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This hook declares to Drupal what blocks are provided by your module and can optionally specify initial block configuration settings. Delta values only need to be unique within your module, and they are used in the following ways: Passed into the other block hooks in your module as an argument to identify the block being configured or viewed.
The values of delta can be strings or numbers, but because of the uses above it is preferable to use descriptive strings whenever possible, and only use a numeric identifier if you have to for instance if your module allows users to create several similar blocks that you identify within your module code with numeric IDs.
The maximum length for delta values is 32 bytes. Return value An associative array whose keys define the delta for each block and whose values contain the block descriptions.
Each block description is itself an associative array, with the following key-value pairs: This is used to identify the block on administration screens, and is not displayed to non-administrative users.
Drupal provides the following bitmask constants for defining cache granularity: The block can change depending on the roles the user viewing the page belongs to. The block can change depending on the user viewing the page.
The block can change depending on the page being viewed. The block is the same for every user on every page where it is visible. The module implements its own caching system.
The block should not get cached. Boolean that categorizes this block as usable in an administrative context. Most modules do not provide an initial value, and any value provided can be modified by a user on the block configuration screen. If you set a region that isn't available in the currently enabled theme, the block will be disabled.
Show on all pages except listed pages. Show only on listed pages. Use custom PHP code to determine visibility.
Most modules do not provide an initial value for 'visibility' or 'pages', and any value provided can be modified by a user on the block configuration screen.Drupal / ˈ d r uː p əl / is a free and open source content-management framework written in PHP and distributed under the GNU General Public License.
Drupal provides a back-end framework for at least % of all web sites worldwide – ranging from personal blogs to corporate, political, and government sites.
Systems also use Drupal for knowledge management and for business collaboration. Drupal 7 – Add class into menu item using hook_menu() This blog describes about how to add class into menu item that is created programmatically using hook_menu() in drupal 7.
Add custom fields into apache solr search api index in Drupal 7 Redirect users after login in Drupal 7. Posted by Guru moorthi Phponwebsites Author at Drupal 7 Performance Tips by Anton Shubkin 13 Jan ; 9 min read; Twitter Facebook One more solution to build search functionality in Drupal is the Search API module.
particular tasks are implemented via a hook_cron() hook. Basically, there is no need to execute all of these tasks at the same time (which is the default behavior.
Home» Articles» Most common hooks that are used in drupal 6 and drupal 7. Most common hooks that are used in drupal 6 and drupal 7. By: Reshma Mohan. is not a Drupal core hook but one from the Views urbanagricultureinitiative.com is used to register Views API information (including the necessary files for Views) usually for implementing .
three common patterns that pervade Drupal: (1) hooks allow other modules to respond to events; (2) Drupal uses large structured arrays, .
The following is the best way I solve this problem. First of all I need to alter Drupal's search block and search form with my field and define new submit function.