gradle dependency extractor

extractor.py

#!/usr/bin/python

import re
modulere = re.compile("""\s*compile\s*['"]([^:]+):([^:]+):([^:@]+)(@aar)?['"]""")
repore = re.compile("""\s*maven\s*\{\s*url\s*['"]([^'"]+)['"]\s*\}\s*""")
script = file("mobile/build.gradle", "r")
lines = script.readlines()

def convertlines(acc, l):
    repo = re.match(repore, l)
    if repo and not "fabric" in l:
        r = """    <repository>
      <id>repo-%d</id>
      <name>repo-%d</name>
      <url>%s</url>
    </repository>""" % (len(acc[0]), len(acc[0]), repo.group(1))
        acc[0].append(r)
    module = re.match(modulere, l)
    if module:
      if module.lastindex == 4:
        r = """    <dependency>
      <groupId>%s</groupId>
      <artifactId>%s</artifactId>
      <version>%s</version>
      <type>%s</type>
    </dependency>""" % (module.group(1), module.group(2), module.group(3), module.group(4)[1:])
      else:
        r = """    <dependency>
      <groupId>%s</groupId>
      <artifactId>%s</artifactId>
      <version>%s</version>
    </dependency>""" % (module.group(1), module.group(2), module.group(3))
      acc[1].append(r)
    return acc

result = reduce(convertlines, lines, ([], []))

print("""<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
  <modelVersion>4.0.0</modelVersion>

  <groupId>com.extractor</groupId>
  <artifactId>dependency-extractor</artifactId>
  <version>6.0-SNAPSHOT</version>
  <packaging>pom</packaging>
  <name>dependency-extractor</name>

  <repositories>
    <repository>
      <id>local-android</id>
      <url>file://${env.ANDROID_HOME}/extras/android/m2repository</url>
    </repository>
    <repository>
      <id>local-google</id>
      <url>file://${env.ANDROID_HOME}/extras/google/m2repository</url>
    </repository>
""")
for r in result[0]: print(r)
print("""  </repositories>
  <dependencies>""")
for r in result[1]: print(r)
print("""  </dependencies>
</project>""")