Security Updates
First, click the Administer link. If there are any problems with your Drupal installation, the software warns you on this page. In Figure 12-17, Drupal says to check the Status report page for a problem report. It also warns that a security update is available for Drupal. It's important to take notice of these warnings having a web site that only partially works is bad enough, but security holes can allow your web server to be taken over by spammers, phishers, scammers, and other criminally...
Advertising with an Ad Service
These programs all function in basically the same way. You create an account with the company and are assigned an ID. Your pages are configured to be able to retrieve dynamic ad content based on either a user's search or the content of the page. That dynamically created ad is placed on your site along with your ID. You are reimbursed based on the responses to those ads. Do not confuse Google AdSense in which you earn money with Google AdWords in which you pay to place ads such as these on other...
Add a Home Menu Item Drupal 1
To begin, make sure that the Blog module is enabled in Core. Figure 21.14 shows the basic Navigator menu for a user with permission only to create, edit, and delete blog and story content. This is the default, provided you have enabled the blog module. In this Try It Yourself, you will see how to modify the Navigation menu so that it contains a Home item that takes you to the site's front page. 1. Go to Structure, Menus D7 admin structure menu , as shown previously in Figure 21.9. 2. In Drupal...
Creating Your First Poll
To create a poll, click the Add content link on your site, which reveals the list of content types that you have enabled on your Drupal installation. On that list, you will now see a content type titled poll see Figure 9-13 . Click on the Poll link, revealing the form that you will use to create the poll. As an example, create a new poll that asks site visitors to vote on whether U.S. college football should adopt a playoff structure like the National Football league. Follow the example in...
Creating a NonShippable Product
In this section let's make two types of non-shippable products Repair service For repairs on damage to models. Education information sheets Information booklets, which can be downloaded on purchase. This requires a few extra modules to be installed. The repair service product is just a standard Non-Shippable Product from the list of product types. The options available for a Non-Shippable Product are nearly identical to those in a Shippable Product with the following exceptions No inventory...
Step Assigning Privileges
For more information on roles and how to use them effectively within your site, see Chapter 4 Creating a Teacher Blog and Chapter 5 Enrolling Students. To assign rights for teachers, click the edit permissions link to the right of the entry for teacher as shown in the following screenshot Home gt Administer gt User management Roles allow you to fine tune the security and administration of Drupal. A role defines a group of users that have certain privileges as defined in user permissions....
The Seq Song Editor
If clicking the loops to trigger them live doesn't appeal to you, you can also chain sequences together into a complete song. Click the stop button in the lower-left corner of the seq24 main window to halt playback, and then click the pencil button in the lower-right corner. The song editor appears, with any loops you've made listed at left. You can insert these loops into the song in the same way as for individual notes by right-clicking to make the pencil icon appear, then left clicking in...
Getting technical
How does AJAX work At the core of the technique is a built-in browser component called the XMLHttpRequest object. Initially included in Microsoft Internet Explorer as an ActiveX object, XMLHttpRequest became famous only after the Mozilla family of browsers including Firefox began including it as a standard JavaScript object. The idea behind the XMLHttpRequest object XHR was simple. It provided JavaScript scripts with the ability to open a new HTTP connection to the remote server and then...
Installing Drupal
Now, we have arrived at the fun stuff. I am going to install Drupal on my local server first and at the end, I'll duplicate the installation to my web server section 9.11 . Let's get started 2. Upload the Drupal files to your web server, look for the hidden files as well Be sure to use the binary upload mode in your ftp program2. 2The FTP programs I prefer are gFTP and Konqueror for Linux, and Firefox's FireFtp Add-on cross-platform . 3. Check that all file permissions are set to 755 chmod 755...
Setting Up Cron Jobs
In Drupal, cron jobs are used to schedule and perform various maintenance tasks on your site. Within a Drupal site, cron jobs trigger several important tasks, such as building the search index for your site, and generating and updating log files. Frequently, other modules will also set up actions that are triggered by cron jobs. The name cron job comes from the Linux utility cron, an automated scheduling program installed on Linux systems. For an overview of cron, visit http en.wikipedia.org...
Adding content
5. Optional Add a taxonomy category for Artist to the Audio content type, at admin content taxonomy add vocabulary. MP3 tags also known as ID3 tags offer a single field for Artist. If we choose to add a taxonomy field for Artist, we will actually be required to enter the artist name more than once, but it's an easy way to make sure that multiple artists can have their own page on the site. It would be hard, for instance, to offer a separate page for songs by Naomi Bernstein with the MP3 Artist...
Including Fields from the Profile Node on the Registration Form
If you would like to include any of the fields from the node-based profile on the user registration form, you will need to enable the Content Profile User Registration module. As mentioned earlier in this chapter, this module ships with the Content Profile module like all modules, it can be enabled at Administer Site building Once the module has been enabled, we will need to access the base Content Profile settings by clicking on the Administer Site building Content types link, or by navigating...
Web Forms
Collecting information from site visitors through online forms is another key interactive feature that is easy to enable and use on your new site. Using the Webform contributed module, you can create simple forms such as a form that is used to submit a question or complex questionnaires using the features enabled through the Webform module. To demonstrate how easy it is, I will walk you through the process of creating an online suggestion box where site visitors can enter and submit suggestions...
Two Contrasting Examples
As you can probably see, PHPTemplate presents a number of options that can be used to support the creation of themes. You can almost literally do as much or as little as you like. A look at the range of techniques used by the themes in the market shows a wide variety of approaches to theming. Some themes, like the Gagarin theme we installed in Chapter 2, take a very elemental approach and implement only the bare minimum. Other themes, like the default theme Garland, are more complex, and...
How to Download Install and Configure a Module
The first step in installing a module is finding the right module to use. As described earlier, there are thousands of modules to pick from finding the right one is often the biggest challenge. For demonstration purposes, let's pick one of the most popular, powerful, and useful modules the Views module. A new feature of Drupal 7 is an administrator's page, which allows you to download and install a module by simply entering the URL of the install file and clicking a button. Drupal handles the...
Publishing 1
When we sell a book written on an Open Source project, we pay a royalty directly to that project. Therefore by purchasing Drapal Multimedia, Packt wiU have given some of the money received to the Drupa Project. In the long term, we see ourselves and you customers and readers of ouxbooks as part of the Open Source ecosystem, providing sustainable revenue for the projects we publish on. Our aim at Packt is to establish publish g royalties as an essential part ol the service and support a business...
Bayesian Filter
The Bayesian filter learns to detect spam by being shown content that has been identified as spam by the site administrator. The best way to describe this method is to quote Jeremy Andrews, the author of the Spam module. The Bayesian filter does statistical analysis on spam content, learning from spam and non-spam that it sees to determine the likelihood that new content is or is not spam. The filter starts out knowing nothing, and has to be trained every time it makes a mistake. This is done...
A Picture Says a Thousand Words
Further down the line we will add photographs to our product listings. Here are some advice and tips to consider when taking photographs, which will help take great pictures for your store. _ These tips were provided courtesy of award-winning photographer T Martin Baker who has a website dedicated to photography and image I engineering The camera and support equipment we use are very important. We don't particularly need an expensive camera, but the following features really A camera with a...
Creating a Panel Page
When creating a panel page, you need to decide what content is going to go on the page, as well as the layout for the page. You can use Figure 12-2 to figure out whether an off-the-shelf layout exists that meets your needs. If one of the eight basic layouts doesn't work, you can always create a custom layout using the flexible option. For demonstration purposes, we're going to assume that we want to divide the content region into three rows, with the first row having a single column, the second...
Other Useful Programs Mfa
Neither of the following programs is available in Ubuntu yet, but you can download them as source code from the www.kokkinizita.net linuxaudio web site along with a variety of other tools suitable for use in mixing and mastering Jconv GNU Linux A convolution engine for JACK. Reverberation is sampled from real spaces, such as cathedrals, using the impulse response technique. This naturalistic reverb can then be applied to a digital mix using convolution. Jkmeter GNU Linux An audio mastering...
Listing Your Module on the Administration Page
Drupal's administration page presents the various site configuration options to the site administrator. You want your module to have a place on this configuration page, so that the site administrator can adjust the settings for your module. Let's add some more configuration options to the node annotation module we built in the previous chapter. We need to provide a link on the administration page so that the site administrator can get to the screen where our settings can be changed. We put the...
QQ Creating a Patch File
In this exercise, you create a patch file against the beginning_drupal module. NOTE In order to complete this exercise, you will need to have the diff and patch applications installed. Mac OS X and Linux include these utilities, but Windows does not. Windows users can download and install diffutils from Alternatively the Cygwin shell can be used http cygwin.org. Follow these steps to create the patch 1. Create a copy of beginning_drupal.module, and name the new file beginning_drupal.module....
Accessing the Drupal Site
To access the Drupal site, open your browser and navigate to the value that you set for the base_url. If you've done everything correctly, you'll see the screen shown in Figure 1-1. Welcome to your new Drupal-powered website. This message will guide you through your first steps with Drupalj and will disappear once you have posted your first piece of content. Welcome to your new Drupal-powered website. This message will guide you through your first steps with Drupalj and will disappear once you...
Downloading the Module
The e-Commerce module's website is located at http drupal.org project ecommerce and the download link for the module is near the bottom of the page. We want to download the file for 5.x-3.3 or a newer version if available. Official Official We also need another module, called the Token module. The e-Commerce module depends upon this module, so let's download that from its project page http drupal.org project token. We want the version for Drupal 5.x, which is version 1.8 or newer version 1.9...
Using the Flexible Layout Option
There may be situations where one of the eight pre-defined layouts available in the Panels module do not meet the layout needs of a particular page. In these situations, you can use the flexible layout option, which provides the ability to create virtually any layout you can imagine. To create a new flexible layout page, follow the steps outlined in the previous section for creating a new panel page click on the Structure link in the top menu, followed by Panels on the Structure link, and the...
Formatting the Output of a Custom Content Type
There will be times when the visual representation of your new content type doesn't fit with how you would like the content created with your new content type to be rendered on the screen. Adjusting the order and positioning of the labels in relation to the field can be accomplished by clicking on the Manage layout link for the desired content type. To access this feature, click on the Structure link at the top of the page and then click on the Content type link on the Structure page. To access...
Drupals File Structure
The whole functioning of Drupal depends on this combination of . htaccess and index. php. For it to function properly, the files must be in the right place. If you start to move them to improve on the file structure, you will break this robust structure. The file structure does allow for several types of optimization within this structure, and you should consider them before you start your installation. Figure 2.9 shows the basic structure of a Drupal folder. You can see the index. php file ....
Input Formats and Filters
It is necessary to stipulate the type of content we will be posting, in any given post. This is done through the use of the Input format setting that is displayed when posting content to the site assuming the user in question has suf cient permissions to post different types of content. In order to control what is and is not allowed, head on over to the Input formats link under Site con guration. This will bring up a list of the currently defined input formats, like this JfiHir tonici dAn 1...
Authentication Hooks for Downloading
Module developers can implement hook_file_download to set access permissions surrounding the download of private files. The hook is used to determine the conditions on which a file will be sent to the browser, and returns additional headers for Drupal to append in response to the file HTTP request. Note that this hook will have no effect if your Drupal installation is using the public file download setting. Figure 13-4 shows an overview of the download process using the implementation of...
Organic groups access control
Organic groups Views integration this module requires the Views module, which we have already installed. Organic groups vocabularies this is provided by the OG Vocabulary module all other modules are part of the Organic groups module. Click the Save configuration button to save your settings. Upon enabling the Organic groups access control module, you will be prompted to rebuild the content access permissions, as seen in the following screenshot The content access permissions need to be...
Assigning a Taxonomy Vocabulary to a Content Type
Providing content authors with the ability to assign one of the terms to a new piece of content requires that a site administrator updates the all of the content types to include a reference to the vocabulary that we wish to link to content on our site. The first step is to identify all the content types that you want to associate with the new vocabulary. You may decide that all content types will use the vocabulary to categories the content created on your site, or you may decide the...
Activity Creating the Bio view
1. Start by creating a new view of type Node, and naming it bio. Node revision Term User Access log Next 2. Having created the view, we will see its panel. At this point, we haven't created a display, and are looking at the default settings. As a reminder, anything we set here will apply to each display in the view unless we override the setting. 3. We'll make a couple of settings changes here, because the settings will be used by more displays than not, and we won't have to edit these settings...
The Blog Post Content Type
The values of the Explanation or submission guidelines are somewhat arbitrary while this section can be used to give instructions, it can also be used to have fun. Obviously, the rules of civil and appropriate discourse apply, but you can use these instructions to add a touch of unexpected flavor. Click the Administer Content management Taxonomy, As shown in the following screenshot, click the edit vocabulary link for the Keywords taxonomy we created in Chapter 3. Then, add Blog post to the...
Create new categories
Our blog entries will need to be organized into categories in order to group them together with other blog entries, according to geographical location. Go to the Taxonomy link under Content management section in the Administer page, and navigate to the Taxonomy page. If you have started a new site, then you will see at the foot of this page a notice that there is no vocabulary available for your new categories. The vocabulary is a term by which a collection of categories or terms can be...
Zooming and Measuring
After the Color Picker pipette icon, next in the GIMP's Toolbox are the Zoom tool, which has a magnifying glass icon, and the Measure tool, which looks like the kind of compass used on a drawing board. The Zoom tool is straightforward click to zoom in on an image, and Ctrl click to zoom out. To save yourself switching tools constantly, you can use the keyboard shortcuts of plus and minus - . The only problem with these default shortcuts is that on many keyboards, you have to hold down the Shift...
Adding Opening Titles
All good movies start with the title and credits for the major protagonists. The people who did the catering have to wait until the very end of the movie before they get to see their names, in a very small font, up on the screen. Choose Project gt Save As or Project gt New Project, and give your video a name. Unusually, with Open Movie Editor, you don't need to remember to save the project as you go along, because all edit decisions are written to the project file. Next, click the Filters amp...
Installing the ImageField module
In order to successfully install the ImageField module, we will also need to install the modules that the ImageField module is dependent on. Because of this, we will first need to install a total of three modules in order to use the ImageField module. These modules are as follows FileField ImageField Once we place these three modules in our site's modules folder, we can navigate to Administer Modules, where we should see the following Defines a file field type, mt . Depends Oft Content enabled...
The Seq Configuration File
On startup, seq24 reads in preferences from the file .seq24rc a hidden file in your home directory . Close seq24 first, and you can then modify this human-readable file in a terminal with a text editor for example, using the nano editor By default, seq24 manages MIDI connections itself, indicated in the following stanza of the .seq24rc set to 1 if you want seq24 to create its own alsa ports and not connect to other clients 0 This 0 in the last line is a user-friendly setting, because as you've...
Setting Up Your First Forum
To enable the Forums module, click on the Modules link in the top menu and scroll down the page until you see the Forum module. Check the box associated with the module and click the Save configuration button at the bottom of the page. Drupal will install the Forums module. The next step in the process is to set permissions for forums. Here are the permissions that you can Create new forum topic content Edit own forum topic content Edit any forum topic content Delete own forum topic content...
Preparing the Node for Display with hookview
The hook_view hook is called once a node object has been loaded, but before the node has been displayed. It gives us a chance to prepare that node for display before passing it on to the theme engine. Why do we need a function like this Because Drupal doesn't know what to do with the extra fields of our content type. For example, our data has not been checked and escaped for display in the browser. In addition, the theme system does not have any information regarding how it should display our...
Browsing the Issue Queue
Every module on Drupal.org has a project associated with it, and every project has an issue queue. The complete issue queue can be found at http drupal.org project issues, and the issue queue allows you to filter on specific modules. The projects associated with each module are used to track potential bugs and questions about the specific module. If you are having problems issues with a specific module, you can often find other users reporting similar issues. If you end up needing to post a...
Template Files
These are the default template files with a theme Block within a sidebar block.tpl.php Generic container for the main area of the site box.tpl.php Comment theme comment.tpl.php These files can then be edited with our favorite text editor and we can import our design into the template files. We now need to examine each of these files and transfer our HTML template to these, and replace the CSS file with the one from our template. If we start with the page.tpl.php file we can get a basic design...
What is an Attachment view
That, in a nutshell, describes views at their simplest. Now, how about Attachment views Well, to continue using the same example, let's say that our requirement has changed, and we don't always want a page based on every node having to do with travel, but want to be able to select destinations from a list of regions shown on the same page, as illustrated in the following figure. North America Pasific Island South America The box on the left shows the available travel regions, each of which is a...
Hope You Like JAMin Too
The core tools of the digital audio mastering engineer aren't all that different from those used in the mix compression, limiting, and equalization again. The main difference is that mastering plug-ins are generally less invasive, because they're not meant to have an obvious effect. You're only supposed to notice the increase in average level and how much better the mix translates to different playback systems, not any change in tonal color or increase in distortion. It's possible to master a...
How Can I Update Modules Easily and Cleanly
and reflect all that in the version control repository without painstakingly adding, removing, and committing individual files Here's the thing you want to be able to deploy a unique snapshot of your project at any time from the repository, which will be as easy as plunking down a SVN checkout or update on top of a fresh Drupal release install. You saw in the previous chapters how this involves including in this project a state snapshot including all the modules third-party ones you have...
DinoSpace
Throughout this book, we are going to create our very own social networking web site using Drupal. This web site is called DinoSpace , and it is aimed at the owners of pet dinosaurs yes, I know, nobody really owns a pet dinosaur .it would be too expensive and impractical to interact with one another. In particular, the web site aims to Connect owners of pet dinosaurs and allow them to build and maintain friendships with other users Allow owners to share stories about their pets Help in...
Example Setting up Cron using cPanel
If you have a hosted account you may have a control panel that grants access to cron job configuration. 1. Logon to your host cPanel and click on Cron jobs. 2. Select to start with the Standard option. 3. The Standard interface does not offer the option to run cron every 30 minutes. If we choose 30 minutes here, it will run cron once per hour at half-past the hour. Select 30 minutes. 4. Enter a command to run such as the following usr bin curl --silent --compressed http www.example.com cron.php...
Step Creating the Business Objects
Normally in Drupal, you click the ubiquitous user login block to either log in or register to become a new user. Given the objectives here, however, you can do away with the regular user login registration block and configure Drupal so that only the Translator Team Leader can register users. Instead of registering directly, Clients will fill out a Client Application form, Translators will fill out a Translator Application form, and the Translator Team Leader will then manually create the users,...
Search
Note the grey circle near the end of the search box. That is the location of the throbber icon. When the autocompletion AJAX script is running, the throbber icon will be displayed as a spinning circle. Let's now turn to the anonymous function that is run inside the each function .each function var newld this .attr 'id' '-autocomplete' var newElement ' lt input type hidden gt ' .addClass 'autocomplete' .attr 'id', newId .attr 'disabled','disabled' .attr 'value', SearchAutocomplete.url In a...
Securing Deploying and Maintaining Your Shop
Our store is now fully working and can handle taxes, payment, and shipping let's now look at securing, deploying, and maintaining our store. If we are working on our store on our own computer and not online, a few things could not work correctly such as the pingback requests from PayPal so we will have to make a few changes. Password and phishing security Handling orders although we will look at it in more detail in Chapter 11 Invoices and CRM Backing up and restoring your store We need to...
