From 5234fae080f1d3dca4f105438e3e0151f12ca61c Mon Sep 17 00:00:00 2001
From: Jacky Zhao <j.zhao2k19@gmail.com>
Date: Mon, 28 Feb 2022 16:24:29 +0000
Subject: [PATCH] fix backlinks not using baseurl
---
layouts/partials/search.html | 256 ++++++++++++++++++++++++++++++--------------------
1 files changed, 153 insertions(+), 103 deletions(-)
diff --git a/layouts/partials/search.html b/layouts/partials/search.html
index e2285ea..6cc7e24 100644
--- a/layouts/partials/search.html
+++ b/layouts/partials/search.html
@@ -1,5 +1,5 @@
<div id="search-container">
- <div>
+ <div id="search-space">
<input autocomplete="off" id="search-bar" name="search" type="text" aria-label="Search" placeholder="Search for something...">
<div id="results-container">
</div>
@@ -7,86 +7,103 @@
</div>
<script src="https://cdn.jsdelivr.net/gh/nextapps-de/flexsearch@0.7.2/dist/flexsearch.bundle.js"></script>
<script>
- // code from https://github.com/danestves/markdown-to-text
- const removeMarkdown = (
- markdown,
- options = {
- listUnicodeChar: false,
- stripListLeaders: true,
- gfm: true,
- useImgAltText: false,
- preserveLinks: false,
- }
- ) => {
- let output = markdown || "";
- output = output.replace(/^(-\s*?|\*\s*?|_\s*?){3,}\s*$/gm, "");
+ // code from https://github.com/danestves/markdown-to-text
+ const removeMarkdown = (
+ markdown,
+ options = {
+ listUnicodeChar: false,
+ stripListLeaders: true,
+ gfm: true,
+ useImgAltText: false,
+ preserveLinks: false,
+ }
+ ) => {
+ let output = markdown || "";
+ output = output.replace(/^(-\s*?|\*\s*?|_\s*?){3,}\s*$/gm, "");
- try {
- if (options.stripListLeaders) {
- if (options.listUnicodeChar)
- output = output.replace(
- /^([\s\t]*)([\*\-\+]|\d+\.)\s+/gm,
- options.listUnicodeChar + " $1"
- );
- else output = output.replace(/^([\s\t]*)([\*\-\+]|\d+\.)\s+/gm, "$1");
- }
- if (options.gfm) {
- output = output
- .replace(/\n={2,}/g, "\n")
- .replace(/~{3}.*\n/g, "")
- .replace(/~~/g, "")
- .replace(/`{3}.*\n/g, "");
- }
- if(options.preserveLinks) {
- output = output.replace(/\[(.*?)\][\[\(](.*?)[\]\)]/g, "$1 ($2)")
- }
- output = output
- .replace(/<[^>]*>/g, "")
- .replace(/^[=\-]{2,}\s*$/g, "")
- .replace(/\[\^.+?\](\: .*?$)?/g, "")
- .replace(/\s{0,2}\[.*?\]: .*?$/g, "")
- .replace(/\!\[(.*?)\][\[\(].*?[\]\)]/g, options.useImgAltText ? "$1" : "")
- .replace(/\[(.*?)\][\[\(].*?[\]\)]/g, "$1")
- .replace(/^\s{0,3}>\s?/g, "")
- .replace(/(^|\n)\s{0,3}>\s?/g, "\n\n")
- .replace(/^\s{1,2}\[(.*?)\]: (\S+)( ".*?")?\s*$/g, "")
- .replace(
- /^(\n)?\s{0,}#{1,6}\s+| {0,}(\n)?\s{0,}#{0,} {0,}(\n)?\s{0,}$/gm,
- "$1$2$3"
- )
- .replace(/([\*_]{1,3})(\S.*?\S{0,1})\1/g, "$2")
- .replace(/([\*_]{1,3})(\S.*?\S{0,1})\1/g, "$2")
- .replace(/(`{3,})(.*?)\1/gm, "$2")
- .replace(/`(.+?)`/g, "$1")
- .replace(/\n{2,}/g, "\n\n");
- } catch (e) {
- console.error(e);
- return markdown;
- }
- return output;
- };
+ try {
+ if (options.stripListLeaders) {
+ if (options.listUnicodeChar)
+ output = output.replace(
+ /^([\s\t]*)([\*\-\+]|\d+\.)\s+/gm,
+ options.listUnicodeChar + " $1"
+ );
+ else output = output.replace(/^([\s\t]*)([\*\-\+]|\d+\.)\s+/gm, "$1");
+ }
+ if (options.gfm) {
+ output = output
+ .replace(/\n={2,}/g, "\n")
+ .replace(/~{3}.*\n/g, "")
+ .replace(/~~/g, "")
+ .replace(/`{3}.*\n/g, "");
+ }
+ if (options.preserveLinks) {
+ output = output.replace(/\[(.*?)\][\[\(](.*?)[\]\)]/g, "$1 ($2)")
+ }
+ output = output
+ .replace(/<[^>]*>/g, "")
+ .replace(/^[=\-]{2,}\s*$/g, "")
+ .replace(/\[\^.+?\](\: .*?$)?/g, "")
+ .replace(/\s{0,2}\[.*?\]: .*?$/g, "")
+ .replace(/\!\[(.*?)\][\[\(].*?[\]\)]/g, options.useImgAltText ? "$1" : "")
+ .replace(/\[(.*?)\][\[\(].*?[\]\)]/g, "$1")
+ .replace(/^\s{0,3}>\s?/g, "")
+ .replace(/(^|\n)\s{0,3}>\s?/g, "\n\n")
+ .replace(/^\s{1,2}\[(.*?)\]: (\S+)( ".*?")?\s*$/g, "")
+ .replace(
+ /^(\n)?\s{0,}#{1,6}\s+| {0,}(\n)?\s{0,}#{0,} {0,}(\n)?\s{0,}$/gm,
+ "$1$2$3"
+ )
+ .replace(/([\*_]{1,3})(\S.*?\S{0,1})\1/g, "$2")
+ .replace(/([\*_]{1,3})(\S.*?\S{0,1})\1/g, "$2")
+ .replace(/(`{3,})(.*?)\1/gm, "$2")
+ .replace(/`(.+?)`/g, "$1")
+ .replace(/\n{2,}/g, "\n\n");
+ } catch (e) {
+ console.error(e);
+ return markdown;
+ }
+ return output;
+ };
</script>
<script>
- const contentIndex = new FlexSearch.Worker({
- tokenize: "strict",
- charset: "latin:advanced",
- context: true,
- depth: 3,
- cache: 10,
- suggest: true,
+async function run() {
+ const contentIndex = new FlexSearch.Document({
+ cache: true,
+ charset: "latin:extra",
+ optimize: true,
+ worker: true,
+ document: {
+ index: [{
+ field: "content",
+ tokenize: "strict",
+ context: {
+ resolution: 5,
+ depth: 3,
+ bidirectional: true
+ },
+ suggest: true,
+ }, {
+ field: "title",
+ tokenize: "forward",
+ }]
+ }
})
- const scrapedContent = {{$.Site.Data.contentIndex}}
- for (const [key, value] of Object.entries(scrapedContent)) {
- contentIndex.add(key, value.content)
+ const { content } = await fetchData()
+ for (const [key, value] of Object.entries(content)) {
+ contentIndex.add({
+ id: key,
+ title: value.title,
+ content: removeMarkdown(value.content),
+ })
}
- const stopwords = ['i','me','my','myself','we','our','ours','ourselves','you','your','yours','yourself','yourselves','he','him','his','himself','she','her','hers','herself','it','its','itself','they','them','their','theirs','themselves','what','which','who','whom','this','that','these','those','am','is','are','was','were','be','been','being','have','has','had','having','do','does','did','doing','a','an','the','and','but','if','or','because','as','until','while','of','at','by','for','with','about','against','between','into','through','during','before','after','above','below','to','from','up','down','in','out','on','off','over','under','again','further','then','once','here','there','when','where','why','how','all','any','both','each','few','more','most','other','some','such','no','nor','not','only','own','same','so','than','too','very','s','t','can','will','just','don','should','now']
const highlight = (content, term) => {
- const highlightWindow = 15
+ const highlightWindow = 20
const tokenizedTerm = term.split(/\s+/).filter(t => t !== "")
const splitText = content.split(/\s+/).filter(t => t !== "")
- const includesCheck = (token) => tokenizedTerm.some(term => token.toLowerCase().includes(term.toLowerCase()))
+ const includesCheck = (token) => tokenizedTerm.some(term => token.toLowerCase().startsWith(term.toLowerCase()))
const occurrencesIndices = splitText
.map(includesCheck)
@@ -97,7 +114,7 @@
for (let i = 0; i < Math.max(occurrencesIndices.length - highlightWindow, 0); i++) {
const window = occurrencesIndices.slice(i, i + highlightWindow)
const windowSum = window.reduce((total, cur) => total + cur, 0)
- if (windowSum > bestSum) {
+ if (windowSum >= bestSum) {
bestSum = windowSum
bestIndex = i
}
@@ -119,37 +136,65 @@
}
const resultToHTML = ({url, title, content, term}) => {
- const md = content.split("---")[2]
- const text = removeMarkdown(md)
+ const text = removeMarkdown(content)
const resultTitle = highlight(title, term)
const resultText = highlight(text, term)
- return `<div class="result-card" id="${url}">
+ return `<button class="result-card" id="${url}">
<h3>${resultTitle}</h3>
<p>${resultText}</p>
- </div>`
+ </button>`
}
+ const redir = (id, term) => {
+ window.location.href = "{{.Site.BaseURL}}" + `${id}#:~:text=${encodeURIComponent(term)}`
+ }
+
+ const formatForDisplay = id => ({
+ id,
+ url: id,
+ title: content[id].title,
+ content: content[id].content
+ })
+
const source = document.getElementById('search-bar')
const results = document.getElementById("results-container")
+ let term
+ source.addEventListener("keyup", (e) => {
+ if (e.key === "Enter") {
+ const anchor = document.getElementsByClassName("result-card")[0]
+ redir(anchor.id, term)
+ }
+ })
source.addEventListener('input', (e) => {
- const term = e.target.value
- contentIndex.search(term, {
- limit: 5,
- depth: 3,
- suggest: true,
- }).then(searchResults => {
- const resultIds = [...new Set(searchResults)]
- const finalResults = resultIds.map(id => ({
- url: id,
- title: scrapedContent[id].title,
- content: scrapedContent[id].content
- }))
+ term = e.target.value
+ contentIndex.search(term, [
+ {
+ field: "content",
+ limit: 10,
+ suggest: true,
+ },
+ {
+ field: "title",
+ limit: 5,
+ }
+ ]).then(searchResults => {
+ const getByField = field => {
+ const results = searchResults.filter(x => x.field === field)
+ if (results.length === 0) {
+ return []
+ } else {
+ return [...results[0].result]
+ }
+ }
+ const allIds = new Set([...getByField('title'), ...getByField('content')])
+ const finalResults = [...allIds].map(formatForDisplay)
// display
if (finalResults.length === 0) {
- results.innerHTML = `<div class="result-card">
- <p>No results.</p>
- </div>`
+ results.innerHTML = `<button class="result-card">
+ <h3>No results.</h3>
+ <p>Try another search term?</p>
+ </button>`
} else {
results.innerHTML = finalResults
.map(result => resultToHTML({
@@ -159,9 +204,7 @@
.join("\n")
const anchors = document.getElementsByClassName("result-card");
[...anchors].forEach(anchor => {
- anchor.onclick = () => {
- window.location.href = `${anchor.id}#:~:text=${encodeURIComponent(term)}`
- }
+ anchor.onclick = () => redir(anchor.id, term)
})
}
})
@@ -169,6 +212,7 @@
const searchContainer = document.getElementById("search-container")
+
function openSearch() {
if (searchContainer.style.display === "none" || searchContainer.style.display === "") {
source.value = ""
@@ -195,14 +239,20 @@
}
})
- window.addEventListener('DOMContentLoaded', () => {
- const searchButton = document.getElementById("search-icon")
- searchButton.addEventListener('click', (evt) => {
- openSearch()
- })
- searchButton.addEventListener('keydown', (evt) => {
- openSearch()
- })
+ const searchButton = document.getElementById("search-icon")
+ searchButton.addEventListener('click', (evt) => {
+ openSearch()
})
+ searchButton.addEventListener('keydown', (evt) => {
+ openSearch()
+ })
+ searchContainer.addEventListener('click', (evt) => {
+ closeSearch()
+ })
+ document.getElementById("search-space").addEventListener('click', (evt) => {
+ evt.stopPropagation()
+ })
+}
-</script>
\ No newline at end of file
+run()
+</script>
--
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