Continued:
[core.git] / framework / loader / class_ClassLoader.php
index 6911f053e24c24fb0c9a4762b0401277db1cec5e..5035d3f83cce41ea94ec6edf90f4a824a67f15e6 100644 (file)
@@ -1,16 +1,16 @@
 <?php
 // Own namespace
-namespace CoreFramework\Loader;
+namespace Org\Mxchange\CoreFramework\Loader;
 
 // Import framework stuff
-use CoreFramework\Configuration\FrameworkConfiguration;
-use CoreFramework\EntryPoint\ApplicationEntryPoint;
-use CoreFramework\Object\BaseFrameworkSystem;
+use Org\Mxchange\CoreFramework\Bootstrap\FrameworkBootstrap;
+use Org\Mxchange\CoreFramework\Configuration\FrameworkConfiguration;
 
 // Import SPL stuff
 use \InvalidArgumentException;
 use \RecursiveDirectoryIterator;
 use \RecursiveIteratorIterator;
+use \SplFileInfo;
 
 /**
  * This class loads class include files with a specific prefix and suffix
@@ -86,29 +86,29 @@ class ClassLoader {
        private $ignoreList = array();
 
        /**
-        * Debug this class loader? (TRUE = yes, FALSE = no)
+        * Debug this class loader? (true = yes, false = no)
         */
-       private $debug = FALSE;
+       private $debug = false;
 
        /**
         * Whether the file list is cached
         */
-       private $listCached = FALSE;
+       private $listCached = false;
 
        /**
         * Wethe class content has been cached
         */
-       private $classesCached = FALSE;
+       private $classesCached = false;
 
        /**
-        * Filename for the list cache
+        * SplFileInfo for the list cache
         */
-       private $listCacheFQFN = '';
+       private $listCacheFile = NULL;
 
        /**
-        * Cache for class content
+        * SplFileInfo for class content
         */
-       private $classCacheFQFN = '';
+       private $classCacheFile = NULL;
 
        /**
         * Counter for loaded include files
@@ -118,7 +118,7 @@ class ClassLoader {
        /**
         * By default the class loader is strict with naming-convention check
         */
-       private static $strictNamingConventionCheck = TRUE;
+       private static $strictNamingConvention = true;
 
        /**
         * Framework/application paths for classes, etc.
@@ -158,23 +158,35 @@ class ClassLoader {
                } // END - if
 
                // Skip here if already cached
-               if ($this->listCached === FALSE) {
+               if ($this->listCached === false) {
                        // Writes the cache file of our list away
                        $cacheContent = json_encode($this->foundClasses);
-                       file_put_contents($this->listCacheFQFN, $cacheContent);
+
+                       // Open cache instance
+                       $fileObject = $this->listCacheFile->openFile('w');
+
+                       // And write whole list
+                       $fileObject->fwrite($cacheContent);
                } // END - if
 
                // Skip here if already cached
-               if ($this->classesCached === FALSE) {
+               if ($this->classesCached === false) {
                        // Generate a full-cache of all classes
                        $cacheContent = '';
-                       foreach (array_keys($this->loadedClasses) as $fqfn) {
+                       foreach (array_keys($this->loadedClasses) as $fileInstance) {
+                               // Open file
+                               $fileObject = $fileInstance->openFile('r');
+
                                // Load the file
-                               $cacheContent .= file_get_contents($fqfn);
+                               // @TODO Add some uglifying code (compress) here
+                               $cacheContent .= $fileObject->fread($fileInstance->getSize());
                        } // END - foreach
 
+                       // Open file
+                       $fileObject = $this->classCacheFile->openFile('w');
+
                        // And write it away
-                       file_put_contents($this->classCacheFQFN, $cacheContent);
+                       $fileObject->fwrite($cacheContent);
                } // END - if
        }
 
@@ -204,11 +216,11 @@ class ClassLoader {
                // Trace message
                //* NOISY-DEBUG: */ printf('[%s:%d]: CALLED!' . PHP_EOL, __METHOD__, __LINE__);
 
-               // Cache loader instance
+               // Get loader instance
                $loaderInstance = self::getSelfInstance();
 
                // Get config instance
-               $cfg = FrameworkConfiguration::getSelfInstance();
+               $configInstance = FrameworkBootstrap::getConfigurationInstance();
 
                // Load all classes
                foreach (self::$frameworkPaths as $shortPath) {
@@ -216,26 +228,28 @@ class ClassLoader {
                        //* NOISY-DEBUG: */ printf('[%s:%d]: shortPath=%s' . PHP_EOL, __METHOD__, __LINE__, $shortPath);
 
                        // Generate full path from it
-                       $pathName = realpath(sprintf(
-                               '%s/framework/main/%s/',
-                               $cfg->getConfigEntry('base_path'),
-                               $shortPath
+                       $realPathName = realpath(sprintf(
+                               '%smain%s%s%s',
+                               $configInstance->getConfigEntry('framework_base_path'),
+                               DIRECTORY_SEPARATOR,
+                               $shortPath,
+                               DIRECTORY_SEPARATOR
                        ));
 
                        // Debug message
-                       //* NOISY-DEBUG: */ printf('[%s:%d]: pathName=%s' . PHP_EOL, __METHOD__, __LINE__, $pathName);
+                       //* NOISY-DEBUG: */ printf('[%s:%d]: realPathName=%s' . PHP_EOL, __METHOD__, __LINE__, $realPathName);
 
-                       // Is it not FALSE and accessible?
-                       if (is_bool($pathName)) {
+                       // Is it not false and accessible?
+                       if (is_bool($realPathName)) {
                                // Skip this
                                continue;
-                       } elseif (!is_readable($pathName)) {
+                       } elseif (!is_readable($realPathName)) {
                                // @TODO Throw exception instead of break
                                break;
                        }
 
                        // Try to load the framework classes
-                       $loaderInstance->scanClassPath($pathName);
+                       $loaderInstance->scanClassPath($realPathName);
                } // END - foreach
 
                // Trace message
@@ -251,8 +265,11 @@ class ClassLoader {
                // Trace message
                //* NOISY-DEBUG: */ printf('[%s:%d]: CALLED!' . PHP_EOL, __METHOD__, __LINE__);
 
+               // Get loader instance
+               $loaderInstance = self::getSelfInstance();
+
                // Get config instance
-               $cfg = FrameworkConfiguration::getSelfInstance();
+               $configInstance = FrameworkBootstrap::getConfigurationInstance();
 
                // Load all classes for the application
                foreach (self::$frameworkPaths as $shortPath) {
@@ -261,9 +278,11 @@ class ClassLoader {
 
                        // Create path name
                        $pathName = realpath(sprintf(
-                               '%s/%s/%s',
-                               $cfg->getConfigEntry('application_path'),
-                               $cfg->getConfigEntry('app_name'),
+                               '%s%s%s%s%s',
+                               $configInstance->getConfigEntry('application_base_path'),
+                               DIRECTORY_SEPARATOR,
+                               $configInstance->getConfigEntry('detected_app_name'),
+                               DIRECTORY_SEPARATOR,
                                $shortPath
                        ));
 
@@ -273,7 +292,7 @@ class ClassLoader {
                        // Is the path readable?
                        if (is_dir($pathName)) {
                                // Try to load the application classes
-                               ClassLoader::getSelfInstance()->scanClassPath($pathName);
+                               $loaderInstance->scanClassPath($pathName);
                        } // END - if
                } // END - foreach
 
@@ -291,27 +310,34 @@ class ClassLoader {
                //* NOISY-DEBUG: */ printf('[%s:%d]: CALLED!' . PHP_EOL, __METHOD__, __LINE__);
 
                // Get config instance
-               $cfg = FrameworkConfiguration::getSelfInstance();
+               $configInstance = FrameworkBootstrap::getConfigurationInstance();
 
                // Load all classes for the application
                foreach (self::$testPaths as $shortPath) {
                        // Debug message
                        //* NOISY-DEBUG: */ printf('[%s:%d]: shortPath=%s' . PHP_EOL, __METHOD__, __LINE__, $shortPath);
 
-                       // Create path name
-                       $pathName = realpath(sprintf(
-                               '%s/%s',
-                               $cfg->getConfigEntry('base_path'),
+                       // Construct path name
+                       $pathName = sprintf(
+                               '%s%s%s',
+                               $configInstance->getConfigEntry('root_base_path'),
+                               DIRECTORY_SEPARATOR,
                                $shortPath
-                       ));
+                       );
 
                        // Debug message
-                       //* NOISY-DEBUG: */ printf('[%s:%d]: pathName[%s]=%s' . PHP_EOL, __METHOD__, __LINE__, gettype($pathName), $pathName);
+                       //* NOISY-DEBUG: */ printf('[%s:%d]: pathName[%s]=%s - BEFORE!' . PHP_EOL, __METHOD__, __LINE__, gettype($pathName), $pathName);
+
+                       // Try to find it
+                       $realPathName = realpath($pathName);
+
+                       // Debug message
+                       //* NOISY-DEBUG: */ printf('[%s:%d]: realPathName[%s]=%s - AFTER!' . PHP_EOL, __METHOD__, __LINE__, gettype($realPathName), $realPathName);
 
                        // Is the path readable?
-                       if (is_dir($pathName)) {
+                       if ((is_dir($realPathName)) && (is_readable($realPathName))) {
                                // Try to load the application classes
-                               ClassLoader::getSelfInstance()->scanClassPath($pathName);
+                               ClassLoader::getSelfInstance()->scanClassPath($realPathName);
                        } // END - if
                } // END - foreach
 
@@ -322,11 +348,11 @@ class ClassLoader {
        /**
         * Enables or disables strict naming-convention tests on class loading
         *
-        * @param       $strictNamingConventionCheck    Whether to strictly check naming-convention
+        * @param       $strictNamingConvention Whether to strictly check naming-convention
         * @return      void
         */
-       public static function enableStrictNamingConventionCheck ($strictNamingConventionCheck = TRUE) {
-               self::$strictNamingConventionCheck = $strictNamingConventionCheck;
+       public static function enableStrictNamingConventionCheck ($strictNamingConvention = true) {
+               self::$strictNamingConvention = $strictNamingConvention;
        }
 
        /**
@@ -337,8 +363,14 @@ class ClassLoader {
         * @return      void
         */
        public static function registerTestsPath ($relativePath) {
+               // Trace message
+               //* NOISY-DEBUG: */ printf('[%s:%d]: relativePath=%s - CALLED!' . PHP_EOL, __METHOD__, __LINE__, $relativePath);
+
                // "Register" it
                self::$testPaths[$relativePath] = $relativePath;
+
+               // Trace message
+               //* NOISY-DEBUG: */ printf('[%s:%d]: EXIT!' . PHP_EOL, __METHOD__, __LINE__);
        }
 
        /**
@@ -348,8 +380,14 @@ class ClassLoader {
         * @return      void
         */
        public static function autoLoad ($className) {
+               // Trace message
+               //* NOISY-DEBUG: */ printf('[%s:%d]: className=%s - CALLED!' . PHP_EOL, __METHOD__, __LINE__, $className);
+
                // Try to include this class
                self::getSelfInstance()->loadClassFile($className);
+
+               // Trace message
+               //* NOISY-DEBUG: */ printf('[%s:%d]: EXIT!' . PHP_EOL, __METHOD__, __LINE__);
        }
 
        /**
@@ -361,7 +399,7 @@ class ClassLoader {
                // Is the instance there?
                if (is_null(self::$selfInstance)) {
                        // Get a new one
-                       self::$selfInstance = ClassLoader::createClassLoader(FrameworkConfiguration::getSelfInstance());
+                       self::$selfInstance = ClassLoader::createClassLoader(FrameworkBootstrap::getConfigurationInstance());
                } // END - if
 
                // Return the instance
@@ -371,13 +409,13 @@ class ClassLoader {
        /**
         * Scans recursively a local path for class files which must have a prefix and a suffix as given by $this->suffix and $this->prefix
         *
-        * @param       $basePath               The relative base path to 'base_path' constant for all classes
+        * @param       $basePath               The relative base path to 'framework_base_path' constant for all classes
         * @param       $ignoreList             An optional list (array forced) of directory and file names which shall be ignored
         * @return      void
         */
        public function scanClassPath ($basePath, array $ignoreList = array() ) {
                // Is a list has been restored from cache, don't read it again
-               if ($this->listCached === TRUE) {
+               if ($this->listCached === true) {
                        // Abort here
                        return;
                } // END - if
@@ -398,8 +436,8 @@ class ClassLoader {
                 */
                $basePath2 = realpath($basePath);
 
-               // If the basePath is FALSE it is invalid
-               if ($basePath2 === FALSE) {
+               // If the basePath is false it is invalid
+               if ($basePath2 === false) {
                        /* @TODO: Do not exit here. */
                        exit(__METHOD__ . ': Cannot read ' . $basePath . ' !' . PHP_EOL);
                } else {
@@ -416,14 +454,11 @@ class ClassLoader {
                        // Get current entry
                        $currentEntry = $iteratorInstance->current();
 
-                       // Get filename from iterator
-                       $fileName = $currentEntry->getFileName();
-
-                       // Get the "FQFN" (path and file name)
-                       $fqfn = $currentEntry->getRealPath();
+                       // Get filename from iterator which is the class' name (according naming-convention)
+                       $fileName = $currentEntry->getFilename();
 
-                       // Current entry must be a file, not smaller than 100 bytes and not on ignore list 
-                       if ((!$currentEntry->isFile()) || (in_array($fileName, $this->ignoreList)) || (filesize($fqfn) < 100)) {
+                       // Current entry must be a file, not smaller than 100 bytes and not on ignore list
+                       if ((!$currentEntry->isFile()) || (in_array($fileName, $this->ignoreList)) || ($currentEntry->getSize() < 100)) {
                                // Advance to next entry
                                $iteratorInstance->next();
 
@@ -436,11 +471,11 @@ class ClassLoader {
                        //* NOISY-DEBUG: */ printf('[%s:%d] FOUND: %s' . PHP_EOL, __METHOD__, __LINE__, $fileName);
                        if ((substr($fileName, 0, strlen($this->prefix)) == $this->prefix) && (substr($fileName, -strlen($this->suffix), strlen($this->suffix)) == $this->suffix)) {
                                // Add it to the list
-                               //* NOISY-DEBUG: */ printf('[%s:%d] ADD: %s,fqfn=%s' . PHP_EOL, __METHOD__, __LINE__, $fileName, $fqfn);
-                               $this->foundClasses[$fileName] = $fqfn;
+                               //* NOISY-DEBUG: */ printf('[%s:%d] ADD: %s,currentEntry=%s' . PHP_EOL, __METHOD__, __LINE__, $fileName, $currentEntry);
+                               $this->foundClasses[$fileName] = $currentEntry;
                        } else {
                                // Not added
-                               //* NOISY-DEBUG: */ printf('[%s:%d] NOT ADDED: %s,fqfn=%s' . PHP_EOL, __METHOD__, __LINE__, $fileName, $fqfn);
+                               //* NOISY-DEBUG: */ printf('[%s:%d] NOT ADDED: %s,currentEntry=%s' . PHP_EOL, __METHOD__, __LINE__, $fileName, $currentEntry);
                        }
 
                        // Advance to next entry
@@ -450,28 +485,28 @@ class ClassLoader {
        }
 
        /**
-        * Load extra config files
+        * Getter for total include counter
         *
-        * @return      void
+        * @return      $total  Total loaded include files
         */
-       public function loadExtraConfigs () {
-               // Backup old prefix
-               $oldPrefix = $this->prefix;
-
-               // Set new prefix (temporary!)
-               $this->prefix = 'config-';
-
-               // Set base directory
-               $basePath = $this->configInstance->getConfigEntry('base_path') . 'framework/config/';
-
-               // Load all classes from the config directory
-               $this->scanClassPath($basePath);
+       public final function getTotal () {
+               return $this->total;
+       }
 
-               // Include these extra configs now
-               $this->includeExtraConfigs();
+       /**
+        * Getter for a printable list of included main/interfaces/exceptions
+        *
+        * @param       $includeList    A printable include list
+        */
+       public function getPrintableIncludeList () {
+               // Prepare the list
+               $includeList = '';
+               foreach ($this->loadedClasses as $classFile) {
+                       $includeList .= basename($classFile) . '<br />' . PHP_EOL;
+               } // END - foreach
 
-               // Set back the old prefix
-               $this->prefix = $oldPrefix;
+               // And return it
+               return $includeList;
        }
 
        /**
@@ -486,8 +521,8 @@ class ClassLoader {
 
                // Construct the FQFN for the cache
                if (!defined('DEVELOPER')) {
-                       $this->listCacheFQFN  = $this->configInstance->getConfigEntry('local_db_path') . 'list-' . $this->configInstance->getConfigEntry('app_name') . '.cache';
-                       $this->classCacheFQFN = $this->configInstance->getConfigEntry('local_db_path') . 'class-' . $this->configInstance->getConfigEntry('app_name') . '.cache';
+                       $this->listCacheFile  = new SplFileInfo($this->configInstance->getConfigEntry('local_database_path') . 'list-' . $this->configInstance->getConfigEntry('detected_app_name') . '.cache');
+                       $this->classCacheFile = new SplFileInfo($this->configInstance->getConfigEntry('local_database_path') . 'class-' . $this->configInstance->getConfigEntry('detected_app_name') . '.cache');
                } // END - if
 
                // Set suffix and prefix from configuration
@@ -502,25 +537,22 @@ class ClassLoader {
                        return;
                } // END - if
 
-               // IS the cache there?
-               if (BaseFrameworkSystem::isReadableFile($this->listCacheFQFN)) {
-                       // Get content
-                       $cacheContent = file_get_contents($this->listCacheFQFN);
-
-                       // And convert it
-                       $this->foundClasses = json_decode($cacheContent);
+               // Is the cache there?
+               if (FrameworkBootstrap::isReadableFile($this->listCacheFile)) {
+                       // Load and convert it
+                       $this->foundClasses = json_decode(file_get_contents($this->listCacheFile->getPathname()));
 
                        // List has been restored from cache!
-                       $this->listCached = TRUE;
+                       $this->listCached = true;
                } // END - if
 
                // Does the class cache exist?
-               if (BaseFrameworkSystem::isReadableFile($this->listCacheFQFN)) {
+               if (FrameworkBootstrap::isReadableFile($this->classCacheFile)) {
                        // Then include it
-                       require($this->classCacheFQFN);
+                       FrameworkBootstrap::loadInclude($this->classCacheFile);
 
                        // Mark the class cache as loaded
-                       $this->classesCached = TRUE;
+                       $this->classesCached = true;
                } // END - if
        }
 
@@ -531,7 +563,7 @@ class ClassLoader {
         *
         * @param       $className      The class that shall be loaded
         * @return      void
-        * @throws      InvalidArgumentException        If strict-checking is enabled and class name is not following naming convention
+        * @throws      InvalidArgumentException        If strict-checking is enabled and class name is not following naming-convention
         */
        private function loadClassFile ($className) {
                // Trace message
@@ -541,30 +573,30 @@ class ClassLoader {
                $classNameParts = explode("\\", $className);
 
                // At least 3 parts should be there
-               if ((self::$strictNamingConventionCheck === TRUE) && (count($classNameParts) < 3)) {
+               if ((self::$strictNamingConvention === true) && (count($classNameParts) < 5)) {
                        // Namespace scheme is: Project\Package[\SubPackage...]
-                       throw new InvalidArgumentException(sprintf('Class name "%s" is not conform to naming-convention: Project\Package[\SubPackage...]\SomeFooBar', $className));
+                       throw new InvalidArgumentException(sprintf('Class name "%s" is not conform to naming-convention: Tld\Domain\Project\Package[\SubPackage...]\SomeFooBar', $className));
                } // END - if
 
                // Get last element
                $shortClassName = array_pop($classNameParts);
 
                // Create a name with prefix and suffix
-               $fileName = $this->prefix . $shortClassName . $this->suffix;
+               $fileName = sprintf('%s%s%s', $this->prefix, $shortClassName, $this->suffix);
 
                // Now look it up in our index
                //* NOISY-DEBUG: */ printf('[%s:%d] ISSET: %s' . PHP_EOL, __METHOD__, __LINE__, $fileName);
-               if ((isset($this->foundClasses[$fileName])) && (!isset($this->loadedClasses[$this->foundClasses[$fileName]]))) {
+               if ((isset($this->foundClasses[$fileName])) && (!isset($this->loadedClasses[$this->foundClasses[$fileName]->getPathname()]))) {
                        // File is found and not loaded so load it only once
                        //* NOISY-DEBUG: */ printf('[%s:%d] LOAD: %s - START' . PHP_EOL, __METHOD__, __LINE__, $fileName);
-                       require($this->foundClasses[$fileName]);
+                       FrameworkBootstrap::loadInclude($this->foundClasses[$fileName]);
                        //* NOISY-DEBUG: */ printf('[%s:%d] LOAD: %s - END' . PHP_EOL, __METHOD__, __LINE__, $fileName);
 
                        // Count this loaded class/interface/exception
                        $this->total++;
 
                        // Mark this class as loaded for other purposes than loading it.
-                       $this->loadedClasses[$this->foundClasses[$fileName]] = TRUE;
+                       $this->loadedClasses[$this->foundClasses[$fileName]->getPathname()] = true;
 
                        // Remove it from classes list so it won't be found twice.
                        //* NOISY-DEBUG: */ printf('[%s:%d] UNSET: %s' . PHP_EOL, __METHOD__, __LINE__, $fileName);
@@ -573,8 +605,8 @@ class ClassLoader {
                        // Developer mode excludes caching (better debugging)
                        if (!defined('DEVELOPER')) {
                                // Reset cache
-                               //* NOISY-DEBUG: */ printf('[%s:%d] classesCached=FALSE' . PHP_EOL, __METHOD__, __LINE__);
-                               $this->classesCached = FALSE;
+                               //* NOISY-DEBUG: */ printf('[%s:%d] classesCached=false' . PHP_EOL, __METHOD__, __LINE__);
+                               $this->classesCached = false;
                        } // END - if
                } else {
                        // Not found
@@ -582,51 +614,4 @@ class ClassLoader {
                }
        }
 
-       /**
-        * Includes all extra config files
-        *
-        * @return      void
-        */
-       private function includeExtraConfigs () {
-               // Run through all class names (should not be much)
-               foreach ($this->foundClasses as $fileName => $fqfn) {
-                       // Is this a config?
-                       if (substr($fileName, 0, strlen($this->prefix)) == $this->prefix) {
-                               // Then include it
-                               //* NOISY-DEBUG: */ printf('[%s:%d] LOAD: %s - START' . PHP_EOL, __METHOD__, __LINE__, $fileName);
-                               require($fqfn);
-                               //* NOISY-DEBUG: */ printf('[%s:%d] LOAD: %s - END' . PHP_EOL, __METHOD__, __LINE__, $fileName);
-
-                               // Remove it from the list
-                               //* NOISY-DEBUG: */ printf('[%s:%d] UNSET: %s' . PHP_EOL, __METHOD__, __LINE__, $fileName);
-                               unset($this->foundClasses[$fileName]);
-                       } // END - if
-               } // END - foreach
-       }
-
-       /**
-        * Getter for total include counter
-        *
-        * @return      $total  Total loaded include files
-        */
-       public final function getTotal () {
-               return $this->total;
-       }
-
-       /**
-        * Getter for a printable list of included main/interfaces/exceptions
-        *
-        * @param       $includeList    A printable include list
-        */
-       public function getPrintableIncludeList () {
-               // Prepare the list
-               $includeList = '';
-               foreach ($this->loadedClasses as $classFile) {
-                       $includeList .= basename($classFile) . '<br />' . PHP_EOL;
-               } // END - foreach
-
-               // And return it
-               return $includeList;
-       }
-
 }