[arch] fix: some dependencies not being matched during comparisons between numeric and alphanumeric versions

CHANGELOG.md

@@ -4,6 +4,12 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
+## [0.9.18]
+### Fixes
+- Arch
+    - install/upgrade/downgrade: some dependencies not being matched during comparisons between numeric and alphanumeric versions
+    
+
 ## [0.9.17] 2021-06-16
 ### Improvements
 - general: replacing subprocess commands to detect installed CLIs by Python faster calls (**shutil.which**)

bauh/__init__.py

@@ -1,4 +1,4 @@
-__version__ = '0.9.17'
+__version__ = '0.9.18'
 __app_name__ = 'bauh'
 
 import os

bauh/gems/arch/dependencies.py

@@ -3,13 +3,11 @@ import traceback
 from threading import Thread
 from typing import Set, List, Tuple, Dict, Iterable, Optional
 
-from packaging.version import parse as parse_version
-
 from bauh.api.abstract.handler import ProcessWatcher
 from bauh.gems.arch import pacman, message, sorting, confirmation
 from bauh.gems.arch.aur import AURClient
 from bauh.gems.arch.exceptions import PackageNotFoundException
-from bauh.gems.arch.util import clean_version
+from bauh.gems.arch.version import compare_versions
 from bauh.view.util.translation import I18n
 
 
@@ -220,7 +218,7 @@ class DependenciesAnalyser:
                     matched_providers = set()
                     split_informed_dep = self.re_dep_operator.split(dep_exp)
                     try:
-                        version_required = parse_version(clean_version(split_informed_dep[2]))
+                        version_required = split_informed_dep[2]
                         exp_op = split_informed_dep[1] if split_informed_dep[1] != '=' else '=='
 
                         for p in providers:
@@ -230,9 +228,9 @@ class DependenciesAnalyser:
                                 split_dep = self.re_dep_operator.split(provided_exp)
 
                                 if len(split_dep) == 3 and split_dep[0] == dep_name:
-                                    version_provided = parse_version(clean_version(split_dep[2]))
+                                    version_provided = split_dep[2]
 
-                                    if eval('version_provided {} version_required'.format(exp_op)):
+                                    if compare_versions(version_provided, exp_op, version_required):
                                         matched_providers.add(p)
                                         break
 
@@ -270,17 +268,17 @@ class DependenciesAnalyser:
                     self.__raise_dependency_not_found(dep_exp, watcher)
                 else:
                     try:
-                        dep_version = parse_version(clean_version(dep_info[0]['Version']))
+                        dep_version = dep_info[0]['Version']
                     except:
                         traceback.print_exc()
-                        self.__raise_dependency_not_found(dep_exp, watcher)
+                        return self.__raise_dependency_not_found(dep_exp, watcher)
 
                     split_informed_dep = self.re_dep_operator.split(dep_exp)
                     try:
-                        version_required = parse_version(clean_version(split_informed_dep[2]))
+                        version_required = split_informed_dep[2]
                         exp_op = split_informed_dep[1] if split_informed_dep[1] != '=' else '=='
 
-                        if eval('dep_version {} version_required'.format(exp_op)):
+                        if compare_versions(dep_version, exp_op, version_required):
                             aur_deps.add(dep_name)
                             missing_deps.add((dep_name, 'aur'))
                     except:
@@ -334,20 +332,11 @@ class DependenciesAnalyser:
                                 version_found = [p for p in provided_map if p.startswith(version_pattern)]
 
                                 if version_found:
-                                    version_found = clean_version(version_found[0].split('=')[1])
-                                    version_required = clean_version(dep_split[2])
+                                    version_found = version_found[0].split('=')[1]
+                                    version_required = dep_split[2]
+                                    op = dep_split[1] if dep_split[1] != '=' else '=='
 
-                                    try:
-                                        version_found = parse_version(version_found)
-                                        version_required = parse_version(version_required)
-
-                                        op = dep_split[1] if dep_split[1] != '=' else '=='
-                                        match = eval('version_found {} version_required'.format(op))
-                                    except:
-                                        match = False
-                                        traceback.print_exc()
-
-                                    if not match:
+                                    if not compare_versions(version_found, op, version_required):
                                         self._fill_missing_dep(dep_name=dep_name, dep_exp=dep, aur_index=aur_index,
                                                                missing_deps=missing_deps,
                                                                remote_provided_map=remote_provided_map,

bauh/gems/arch/mapper.py

@@ -1,14 +1,11 @@
 import logging
 import os
-import traceback
 from typing import Optional
 
-from colorama import Fore
-from packaging.version import parse as parse_version
-
 from bauh.api.abstract.model import PackageStatus
 from bauh.api.http import HttpClient
 from bauh.gems.arch.model import ArchPackage
+from bauh.gems.arch.version import compare_versions
 from bauh.view.util.translation import I18n
 
 URL_PKG_DOWNLOAD = 'https://aur.archlinux.org/{}'
@@ -64,26 +61,7 @@ class AURDataMapper:
     @staticmethod
     def check_version_update(version: str, latest_version: str) -> bool:
         if version and latest_version and version != latest_version:
-            try:
-                ver_epoch, latest_epoch = version.split(':'), latest_version.split(':')
-
-                if len(ver_epoch) > 1 and len(latest_epoch) > 1:
-                    parsed_ver_epoch, parsed_latest_epoch = parse_version(ver_epoch[0]), parse_version(latest_epoch[0])
-
-                    if parsed_ver_epoch == parsed_latest_epoch:
-                        return parse_version(''.join(ver_epoch[1:])) < parse_version(''.join(latest_epoch[1:]))
-                    else:
-                        return parsed_ver_epoch < parsed_latest_epoch
-                elif len(ver_epoch) > 1 and len(latest_epoch) == 1:
-                    return False
-                elif len(ver_epoch) == 1 and len(latest_epoch) > 1:
-                    return True
-                else:
-                    return parse_version(version) < parse_version(latest_version)
-            except:
-                print('{}Version: {}. Latest version: {}{}'.format(Fore.RED, version, latest_version, Fore.RESET))
-                traceback.print_exc()
-                return False
+            return compare_versions(latest_version, '>', version)
 
         return False
 

bauh/gems/arch/updates.py

@@ -4,8 +4,6 @@ import traceback
 from threading import Thread
 from typing import Dict, Set, List, Tuple, Iterable, Optional
 
-from packaging.version import parse as parse_version
-
 from bauh.api.abstract.controller import UpgradeRequirements, UpgradeRequirement
 from bauh.api.abstract.handler import ProcessWatcher
 from bauh.gems.arch import pacman, sorting
@@ -14,6 +12,7 @@ from bauh.gems.arch.dependencies import DependenciesAnalyser
 from bauh.gems.arch.exceptions import PackageNotFoundException
 from bauh.gems.arch.model import ArchPackage
 from bauh.gems.arch.pacman import RE_DEP_OPERATORS
+from bauh.gems.arch.version import compare_versions
 from bauh.view.util.translation import I18n
 
 
@@ -733,9 +732,7 @@ class UpdatesSummarizer:
 
                             for v in versions:
                                 try:
-                                    provided_version, required_version = parse_version(v), parse_version(dep_split[1])
-
-                                    if eval('provided_version {} required_version'.format(op)):
+                                    if compare_versions(v, op, dep_split[1]):
                                         version_match = True
                                         break
                                 except:

bauh/gems/arch/version.py

@@ -0,0 +1,35 @@
+from typing import Optional
+
+from packaging.version import parse
+
+
+def normalize_version(version: str) -> Optional[str]:
+    if version:
+        final_version = version.strip()
+
+        if final_version:
+            if ':' not in final_version:
+                final_version = '0:{}'.format(final_version)
+
+            if '-' not in final_version:
+                final_version = '{}-1'.format(final_version)
+
+        return final_version
+
+
+def compare_versions(version_a: str, operator: str, version_b: str) -> bool:
+    if operator:
+        a_obj, b_obj = parse(normalize_version(version_a)), parse(normalize_version(version_b))
+
+        if operator == '>':
+            return a_obj > b_obj
+        elif operator == '>=':
+            return a_obj >= b_obj
+        elif operator == '<':
+            return a_obj < b_obj
+        elif operator == '<=':
+            return a_obj <= b_obj
+        elif operator == '==':
+            return a_obj == b_obj
+
+    raise Exception("compare: invalid string operator {}".format(operator))

tests/gems/arch/test_version.py

@@ -0,0 +1,46 @@
+from unittest import TestCase
+
+from bauh.gems.arch import version
+
+
+class CompareVersionsTest(TestCase):
+
+    def test_both_versions_only_filled_with_numbers_and_same_number_of_divisions(self):
+        self.assertFalse(version.compare_versions('1', '>', '2'))
+        self.assertTrue(version.compare_versions('1', '<', '2'))
+        self.assertTrue(version.compare_versions('1', '<=', '2'))
+        self.assertTrue(version.compare_versions('2', '>=', '1'))
+        self.assertTrue(version.compare_versions('1', '==', '1'))
+        self.assertFalse(version.compare_versions('1.1', '>', '2.0'))
+        self.assertTrue(version.compare_versions('1.1', '<', '2.0'))
+        self.assertTrue(version.compare_versions('1.1', '<=', '2.0'))
+        self.assertTrue(version.compare_versions('2.1', '>', '2.0'))
+        self.assertTrue(version.compare_versions('2.1', '>=', '2.0'))
+        self.assertTrue(version.compare_versions('2.0', '==', '2.0'))
+
+    def test_versions_only_filled_with_numbers_and_different_number_of_divisons(self):
+        self.assertFalse(version.compare_versions('1.0', '>', '2'))
+        self.assertTrue(version.compare_versions('1', '<', '2.0'))
+        self.assertTrue(version.compare_versions('1.1.1', '<=', '2'))
+        self.assertTrue(version.compare_versions('2', '>=', '1.0'))
+        self.assertTrue(version.compare_versions('1.0', '==', '1'))
+        self.assertTrue(version.compare_versions('1.1', '>', '1'))
+        self.assertFalse(version.compare_versions('1.1', '<', '1'))
+
+    def test_one_version_contain_mixed_letters_and_symbols(self):
+        self.assertTrue(version.compare_versions('2.3.3op2', '>=', '2.2.6'))
+        self.assertTrue(version.compare_versions('2.2a', '<', '2.2b'))
+        self.assertTrue(version.compare_versions('2.2a', '<', '2.3a'))
+
+    def test_versions_with_epochs(self):
+        self.assertTrue(version.compare_versions('1:1', '==', '1:1.0'))
+        self.assertTrue(version.compare_versions('1:1', '<', '1:1.1'))
+        self.assertTrue(version.compare_versions('1:1', '<=', '1:1.1'))
+        self.assertTrue(version.compare_versions('2:0', '>', '1:1.1'))
+        self.assertTrue(version.compare_versions('1:0', '>', '2.0-1'))
+
+    def test_versions_with_release_number(self):
+        self.assertTrue(version.compare_versions('1.0-1', '<', '1.0-2'))
+        self.assertTrue(version.compare_versions('1.0-2', '>', '1.0-1'))
+        self.assertTrue(version.compare_versions('1.0-1', '<', '1.0-10'))
+        self.assertTrue(version.compare_versions('1.0-10', '>', '1.0-1'))