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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,94 @@ | ||
| const simpleHTMLTokenizer = require('simple-html-tokenizer'); | ||
| const querystring = require('querystring'); | ||
| const generate = require('./generate-xml-from-tokens.js'); | ||
| const parseUnit = require('parse-absolute-css-unit'); | ||
| const {program} = require('commander'); | ||
| console.log('11'); | ||
|
|
||
| function process(source, resourceQuery) { | ||
| let tokens = simpleHTMLTokenizer.tokenize(source); | ||
|
|
||
| tokens = tokens.map((tag) => { | ||
| // eslint-disable-next-line @typescript-eslint/no-unsafe-enum-comparison | ||
| if (tag.type === 'StartTag' && tag.tagName === 'svg') { | ||
| let width = undefined; | ||
| let height = undefined; | ||
| let viewBox = undefined; | ||
| for (const attribute of tag.attributes) { | ||
| if (attribute[0] === 'width') { | ||
| try { | ||
| width = parseUnit(attribute[1]); | ||
| } catch (e) { | ||
| console.warn('Unable to read width: ' + attribute[1]); | ||
| } | ||
| } | ||
| if (attribute[0] === 'height') { | ||
| try { | ||
| height = parseUnit(attribute[1]); | ||
| } catch (e) { | ||
| console.warn('Unable to read height: ' + attribute[1]); | ||
| } | ||
| } | ||
| if (attribute[0] === 'viewBox') { | ||
| viewBox = attribute[1]; | ||
| } | ||
| } | ||
| if (viewBox !== undefined && width === undefined && height === undefined) { | ||
| try { | ||
| const attrs = viewBox.split(' '); | ||
| width = parseFloat(attrs[2]); | ||
| height = parseFloat(attrs[3]); | ||
| } catch (e) { | ||
| console.warn('Unable to read viewBox: ' + viewBox); | ||
| } | ||
| } | ||
| if (width !== undefined && height != undefined) { | ||
| tag.attributes = tag.attributes.filter((attribute) => { | ||
| return ( | ||
| attribute[0] !== 'width' && | ||
| attribute[0] !== 'height' && | ||
| attribute[0] !== 'x' && | ||
| attribute[0] !== 'y' | ||
| ); | ||
| }); | ||
| if (viewBox === undefined) { | ||
| tag.attributes.push(['viewBox', `0 0 ${width} ${height}`, true]); | ||
| } | ||
| const queryString = resourceQuery.startsWith('?') ? resourceQuery.substring(1) : resourceQuery; | ||
| const query = querystring.decode(queryString); | ||
| if (query.width !== undefined) { | ||
| const parsed = query.width.match(/^([0-9]+)([a-z]*)$/); | ||
| tag.attributes.push(['width', query.width, true]); | ||
| tag.attributes.push(['height', `${(height / width) * parseFloat(parsed[1])}${parsed[2]}`, true]); | ||
| } else if (query.height !== undefined) { | ||
| const parsed = query.height.match(/^([0-9]+)([a-z]*)$/); | ||
| tag.attributes.push(['width', `${(width / height) * parseFloat(parsed[1])}${parsed[2]}`, true]); | ||
| tag.attributes.push(['height', query.height, true]); | ||
| } else { | ||
| tag.attributes.push(['width', width, true]); | ||
| tag.attributes.push(['height', height, true]); | ||
| } | ||
| } | ||
| } | ||
| return tag; | ||
| }); | ||
|
|
||
| return generate(tokens); | ||
| } | ||
|
|
||
| function main(args) { | ||
| uri = args[0]; | ||
| resourceQuery = args[1]; | ||
| const fs = require('fs'); | ||
| const source = fs.readFileSync(uri, 'utf-8'); | ||
| const result = process(source, resourceQuery); | ||
| fs.writeFileSync(uri, result, 'utf-8'); | ||
| } | ||
|
|
||
| // If running this module directly then call the main function. | ||
| if (require.main === module) { | ||
| program.parse(process.argv); | ||
| main(program.args); | ||
| } | ||
|
|
||
| module.exports = main; | ||
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