Diving In: Practical Tips for Custom Plugin Development

Transcript

1. by Blake Walters at EECI, Austin, TX on October ,

    DIVING IN: PRACTICAL TIPS FOR WRITING CUSTOM PLUGINS

2. EECI HELPED CHANGE HOW I BUILD SITES

3. ‎ New development workflow ‎ Always up-to-date base install ‎

   The template partials approach ‎ Custom add-on development

4. ‎ New development workflow ‎ Always up-to-date base install ‎

   The template partials approach ‎ Custom add-on development

5. ‎ New development workflow ‎ Always up-to-date base install ‎

   The template partials approach ‎ Custom add-on development

6. ‎ New development workflow ‎ Always up-to-date base install ‎

   The template partials approach ‎ Custom add-on development

7. expressionengine.com/user_guide/ CREDITS

8. devot-ee.com CREDITS

9. google.com CREDITS

10. ExpressionEngine Control Panel CREDITS

11. ExpressionEngine Control Panel CREDITS

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13. ‎ It’s notoriously slow [1] ‎ It’s not “user” friendly

    ‎ It’s not at all portable ‎ It locks you into a single parsing stage ‎ It gives you the “I’ll just enable PHP” mindset WHY NOT IN-TEMPLATE PHP? [1] http://www.gregaker.net/2010/oct/28/with-great-power-comes-great-responsibility/

14. ‎ It’s notoriously slow ‎ It’s not “user” friendly ‎

    It’s not at all portable ‎ It locks you into a single parsing stage ‎ It gives you the “I’ll just enable PHP” mindset WHY NOT IN-TEMPLATE PHP?
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16. ‎ It’s notoriously slow ‎ It’s not “user” friendly ‎

    It’s not at all portable ‎ It locks you into a single parsing stage ‎ It gives you the “I’ll just enable PHP” mindset WHY NOT IN-TEMPLATE PHP?

17. ‎ It’s notoriously slow ‎ It’s not “user” friendly ‎

    It’s not at all portable ‎ It locks you into a single parsing stage ‎ It gives you the “I’ll just enable PHP” mindset WHY NOT IN-TEMPLATE PHP?

18. PHP on Input PHP on Output EE Template Tags

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20. ‎ It’s notoriously slow ‎ It’s not “user” friendly ‎

    It’s not at all portable ‎ It locks you into a single parsing stage ‎ It gives you the “I’ll just enable PHP” mindset WHY NOT IN-TEMPLATE PHP?

21. HOW ABOUT BUILDING A CUSTOM PLUGIN?

22. ‎ Flexibility ‎ Readability ‎ Portability ‎ Performance WHY A

    CUSTOM PLUGIN

23. ‎ Flexibility ‎ Readability ‎ Portability ‎ Performance WHY A

    CUSTOM PLUGIN

24. ‎ Flexibility ‎ Readability ‎ Portability ‎ Performance WHY A

    CUSTOM PLUGIN

25. ‎ Flexibility ‎ Readability ‎ Portability ‎ Performance WHY A

    CUSTOM PLUGIN

26. GREAT, BUT WHAT CAN YOU DO WITH IT?

27. Duke Admissions CREDITS

28. Kettler Property Management CREDITS

29. Rumble Games CREDITS

30.   GETTING STARTED

31. BREAKING DOWN THE TEMPLATE TAG

32. {exp:eeci:present style=”keynote” parse=”inward”} Just a little presentation about plugins {/exp:eeci:present}

33. {exp:eeci:present style=”keynote” parse=”inward”} Just a little presentation about plugins {/exp:eeci:present}

34. {exp:eeci:present style=”keynote” parse=”inward”} Just a little presentation about plugins {/exp:eeci:present}

35. {exp:eeci:present style=”keynote” parse=”inward”} Just a little presentation about plugins {/exp:eeci:present}

36. {exp:eeci:present style=”keynote” parse=”inward”} Just a little presentation about plugins {/exp:eeci:present}

37. {exp:eeci:present style=”keynote” parse=”inward”} Just a little presentation about plugins {/exp:eeci:present}

38. {exp:eeci:present style=”keynote” parse=”inward”} Just a little presentation about plugins {/exp:eeci:present}

39. {exp:eeci:present style=”keynote” parse=”inward”} Just a little presentation about plugins {/exp:eeci:present}

40. {exp:eeci:present style=”keynote” parse=”inward”} Just a little presentation about {presentation_title} {/exp:eeci:present}

41. {exp:ce_img:pair src=”{your_custom_field}”} <img src=”{made}” width=”{width}” height=”{height}”/> {/exp:ce_img:pair}

42.   GETTING IT WRITTEN

43. expressionengine.com/user_guide/development/ CREDITS

44. expressionengine.com/user_guide/development/plugins.html CREDITS

45. http://expressionengine.com/user_guide/development/guidelines/general.html CREDITS

46. pkg.io CREDITS

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52. THE SIMPLEST OF PLUGINS

53. {exp:eeci_demo}

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56. PLUGIN METHODS

57. {exp:eeci_demo:say} {exp:eeci_demo:shout}

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60. PASSING PARAMETERS

61. {exp:eeci_demo:say message="Parameters are fun!"}

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64. TAG PAIRS

65. {exp:eeci_demo:shout} Tag pairs aren't bad either {/exp:eeci_demo:shout}

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68. COMPLEX OUTPUT

69. {exp:eeci_demo:feed_info} <h1>{title}</h1> <p> {publish_date} </p> {content} {/exp:eeci_demo:feed_info}

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74. {exp:eeci_demo:feed_info} <h1>{title}</h1> <ul> {authors} <li>{name}</li> {/authors} </ul> <p> {publish_date} </p>

    {content} {/exp:eeci_demo:feed_info}
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77. {exp:eeci_demo:feed_info} <ul> {authors} <li> <p>{name} </p> <p> {tags} {tagname} {/tags}

    </p> </li> {/authors} </ul> {/exp:eeci_demo:feed_info}

78. {exp:eeci_demo:feed_info} <ul> {authors} <li> <p>{name} </p> <p> {tags} {tagname} {/tags}

    </p> </li> {/authors} </ul> {/exp:eeci_demo:feed_info}

79. FIXING THE PARSE ORDER

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83. {exp:eeci_demo:feed_info} {count} {total_results} {switch=”one|two|three”} {/exp:eeci_demo:feed_info}

84. Questions so far?

85.   STEPPING UP YOUR GAME

86. ‎ Project Specific ‎ Abstracted and Stand-Alone PLUGIN ORGANIZATION

87. ‎ Project Specific ‎ Abstracted and Stand-Alone PLUGIN ORGANIZATION

88. BUILT-IN EE CLASSES

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95. exp_channels exp_channel_titles exp_channel_data exp_categories exp_category_posts exp_relationships (exp_playa_relationships)

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98. ‎ CP ‎ Email ‎ File Field ‎ Form Validation

    ‎ Input ‎ Language ‎ Layout A WHOLE BUNCH MORE ‎ Localization ‎ Logger ‎ Security ‎ Table ‎ Typography ‎ URI ‎ XML Parser

99. TAPPING INTO OTHER ADD-ONS

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101. Duke Admissions CREDITS

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103. THE CI IN EECI

104. THE CI IN EECI

105. ‎ Benchmarking ‎ Calendar ‎ Encryption ‎ Image Manipulation ‎

     XML-RPC ‎ Zip Encoding ‎ tons more... CODEIGNITER LIBRARIES/CLASSES
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107. {if “{exp:eeci_demo:is_mobile}” == "true"} You're on a mobile device. {if:else}

     No mobile for you! {/i }
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109. ‎ Array ‎ Cookie ‎ Date ‎ Number ‎ Path

     ‎ URL ‎ tons more... CODEIGNITER HELPERS
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111. {exp:eeci_demo:inflector text="dogs" method="singluar"} {exp:eeci_demo:inflector text="cat" method="plural"} {exp:eeci_demo:inflector text="maybe something to

     camel case" method="camel"} {exp:eeci_demo:inflector text="Combine to a single word" method="underscore"} {exp:eeci_demo:inflector text="maybe_a_url_title" method="human"}
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113. codeigniter.com/user_guide/ CREDITS

114. WHERE TO NOW?

115. Thanks! @markupboy blake@markupboy.com markupboy.com