add one level call_c_auto conversion support

Author: jimthunderbird

src/PHPtoCExt/Converter/CFunctionAutoConverter.php

@@ -0,0 +1,53 @@
+<?php 
+namespace PHPtoCExt\Converter;
+
+/**
+ * Automatically convert c_function_auto api to corresponding c_function_call apis
+ */
+class CFunctionAutoConverter extends \PHPtoCExt\Converter
+{
+  public function convert()
+  {
+    //first, find out all call_c_auto calls and find out the corresponding class context this c function call belongs to
+    $classMap = $this->getClassMap();
+
+    foreach($classMap as $className => $classInfo) {
+      $originalClassCode = implode("\n",array_slice($this->codeLines, $classInfo->startLine - 1, $classInfo->endLine - $classInfo->startLine + 1)); 
+      foreach($classInfo->methodInfos as $methodPureName => $methodInfo) {
+        for ($index = $methodInfo->startLine; $index <= $methodInfo->endLine; $index++) {
+          if (preg_match("/call_c_auto\(.*\)/", $this->codeLines[$index], $matches)) {
+            if(count($matches) == 1) {
+              $codeLine = $this->codeLines[$index]; //store the original code line here
+              $filteredCodeLine = str_replace(array("call_c_auto","(",")",";"),"",trim($codeLine));
+              $lineComps = explode("=",$filteredCodeLine);
+              $lineCompsCount = count($lineComps);
+              $className[0] = "";
+              $className = trim($className);
+              $classNameComps = explode("\\", $className); 
+              //remove namespace 
+              array_shift($classNameComps);
+              $className = implode("/",$classNameComps);
+              if ($lineCompsCount == 1) { //this means we do not have return result variable 
+                $inputParamsStr = trim($lineComps[0]);
+                if (strlen($inputParamsStr) == 0) {
+                  $this->searchAndReplace($filteredCodeLine,"call_c_function(\"$className.c\",\"$methodPureName\");");
+                } else {
+                  $this->searchAndReplace($codeLine,"call_c_function(\"$className.c\",\"$methodPureName\",$inputParamsStr);");
+                }
+              } else if ($lineCompsCount == 2){ //this means we have input return result variable
+                $returnVarStr = $lineComps[0];
+                $inputParamsStr = $lineComps[1];
+                if (strlen($inputParamsStr) == 0) {
+                  $this->searchAndReplace($filteredCodeLine,"$returnVarStr = call_c_function(\"$className.c\",\"$methodPureName\");");
+                } else {
+                  $this->searchAndReplace($codeLine,"$returnVarStr = call_c_function(\"$className.c\",\"$methodPureName\",$inputParamsStr);");
+                }
+
+              }
+            }
+          }
+        }
+      }
+    }
+  }
+} 

src/PHPtoCExt/Converter/CFuntionCallConverter.php renamed to src/PHPtoCExt/Converter/CFunctionCallConverter.php

@@ -6,13 +6,11 @@
  */
 namespace PHPtoCExt\Converter;
 
-class CFuntionCallConverter extends \PHPtoCExt\Converter
+class CFunctionCallConverter extends \PHPtoCExt\Converter
 {
   public function convert()
   {
     //first, find out all call_c_function calls and find out the corresponding class context this c function call belongs to
-    $cFunctionCallIndexes = array();
-
     $classMap = $this->getClassMap();
 
     $cSourceCodeMap = array();

src/PHPtoCExt/FileFilter.php

@@ -47,8 +47,9 @@ public function filter()
         "\PHPtoCExt\Converter\ClassHierarchyFlatterningConverter",
         "\PHPtoCExt\Converter\StaticVarAutoDefineConverter",
         "\PHPtoCExt\Converter\SelfStaticConverter",
-        "\PHPtoCExt\Converter\CodeReformatConverter", //reformat the code and get ready for the final conversion
-        "\PHPtoCExt\Converter\CFuntionCallConverter", //convert c function calls
+        "\PHPtoCExt\Converter\CodeReformatConverter", //reformat the code and get ready for the final conversion 
+        "\PHPtoCExt\Converter\CFunctionAutoConverter", //convert c_function_auto to c_function_call
+        "\PHPtoCExt\Converter\CFunctionCallConverter", //convert c function calls
       );
 
       $searches = array();