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zoomedit: IdManager: Id-Validierung verbessert.

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This commit is contained in:
neoraider 2007-09-29 20:03:02 +00:00
parent 38b318a57f
commit ea3fc9f27f
2 changed files with 13 additions and 5 deletions
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14
IdManager.cpp
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@ -13,9 +13,13 @@ bool IdManager::remove(const std::string &id) {
return (usedIds.erase(id) > 0); return (usedIds.erase(id) > 0);
} }
bool IdManager::valid(const std::string &id) const { bool IdManager::isValid(const std::string &id) const {
if(id.empty()) return false; if(id.empty()) return false;
if(id[0] >= '0' && id[0] <= '9') return false; if(id[0] >= '0' && id[0] <= '9') return false;
if(id.size() >= 3) {
if(std::tolower(id[0]) == 'x' && std::tolower(id[1]) == 'm' && std::tolower(id[2]) == 'l')
return false;
}
for(std::string::const_iterator c = id.begin(); c != id.end(); c++) { for(std::string::const_iterator c = id.begin(); c != id.end(); c++) {
if(!(*c >= '0' && *c <= '9') && !(*c >= 'A' && *c <= 'Z') && !(*c >= 'a' && *c <= 'z') if(!(*c >= '0' && *c <= '9') && !(*c >= 'A' && *c <= 'Z') && !(*c >= 'a' && *c <= 'z')
@ -27,13 +31,15 @@ bool IdManager::valid(const std::string &id) const {
} }
bool IdManager::unique(const std::string &id) const { bool IdManager::unique(const std::string &id) const {
if(!valid(id)) return false;
return (usedIds.find(id) == usedIds.end()); return (usedIds.find(id) == usedIds.end());
} }
bool IdManager::valid(const std::string &id) const {
return isValid(id) && unique(id);
}
std::string IdManager::generate(const std::string &prefix) { std::string IdManager::generate(const std::string &prefix) {
if(!valid(prefix)) return std::string(); if(!isValid(prefix)) return std::string();
unsigned long n = 0; unsigned long n = 0;

4
IdManager.h
View file

@ -11,12 +11,14 @@ class IdManager {
std::set<std::string> usedIds; std::set<std::string> usedIds;
std::map<std::string, unsigned long> prefixMap; std::map<std::string, unsigned long> prefixMap;
bool isValid(const std::string &id) const;
bool unique(const std::string &id) const;
public: public:
bool add(const std::string &id); bool add(const std::string &id);
bool remove(const std::string &id); bool remove(const std::string &id);
bool valid(const std::string &id) const; bool valid(const std::string &id) const;
bool unique(const std::string &id) const;
std::string generate(const std::string &prefix); std::string generate(const std::string &prefix);
}; };