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Add function ZIPReader::file_exists #76860

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merged 1 commit into from
Aug 16, 2023
Merged

Add function ZIPReader::file_exists #76860

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9 changes: 9 additions & 0 deletions modules/zip/doc_classes/ZIPReader.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,15 @@
Closes the underlying resources used by this instance.
</description>
</method>
<method name="file_exists">
<return type="bool" />
<param index="0" name="path" type="String" />
<param index="1" name="case_sensitive" type="bool" default="true" />
<description>
Returns [code]true[/code] if the file exists in the loaded zip archive.
Must be called after [method open].
</description>
</method>
<method name="get_files">
<return type="PackedStringArray" />
<description>
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16 changes: 16 additions & 0 deletions modules/zip/zip_reader.cpp
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Expand Up @@ -118,6 +118,21 @@ PackedByteArray ZIPReader::read_file(String p_path, bool p_case_sensitive) {
return data;
}

bool ZIPReader::file_exists(String p_path, bool p_case_sensitive) {
ERR_FAIL_COND_V_MSG(fa.is_null(), false, "ZIPReader must be opened before use.");

int cs = p_case_sensitive ? 1 : 2;
if (unzLocateFile(uzf, p_path.utf8().get_data(), cs) != UNZ_OK) {
return false;
}
if (unzOpenCurrentFile(uzf) != UNZ_OK) {
return false;
}

unzCloseCurrentFile(uzf);
return true;
}

ZIPReader::ZIPReader() {}

ZIPReader::~ZIPReader() {
Expand All @@ -131,4 +146,5 @@ void ZIPReader::_bind_methods() {
ClassDB::bind_method(D_METHOD("close"), &ZIPReader::close);
ClassDB::bind_method(D_METHOD("get_files"), &ZIPReader::get_files);
ClassDB::bind_method(D_METHOD("read_file", "path", "case_sensitive"), &ZIPReader::read_file, DEFVAL(Variant(true)));
ClassDB::bind_method(D_METHOD("file_exists", "path", "case_sensitive"), &ZIPReader::file_exists, DEFVAL(Variant(true)));
}
1 change: 1 addition & 0 deletions modules/zip/zip_reader.h
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Expand Up @@ -51,6 +51,7 @@ class ZIPReader : public RefCounted {

PackedStringArray get_files();
PackedByteArray read_file(String p_path, bool p_case_sensitive);
bool file_exists(String p_path, bool p_case_sensitive);

ZIPReader();
~ZIPReader();
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