Optimizing PHP performance by using

fully-qualified function calls

Author: eldadfux

src/CLI/CLI.php

@@ -69,7 +69,7 @@ class CLI {
      */
     public function __construct(array $args = [])
     {
-        if (php_sapi_name() !== "cli") {
+        if (\php_sapi_name() !== "cli") {
             throw new Exception('CLI tasks can only work from the command line');
         }
 
@@ -79,7 +79,7 @@ public function __construct(array $args = [])
             Console::error($error->getMessage());
         };
 
-        @cli_set_process_title($this->command);
+        @\cli_set_process_title($this->command);
     }
 
     /**
@@ -143,10 +143,10 @@ public function task($name)
      */
     public function parse(array $args)
     {
-        array_shift($args); // Remove script path from args
+        \array_shift($args); // Remove script path from args
 
         if(isset($args[0])) {
-            $this->command = array_shift($args);
+            $this->command = \array_shift($args);
         }
         else {
             throw new Exception('Missing command');
@@ -155,8 +155,8 @@ public function parse(array $args)
         $output = [];
 
         foreach ($args as $arg) {
-            if(substr($arg, 0, 2) === '--') {
-                $arg = explode('=', substr($arg, 2));
+            if(\substr($arg, 0, 2) === '--') {
+                $arg = \explode('=', \substr($arg, 2));
 
                 $output[$arg[0]] = (isset($arg[1])) ? $arg[1] : true;
             }
@@ -175,7 +175,7 @@ public function run()
         try {
             if($command) {
                 foreach($this->init as $init) {
-                    call_user_func_array($init, array());
+                    \call_user_func_array($init, array());
                 }
 
                 $params = [];
@@ -190,18 +190,18 @@ public function run()
                 }
 
                 // Call the callback with the matched positions as params
-                call_user_func_array($command->getAction(), $params);
+                \call_user_func_array($command->getAction(), $params);
 
                 foreach($this->shutdown as $shutdown) {
-                    call_user_func_array($shutdown, array());
+                    \call_user_func_array($shutdown, array());
                 }
             }
             else {
                 throw new Exception('No command found');
             }
         }
         catch (Exception $e) {
-            call_user_func_array($this->error, array($e));
+            \call_user_func_array($this->error, array($e));
         }
 
         return $this;
@@ -223,7 +223,7 @@ protected function validate($key, $param, $value)
             // checking whether the class exists
             $validator = $param['validator'];
 
-            if(is_callable($validator)) {
+            if(\is_callable($validator)) {
                 $validator = $validator();
             }
 

src/CLI/Console.php

@@ -14,7 +14,7 @@ class Console
      */
     static public function log(string $message)
     {
-        return fwrite(STDOUT, $message . "\n");
+        return \fwrite(STDOUT, $message . "\n");
     }
 
     /**
@@ -27,7 +27,7 @@ static public function log(string $message)
      */
     static public function success(string $message)
     {
-        return fwrite(STDOUT, "\033[32m" . $message . "\033[0m\n");
+        return \fwrite(STDOUT, "\033[32m" . $message . "\033[0m\n");
     }
 
     /**
@@ -40,7 +40,7 @@ static public function success(string $message)
      */
     static public function error(string $message)
     {
-        return fwrite(STDERR, "\033[31m" . $message . "\033[0m\n");
+        return \fwrite(STDERR, "\033[31m" . $message . "\033[0m\n");
     }
 
     /**
@@ -52,7 +52,7 @@ static public function error(string $message)
      * @return bool|int
      */
     static public function info(string $message) {
-        return fwrite(STDOUT, "\033[34m" . $message . "\033[0m\n");
+        return \fwrite(STDOUT, "\033[34m" . $message . "\033[0m\n");
     }
 
     /**
@@ -64,7 +64,7 @@ static public function info(string $message) {
      * @return bool|int
      */
     static public function warning(string $message) {
-        return fwrite(STDERR, "\033[1;33m" . $message . "\033[0m\n");
+        return \fwrite(STDERR, "\033[1;33m" . $message . "\033[0m\n");
     }
 
     /**
@@ -78,10 +78,10 @@ static public function warning(string $message) {
     static public function confirm(string $question) {
         self::log($question);
 
-        $handle = fopen('php://stdin', 'r');
-        $line   = trim(fgets($handle));
+        $handle = \fopen('php://stdin', 'r');
+        $line   = \trim(\fgets($handle));
 
-        fclose($handle);
+        \fclose($handle);
 
         return $line;
     }
@@ -94,46 +94,46 @@ static public function confirm(string $question) {
     static public function execute(string $cmd, string $stdin = null, string &$stdout, string &$stderr, int $timeout = -1):int
     {
         $pipes = [];
-        $process = proc_open(
+        $process = \proc_open(
             $cmd,
             [['pipe','r'],['pipe','w'],['pipe','w']],
             $pipes
         );
-        $start = time();
+        $start = \time();
         $stdout = '';
         $stderr = '';
 
-        if (is_resource($process)) {
-            stream_set_blocking($pipes[0], 0);
-            stream_set_blocking($pipes[1], 0);
-            stream_set_blocking($pipes[2], 0);
+        if (\is_resource($process)) {
+            \stream_set_blocking($pipes[0], 0);
+            \stream_set_blocking($pipes[1], 0);
+            \stream_set_blocking($pipes[2], 0);
 
-            fwrite($pipes[0], $stdin);
-            fclose($pipes[0]);
+            \fwrite($pipes[0], $stdin);
+            \fclose($pipes[0]);
         }
 
-        while(is_resource($process))
+        while(\is_resource($process))
         {
-            $stdout .= stream_get_contents($pipes[1]);
-            $stderr .= stream_get_contents($pipes[2]);
+            $stdout .= \stream_get_contents($pipes[1]);
+            $stderr .= \stream_get_contents($pipes[2]);
 
-            if($timeout > 0 && time() - $start > $timeout)
+            if($timeout > 0 && \time() - $start > $timeout)
             {
-                proc_terminate($process, 9);
+                \proc_terminate($process, 9);
                 return 1;
             }
 
-            $status = proc_get_status($process);
+            $status = \proc_get_status($process);
 
             if(!$status['running']) {
-                fclose($pipes[1]);
-                fclose($pipes[2]);
-                proc_close($process);
+                \fclose($pipes[1]);
+                \fclose($pipes[2]);
+                \proc_close($process);
 
                 return $status['exitcode'];
             }
 
-            usleep(100000);
+            \usleep(100000);
         }
 
         return 1;