WordPressと100%GPLのお話

by Chiaki.K

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WordPressͱ  100%GPLͷ͓࿩ #34 WP ZoomUP ৽य़εϖγϟϧ100%GPLςʔϚ࡞ऀେू߹ʂ 2020/1/26 Sun. ͜͏ͷ͖ͪ͋

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WordPressͱ  100%GPLͷ͓࿩ ࣗ ༝ #34 WP ZoomUP ৽य़εϖγϟϧ100%GPLςʔϚ࡞ऀେू߹ʂ 2020/1/26 Sun. ͜͏ͷ͖ͪ͋

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ͦ΋ͦ΋WordPressͬͯ

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ͦ΋ͦ΋WordPressͬͯ Φʔϓϯιʔεͷιϑτ΢ΣΞͰ͢ Φʔϓϯ  ιʔε

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ͦ΋ͦ΋WordPressͬͯ ΦʔϓϯιʔεͳͷͰɺ  ୭Ͱ΋ࣗ༝ʹ࢖ͬͨΓɺ։ൃͨ͠ΓͰ͖·͢ɻ Φʔϓϯ  ιʔε

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ͦ΋ͦ΋WordPressͬͯ ͦͷ͓͔͛Ͱɺ  ੈքதͰࣗ༝ʹ࢖ΘΕͨΓɺ  ੈքதͷਓ͕ࣗ༝ʹ։ൃʹؔΘΔ͜ͱ͕Ͱ͖ΔΑ͏ʹͳ͍ͬͯ·͢ɻ Φʔϓϯ  ιʔε

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ͦ΋ͦ΋WordPressͬͯ Φʔϓϯ  ιʔε GPLͰࣗ༝Λอো ͜ͷࣗ༝͸GPLͱ͍͏΋ͷʹΑͬͯकΒΕ͍ͯ·͢

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ʮδʔɾϐʔɾΤϧʯͱಡΈ·͢ɻ  ͜Ε͸ɺϥΠηϯεͷ໊લͰ͢ɻ GPL

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͜͜ͰͷʮϥΠηϯεʯͱ͸ɺ  ʮஶ࡞ݖΛอ༗͢Δਓʯͱʮ࢖͍͍ͨਓʯͱͷ  ܾ·Γ͝ͱͷ͜ͱͰ͢ɻ GPL

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WordPress͸ɺਖ਼֬ʹ͸  ʮδʔɾϐʔɾΤϧ όʔδϣϯ̎ʯ  ͱ͍͏ϥΠηϯεʹͳΓ·͢ɻ    (or later) ͱ͍͏ͷ͸ɺ͜ΕҎ߱ͷόʔδϣϯ΋OKͱ͍͏ҙຯͰ͢ɻ GPL v2 (or later)

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GPL v2 (or later) ࣮ߦ͢Δ  ࣗ༝ ෳ੡͢Δ  ࣗ༝ վม͢Δ  ࣗ༝ ࠶഑෍  ͢Δ  ࣗ༝ ͜ͷϥΠηϯεʹΑͬͯ  ʮ4ͭͷࣗ༝ʯ͕อো͞Ε͍ͯ·͢

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ͩΕͰ΋WordPressΛ࢖ͬͨΓɺίϐʔΛͨ͠Γɺมߋͨ͠Γɺ  ࠶഑෍Ͱ͖Δࣗ༝͕͋Γ·͢ɻ GPL v2 (or later) ࣮ߦ͢Δ  ࣗ༝ ෳ੡͢Δ  ࣗ༝ վม͢Δ  ࣗ༝ ࠶഑෍  ͢Δ  ࣗ༝

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GPL v2 (or later) ࣮ߦ͢Δ  ࣗ༝ ෳ੡͢Δ  ࣗ༝ վม͢Δ  ࣗ༝ ࠶഑෍  ͢Δ  ࣗ༝ ͜͜Ͱʮ഑෍ʯͱݴ͏ݴ༿͕ग़ͯ͘ΔͷͰ͕͢ɺ  ࢲ͕ͨͪWordPressΛ࢖͏ͱ͖ʹΑ͘ݟ͔͚Δ  ʮ഑෍ʯʹͲΜͳ΋ͷ͕͋Δͷ͔ΛݟͯΈ·͠ΐ͏ɻ ഑෍?

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഑෍ͬͯ? WordPress  ຊମ ϓϥάΠϯ ςʔϚ

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഑෍ͬͯ? WordPress͸ຊମʹՃ͑ͯɺ  ༷ʑͳػೳΛ௥ՃͰ͖ΔʮϓϥάΠϯʯ΍  ݟͨ໨Λ޷͖ʹணͤସ͑ΒΕΔʮςʔϚʯͱ͍ͬͨ  ʮ೿ੜ෺ʯ͕͋Γ·͢ ϓϥάΠϯ ςʔϚ WordPress  ຊମ

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഑෍ͬͯ? ͜ΕΒ೿ੜ෺Ͱ͋ΔʮϓϥάΠϯʯ΍ʮςʔϚʯʹ͍ͭͯ΋ɺ  ୭Ͱ΋։ൃ͠ɺ഑෍͢Δࣗ༝͕͋Γ·͢ɻ ϓϥάΠϯ ςʔϚ WordPress  ຊମ

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഑෍ͬͯ? ࣗ෼Ͱ։ൃͨ͠ʮϓϥάΠϯʯ΍ʮςʔϚʯΛɺ  ੈքதͷਓʹ഑෍͍ͨ͠৔߹ɺ ϓϥάΠϯ ςʔϚ ࡞ͬͨʂ  ΈΜͳʹ  ഑෍͍ͨ͠ WordPress  ຊମ

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WordPressͷ೿ੜ෺ͱͯ͠ɺϓϥάΠϯ΋ςʔϚ΋ɺ  ຊମͱಉ͡ GPL v2 ΋͘͠͸   GPL v2 ͱޓ׵ੑ͕͋ΔϥΠηϯεΛ࠾୒͢Δඞཁ͕͋Γ·͢ɻ ϓϥάΠϯ ςʔϚ GPL v2 GPL v2 GPL v2 WordPress  ຊମ

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ϓϥάΠϯ ςʔϚ GPL v2 GPL v2 GPL v2 ͭ·ΓʮGPLʯͬͯɺ WordPress  ຊମ

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ϓϥάΠϯ ςʔϚ GPL v2 GPL v2 GPL v2 ͭ·ΓʮGPLʯͬͯɺ  ഑෍ͷ࣌ʹͦ͜ॏཁʹͳΔ  ΋ͷͳΜͰ͢Ͷɻ WordPress  ຊମ

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ͦΕ͡Ό͋࣍ʹ… 100%ͷGPLͱ͍͏΋ͷ͸Կͳͷ͔ʁ  Λɺݟͯߦ͖·͠ΐ͏ɻ 100%GPL

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100%GPLͱ͸ʁ ഑෍͞Ε͍ͯΔςʔϚ΍ϓϥάΠϯʹؚ·ΕΔσʔλʹ͸ɺ ഑෍ςʔϚɾϓϥάΠϯ

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100%GPLͱ͸ʁ WordPressຊମͱ࿈ಈ͢ΔPHPͱ͍͏ϑΝΠϧ΍ɺ  ͞·͟·ͳಈ͖Λ੍ޚͰ͖ΔJavaScriptɺ PHP JS ഑෍ςʔϚɾϓϥάΠϯ

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100%GPLͱ͸ʁ ݟͨ໨Λ੍ޚ͢ΔͨΊͷɺ  CSSɺը૾ϑΝΠϧͳͲ͕͋Γ·͢ɻ ΞΠίϯ  ϑΥϯτ  Ի੠  …ͳͲ PHP CSS JS ը૾ ഑෍ςʔϚɾϓϥάΠϯ

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100%GPLͱ͸ʁ ͜ͷ͏ͪɺWordPressຊମͷPHPͷؔ਺΍APIΛ࢖͍ͬͯΔϑΝΠϧ͸ɺ  GPLͷܾ·Γ͝ͱͱͯ͠ɺ೿ੜ෺ʢͦΕΛ΋ͱʹͯ͠࡞੒ͨ͠΋ͷɺ  ͦΕͱ࿈ಈͤͯ͞ಈ͘΋ͷʣ͸ඞવతʹʮGPLʯͱͳΓ·͢ɻ WordPressຊମͱ࿈ಈ PHP JS ഑෍ςʔϚɾϓϥάΠϯ GPL ΞΠίϯ  ϑΥϯτ  Ի੠  …ͳͲ CSS ը૾

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100%GPLͱ͸ʁ ҰํͰɺWordPressຊମͱ͸࿈ಈ͠ͳ͍  CSS΍ը૾ͳͲͷʮ࡞ऀಠࣗͷϑΝΠϧʯʹ͍ͭͯ͸ɺ  ʮ࡞ऀͷҙ޲ʯʹΑͬͯGPLʹ͢Δ͔Ͳ͏͔ΛܾΊΔ͜ͱ͕Ͱ͖·͢ɻ WordPressຊମͱ࿈ಈ PHP CSS JS ը૾ ഑෍ςʔϚɾϓϥάΠϯ ࡞ऀಠࣗͷϑΝΠϧ GPL GPLʁ JS

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100%GPLͱ͸ʁ GPLҎ֎ͷϥΠηϯεΛબ୒͢Δ৔߹ɺ  ʮεϓϦοτʢ෼ׂʣϥΠηϯεʯͱͳΓɺ  ഑෍σʔλͷதʹ̎छྨͷϥΠηϯε͕ଘࡏ͢Δ͜ͱʹͳΓ·͢ɻ WordPressຊମͱ࿈ಈ PHP CSS JS ը૾ ഑෍ςʔϚɾϓϥάΠϯ ࡞ऀಠࣗͷϑΝΠϧ GPL JS GPLҎ֎

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100%GPLͱ͸ʁ ʮεϓϦοτʢ෼ׂʣϥΠηϯεʯͰ͋ͬͯ΋ɺ  4ͭͷࣗ༝͕कΒΕΔʮGPLޓ׵ʯͷϥΠηϯεͰ͋Ε͹ɺ  100%GPLʹ૬౰͢ΔͷͰ͕͢ɺ WordPressຊମͱ࿈ಈ PHP CSS JS ը૾ ഑෍ςʔϚɾϓϥάΠϯ ࡞ऀಠࣗͷϑΝΠϧ GPL JS GPLޓ׵

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100%GPLͱ͸ʁ ΋͠ɺ࡞ऀಠࣗͷϑΝΠϧʹ͍ͭͯ  GPLʢ·ͨ͸GPLޓ׵ʣ͕એݴ͞Ε͍ͯͳ͍৔߹ɺ  100%GPLͱ͸ݴ͑·ͤΜɻ WordPressຊମͱ࿈ಈ PHP CSS JS ը૾ ഑෍ςʔϚɾϓϥάΠϯ ࡞ऀಠࣗͷϑΝΠϧ GPL GPL(ޓ׵)͡Όͳ͍ JS

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100%GPLͱ͸ʁ ͦͯ͠ɺɹɹɹ͜ͷGPLͷϑΝΠϧΛؚΜͩ··ɺ  શͯͷϑΝΠϧΛʮ࠶഑෍ېࢭʯͱએݴ͢ΔͳͲͰɺ  ʮ4ͭͷࣗ༝ʯʹ੍ݶΛՃ͑ͨ഑෍Λͯ͠͠·͏ͱɺ  ϥΠηϯεҧ൓ʹͳΓ·͢ɻ WordPressຊମͱ࿈ಈ PHP CSS JS ը૾ ഑෍ςʔϚɾϓϥάΠϯ ࡞ऀಠࣗͷϑΝΠϧ GPL JS GPL(ޓ׵)͡Όͳ͍

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࣮ߦ͢Δ  ࣗ༝ ෳ੡͢Δ  ࣗ༝ վม͢Δ  ࣗ༝ ࠶഑෍  ͢Δ  ࣗ༝ ͜ͷΑ͏ʹɺεϓϦοτϥΠηϯεͰ΋GPLޓ׵Ͱ͸ͳ͔ͬͨΓɺ  ϥΠηϯεҧ൓Ͱ͋ͬͨΓ͢ΔϓϥάΠϯ΍ςʔϚ͸ɺ  ʮ100%GPLʯʹ૬౰ͤͣɺ  WordPressͷࣗ༝ͷߟ͑ํͱ͸૬൓͢Δ͜ͱʹͳΓ·͢ɻ 100%GPLͱ͸ʁ

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WordPressຊମͱ࿈ಈ PHP CSS JS ը૾ ഑෍ςʔϚɾϓϥάΠϯ ࡞ऀಠࣗͷϑΝΠϧ JS 100%GPL 100%GPLͱ͸ʁ ͜ͷͨΊWordPressίϛϡχςΟ͸ɺ  ͢΂ͯͷϑΝΠϧΛGPLʢ·ͨ͸GPLޓ׵ʣͱͯ͠഑෍͢Δ  ʮ100%GPLʯΛ ਪ঑͍ͯ͠·͢ɻ

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100%GPL 100%GPL͸๏཯Ͱ͸ͳ͍ͷͰɺकΒͳͯ͘΋േଇ͸͋Γ·ͤΜɻ

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100%GPL͸๏཯Ͱ͸ͳ͍ͷͰɺकΒͳͯ͘΋േଇ͸͋Γ·ͤΜɻ    ࣮ࡍͷͱ͜ΖɺੈքதͰ100%GPLͰ͸ͳ͍  ςʔϚ΍ϓϥάΠϯͨ͘͞Μଘࡏ͍ͯ͠·͢ɻ 100%GPL

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100%GPL ʮ100%GPLςʔϚͷ࡞ऀʯͱ͍͏ͷ͸ɺ  േଇ͕ͳ͍ʹ΋ؔΘΒͣɺWordPressͷߟ͑ํʹࢍಉ͠ɺ  4ͭͷࣗ༝Λอোͨ͠100%GPLͷςʔϚΛ  ։ൃɾ഑෍͍ͯ͠Δਓͨͪͷ͜ͱͰ͢ɻ ࣮ߦ͢Δ  ࣗ༝ ෳ੡͢Δ  ࣗ༝ վม͢Δ  ࣗ༝ ࠶഑෍  ͢Δ  ࣗ༝

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100%GPL ਺গͳ͍೔ຊਓͷ100%GPLͷςʔϚ࡞ऀ͞Μ͕  ࠓճ͸5ਓ΋ू·ͬͯ͘Ε·ͨ͠ɻ  ͳ͔ͳ͔ɺ͍͢͜͝ͱͰ͢ΑͶʂ ࣮ߦ͢Δ  ࣗ༝ ෳ੡͢Δ  ࣗ༝ վม͢Δ  ࣗ༝ ࠶഑෍  ͢Δ  ࣗ༝

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100%GPLͱ  WordPressίϛϡχςΟ ΋͏গ͠ิ଍

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100%GPLΛकΒͳͯ͘΋๏཯ҧ൓Ͱ͸ͳ͍ͷͰേଇ͸ͳ͍ɺ  ͱ͍͏͜ͱͳͷͰ͕͢ɺͦͷ͔ΘΓʹɺ  WordPressͷίϛϡχςΟ׆ಈͰ͸੍ݶΛड͚·͢ɻ 100%GPL

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100%GPLͰ͸ͳ͍ςʔϚ΍ϓϥάΠϯΛ  ։ൃɾൢചɾ഑෍͍ͯ͠Δݸਓ΍اۀ͸ɺ  WordPressެࣜͷ Meetup ΍ WordCamp ʹ͓͍ͯɺ  ొஃऀɾεϙϯαʔɾελοϑͱͯ͠ࢀՃ͢Δ͜ͱ͸Ͱ͖ͳ͍  ϧʔϧʹͳ͍ͬͯ·͢ɻ  ʢҰൠࢀՃऀͱͯ͠ࢀՃ͢Δ͜ͱ͸Ͱ͖·͢ɻʣ 100%GPL

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WP ZoomUP͸ɺ  WordPressͷެࣜͷษڧձͰ͸͋Γ·ͤΜ͕ɺ  ެࣜͷߟ͑ʹԊͬͨӡӦΛ͍ͯ͠·͢ɻ 100%GPL

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ͦ͜Ͱɺ  100%GPLΛԠԉ͢ΔྲྀΕͷҰ෦ʹͳΔ΂͘ɺ  ࠓճ100%GPLςʔϚ࡞ऀ͞ΜΛ͓ܴ͑ͯ͠ͷ  ΠϕϯτΛ։࠵͢Δ͜ͱʹ͍ͨ͠·ͨ͠ʂ 100%GPL

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WordPressͱ  100%GPL ͷ͓࿩ #34 WP ZoomUP ৽य़εϖγϟϧ 100%GPLςʔϚ࡞ऀେू߹ʂ ຊฤΛָ͠ΜͰ͍ͩ͘͞ʂ 100%GPL

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ʮ100%GPLʯʹ͍ͭͯࢀߟʹ͍͍ͤͯͨͩͨ͞  αΠτɾεϥΠυ͸ͪ͜Β ● ʮ100% GPLʯͱ͸ - WordPress.org೔ຊޠ https://ja.wordpress.org/about/license/100-percent-gpl/ ● WordPressͷςʔϚΛબͿ࣌ɺͪΐͬͱߟ͑ͯ΄͍͠ϥΠηϯεͱίϛϡχςΟͷ࿩ - σβΠφʔͷΠϥετϊʔτ https://in.spicagraph.com/other/wp-theme/ ● ඇ100ˋGPL༗ྉςʔϚ͔ΒͷҠߦΩϟϯϖʔϯΛ͓͜ͳ͍·͢ʂ - Snow Monkey theme https://snow-monkey.2inc.org/campaign-100gpl/ ● 100% GPLϥΠηϯεʹ͍ͭͯ - Toro_Unit https://torounit.com/blog/2018/04/17/4214/ ● GPL: WordPress 4ͭͷࣗ༝ͱ ϏδωεϞσϧ / WordCamp Tokyo 2015 ߨԋεϥΠυ - Shinichi Nishikawa https://www.slideshare.net/NSKW/gpl-wordpress-4-wordcamp-tokyo-2015 ● WordCamp Kansai 2015 ࣮ߦҕһ޲͚ GPLษڧձ | GPL study sessions for WordCamp Kansai 2015 organizers - Junko Nukaga https://www.slideshare.net/nukaga/gpl-study-sessions-for-word-camp-kansai-2015-organizers ● WordPress ςʔϚ/ϓϥάΠϯͷϥΠηϯεʹؔͯ͠Α͘Έ͔͚Δޡղ - Snow Monkey theme  https://snow-monkey.2inc.org/2018/12/02/wordpress-license/ And SPECIAL THANKS to WP ZoomUP Organisers!