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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x | import ansiColors from 'ansi-colors';
import gulp from 'gulp';
import gulpDom from 'gulp-dom';
import gulpCached from './gulp-utils/gulp.cache';
import Logger from './utils/logger';
import { commonIgnore, deployConfig, getConfig } from './_config';
/**
* Auto seo runner
* @param cwd working directory to scan html's
*/
export function taskSeo(_done: gulp.TaskFunctionCallback | null | undefined, cwd: string) {
const config = getConfig();
const ignore: string[] = Array.isArray(config.exclude) ? config.exclude : [];
ignore.push(...commonIgnore);
return gulp
.src(['**/*.{htm,html}', '*.{html,htm}'], { cwd, ignore })
.pipe(gulpCached({ name: 'seo' }))
.pipe(
gulpDom(function (path) {
// fix alt images
const images = Array.from(this.querySelectorAll('img[src]'));
images.forEach((el) => {
const alt = el.getAttribute('alt');
if (!alt || alt.length === 0) {
const title = this.title + ' - ' + el.getAttribute('src') || 'No Alt';
el.setAttribute('alt', title);
}
});
// fix title iframe
const iframes = Array.from(this.querySelectorAll('iframe[src]'));
iframes.forEach((el) => {
const alt = el.getAttribute('title');
if (!alt || alt.length === 0) {
const title = this.title + ' - ' + el.getAttribute('src') || 'No Title';
el.setAttribute('title', title);
}
});
// WARNING MAKER
// count H1
const h1 = this.querySelectorAll('h1');
if (h1.length > 1) {
Logger.log(ansiColors.yellowBright('[WARN]'), `H1 (${h1.length}) ${path}`);
}
})
)
.pipe(gulp.dest(cwd));
}
gulp.task('seo', function () {
const { deployDir } = deployConfig();
return taskSeo(null, deployDir);
});
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