1. ã¯ããã«
Webæè¡ãé²åãç¶ããçŸä»£ãç§ãã¡ã®æ¥åžžç掻ã«ã¯å€ãã®WebãµãŒãã¹ãã¢ããªã±ãŒã·ã§ã³ãæ¬ ãããªããªã£ãŠããŸããããã§ã¯ããããã®WebãµãŒãã¹ãã¢ããªã±ãŒã·ã§ã³ã¯ã©ã®ããã«ããŠäœãããã®ã§ããããã
1.1 Webéçºãšã¯ïŒ
Webéçºãšã¯ãã€ã³ã¿ãŒãããäžã§åäœãããŠã§ããµã€ããã¢ããªã±ãŒã·ã§ã³ãäœæããããã»ã¹ãæããŸããããã«ã¯ãããã³ããšã³ãïŒãŠãŒã¶ãŒãçŽæ¥è§ŠããéšåïŒãšããã¯ãšã³ãïŒãµãŒããŒãµã€ãã§ã®åŠçãããŒã¿ããŒã¹ç®¡çïŒã®äž¡æ¹ã®éçºãå«ãŸããŸããäŸãã°ããªã³ã©ã€ã³ã·ã§ããã³ã°ãµã€ããSNSããã¥ãŒã¹ãµã€ããªã©ãç§ãã¡ãæ®æ®µå©çšããå€ãã®ãµãŒãã¹ã¯Webéçºã®ææç©ãšèšããã§ãããã
1.2 ãã¬ãŒã ã¯ãŒã¯ã®åœ¹å²
Webéçºãé²ããäžã§ããã¬ãŒã ã¯ãŒã¯ã¯éåžžã«éèŠãªåœ¹å²ãæãããŸãããã¬ãŒã ã¯ãŒã¯ãšã¯ãç¹å®ã®ããã°ã©ã ãå¹ççã«äœæããããã®åºç€ãæ©èœãæäŸããããŒã«ã®ããšãæããŸããå ·äœçã«ã¯ããã¬ãŒã ã¯ãŒã¯ã䜿çšããããšã§ãã»ãã¥ãªãã£ã®åŒ·åãããŒã¿ããŒã¹ã®æäœãUIã®æ§ç¯ãªã©ãå€ãã®äžè¬çãªã¿ã¹ã¯ãå¹çããããããŠå®å šã«è¡ãããšãå¯èœãšãªããŸãã
1.3 ãã®èšäºã®ç®ç
ãã®èšäºã§ã¯ãPythonèšèªãå©çšããWebéçºã«ããããã¬ãŒã ã¯ãŒã¯ã®æŽ»çšæ¹æ³ãšãã®ã¡ãªããã«çŠç¹ãåœãŠãŠè§£èª¬ããŠãããŸããPythonã¯ãã®æ軜ãã匷åãªã©ã€ãã©ãªã®ãµããŒããªã©ã§ãå€ãã®éçºè ããæãããŠããŸããPythonã§ã®WebéçºãåŠã³ããããŸãã¯ãã®ã¡ãªãããæ·±ãç¥ããããšããæ¹ã ã«ããã®èšäºãäžå©ãšãªãã°å¹žãã§ãã
2. PythonãšWebéçº
è¿å¹ŽãPythonã¯Webéçºã®åéã§éåžžã«äººæ°ãé«ãŸã£ãŠããŸããããããäœãPythonãWebéçºã«ãããéžæè¢ãšããŠé åçã«ããŠããã®ã§ããããããã®ã»ã¯ã·ã§ã³ã§ã¯ãPythonã®åºæ¬çãªç¹åŸŽãšããããWebéçºã®ã³ã³ããã¹ãã§ã©ã®ããã«åœ¹ç«ã€ã®ãã詳ããæ¢ããŸãã
2.1 Pythonã®ç¹åŸŽ
Pythonã¯ãã·ã³ãã«ã§èªã¿ãããã³ãŒãã匷調ããããã°ã©ãã³ã°èšèªãšããŠç¥ãããŠããŸãããã®ã·ã³ãã«ãã¯ãã³ãŒãã®å¯èªæ§ãé«ãããã°ã®çºçãªã¹ã¯ãæžå°ãããŸãããŸããPythonã¯å€ãã®åŒ·åãªã©ã€ãã©ãªãšãã¬ãŒã ã¯ãŒã¯ãåããŠãããããã«ããæ§ã ãªã¢ããªã±ãŒã·ã§ã³ã®éçºã容æã«ãªããŸãã
2.2 PythonãWebéçºã«é©ããŠããçç±
Pythonã¯ãWebéçºã«ç¹æã®ããã€ãã®èª²é¡ã«å¹æçã«å¯ŸåŠããããšãã§ããŸãããŸããPythonã®ã³ãŒãã®èªã¿ãããã¯ãããŒã ã§ã®éçºãã¹ã ãŒãºã«é²ããäžã§å€§ããªå©ç¹ãšãªããŸãããŸããPythonã®æã€è±å¯ãªã©ã€ãã©ãªãšãã¬ãŒã ã¯ãŒã¯ã¯ãããŒã¿ããŒã¹ã®æ¥ç¶ãããŠãŒã¶ãŒã€ã³ã¿ãŒãã§ãŒã¹ã®èšèšãŸã§ãWebéçºã®ããããã¹ããŒãžããµããŒãããŸããããã«ãããPythonãçšããããšã§ãçæéã§å ç¢ãªWebã¢ããªã±ãŒã·ã§ã³ãæ§ç¯ããããšãå¯èœãšãªãã®ã§ãã
3. ãã¬ãŒã ã¯ãŒã¯ã®ã¡ãªãã
ããã°ã©ãã³ã°ã®äžçã§ã¯ããã¬ãŒã ã¯ãŒã¯ãããããå€ãã®ã¡ãªãããèªèãããŠããŸããç¹ã«ãWebéçºã®åéã§ã¯ããã¬ãŒã ã¯ãŒã¯ã掻çšããããšã§å¹ççãªãããžã§ã¯ãé²è¡ãšå質ã®é«ãææç©ãæåŸ ãããŸãã以äžã§ã¯ããã¬ãŒã ã¯ãŒã¯ãæäŸããäž»ãªã¡ãªããã«ã€ããŠè©³ããæ¢ããŸãã
3.1 éçºé床ã®åäž
ãã¬ãŒã ã¯ãŒã¯ã䜿çšããæã倧ããªã¡ãªããã®äžã€ã¯ãéçºé床ã®åäžã§ããå€ãã®ãã¬ãŒã ã¯ãŒã¯ã¯ãæ¢ã«æ§ç¯ãããã³ã³ããŒãã³ããã¢ãžã¥ãŒã«ãæäŸããããšã§ãäžããå šãŠãã³ãŒãã£ã³ã°ããå¿ èŠããªããªããŸããããã«ãããéçºè ã¯äž»èŠãªæ©èœã®å®è£ ã«éäžããããšãã§ãããããžã§ã¯ãã®é²è¡ãå€§å¹ ã«ã¹ããŒãã¢ããããŸãã
3.2 å®å šæ§ã®åŒ·å
ã»ãã¥ãªãã£ã¯ãWebã¢ããªã±ãŒã·ã§ã³ã®éçºã«ãããŠéèŠãªèæ ®äºé ã®äžã€ã§ããå€ãã®ãã¬ãŒã ã¯ãŒã¯ã¯ãå®å šæ§ãéèŠããèšèšããªãããŠãããè匱æ§ãžã®å¯ŸçãæœãããŠããŸãããã®ãããªãã¬ãŒã ã¯ãŒã¯ãå©çšããããšã§ãã»ãã¥ãªãã£ãªã¹ã¯ãæå°éã«æããããšãã§ããŸãã
3.3 åå©çšå¯èœãªã³ãŒãã®ä¿é²
ãã¬ãŒã ã¯ãŒã¯ã®æ¡çšã«ãããéçºè ã¯åå©çšå¯èœãªã³ãŒããäœæãããããªããŸããç¹ã«ãã¢ãžã¥ãŒã«æ§ã®é«ããã¬ãŒã ã¯ãŒã¯ã§ã¯ãäžåºŠæžãããã³ãŒããæ©èœãä»ã®ãããžã§ã¯ãã§ãç°¡åã«é©çšããããšãã§ããŸããããã«ãããäžè²«æ§ã®ããå質ãšå¹çæ§ãå®çŸããããšãå¯èœãšãªããŸãã
3.4 ã³ãã¥ããã£ãµããŒãã®è±å¯ã
å€ãã®äººæ°ã®ãããã¬ãŒã ã¯ãŒã¯ã«ã¯ã掻çºãªã³ãã¥ããã£ãååšããŸãããã®ã³ãã¥ããã£ã«ãã£ãŠã質åããã©ãã«ã·ã¥ãŒãã£ã³ã°ã«é¢ãããµããŒããæäŸãããããšãå€ãã§ãããŸããã³ãã¥ããã£ããã®ãã£ãŒãããã¯ãæ¡åŒµæ©èœã®ææ¡ãªã©ããã¬ãŒã ã¯ãŒã¯ã®é²åãšåäžã«ãå¯äžããŠããŸãã
4. Pythonã®äž»èŠãªWebãã¬ãŒã ã¯ãŒã¯
Pythonã¯ããã®ç°¡æœããšåŒ·åãªæ©èœããå€ãã®éçºè ã«æãããŠããŸãããã®ã»ã¯ã·ã§ã³ã§ã¯ãPythonã䜿çšããŠWebéçºãè¡ãããã®äž»èŠãªãã¬ãŒã ã¯ãŒã¯ãDjangoãFlaskããããŠFastAPIã«ã€ããŠè§£èª¬ããŸãã
4.1 Djangoã®æŠèŠ
Djangoã¯ã“Webãã¬ãŒã ã¯ãŒã¯ã®ç槔ãšã称ããããéåžžã«äººæ°ã®é«ããã¬ãŒã ã¯ãŒã¯ã§ããMVCã¢ãŒããã¯ãã£ãåºã«ããŠãããããŒã¿ããŒã¹ã®æäœããURLã«ãŒãã£ã³ã°ããã³ãã¬ãŒããšã³ãžã³ãŸã§ãäžéãã®æ©èœãåããŠããŸãããã®å šå æ¬çãªç¹æ§ã«ãããåããŠWebéçºãè¡ã人ã§ããè¿ éã«é«å質ãªã¢ããªã±ãŒã·ã§ã³ãæ§ç¯ããããšãã§ããŸãã
4.2 Flaskã®æŠèŠ
Flaskã¯ã軜éã§ãããªããé«ãæè»æ§ãæã€ãã€ã¯ããã¬ãŒã ã¯ãŒã¯ãšããŠç¥ãããŠããŸããDjangoãšã¯ç°ãªããFlaskã¯æå°éã®æ©èœããæäŸããŠããŸãããããã®åèªç±åºŠãé«ããå¿ èŠãªæ¡åŒµæ©èœãè¿œå ããããšã§ã«ã¹ã¿ãã€ãºå¯èœã§ããããã«ããã现ããèŠä»¶ã«åãããŠWebã¢ããªã±ãŒã·ã§ã³ãäœæããããšãã§ããŸãã
4.3 FastAPIã®æŠèŠ
FastAPIã¯ãè¿å¹Žã®Pythonã®ãã¬ãŒã ã¯ãŒã¯ã®äžã§æ¥éã«äººæ°ãéããŠããŸãããã®åã®éããé«éæ§ã売ãã§ãããéåæåŠçãåºæ¬ãšããèšèšã«ãªã£ãŠããŸãããŸããåãã³ãã䜿çšããããšã§ãã³ãŒãã®å質åäžãèªåããã¥ã¡ã³ãçæãªã©ã®ã¡ãªããã享åã§ããŸããçŸä»£ã®Webéçºã«ãããŠãå¹ççãªãã¬ãŒã ã¯ãŒã¯ãšããŠå€ãã®éçºè ãã泚ç®ãããŠããŸãã
5. åãã¬ãŒã ã¯ãŒã¯ã®ç¹åŸŽãšäœ¿ãåã
åã®ã»ã¯ã·ã§ã³ã§ã¯ãPythonã®äž»èŠãªWebãã¬ãŒã ã¯ãŒã¯ã®æŠèŠã«ã€ããŠè§ŠããŸããããã®ã»ã¯ã·ã§ã³ã§ã¯ãããããã®ãã¬ãŒã ã¯ãŒã¯ã®è©³çŽ°ãªç¹åŸŽãšã¡ãªããããããŠã©ã®ãã¬ãŒã ã¯ãŒã¯ãéžã¶ã¹ããã«ã€ããŠè§£èª¬ããŸãã
5.1 Djangoã®ç¹åŸŽãšã¡ãªãã
Djangoã¯ãå šå æ¬çãªãã¬ãŒã ã¯ãŒã¯ãšããŠç¥ãããŠããŸããããŒã¿ããŒã¹ã®æäœãURLã«ãŒãã£ã³ã°ãã»ãã¥ãªãã£æ©èœããããŠãã³ãã¬ãŒããšã³ãžã³ãªã©ãäžéãã®Webéçºã®æ©èœãçµã¿èŸŒãŸããŠããŸããããã«ãããå€æ©èœãªWebã¢ããªã±ãŒã·ã§ã³ã®æ§ç¯ãã¹ã ãŒãºã«è¡ããŸããã¡ãªãããšããŠãåããŠã®éçºè ã§ãå®å šãã€å¹ççã«ã¢ããªã±ãŒã·ã§ã³ãéçºã§ããç¹ãæããããŸãã
5.2 Flaskã®ç¹åŸŽãšã¡ãªãã
Flaskã¯ãã·ã³ãã«ããšé«ãã«ã¹ã¿ãã€ãºæ§ãå Œãåãããã€ã¯ããã¬ãŒã ã¯ãŒã¯ã§ããæå°éã®æ©èœããæäŸãããŠããªããããéçºè ã¯èªç±ã«æ¡åŒµæ©èœãè¿œå ããããšãã§ããŸããããã«ãããç¹å®ã®ããŒãºãèŠä»¶ã«åãããã¢ããªã±ãŒã·ã§ã³ã®éçºãå¯èœã§ãããŸããåŠç¿æ²ç·ãç·©ããã§ãå°èŠæš¡ãªãããžã§ã¯ãããããã¿ã€ãã³ã°ã«é©ããŠããŸãã
5.3 FastAPIã®ç¹åŸŽãšã¡ãªãã
FastAPIã¯ãé«éæ§ãšåã®å®å šæ§ã匷調ããŠããŸããéåæåŠçã«å¯Ÿå¿ããŠãããRESTful APIã®éçºã«ç¹åããŠããç¹ã倧ããªç¹åŸŽã§ããåãã³ãã掻çšããããšã§ãã³ãŒãã®ãšã©ãŒãäºåã«æ€åºãããããªããããå質ã®é«ãéçºãè¡ãããšãå¯èœã§ãããŸããèªåããã¥ã¡ã³ãçææ©èœããããAPIã®ããã¥ã¡ã³ããŒã·ã§ã³ã容æã«äœæããããšãã§ããŸãã
5.4 ã©ã®ãã¬ãŒã ã¯ãŒã¯ãéžã¶ã¹ããïŒ
ã©ã®ãã¬ãŒã ã¯ãŒã¯ãéžæãã¹ããã¯ããããžã§ã¯ãã®èŠä»¶ãç®çã«ãã£ãŠç°ãªããŸãã倧èŠæš¡ãªãããžã§ã¯ããå®å šæ§ãæ±ããããå Žåã¯Djangoãé©ããŠããã§ããããäžæ¹ãæè»æ§ãæ±ããå°èŠæš¡ãªãããžã§ã¯ããéããã«ãããã¿ã€ããäœæãããå Žåã¯Flaskãããããã§ããé«éãªAPIéçºãç®çã®å ŽåãFastAPIãæé©ã§ãã
6. å®è·µçãªã¢ããªã±ãŒã·ã§ã³äŸ
Pythonã®Webãã¬ãŒã ã¯ãŒã¯ã¯ãã®ç¹æ§ã«å¿ããŠããŸããŸãªã¢ããªã±ãŒã·ã§ã³ã®éçºãè¡ããŸããããã§ã¯ãäž»èŠãª3ã€ã®ãã¬ãŒã ã¯ãŒã¯ã䜿çšããå ·äœçãªã¢ããªã±ãŒã·ã§ã³ã®äŸãåãäžããããããã®ç¹åŸŽãçãããéçºã®æ§åã玹ä»ããŸãã
6.1 Djangoã§ã®ããã°ã·ã¹ãã éçº
Djangoã¯ãããããªãŒå梱ãã®ãã¬ãŒã ã¯ãŒã¯ãšããŠç¥ãããŠãããå€ãã®æ©èœãäºãçµã¿èŸŒãŸããŠããŸãããã®ç¹æ§ã掻ãããŠãDjangoã§ã¯ããã°ã·ã¹ãã ã®éçºãéåžžã«å¹ççã«è¡ããŸããDjangoã®Adminãµã€ããå©çšããããšã§ãèšäºã®æçš¿ãç·šéãã³ã¡ã³ãæ©èœãªã©ã®åºæ¬çãªããã°ã®æäœãæ軜ã«å®è£ ããããšãã§ããŸããããã«ãDjangoã®ORMã䜿çšããã°ãããŒã¿ããŒã¹æäœãç°¡åã«è¡ãããããåå¿è ã§ãè¿ éã«ããã°ãµã€ããç«ã¡äžããããšãå¯èœã§ãã
6.2 Flaskã§ã®ã·ã³ãã«ãªAPIã®æ§ç¯
Flaskã®è»œéæ§ãšæè»æ§ã¯ãã·ã³ãã«ãªAPIã®æ§ç¯ã«åããŠããŸããäŸãã°ã倩æ°äºå ±ã®ããŒã¿ãè¿ãAPIãèããŠã¿ãŸããããFlaskã䜿ãã°ãæ°è¡ã®ã³ãŒãã§åºæ¬çãªAPIãšã³ããã€ã³ããäœæããããšãã§ããŸããããŒã¿ããŒã¹ãšã®é£æºãèªèšŒæ©èœã®è¿œå ããæ¡åŒµã©ã€ãã©ãªãçšããããšã§ã¹ã ãŒãºã«å®è£ ã§ããŸãã
6.3 FastAPIã§ã®é«éAPIéçº
FastAPIã¯APIéçºã®é«éæ§ãè¿œæ±ããŠèšèšããããã¬ãŒã ã¯ãŒã¯ã§ããéåæåŠçã®ãµããŒããåãã³ãã®æŽ»çšãªã©ã®ç¹åŸŽãæã€FastAPIã§ã¯ãäŸãã°ååããŒã¿ãè¿ãe-commerceã®APIãªã©ã倧éã®ãªã¯ãšã¹ããé«éã«åŠçããå¿ èŠãããå Žåã«æå¹ã§ãããŸããSwaggerãReDocãšãã£ãããã¥ã¡ã³ããŒã·ã§ã³ããŒã«ãçµã¿èŸŒãŸããŠãããããAPIã®ããã¥ã¡ã³ãäœæã容æã«è¡ããŸãã
7. åãã¬ãŒã ã¯ãŒã¯ã®ãã¹ããã©ã¯ãã£ã¹
Webã¢ããªã±ãŒã·ã§ã³ã®éçºã§ã¯ããã¬ãŒã ã¯ãŒã¯ã®åºæ¬çãªäœ¿çšæ¹æ³ã ãã§ãªããããããã®ãã¬ãŒã ã¯ãŒã¯ã®ãã¹ããã©ã¯ãã£ã¹ãç¥ãããšãéèŠã§ãããã¹ããã©ã¯ãã£ã¹ãç¥ãããšã§ãããå®å šã§å¹ççãªã¢ããªã±ãŒã·ã§ã³ãéçºããããšãå¯èœãšãªããŸãã
7.1 Djangoã®ã»ãã¥ãªãã£å¯Ÿç
Djangoã¯åãããå€ãã®ã»ãã¥ãªãã£æ©èœãçµã¿èŸŒãŸããŠããŸãããæ£ãã䜿ãæ¹ãããããšã§ãããã«å®å šãªã¢ããªã±ãŒã·ã§ã³ãå®è£ ã§ããŸããDjangoã®ã»ãã¥ãªãã£æ©èœã¯ãã¯ãã¹ãµã€ãã¹ã¯ãªããã£ã³ã°ïŒXSSïŒãã¯ãã¹ãµã€ããªã¯ãšã¹ããã©ãŒãžã§ãªïŒCSRFïŒãªã©ã®äžè¬çãªWebæ»æããã¢ããªã±ãŒã·ã§ã³ãå®ãããã®ãã®ã§ããäŸãã°ãDjangoãã³ãã¬ãŒãã䜿çšããããšã§ãèªåçã«ãšã¹ã±ãŒãåŠçãè¡ãããXSSæ»æãé²ãããšãã§ããŸãããŸããCSRFããŒã¯ã³ããã©ãŒã ã«çµã¿èŸŒãããšã§ãCSRFæ»æãé²ãããšãã§ããŸãã
7.2 Flaskã®æ¡åŒµæ©èœã®æŽ»çš
Flaskã¯ããããªã¹ããªãã¬ãŒã ã¯ãŒã¯ã§ãããåºæ¬çãªæ©èœã®ã¿ãæäŸãããŠããŸããããããFlaskã®æ¡åŒµæ©èœã掻çšããããšã§ãã»ãã·ã§ã³ç®¡çãèªèšŒãããŒã¿ããŒã¹æäœãªã©ãé«åºŠãªæ©èœãè¿œå ããããšãã§ããŸããäŸãã°ãFlask-Loginã䜿çšãããšãç°¡åã«ãŠãŒã¶ãŒèªèšŒã®æ©èœãå®è£ ã§ããŸãããŸããFlask-SQLAlchemyã䜿çšããããšã§ãORMã掻çšããããŒã¿ããŒã¹æäœãå¹ççã«è¡ãããšãã§ããŸãã
7.3 FastAPIã®éåæåŠçã®å®è£
FastAPIã®å€§ããªç¹åŸŽã®äžã€ã¯ãéåæåŠçã®ãµããŒãã§ããéåæåŠçã掻çšããããšã§ãI/OããŠã³ããªæäœïŒäŸïŒããŒã¿ããŒã¹ãžã®ã¢ã¯ã»ã¹ãå€éšAPIã®åŒã³åºãïŒãé«éåããããšãã§ããŸããFastAPIã§éåæåŠçãå®è£ ããã«ã¯ãPythonã®async/awaitæ§æã䜿çšããŸããäŸãã°ãéåæã«ããŒã¿ããŒã¹ããããŒã¿ãååŸããå Žåãéåžžã®é¢æ°ã§ã¯ãªãéåæé¢æ°ãå®çŸ©ããããŒã¿ããŒã¹æäœãéåæã«è¡ãã©ã€ãã©ãªã䜿çšããããšã§ãå¹ççãªåŠçãå®çŸã§ããŸãã
8. ãã¬ãŒã ã¯ãŒã¯ã®éžã³æ¹ãšåŠç¿ãªãœãŒã¹
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