1
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forked from brl/citadel
citadel/poky/scripts/lib/build_perf/scrape-html-report.js

57 lines
1.6 KiB
JavaScript

var fs = require('fs');
var system = require('system');
var page = require('webpage').create();
// Examine console log for message from chart drawing
page.onConsoleMessage = function(msg) {
console.log(msg);
if (msg === "ALL CHARTS READY") {
window.charts_ready = true;
}
else if (msg.slice(0, 11) === "CHART READY") {
var chart_id = msg.split(" ")[2];
console.log('grabbing ' + chart_id);
var png_data = page.evaluate(function (chart_id) {
var chart_div = document.getElementById(chart_id + '_png');
return chart_div.outerHTML;
}, chart_id);
fs.write(args[2] + '/' + chart_id + '.png', png_data, 'w');
}
};
// Check command line arguments
var args = system.args;
if (args.length != 3) {
console.log("USAGE: " + args[0] + " REPORT_HTML OUT_DIR\n");
phantom.exit(1);
}
// Open the web page
page.open(args[1], function(status) {
if (status == 'fail') {
console.log("Failed to open file '" + args[1] + "'");
phantom.exit(1);
}
});
// Check status every 100 ms
interval = window.setInterval(function () {
//console.log('waiting');
if (window.charts_ready) {
clearTimeout(timer);
clearInterval(interval);
var fname = args[1].replace(/\/+$/, "").split("/").pop()
console.log("saving " + fname);
fs.write(args[2] + '/' + fname, page.content, 'w');
phantom.exit(0);
}
}, 100);
// Time-out after 10 seconds
timer = window.setTimeout(function () {
clearInterval(interval);
console.log("ERROR: timeout");
phantom.exit(1);
}, 10000);