mirror of
https://github.com/gorhill/uBlock.git
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108 lines
2.6 KiB
HTML
108 lines
2.6 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>JSONPath tool</title>
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<style>
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body {
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box-sizing: border-box;
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display: flex;
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flex-direction: column;
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gap: 0;
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height: 100vh;
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margin: 0;
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padding: 0.5em;
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width: 100vw;
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}
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h2 {
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margin: 0;
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}
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main {
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box-sizing: border-box;
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display: flex;
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flex-direction: column;
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flex-grow: 1;
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gap: 0.5em;
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}
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#json-data {
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box-sizing: border-box;
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min-height: 20vh;
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resize: vertical;
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}
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#jsonpath-input {
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font-size: 16px;
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}
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#jsonpath-result {
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background-color: #eee;
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flex-grow: 1;
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white-space: pre-wrap;
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}
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</style>
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</head>
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<body>
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<h2>uBO-flavored JSONPath tool</h2>
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<main>
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<textarea id="json-data" placeholder="JSON data" spellcheck="false"></textarea>
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<input id="jsonpath-input" placeholder="JSON path expression" spellcheck="false" />
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<div id="jsonpath-result"> </div>
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</main>
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<script type="module">
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// Requires a local server in root of repo:
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// python3 -m http.server
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//
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// Then load the following URL in the browser:
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// http://localhost:8000/tools/jsonpath-tool.html
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import { JSONPath } from '../src/js/jsonpath.js';
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function formatResult(a) {
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if ( a === undefined ) { return 'undefined'; }
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if ( jsonp.valid === false ) { return 'bad expression'; }
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if ( Array.isArray(a) === false ) {
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return JSON.stringify(a, null, 2);
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}
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const out = [];
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for ( const i of a ) {
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out.push(`[ ${i.map(j => JSON.stringify(j)).join(', ')} ]`);
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}
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return out.join('\n');
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}
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function process() {
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const input = document.querySelector('#jsonpath-input');
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const jsonpath = input.value;
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jsonp.compile(jsonpath);
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const result = formatResult(jsonp.evaluate(jsonData));
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const div = document.querySelector('#jsonpath-result');
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div.textContent = result;
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}
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const jsonp = new JSONPath();
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let jsonData = {};
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{
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const textarea = document.querySelector('#json-data');
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textarea.addEventListener('input', ( ) => {
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try {
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jsonData = JSON.parse(textarea.value);
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} catch {
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}
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if ( typeof jsonData !== 'object' || jsonData === null ) {
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jsonData = {};
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}
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process();
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});
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}
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{
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const input = document.querySelector('#jsonpath-input');
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input.addEventListener('input', ( ) => {
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process();
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});
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}
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</script>
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</body>
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</html>
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