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Question What are some of the default endpoints available in the server-side API?
Answer Default endpoints cover various functionalities, including:
  • Account: join, login, lost_password, setup_push_notifications
  • Misc: contact_us
  • Content: commandr_fs

Specific details on parameters and response data for each endpoint can be found in the documentation.
Question How does authentication work with the server-side API?
Answer Authentication is handled automatically using cookies, similar to regular website requests. If cookies are not feasible, the response parameters device_auth_member_id_cn/device_auth_pass_hashed_cn/device_auth_member_id_vl/device_auth_pass_hashed_vl from the login endpoint can be resent as POST parameters in subsequent requests.
Question How do I access the server-side API for my mobile app?
Answer The server-side API can be accessed via HTTP calls to http://yourbaseurl/data/endpoint.php. Results are returned in JSON format. The API utilizes endpoints with a 'hook' name and a 'hook type' categorization. Both REST-style and GET-parameter style requests are supported, with the latter recommended for simplicity.
Question What is the purpose of the Composr Mobile SDK Toolkit?
Answer The Toolkit, part of the composr_mobile_sdk addon, aids in mirroring Composr website resources into a mobile app. It includes tools for generating iOS/Android string resources from language files and exporting theme images in a directory structure suitable for iOS/Android app image assets.
Question How can I obtain Composr Mobile SDK?
Answer The iOS/Android SDK can be found on GitLab at: Composr ecosystem / Composr Mobile SDK · GitLab.

To connect to a Composr site, you will need to install the composr_mobile_sdk addon, which is not bundled. This addon provides scripting to generate app assets from the Composr site.
Question What is Composr Mobile SDK?
Answer Composr Mobile SDK (CMS SDK) is a toolkit designed for experienced iOS and Android developers to build mobile apps that integrate with a Composr-powered website. It offers both Composr-specific integrations and a collection of standalone utilities for building apps, providing a common base between iOS and Android akin to the PHP and Composr APIs, enabling easier code porting while maintaining a native experience.
Question What is the Composr maintenance policy?
Answer Composr follows a rolling release model. This means:
  • New major/minor versions are released as they are ready.
  • Patch releases, primarily containing bug fixes, are only released for the latest supported major/minor version branch.
Users are responsible for staying updated to the latest release or applying necessary hotfixes.

This policy allows developers to focus resources on the latest versions and encourages users to leverage the ongoing improvements. You can find the release status on the Composr maintenance status page.
Question What are the general courtesy guidelines for interacting with the Composr community?
Answer
  • Understand that Composr is developed and maintained by volunteers who dedicate their time to the project.
  • Refrain from demanding free support or expecting developers to work on specific schedules.
  • Avoid placing undue pressure on volunteers or pushing them beyond their capacity.
  • Approach the community with respect and a collaborative spirit.
  • Remember that offering financial sponsorship for desired features can accelerate development.
Question How can I provide design feedback for Composr?
Answer Constructive design feedback is valuable. To provide effective feedback:
  • Be specific and detailed. Identify particular issues and provide clear examples.
  • Offer solutions. Suggest improvements or provide mockups demonstrating your ideas.
  • Avoid vague statements. General comments like "it looks dated" are unhelpful.
  • Understand design constraints. Consider factors like modularity, generality, feature density, compatibility, performance, and the subjective nature of design.
Directly reporting specific design bugs to the tracker or redesigning Composr interfaces yourself are excellent ways to contribute.
Question How do I make a feature suggestion for Composr?
Answer You can suggest features through the tracker or the Report Issue Wizard. When making a suggestion:
  • Be comprehensive and self-contained. Provide all necessary information and context for the developers to understand your suggestion.
  • Focus on widely beneficial features. Esoteric suggestions are less likely to be implemented.
  • Understand developer constraints. Feature development depends on factors like developer availability, funding, and project strategy.
  • Consider sponsoring features. Financial contributions can prioritize the development of desired features as it affords developers the time to implement it.

Top 10 Entries

Question How do I set the correct file permissions for Composr?
Answer If you're using the quick installer, it will handle file permissions automatically. On a suEXEC-style server, default permissions (744 for directories and 644 for files) are usually sufficient. However, _config.php should have 600 permissions for security.

Without suEXEC, specific directories (e.g., caches, uploads) and files (e.g., _config.php) require 777 (full access) or 666 (read/write) permissions. The fixperms.php script can automate this process on Linux and Windows.
Question How do I install Composr on Linux?
Answer After ensuring your web host meets the requirements and you have a database ready, you can install Composr on Linux using the following steps:
  • Upload the Composr files to your web directory.
  • Navigate to the install.php file in your web browser.
  • Follow the on-screen instructions, providing the required information, such as database details and administrator credentials.
  • After the installation is complete, delete the install.php file for security reasons.
Question What are the prerequisites for installing Composr?
Answer Before installing Composr, ensure your web host meets the minimum requirements. Familiarize yourself with your web host's control panel (e.g., Plesk, cPanel), which you'll use to manage databases, subdomains, and other settings. Gather your SFTP/FTP credentials (hostname, username, password), usually emailed upon signup. Set up a MySQL database and note its details: hostname (often 'localhost'), username, password, and database name. Ensure the database user has full read/write/administer access to the database.
Question What tools are available for debugging Composr code?
Answer Composr offers a code quality checker addon that helps identify various types of errors, including parser errors, run-time errors, and logical errors. This tool can significantly reduce debugging time and enhance code reliability. It is available through the testing_platform addon.
Question What are some key coding standards in Composr?
Answer Composr emphasizes clean, well-structured code with a focus on readability and maintainability. Key standards include proper indentation, consistent use of comments, and clear function headers with type definitions. Remember: beautiful code leads to better functionality and collaboration!
Question Where can I find resources for learning PHP programming?
Answer While Composr documentation doesn't cover basic PHP, resources like the official PHP documentation (

PHP: Hypertext Preprocessor

PHP is a popular general-purpose scripting language that powers everything from your blog to the most popular websites in the world.

View

), online tutorials, and the Composr API guide can help you learn.
Question What is the purpose of the Code Editor?
Answer The Code Editor is a web-based tool for editing Composr code files directly on the server. It requires password authentication and automatically manages overrides within _custom directories.

To access it, go to yourbaseurl/code_editor.php.
Question How can I export and import custom addons?
Answer Composr allows exporting addons as TAR files, containing all necessary files and an addon.inf file for metadata. You can import these addons to share and reuse them across different Composr installations.

To do this, make your necessary files for the addon in the Composr installation, and then go under Admin Zone > Structure > Addons > Export addon. You can select the relevant files for the addon, provide information about the addon, and then download the TAR file (which can then be imported on other Composr sites).
Question Can you give an example of creating a new module?
Answer Imagine creating a "Testing" module to manage collaborative testing:
  • Define purpose: Allow testers to add, assign, and track tests, with security and forum integration.
  • Design database: Plan the necessary database tables and fields to store the module's data.
  • Create module shell: Write the basic module structure based on standard Composr modules.
  • Define screens: Identify the module's screens and code their corresponding functions.
  • Utilize API functions: Use Composr's built-in API functions like create_table, add_privilege, and do_template to implement functionality.
Question What are the different ways to extend Composr functionality?
Answer You can extend Composr through:
  • File overrides: Replacing existing source files with modified versions in _custom directories.
  • New Modules/Mini-modules: Creating new modules for complex functionalities or mini-modules for simpler ones.
  • New Blocks/Miniblocks: Adding reusable content blocks.
  • New API code: Adding new PHP files to the sources_custom directory.
  • Hooks: Writing hooks to add features to specific areas of functionality.