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#ifndef INCLUDED_FILTER_
#define INCLUDED_FILTER_
#include <iosfwd>
#include <vector>
#include <unordered_map>
#include <unordered_set>
#include "../enums/enums.h"
#include "../current/current.h"
#include "../expr/expr.h"
#include "../rule/rule.h"
#include "../rules/rules.h"
#include "../condition/condition.h"
class Filter
{
eAction d_action; // by default: accept
Current d_current;
Condition d_condition;
using FileRulesMap = std::unordered_map<std::string, Rules>;
FileRulesMap d_map;
std::string d_filename; // currently processed Rules file
using StringSet = std::unordered_set<std::string>;
StringSet d_matchedFiles; // filenames having matched Rule(s)
// ptrs to access the currently active
Rules *d_rules; // Rules, updated at each Rule file
Rule *d_rule;
Expr *d_expr;
public:
Filter(); // does nothing (as default)
// R+ handled by Rules
// R handled by Rule
bool accept(eAction action); // F matched: perform 'action'
// R start a Rule, 1st offset is known
void addRule(size_t begin, size_t rule, // .f
std::string const &nrTxt, size_t beyondIdx);
void matchMode(eMatchMode mode); // E receives the mode .f
void endRule(size_t end); // .f
// handles the received mail:
void done(); // maybe default mail handling
// calls condition/matched
bool matchCondition(); // C may alter d_condition .f
// R test the current expr
void matchExpr(eTruth truth); // update the Rule's status .f
bool matchRule(); // R+ true: a Rule matched
// true: sensible regex .f
bool regex(std::string const &txt); // E clean up a received regex
// F a new file or use the available one
// it sets the offset of the 1st Rule
// object to 0.
void rulesFile(std::string const &filename);
// R set the rule's date info
void setDate(std::string const &date, size_t idx); // .f
// F set header in Mail
void setHeader(std::string const &header); // and d_current
// lineNr: of the Rules file
void startIf(size_t lineNr); // F start a new if-stmnt
};
#include "filter.f"
#endif
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