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Following instruction is based on the CentOS6 installation as Minimal package.

After installing the OS, please change the SELinux setting to be Permissive or Disable.
Configuration file is located at /etc/sysconfig/selinux

The above setting allow you to boot the system as Permissive mode.
 Please also change the current mode to be Permissive.

Network connection is required in the following procedure.  
Edit /etc/sysconfig/network-scripts/ ifcfg-eth0 to be ONBOOT=yes.

Then restart network.

In order to modify firewall setting for http and https, please install following program for easy to setup.
The dbus setting is required before installing the firewall UI.

Then setup firewall 

Go to "Customize" then check "Secure WWW (HTTPS)" and "WWW (HTTP)"

Middleware Installation

Web Server, MySQL and PHP

There are version dependency between MySQL and Mroonga which will be installed in the next section.
In order to solve the dependency, MySQL have to be installed from the CentOS Vault.

At this moment, don't set the root password for MySQL

Full Text Search and MySQL

WEKO utilize Groonga and Mroonga for the full text search engine.
In order to solve the dependency, version of the groonga  have to be

Library for extract the text from PDF file.

Other Middleware

Library for making PDF thumbnail

Add package repository
Additional repository RPM is different depending on the server environment.
Please check appropriate RPM from the

Library for making PDF cover page.

Library for showing multimedia contents.

Middleware Setup and Configuration


Setup root password
Delete anonymous user from the initial database.
Create database for WEKO(NetCommon) installation
Create an database user and assign the privilege to the previously created db.


Open /etc/php.ini by editor.
Modify memory related configuration. Each size have to have the relationship as follows.
upload_max_filesize < post_max_size < memory_limit
For example,

Configure for UTF-8 character code .

You also need to specify the timezone in the /etc/php.ini

After modifying the configuration, httpd have to be restarted.


Before Install Preparation

Install wget first.

Download the latest NetCommons core package (Following command download version

Uncompress the downloaded file.

Copy it to the web application directory.

Change file owner to be able to access by web server

If you would like to access to NetCommons as a top page, you should modify /etc/httpd/conf/httpd.conf as follows.

This is not a requirement, however, if you add the following expression in the httpd.conf, you can utilize the URL-rewrite option in OAI-PMH Configuration.

Please refer to User Manual ( OAI-PMH Configuration) to know how to utilize this .htaccess configuration.

Then restart the httpd


Access to the site you will install the NC2 by browser. You can see the installation page like this.
In this page, select English anyway from the pull-down menu.

Press Next button.

This step requires to input general configuration parameters like this.

Site Name"as you want"
Database Hostnamelocalhost
Database Usernamenc2user
Database Passwordnc2pass
Database Namenc2db
Table Prefixnc2
NetCommons Virtual Path"your server address"


Just need to confirm your parameters. Press Next if it is OK.

Green signal means there is no problem with your installation process so far, then Next.

Here is also then press Next.

Here is also then press Next.

Here is also then press Next.

Here is also then press Next.

In this page, you will create an administrator account.

Press Next button, if there is no problem.

Press Next button, if there is no problem.

Congratulations! Installation of NetCommons2 has been completed.



Checkout WEKO module

In order to download the latest WEKO module from the source code repository, install the svn first

Checkout multilingual WEKO from the SVN site, then copy it to the NC2 module directory.
The current instruction is to utilize the trunk source code but we will prepare the stable one soon.

Install WEKO module

Login to the NC2 and click Control Panel in the header menu.

Click the "Module Manager" icon, then you can find WEKO in the "Modules not yet installed" tab.
Let's click "Install" link which located right hand side of WEKO module name.

If you can find the word "Succesfully installed." at the end of the install log,  congratulations!
Installation WEKO into the NC2 has been completed.

Customization for Multilingual

Only English, Chinese and Japanese are available by the original NC2. Therefore, we need to apply patch for more multilingual function. First you need to checkout the patch and just copy it to the NC2 application directory.

MySQL DB also have to be modify for this customization.
In this SQL file database prefix for NC2 is assumed as "nc2" as has been instructed previously.
If you apply different prefix, please modify SQL file appropriately.


Show WEKO Block

Go to the NC2 top page and click "Setting mode on" link in the header.
After switching to the Setting Mode, you can select WEKO module in the drop down menu.

Now you paste WEKO module on the top page. Here is the control panel page of WEKO.
In order to show the language select function, please click the "management" tab.

In the [management] => [display setting] tab, you can find "language setting" menu.
In this menu, that is, [language setting] => [select language setting], please select "Display" (default is "Hide") from the drop down list.

Then click "commit" button at the bottom of the page.

You can exit from the control panel by clicking "Quit" link at the right hand side of the WEKO block header.

For multilingual, web page for each language have to be prepared by the following procedure.
1. As same as showing the WEKO block, go to Setting Mode and show language and menu module.
2. In the language module, select the language which can to be selected in your page.
3. After selecting an language, create a new page under the public space by using the menu module.
4. In the page created in 2, show WEKO block.
5. Same procedure have to be repeated for other language. 

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