From e86f6f7f45df2e33c4001f4965a4fd7e8e6c8a37 Mon Sep 17 00:00:00 2001
From: Christopher Engelhard <ce@lcts.de>
Date: Dec 30 2020 10:03:33 +0000
Subject: move helper scripts to subfolder


---

diff --git a/get-bundled-versions.py b/get-bundled-versions.py
deleted file mode 100755
index 40fb247..0000000
--- a/get-bundled-versions.py
+++ /dev/null
@@ -1,26 +0,0 @@
-#!/bin/env python
-
-import os
-import json
-
-for root, dirs, files in os.walk("apps"):
-    for file in files:
-        if file == 'composer.lock':
-            with open(os.path.join(root, file)) as f:
-                lockdata = json.load(f)
-                try:
-                    for i in lockdata['packages']:
-                        print("Provides: bundled(php-composer(" + i['name'] + ")) = " + i['version'].strip('v'))
-                except KeyError:
-                    pass
-
-for root, dirs, files in os.walk("3rdparty"):
-    for file in files:
-        if file == 'composer.lock':
-            with open(os.path.join(root, file)) as f:
-                lockdata = json.load(f)
-                try:
-                    for i in lockdata['packages']:
-                        print("Provides: bundled(php-composer(" + i['name'] + ")) = " + i['version'].strip('v'))
-                except KeyError:
-                    pass
diff --git a/utils/get-bundled-versions.py b/utils/get-bundled-versions.py
new file mode 100755
index 0000000..40fb247
--- /dev/null
+++ b/utils/get-bundled-versions.py
@@ -0,0 +1,26 @@
+#!/bin/env python
+
+import os
+import json
+
+for root, dirs, files in os.walk("apps"):
+    for file in files:
+        if file == 'composer.lock':
+            with open(os.path.join(root, file)) as f:
+                lockdata = json.load(f)
+                try:
+                    for i in lockdata['packages']:
+                        print("Provides: bundled(php-composer(" + i['name'] + ")) = " + i['version'].strip('v'))
+                except KeyError:
+                    pass
+
+for root, dirs, files in os.walk("3rdparty"):
+    for file in files:
+        if file == 'composer.lock':
+            with open(os.path.join(root, file)) as f:
+                lockdata = json.load(f)
+                try:
+                    for i in lockdata['packages']:
+                        print("Provides: bundled(php-composer(" + i['name'] + ")) = " + i['version'].strip('v'))
+                except KeyError:
+                    pass
diff --git a/utils/get-composer-requires.py b/utils/get-composer-requires.py
new file mode 100755
index 0000000..ffd77f9
--- /dev/null
+++ b/utils/get-composer-requires.py
@@ -0,0 +1,80 @@
+#!/bin/env python
+
+import os
+import json
+import re
+import subprocess
+
+defaultconstraint = 2
+
+constraintmap = ('any', 'loose', 'strict', 'exact')
+
+def get_requires(name, version, constraint):
+    version = version.split('.')
+
+    if constraint == 0:
+        requires = 'php-composer(' + name + ')'
+    elif constraint == 1:
+        wipe = False
+        for i in range(0, len(version)):
+            if version[i] == '0' or wipe:
+                version[i] = '0'
+            else:
+                version[i] = str(int(version[i]) + 1)
+                wipe = True
+            requires = '(php-composer(' + name + ') >= ' + minver + ' with php-composer(' + name + ') < ' + '.'.join(version) + ')'
+    elif constraint == 2:
+        version[-1] = '0'
+        version[-2] = str(int(version[-2]) + 1)
+        requires = '(php-composer(' + name + ') >= ' + minver + ' with php-composer(' + name + ') < ' + '.'.join(version) + ')'
+    else:
+        requires = 'php-composer(' + name + ') = ' + minver
+    return requires
+
+def repoquery(query):
+    stdout = subprocess.run(['dnf', 'repoquery', '-q', '--whatprovides', requires], stdout=subprocess.PIPE, universal_newlines=True, check = True).stdout
+    return stdout
+
+
+with open('3rdparty/composer.json') as f:
+#with open('apps/files_external/3rdparty/composer.json') as f:
+    depdata = json.load(f)
+    for name, version in depdata['require'].items():
+        if name == 'php':
+            continue
+        print(name, version, ':')
+        version = version.replace('v', '')
+        if version == '*':
+            constraint = 0
+            version = '0'
+        elif version.startswith('^'):
+            constraint = 1
+            version = version.strip('^')
+        elif version.startswith('~'):
+            constraint = 2
+            version = version.strip('~')
+        else:
+            constraint = defaultconstraint
+
+        if re.search('[^.0-9]', version):
+            print('Unparseable version:', version)
+            continue
+        else:
+            minver = version
+
+        requires = get_requires(name, version, constraint)
+        print('  Constraint (' + constraintmap[constraint] + '): ' + requires)
+
+        package = repoquery(requires)
+        while len(package) == 0:
+            constraint -= 1
+            if constraint < 0:
+                break
+            requires = get_requires(name, version, constraint)
+            print('  Constraint (' + constraintmap[constraint] + '): ' + requires)
+            package = repoquery(requires)
+
+        if len(package) == 0:
+            print('    -> no providing package found\n')
+        else:
+            print('    -> ' + package)