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107 lines
2.3 KiB
C
107 lines
2.3 KiB
C
#include "context.h"
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#include "json/layout.h"
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#include "json/json.h"
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#include "collections/array.h"
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#include "collections/item_type/string.h"
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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static bool context_reader( struct json_pull_parser* jpp, void* field_data, struct json_object_field* layout_field_data )
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{
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printf( "context_reader\n" );
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struct ap_activity_context* ctx = field_data;
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char* str = json_pull_parser_read_string(jpp);
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if( str ) {
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if( 0 != strcmp(str,"https://www.w3.org/ns/activitystreams") ) {
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free(str);
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return false;
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}
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free(str);
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return true;
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}
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int save;
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if( !json_pull_parser_begin_array(jpp,&save) ) {
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return false;
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}
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struct collection c = {
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.ptr = &ctx->extra,
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.vtable = &array_vtable,
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.itable = &string_itable,
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};
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while( !json_pull_parser_end_array( jpp, &save ) ) {
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str = json_pull_parser_read_string(jpp);
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if( str ) {
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array_append_c( c, &str );
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} else {
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int save2;
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if( !json_pull_parser_begin_object( jpp, &save2 ) ) {
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return false;
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}
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char* key = json_pull_parser_read_object_key(jpp);
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if( 0 != strcmp("@language",key) ) {
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return false;
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}
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free(key);
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char* lang = json_pull_parser_read_string(jpp);
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if( !lang ) {
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return false;
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}
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static const char* langs[] = {
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"und",
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};
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ctx->language = clang_unknown;
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for( int i = 0; i < 1; ++i ) {
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if( 0 == strcmp(langs[i],lang) ) {
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ctx->language = i+1;
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}
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}
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if( ctx->language == clang_unknown ) {
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printf( "unknown language: %s\n", lang );
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return false;
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}
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free(lang);
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if( !json_pull_parser_end_object(jpp,&save2) ) {
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printf( "Object failed\n" );
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return false;
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}
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}
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}
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return true;
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}
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static bool context_writer( struct json_writer* jw, const char* field_name, void* field_data, struct json_object_field* layout_field_data )
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{
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json_write_field_name( jw, field_name );
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struct ap_activity_context* ctx = field_data;
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int items = 1 + ctx->extra.count + (ctx->language ? 1 : 0 );
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if( items == 1 ) {
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json_write_string( jw->f, "https://www.w3.org/ns/activitystreams" );
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} else {
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printf( "TODO: context_writer, handle array\n" );
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exit(1);
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}
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return true;
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}
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struct json_field_type ap_activity_context_type = {
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.reader = context_reader,
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.writer = context_writer,
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.size = sizeof(struct ap_activity_context)
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};
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