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Replace handlebars with string.replace

Browse source 
The html.hbs template does not contain any logic,
so we can replace the lib with good old string.replace calls.
This significantly reduces the bundle size, as we don't have to ship
a full template engine to the client.

Signed-off-by: David Mehren <git@herrmehren.de>
This commit is contained in:
David Mehren 2021-06-06 20:27:50 +02:00
parent b45b8b9c0d
commit 938afbddc3
No known key found for this signature in database
GPG key ID: 185982BA4C42B7C3
6 changed files with 18 additions and 51 deletions
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1
package.json
View file

@ -40,7 +40,6 @@
"file-type": "^16.1.0",
"formidable": "^1.0.17",
"graceful-fs": "^4.1.11",
"handlebars": "^4.5.2",
"helmet": "^4.5.0",
"i18n": "^0.13.0",
"is-svg": "^4.3.1",

23
public/js/extra.js
View file

@ -17,7 +17,6 @@ import markdownitContainer from 'markdown-it-container'
/* Defined regex markdown it plugins */
import Plugin from 'markdown-it-regexp'
import handlebars from 'handlebars'
import 'gist-embed'
import abcjs from 'abcjs'
@ -669,19 +668,15 @@ export function exportToHTML (view) {
tocAffix.find('*').removeClass('active').find("a[href^='#'][smoothhashscroll]").removeAttr('smoothhashscroll')
// generate html via template
$.get(`${serverurl}/build/html.min.css`, css => {
$.get(`${serverurl}/views/html.hbs`, data => {
const template = handlebars.compile(data)
const context = {
url: serverurl,
title,
css,
html: src[0].outerHTML,
'ui-toc': toc.html(),
'ui-toc-affix': tocAffix.html(),
lang: (md && md.meta && md.meta.lang) ? `lang="${md.meta.lang}"` : null,
dir: (md && md.meta && md.meta.dir) ? `dir="${md.meta.dir}"` : null
}
const html = template(context)
$.get(`${serverurl}/views/html.hbs`, template => {
let html = template.replace('{{{url}}}', serverurl)
html = html.replace('{{title}}', title)
html = html.replace('{{{css}}}', css)
html = html.replace('{{{html}}}', src[0].outerHTML)
html = html.replace('{{{ui-toc}}}', toc.html())
html = html.replace('{{{ui-toc-affix}}}', tocAffix.html())
html = html.replace('{{{lang}}}', (md && md.meta && md.meta.lang) ? `lang="${md.meta.lang}"` : '')
html = html.replace('{{{dir}}}', (md && md.meta && md.meta.dir) ? `dir="${md.meta.dir}"` : '')
const blob = new Blob([html], {
type: 'text/html;charset=utf-8'
})

1
public/views/hedgedoc/footer.ejs
View file

@ -14,7 +14,6 @@
<script src="https://cdnjs.cloudflare.com/ajax/libs/emojify.js/1.1.0/js/emojify.min.js" integrity="sha256-VAB5tAlKBvgaxw8oJ1crWMVbdmBVl4mP/2M8MNRl+4E=" crossorigin="anonymous" defer></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.2/lodash.min.js" integrity="sha256-Cv5v4i4SuYvwRYzIONifZjoc99CkwfncROMSWat1cVA=" crossorigin="anonymous" defer></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/socket.io/2.3.1/socket.io.js" integrity="sha256-0FUwWDJ65tQsnnxtK/o5aTM880+kQzktw2mfTBF36Zs=" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/handlebars.js/4.0.6/handlebars.min.js" integrity="sha256-1O3BtOwnPyyRzOszK6P+gqaRoXHV6JXj8HkjZmPYhCI=" crossorigin="anonymous" defer></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/9.18.1/highlight.min.js" integrity="sha256-eOgo0OtLL4cdq7RdwRUiGKLX9XsIJ7nGhWEKbohmVAQ=" crossorigin="anonymous" defer></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/gist-embed/2.6.0/gist-embed.min.js" integrity="sha256-KyF2D6xPIJUW5sUDSs93vWyZm+1RzIpKCexxElmxl8g=" crossorigin="anonymous" defer></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/viz.js/1.7.0/viz.js" integrity="sha256-8t+rndrF+TU4JtelmOH1lDHTMe2ovhO2UbzDArp5lY8=" crossorigin="anonymous" defer></script>

1
public/views/pretty.ejs
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@ -92,7 +92,6 @@
<script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.17.1/moment-with-locales.min.js" integrity="sha256-vvT7Ok9u6GbfnBPXnbM6FVDEO8E1kTdgHOFZOAXrktA=" crossorigin="anonymous" defer></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/mermaid/8.8.2/mermaid.min.js" integrity="sha256-KqisLh8jVMBRjpNkOhH5W9VWs+F6x6vQksLqxs7+x9A=" crossorigin="anonymous" defer></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/emojify.js/1.1.0/js/emojify.min.js" integrity="sha256-VAB5tAlKBvgaxw8oJ1crWMVbdmBVl4mP/2M8MNRl+4E=" crossorigin="anonymous" defer></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/handlebars.js/4.0.6/handlebars.min.js" integrity="sha256-1O3BtOwnPyyRzOszK6P+gqaRoXHV6JXj8HkjZmPYhCI=" crossorigin="anonymous" defer></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/9.18.1/highlight.min.js" integrity="sha256-eOgo0OtLL4cdq7RdwRUiGKLX9XsIJ7nGhWEKbohmVAQ=" crossorigin="anonymous" defer></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/gist-embed/2.6.0/gist-embed.min.js" integrity="sha256-KyF2D6xPIJUW5sUDSs93vWyZm+1RzIpKCexxElmxl8g=" crossorigin="anonymous" defer></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/viz.js/1.7.0/viz.js" integrity="sha256-8t+rndrF+TU4JtelmOH1lDHTMe2ovhO2UbzDArp5lY8=" crossorigin="anonymous" defer></script>

1
public/views/slide.ejs
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@ -99,7 +99,6 @@
<script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.17.1/moment-with-locales.min.js" integrity="sha256-vvT7Ok9u6GbfnBPXnbM6FVDEO8E1kTdgHOFZOAXrktA=" crossorigin="anonymous" defer></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/mermaid/8.8.2/mermaid.min.js" integrity="sha256-KqisLh8jVMBRjpNkOhH5W9VWs+F6x6vQksLqxs7+x9A=" crossorigin="anonymous" defer></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/emojify.js/1.1.0/js/emojify.min.js" integrity="sha256-VAB5tAlKBvgaxw8oJ1crWMVbdmBVl4mP/2M8MNRl+4E=" crossorigin="anonymous" defer></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/handlebars.js/4.0.6/handlebars.min.js" integrity="sha256-1O3BtOwnPyyRzOszK6P+gqaRoXHV6JXj8HkjZmPYhCI=" crossorigin="anonymous" defer></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/9.12.0/highlight.min.js" integrity="sha256-/BfiIkHlHoVihZdc6TFuj7MmJ0TWcWsMXkeDFwhi0zw=" crossorigin="anonymous" defer></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/gist-embed/2.6.0/gist-embed.min.js" integrity="sha256-KyF2D6xPIJUW5sUDSs93vWyZm+1RzIpKCexxElmxl8g=" crossorigin="anonymous" defer></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/viz.js/1.7.0/viz.js" integrity="sha256-8t+rndrF+TU4JtelmOH1lDHTMe2ovhO2UbzDArp5lY8=" crossorigin="anonymous" defer></script>

42
yarn.lock
View file

@ -568,7 +568,6 @@
"Idle.Js@git+https://github.com/shawnmclean/Idle.js":
version "0.0.1"
uid db9beb3483a460ad638ec947867720f0ed066a62
resolved "git+https://github.com/shawnmclean/Idle.js#db9beb3483a460ad638ec947867720f0ed066a62"
JSV@^4.0.x:
@ -586,7 +585,7 @@ abcjs@5.10.3:
resolved "https://registry.yarnpkg.com/abcjs/-/abcjs-5.10.3.tgz#294702140ec1caa292859ba9d2af0452f7e9e046"
integrity sha512-YGmW4CUWd7T2/HqZa/SQOTE+lXg7Z68HwwpJhHJBvdHqLi1uLCiYva1ZRGhB/MPyl1QKqJMfF+LQ1jGAEK69XQ==
dependencies:
midi "git+https://github.com/paulrosen/MIDI.js.git#abcjs"
midi "https://github.com/paulrosen/MIDI.js.git#abcjs"
abcjs@5.11.0:
version "5.11.0"
@ -594,7 +593,7 @@ abcjs@5.11.0:
integrity sha512-kLehHwwttcTCVhKQaDkmqYbWBLAWmfyzYSbUQoEDAOTOX5RzDGakX8tXpzlsNHw6Lh8W8odZw44e0siwbG4TKA==
dependencies:
abcjs "5.10.3"
midi "git+https://github.com/paulrosen/MIDI.js.git#abcjs"
midi "https://github.com/paulrosen/MIDI.js.git#abcjs"
abcjs@5.12.0:
version "5.12.0"
@ -602,7 +601,7 @@ abcjs@5.12.0:
integrity sha512-pvi7SjOAKT7cRyRtywUSwYB0SNtRHKLxZUZ9Oc4E+nvpBHr8Z2/M9Pfyv3oIaiEpxlWTFK+B/H5t/DckiNFgpg==
dependencies:
abcjs "5.11.0"
midi "git+https://github.com/paulrosen/MIDI.js.git#abcjs"
midi "https://github.com/paulrosen/MIDI.js.git#abcjs"
abstract-logging@^2.0.0:
version "2.0.1"
@ -2299,7 +2298,6 @@ code-point-at@^1.0.0:
"codemirror@git+https://github.com/hedgedoc/CodeMirror.git":
version "5.58.2"
uid f780b569b3717cdff4c8507538cc63101bfa02e1
resolved "git+https://github.com/hedgedoc/CodeMirror.git#f780b569b3717cdff4c8507538cc63101bfa02e1"
collection-visit@^1.0.0:
@ -3311,7 +3309,6 @@ detect-libc@^1.0.2:
"diff-match-patch@git+https://github.com/hackmdio/diff-match-patch.git":
version "1.1.1"
uid c2f8fb9d69aa9490b764850aa86ba442c93ccf78
resolved "git+https://github.com/hackmdio/diff-match-patch.git#c2f8fb9d69aa9490b764850aa86ba442c93ccf78"
diff@5.0.0:
@ -4698,18 +4695,6 @@ growl@1.10.5:
resolved "https://registry.yarnpkg.com/growl/-/growl-1.10.5.tgz#f2735dc2283674fa67478b10181059355c369e5e"
integrity sha512-qBr4OuELkhPenW6goKVXiv47US3clb3/IbuWF9KNKEijAy9oeHxU9IgzjvJhHkUzhaj7rOUD7+YGWqUjLp5oSA==
handlebars@^4.5.2:
version "4.7.7"
resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.7.7.tgz#9ce33416aad02dbd6c8fafa8240d5d98004945a1"
integrity sha512-aAcXm5OAfE/8IXkcZvCepKU3VzW1/39Fb5ZuqMtgI/hT8X2YgoMvBY5dLhq/cpOvw7Lk1nK/UF71aLG/ZnVYRA==
dependencies:
minimist "^1.2.5"
neo-async "^2.6.0"
source-map "^0.6.1"
wordwrap "^1.0.0"
optionalDependencies:
uglify-js "^3.1.4"
har-schema@^2.0.0:
version "2.0.0"
resolved "https://registry.yarnpkg.com/har-schema/-/har-schema-2.0.0.tgz#a94c2224ebcac04782a0d9035521f24735b7ec92"
@ -5640,7 +5625,6 @@ js-cookie@2.2.1:
"js-sequence-diagrams@git+https://github.com/hedgedoc/js-sequence-diagrams.git":
version "2.0.1"
uid bda0e49b6c2754f3c7158b1dfb9ccf26efc24b39
resolved "git+https://github.com/hedgedoc/js-sequence-diagrams.git#bda0e49b6c2754f3c7158b1dfb9ccf26efc24b39"
dependencies:
lodash "4.17.x"
@ -6220,7 +6204,6 @@ lutim@^1.0.2:
"lz-string@git+https://github.com/hackmdio/lz-string.git":
version "1.4.4"
uid efd1f64676264d6d8871b01f4f375fc6ef4f9022
resolved "git+https://github.com/hackmdio/lz-string.git#efd1f64676264d6d8871b01f4f375fc6ef4f9022"
make-dir@^1.0.0:
@ -6529,8 +6512,7 @@ messageformat@^2.3.0:
"meta-marked@git+https://github.com/hedgedoc/meta-marked":
version "0.4.5"
uid "3002adae670a6de0a845f3da7a7223d458c20d76"
resolved "git+https://github.com/hedgedoc/meta-marked#3002adae670a6de0a845f3da7a7223d458c20d76"
resolved "git+https://github.com/hedgedoc/meta-marked#81d9036da9f4c3307b1787d20e89e996f4466d8c"
dependencies:
js-yaml "~4.1.0"
marked "~2.0.0"
@ -6606,7 +6588,6 @@ micromatch@^4.0.2:
"midi@git+https://github.com/paulrosen/MIDI.js.git#abcjs":
version "0.4.2"
uid e593ffef81a0350f99448e3ab8111957145ff6b2
resolved "git+https://github.com/paulrosen/MIDI.js.git#e593ffef81a0350f99448e3ab8111957145ff6b2"
miller-rabin@^4.0.0:
@ -6974,7 +6955,7 @@ negotiator@0.6.2:
resolved "https://registry.yarnpkg.com/negotiator/-/negotiator-0.6.2.tgz#feacf7ccf525a77ae9634436a64883ffeca346fb"
integrity sha512-hZXc7K2e+PgeI1eDBe/10Ard4ekbfrrqG8Ep+8Jmf4JID2bNg7NvCPOZN+kfF574pFQI7mum2AUqDidoKqcTOw==
neo-async@^2.5.0, neo-async@^2.6.0, neo-async@^2.6.1:
neo-async@^2.5.0, neo-async@^2.6.1:
version "2.6.2"
resolved "https://registry.yarnpkg.com/neo-async/-/neo-async-2.6.2.tgz#b4aafb93e3aeb2d8174ca53cf163ab7d7308305f"
integrity sha512-Yd3UES5mWCSqR+qNT93S3UoYUkqAZ9lLg8a7g9rimsWmYGK8cVToA4/sF3RrshdyV3sAGMXVUmpMYOw+dLpOuw==
@ -8151,9 +8132,9 @@ postcss-value-parser@^4.0.2, postcss-value-parser@^4.1.0:
integrity sha512-97DXOFbQJhk71ne5/Mt6cOu6yxsSfM0QGQyl0L25Gca4yGWEGJaig7l7gbCX623VqTBNGLRLaVUCnNkcedlRSQ==
postcss@^8.2.1, postcss@^8.2.15:
version "8.3.1"
resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.3.1.tgz#71f380151c227f83b898294a46481f689f86b70a"
integrity sha512-9qH0MGjsSm+fjxOi3GnwViL1otfi7qkj+l/WX5gcRGmZNGsIcqc+A5fBkE6PUobEQK4APqYVaES+B3Uti98TCw==
version "8.3.2"
resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.3.2.tgz#ed3ec489f5428af5740cd6effcc216b4d455ee64"
integrity sha512-y1FK/AWdZlBF5lusS5j5l4/vF67+vQZt1SXPVJ32y1kRGDQyrs1zk32hG1cInRTu14P0V+orPz+ifwW/7rR4bg==
dependencies:
colorette "^1.2.2"
nanoid "^3.1.23"
@ -10471,7 +10452,7 @@ uc.micro@^1.0.1, uc.micro@^1.0.5:
resolved "https://registry.yarnpkg.com/uc.micro/-/uc.micro-1.0.6.tgz#9c411a802a409a91fc6cf74081baba34b24499ac"
integrity sha512-8Y75pvTYkLJW2hWQHXxoqRgV7qb9B+9vFEtidML+7koHUFapnVJAZ6cKs+Qjz5Aw3aZWHMC6u0wJE3At+nSGwA==
uglify-js@^3.1.4, uglify-js@^3.5.1:
uglify-js@^3.5.1:
version "3.13.9"
resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.13.9.tgz#4d8d21dcd497f29cfd8e9378b9df123ad025999b"
integrity sha512-wZbyTQ1w6Y7fHdt8sJnHfSIuWeDgk6B5rCb4E/AM6QNNPbOMIZph21PW5dRB3h7Df0GszN+t7RuUH6sWK5bF0g==
@ -11104,11 +11085,6 @@ word-wrap@^1.2.3:
resolved "https://registry.yarnpkg.com/word-wrap/-/word-wrap-1.2.3.tgz#610636f6b1f703891bd34771ccb17fb93b47079c"
integrity sha512-Hz/mrNwitNRh/HUAtM/VT/5VH+ygD6DV7mYKZAtHOrbs8U7lvPS6xf7EJKMF0uW1KJCl0H701g3ZGus+muE5vQ==
wordwrap@^1.0.0:
version "1.0.0"
resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
integrity sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus=
worker-farm@^1.7.0:
version "1.7.0"
resolved "https://registry.yarnpkg.com/worker-farm/-/worker-farm-1.7.0.tgz#26a94c5391bbca926152002f69b84a4bf772e5a8"