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