bool f_is_callable(CVarRef v, bool syntax /* = false */,
Variant name /* = null */) {
if (v.isString()) {
if (!name.isNull()) name = v;
if (syntax) return true;
string lowered = Util::toLower((const char *)v.toString());
size_t c = lowered.find("::");
if (c != 0 && c != string::npos && c+2 < lowered.size()) {
string classname = lowered.substr(0, c);
string methodname = lowered.substr(c+2);
const ClassInfo *clsInfo = ClassInfo::FindClass(classname.c_str());
if (clsInfo && clsInfo->isDeclared()) {
return clsInfo->hasMethod(methodname.c_str());
}
return false;
}
return f_function_exists(v.toString());
}
if (v.is(KindOfArray)) {
Array arr = v.toArray();
if (arr.size() == 2 && arr.exists(0LL) && arr.exists(1LL)) {
Variant v0 = arr.rvalAt(0LL);
Variant v1 = arr.rvalAt(1LL);
if (v0.is(KindOfObject)) {
v0 = v0.toObject()->o_getClassName();
}
if (v0.isString() && v1.isString()) {
if (!name.isNull()) {
name = v0.toString() + "::" + v1.toString();
}
if (same(v0, "self") || same(v0, "parent")) {
throw NotImplementedException("augmenting class scope info");
}
const ClassInfo *clsInfo = ClassInfo::FindClass(v0.toString());
if (clsInfo && clsInfo->isDeclared()) {
return clsInfo->hasMethod(v1.toString());
}
return false;
}
}
}
if (!name.isNull()) {
name = v.toString();
}
return false;
}
bool f_is_callable(CVarRef v, bool syntax /* = false */,
Variant name /* = null */) {
if (v.isString()) {
if (!name.isNull()) name = v;
if (syntax) return true;
string lowered = Util::toLower((const char *)v.toString());
size_t c = lowered.find("::");
if (c != 0 && c != string::npos && c+2 < lowered.size()) {
string classname = lowered.substr(0, c);
string methodname = lowered.substr(c+2);
return f_call_user_func(2, "class_exists",
Array::Create(String(classname))) &&
ClassInfo::hasAccess(classname, methodname, true, false);
}
return f_function_exists(v.toString());
}
if (v.is(KindOfArray)) {
Array arr = v.toArray();
if (arr.size() == 2 && arr.exists(0LL) && arr.exists(1LL)) {
Variant v0 = arr.rvalAt(0LL);
Variant v1 = arr.rvalAt(1LL);
Object obj;
bool staticCall = false;
if (v0.is(KindOfObject)) {
obj = v0.toObject();
v0 = obj->o_getClassName();
} else if (v0.isString()) {
if (!f_call_user_func(2, "class_exists",
Array::Create(v0))) {
return false;
}
staticCall = true;
}
if (v1.isString()) {
string lowered = Util::toLower((const char *)v1.toString());
size_t c = lowered.find("::");
if (c != 0 && c != string::npos && c+2 < lowered.size()) {
string name1 = Util::toLower((const char *)v0.toString());
string name2 = lowered.substr(0, c);
if (name1 == name2 ||
ClassInfo::isSubClass(name1, name2, false)) {
staticCall = true;
v0 = name2;
v1 = lowered.substr(c+2);
}
}
}
if (v0.isString() && v1.isString()) {
if (!name.isNull()) {
name = v0.toString() + "::" + v1.toString();
}
if (same(v0, "self") || same(v0, "parent")) {
throw NotImplementedException("augmenting class scope info");
}
return ClassInfo::hasAccess(v0, v1, staticCall, !obj.isNull());
}
}
}
if (!name.isNull()) {
name = v.toString();
}
return false;
}
bool f_is_callable(CVarRef v, bool syntax /* = false */,
Variant name /* = null */) {
if (v.isString()) {
if (!name.isNull()) name = v;
if (syntax) return true;
String str = v.toString();
int c = str.find("::");
if (c != 0 && c != String::npos && c + 2 < str.size()) {
String classname = str.substr(0, c);
String methodname = str.substr(c + 2);
return f_class_exists(classname) &&
ClassInfo::HasAccess(classname, methodname, true, false);
}
return f_function_exists(str);
}
if (v.is(KindOfArray)) {
Array arr = v.toArray();
if (arr.size() == 2 && arr.exists(0LL) && arr.exists(1LL)) {
Variant v0 = arr.rvalAt(0LL);
Variant v1 = arr.rvalAt(1LL);
Object obj;
bool staticCall = false;
if (v0.is(KindOfObject)) {
obj = v0.toObject();
v0 = obj->o_getClassName();
} else if (v0.isString()) {
if (!f_class_exists(v0.toString())) {
return false;
}
staticCall = true;
}
if (v1.isString()) {
String str = v1.toString();
int c = str.find("::");
if (c != 0 && c != String::npos && c + 2 < str.size()) {
String name1 = v0.toString();
String name2 = str.substr(0, c);
ASSERT(name1.get() && name2.get());
if (name1->isame(name2.get()) ||
ClassInfo::IsSubClass(name1, name2, false)) {
staticCall = true;
v0 = name2;
v1 = str.substr(c + 2);
}
}
}
if (v0.isString() && v1.isString()) {
if (!name.isNull()) {
name = v0.toString() + "::" + v1.toString();
}
if (same(v0, s_self) || same(v0, s_parent)) {
throw NotImplementedException("augmenting class scope info");
}
return ClassInfo::HasAccess(v0, v1, staticCall, !obj.isNull());
}
}
}
if (!name.isNull()) {
name = v.toString();
}
return false;
}
bool TestExtFunction::test_function_exists() {
VERIFY(f_function_exists("test"));
VERIFY(f_function_exists("TEst"));
VERIFY(!f_function_exists("fake"));
return Count(true);
}
