完善设置

hydro/lib/misc.js

@@ -1,10 +1,10 @@
 const md5 = require('./md5');
 
-exports.gravatar = function gravatar(email, size = 32) {
-    return `//gravatar.loli.net/avatar/${md5((email || '').toString().trim().toLowerCase())}?d=mm&s=${size}`;
-};
+function gravatar(email, s = 32) {
+    return `//gravatar.loli.net/avatar/${md5((email || '').toString().trim().toLowerCase())}?d=mm&s=${s}`;
+}
 
-exports.datetime_span = function datetimeSpan(dt, relative = true, format = '%Y-%m-%d %H:%M:%S') {
+function datetimeSpan(dt, relative = true, format = '%Y-%m-%d %H:%M:%S') {
     if (!dt) return 'DATETIME_SPAN_ERROR';
     if (dt.generationTime) dt = new Date(dt.generationTime * 1000);
     else if (typeof dt === 'number' || typeof dt === 'string') dt = new Date(dt);
@@ -13,9 +13,9 @@ exports.datetime_span = function datetimeSpan(dt, relative = true, format = '%Y-
         dt.getTime() / 1000,
         dt.format(format),
     );
-};
+}
 
-exports.paginate = function* paginate(page, numPages) {
+function* paginate(page, numPages) {
     const radius = 2; let first; let
         last;
     if (page > 1) {
@@ -25,7 +25,9 @@ exports.paginate = function* paginate(page, numPages) {
     if (page <= radius) [first, last] = [1, Math.min(1 + radius * 2, numPages)];
     else if (page >= numPages - radius) {
         [first, last] = [Math.max(1, numPages - radius * 2), numPages];
-    } else [first, last] = [page - radius, page + radius];
+    } else {
+        [first, last] = [page - radius, page + radius];
+    }
     if (first > 1) yield ['ellipsis', 0];
     for (let page0 = first; page0 < last + 1; page0++) {
         if (page0 !== page) yield ['page', page0];
@@ -34,15 +36,19 @@ exports.paginate = function* paginate(page, numPages) {
     if (last < numPages) yield ['ellipsis', 0];
     if (page < numPages) yield ['next', page + 1];
     yield ['last', numPages];
-};
+}
 
-exports.size = function formatSize(size, base = 1) {
-    size *= base;
+function size(s, base = 1) {
+    s *= base;
     const unit = 1024;
     const unitNames = ['Bytes', 'KiB', 'MiB', 'GiB', 'TiB', 'PiB', 'EiB', 'ZiB', 'YiB'];
     for (const unitName of unitNames) {
-        if (size < unit) return '{0} {1}'.format(Math.round(size), unitName);
-        size /= unit;
+        if (s < unit) return '{0} {1}'.format(Math.round(s), unitName);
+        s /= unit;
     }
-    return '{0} {1}'.format(Math.round(size * unit), unitNames[unitNames.length - 1]);
+    return '{0} {1}'.format(Math.round(s * unit), unitNames[unitNames.length - 1]);
+}
+
+global.Hydro.lib.misc = module.exports = {
+    gravatar, datetimeSpan, paginate, size,
 };