feat(agent): remove unnecessary code

Author: hahuja2

agent/fw_hooks.h

@@ -57,7 +57,6 @@ extern void nr_phpunit_enable(TSRMLS_D);
 extern void nr_predis_enable(TSRMLS_D);
 extern void nr_zend_http_enable(TSRMLS_D);
 extern void nr_monolog_enable(TSRMLS_D);
-extern void nr_get_package_information(TSRMLS_D);
 
 /* Vulnerability Management Packages */
 extern void nr_drupal_version(void);

agent/fw_symfony4.c

@@ -215,56 +215,6 @@ NR_PHP_WRAPPER(nr_symfony4_name_the_wt) {
 }
 NR_PHP_WRAPPER_END
 
-void nr_get_package_information() {
-  zval retval;
-  int result = -1;
-  char* func_string
-      = ""
-        "(function() {"
-        "  try {"
-        "      if (class_exists('Composer\\InstalledVersions')) {"
-        "          if (method_exists('Composer\\InstalledVersions', "
-        "             'getInstalledPackages') && method_exists('Composer\\InstalledVersions', "
-        "             'getVersion')) {"
-        "            return Composer\\InstalledVersions::getInstalledPackages();"
-        "          } else {"
-        "            return NULL;"
-        "          }"
-        "      } else {"
-        "        return NULL;"
-        "      }"
-        "  } catch (Exception $e) {"
-        "      return NULL;"
-        "  }"
-        "})();";
-
-  char* getVersion = "Composer\\InstalledVersions::getVersion(\"%s\");";
-  zend_eval_string(func_string, &retval, "Retrieve symfony package name");
-  
-  if (result == SUCCESS) {
-    if (Z_TYPE(retval) == IS_ARRAY) {
-      zval* value;
-      char buf[512];
-      int result2;
-      zval retval2;
-      char* version;
-      (void)version;
-      ZEND_HASH_FOREACH_VAL(Z_ARRVAL(retval), value) {
-        if (Z_TYPE_P(value) == IS_STRING) {
-          snprintf(buf, sizeof(buf), getVersion, Z_STRVAL_P(value));
-          result2 = zend_eval_string(buf, &retval2, "Retrieve symfony Version");
-          if (SUCCESS == result2) {
-            if (nr_php_is_zval_valid_string(&retval2)) {
-              version = Z_STRVAL(retval2);
-            }
-          }
-        }
-      } ZEND_HASH_FOREACH_END();
-    }
-    zval_dtor(&retval);
-  }
-}
-
 void nr_symfony4_enable(TSRMLS_D) {
   /*
    * We set the path to 'unknown' to prevent having to name routing errors.

agent/php_agent.c

@@ -1229,36 +1229,3 @@ bool nr_php_function_is_static_method(const zend_function* func) {
 
   return (func->common.fn_flags & ZEND_ACC_STATIC);
 }
-
-nr_composer_classification_t nr_composer_special(
-    const char* filename TSRMLS_DC) {
-  NR_UNUSED_TSRMLS;
-
-  if (nr_strcaseidx(filename, "vendor/composer/") >= 0) {
-    zval retval;
-    int result = -1;
-    char* func_string
-      = ""
-        "(function() {"
-        "  try {"
-        "    if (file_exists('vendor/composer/installed.php')) {"
-        "      return 'SUCCESS';"
-        "    } else {"
-        "      return NULL;"
-        "    }"
-        "  } catch (exception $e) {"
-        "      return NULL;"
-        "  }"
-        "})();";
-    result = zend_eval_string(func_string, &retval, "check if file exists" TSRMLS_CC);
-    if (result == SUCCESS) {
-      NR_PHP_PROCESS_GLOBALS(composer_exists) = 1;
-      return FILE_EXISTS;
-    } else {
-      NR_PHP_PROCESS_GLOBALS(composer_exists) = 0;
-      return FILE_DOES_NOT_EXIST;
-    }
-  }
-
-  return FILE_DOES_NOT_EXIST;
-}

agent/php_agent.h

@@ -847,9 +847,6 @@ extern zval* nr_php_parse_str(const char* str, size_t len TSRMLS_DC);
  */
 extern bool nr_php_function_is_static_method(const zend_function* func);
 
-extern nr_composer_classification_t nr_composer_special(
-    const char* filename TSRMLS_DC);
-
 /*
  * Purpose : Get the execution data for the current PHP environment.
  *

agent/php_execute.h

@@ -41,13 +41,6 @@ typedef enum {
 typedef nr_framework_classification_t (*nr_framework_special_fn_t)(
     const char* filename TSRMLS_DC);
 
-typedef enum {
-  FILE_EXISTS,         /* The file we are looking for exists */
-  FILE_DOES_NOT_EXIST, /* The file we are looking for does not exist */
-} nr_composer_classification_t;
-typedef nr_composer_classification_t (*nr_composer_special_fn_t)(
-    const char* filename);
-
 /*
  * Version specific metadata that we have to gather before we call the original
  * execute_ex handler, as different versions of PHP behave differently in terms

agent/php_globals.h

@@ -76,7 +76,6 @@ typedef struct _nrphpglobals_t {
   int preload_framework_library_detection; /* Enables preloading framework and
                                               library detection */
   char* docker_id; /* 64 byte hex docker ID parsed from /proc/self/mountinfo */
-  int composer_exists; /* Check if composer exists*/
 
   /* Original PHP callback pointer contents */
   nrphperrfn_t orig_error_cb;