public function moduleRequirement(array $module)
    {
        // TODO: Module dependencies should also be checked
        // for unmet requirements recursively.
        $fail = false;
        foreach ($module as $module_name) {
            module_load_install($module_name);
            if ($requirements = \Drupal::moduleHandler()->invoke($module_name, 'requirements', ['install'])) {
                foreach ($requirements as $requirement) {
                    if (isset($requirement['severity']) && $requirement['severity'] == REQUIREMENT_ERROR) {
                        $this->getIo()->info("Module '{$module_name}' cannot be installed: {$requirement['title']} | {$requirement['value']}");
                        $fail = true;
                    }
                }
            }
        }
        if ($fail) {
            throw new \Exception('Some module install requirements are not met.');
        }
    }
public function moduleRequirement(array $module)
    {
        // TODO: Module dependencies should also be checked
        // for unmet requirements recursively.
        $fail = false;
        foreach ($module as $module_name) {
            module_load_install($module_name);
            if ($requirements = \Drupal::moduleHandler()->invoke($module_name, 'requirements', ['install'])) {
                foreach ($requirements as $requirement) {
                    if (isset($requirement['severity']) && $requirement['severity'] == REQUIREMENT_ERROR) {
                        $this->getIo()->info("Module '{$module_name}' cannot be installed: {$requirement['title']} | {$requirement['value']}");
                        $fail = true;
                    }
                }
            }
        }
        if ($fail) {
            throw new \Exception('Some module install requirements are not met.');
        }
    }
public function moduleRequirement ( array $ module ) { // TODO: Module dependencies should also be checked // for unmet requirements recursively. $ fail = false ; foreach ( $ module as $ module_name ) { module_load_install ( $ module_name ) ; if ( $ requirements = \ Drupal :: moduleHandler ( ) -> invoke ( $ module_name , 'requirements' , [ 'install' ] ) ) { foreach ( $ requirements as $ requirement ) { if ( isset ( $ requirement [ 'severity' ] ) && $ requirement [ 'severity' ] == REQUIREMENT_ERROR ) { $ this -> getIo ( ) -> info ( "Module '{$module_name}' cannot be installed: {$requirement['title']} | {$requirement['value']}" ) ; $ fail = true ; } } } } if ( $ fail ) { throw new \ Exception ( 'Some module install requirements are not met.' ) ; } }
Verify that install requirements for a list of modules are met.

@param string[]    $module
List of modules to verify.

@throws \Exception
When one or more requirements are not met.
Verify that install requirements for a list of modules are met .