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Fixed OPML string export encoding

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relikd
2019-01-22 03:45:23 +01:00
parent 8e5938972d
commit 804bc1a6c7
3 changed files with 36 additions and 51 deletions
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75
RSXML/RSOPMLItem.m
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@@ -135,58 +135,41 @@ NSString *OPMLXMLURLKey = @"xmlUrl";
return mStr;
}
/// @return Nicely formatted string that can be used to export as @c .opml file.
- (NSString *)exportOPMLAsString {
NSMutableString *str = [NSMutableString new];
[str appendString:
@"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
@"<opml version=\"1.0\">\n"
@" <head>\n"];
[self appendHeaderTagsToString:str prefix:@" "];
[str appendString:
@" </head>\n"
@" <body>\n"];
/// Can be used to export directly to @c .opml file.
- (NSXMLDocument *)exportXML {
NSXMLElement *head = [NSXMLElement elementWithName:@"head"];
for (NSString *key in _mutableAttributes) {
NSString *val = [NSString stringWithFormat:@"%@", _mutableAttributes[key]];
[head addChild:[NSXMLElement elementWithName:key stringValue:val]];
}
NSXMLElement *body = [NSXMLElement elementWithName:@"body"];
for (RSOPMLItem *child in _mutableChildren) {
[child appendChildAttributesToString:str prefix:@" "];
[child appendChildToNode:body];
}
[str appendString:
@" </body>\n"
@"</opml>"];
return str;
NSXMLElement *opml = [NSXMLElement elementWithName:@"opml"];
[opml addAttribute:[NSXMLNode attributeWithName:@"version" stringValue:@"1.0"]];
[opml addChild:head];
[opml addChild:body];
NSXMLDocument *xml = [NSXMLDocument documentWithRootElement:opml];
xml.version = @"1.0";
xml.characterEncoding = @"UTF-8";
return xml;
}
/**
The header attributes are added as separate tags. Quite opposite to outline items.
@note Used by @c exportOPMLAsString.
*/
- (void)appendHeaderTagsToString:(NSMutableString *)str prefix:(NSString *)prefix {
for (NSString *key in _mutableAttributes) {
[str appendFormat:@"%1$@<%2$@>%3$@</%2$@>\n", prefix, key, _mutableAttributes[key]];
}
}
/**
Create outline items for this @c RSOPMLItem and all children recursively.
@note Used by @c exportOPMLAsString.
*/
- (void)appendChildAttributesToString:(NSMutableString *)str prefix:(NSString *)prefix {
/// Recursively add XMLNode children.
- (void)appendChildToNode:(NSXMLElement *)parent {
NSXMLElement *outline = [NSXMLElement elementWithName:@"outline"];
[parent addChild:outline];
NSString *name = [self displayName];
[str appendFormat:@"%1$@<outline title=\"%2$@\" text=\"%2$@\"", prefix, name]; // name comes first
for (NSString *key in _mutableAttributes) {
if ([key isEqualToString:OPMLTitleKey] || [key isEqualToString:OPMLTextKey]) {
continue;
}
[str appendFormat:@" %@=\"%@\"", key, _mutableAttributes[key]];
[outline addAttribute:[NSXMLNode attributeWithName:OPMLTitleKey stringValue:name]];
[outline addAttribute:[NSXMLNode attributeWithName:OPMLTextKey stringValue:name]];
[outline setAttributesAsDictionary:_mutableAttributes];
for (RSOPMLItem *child in _mutableChildren) {
[child appendChildToNode:outline];
}
[str appendString:@">"];
if (_mutableChildren.count > 0) {
[str appendString:@"\n"];
for (RSOPMLItem *child in _mutableChildren) {
[child appendChildAttributesToString:str prefix:[prefix stringByAppendingString:@" "]];
}
[str appendString:prefix];
}
[str appendString:@"</outline>\n"];
}
@end