Initial commit

.gitignore

@@ -127,3 +127,10 @@ dmypy.json
 
 # Pyre type checker
 .pyre/
+
+# Pycharm
+.idea/
+
+# Other
+Pipfile.lock
+phone_gen/__version__.py

Pipfile

@@ -0,0 +1,20 @@
+[[source]]
+name = "pypi"
+url = "https://pypi.org/simple"
+verify_ssl = true
+
+[dev-packages]
+requests = "==2.23.0"
+pytest = "==5.4.2"
+pytest-cov = "==2.8.1"
+phonenumbers = "==8.12.3"
+black = "==19.10b0"
+mypy = "==0.770"
+flake8 = "==3.8.1"
+pep8-naming = "==0.10.0"
+
+[packages]
+phone-gen = {editable = true,path = "."}
+
+[requires]
+python_version = "3.8"

dev_tools/patterns_generator.py

@@ -0,0 +1,80 @@
+import json
+import xml.etree.ElementTree as ElementTree
+from datetime import datetime
+from pathlib import Path
+from re import findall
+from typing import Dict, Generator, Tuple
+
+import requests
+
+RESOURCE = 'https://raw.githubusercontent.com/google/libphonenumber/master/resources/PhoneNumberMetadata.xml'
+
+TEMPLATE = """# Auto-generated file {datetime} UTC
+# Resource: https://github.com/google/libphonenumber {version}
+
+PATTERNS = {patterns}
+
+"""
+
+
+class RegexCompiler:
+
+    def __init__(self, pattern: str):
+        pattern = pattern.replace('\n', '').replace(' ', '').replace('?:', '')
+        pattern = pattern.replace(r'\d', r'[\d]').replace(',', ':')
+        self.pattern = '({})'.format(pattern)
+
+    def _group(self, group: str) -> str:
+        groups = findall(r'\((.*)\)', group)
+        if groups:
+            for i in groups:
+                group.replace(group, self._group(i))
+        return '|'.join('({})'.format(i) for i in group.split('|'))
+
+    def compile(self) -> str:
+        return self.pattern.replace(self.pattern, self._group(self.pattern))
+
+
+class Parser:
+
+    def __init__(self, source: str):
+        self.root = ElementTree.fromstring(source)
+        self.line_tag = 'fixedLine'
+        self.pattern_tag = 'nationalNumberPattern'
+
+    def render(self) -> Generator[Tuple[str, Dict[str, str]], None, None]:
+        for territory in self.root.iter('territory'):
+            attrs = territory.attrib
+            code = attrs.get('id', '1')
+            if code.isdigit():
+                continue
+            value = {'code': attrs.get('countryCode', '')}
+            for fixed_line in territory.iter(self.line_tag):
+                for national_number_pattern in fixed_line.iter(self.pattern_tag):
+                    value['pattern'] = RegexCompiler(national_number_pattern.text).compile()
+            yield code, value
+
+
+def get_latest() -> str:
+    response = requests.get('https://github.com/google/libphonenumber/releases/latest')
+    return response.url.split('/')[-1]
+
+
+def main():
+    response = requests.get(RESOURCE)
+    parser = Parser(response.text)
+    data = {code: value for code, value in parser.render()}
+    root_path = Path(__file__).absolute().parent.parent
+    file = root_path.joinpath('phone_gen', 'patterns.py')
+    version = get_latest()
+    with file.open('wb') as _file:
+        temp = TEMPLATE.format(
+            datetime=datetime.utcnow().strftime('%Y-%m-%d %H:%M:%S'),
+            patterns=json.dumps({'info': 'libphonenumber {}'.format(version), 'data': data}, indent=4),
+            version=version
+        )
+        _file.write(temp.encode())
+
+
+if __name__ == '__main__':
+    main()

phone_gen/__init__.py

@@ -0,0 +1,8 @@
+from .generator import PhoneNumber
+
+try:
+    from .__version__ import version as __version__
+except ImportError:  # pragma: no cover
+    __version__ = "unknown"
+
+__all__ = ["PhoneNumber", "__version__"]