1.
Composerthe right way
@rdohms
Rafael Dohms

2.
photo: smileymanwithahat

3.
photo: Rob Allen

4.
photo: 18millionpixels

5.
Library Publisher
photo: 18millionpixels

6.
Library Publisher
Library Consumer
photo: 18millionpixels

7.
Library Publisher
Library
Library Consumer
photo: 18millionpixels

8.
Library Publisher
Library
Library Consumer
Packagist
photo: 18millionpixels

9.
photo: 18millionpixels

10.
{
"require": {
"monolog/monolog": “2.0”
}
}
photo: 18millionpixels

11.
{
"require": {
"monolog/monolog": “2.0”
}
}
{
"name": “monolog/monolog”
...
}
photo: 18millionpixels

12.
{
"require": {
"monolog/monolog": “2.0”
}
}
{
"name": “monolog/monolog”
...
}
./composer.json has been updated
Loading composer repositories with package information
Updating dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.
Problem 1
- The requested package monolog/monolog could not be found in any version, there may be a typo in the package name.
Potential causes:
- A typo in the package name
- The package is not available in a stable-enough version according to your minimum-stability setting
see <https://groups.google.com/d/topic/composer-dev/_g3ASeIFlrc/discussion> for more details.
Read <http://getcomposer.org/doc/articles/troubleshooting.md> for further common problems.
Installation failed, reverting ./composer.json to its original content.
photo: 18millionpixels

13.
{
"require": {
"monolog/monolog": “2.0”
}
}
{
"name": “monolog/monolog”
...
}
./composer.json has been updated
Loading composer repositories with package information
Updating dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.
Problem 1
- The requested package monolog/monolog could not be found in any version, there may be a typo in the package name.
Potential causes:
- A typo in the package name
- The package is not available in a stable-enough version according to your minimum-stability setting
see <https://groups.google.com/d/topic/composer-dev/_g3ASeIFlrc/discussion> for more details.
Read <http://getcomposer.org/doc/articles/troubleshooting.md> for further common problems.
Installation failed, reverting ./composer.json to its original content.
___
~1.1
photo: 18millionpixels

14.
{
"require": {
"monolog/monolog": “2.0”
}
}
{
"name": “monolog/monolog”
...
}
./composer.json has been updated
Loading composer repositories with package information
Updating dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.
Problem 1
- The requested package monolog/monolog could not be found in any version, there may be a typo in the package name.
Potential causes:
- A typo in the package name
- The package is not available in a stable-enough version according to your minimum-stability setting
see <https://groups.google.com/d/topic/composer-dev/_g3ASeIFlrc/discussion> for more details.
Read <http://getcomposer.org/doc/articles/troubleshooting.md> for further common problems.
Installation failed, reverting ./composer.json to its original content.
./composer.json has been updated
Loading composer repositories with package information
Updating dependencies (including require-dev)
- Installing psr/log (1.0.0)
Loading from cache
- Installing monolog/monolog (1.11.0)
Downloading: 100%
monolog/monolog suggests installing graylog2/gelf-php (Allow sending log messages to a GrayLog2 server)
[...]
monolog/monolog suggests installing ext-mongo (Allow sending log messages to a MongoDB server)
monolog/monolog suggests installing aws/aws-sdk-php (Allow sending log messages to AWS services like DynamoDB)
monolog/monolog suggests installing rollbar/rollbar (Allow sending log messages to Rollbar)
Writing lock file
Generating autoload files
___
~1.1
photo: 18millionpixels

15.
composer

16.
composercomposer.json

17.
composercomposer.json
composer.lock

18.
composercomposer.json
composer.lock

19.
discovery Packagist
composercomposer.json
composer.lock

20.
discovery sourcePackagist Repository
composercomposer.json
composer.lock

21.
discovery source
installation
Packagist
Vendor
Folder
Repository
composercomposer.json
composer.lock

22.
$ composer init
Library Publisher

23.
$ composer init
Library Publisher
$ composer require <vendor>/<package>
Library Consumer

24.
$ composer require monolog/monolog
Tip

25.
$ composer require monolog/monolog
Tip
Using version ~1.11 for monolog/monolog

26.
Release the @DOHMSRAKEN!!
photo by @rosstuck

27.
Library Publishers
Composer for

28.
Library Publisher Unique vendor names
vendor / package

29.
Library Publisher Unique vendor names
pick your own
unique vendor

30.
Library Publisher Unique vendor names
or join a collective

31.
README
CHANGELOG
LICENSE
Library Publisher What’s in your library?

32.
README
CHANGELOG
LICENSE
Library Publisher What’s in your library?
What problem does it solve?
Usage examples
Install instructions
How can I contribute?

33.
README
CHANGELOG
LICENSE
Library Publisher What’s in your library?
List relevant changes
Make BC breaks prominent
Show examples of how to upgrade
What problem does it solve?
Usage examples
Install instructions
How can I contribute?

34.
README
CHANGELOG
LICENSE
Library Publisher What’s in your library?
List relevant changes
Make BC breaks prominent
Show examples of how to upgrade
Pick one that reflects your values
choosealicense.com can help
What problem does it solve?
Usage examples
Install instructions
How can I contribute?

35.
Library Publisher Semantic Versioning
1 . 2 3.major minor patch

36.
Library Publisher Semantic Versioning
1 . 2 3.major minor patch
Bug Fixes

37.
Library Publisher Semantic Versioning
1 . 2 3.major minor patch
New Features Bug Fixes

38.
Library Publisher Semantic Versioning
1 . 2 3.major minor patch
API / BC
Breaks
New Features Bug Fixes

39.
Library Publisher Tagging
Tag it and Bag it

40.
Library Publisher Tagging
# Simple Tag
$ git tag v1.2.3
# Annotated Tag
$ git tag -a v1.2.3 -m “Description of Release"

41.
Library Publisher “I'm out"
photo: jilliancorinne

42.
Library Publisher “I'm out"

43.
Library Publisher “I'm out"
Click here and provide another

44.
Library Publisher “I'm out"

45.
Library Publisher “I'm out"

46.
Pick the
correct
version
Library Publisher Pick a Version

47.
*the asterisk
Library Publisher Pick a Version

48.
*the asterisk○Library Publisher Pick a Version

49.
~the tilde
Library Publisher Pick a Version

50.
~1.2
>=1.2.0, <2.0.0
Library Publisher Pick a Version

51.
~1.2
>=1.2.0, <2.0.0
Library Publisher Pick a Version

52.
~1.2.3
>=1.2.3, <1.3
Library Publisher Pick a Version

53.
~1.2.3
>=1.2.3, <1.3
Library Publisher Pick a Version

54.
"require": {
"zendframework/zend-stdlib": “2.1.*”,
"zendframework/zend-servicemanager": "2.1.*",
},
“require-dev": {
“phpunit/phpunit": “~3.7”
}
Library Publisher Pick a Version
"require": {
"zendframework/zend-stdlib": “~2.3”,
"zendframework/zend-servicemanager": “~2.3",
},
“require-dev": {
“phpunit/phpunit": “~4”
}
3rd party library
Your application

55.
"require": {
"zendframework/zend-stdlib": “2.1.*”,
"zendframework/zend-servicemanager": "2.1.*",
},
“require-dev": {
“phpunit/phpunit": “~3.7”
}
Library Publisher Pick a Version
"require": {
"zendframework/zend-stdlib": “~2.3”,
"zendframework/zend-servicemanager": “~2.3",
},
“require-dev": {
“phpunit/phpunit": “~4”
}
3rd party library
Your application

56.
"require": {
"zendframework/zend-stdlib": “2.1.*”,
"zendframework/zend-servicemanager": "2.1.*",
},
“require-dev": {
“phpunit/phpunit": “~3.7”
}
Library Publisher Pick a Version
"require": {
"zendframework/zend-stdlib": “~2.3”,
"zendframework/zend-servicemanager": “~2.3",
},
“require-dev": {
“phpunit/phpunit": “~4”
}
3rd party library
Your application

57.
"require": {
"zendframework/zend-stdlib": “2.1.*”,
"zendframework/zend-servicemanager": "2.1.*",
},
“require-dev": {
“phpunit/phpunit": “~3.7”
}
Library Publisher Pick a Version
"require": {
"zendframework/zend-stdlib": “~2.3”,
"zendframework/zend-servicemanager": “~2.3",
},
“require-dev": {
“phpunit/phpunit": “~4”
}
3rd party library
Your application
~2.1

58.
Yo @rdohms, I’m
really happy for you and
I’m gonna let you finish, but
the tilde operator is
totally old news.

59.
^the caret
Library Publisher Pick a Version

60.
1.2.3
>=1.2.3, <2.0.0
Library Publisher Pick a Version
^

61.
1.2.3
>=1.2.3, <2.0.0
Library Publisher Pick a Version
^

62.
0.3.0
>=0.3.0, <0.4.0
Library Publisher Pick a Version
^

63.
0.3.0
>=0.3.0, <0.4.0
Library Publisher Pick a Version
^

64.
0.3.0
>=0.3.0, <0.4.0
Library Publisher Pick a Version
^
Major Version Zero

65.
Library Consumers
Composer for

66.
Library Consumer Install or update?
install or update?

67.
Library Consumer Install or update?
Make sure you have
installed the last
updates from other
developers.
?
install updateor

68.
Library Consumer Install or update?
Make sure you have
installed the last
updates from other
developers.
?
install updateor

69.
Library Consumer Install or update?
Deploying a new
release of your
application to
production.
?
install updateor

70.
Library Consumer Install or update?
Deploying a new
release of your
application to
production.
?
install updateor

71.
Library Consumer Install or update?
Checked out a new
project and want to
start coding.
?
install updateor

72.
Library Consumer Install or update?
Checked out a new
project and want to
start coding.
?
install updateor

73.
Library Consumer Install or update?
Grab new versions for
the dependencies of
your project.
?
install updateor

74.
Library Consumer Install or update?
Grab new versions for
the dependencies of
your project.
?
install updateor

75.
Your application
Public
Repository
Library Consumer Install or update?
composer.lock
composer install
composer update

76.
Your application
Public
Repository
Library Consumer Install or update?
composer.lock
read
composer install
composer update

77.
Your application
Public
Repository
Library Consumer Install or update?
composer.lock
read grab version
composer install
composer update

78.
Your application
Public
Repository
Library Consumer Install or update?
composer.lock
read grab version
check latest compatible release
composer install
composer update

79.
Your application
Public
Repository
Library Consumer Install or update?
composer.lock
read grab version
check latest compatible release
update
composer install
composer update

80.
Library Consumer Install or update?
commit your lock file

81.
Library Consumer Install or update?
$ composer update --lock
Tip

82.
Pick the
correct
version
Library Consumer Version Selection

83.
Library Consumer Version Selection
dev-master

84.
Library Consumer Version Selection

85.
Library Consumer Version Selection

86.
Library Consumer Using forks
found a bug?

87.
Library Consumer Using forks
$ composer install --prefer-source
Tip

88.
Library Consumer Using forks

89.
Library Consumer Using forks
patch it,

90.
Library Consumer Using forks
patch it,
fork it,

91.
Library Consumer Using forks
patch it,
fork it,
push it…

92.
Library Consumer Using forks
patch it,
fork it,
push it…
wait for it.

93.
Library Consumer Using forks
patch it,
fork it,
push it…
wait for it.

94.
Library Consumer Using forks
symfony/symfony

95.
Library Consumer Using forks
symfony/symfony
rdohms/symfony

96.
Library Consumer Using forks
symfony/symfony
rdohms/symfony
"repositories": [
{
"type": "vcs",
"url": "https://github.com/rdohms/symfony"
}
]

97.
Library Consumer Using forks
symfony/symfony
rdohms/symfony
"repositories": [
{
"type": "vcs",
"url": "https://github.com/rdohms/symfony"
}
]

98.
Library Consumer Using forks
Do not put
forked repositories
on packagist

99.
Library Consumer Using forks
"require": {
"symfony/symfony": "dev-my-patch as 2.5.0"
}
Tip

100.
Library Consumer Composer and deployments
Composer
and
production

101.
Library Consumer Composer and deployments
Production
Server
Packagist
Ƙ

102.
Library Consumer Composer and deployments
Production
Server
Packagist
Ƙ
Man in the middle

103.
Library Consumer Composer and deployments
Build Server
Production
Server
Packagist
Ƙ
Man in the middle

104.
Library Consumer Composer and deployments
$ composer install --prefer-dist --no-dev —optimize-autoloader

105.
Library Consumer Composer and deployments
$ composer install --prefer-dist --no-dev —optimize-autoloader

106.
Library Consumer Composer and deployments
$ composer install --prefer-dist --no-dev —optimize-autoloader
Install same versions
Uses information defined in the composer.lock file

107.
Library Consumer Composer and deployments
$ composer install --prefer-dist --no-dev —optimize-autoloader

108.
Library Consumer Composer and deployments
$ composer install --prefer-dist --no-dev —optimize-autoloader
Downloads distribution packages
Can use local cache for previously downloaded
No git required

109.
Library Consumer Composer and deployments
$ composer install --prefer-dist --no-dev —optimize-autoloader

110.
Library Consumer Composer and deployments
$ composer install --prefer-dist --no-dev —optimize-autoloader
Avoids download unnecessary developer libraries

111.
Library Consumer Composer and deployments
$ composer install --prefer-dist --no-dev —optimize-autoloader

112.
Library Consumer Composer and deployments
$ composer install --prefer-dist --no-dev —optimize-autoloader
Generates classmap from PSR-0/4 autoloaders
Speeds up autoloading

113.
Library Consumer Licensing
$ composer licenses
Name: __root__
Version: 1.0.0
Licenses: none
Dependencies:
doctrine/annotations v1.2.1 MIT
doctrine/cache v1.3.1 MIT
doctrine/collections v1.2 MIT
doctrine/common v2.4.2 MIT
doctrine/inflector v1.0 MIT
doctrine/lexer v1.0 MIT
psr/log 1.0.0 MIT
symfony/symfony v2.5.6 MIT
twig/twig v1.16.2 BSD-3-Clause
Tip

114.
Library Consumer Private Packages and Proxy
Satis and Toran

115.
composer PackagistYour application
Public
Repository
Library Consumer Private Packages and Proxy

116.
composer
Packagist
Your application
Public
Repository
Satis / Toran
Private
Repository
proxy
Library Consumer Private Packages and Proxy

117.
Library Consumer Private Packages and Proxy
toranproxy.com
private repos, automatic packagist proxy
and support composer development

118.
Library Consumer Tooling
$ composer require jquery/jquery
How many of you?

119.
Library Consumer Tooling

120.
Library Consumer Tooling

121.
Javascript only Developer
Library Consumer Tooling
my-js-library

122.
Javascript only Developer
Library Consumer Tooling
my-js-library
package.json

123.
Javascript only Developer
Library Consumer Tooling
my-js-library
package.json
bower.json

124.
Javascript only Developer
Library Consumer Tooling
my-js-library
composer.json
package.json
bower.json

125.
Javascript only Developer
Library Consumer Tooling
my-js-library
composer.json
package.json
bower.json
.gemspec

126.
Javascript only Developer
Library Consumer Tooling
my-js-library
composer.json
package.json
bower.json
.gemspec

127.
Library Consumer Tooling

128.
Library Consumer Tooling
Right tool.
Right job.

129.
Library Consumer One last thing
One last thing…

130.
Library Consumer pickle!

131.
Library Consumer pickle!
$ pickle install memcache
https://wiki.php.net/rfc/pickle
https://github.com/FriendsOfPHP/pickle

132.
Thank you.
https://joind.in/13445
https://leanpub.com/
composer-cookbook

133.
Thank you.any questions?
http://slides.doh.ms
http://doh.ms
@rdohms
https://joind.in/13445
https://leanpub.com/
composer-cookbook