init

main.py

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+import streamlit as st
+from pathlib import Path
+import hashlib
+
+CONFFILE = Path("config.txt")
+INPUT_DIR = Path("input")
+OUTPUT_DIR = Path("output")
+
+HASHMODE = "md5"
+
+with open(CONFFILE) as f:
+    hash_type = f.read().strip()
+
+    if hash_type not in ["md5", "sha256"]:
+        print("Invalid hash type in config")
+        exit(1)
+
+    HASHMODE = hash_type
+
+st.title("Online file hasher")
+
+st.text(f"MODE: {HASHMODE}")
+
+st.header("Upload a file")
+with st.form("upload", clear_on_submit=True):
+    uploaded_file = st.file_uploader("Choose a file to upload")
+    file_submitted = st.form_submit_button("Upload")
+
+    if file_submitted and (uploaded_file is not None):
+        content = bytes(uploaded_file.getbuffer())
+        dest = INPUT_DIR / uploaded_file.name
+        try:
+            with open(dest, "wb") as f:
+                f.write(content)
+        except Exception as ex:
+            st.error(f"Failed to upload: {ex}")
+            st.stop()
+
+        if HASHMODE == "md5":
+            hash = hashlib.md5(content).hexdigest()
+        elif HASHMODE == "sha256":
+            hash = hashlib.sha256(content).hexdigest()
+        else:
+            hash = ""
+
+        dest = OUTPUT_DIR / (uploaded_file.name + ".md5")
+        try:
+            with open(dest, "w") as f:
+                f.write(hash)
+        except Exception as ex:
+            st.error(f"Failed to upload: {ex}")
+            st.stop()
+
+        st.success("Uploaded successfully!")
+
+st.divider()
+
+st.header("Results")
+files = tuple(OUTPUT_DIR.iterdir())
+
+if not files:
+    st.info("No uploads yet.")
+else:
+    for file in files:
+        col1, col2, col3 = st.columns([4, 2, 1])
+
+        with open(file, "r") as f:
+            hash = f.read()
+
+        col1.write(f"**{file.name}**")
+        col2.write(hash)
+
+        if col3.button("Delete", key=f"del_{file.name}"):
+            file.unlink()
+            st.rerun()