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Creating a JSON database for storing metadata

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This commit is contained in:
Will Bradley 2018-04-16 00:15:24 -07:00
parent 15d7013924
commit f80ea86d3b
2 changed files with 46 additions and 5 deletions
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2
index.html
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@ -13,7 +13,7 @@
<form>
<input type="text" id="casename" name="casename" placeholder="Case Name"><br>
<input type="text" id="socialmedia" name="socialmedia" placeholder="Social Media"><br>
<textarea id="description" name="description" placeholder="Incident Description..." rows="10" cols="30"></textarea>
<textarea id="incidentdescription" name="incidentdescription" placeholder="Incident Description..." rows="10" cols="30"></textarea>
</form>
<label id="screenshot-path">Path: NONE</label><br>

49
renderer.js
View File

@ -13,9 +13,14 @@ const screenshot = document.getElementById('screen-shot');
const screenshotMsg = document.getElementById('screenshot-path');
const pathButton = document.getElementById('path-button');
const casenameField = document.getElementById('casename');
const socialmediaField = document.getElementById('socialmedia');
const incidentdescriptionField = document.getElementById('incidentdescription');
var directoryPath = '';
var caseName = '';
var socialMedia = '';
var incidentDescription = '';
pathButton.addEventListener('click', function(event) {
dialog.showOpenDialog({
@ -46,25 +51,61 @@ screenshot.addEventListener('click', function(event) {
sources.forEach(function(source) {
if (source.name === 'Entire Screen' || source.name === 'Entire screen' || source.name === 'Screen 1') {
// get values from form
caseName = casenameField.value;
if (directoryPath === '') {
return displayError("Please Select a Path to save the screenshot to.");
}
socialMedia = socialmediaField.value;
incidentDescription = incidentdescriptionField.value;
if (directoryPath === '') return displayError("Please Select a Path to save the screenshot to.");
timestamp = new Date().getTime();
screenshotPath = path.join(directoryPath, caseName + '-' + timestamp + '.png');
screenshotFilename = caseName + '-' + timestamp + '.png';
screenshotPath = path.join(directoryPath, screenshotFilename);
fs.writeFile(screenshotPath, source.thumbnail.toPng(), function(error) {
if (error) return displayError(error.message);
shell.openExternal('file://' + screenshotPath);
screenshotMsg.textContent = 'Saved screenshot to: ' + screenshotPath;
// if file was written, save to db as well
updateDatabase(directoryPath, screenshotFilename, caseName, socialMedia, incidentDescription);
})
}
});
});
});
function updateDatabase(directoryPath, screenshotFilename, caseName, socialMedia, incidentDescription) {
// open/read db
dbPath = path.join(directoryPath, "documentit-data.json");
try {
dbContents = fs.readFileSync(dbPath, {encoding: "utf8"});
} catch (err) {
console.log(err);
console.log("Unable to open database, starting new db.");
dbContents = "{}"; // file doesn't exist, create blank JSON
}
var database = JSON.parse(dbContents);
// init db if not init'd
// "cases" parent object
if (!database.hasOwnProperty('cases')) database.cases = {};
// each case is indexed by name (TODO: help users avoid typo'd case names)
if (!database.cases.hasOwnProperty(caseName)) database.cases[caseName] = {};
now = new Date(); // screenshots are indexed by unix timestamp
database.cases[caseName][now.getTime()] = {
'date': now.toLocaleString(), // human-readable duplicate of index time
'socialMedia': socialMedia,
'incidentDescription': incidentDescription,
'screenshotFilename': screenshotFilename
};
// write db. stringify with two spaces for human-readability
fs.writeFileSync(dbPath, JSON.stringify(database, null, ' '));
}
function displayError(message) {
screenshotMsg.textContent = "ERROR: "+message;
return console.log(message);