a13d02069e
git-subtree-dir: packages/body_parser git-subtree-mainline:9c36a7e981git-subtree-split:b4cc359637
43 lines
1.5 KiB
Dart
43 lines
1.5 KiB
Dart
import 'get_value.dart';
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/// Parses a URI-encoded string into real data! **Wow!**
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///
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/// Whichever map you provide will be automatically populated from the urlencoded body string you provide.
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buildMapFromUri(Map map, String body) {
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RegExp parseArrayRgx = new RegExp(r'^(.+)\[\]$');
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for (String keyValuePair in body.split('&')) {
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if (keyValuePair.contains('=')) {
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var equals = keyValuePair.indexOf('=');
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String key = Uri.decodeQueryComponent(keyValuePair.substring(0, equals));
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String value =
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Uri.decodeQueryComponent(keyValuePair.substring(equals + 1));
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if (parseArrayRgx.hasMatch(key)) {
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Match queryMatch = parseArrayRgx.firstMatch(key);
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key = queryMatch.group(1);
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if (!(map[key] is List)) {
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map[key] = [];
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}
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map[key].add(getValue(value));
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} else if (key.contains('.')) {
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// i.e. map.foo.bar => [map, foo, bar]
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List<String> keys = key.split('.');
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Map targetMap = map[keys[0]] != null ? map[keys[0]] as Map : {};
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map[keys[0]] = targetMap;
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for (int i = 1; i < keys.length; i++) {
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if (i < keys.length - 1) {
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targetMap[keys[i]] = targetMap[keys[i]] ?? {};
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targetMap = targetMap[keys[i]] as Map;
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} else {
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targetMap[keys[i]] = getValue(value);
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}
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}
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} else
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map[key] = getValue(value);
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} else
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map[Uri.decodeQueryComponent(keyValuePair)] = true;
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}
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}
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