Add base for normalizing html

1 files changed, 27 insertions, 0 deletions

diff --git a/lib/utils/images.js b/lib/utils/images.js
new file mode 100644
index 0000000..3ba0f1f
--- /dev/null
+++ b/lib/utils/images.js
@@ -0,0 +1,27 @@
+var fs = require('fs');
+
+var Promise = require('./promise');
+var command = require('./command');
+var error = require('./error');
+
+// Convert a svg file to a pmg
+function convertSVGToPNG(source, dest, options) {
+    if (!command.isAvailable) return Promise.reject(new Error('Could not convert SVG in this platform'));
+    if (!fs.existsSync(source)) return Promise.reject(new error.FileNotFoundError({ filename: source }));
+
+    return command.spawn('svgexport', [source, dest])
+    .fail(function(err) {
+        if (err.code == 'ENOENT') err = new Error('Need to install "svgexport" using "npm install svgexport -g"');
+        throw err;
+    })
+    .then(function() {
+        if (fs.existsSync(dest)) return;
+
+        throw new Error('Error converting '+source+' into '+dest);
+    });
+}
+
+module.exports = {
+    convertSVGToPNG: convertSVGToPNG,
+    INVALID: ['.svg']
+};
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