lookbehind: true,
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| 56 | alias: 'url',
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| 57 | inside: {
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| 58 | 'important': /\*/
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| 59 | }
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| 60 | },
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| 61 | 'keyword': [
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| 62 | {
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| 63 | pattern: value(/'unsafe-[a-z-]+'/.source),
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| 64 | lookbehind: true,
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| 65 | alias: 'unsafe'
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| 66 | },
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| 67 | {
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| 68 | pattern: value(/'[a-z-]+'/.source),
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| 69 | lookbehind: true,
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| 70 | alias: 'safe'
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| 71 | },
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| 72 | ],
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| 73 | 'punctuation': /;/
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| 74 | };
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| 75 |
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| 76 | }(Prism));
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