1 files changed, 56 insertions, 0 deletions
diff --git a/zend/eval.cpp b/zend/eval.cpp
new file mode 100644
index 0000000..e0baaed
--- /dev/null
+++ b/zend/eval.cpp
@@ -0,0 +1,56 @@
+/**
+ *  Eval.cpp
+ *
+ *  This file holds the implementation for the Php::eval() function
+ * 
+ *  @author andot <https://github.com/andot>
+ */
+
+/**
+ *  Dependencies
+ */
+#include "includes.h"
+
+/**
+ *  Open PHP namespace
+ */
+namespace Php {
+
+/**
+ *  Evaluate a PHP string
+ *  @param  phpCode     The PHP code to evaluate
+ *  @return Value       The result of the evaluation
+ */
+Value eval(const std::string &phpCode) 
+{
+    // we need the tsrm_ls variable
+    TSRMLS_FETCH();
+
+    // the current exception
+    zval* oldException = EG(exception);
+
+    // the return zval
+    zval* retval = nullptr;
+    if (zend_eval_stringl_ex((char *)phpCode.c_str(), (int32_t)phpCode.length(), retval, (char *)"", 1 TSRMLS_CC) != SUCCESS)
+    {
+        // throw an exception, php couldn't evaluate code
+        throw Exception("PHP eval error");
+
+        // unreachable, but let's return at least something to prevent compiler warnings
+        return nullptr;
+    }
+    else
+    {
+        // was an exception thrown inside the function? In that case we throw a C++ new exception
+        // to give the C++ code the chance to catch it
+        if (oldException != EG(exception) && EG(exception)) throw OrigException(EG(exception) TSRMLS_CC);
+
+        // no (additional) exception was thrown
+        return retval ? Value(retval) : nullptr;
+    }
+}
+
+/**
+ *  End of namespace
+ */
+}