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Enhance HTTPClient.query_string_from_dict()

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This commit is contained in:
Pedro J. Estébanez 2018-03-17 13:09:26 +01:00
parent b76ee30917
commit 8d8e9d54c8
2 changed files with 27 additions and 1 deletions
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22
core/io/http_client.cpp
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@ -618,7 +618,27 @@ String HTTPClient::query_string_from_dict(const Dictionary &p_dict) {
String query = "";
Array keys = p_dict.keys();
for (int i = 0; i < keys.size(); ++i) {
query += "&" + String(keys[i]).percent_encode() + "=" + String(p_dict[keys[i]]).percent_encode();
String encoded_key = String(keys[i]).percent_encode();
Variant value = p_dict[keys[i]];
switch (value.get_type()) {
case Variant::ARRAY: {
// Repeat the key with every values
Array values = value;
for (int j = 0; j < values.size(); ++j) {
query += "&" + encoded_key + "=" + String(values[j]).percent_encode();
}
break;
}
case Variant::NIL: {
// Add the key with no value
query += "&" + encoded_key;
break;
}
default: {
// Add the key-value pair
query += "&" + encoded_key + "=" + String(value).percent_encode();
}
}
}
query.erase(0, 1);
return query;

6
doc/classes/HTTPClient.xml
View file

@ -111,6 +111,12 @@
String queryString = httpClient.query_string_from_dict(fields)
returns:= "username=user&amp;password=pass"
[/codeblock]
Furthermore, if a key has a null value, only the key itself is added, without equal sign and value. If the value is an array, for each value in it a pair with the same key is added.
[codeblock]
var fields = {"single": 123, "not_valued": null, "multiple": [22, 33, 44]}
String queryString = httpClient.query_string_from_dict(fields)
returns:= "single=123&amp;not_valued&amp;multiple=22&amp;multiple=33&amp;multiple=44"
[/codeblock]
</description>
</method>
<method name="read_response_body_chunk">