1. v
Simplify your external
dependency management

2. Simplify your ext. dependency management
About me
 Stephan Hochdörfer, bitExpert AG
 Department Manager Research Labs
 enjoying PHP since 1999
 S.Hochdoerfer@bitExpert.de
 @shochdoerfer

3. Simplify your ext. dependency management
Dependencies?

4. Simplify your ext. dependency management
Dependencies?
internal external
Dependencies Dependencies

5. Simplify your ext. dependency management
Dependencies?
external
Dependencies
Extensions
Systemtools
Frameworks
Libs

6. Simplify your ext. dependency management
Our first project....

7. Simplify your ext. dependency management
Our first project....
+

8. Simplify your ext. dependency management
Our first project – the structure
yourpoject
|-application
|-library
|---Facebook
|---Zend
|-public
|---js
|---css
|-tests

9. Simplify your ext. dependency management
Maintenance nightmare!

10. Simplify your ext. dependency management
Version control, anyone?

11. Simplify your ext. dependency management
Subversion – svn:externals

12. Simplify your ext. dependency management
Git - Submodules

13. Simplify your ext. dependency management
Git - Subtree

14. Simplify your ext. dependency management
Recap
No overview of dependency
configuration

15. Simplify your ext. dependency management
Recap
Externals must be of the same type
as the repository!

16. Simplify your ext. dependency management
Recap
Commiting to Externals is possible!

17. Simplify your ext. dependency management
Insight
You cannot control
dependencies with a VCS!

18. Simplify your ext. dependency management
Insight
A VCS is not made for
dependency management!

19. Simplify your ext. dependency management
Requirements first!

20. Simplify your ext. dependency management
Do not hide dependency metadata!

21. Simplify your ext. dependency management
Transitive dependencies

22. Simplify your ext. dependency management
Do not reinvent the wheel
v

23. Simplify your ext. dependency management
Separation from VCS

24. Simplify your ext. dependency management
Mind change: Build process needed!

25. Simplify your ext. dependency management
Step 1: Building the build

26. Simplify your ext. dependency management
Step 2: Package the software

27. Simplify your ext. dependency management
Step 3: Deliver the software

28. Simplify your ext. dependency management
Build automation

29. Simplify your ext. dependency management
Build automation

30. Simplify your ext. dependency management
Build automation with Phing
<?xml version="1.0" encoding="UTF-8"?>
<project name="MyProject" default="build">
<target name="prepare">
<echo msg="Creating dir ./build" />
<mkdir dir="./build" />
</target>
<target name="build" depends="prepare">
<echo msg="Copying files..." />
<copy file="./info.php"
tofile="./build/info.php" />
</target>
</project>

31. Simplify your ext. dependency management
Build automation with pear

32. Simplify your ext. dependency management
Build automation with pear pantr
pantr = project-based PEAR installer

33. Simplify your ext. dependency management
Build automation with pantr
1. pantr pear:init lib

34. Simplify your ext. dependency management
Build automation with pantr
2. pantr pear:channel-discover
pear.pagosoft.com

35. Simplify your ext. dependency management
Build automation with pantr
3. pantr pear:install pgs/parser

36. Simplify your ext. dependency management
Packaging

37. Simplify your ext. dependency management
*nix packages – 4 steps to enlightenment

38. Simplify your ext. dependency management
*nix packages – 4 steps to enlightenment
1. Create directory yourproject-0.0.1

39. Simplify your ext. dependency management
*nix packages – 4 steps to enlightenment
2. dh_make –createorig -s

40. Simplify your ext. dependency management
*nix packages – 4 steps to enlightenment
3. Add a Makefile

41. Simplify your ext. dependency management
*nix packages – 4 steps to enlightenment
BINDIR = $(DESTDIR)/usr/bin
clean:
install:
mkdir -p $(BINDIR)
cp info.php $(BINDIR)
uninstall:
rm -f $(BINDIR)/info.php

42. Simplify your ext. dependency management
*nix packages – 4 steps to enlightenment
4. fakeroot debian/rules binary

43. Simplify your ext. dependency management
*nix packages – Dependencies?

44. Simplify your ext. dependency management
*nix packages – Dependencies?
Add them to debian/control file

45. Simplify your ext. dependency management
*nix packages – Dependencies?
Source: yourproject
Section: unknown
Priority: extra
Maintainer: Stephan Hochdoerfer
Build-Depends: debhelper (>= 7.0.50~)
Standards-Version: 3.8.4
Package: yourproject
Architecture: any
Depends: php5-cgi php5-mysql
Description: yourproject short description
long description...

46. Simplify your ext. dependency management
PEAR package – 3 steps to enlightenment

47. Simplify your ext. dependency management
PEAR package – 3 steps to enlightenment
1. Create directory yourproject-0.0.1

48. Simplify your ext. dependency management
PEAR package – 3 steps to enlightenment
2. Create package.xml

49. Simplify your ext. dependency management
PEAR package – 3 steps to enlightenment
<?xml version="1.0" encoding="UTF-8"?>
<package packagerversion="1.8.0" version="2.0">
<name>Yourapp</name>
<channel>pear.yourapp.com</channel>
<summary>Yourapp summary</summary>
<description>Yourapp description.</description>
<lead>
<name>Stephan Hochdoerfer</name>
<user>sh</user>
<email>S.Hochdoerfer@bitExpert.de</email>
<active>yes</active>
</lead>
<date>2009-10-18</date>
<time>16:00:00</time>
<version>
<release>0.9.0</release>

50. Simplify your ext. dependency management
PEAR package – 3 steps to enlightenment
<dependencies>
<required>
<php>
<min>5.0.0</min>
</php>
<pearinstaller>
<min>1.4.0</min>
</pearinstaller>
</required>
</dependencies>
<phprelease />
</package>

51. Simplify your ext. dependency management
PEAR package – 3 steps to enlightenment
3. pear package

52. Simplify your ext. dependency management
How to deliver the packages?

53. Simplify your ext. dependency management
How to deliver the packages?
*nix repository vs. PEAR server

54. Simplify your ext. dependency management
How to deliver the packages?
pearhub, pearfarm, openPear

55. Simplify your ext. dependency management
How to deliver the packages?
PEAR Proxy needed?

56. Simplify your ext. dependency management
Missing the glue!

57. Simplify your ext. dependency management
Java anyone?

58. Simplify your ext. dependency management
Maven – a project management tool

59. Simplify your ext. dependency management
Maven
Goal: Standardization

60. Simplify your ext. dependency management
Maven Lifecycle
archetype

61. Simplify your ext. dependency management
Maven Lifecycle
archetype
validate

62. Simplify your ext. dependency management
Maven Lifecycle
archetype
validate
compile

63. Simplify your ext. dependency management
Maven Lifecycle
archetype
validate
compile
test

64. Simplify your ext. dependency management
Maven Lifecycle
archetype
validate
compile
test
package

65. Simplify your ext. dependency management
Maven Lifecycle
archetype
validate
compile
test
integration-test package

66. Simplify your ext. dependency management
Maven Lifecycle
archetype
validate
compile
verify test
integration-test package

67. Simplify your ext. dependency management
Maven Lifecycle
archetype
validate
install compile
verify test
integration-test package

68. Simplify your ext. dependency management
Maven Lifecycle
archetype
deploy validate
install compile
verify test
integration-test package

69. Simplify your ext. dependency management
Maven - Project Object Model
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
http://maven.apache.org/maven-v4_0_0.xsd">
<groupId>com.acme</groupId>
<artifactId>myproject</artifactId>
<packaging>jar</packaging>
<version>0.0.1-SNAPSHOT</version>
<name>My project</name>
</project>

70. Simplify your ext. dependency management
Maven - Dependencies
<dependencies>
<dependency>
<groupId>com.zend</groupId>
<artifactId>framework</artifactId>
<version>1.11.6-SNAPSHOT</version>
<type>jar</type>
<scope>compile</scope>
</dependency>
</dependencies>

71. Simplify your ext. dependency management
Maven Beginners guide
Maven for PHP?

72. Simplify your ext. dependency management
Maven Beginners guide
1. Download & install Maven

73. Simplify your ext. dependency management
Maven Beginners guide
2. Edit settings.xml to add
PHP for Maven repository

74. Simplify your ext. dependency management
Maven Beginners guide
<pluginRepository>
<id>release-repo1.php-maven.org</id>
<name>PHP-Maven 2 Release Repository</name>
<url>http://repo1.php-maven.org/release</url>
<releases>
<enabled>true</enabled>
</releases>
</pluginRepository>

75. Simplify your ext. dependency management
Maven Beginners guide
3. Create new Maven project

76. Simplify your ext. dependency management
Maven Beginners guide
mvn archetype:generate
-DarchetypeGroupId=org.phpmaven
-DarchetypeArtifactId=php5-lib-archetype
-DarchetypeVersion=1.1
-DgroupId=org.yourproject
-DartifactId=appname

77. Simplify your ext. dependency management
Maven Beginners guide
2. Deploy your project

78. Simplify your ext. dependency management
Maven Beginners guide
mvn deploy

79. Simplify your ext. dependency management
Maven Bonus points
Can act as a proxy!

80. Simplify your ext. dependency management
Maven Bonus points
Plugins, Plugins, Plugins,...

81. Simplify your ext. dependency management
Maven Bonus points
Automatic release management

82. Simplify your ext. dependency management
Maven Bonus points
Automatic deployment

83. Simplify your ext. dependency management
Maven Bonus points
Build profiles

84. Simplify your ext. dependency management
Maven Bonus points
IDE support, e.g. Eclipse,
Netbeans,...

85. http://joind.in/3232

86. Simplify your ext. dependency management
Image Credits
http://www.sxc.hu/photo/1092493
http://www.sxc.hu/photo/910278
http://www.sxc.hu/photo/766748