hashTest: New module for getting/checking hashes

... in the file explorer

hashTest/a2module.json

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+[
+  {
+    "author": "eric",
+    "date": "2022 6 9",
+    "description": "Get and compare sha256 hashes from seleceted files in Explorer.",
+    "display_name": "",
+    "tags": [
+      "file",
+      "code",
+      "wip"
+    ],
+    "typ": "nfo",
+    "url": "",
+    "version": "0.1"
+  },
+  {
+    "disablable": true,
+    "enabled": true,
+    "functionCode": "hashTest()",
+    "functionMode": 0,
+    "key": [
+      "Alt+Shift+H"
+    ],
+    "keyChange": true,
+    "label": "Make a hash check with selected file",
+    "multiple": true,
+    "name": "hashTest_Hotkey",
+    "scope": [
+      "ahk_class CabinetWClass"
+    ],
+    "scopeChange": true,
+    "scopeMode": 1,
+    "typ": "hotkey"
+  },
+  {
+    "file": "hashTest.ahk",
+    "typ": "include"
+  }
+]

hashTest/hashTest.ahk

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+; hashTest - hashTest.ahk
+; author: eric
+; created: 2022 6 9
+
+hashTest() {
+    selection := explorer_get_selected()
+    if (selection.Length() != 1) {
+        msgbox_error("Select 1 File!", "hashTest")
+        return
+    }
+
+    ; get hash value from python hash getter script:
+    output := string_strip(StrUpper(python_get_output(path_neighbor(A_LineFile, "hashtest.py"), selection[1])))
+    ; check against clipboard
+    clip_val := string_strip(StrUpper(Clipboard))
+    if (StrLen(output) != StrLen(clip_val)) {
+        Clipboard := output
+        msg := "From the selected file """ path_basename(selection[1]) """`n"
+        msg .= "I got this sha256 hash and put it to the clipboard:`n`n  " output
+        msgbox_info(msg, "hashTest - got hash")
+        Return
+    }
+    if (output == clip_val) {
+        msg := "Hash values Match! From the selected file """ path_basename(selection[1]) """ I got this hash and it matches with the one in the clipboard:`n" output
+        msgbox_info(msg, "hashTest - It's A Match!")
+    }
+    else {
+        msg := "The clipboard contains a string of matching length!`n"
+        msg .= "But it does NOT match the hash I got from the selected file """ path_basename(selection[1]) """`n"
+        msg .= output " != " clip_val
+        msgbox_error(msg, "hashTest - Mismatch!")
+    }
+}

hashTest/hashtest.py

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+import sys
+import hashlib
+
+
+def main():
+    try:
+        file_path = sys.argv[1]
+    except IndexError as error:
+        raise RuntimeError('I need a file path to get the hash from!') from error
+    try:
+        hasher_name = sys.argv[2]
+    except IndexError:
+        hasher_name = 'sha256'
+
+    try:
+        hasher = getattr(hashlib, hasher_name.lower())
+    except AttributeError:
+        raise RuntimeError('Could not get hash algorithm "%s"! Available are:\n %s' % ', '.join(hashlib.algorithms_available))
+
+    binary = True
+    block_size = 2**16
+    mode = 'rb' if binary else 'r'
+
+    with open(file_path, mode) as file_object:
+        buffer_object = file_object.read(block_size)
+        hasherobj = hasher()
+        len_buf = len(buffer_object)
+        while len_buf > 0:
+            if binary:
+                hasherobj.update(buffer_object)
+            else:
+                hasherobj.update(buffer_object.encode('utf8'))
+            buffer_object = file_object.read(block_size)
+            len_buf = len(buffer_object)
+    print(hasherobj.hexdigest())
+
+
+if __name__ == '__main__':
+    # sys.argv.append(r'C:\Users\eric\Downloads\AutoHotkey_1.1.34.03_setup(1).exe')
+    main()