style: update wx-renderer

This commit is contained in:
yanglbme 2020-11-26 20:10:39 +08:00
parent 580fa64738
commit 88419529f8
3 changed files with 181 additions and 173 deletions

2
package-lock.json generated
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@ -1,6 +1,6 @@
{
"name": "vue-md",
"version": "1.4.4",
"version": "1.4.5",
"lockfileVersion": 1,
"requires": true,
"dependencies": {

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@ -1,6 +1,6 @@
{
"name": "vue-md",
"version": "1.4.4",
"version": "1.4.5",
"homepage": ".",
"description": "An open-source wechat markdown editor.",
"author": "doocs",

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@ -1,72 +1,73 @@
import marked from "marked";
const WxRenderer = function (opts) {
this.opts = opts;
let ENV_STRETCH_IMAGE = true;
class WxRenderer {
constructor(opts) {
this.opts = opts;
let ENV_STRETCH_IMAGE = true;
let footnotes = [];
let footnoteIndex = 0;
let styleMapping = null;
let footnotes = [];
let footnoteIndex = 0;
let styleMapping = null;
const CODE_FONT_FAMILY =
"Menlo, Operator Mono, Consolas, Monaco, monospace";
const CODE_FONT_FAMILY =
"Menlo, Operator Mono, Consolas, Monaco, monospace";
let merge = (base, extend) => Object.assign({}, base, extend);
let merge = (base, extend) => Object.assign({}, base, extend);
this.buildTheme = (themeTpl) => {
let mapping = {};
let base = merge(themeTpl.BASE, {
"font-family": this.opts.fonts,
"font-size": this.opts.size,
});
let base_block = merge(base, {});
for (let ele in themeTpl.inline) {
if (themeTpl.inline.hasOwnProperty(ele)) {
let style = themeTpl.inline[ele];
mapping[ele] = merge(base, style);
}
}
for (let ele in themeTpl.block) {
if (themeTpl.block.hasOwnProperty(ele)) {
let style = themeTpl.block[ele];
if (ele === "code") {
style["font-family"] = CODE_FONT_FAMILY;
this.buildTheme = (themeTpl) => {
let mapping = {};
let base = merge(themeTpl.BASE, {
"font-family": this.opts.fonts,
"font-size": this.opts.size,
});
let base_block = merge(base, {});
for (let ele in themeTpl.inline) {
if (themeTpl.inline.hasOwnProperty(ele)) {
let style = themeTpl.inline[ele];
mapping[ele] = merge(base, style);
}
mapping[ele] = merge(base_block, style);
}
}
return mapping;
};
let getStyles = (tokenName, addition) => {
let arr = [];
let dict = styleMapping[tokenName];
if (!dict) return "";
for (const key in dict) {
arr.push(key + ":" + dict[key]);
}
return `style="${arr.join(";") + (addition || "")}"`;
};
let addFootnote = (title, link) => {
footnotes.push([++footnoteIndex, title, link]);
return footnoteIndex;
};
this.buildFootnotes = () => {
let footnoteArray = footnotes.map((x) => {
if (x[1] === x[2]) {
return `<code style="font-size: 90%; opacity: 0.6;">[${x[0]}]</code>: <i>${x[1]}</i><br/>`;
for (let ele in themeTpl.block) {
if (themeTpl.block.hasOwnProperty(ele)) {
let style = themeTpl.block[ele];
if (ele === "code") {
style["font-family"] = CODE_FONT_FAMILY;
}
mapping[ele] = merge(base_block, style);
}
}
return `<code style="font-size: 90%; opacity: 0.6;">[${x[0]}]</code> ${x[1]}: <i>${x[2]}</i><br/>`;
});
return `<h4 ${getStyles("h4")}>引用链接</h4><p ${getStyles(
"footnotes"
)}>${footnoteArray.join("\n")}</p>`;
};
return mapping;
};
this.buildAddition = () => {
return `
let getStyles = (tokenName, addition) => {
let arr = [];
let dict = styleMapping[tokenName];
if (!dict) return "";
for (const key in dict) {
arr.push(key + ":" + dict[key]);
}
return `style="${arr.join(";") + (addition || "")}"`;
};
let addFootnote = (title, link) => {
footnotes.push([++footnoteIndex, title, link]);
return footnoteIndex;
};
this.buildFootnotes = () => {
let footnoteArray = footnotes.map((x) => {
if (x[1] === x[2]) {
return `<code style="font-size: 90%; opacity: 0.6;">[${x[0]}]</code>: <i>${x[1]}</i><br/>`;
}
return `<code style="font-size: 90%; opacity: 0.6;">[${x[0]}]</code> ${x[1]}: <i>${x[2]}</i><br/>`;
});
return `<h4 ${getStyles("h4")}>引用链接</h4><p ${getStyles(
"footnotes"
)}>${footnoteArray.join("\n")}</p>`;
};
this.buildAddition = () => {
return `
<style>
.preview-wrapper pre::before {
position: absolute;
@ -82,128 +83,135 @@ const WxRenderer = function (opts) {
}
</style>
`;
};
this.setOptions = (newOpts) => {
this.opts = merge(this.opts, newOpts);
};
this.hasFootnotes = () => footnotes.length !== 0;
this.getRenderer = (status) => {
footnotes = [];
footnoteIndex = 0;
styleMapping = this.buildTheme(this.opts.theme);
let renderer = new marked.Renderer();
renderer.heading = (text, level) => {
switch (level) {
case 1:
return `<h1 ${getStyles("h1")}>${text}</h1>`;
case 2:
return `<h2 ${getStyles("h2")}>${text}</h2>`;
case 3:
return `<h3 ${getStyles("h3")}>${text}</h3>`;
default:
return `<h4 ${getStyles("h4")}>${text}</h4>`;
}
};
renderer.paragraph = (text) => {
if (text.indexOf("<figure") != -1 && text.indexOf("<img") != -1) {
return text;
}
return text.replace(/ /g, "") === ""
? ""
: `<p ${getStyles("p")}>${text}</p>`;
};
renderer.blockquote = (text) => {
text = text.replace(/<p.*?>/g, `<p ${getStyles("blockquote_p")}>`);
return `<blockquote ${getStyles(
"blockquote"
)}>${text}</blockquote>`;
this.setOptions = (newOpts) => {
this.opts = merge(this.opts, newOpts);
};
renderer.code = (text, lang) => {
text = text.replace(/</g, "&lt;").replace(/>/g, "&gt;");
const codeLines = text
.split("\n")
.map(
(line) =>
`<code class="prettyprint"><span class="code-snippet_outer">${
line || "<br>"
}</span></code>`
this.hasFootnotes = () => footnotes.length !== 0;
this.getRenderer = (status) => {
footnotes = [];
footnoteIndex = 0;
styleMapping = this.buildTheme(this.opts.theme);
let renderer = new marked.Renderer();
renderer.heading = (text, level) => {
switch (level) {
case 1:
return `<h1 ${getStyles("h1")}>${text}</h1>`;
case 2:
return `<h2 ${getStyles("h2")}>${text}</h2>`;
case 3:
return `<h3 ${getStyles("h3")}>${text}</h3>`;
default:
return `<h4 ${getStyles("h4")}>${text}</h4>`;
}
};
renderer.paragraph = (text) => {
if (
text.indexOf("<figure") != -1 &&
text.indexOf("<img") != -1
) {
return text;
}
return text.replace(/ /g, "") === ""
? ""
: `<p ${getStyles("p")}>${text}</p>`;
};
renderer.blockquote = (text) => {
text = text.replace(
/<p.*?>/g,
`<p ${getStyles("blockquote_p")}>`
);
const codeTheme = "github";
return `
return `<blockquote ${getStyles(
"blockquote"
)}>${text}</blockquote>`;
};
renderer.code = (text, lang) => {
text = text.replace(/</g, "&lt;").replace(/>/g, "&gt;");
const codeLines = text
.split("\n")
.map(
(line) =>
`<code class="prettyprint"><span class="code-snippet_outer">${
line || "<br>"
}</span></code>`
);
const codeTheme = "github";
return `
<section class="code-snippet__${codeTheme}">
<pre class="code__pre" data-lang="${lang}">
${codeLines.join("")}
</pre>
</section>
`;
};
renderer.codespan = (text, lang) =>
`<code ${getStyles("codespan")}>${text}</code>`;
renderer.listitem = (text) =>
`<span ${getStyles(
"listitem"
)}><span style="margin-right: 10px;"><%s/></span>${text}</span>`;
};
renderer.codespan = (text, lang) =>
`<code ${getStyles("codespan")}>${text}</code>`;
renderer.listitem = (text) =>
`<span ${getStyles(
"listitem"
)}><span style="margin-right: 10px;"><%s/></span>${text}</span>`;
renderer.list = (text, ordered, start) => {
text = text.replace(/<\/*p.*?>/g, "");
let segments = text.split(`<%s/>`);
if (!ordered) {
text = segments.join("•");
return `<p ${getStyles("ul")}>${text}</p>`;
}
text = segments[0];
for (let i = 1; i < segments.length; i++) {
text = text + i + "." + segments[i];
}
return `<p ${getStyles("ol")}>${text}</p>`;
renderer.list = (text, ordered, start) => {
text = text.replace(/<\/*p.*?>/g, "");
let segments = text.split(`<%s/>`);
if (!ordered) {
text = segments.join("•");
return `<p ${getStyles("ul")}>${text}</p>`;
}
text = segments[0];
for (let i = 1; i < segments.length; i++) {
text = text + i + "." + segments[i];
}
return `<p ${getStyles("ol")}>${text}</p>`;
};
renderer.image = (href, title, text) => {
let subText = "";
if (text) {
subText = `<figcaption ${getStyles(
"figcaption"
)}>${text}</figcaption>`;
}
let figureStyles = getStyles("figure");
let imgStyles = getStyles(
ENV_STRETCH_IMAGE ? "image" : "image_org"
);
return `<figure ${figureStyles}><img ${imgStyles} src="${href}" title="${title}" alt="${text}"/>${subText}</figure>`;
};
renderer.link = (href, title, text) => {
if (href.indexOf("https://mp.weixin.qq.com") === 0) {
return `<a href="${href}" title="${
title || text
}" ${getStyles("wx_link")}>${text}</a>`;
}
if (href === text || !status) {
return text;
}
let ref = addFootnote(title || text, href);
return `<span ${getStyles(
"link"
)}>${text}<sup>[${ref}]</sup></span>`;
};
renderer.strong = (text) =>
`<strong ${getStyles("strong")}>${text}</strong>`;
renderer.em = (text) =>
`<span style="font-style: italic;">${text}</span>`;
renderer.table = (header, body) =>
`<section style="padding:0 8px;"><table class="preview-table"><thead ${getStyles(
"thead"
)}>${header}</thead><tbody>${body}</tbody></table></section>`;
// renderer.tablerow = (text) => `<tr style="">${text}</tr>`;
renderer.tablecell = (text, flags) =>
`<td ${getStyles("td")}>${text}</td>`;
renderer.hr = () =>
`<hr style="border-style: solid;border-width: 1px 0 0;border-color: rgba(0,0,0,0.1);-webkit-transform-origin: 0 0;-webkit-transform: scale(1, 0.5);transform-origin: 0 0;transform: scale(1, 0.5);">`;
return renderer;
};
renderer.image = (href, title, text) => {
let subText = "";
if (text) {
subText = `<figcaption ${getStyles(
"figcaption"
)}>${text}</figcaption>`;
}
let figureStyles = getStyles("figure");
let imgStyles = getStyles(
ENV_STRETCH_IMAGE ? "image" : "image_org"
);
return `<figure ${figureStyles}><img ${imgStyles} src="${href}" title="${title}" alt="${text}"/>${subText}</figure>`;
};
renderer.link = (href, title, text) => {
if (href.indexOf("https://mp.weixin.qq.com") === 0) {
return `<a href="${href}" title="${title || text}" ${getStyles(
"wx_link"
)}>${text}</a>`;
}
if (href === text || !status) {
return text;
}
let ref = addFootnote(title || text, href);
return `<span ${getStyles(
"link"
)}>${text}<sup>[${ref}]</sup></span>`;
};
renderer.strong = (text) =>
`<strong ${getStyles("strong")}>${text}</strong>`;
renderer.em = (text) =>
`<span style="font-style: italic;">${text}</span>`;
renderer.table = (header, body) =>
`<section style="padding:0 8px;"><table class="preview-table"><thead ${getStyles(
"thead"
)}>${header}</thead><tbody>${body}</tbody></table></section>`;
// renderer.tablerow = (text) => `<tr style="">${text}</tr>`;
renderer.tablecell = (text, flags) =>
`<td ${getStyles("td")}>${text}</td>`;
renderer.hr = () =>
`<hr style="border-style: solid;border-width: 1px 0 0;border-color: rgba(0,0,0,0.1);-webkit-transform-origin: 0 0;-webkit-transform: scale(1, 0.5);transform-origin: 0 0;transform: scale(1, 0.5);">`;
return renderer;
};
};
}
}
export default WxRenderer;