included permission update into gradle build

Author: codeanticode

mode/build.gradle

@@ -28,6 +28,13 @@ sourceSets {
 import java.nio.file.Files
 import static java.nio.file.StandardCopyOption.*;
 
+task permissions(type:Exec) {
+   // This task retrieves the latest list of Android permissions and adds them
+   // to the Permissions.java file. The python scripts requries BeautifulSoup
+   workingDir 'scripts'
+   commandLine 'python', 'permissions_update.py'
+} 
+
 build.doLast {
     Files.copy(file("$buildDir/libs/mode.jar").toPath(),
                file("mode/AndroidMode.jar").toPath(), REPLACE_EXISTING);

mode/scripts/permissions_update.py

@@ -0,0 +1,75 @@
+import sys, re
+
+from urllib2 import urlopen
+from BeautifulSoup import BeautifulSoup
+
+def getSoup(url):
+    print 'Opening', url, '...'
+    page = urlopen(url)
+    soup = BeautifulSoup(page)
+    return soup
+
+def parseAll():
+    soup = getSoup("https://developer.android.com/reference/android/Manifest.permission.html")
+    print '  parsing...'
+    table = soup.find('table', { 'id': 'constants', 'class' : 'responsive constants' })
+    entries = table.findAll('tr')
+    strList = ''
+    for entry in entries:
+        if not entry or not entry.attrs: continue
+        if 'absent' in entry.attrs[0][1]: continue
+        info = entry.find('td', {'width':'100%'})
+        if info:
+            name = info.find('code').find('a').contents[0]
+            pieces = []
+            for piece in info.find('p').contents:
+                piece_str = re.sub('\s+', ' ', str(piece)).strip()
+                if '<code>' in piece_str:
+                    piece_str = piece.find('a').contents[0].strip();
+                pieces += [piece_str]
+            if name and pieces:
+                desc = ' '.join(pieces).strip().replace('"', '\\"')
+                strList += (',' if strList else '') + '\n    "' + name + '", "' + desc + '"'
+    strList = 'static final String[] listing = {' + strList + '\n  };\n'
+    return strList
+
+def replaceAll(source, strList):
+    print '  replacing...' 
+    idx0 = source.find('static final String[] listing = {')
+    idx1 = source[idx0:].find('  };')
+    return source[:idx0] + strList + source[idx0+idx1+5:]
+
+def parseDanger():
+    soup = getSoup("https://developer.android.com/guide/topics/security/permissions.html")
+    print '  parsing...'
+    table = soup.find('table')
+    entries = table.findAll('tr')
+    strList = ''    
+    for entry in entries:
+        items = entry.findAll('li')
+        for item in items:
+            name = item.find('code').find('a').contents[0]
+            strList += (',' if strList else '') + '\n    "' + name + '"'
+    strList = 'static final String[] dangerous = {' + strList + '\n  };\n'
+    return strList
+
+def replaceDanger(source, strList):
+    print '  replacing...'
+    idx0 = source.find('static final String[] dangerous = {')
+    idx1 = source[idx0:].find('  };')
+    return source[:idx0] + strList + source[idx0+idx1+5:]
+
+print 'Reading Permissions.java...'
+with open('src/processing/mode/android/Permissions.java', 'r') as f:
+    source = f.read()
+
+allList = parseAll()
+source = replaceAll(source, allList)
+
+dangerList = parseDanger()
+source = replaceDanger(source, dangerList)
+
+print 'Writing Permissions.java...'
+with open('src/processing/mode/android/Permissions.java', 'w') as f:
+    f.write(source)
+print 'Done.'