fix(server): harden inserting process, self-healing timestamp info on bad timestamp (#682)

* fix(server): harden inserting process, self-healing timestamp info

server/libs/common/src/utils/time-utils.ts

@@ -0,0 +1,48 @@
+import exifr from 'exifr';
+
+function createTimeUtils() {
+  const checkValidTimestamp = (timestamp: string): boolean => {
+    const parsedTimestamp = Date.parse(timestamp);
+
+    if (isNaN(parsedTimestamp)) {
+      return false;
+    }
+
+    const date = new Date(parsedTimestamp);
+
+    if (date.getFullYear() < 1583 || date.getFullYear() > 9999) {
+      return false;
+    }
+
+    return date.getFullYear() > 0;
+  };
+
+  const getTimestampFromExif = async (originalPath: string): Promise<string> => {
+    try {
+      const exifData = await exifr.parse(originalPath, {
+        tiff: true,
+        ifd0: true as any,
+        ifd1: true,
+        exif: true,
+        gps: true,
+        interop: true,
+        xmp: true,
+        icc: true,
+        iptc: true,
+        jfif: true,
+        ihdr: true,
+      });
+
+      if (exifData && exifData['DateTimeOriginal']) {
+        return exifData['DateTimeOriginal'];
+      } else {
+        return new Date().toISOString();
+      }
+    } catch (error) {
+      return new Date().toISOString();
+    }
+  };
+  return { checkValidTimestamp, getTimestampFromExif };
+}
+
+export const timeUtils = createTimeUtils();