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64 lines
1.5 KiB
JavaScript
64 lines
1.5 KiB
JavaScript
/*\
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title: $:/core/modules/parsers/csvparser.js
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type: application/javascript
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module-type: parser
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The CSV text parser processes CSV files into a table wrapped in a scrollable widget
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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var CsvParser = function(type,text,options) {
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// Special handler for tab-delimited files
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if (type === 'text/tab-delimited-values' && !options.separator) {
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options.separator = "\t";
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}
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// Table framework
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this.tree = [{
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"type": "scrollable", "children": [{
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"type": "element", "tag": "table", "children": [{
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"type": "element", "tag": "tbody", "children": []
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}], "attributes": {
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"class": {"type": "string", "value": "tc-csv-table"}
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}
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}]
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}];
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// Split the text into lines
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var lines = $tw.utils.parseCsvString(text, options),
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tag = "th";
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var maxColumns = 0;
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$tw.utils.each(lines, function(columns) {
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maxColumns = Math.max(columns.length, maxColumns);
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});
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for(var line=0; line<lines.length; line++) {
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var columns = lines[line];
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var row = {
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"type": "element", "tag": "tr", "children": []
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};
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for(var column=0; column<maxColumns; column++) {
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row.children.push({
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"type": "element", "tag": tag, "children": [{
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"type": "text",
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"text": columns[column] || ''
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}]
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});
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}
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tag = "td";
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this.tree[0].children[0].children[0].children.push(row);
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}
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this.source = text;
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this.type = type;
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};
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exports["text/csv"] = CsvParser;
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exports["text/tab-delimited-values"] = CsvParser;
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})();
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