Fixed nested elements

This commit is contained in:
Benoit Blanchon
2014-01-10 21:44:44 +01:00
parent 9c4eb4a062
commit e58f09db2a
2 changed files with 54 additions and 11 deletions

View File

@ -6,6 +6,18 @@
#include "ArduinoJsonParser.h"
int JsonParserBase::getNestedTokenCounts(int tokenIndex)
{
int count = 0;
for (int i = 0; i < tokens[tokenIndex].size; i++)
{
count += 1 + getNestedTokenCounts(tokenIndex + 1 + i);
}
return count;
}
bool JsonParserBase::parseAndCheckType(char* jsonString, jsmntype_t type)
{
buffer = jsonString;
@ -17,9 +29,12 @@ bool JsonParserBase::parseAndCheckType(char* jsonString, jsmntype_t type)
return false;
// Add null termination to each token
for (int i = 0; i < maxTokenCount; i++)
for (int i = 1; i < parser.toknext; i++)
{
buffer[tokens[i].end] = 0;
// skip nested objects
i += getNestedTokenCounts(i);
}
return true;
@ -29,11 +44,8 @@ char* JsonParserBase::getValueByKey(char* name)
{
// Scan each keys, every two other token
// (skip index 0, because it's the whole json object)
for (int i = 1; i < maxTokenCount; i += 2)
for (int i = 1; i < parser.toknext; i += 2)
{
// Early break if we reach the last token
if (i >= parser.toknext) break;
// Get key token string
char* key = buffer + tokens[i].start;
@ -42,13 +54,41 @@ char* JsonParserBase::getValueByKey(char* name)
{
return buffer + tokens[i + 1].start;
}
// skip nested objects
i += getNestedTokenCounts(i);
}
}
char* JsonParserBase::getValueByIndex(int index)
{
if (index < 0 || index >= parser.toknext)
return NULL;
for (int i = 1; i < parser.toknext; i++)
{
if (index == 0)
{
return buffer + tokens[i].start;
}
return buffer + tokens[index + 1].start;
// skip nested objects
i += getNestedTokenCounts(i);
index--;
}
return NULL;
}
int JsonParserBase::getArraySize()
{
int size = 0;
for (int i = 1; i < parser.toknext; i++)
{
// skip nested objects
i += getNestedTokenCounts(i);
size++;
}
return size;
}