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Product SiteDocumentation Site

MantisBT 2.0



Developers Guide
================


Reference for developers and community members
----------------------------------------------


[IMAGE]


MantisBT Development Team

mantisbt-dev@lists.sourceforge.net



Legal Notice
============

Copyright © 2016 MantisBT team. This material may only be distributed
subject to the terms and conditions set forth in the GNU Free
Documentation License (GFDL), V1.2 or later (the latest version is
presently available at http://www.gnu.org/licenses/fdl.txt).

Abstract

This book is targeted at MantisBT developers, contributors and plugin
authors. It documents the development process and provides reference
information regarding the MantisBT core, including the database schema as
well as the plugin system including an events reference.

1. Contributing to MantisBT

      1.1. Initial Setup

      1.2. Cloning the Repository

            1.2.1. Determining the Clone URL

            1.2.2. Initializing the Clone

            1.2.3. Adding remotes

            1.2.4. Checking out branches

      1.3. Maintaining Tracking Branches

      1.4. Preparing Feature Branches

            1.4.1. Private Branches

            1.4.2. Public Branches

      1.5. Running PHPUnit tests

            1.5.1. Running the SOAP tests

      1.6. Submitting Changes

            1.6.1. Before you submit

            1.6.2. Submission Via Github Pull Requests

            1.6.3. Submission Via Formatted Patches

            1.6.4. Submission Via Public Repository

2. Database Schema Management

      2.1. The MantisBT schema

      2.2. Schema Definition

      2.3. Installation / Upgrade Process

3. Event System

      3.1. General Concepts

      3.2. API Usage

      3.3. Event Types

4. Plugin System

      4.1. General Concepts

      4.2. Building a Plugin

            4.2.1. Plugin Structure

            4.2.2. Properties

            4.2.3. Pages and Files

            4.2.4. Events

            4.2.5. Configuration

            4.2.6. Language and Localization

      4.3. Example Plugin Source Listing

            4.3.1. Example/Example.php

            4.3.2. Example/files/foo.css

            4.3.3. Example/lang/strings_english.txt

            4.3.4. Example/page/config_page.php

            4.3.5. Example/pages/config_update.php

            4.3.6. Example/page/foo.php

      4.4. API Usage

5. Events Reference

      5.1. Introduction

      5.2. System Events

      5.3. Output Modifier Events

            5.3.1. String Display

            5.3.2. Menu Items

            5.3.3. Page Layout

      5.4. Bug Filter Events

            5.4.1. Custom Filters and Columns

      5.5. Bug and Bugnote Events

            5.5.1. Bug View

            5.5.2. Bug Actions

            5.5.3. Bugnote View

            5.5.4. Bugnote Actions

      5.6. Notification Events

            5.6.1. Recipient Selection

      5.7. User Account Events

            5.7.1. Account Preferences

      5.8. Management Events

            5.8.1. Projects and Versions

6. Integrating with MantisBT

      6.1. Java integration

            6.1.1. Prebuilt SOAP stubs using Axis

            6.1.2. Usage in OSGi environments

      6.2. Compatibility between releases

      6.3. Support

7. Appendix

      7.1. Git References

A. Revision History



Chapter 1. Contributing to MantisBT
===================================

1.1. Initial Setup

1.2. Cloning the Repository

      1.2.1. Determining the Clone URL

      1.2.2. Initializing the Clone

      1.2.3. Adding remotes

      1.2.4. Checking out branches

1.3. Maintaining Tracking Branches

1.4. Preparing Feature Branches

      1.4.1. Private Branches

      1.4.2. Public Branches

1.5. Running PHPUnit tests

      1.5.1. Running the SOAP tests

1.6. Submitting Changes

      1.6.1. Before you submit

      1.6.2. Submission Via Github Pull Requests

      1.6.3. Submission Via Formatted Patches

      1.6.4. Submission Via Public Repository

MantisBT source code is managed with Git. If you are new to this version
control system, you can find some good resources for learning and
installing it in Section 7.1, “Git References”.


1.1. Initial Setup
------------------

There are a few steps the MantisBT team requires of contributors and
developers when accepting code submissions. The user needs to configure
Git to know their full name (not a screen name) and an email address they
can be contacted at (not a throwaway address). To set up your name and
email address with Git, run the following commands, substituting your own
real name and email address:

git config --global user.name "John Smith"
git config --global user.email "jsmith@mantisbt.org"

Optionally, you may want to configure Git to use terminal colors when
displaying file diffs and other information, and also alias certain Git
actions to shorter phrases to reduce typing:

git config --global color.diff "auto"
git config --global color.status "auto"
git config --global color.branch "auto"

git config --global alias.st "status"
git config --global alias.di "diff"
git config --global alias.co "checkout"
git config --global alias.ci "commit"


1.2. Cloning the Repository
---------------------------

The official MantisBT source code repository is hosted at GitHub. This
document assumes that you have already signed up for and setup a GitHub
account.


1.2.1. Determining the Clone URL

Which URL you will use to clone the repository before you start
developing depends on your situation.

MantisBT Core Team Developers
      MantisBT developers have push access to the official repository.
      Benefitting from this access requires a special URL that uses your
      SSH key to handle access permissions:
      git@github.com:mantisbt/mantisbt.git. Alternatively, an HTTPS link
      can be used as well, in which case you will have to provide your
      GitHub User ID and password when Git requests it:
      https://github.com/mantisbt/mantisbt.git.

      Note

      Pushes will fail if you do not have access or your public SSH key
      is not set up correctly in your GitHub profile.

Contributors
      For other people, the MantisBT repository and the related clone
      URLs git://github.com/mantisbt/mantisbt.git (SSH) or
      https://github.com/mantisbt/mantisbt.git (HTTPS) will always be
      read-only. It is therefore strongly advised to create your own fork
      of MantisBT where you will be able to push your changes, and then
      use the fork's URL instead to clone, which will look like this:
      git@github.com:MyGithubId/mantisbt.git or
      https://github.com/MyGithubId/mantisbt.git


1.2.2. Initializing the Clone

To clone the repository, execute the following command from your target
workspace:

git clone YourCloneURL

After performing the cloning operation, you should end up with a new
directory in your workspace, mantisbt/, containing the MantisBT
repository with a remote named origin pointing to your Clone URL.
MantisBT uses Git submodules to store and manage some third-party
libraries. These require additional steps to initialize properly:

cd mantisbt
git submodule update --init

Warning

Failure to execute the submodule initialization commands will result in
the corresponding directories under /library being empty, which will then
cause errors when running MantisBT.


1.2.3. Adding remotes

If you are planning to use your own fork to push and maintain your
changes, then we recommend setting up an upstream remote for MantisBT's
official repository, which will make it easier to keep your repository
up-to-date.

git remote add --tags upstream git://github.com/mantisbt/mantisbt.git


1.2.4. Checking out branches

By default, the new clone will only track code from the primary remote
branch, master, which is the latest development version of MantisBT. If
you are planning to work with stable release or other development
branches, you will need to set up local tracking branches in your
repository. The following command will set up a tracking branch for the
current stable branch, master-1.3.x.

git checkout -b master-1.3.x origin/master-1.3.x

Note

With the introduction of submodules for some of the third-party
libraries, you may encounter issues when switching to an older branch
which still has code from those libraries in a subdirectory of /library
rather than a submodule:

$ git checkout old_branch
error: The following untracked working tree files would be overwritten by checkout
        (list of files)
Aborting

To resolve this, you first have to get rid of the submodules directories
before you can checkout the branch. The command below will move all
submodules to /tmp:

sed -rn "s/^.*path\s*=\s*(.*)$/\1/p" .gitmodules |xargs -I{} mv -v {} /tmp
git checkout old_branch

Alernatively, if you don't care about keeping the changes in the
submodules directories, you can simply execute

git checkout -f old_branch
git clean -df

When switching back from the older branch, the submodules directories
will be empty. At that point you can either

  *  Update the submodules to reclone them

    git submodule update  

  *  Restore the directories previously moved to /tmp back into the empty
    directories, e.g.

    sed -rn "s/^.*path\s*=\s*(.*)$/\1/p" .gitmodules |xargs -n 1 basename |xargs -I{} mv -v /tmp/{} library  

For further reference: Pro Git book


1.3. Maintaining Tracking Branches
----------------------------------

In order to keep your local repository up-to-date with the official one,
there are a few simple commands needed for any tracking branches that you
may have, including master and master-1.3.x. First, you'll need to get
the latest information from the remote repository:

git fetch origin

Note

If you cloned from your personal GitHub fork instead of the official
MantisBT repository as explained in Section 1.2.3, “Adding remotes”, then
you should instead execute:

git fetch upstream

Then for each tracking branch you have, enter the following commands:

git checkout BranchName
git rebase

Alternatively, you may combine the fetch and rebase operations described
above into a single pull command (for each remote tracking branch):

git checkout master
git pull --rebase


1.4. Preparing Feature Branches
-------------------------------

For each local or shared feature branch that you are working on, you will
need to keep it up to date with the appropriate master branch. There are
multiple methods for doing this, each better suited to a different type
of feature branch. Both methods assume that you have already performed
the previous step, to update your local tracking branches (see Section
1.3, “Maintaining Tracking Branches”).


1.4.1. Private Branches

If the topic branch in question is a local, private branch, that you are
not sharing with other developers, the simplest and easiest method to
stay up to date with master is to use the rebase command. This will
append all of your feature branch commits into a linear history after the
last commit on the master branch.

git rebase master feature

Note

Rebasing changes the ID for each commit in your feature branch, which
will cause trouble for anyone sharing and/or following your branch. The
resulting conflict can be fixed by rebasing their copy of your branch
onto your branch:

git checkout feature
git fetch remote/feature
git rebase remote/feature


1.4.2. Public Branches

For any publicly-shared branches, where other users may be watching your
feature branches, or cloning them locally for development work, you'll
need to take a different approach to keeping it up to date with master.
To bring public branch up to date, you'll need to merge the current
master branch, which will create a special "merge commit" in the branch
history, causing a logical "split" in commit history where your branch
started and joining at the merge. These merge commits are generally
disliked, because they can crowd commit history, and because the history
is no longer linear. They will be dealt with during the submission
process (see Section 1.5, “Running PHPUnit tests”).

git checkout feature
git merge master

At this point, you can push the branch to your public repository, and
anyone following the branch can then pull the changes directly into their
local branch, either with another merge, or with a rebase, as
necessitated by the public or private status of their own changes.


1.5. Running PHPUnit tests
--------------------------

MantisBT has a suite of PHPUnit tests found in the tests directory. You
are encouraged to add your own tests for the patches you are submitting,
but please remember that your changes must not break existing tests. In
order to run the tests, you will need to have the PHP Soap extension,
PHPUnit 3.4 or newer and Phing 2.4 or newer installed. The tests are
configured using a bootstrap.php file. The boostrap.php.sample file
contains the settings you will need to adjust to run all the tests.
Running the unit tests is done from root directory using the following
command:

phing test


1.5.1. Running the SOAP tests

MantisBT ships with a suite of SOAP tests which require an initial set up
to be executed. The required steps are:

  *  Install MantisBT locally and configure a project and a category.

  *  Adjust the bootstrap.php file to point to your local installation.

  *  Customize the config_inc.php to enable all the features tested using
    the SOAP tests. The simplest way to do that is to run all the tests
    once and adjust it based on the skipped tests.


1.6. Submitting Changes
-----------------------

This section describes what you should do to submit a set of changes to
MantisBT, allowing the project developers to review and test, your code,
and ultimately commit it to the MantisBT repository. The actual
submission can be done using several methods, described later in this
section:

  * Recommended: Github Pull Requests (see Section 1.6.2, “Submission Via
    Github Pull Requests”)

  *  Other public Git repository Pull Requests (see Section 1.6.4,
    “Submission Via Public Repository”)

  *  Git Formatted patches (see Section 1.6.3, “Submission Via Formatted
    Patches”)


1.6.1. Before you submit

Before submitting your contribution, you should make sure that

  1.  Your code follows the MantisBT coding guidelines

  2.  You have tested your changes locally (see Section 1.5, “Running
    PHPUnit tests”)

  3.  Your local branch has been rebased on top of the current Master
    branch, as described in Section 1.4.1, “Private Branches”.


1.6.2. Submission Via Github Pull Requests

Since the official MantisBT repository is hosted there, using GitHub is
the recommended (and easiest) way to submit your contributions. With this
method, you can keep your changesets up-to-date with the official
development repository, and likewise let anyone stay up to date with your
repository, without needing to constantly upload and download new
formatted patches whenever you change anything. The process below
describes a simple workflow that can help you make your submission if you
are not familiar with Git; note that it is by no means the only way to do
this.

Note

We'll assume that you have already forked MantisBT, cloned it locally as
described in Section 1.2, “Cloning the Repository” (remote upstream being
the official MantisBT repository and origin your personal fork), and
created a new feature branch (see Section 1.4, “Preparing Feature
Branches”) for your contribution, which we'll call MyBranch.

  1.  Make sure that the MyBranch feature branch is up-to-date with the
    master branch by rebasing it, resolving any conflicts if necessary.

    git fetch upstream
    git rebase upstream/master MyBranch  

  2.  Push the branch to your Github fork

    git push origin MyBranch  

  3.  Go to your Fork on Github (https://github.com/MyGithubId/mantisbt)

  4.  Initiate a Pull Request from your feature branch, following the
    guidelines provided in Github Help. Please make sure you provide a
    detailed description of the changes you are submitting, including the
    reason for it and if possible a reference (link) to an existing issue
    on our bugtracker. The team will usually review your changes and
    provide feedback within 7 days (but your mileage may vary).


1.6.3. Submission Via Formatted Patches

Formatted patches are very similar to file diffs generated by other tools
or source control systems, but contain far more information, including
your name and email address, and for every commit in the set, the
commit's timestamp, message, author, and more. They allow anyone to
import the enclosed changesets directly into Git, where all of the commit
information is preserved. Assuming that you have an existing local that
you've kept up to date with master as described in Section 1.4,
“Preparing Feature Branches” currently checked out, generating a
formatted patch set should be relatively straightforward, using an
appropriate filename as the target of the patch set:

git format-patch --binary --stdout origin/master..HEAD > feature_branch.patch

Once you've generated the formatted patch file, you can easily attach it
to a bug report, or even use the patch file as an email to send to the
developer mailing list. Developers, or other users, can then import this
patch set into their local repositories using the following command,
again substituting the appropriate filename:

git am --signoff feature_branch.patch


1.6.4. Submission Via Public Repository

If you are not able or not willing to make use of a fork of the official
GitHub repository but have another publicly available one to host your
changes, for example on a free hosting for public repository such as

  * Bitbucket

  * Gitorious

you can still use it to submit a patch in a similar fashion to the Github
method described above, although the process is slightly more
complicated. We'll assume you've already set up a publicly accessible
repository at URL git@githosting.com:contrib.git, kept it up-to-date with
MantisBT's official repository, and that you have pushed your feature
branch MyBranch to it.

  1.  Generate the Pull Request This will list information about your
    changes and how to access them. The process will attempt to verify
    that you've pushed the correct data to the public repository, and
    will generate a summary of changes.

    git request-pull origin/master git@githosting.com:contrib.git MyBranch  

  2.  Paste the output of the above command into a bug report or an email
    to the developer mailing list

Once your pull request has been posted, developers and other users can
add your public repository as a remote, and track your feature branch in
their own working repository using the following commands, replacing the
remote name and local branch name as appropriate:

git remote add feature  git@githosting.com:contrib.git
git checkout -b MyBranch feature/MyBranch

If the feature is approved for entry into MantisBT core, then the branch
should first be rebased onto the latest HEAD so that Git can remove any
unnecessary merge commits, and create a linear history. Once that's
completed, the feature branch can be merged into master:

git rebase master feature
git checkout master
git merge --no-ff feature



Chapter 2. Database Schema Management
=====================================

2.1. The MantisBT schema

2.2. Schema Definition

2.3. Installation / Upgrade Process


2.1. The MantisBT schema
------------------------

The MantisBT database schema (excluding plugins) is described in the
Entity-Relationship diagram (ERD) below. There is also a PDF version
available for download. MantisBT Entity-Relationship Diagram

Figure 2.1. MantisBT Entity-Relationship Diagram


2.2. Schema Definition
----------------------

TODO: Discuss the ADODB datadict formats and the format MantisBT expects
for schema definitions.


2.3. Installation / Upgrade Process
-----------------------------------

TODO: Discuss how MantisBT handles a database installation / upgrade,
including the use of the config system and schema definitions.



Chapter 3. Event System
=======================

3.1. General Concepts

3.2. API Usage

3.3. Event Types


3.1. General Concepts
---------------------

The event system in MantisBT uses the concept of signals and hooked
events to drive dynamic actions. Functions, or plugin methods, can be
hooked during runtime to various defined events, which can be signalled
at any point to initiate execution of hooked functions. Events are
defined at runtime by name and event type (covered in the next section).
Depending on the event type, signal parameters and return values from
hooked functions will be handled in different ways to make certain types
of common communication simplified.


3.2. API Usage
--------------

This is a general overview of the event API. For more detailed analysis,
you may reference the file core/event_api.php in the codebase.

  Declaring Events

  When declaring events, the only information needed is the event name
  and event type. Events can be declared alone using the form:

  event_declare( $name, $type=EVENT_TYPE_DEFAULT );

  or they can be declared in groups using key/value pairs of name =>
  type relations, stored in a single array, such as:

  $events = array(
          $name_1 => $type_1,
          $name_2 => $type_2,
          ...
          );
  
  event_declare_many( $events );  

  Hooking Events

  Hooking events requires knowing the name of an already-declared
  event, and the name of the callback function (and possibly associated
  plugin) that will be hooked to the event. If hooking only a function,
  it must be declared in the global namespace.

  event_hook( $event_name, $callback, [$plugin] );

  In order to hook many functions at once, using key/value pairs of
  name => callback relations, in a single array:

  $events = array(
          $event_1 => $callback_1,
          $event_2 => $callback_2,
          ...
          );
  
  event_hook( $events, [$plugin] );  

  Signalling Events

  When signalling events, the event type of the target event must be
  kept in mind when handling event parameters and return values. The
  general format for signalling an event uses the following structure:

  $value = event_signal( $event_name, [ array( $param, ... ), [ array( $static_param, ... ) ] ] );

  Each type of event (and individual events themselves) will use
  different combinations of parameters and return values, so perusing
  Chapter 5, Events Reference is recommended for determining the unique
  needs of each event when signalling and hooking them.


3.3. Event Types
----------------

There are five standard event types currently defined in MantisBT. Each
type is a generalization of a certain "class" of solution to the problems
that the event system is designed to solve. Each type allows for
simplifying a different set of communication needs between event signals
and hooked callback functions. Each type of event (and individual events
themselves) will use different combinations of parameters and return
values, so perusing Chapter 5, Events Reference is recommended for
determining the unique needs of each event when signalling and hooking
them.

  EVENT_TYPE_EXECUTE

  This is the simplest event type, meant for initiating basic hook
  execution without needing to communicate more than a set of immutable
  parameters to the event, and expecting no return of data. These
  events only use the first parameter array, and return values from
  hooked functions are ignored. Example usage:

  event_signal( $event_name, [ array( $param, ... ) ] );  

  EVENT_TYPE_OUTPUT

  This event type allows for simple output and execution from hooked
  events. A single set of immutable parameters are sent to each
  callback, and the return value is inlined as output. This event is
  generally used for an event with a specific purpose of adding content
  or markup to the page. These events only use the first parameter
  array, and return values from hooked functions are immediately sent
  to the output buffer via 'echo'. Another parameter $format can be
  used to model how the results are printed. This parameter can be
  either:

    *  null, or ommited: The returned values are printed without
      further processing

    *  <String>: A string to be used as separator for printed values

    *  <Array>: An array of (prefix, separator, postfix) to be used for
      the printed values

  Example usage:

  event_signal( $event_name, [ array( $param, ... ) ], [ $format ] );  

  EVENT_TYPE_CHAIN

  This event type is designed to allow plugins to successively alter
  the parameters given to them, such that the end result returned to
  the caller is a mutated version of the original parameters. This is
  very useful for such things as output markup parsers. The first set
  of parameters to the event are sent to the first hooked callback,
  which is then expected to alter the parameters and return the new
  values, which are then sent to the next callback to modify, and this
  continues for all callbacks. The return value from the last callback
  is then returned to the event signaller. This type allows events to
  optionally make use of the second parameter set, which are sent to
  every callback in the series, but should not be returned by each
  callback. This allows the signalling function to send extra,
  immutable information to every callback in the chain. Example usage:

  $value = event_signal( $event_name, $param, [ array( $static_param, ... ) ] );  

  EVENT_TYPE_FIRST

  The design of this event type allows for multiple hooked callbacks to
  'compete' for the event signal, based on priority and execution
  order. The first callback that can satisfy the needs of the signal is
  the last callback executed for the event, and its return value is the
  only one sent to the event caller. This is very useful for topics
  like user authentication. These events only use the first parameter
  array, and the first non-null return value from a hook function is
  returned to the caller. Subsequent callbacks are never executed.
  Example usage:

  $value = event_signal( $event_name, [ array( $param, ... ) ] );  

  EVENT_TYPE_DEFAULT

  This is the fallback event type, in which the return values from all
  hooked callbacks are stored in a special array structure. This allows
  the event caller to gather data separately from all events. These
  events only use the first parameter array, and return values from
  hooked functions are returned in a multi-dimensional array keyed by
  plugin name and hooked function name. Example usage:

  $values = event_signal( $event_name, [ array( $param, ... ) ] );



Chapter 4. Plugin System
========================

4.1. General Concepts

4.2. Building a Plugin

      4.2.1. Plugin Structure

      4.2.2. Properties

      4.2.3. Pages and Files

      4.2.4. Events

      4.2.5. Configuration

      4.2.6. Language and Localization

4.3. Example Plugin Source Listing

      4.3.1. Example/Example.php

      4.3.2. Example/files/foo.css

      4.3.3. Example/lang/strings_english.txt

      4.3.4. Example/page/config_page.php

      4.3.5. Example/pages/config_update.php

      4.3.6. Example/page/foo.php

4.4. API Usage


4.1. General Concepts
---------------------

The plugin system for MantisBT is designed as a lightweight extension to
the standard MantisBT API, allowing for simple and flexible addition of
new features and customization of core operations. It takes advantage of
the new Event System (see Chapter 3, Event System) to offer developers
rapid creation and testing of extensions, without the need to modify core
files. Plugins are defined as implementations, or subclasses, of the
MantisPlugin class as defined in core/classes/MantisPlugin.php. Each
plugin may define information about itself, as well as a list of
conflicts and dependencies upon other plugins. There are many methods
defined in the MantisPlugin class that may be used as convenient places
to define extra behaviors, such as configuration options, event
declarations, event hooks, errors, and database schemas. Outside a
plugin's core class, there is a standard method of handling language
strings, content pages, and files. At page load, the core MantisBT API
will find and process any conforming plugins. Plugins will be checked for
minimal information, such as its name, version, and dependencies. Plugins
that meet requirements will then be initialized. At this point, MantisBT
will interact with the plugins when appropriate. The plugin system
includes a special set of API functions that provide convenience wrappers
around the more useful MantisBT API calls, including configuration,
language strings, and link generation. This API allows plugins to use
core API's in "sandboxed" fashions to aid interoperation with other
plugins, and simplification of common functionality.


4.2. Building a Plugin
----------------------

This section will act as a walk through of how to build a plugin, from
the bare basics all the way up to advanced topics. A general
understanding of the concepts covered in the last section is assumed, as
well as knowledge of how the event system works. Later topics in this
section will require knowledge of database schemas and how they are used
with MantisBT. This walk through will be working towards building a
single end result: the "Example" plugin as listed in Section 4.3,
“Example Plugin Source Listing”. You may refer to the final source code
along the way, although every part of it will be built up in steps
throughout this section.


4.2.1. Plugin Structure

This section will introduce the general concepts of plugin structure, and
how to get a barebones plugin working with MantisBT. Not much will be
mentioned yet on the topic of adding functionality to plugins, just how
to get the development process rolling. The backbone of every plugin is
what MantisBT calls the basename, a succinct, and most importantly,
unique name that identifies the plugin. It may not contain any spacing or
special characters beyond the ASCII upper- and lowercase alphabet,
numerals, and underscore. This is used to identify the plugin everywhere
except for what the end-user sees. For our "Example" plugin, the basename
we will use should be obvious enough: Example. Every plugin must be
contained in a single directory, named to match the plugin's basename, as
well as contain at least a single PHP file, also named to match the
basename, as such: Note that for plugins that require a database schema
to operate, the basename is also used to build the table names, using the
MantisBT table prefixes and suffix (please refer to the Admin Guide's
Configuration section for further information). If our Example plugin
were to create a table named 'foo', assuming default values for prefixes
and suffix in MantisBT configuration, the physical table name would be
mantis_plugin_Example_foo_table.

Example/
        Example.php

Warning

Depending on case sensitivity of the underlying file system, these names
must exactly match the plugin's base name, i.e. example will not work.
This top-level PHP file must then contain a concrete class deriving from
the MantisPlugin class, which must be named in the form of
%Basename%Plugin, which for our purpose becomes ExamplePlugin. Because of
how MantisPlugin declares the register() method as abstract, our plugin
must implement that method before PHP will find it semantically valid.
This method is meant for one simple purpose, and should never be used for
any other task: setting the plugin's information properties including the
plugin's name, description, version, and more. Please refer to Section
4.2.2, “Properties” below for details about available properties. Once
your plugin defines its class, implements the register() method, and sets
at least the name and version properties, it is then considered a
"complete" plugin, and can be loaded and installed within MantisBT's
plugin manager. At this stage, our Example plugin, with all the possible
plugin properties set at registration, looks like this:

Example/Example.php
<?php
class ExamplePlugin extends MantisPlugin {
    function register() {
        $this->name = 'Example';    # Proper name of plugin
        $this->description = '';    # Short description of the plugin
        $this->page = '';           # Default plugin page

        $this->version = '1.0';     # Plugin version string
        $this->requires = array(    # Plugin dependencies
            'MantisCore' => '2.0',  # Should always depend on an appropriate
                                    # version of MantisBT
        );

        $this->author = '';         # Author/team name
        $this->contact = '';        # Author/team e-mail address
        $this->url = '';            # Support webpage
    }
}

This alone will allow the Example plugin to be installed with MantisBT,
and is the foundation of any plugin. More of the plugin development
process will be continued in the next sections.


4.2.2. Properties

This section describes the properties that can be defined when
registering the plugin.

name  
      Your plugin's full name. Required value.

description
      A full description of your plugin.

page  
      The name of a plugin page for further information and
      administration of the plugin. This is used to create a link to the
      specified page on Mantis' manage plugin page.

version
      Your plugin's version string. Required value. We recommend
      following the Semantic Versioning specification, but you are free
      to use any versioning scheme that can be handled by PHP's
      version_compare() function.

requires
      An array of key/value pairs of basename/version plugin
      dependencies.

      Note

      The special, reserved basename MantisCore can be used to specify
      the minimum requirement for MantisBT core. The version string can
      be defined as:

        * Minimum requirement: the plugin specified by the given basename
          must be installed, and its version must be equal or higher than
          the indicated one.

        * Maximum requirement: prefixing a version number with '<' will
          allow the plugin to specify the highest version (non-inclusive)
          up to which the required dependency is supported.

          Note

          If the plugin's minimum dependency for MantisCore is
          unspecified or lower than the current release (i.e. it does not
          specifically list the current core version as supported) and
          the plugin does not define a maximum dependency, a default one
          will be set to the next major release of MantisBT. (i.e. for
          2.x.y we would add '<2'). This effectively disables plugins
          which have not been specifically designed for a new major
          Mantis release, thus forcing authors to review their code,
          adapt it if necessary, and release a new version of the plugin
          with updated dependencies.

        * Both minimum and maximum: the two version numbers must be
          separated by a comma.

      Here are a few examples to illustrate the above explanations,
      assuming that the current Mantis release (MantisCore version) is
      2.1:

        *  Old release without a maximum version specified

          $this->requires = array( 'MantisCore' => '1.3.1' );

          The plugin is compatible with MantisBT >= 1.3.1 and < 2.0.0 -
          note that the maximum version (<2) was added by the system.

        *  Current release without a maximum version specified

          $this->requires = array( 'MantisCore' => '2.0' );

          The plugin is compatible with MantisBT >= 2.0 and < 3.0 (the
          latter is implicit); code supporting older releases (e.g. 1.3)
          must be maintained separately (i.e. in a different branch).

        *  Only specify a maximum version

          $this->requires = array( 'MantisCore' => '< 3.1' );

          The plugin is compatible up to MantisBT 3.1 (not inclusive).

        *  Old release with a maximum version

          $this->requires = array( 'MantisCore' => '1.3, < 4.0' );

          The plugin is compatible with MantisBT >= 1.3 and < 4.0.

uses  
      An array of key/value pairs of basename/version optional (soft)
      plugin dependencies. See requires above for details on how to
      specify versions.

author
      Your name, or an array of names.

contact
      An email address where you can be contacted.

url   
      A web address for your plugin.


4.2.3. Pages and Files

The plugin API provides a standard hierarchy and process for adding new
pages and files to your plugin. For strict definitions, pages are PHP
files that will be executed within the MantisBT core system, while files
are defined as a separate set of raw data that will be passed to the
client's browser exactly as it appears in the filesystem. New pages for
your plugin should be placed in your plugin's pages/ directory, and
should be named using only letters and numbers, and must have a ".php"
file extension. To generate a URI to the new page in MantisBT, the API
function plugin_page() should be used. Our Example plugin will create a
page named foo.php, which can then be accessed via
plugin_page.php?page=Example/foo, the same URI that plugin_page() would
have generated:

Example/pages/foo.php
<?php
echo '<p>Here is a link to <a href="', plugin_page( 'foo' ), '">page foo</a>.</p>';

Adding non-PHP files, such as images or CSS stylesheets, follows a very
similar pattern as pages. Files should be placed in the plugin's files/
directory, and can only contain a single period in the name. The file's
URI is generated with the plugin_file() function. For our Example plugin,
we'll create a basic CSS stylesheet, and modify the previously shown page
to include the stylesheet:

Example/files/foo.css
p.foo {
    color: red;
}

Example/pages/foo.php
<?php
echo '<p>Here is a link to <a href="', plugin_page( 'foo' ), '">page foo</a>.</p>';
echo '<link rel="stylesheet" type="text/css" href="', plugin_file( 'foo.css' ), '"/>',
     '<p class="foo">This is red text.</p>';

Note that while plugin_page() expects only the page's name without the
extension, plugin_file() requires the entire filename so that it can
distinguish between foo.css and a potential file foo.png. The plugin's
filesystem structure at this point looks like this:

Example/
        Example.php
        pages/
                foo.php
        files/
                foo.css


4.2.4. Events

Plugins have an integrated method for both declaring and hooking events,
without needing to directly call the event API functions. These take the
form of class methods on your plugin. To declare a new event, or a set of
events, that your plugin will trigger, override the events() method of
your plugin class, and return an associative array with event names as
the key, and the event type as the value. Let's add an event "foo" to our
Example plugin that does not expect a return value (an "execute" event
type), and another event 'bar' that expects a single value that gets
modified by each hooked function (a "chain" event type):

Example/Example.php
<?php
class ExamplePlugin extends MantisPlugin {
    ...

    function events() {
        return array(
            'EVENT_EXAMPLE_FOO' => EVENT_TYPE_EXECUTE,
            'EVENT_EXAMPLE_BAR' => EVENT_TYPE_CHAIN,
        );
    }
}

When the Example plugin is loaded, the event system in MantisBT will add
these two events to its list of events, and will then allow other plugins
or functions to hook them. Naming the events "EVENT_PLUGINNAME_EVENTNAME"
is not necessary, but is considered best practice to avoid conflicts
between plugins. Hooking other events (or events from your own plugin) is
almost identical to declaring them. Instead of passing an event type as
the value, your plugin must pass the name of a class method on your
plugin that will be called when the event is triggered. For our Example
plugin, we'll create a foo() and bar() method on our plugin class, and
hook them to the events we declared earlier.

Example/Example.php
<?php
class ExamplePlugin extends MantisPlugin {
    ...

    function hooks() {
        return array(
            'EVENT_EXAMPLE_FOO' => 'foo',
            'EVENT_EXAMPLE_BAR' => 'bar',
        );
    }

    function foo( $p_event ) {
        ...
    }

    function bar( $p_event, $p_chained_param ) {
        ...
        return $p_chained_param;
    }
}

Note that both hooked methods need to accept the $p_event parameter, as
that contains the event name triggering the method (for cases where you
may want a method hooked to multiple events). The bar() method also
accepts and returns the chained parameter in order to match the
expectations of the "bar" event. Now that we have our plugin's events
declared and hooked, let's modify our earlier page so that triggers the
events, and add some real processing to the hooked methods:

Example/Example.php
<?php
class ExamplePlugin extends MantisPlugin {
    ...

    function foo( $p_event ) {
        echo 'In method foo(). ';
    }

    function bar( $p_event, $p_chained_param ) {
        return str_replace( 'foo', 'bar', $p_chained_param );
    }
}

Example/pages/foo.php
<?php
echo '<p>Here is a link to <a href="', plugin_page( 'foo' ), '">page foo</a>.</p>';
     '<link rel="stylesheet" type="text/css" href="', plugin_file( 'foo.css' ), '"/>',
     '<p class="foo">';

event_signal( 'EVENT_EXAMPLE_FOO' );

$t_string = 'A sentence with the word "foo" in it.';
$t_new_string = event_signal( 'EVENT_EXAMPLE_BAR', array( $t_string ) );

echo $t_new_string, '</p>';

When the first event "foo" is signaled, the Example plugin's foo() method
will execute and echo a string. After that, the second event "bar" is
signaled, and the page passes a string parameter; the plugin's bar() gets
the string and replaces any instance of "foo" with "bar", and returns the
resulting string. If any other plugin had hooked the event, that plugin
could have further modified the new string from the Example plugin, or
vice versa, depending on the loading order of plugins. The page then
echos the modified string that was returned from the event.


4.2.5. Configuration

Similar to events, plugins have a simplified method for declaring
configuration options, as well as API functions for retrieving or setting
those values at runtime. Declaring a new configuration option is achieved
just like declaring events. By overriding the config() method on your
plugin class, your plugin can return an associative array of
configuration options, with the option name as the key, and the default
option as the array value. Our Example plugin will declare an option
"foo_or_bar", with a default value of "foo":

Example/Example.php
<?php
class ExamplePlugin extends MantisPlugin {
    ...

    function config() {
        return array(
            'foo_or_bar' => 'foo',
        );
    }
}

Retrieving the current value of a plugin's configuration option is
achieved by using the plugin API's plugin_config_get() function, and can
be set to a modified value in the database using plugin_config_set().
With these functions, the config option is prefixed with the plugin's
name, in attempt to automatically avoid conflicts in naming. Our Example
plugin will demonstrate this by adding a secure form to the
"config_page", and handling the form on a separate page "config_update"
that will modify the value in the database, and redirect back to page
"config_page", just like any other form and action page in MantisBT:

Example/pages/config_page.php
<form action="<?php echo plugin_page( 'config_update' ) ?>" method="post">
<?php echo form_security_field( 'plugin_Example_config_update' ) ?>

<label>Foo or Bar?<br/><input name="foo_or_bar" value="<?php echo string_attribute( $t_foo_or_bar ) ?>"/></label>
<br/>
<label><input type="checkbox" name="reset"/> Reset</label>
<br/>
<input type="submit"/>

</form>

Example/pages/config_update.php
<?php
form_security_validate( 'plugin_Example_config_update' );

$f_foo_or_bar = gpc_get_string( 'foo_or_bar' );
$f_reset = gpc_get_bool( 'reset', false );

if( $f_reset ) {
    plugin_config_delete( 'foo_or_bar' );
} else {
    if( $f_foo_or_bar == 'foo' || $f_foo_or_bar == 'bar' ) {
        plugin_config_set( 'foo_or_bar', $f_foo_or_bar );
    }
}

form_security_purge( 'plugin_Example_config_update' );
print_successful_redirect( plugin_page( 'foo', true ) );

Note that the form_security_*() functions are part of the form API, and
prevent CSRF attacks against forms that make changes to the system.


4.2.6. Language and Localization

MantisBT has a very advanced set of localization tools, which allow all
parts of of the application to be localized to the user's preferred
language. This feature has been extended for use by plugins as well, so
that a plugin can be localized in much the same method as used for the
core system. Localizing a plugin involves creating a language file for
each localization available, and using a special API call to retrieve the
appropriate string for the user's language. All language files for
plugins follow the same format used in the core of MantisBT, should be
placed in the plugin's lang/ directory, and named the same as the core
language files. Strings specific to the plugin should be "namespaced" in
a way that will minimize any risk of collision. Translating the plugin to
other languages already supported by MantisBT is then as simple as
creating a new strings file with the localized content; the MantisBT core
will find and use the new language strings automatically. We'll use the
"configuration" pages from the previous examples, and dress them up with
localized language strings, and add a few more flourishes to make the
page act like a standard MantisBT page. First we need to create a
language file for English, the default language of MantisBT and the
default fallback language in the case that some strings have not yet been
localized to the user's language:

Example/lang/strings_english.txt
<?php

$s_plugin_Example_configuration = "Configuration";
$s_plugin_Example_foo_or_bar = "Foo or Bar?";
$s_plugin_Example_reset = "Reset Value";

Example/pages/config_page.php<?php

layout_page_header( plugin_lang_get( 'configuration' ) );
layout_page_begin();
$t_foo_or_bar = plugin_config_get( 'foo_or_bar' );

?>

<br/>

<form action="<?php echo plugin_page( 'config_update' ) ?>" method="post">
<?php echo form_security_field( 'plugin_Example_config_update' ) ?>
<table class="width60">

<tr>
    <td class="form-title" rowspan="2"><?php echo plugin_lang_get( 'configuration' ) ?></td>
</tr>

<tr <?php echo helper_alternate_class() ?>>
    <td class="category"><php echo plugin_lang_get( 'foo_or_bar' ) ?></td>
    <td><input name="foo_or_bar" value="<?php echo string_attribute( $t_foo_or_bar ) ?>"/></td>
</tr>

<tr <?php echo helper_alternate_class() ?>>
    <td class="category"><php echo plugin_lang_get( 'reset' ) ?></td>
    <td><input type="checkbox" name="reset"/></td>
</tr>

<tr>
    <td class="center" rowspan="2"><input type="submit"/></td>
</tr>

</table>
</form>

<?php

layout_page_end();

The two calls to layout_page_being() and layout_page_end() trigger the
standard MantisBT header and footer portions, respectively, which also
displays things such as the menus and triggers other layout-related
events. layout_page_header() pulls in the CSS classes for alternating row
colors in the table. The rest of the HTML and CSS follows the "standard"
MantisBT markup styles for content and layout.


4.3. Example Plugin Source Listing
----------------------------------

The code in this section, for the Example plugin, is available for use,
modification, and redistribution without any restrictions and without any
warranty or implied warranties. You may use this code however you want.

Example/
    Example.php
    files/
        foo.css
    lang/
        strings_english.txt
    pages/
        config_page.php
        config_update.php
        foo.php


4.3.1. Example/Example.php

Example/Example.php<?php
class ExamplePlugin extends MantisPlugin {
    function register() {
        $this->name = 'Example';    # Proper name of plugin
        $this->description = '';    # Short description of the plugin
        $this->page = '';           # Default plugin page

        $this->version = '1.0';     # Plugin version string
        $this->requires = array(    # Plugin dependencies
            'MantisCore' => '2.0',  # Should always depend on an appropriate
                                    # version of MantisBT
        );

        $this->author = '';         # Author/team name
        $this->contact = '';        # Author/team e-mail address
        $this->url = '';            # Support webpage
    }

    function events() {
        return array(
            'EVENT_EXAMPLE_FOO' => EVENT_TYPE_EXECUTE,
            'EVENT_EXAMPLE_BAR' => EVENT_TYPE_CHAIN,
        );
    }

    function hooks() {
        return array(
            'EVENT_EXAMPLE_FOO' => 'foo',
            'EVENT_EXAMPLE_BAR' => 'bar',
        );
    }

    function config() {
        return array(
            'foo_or_bar' => 'foo',
        );
    }

    function foo( $p_event ) {
        echo 'In method foo(). ';
    }

    function bar( $p_event, $p_chained_param ) {
        return str_replace( 'foo', 'bar', $p_chained_param );
    }

}


4.3.2. Example/files/foo.css

Example/files/foo.cssp.foo {
    color: red;
}


4.3.3. Example/lang/strings_english.txt

Example/lang/strings_english.txt<?php

$s_plugin_Example_configuration = "Configuration";
$s_plugin_Example_foo_or_bar = "Foo or Bar?";
$s_plugin_Example_reset = "Reset Value";


4.3.4. Example/page/config_page.php

Example/pages/config_page.php<?php

layout_page_header( plugin_lang_get( 'configuration' ) );
layout_page_begin();
$t_foo_or_bar = plugin_config_get( 'foo_or_bar' );

?>

<br/>

<form action="<?php echo plugin_page( 'config_update' ) ?>" method="post">
<?php echo form_security_field( 'plugin_Example_config_update' ) ?>
<table class="width60">

<tr>
    <td class="form-title" rowspan="2"><?php echo plugin_lang_get( 'configuration' ) ?></td>
</tr>

<tr <?php echo helper_alternate_class() ?>>
    <td class="category"><php echo plugin_lang_get( 'foo_or_bar' ) ?></td>
    <td><input name="foo_or_bar" value="<?php echo string_attribute( $t_foo_or_bar ) ?>"/></td>
</tr>

<tr <?php echo helper_alternate_class() ?>>
    <td class="category"><php echo plugin_lang_get( 'reset' ) ?></td>
    <td><input type="checkbox" name="reset"/></td>
</tr>

<tr>
    <td class="center" rowspan="2"><input type="submit"/></td>
</tr>

</table>
</form>

<?php

layout_page_end();


4.3.5. Example/pages/config_update.php

Example/pages/config_update.php<?php
form_security_validate( 'plugin_Example_config_update' );

$f_foo_or_bar = gpc_get_string( 'foo_or_bar' );
$f_reset = gpc_get_bool( 'reset', false );

if( $f_reset ) {
    plugin_config_delete( 'foo_or_bar' );
} else {
    if( $f_foo_or_bar == 'foo' || $f_foo_or_bar == 'bar' ) {
        plugin_config_set( 'foo_or_bar', $f_foo_or_bar );
    }
}

form_security_purge( 'plugin_Example_config_update' );
print_successful_redirect( plugin_page( 'foo', true ) );


4.3.6. Example/page/foo.php

Example/pages/foo.php<?php
echo '<p>Here is a link to <a href="', plugin_page( 'foo' ), '">page foo</a>.</p>';
     '<link rel="stylesheet" type="text/css" href="', plugin_file( 'foo.css' ), '"/>',
     '<p class="foo">';

event_signal( 'EVENT_EXAMPLE_FOO' );

$t_string = 'A sentence with the word "foo" in it.';
$t_new_string = event_signal( 'EVENT_EXAMPLE_BAR', array( $t_string ) );

echo $t_new_string, '</p>';


4.4. API Usage
--------------

This is a general overview of the plugin API. For more detailed analysis,
you may reference the file core/plugin_api.php in the codebase.



Chapter 5. Events Reference
===========================

5.1. Introduction

5.2. System Events

5.3. Output Modifier Events

      5.3.1. String Display

      5.3.2. Menu Items

      5.3.3. Page Layout

5.4. Bug Filter Events

      5.4.1. Custom Filters and Columns

5.5. Bug and Bugnote Events

      5.5.1. Bug View

      5.5.2. Bug Actions

      5.5.3. Bugnote View

      5.5.4. Bugnote Actions

5.6. Notification Events

      5.6.1. Recipient Selection

5.7. User Account Events

      5.7.1. Account Preferences

5.8. Management Events

      5.8.1. Projects and Versions


5.1. Introduction
-----------------

In this chapter, an attempt will be made to list all events used (or
planned for later use) in the MantisBT event system. Each listed event
will include details for the event type, when the event is called, and
the expected parameters and return values for event callbacks. Here we
show an example event definition. For each event, the event identifier
will be listed along with the event types (see Section 3.3, “Event Types”)
in parentheses. Below that should be a concise but thorough description
of how the event is called and how to use it. Following that should be a
list of event parameters (if any), as well as the expected return value
(if any).

  EVENT_EXAMPLE (Default)

    This is an example event description.

    Parameters

      *  <Type>: Description of parameter one

      *  <Type>: Description of parameter two

    Return Value

      *  <Type>: Description of return value


5.2. System Events
------------------

These events are initiated by the plugin system itself to allow certain
functionality to simplify plugin development.

  EVENT_PLUGIN_INIT (Execute)

    This event is triggered by the MantisBT plugin system after all
    registered and enabled plugins have been initialized (their
    init() functions have been called). This event should always be
    the first event triggered for any page load. No parameters are
    passed to hooked functions, and no return values are expected.
    This event is the first point in page execution where all
    registered plugins are guaranteed to be enabled (assuming
    dependencies and such are met). At any point before this event,
    any or all plugins may not yet be loaded. Note that the core
    system has not yet completed the bootstrap process when this
    event is signalled. Suggested uses for the event include:

      *  Checking for plugins that aren't require for normal usage.

      *  Interacting with other plugins outside the context of pages
        or events.

  EVENT_CORE_HEADERS (Execute)

    This event is triggered by the MantisBT bootstrap process just
    before emitting the headers. This enables plugins to emit their
    own headers or use API that enables tweaking values of headers
    emitted by core. An example, of headers that can be tweaked is
    Content-Security-Policy header which can be tweaked using
    http_csp_*() APIs.

  EVENT_CORE_READY (Execute)

    This event is triggered by the MantisBT bootstrap process after
    all core APIs have been initialized, including the plugin system,
    but before control is relinquished from the bootstrap process
    back to the originating page. No parameters are passed to hooked
    functions, and no return values are expected. This event is the
    first point in page execution where the entire system is
    considered loaded and ready.

  EVENT_LOG (Execute)

    This event is triggered by MantisBT to log a message. The
    contents of the message should be hyper linked based on the
    following rules: #123 means issue 123, ~123 means issue note 123,
    @P123 means project 123, @U123 means user 123. Logging plugins
    can capture extra context information like timestamp, current
    logged in user, etc. This event receives the logging string as a
    parameter.

    Parameters

      *  <String>: the logging string


5.3. Output Modifier Events
---------------------------


5.3.1. String Display

These events make it possible to dynamically modify output strings to
interpret or add semantic meaning or markup. Examples include the
creation of links to other bugs or bugnotes, as well as handling urls to
other sites in general.

  EVENT_DISPLAY_BUG_ID (Chained)

    This is an event to format bug ID numbers before being displayed,
    using the bug_format_id() API call. The result should be
    plain-text, as the resulting string is used in various formats
    and locations.

    Parameters

      *  <String>: bug ID string to be displayed

      *  <Integer>: bug ID number

    Return Value

      *  <String>: modified bug ID string

  EVENT_DISPLAY_EMAIL (Chained)

    This is an event to format text before being sent in an email.
    Callbacks should be used to process text and convert it into a
    plaintext-readable format so that users with textual email
    clients can best utilize the information. Hyperlinks and other
    markup should be removed, leaving the core content by itself.

    Parameters

      *  <String>: input string to be displayed

    Return Value

      *  <String>: modified input string

  EVENT_DISPLAY_EMAIL_BUILD_SUBJECT (Chained)

    This is an event to format the subject line of an email before it
    is sent.

    Parameters

      *  <String>: input string for email subject

    Return Value

      *  <String>: modified subject string

  EVENT_DISPLAY_FORMATTED (Chained)

    This is an event to display generic formatted text. The string to
    be displayed is passed between hooked callbacks, each taking a
    turn to modify the output in some specific manner. Text passed to
    this may be processed for all types of formatting and markup,
    including clickable links, presentation adjustments, etc.

    Parameters

      *  <String>: input string to be displayed

    Return Value

      *  <String>: modified input string

      *  <Boolean>: multiline input string

  EVENT_DISPLAY_RSS (Chained)

    This is an event to format content before being displayed in an
    RSS feed. Text should be processed to perform any necessary
    character escaping to preserve hyperlinks and other appropriate
    markup.

    Parameters

      *  <String>: input string to be displayed

      *  <Boolean>: multiline input string

    Return Value

      *  <String>: modified input string

  EVENT_DISPLAY_TEXT (Chained)

    This is an event to display generic unformatted text. The string
    to be displayed is passed between hooked callbacks, each taking a
    turn to modify the output in some specific manner. Text passed to
    this event should only be processed for the most basic
    formatting, such as preserving line breaks and special
    characters.

    Parameters

      *  <String>: input string to be displayed

      *  <Boolean>: multiline input string

    Return Value

      *  <String>: modified input string


5.3.2. Menu Items

These events allow new menu items to be inserted in order for new content
to be added, such as new pages or integration with other applications.

  EVENT_MENU_ACCOUNT (Default)

    This event gives plugins the opportunity to add new links to the
    user account menu available to users from the 'My Account' link
    on the main menu.

    Return Value

      *  <Array>: List of HTML links for the user account menu.

  EVENT_MENU_DOCS (Default)

    This event gives plugins the opportunity to add new links to the
    documents menu available to users from the 'Docs' link on the
    main menu.

    Return Value

      *  <Array>: List of HTML links for the documents menu.

  EVENT_MENU_FILTER (Default)

    This event gives plugins the opportunity to add new links to the
    issue list menu available to users from the 'View Issues' link on
    the main menu.

    Return Value

      *  <Array>: List of HTML links for the issue list menu.

  EVENT_MENU_ISSUE (Default)

    This event gives plugins the opportunity to add new links to the
    issue menu available to users when viewing issues.

    Parameters

      *  <Integer>: bug ID

    Return Value

      *  <Array>: List of HTML links for the documents menu.

  EVENT_MENU_MAIN (Default)

    This event gives plugins the opportunity to add new menu options
    to the main menu. New links will be added AFTER the standard menu
    options.

    Return Value

      *  <Array>: Hooked events may return an array of menu options.
        Each array entry will contain an associate array with keys
        'title', 'url', 'access_level', and 'icon' (e.g. fa-pencil
        from Font Awesome).

                                                                return array(
                                                                    array( 
                                                                                'title' => 'My Link',
                                                                                'access_level' => DEVELOPER,
                                                                                'url' => 'my_link.php',
                                                                                'icon' => 'fa-random'
                                                                        ),
                                                                        array(
                                                                                'title' => 'My Link2',
                                                                                'access_level' => DEVELOPER,
                                                                                'url' => 'my_link2.php',
                                                                                'icon' => 'fa-shield'
                                                                        )
                                                                );      

  EVENT_MENU_MAIN_FRONT (Default)

    This event gives plugins the opportunity to add new menu options
    to main menu. New links will be added BEFORE the standard menu
    options.

    Return Value

      *  <Array>: Hooked events may return an array of menu options.
        Each array entry will contain an associate array with keys
        'title', 'url', 'access_level', and 'icon' (e.g. fa-pencil
        from Font Awesome).

                                                                return array(
                                                                    array( 
                                                                                'title' => 'My Link',
                                                                                'access_level' => DEVELOPER,
                                                                                'url' => 'my_link.php',
                                                                                'icon' => 'fa-random'
                                                                        ),
                                                                        array(
                                                                                'title' => 'My Link2',
                                                                                'access_level' => DEVELOPER,
                                                                                'url' => 'my_link2.php',
                                                                                'icon' => 'fa-shield'
                                                                        )
                                                                );      

  EVENT_MENU_MANAGE (Default)

    This event gives plugins the opportunity to add new links to the
    management menu available to site administrators from the
    'Manage' link on the main menu. Plugins should try to minimize
    use of these links to functions dealing with core MantisBT
    management.

    Return Value

      *  <Array>: List of HTML links for the management menu.

  EVENT_MENU_MANAGE_CONFIG (Default)

    This event gives plugins the opportunity to add new links to the
    configuration management menu available to site administrators
    from the 'Manage Configuration' link on the standard management
    menu. Plugins should try to minimize use of these links to
    functions dealing with core MantisBT configuration.

    Return Value

      *  <Array>: List of HTML links for the manage configuration
        menu.

  EVENT_MENU_SUMMARY (Default)

    This event gives plugins the opportunity to add new links to the
    summary menu available to users from the 'Summary' link on the
    main menu.

    Return Value

      *  <Array>: List of HTML links for the summary menu.


5.3.3. Page Layout

These events offer the chance to create output at points relevant to the
overall page layout of MantisBT. Page headers, footers, stylesheets, and
more can be created. Events listed below are in order of runtime
execution.

  EVENT_LAYOUT_RESOURCES (Output)

    This event allows plugins to output HTML code from inside the
    <head> tag, for use with CSS, Javascript, RSS, or any other
    similar resources. Note that this event is signaled after all
    other CSS and Javascript resources are linked by MantisBT.

    Return Value

      *  <String>: HTML code to output.

  EVENT_LAYOUT_BODY_BEGIN (Output)

    This event allows plugins to output HTML code immediately after
    the <body> tag is opened, so that MantisBT may be integrated
    within another website's template, or other similar use.

    Return Value

      *  <String>: HTML code to output.

  EVENT_LAYOUT_PAGE_HEADER (Output)

    This event allows plugins to output HTML code immediately after
    the MantisBT header content, such as the logo image.

    Return Value

      *  <String>: HTML code to output.

  EVENT_LAYOUT_CONTENT_BEGIN (Output)

    This event allows plugins to output HTML code after the top main
    menu, but before any page-specific content begins.

    Return Value

      *  <String>: HTML code to output.

  EVENT_LAYOUT_CONTENT_END (Output)

    This event allows plugins to output HTML code after any page-
    specific content has completed, but before the bottom menu bar
    (or footer).

    Return Value

      *  <String>: HTML code to output.

  EVENT_LAYOUT_PAGE_FOOTER (Output)

    This event allows plugins to output HTML code after the MantisBT
    version, copyright, and webmaster information, but before the
    query information.

    Return Value

      *  <String>: HTML code to output.

  EVENT_LAYOUT_BODY_END (Output)

    This event allows plugins to output HTML code immediately before
    the </body> end tag, to so that MantisBT may be integrated within
    another website's template, or other similar use.

    Return Value

      *  <String>: HTML code to output.

  EVENT_VIEW_BUG_ATTACHMENT (Output)

    This event allows plugins to output HTML code immediately after
    the line of an attachment. Receives the attachment data as a
    parameter, in the form of an attachment array from within the
    array returned by the file_get_visible_attachments() function.

    Parameters

      *  <Array>: the attachment data as an array (see
        core/file_api.php)

    Return Value

      *  <String>: HTML code to output.


5.4. Bug Filter Events
----------------------


5.4.1. Custom Filters and Columns

  EVENT_FILTER_FIELDS (Default)

    This event allows a plugin to register custom filter objects
    (based on the MantisFilter class) that will allow the user to
    search for issues based on custom criteria or datasets. The
    plugin can return either a class name (which will be instantiated
    at runtime) or an already instantiated object. The plugin must
    ensure that the filter class has been defined before returning
    the class name for this event.

    Return Value

      *  <Array>: Array of class names or objects for custom filters

  EVENT_FILTER_COLUMNS (Default)

    This event allows a plugin to register custom column objects
    (based on the MantisColumn class) that will allow the user to
    view data for issues based on custom datasets. The plugin can
    return either a class name (which will be instantiated at
    runtime) or an already instantiated object. The plugin must
    ensure that the column class has been defined before returning
    the class name for this event.

    Return Value

      *  <Array>: Array of class names or objects for custom columns


5.5. Bug and Bugnote Events
---------------------------


5.5.1. Bug View

  EVENT_VIEW_BUG_DETAILS (Execute)

    This event allows a plugin to either process information or
    display some data in the bug view page. It is triggered after the
    row containing the target version and product build fields, and
    before the bug summary is displayed. Any output here should be
    defining appropriate rows and columns for the surrounding

    <table>

    elements.

    Parameters

      *  <Integer>: Bug ID

  EVENT_VIEW_BUG_EXTRA (Execute)

    This event allows a plugin to either process information or
    display some data in the bug view page. It is triggered after the
    bug notes have been displayed, but before the history log is
    shown. Any output here should be contained within its own

    <table>

    element.

    Parameters

      *  <Integer>: Bug ID


5.5.2. Bug Actions

  EVENT_REPORT_BUG_FORM (Execute)

    This event allows plugins to do processing or display form
    elements on the Report Issue page. It is triggered immediately
    before the summary text field. Any output here should be defining
    appropriate rows and columns for the surrounding <table>
    elements.

    Parameters

      *  <Integer>: Project ID

  EVENT_REPORT_BUG_FORM_TOP (Execute)

    This event allows plugins to do processing or display form
    elements at the top of the Report Issue page. It is triggered
    before any of the visible form elements have been created. Any
    output here should be defining appropriate rows and columns for
    the surrounding <table> elements.

    Parameters

      *  <Integer>: Project ID

  EVENT_REPORT_BUG_DATA (Chain)

    This event allows plugins to perform pre-processing of the new
    bug data structure after being reported from the user, but before
    the data is saved to the database. At this point, the issue ID is
    not yet known, as the data has not yet been persisted.

    Parameters

      *  <Complex>: Bug data structure (see core/bug_api.php)

    Return Value

      *  <Complex>: Bug data structure

  EVENT_REPORT_BUG (Execute)

    This event allows plugins to perform post-processing of the bug
    data structure after being reported from the user and being saved
    to the database. At this point, the issue ID is actually known,
    and is passed as a second parameter.

    Parameters

      *  <Complex>: Bug data structure (see core/bug_api.php)

      *  <Integer>: Bug ID

  EVENT_UPDATE_BUG_FORM (Execute)

    This event allows plugins to do processing or display form
    elements on the Update Issue page. It is triggered immediately
    before the summary text field.

    Parameters

      *  <Integer>: Bug ID

  EVENT_UPDATE_BUG_FORM_TOP (Execute)

    This event allows plugins to do processing or display form
    elements on the Update Issue page. It is triggered immediately
    before before any of the visible form elements have been created.

    Parameters

      *  <Integer>: Bug ID

  EVENT_UPDATE_BUG_STATUS_FORM (Execute)

    This event allows plugins to do processing or display form
    elements in the bug change status form. It is triggered
    immediately before the add bugnote fields. Any output here should
    be defining appropriate rows and columns for the surrounding
    <table> elements.

    Parameters

      *  <Integer>: Bug ID

      *  <Integer>: New Status

  EVENT_UPDATE_BUG_DATA (Chain)

    This event allows plugins to perform pre-processing of the
    updated bug data structure after being modified by the user, but
    before being saved to the database.

    Parameters

      *  <Complex>: Updated bug data structure (see core/bug_api.php)

      *  <Complex>: Original bug data structure (see core/bug_api.php)

    Return Value

      *  <Complex>: Updated bug data structure (see core/bug_api.php)

  EVENT_UPDATE_BUG (Execute)

    This event allows plugins to perform post-processing of the bug
    data structure after being updated.

    Parameters

      *  <Complex>: Original bug data structure (see core/bug_api.php)

      *  <Complex>: Updated bug data structure (see core/bug_api.php)

  EVENT_BUG_ACTION (Execute)

    This event allows plugins to perform post-processing of group
    actions performed from the View Issues page. The event will get
    called for each bug ID that was part of the group action event.

    Parameters

      *  <String>: Action title (see bug_actiongroup.php)

      *  <Integer>: Bug ID

  EVENT_BUG_DELETED (Execute)

    This event allows plugins to perform pre-processing of bug
    deletion actions. The actual deletion will occur after execution
    of the event, for compatibility reasons.

    Parameters

      *  <Integer>: Bug ID


5.5.3. Bugnote View

  EVENT_VIEW_BUGNOTES_START (Execute)

    This event allows a plugin to either process information or
    display some data in the bug notes section, before any bug notes
    are displayed. It is triggered after the bug notes section title.
    Any output here should be defining appropriate rows and columns
    for the surrounding <table> elements.

    Parameters

      *  <Integer>: Bug ID

      *  <Complex>: A list of all bugnotes to be displayed to the
        user

  EVENT_VIEW_BUGNOTE (Execute)

    This event allows a plugin to either process information or
    display some data in the bug notes section, interleaved with the
    individual bug notes. It gets triggered after every bug note is
    displayed. Any output here should be defining appropriate rows
    and columns for the surrounding <table> elements.

    Parameters

      *  <Integer>: Bug ID

      *  <Integer>: Bugnote ID

      *  <Boolean>: Private bugnote (false if public)

  EVENT_VIEW_BUGNOTES_END (Execute)

    This event allows a plugin to either process information or
    display some data in the bug notes section, after all bugnotes
    have been displayed. Any output here should be defining
    appropriate rows and columns for the surrounding <table>
    elements.

    Parameters

      *  <Integer>: Bug ID


5.5.4. Bugnote Actions

  EVENT_BUGNOTE_ADD_FORM (Execute)

    This event allows plugins to do processing or display form
    elements in the bugnote adding form. It is triggered immediately
    after the bugnote text field. Any output here should be defining
    appropriate rows and columns for the surrounding <table>
    elements.

    Parameters

      *  <Integer>: Bug ID

  EVENT_BUGNOTE_ADD (Execute)

    This event allows plugins to do post-processing of bugnotes added
    to an issue.

    Parameters

      *  <Integer>: Bug ID

      *  <Integer>: Bugnote ID

  EVENT_BUGNOTE_EDIT_FORM (Execute)

    This event allows plugins to do processing or display form
    elements in the bugnote editing form. It is triggered immediately
    after the bugnote text field. Any output here should be defining
    appropriate rows and columns for the surrounding <table>
    elements.

    Parameters

      *  <Integer>: Bug ID

      *  <Integer>: Bugnote ID

  EVENT_BUGNOTE_EDIT (Execute)

    This event allows plugins to do post-processing of bugnote edits.

    Parameters

      *  <Integer>: Bug ID

      *  <Integer>: Bugnote ID

  EVENT_BUGNOTE_DELETED (Execute)

    This event allows plugins to do post-processing of bugnote
    deletions.

    Parameters

      *  <Integer>: Bug ID

      *  <Integer>: Bugnote ID

  EVENT_TAG_ATTACHED (Execute)

    This event allows plugins to do post-processing of attached tags.

    Parameters

      *  <Integer>: Bug ID

      *  <Array of Integers>: Tag IDs

  EVENT_TAG_DETACHED (Execute)

    This event allows plugins to do post-processing of detached tags.

    Parameters

      *  <Integer>: Bug ID

      *  <Array of Integers>: Tag IDs


5.6. Notification Events
------------------------


5.6.1. Recipient Selection

  EVENT_NOTIFY_USER_INCLUDE (Default)

    This event allows a plugin to specify a set of users to be
    included as recipients for a notification. The set of users
    returned is added to the list of recipients already generated
    from the existing notification flags and selection process.

    Parameters

      *  <Integer>: Bug ID

      *  <String>: Notification type

    Return Value

      *  <Array>: User IDs to include as recipients

  EVENT_NOTIFY_USER_EXCLUDE (Default)

    This event allows a plugin to selectively exclude individual
    users from the recipient list for a notification. The event is
    signalled for every user in the final recipient list, including
    recipients added by the event NOTIFY_USER_INCLUDE as described
    above.

    Parameters

      *  <Integer>: Bug ID

      *  <String>: Notification type

      *  <Integer>: User ID

    Return Value

      *  <Boolean>: True to exclude the user, false otherwise


5.7. User Account Events
------------------------


5.7.1. Account Preferences

  EVENT_ACCOUNT_PREF_UPDATE_FORM (Execute)

    This event allows plugins to do processing or display form
    elements on the Account Preferences page. It is triggered
    immediately after the last core preference element. Any output
    here should follow the format found in account_prefs_inc.php. As
    of 1.3.x this is no longer table elements.

    Parameters

      *  <Integer>: User ID

  EVENT_ACCOUNT_PREF_UPDATE (Execute)

    This event allows plugins to do pre-processing of form elements
    from the Account Preferences page. It is triggered immediately
    before the user preferences are saved to the database.

    Parameters

      *  <Integer>: User ID

  EVENT_USER_AVATAR (First)

    This event gets the user's avatar as an instance of the Avatar
    class. The first plugin to respond with an avatar wins. Hence, in
    case of multiple avatar plugins, make sure to tweak the
    priorities. Avatars should return null if they don't have an
    avatar for the specified user id.

    Parameters

      *  <Avatar>: Avatar instance or null.


5.8. Management Events
----------------------

  EVENT_MANAGE_OVERVIEW_INFO (Output)

    This event allows plugins to display special information on the
    Management Overview page. Any output here should be defining
    appropriate rows and columns for the surrounding <table>
    elements.

    Parameters

      *  <Boolean>: whether user is administrator


5.8.1. Projects and Versions

  EVENT_MANAGE_PROJECT_PAGE (Execute)

    This event allows plugins to do processing or display information
    on the View Project page. It is triggered immediately before the
    project access blocks. Any output here should be contained within
    its own <table> element.

    Parameters

      *  <Integer>: Project ID

  EVENT_MANAGE_PROJECT_CREATE_FORM (Execute)

    This event allows plugins to do processing or display form
    elements on the Create Project page. It is triggered immediately
    before the submit button. Any output here should follow the
    format found in manage_proj_create_page.php. As of 1.3.x this is
    no longer table elements.

  EVENT_MANAGE_PROJECT_CREATE (Execute)

    This event allows plugins to do post-processing of newly-created
    projects and form elements from the Create Project page.

    Parameters

      *  <Integer>: Project ID

  EVENT_MANAGE_PROJECT_UPDATE_FORM (Execute)

    This event allows plugins to do processing or display form
    elements in the Edit Project form on the View Project page. It is
    triggered immediately before the submit button. Any output here
    should follow the format found in manage_proj_edit_page.php. As
    of 1.3.x this is no longer table elements.

    Parameters

      *  <Integer>: Project ID

  EVENT_MANAGE_PROJECT_UPDATE (Execute)

    This event allows plugins to do post-processing of modified
    projects and form elements from the Edit Project form.

    Parameters

      *  <Integer>: Project ID

  EVENT_MANAGE_PROJECT_DELETE (Execute)

    This event allows plugins to do pre-processing of project
    deletion. This event is triggered prior to the project removal
    from the database.

    Parameters

      *  <Integer>: Project ID

  EVENT_MANAGE_VERSION_CREATE (Execute)

    This event allows plugins to do post-processing of newly-created
    project versions from the View Project page, or versions copied
    from other projects. This event is triggered for each version
    created.

    Parameters

      *  <Integer>: Version ID

  EVENT_MANAGE_VERSION_UPDATE_FORM (Execute)

    This event allows plugins to do processing or display form
    elements on the Update Version page. It is triggered immediately
    before the submit button. Any output here should follow the
    format found in manage_proj_ver_edit_page.php. As of 1.3.x this
    is no longer table elements.

    Parameters

      *  <Integer>: Version ID

  EVENT_MANAGE_VERSION_UPDATE (Execute)

    This event allows plugins to do post-processing of modified
    versions and form elements from the Edit Version page.

    Parameters

      *  <Integer>: Version ID

  EVENT_MANAGE_VERSION_DELETE (Execute)

    This event allows plugins to do pre-processing of version
    deletion. This event is triggered prior to the version removal
    from the database.

    Parameters

      *  <Integer>: Version ID

      *  <String>: Replacement version to set on issues that are
        currently using the version that is about to be deleted.

  EVENT_MANAGE_USER_CREATE_FORM (Execute)

    This event allows plugins to do processing or display form
    elements on the Create User page. It is triggered immediately
    before the submit button. Any output here should follow the
    format found in manage_user_create_page.php.

  EVENT_MANAGE_USER_CREATE (Execute)

    This event allows plugins to do post-processing of newly-created
    users. This event is triggered for each user created. The Manage
    Users create form is one possible case for triggering such
    events, but there can be other ways users can be created.

    Parameters

      *  <Integer>: User ID

  EVENT_MANAGE_USER_UPDATE_FORM (Execute)

    This event allows plugins to do processing or display form
    elements in the Manage User page. It is triggered immediately
    before the submit button. Any output here should follow the
    format found in manage_user_edit_page.php.

    Parameters

      *  <Integer>: User ID

  EVENT_MANAGE_USER_UPDATE (Execute)

    This event allows plugins to do post-processing of modified
    users. This may be triggered by the Manage User page or some
    other path.

    Parameters

      *  <Integer>: User ID

  EVENT_MANAGE_USER_DELETE (Execute)

    This event allows plugins to do pre-processing of user deletion.

    Parameters

      *  <Integer>: User ID

  EVENT_MANAGE_USER_PAGE (Execute)

    This event allows plugins to do processing or display information
    on the View User page. It is triggered immediately after the
    reset password segment. Any output here should be contained
    within its own container.

    Parameters

      *  <Integer>: User ID



Chapter 6. Integrating with MantisBT
====================================

6.1. Java integration

      6.1.1. Prebuilt SOAP stubs using Axis

      6.1.2. Usage in OSGi environments

6.2. Compatibility between releases

6.3. Support

The primary means of integrating with MantisBT with web services is with
the bundled SOAP API, which is accessible at
http://server.com/mantis/api/soap/mantisconnect.php.


6.1. Java integration
---------------------


6.1.1. Prebuilt SOAP stubs using Axis

For ease of integration of the Java clients, SOAP stubs are maintained
and deployed in the Maven central repository. For example:

<dependency>
    <groupId>biz.futureware.mantis</groupId>
    <artifactId>mantis-axis-soap-client</artifactId>
    <version>1.2.15</version>
</dependency>

To include them in your project, download the latest available version.


6.1.2. Usage in OSGi environments

If you would like to use Axis in an OSGi environment, it is recommended
that you use a ready-made bundle, such as the Axis bundle available from
Eclipse Orbit


6.2. Compatibility between releases
-----------------------------------

The SOAP API signature will change between minor releases, typically to
add new functionality or to extend existing features. Some of these
changes might require a refresh of the client libraries generated, for
instance Apache Axis 1 SOAP stubs must be regenerated if a complex type
receives a new property. Such changes will be announced before the
release of the new MantisBT version on the mantisbt-soap-dev mailing list.
Typically there will be two weeks time to integrate the new SOAP stubs.


6.3. Support
------------

The primary means of obtaining support for Web Services and the SOAP API
is through the mantisbt-soap-dev mailing list.



Chapter 7. Appendix
===================

7.1. Git References


7.1. Git References
-------------------

  *  The Git SCM web site offers a full reference of Git commands, as
    well Scott Chacon's excellent Pro Git book.

  * Github's Git Reference

  *  Official documentation (from kernel.org)

      *  Manual Page

      *  Tutorial

      *  Everyday Git With 20 Commands

  * Git Crash Course for SVN Users

  * Git From the Bottom Up (PDF)



Revision History
================

Revision History

Revision 2.0-2

Fri Dec 30 2016

Victor Boctor

Release 2.0.0

Revision 2.0-1

Sat Nov 26 2016

Damien Regad

Release 2.0.0-rc.2

Sindbad File Manager Version 1.0, Coded By Sindbad EG ~ The Terrorists