/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 2018 Olaf Wintermann. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef TAGS_H
#define TAGS_H
#include <cx/string.h>
#include <cx/buffer.h>
#include <cx/list.h>
#include <libidav/webdav.h>
#ifdef __cplusplus
extern "C" {
#endif
/* OFF must be zero, other constants are arbitrary */
#define DAV_SYNC_TAGFILTER_OFF 0
#define DAV_SYNC_TAGFILTER_AND 1
#define DAV_SYNC_TAGFILTER_OR 2
#define DAV_SYNC_TAGFILTER_ONE 3
#define DAV_SYNC_TAGFILTER_NONE 4
#define DAV_SYNC_TAGFILTER_SCOPE_RESOURCE 1
#define DAV_SYNC_TAGFILTER_SCOPE_COLLECTION 2
typedef struct DavTag {
char *name;
char *color;
} DavTag;
/**
* filter ::= operator? , (tag_list | ("(" , filter , ")")+)
* tag_list ::= tag , ("," tag)*
* operator ::= "&" | "|" | "1" | "0"
*/
typedef struct SyncTagFilter SyncTagFilter;
struct SyncTagFilter {
int scope;
int mode;
CxList* tags;
size_t subfilter_count;
SyncTagFilter** subfilters;
};
void free_dav_tag(DavTag* tag);
void free_taglist(CxList *list);
int compare_tagname(DavTag* left, DavTag* right, void* ignorecase);
CxMap* taglist2map(CxList *tags);
CxList* parse_text_taglist(const char *buf, size_t length);
CxBuffer* create_text_taglist(CxList *tags);
CxList* parse_csv_taglist(const char *buf, size_t length);
CxBuffer* create_csv_taglist(CxList *tags);
CxList* parse_dav_xml_taglist(DavXmlNode *taglistnode);
DavXmlNode* create_xml_taglist(CxList *tags);
CxList* parse_macos_taglist(const char *buf, size_t length);
CxBuffer* create_macos_taglist(CxList *tags);
int compare_taglists(CxList *tags1, CxList *tags2);
char* create_tags_hash(CxList *tags);
CxList* merge_tags(CxList *tags1, CxList *tags2);
/*
* Adds tag colors from the colored list to taglist if tags have the same name
*/
void add_tag_colors(CxList *taglist, CxList *colored);
/* ----------- ----------- tag filter ---------------------- */
SyncTagFilter* parse_tagfilter_string(const char* filterstring, int scope);
void free_tagfilter(SyncTagFilter* filter);
int matches_tagfilter(CxList *dav_tags, SyncTagFilter *tagfilter);
#ifdef __cplusplus
}
#endif
#endif /* TAGS_H */