Created
January 26, 2024 18:40
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MediaWiki TOC and headline numbering in "I. 1. a) α) αα)" format
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| /* Based on https://www.mediawiki.org/wiki/Snippets/Auto-number_headings */ | |
| const upperRoman = ["I", "II", "III", "IV", "V", "VI", "VII", "VIII", "IX", "X", "XI", "XII", "XIII", "XIV", "XV", "XVI", "XVII", "XVIII", "XIX", "XX", "XXI", "XXII", "XXIII", "XXIV", "XXV"]; | |
| const lowerGreek = ["α", "β", "γ", "δ", "ε", "ζ", "η", "θ", "ι", "κ", "λ", "μ", "ν", "ξ", "ο", "π", "ρ", "ς", "τ", "υ", "φ", "χ", "ψ", "ω"]; | |
| const lowerLatin = ["a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z"]; | |
| var level2 = 0; | |
| var level3 = 0; | |
| var level4 = 0; | |
| var level5 = 0; | |
| var level6 = 0; | |
| const toc = document.querySelector("#toc"); | |
| document.querySelectorAll(".mw-parser-output :is(h1,h2,h3,h4,h5,h6) .mw-headline").forEach(function (headline) { | |
| var number; | |
| if (headline.parentNode.nodeName == "H2") { | |
| number = upperRoman[level2] + "."; | |
| level2 += 1; | |
| level3 = 0; | |
| level4 = 0; | |
| level5 = 0; | |
| level6 = 0; | |
| } else if (headline.parentNode.nodeName == "H3") { | |
| number = (level3+1) + "."; | |
| level3 += 1; | |
| level4 = 0; | |
| level5 = 0; | |
| level6 = 0; | |
| } else if (headline.parentNode.nodeName == "H4") { | |
| number = lowerLatin[level4] + ")"; | |
| level4 += 1; | |
| level5 = 0; | |
| level6 = 0; | |
| } else if (headline.parentNode.nodeName == "H5") { | |
| number = lowerGreek[level5] + ")"; | |
| level5 += 1; | |
| level6 = 0; | |
| } else if (headline.parentNode.nodeName == "H6") { | |
| number = lowerGreek[level6] + lowerGreek[level6] + ")"; | |
| level6 += 1; | |
| } | |
| number += " "; | |
| /* headline.innerHTML = '<span class="mw-headline-number">' + number + '</span>' + headline.innerHTML; */ | |
| headline.prepend(number); | |
| if (toc) { | |
| var num = toc.querySelector('a[href="#' + CSS.escape(headline.id) + '"] .tocnumber'); | |
| if (num) num.innerHTML = number; | |
| } | |
| }); |
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