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Magic operation now detects UTF8 and gives a probability score for each language

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This commit is contained in:
n1474335 2018-02-10 15:10:53 +00:00
parent 865ee6a720
commit 6624f25a64
5 changed files with 131 additions and 24 deletions
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22
src/core/FlowControl.js
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@ -278,8 +278,7 @@ const FlowControl = {
<tr>
<th>Recipe (click to load)</th>
<th>Data snippet</th>
<th>Most likely language\n(lower scores are better)</th>
<th>File type</th>
<th>Properties</th>
</tr>`;
options.forEach(option => {
@ -290,20 +289,25 @@ const FlowControl = {
.concat(currentRecipeConfig.slice(state.progress + 1)),
recipeURL = "recipe=" + Utils.encodeURIFragment(Utils.generatePrettyRecipe(recipeConfig));
const language = option.languageScores[0];
let fileType = "Unknown";
const bestLanguage = option.languageScores[0];
let language = "Unknown",
fileType = "Unknown";
if (bestLanguage.probability > 0.00005) {
language = Magic.codeToLanguage(bestLanguage.lang) + " " +
(bestLanguage.probability * 100).toFixed(2) + "%";
}
if (option.fileType) {
fileType = `Extension: ${option.fileType.ext}\nMime type: ${option.fileType.mime}`;
if (option.fileType.desc)
fileType += `\nDescription: ${option.fileType.desc}`;
fileType = `${option.fileType.mime} (${option.fileType.ext})`;
}
output += `<tr>
<td><a href="#${recipeURL}">${Utils.generatePrettyRecipe(option.recipe, true)}</a></td>
<td>${Utils.escapeHtml(Utils.printable(Utils.truncate(option.data, 99)))}</td>
<td>${Magic.codeToLanguage(language.lang)}\nScore: ${language.chiSqr.toFixed()}</td>
<td>${fileType}</td>
<td>Language: ${language}
File type: ${fileType}
Valid UTF8: ${option.isUTF8}</td>
</tr>`;
});