User:Ohconfucius/script/MOSNUM dates.js: Difference between revisions

Revision as of 21:50, 28 November 2023

Revision as of 18:47, 19 January 2024

Line 830:

// step 2: look for a canonical template name (the above might not have had anthing to work on) ; if found continue, write new template else

var rxpdd = new RegExp("{{Use " + format + " dates", "gi"); // here we search for canonical form {{use xxx dates}} that has current date

var dflagfoundorigtext = editor.get().search(rxpdd);

var dflagfound = origtext.search(rxpdd);

if (dflagfound === -1) {

editor.prepend(var dflagtxt = "{{Use " + format + " dates|date=" + curryyyymm + "}}\r\n"); // not found so insert new template at topwithin ofhead wikitextmatter

// Strategy: line by line

.replace(/(\{\{[\t_ ]*use[\t_ ]+(?:dmy|mdy)[\t_ ]+dates[^{}]*\}\})([\r\n\t ]*)(\{\{[\t ]*short description[^{}]*\}\})/gi, "$3$2$1"); // repositioning "short description" template at the top

// Strip comments and outside whitespace

// If the line begins with {{ or is blank

// If it has balanced {{ and }} and ends with }}, and has no content outside braces

// If it starts with short description prepend to result

// Else append to result

// Else if it has one more {{ than }} and starts with {{Multiple issues or a redirect

// Append to result

// Keep reading lines and append until a line that has the matching }}

// Otherwise insert the flag text before any trailing blank lines or comment-only lines

var lines = origtext.split(/\r*\n/);

var result= "";

var nesting = 0;

var inmulti = false;

for (let i = 0; i < lines.length; i++) {

var line = lines[i];

var linenosp = line.replaceAll(/<!--.*?-->/g, "").replaceAll(/".*?"/g, '""').replaceAll(/\s+/g, "");

var openbrct = linenosp.includes("{{") ? linenosp.match(/\{\{/g).length : 0;

var closebrct = linenosp.includes("}}") ? linenosp.match(/}}/g).length : 0;

var hascontent = !linenosp.startsWith("{{") || !linenosp.endsWith("}}") || linenosp.search(/}}[^{]+?\{\{/) >= 0;

nesting += openbrct - closebrct;

inmulti |= (nesting > 0 && linenosp.search(/\{\{((multiple)?issues|mi)(\||$)/i) >= 0); // Several redirects in use; extend this list?

// The following are circumstances where we want to transfer the line now. If nesting ever goes negative something is badly wrong.

if (linenosp.length === 0 ||

(nesting === 0 && (!hascontent || inmulti)) || // If nesting goes to 0 when inmulti, this line closes the multi

(nesting > 0 && inmulti)) {

// Hoist Short Description, unless it is preceded on the same line by other text

if (i > 0 && linenosp.search(/^\{\{shortdesc/i) === 0 && !inmulti) {

result = line + "\r\n" + result;

} else {

result += line + "\r\n";

}

if (nesting === 0) {

inmulti = false;

}

} else {

// Detected end of preceding templates

// You might think that we should add a trailing newline if there was one in the original, but the source editor adds one unconditionally

editor.set((result.includes("\r\n") ? result.replace(/\r\n((\r\n)*)$/, "\r\n" + dflagtxt + "$1") : dflagtxt) + lines.slice(i).join("\r\n"));

return;

}

}

// Somehow there is no content, only hatnotes and stuff

editor.set(result + dflagtxt);

return; // and done

}