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https://github.com/gigablast/open-source-search-engine.git
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e346a14a47
connection timed out or gateway timed out (http status 504) msgs. added logic to detect truncated json (missing final }) and not print it. also, at index time, we set a diffbot missing curly error to g_errno so the whole url can be retried later.
95 lines
1.8 KiB
C++
95 lines
1.8 KiB
C++
#ifndef JSON_H
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#define JSON_H
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#define JT_NULL 2
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#define JT_NUMBER 3
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#define JT_STRING 4
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#define JT_ARRAY 5
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#define JT_OBJECT 6
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//#define JT_IsReference 256
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#include "gb-include.h"
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#include "Unicode.h"
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#include "SafeBuf.h"
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#define MAXJSONPARENTS 64
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bool endsInCurly ( char *s , int32_t slen );
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class JsonItem {
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public:
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// scan the linked list
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class JsonItem *m_next,*m_prev;
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class JsonItem *m_parent;//child;
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// the JT_* values above
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int m_type;
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// . the NAME of the item
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// . points into the ORIGINAL json string
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char *m_name;
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int32_t m_nameLen;
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// for JT_NUMBER
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int32_t m_valueLong;
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// for JT_NUMBER
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double m_valueDouble;
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// for JT_String
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int32_t m_valueLen;
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char *m_valueArray;
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// for JT_String
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int32_t getValueLen() { return m_valueLen; };
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// for arrays (JT_ARRAY), hack the char ptr into m_valueLong
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char *getArrayStart() { return m_valueArray;}; //(char *)m_valueLong; }
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int32_t getArrayLen () { return m_valueLen; };
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// for JT_String
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char *getValue () {
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// if value is another json object, then return NULL
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// must be string
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if ( m_type != JT_STRING ) return NULL;
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// otherwie return the string which is stored decoded
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// after this object in the same buffer
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return (char *)this + sizeof(JsonItem);
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};
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// convert nubers and bools to strings for this one
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char *getValueAsString ( int32_t *valueLen ) ;
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// like acme.product.offerPrice if "acme:{product:{offerprice:1.23}}"
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bool getCompoundName ( SafeBuf &nameBuf ) ;
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bool isInArray ( );
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};
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class Json {
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public:
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void test();
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JsonItem *parseJsonStringIntoJsonItems ( char *json , int32_t niceness );
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JsonItem *getFirstItem ( ) ;
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JsonItem *getItem ( char *name );
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JsonItem *addNewItem ();
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Json() { m_stackPtr = 0; m_prev = NULL; };
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SafeBuf m_sb;
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JsonItem *m_stack[MAXJSONPARENTS];
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int32_t m_stackPtr;
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class JsonItem *m_prev;
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};
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#endif
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