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Wrapped the android permissions function in a class holding config variables.

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Hans-Emil Skogh 2012-01-12 21:46:49 +01:00
parent 044914777f
commit 5f4a422b62
2 changed files with 106 additions and 94 deletions
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195
wp-fdroid/android-permissions.php
View file

@ -1,103 +1,114 @@
<?php
// Path to the AndroidManifest.xml-file from the Android source. Get it from https://raw.github.com/android/platform_frameworks_base/master/core/res/AndroidManifest.xml for example.
$android_manifest_file_path = 'AndroidManifest.xml';
// Path to the strings.xml-file from the Android source. Get it from https://raw.github.com/android/platform_frameworks_base/master/core/res/res/values/strings.xml for example.
$android_strings_file_path = 'strings.xml';
// Class that provides PHP-friendly android permissions information from the raw Andoid source XML files that describes the permissions.
class AndroidPermissions
{
$cache_file_path = 'android-permissions.cache';
// Path to the AndroidManifest.xml-file from the Android source. Get it from https://raw.github.com/android/platform_frameworks_base/master/core/res/AndroidManifest.xml for example.
private $android_manifest_file_path;
// Path to the strings.xml-file from the Android source. Get it from https://raw.github.com/android/platform_frameworks_base/master/core/res/res/values/strings.xml for example.
private $android_strings_file_path;
// Path to the file where the resulting permissions data will be cached. NOTE: Must be writable by PHP!
private $cache_file_path;
// Returns an associative array with android permissions and data about them
function get_android_permissions_array($android_manifest_file_path, $android_strings_file_path, $cache_file_path) {
// Check status of cache
$android_manifest_file_stat = stat($android_manifest_file_path);
$android_manifest_file_mtime = $android_manifest_file_stat['mtime'];
$android_strings_file_stat = stat($android_strings_file_path);
$android_strings_file_mtime = $android_strings_file_stat['mtime'];
$cache_file_mtime = 0;
if(file_exists($cache_file_path)) {
$cache_file_stat = stat($cache_file_path);
$cache_file_mtime = $cache_file_stat['mtime'];
public function __construct($android_manifest_file_path_in = 'AndroidManifest.xml', $android_strings_file_path_in = 'strings.xml', $cache_file_path_in = 'android-permissions.cache') {
$this->android_manifest_file_path = $android_manifest_file_path_in;
$this->android_strings_file_path = $android_strings_file_path_in;
$this->cache_file_path = $cache_file_path_in;
}
// If the cache is fresh, use it instead
if($android_manifest_file_mtime < $cache_file_mtime && $android_strings_file_mtime < $cache_file_mtime ) {
$cache_file_handle = fopen($cache_file_path, 'r');
$cache_file_content = fread($cache_file_handle, filesize($cache_file_path));
fclose($cache_file_handle);
// Returns an associative array with android permissions and data about them
function get_permissions_array() {
$permissions = unserialize($cache_file_content);
// Check status of cache
$android_manifest_file_stat = stat($this->android_manifest_file_path);
$android_manifest_file_mtime = $android_manifest_file_stat['mtime'];
$android_strings_file_stat = stat($this->android_strings_file_path);
$android_strings_file_mtime = $android_strings_file_stat['mtime'];
$cache_file_mtime = 0;
if(file_exists($this->cache_file_path)) {
$cache_file_stat = stat($this->cache_file_path);
$cache_file_mtime = $cache_file_stat['mtime'];
}
// If the cache is fresh, use it instead
if($android_manifest_file_mtime < $cache_file_mtime && $android_strings_file_mtime < $cache_file_mtime ) {
$cache_file_handle = fopen($this->cache_file_path, 'r');
$cache_file_content = fread($cache_file_handle, filesize($this->cache_file_path));
fclose($cache_file_handle);
$permissions = unserialize($cache_file_content);
return $permissions;
}
// We are updating the cache, touch the file (note: race condition possible between stating the cache file above and this line...)
touch($this->cache_file_path);
// Get permission raw data from XML
$manifestDoc = new DOMDocument;
$manifestDoc->load($this->android_manifest_file_path);
$manifestXpath = new DOMXPath($manifestDoc);
$stringsDoc = new DOMDocument;
$stringsDoc->load($this->android_strings_file_path);
$stringsXpath = new DOMXPath($stringsDoc);
$comment = '';
foreach ($manifestXpath->query('node()') as $node) {
// Save permissions and permission groups from tags
if($node->nodeName == 'permission-group' || $node->nodeName == 'permission') {
$name = $node->attributes->getNamedItem('name')->value;
$name = substr(strrchr($name,'.'), 1);
// Lookup the human readable title
$labelObject = $node->attributes->getNamedItem('label');
$labelString = $name;
if( $labelObject !== NULL ) {
$labelName = substr(strrchr($labelObject->value,'/'),1);
$labelStringObject = $stringsXpath->query('//string[@name="'.$labelName.'"]');
$labelString = ucfirst($labelStringObject->item(0)->nodeValue);
}
// Lookup the human readable description
$descriptionObject = $node->attributes->getNamedItem('description');
$descriptionString = '(Description missing)';
if($descriptionObject !== NULL) {
$descriptionName = substr(strrchr($descriptionObject->value,'/'),1);
$descriptionStringObject = $stringsXpath->query('//string[@name="'.$descriptionName.'"]');
$descriptionString = ucfirst($descriptionStringObject->item(0)->nodeValue);
}
$permissions[$node->nodeName][$name]['label'] = stripslashes($labelString);
$permissions[$node->nodeName][$name]['description'] = stripslashes($descriptionString);
$permissions[$node->nodeName][$name]['comment'] = stripslashes(str_replace(array("\r\n", "\r", "\n", "\t", ' '), '', $comment));
if($node->nodeName == 'permission') {
$permissionGroupObject = $node->attributes->getNamedItem('permissionGroup');
$permissionGroup = 'none';
if($permissionGroupObject !== NULL) {
$permissionGroup = substr(strrchr($permissionGroupObject->value,'.'), 1);
}
$permissions[$node->nodeName][$name]['permissionGroup'] = $permissionGroup;
$permissions[$node->nodeName][$name]['protectionLevel'] = $node->attributes->getNamedItem('protectionLevel')->value;
}
}
// Cache descriptions from comments preceding the tags
if($node->nodeName == '#comment') {
$comment .= $node->textContent;
}
elseif($node->nodeName != '#text') {
$comment = '';
}
}
// Update cache with serialized permissions
$cache_file_handle = fopen($cache_file_path, 'w');
fwrite($cache_file_handle, serialize($permissions));
fclose($cache_file_handle);
return $permissions;
}
// We are updating the cache, touch the file (note: race condition possible between stating the cache file above and this line...)
touch($cache_file_path);
// Get permission raw data from XML
$manifestDoc = new DOMDocument;
$manifestDoc->load($android_manifest_file_path);
$manifestXpath = new DOMXPath($manifestDoc);
$stringsDoc = new DOMDocument;
$stringsDoc->load($android_strings_file_path);
$stringsXpath = new DOMXPath($stringsDoc);
$comment = '';
foreach ($manifestXpath->query('node()') as $node) {
// Save permissions and permission groups from tags
if($node->nodeName == 'permission-group' || $node->nodeName == 'permission') {
$name = $node->attributes->getNamedItem('name')->value;
$name = substr(strrchr($name,'.'), 1);
// Lookup the human readable title
$labelObject = $node->attributes->getNamedItem('label');
$labelString = $name;
if( $labelObject !== NULL ) {
$labelName = substr(strrchr($labelObject->value,'/'),1);
$labelStringObject = $stringsXpath->query('//string[@name="'.$labelName.'"]');
$labelString = ucfirst($labelStringObject->item(0)->nodeValue);
}
// Lookup the human readable description
$descriptionObject = $node->attributes->getNamedItem('description');
$descriptionString = '(Description missing)';
if($descriptionObject !== NULL) {
$descriptionName = substr(strrchr($descriptionObject->value,'/'),1);
$descriptionStringObject = $stringsXpath->query('//string[@name="'.$descriptionName.'"]');
$descriptionString = ucfirst($descriptionStringObject->item(0)->nodeValue);
}
$permissions[$node->nodeName][$name]['label'] = stripslashes($labelString);
$permissions[$node->nodeName][$name]['description'] = stripslashes($descriptionString);
$permissions[$node->nodeName][$name]['comment'] = stripslashes(str_replace(array("\r\n", "\r", "\n", "\t", ' '), '', $comment));
if($node->nodeName == 'permission') {
$permissionGroupObject = $node->attributes->getNamedItem('permissionGroup');
$permissionGroup = 'none';
if($permissionGroupObject !== NULL) {
$permissionGroup = substr(strrchr($permissionGroupObject->value,'.'), 1);
}
$permissions[$node->nodeName][$name]['permissionGroup'] = $permissionGroup;
$permissions[$node->nodeName][$name]['protectionLevel'] = $node->attributes->getNamedItem('protectionLevel')->value;
}
}
// Cache descriptions from comments preceding the tags
if($node->nodeName == '#comment') {
$comment .= $node->textContent;
}
elseif($node->nodeName != '#text') {
$comment = '';
}
}
// Update cache with serialized permissions
$cache_file_handle = fopen($cache_file_path, 'w');
fwrite($cache_file_handle, serialize($permissions));
fclose($cache_file_handle);
return $permissions;
}
?>

3
wp-fdroid/wp-fdroid.php
View file

@ -103,7 +103,8 @@ class FDroid
function get_app($query_vars) {
$permissions_data = get_android_permissions_array($this->site_path.'/repo/AndroidManifest.xml', $this->site_path.'/repo/strings.xml', $this->site_path.'/repo/android-permissions.cache');
$permissions_object = new AndroidPermissions($this->site_path.'/repo/AndroidManifest.xml', $this->site_path.'/repo/strings.xml', $this->site_path.'/repo/android-permissions.cache');
$permissions_data = $permissions_object->get_permissions_array();
$xml = simplexml_load_file($this->site_path.'/repo/index.xml');
foreach($xml->children() as $app) {