{"id":54063,"date":"2019-12-17T00:00:00","date_gmt":"2019-12-16T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/obnovlenie-chrome-79-dlya-android-privelo-k-ischeznoveniyu-dannyh-prilozhenij-na-baze-webview"},"modified":"2020-02-18T14:02:02","modified_gmt":"2020-02-18T11:02:02","slug":"obnovlenie-chrome-79-dlya-android-privelo-k-ischeznoveniyu-dannyh-prilozhenij-na-baze-webview","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/obnovlenie-chrome-79-dlya-android-privelo-k-ischeznoveniyu-dannyh-prilozhenij-na-baze-webview","title":{"rendered":"Update Chrome 79 for Android led to the disappearance of WebView-based app data.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

V\u00fdvoj\u00e1\u0159i aplikac\u00ed pro Android si v\u0161imli<\/a><\/noindex> upozorn\u00ed na v\u00e1\u017enou nedostatku v prohl\u00ed\u017ee\u010di Chrome 79, kter\u00e1 vede ke ztr\u00e1t\u011b u\u017eivatelsk\u00fdch dat ve t\u0159et\u00edch aplikac\u00edch pou\u017e\u00edvaj\u00edc\u00edch webov\u00fd motor WebView. V Chrome 79 bylo zm\u011bn\u00e1m<\/a><\/noindex> um\u00edst\u011bn\u00ed adres\u00e1\u0159e s u\u017eivatelsk\u00fdm profilem, ve kter\u00e9m jsou mimo jin\u00e9 uchov\u00e1v\u00e1na i data ulo\u017een\u00e1 webov\u00fdmi aplikacemi pomoc\u00ed API localStorage nebo WebSQL. P\u0159i aktualizaci z p\u0159edchoz\u00edch verz\u00ed Chrome je zaji\u0161t\u011bn automatick\u00fd p\u0159enos dat Chrome, ale nejsou zohledn\u011bna data, kter\u00e1 byla ulo\u017eena ve star\u00e9m adres\u00e1\u0159i s profilem mobiln\u00edmi aplikacemi zalo\u017een\u00fdmi na komponent\u011b WebView, nap\u0159\u00edklad vytvo\u0159en\u00fdmi pomoc\u00ed frameworku Apache Cordova.<\/p>\n

Do vy\u0159e\u0161en\u00ed probl\u00e9mu Google v\u010dera pozastavil<\/a><\/noindex> distribuci aktualizace Chrome 79 pro Android, ale aktualizaci ji\u017e sta\u010dila st\u00e1hnout asi polovina u\u017eivatel\u016f. Probl\u00e9mu byla p\u0159id\u011blena nejvy\u0161\u0161\u00ed \u00farove\u0148 d\u016fle\u017eitosti a hledaj\u00ed se zp\u016fsoby, jak minimalizovat ztr\u00e1tu dat. Ve skute\u010dnosti data nebyla smaz\u00e1na, ale pouze p\u0159estala b\u00fdt viditeln\u00e1 aplikac\u00edm, co\u017e umo\u017e\u0148uje p\u0159i p\u0159\u00e1n\u00ed obnovit informace. Jako jedno z mo\u017en\u00fdch \u0159e\u0161en\u00ed probl\u00e9mu<\/a><\/noindex> se zva\u017euje vr\u00e1tit adres\u00e1\u0159 s profilem na star\u00e9 m\u00edsto. V\u00fdvoj\u00e1\u0159i aplikac\u00ed zalo\u017een\u00fdch na WebView vyjad\u0159uj\u00ed nespokojenost s jedn\u00e1n\u00edm Google, nebo\u0165 u\u017eivatel\u00e9 je obvi\u0148uj\u00ed ze ztr\u00e1ty sv\u00fdch dat a sni\u017euj\u00ed jejich hodnocen\u00ed, ani\u017e by tu\u0161ili, \u017ee zdrojem probl\u00e9mu je Chrome.<\/p>\n

D\u00e1le lze poznamenat
\nst\u00ed\u017enosti<\/a><\/noindex> o blokaci p\u0159\u00edstupu k slu\u017eb\u00e1m Google za pou\u017eit\u00ed n\u011bkter\u00fdch prohl\u00ed\u017ee\u010d\u016f na b\u00e1zi Linuxu, jako je Konqueror<\/a><\/noindex>, Falkon<\/a><\/noindex> a Qutebrowser<\/a><\/noindex>. Jako d\u016fvod se uv\u00e1d\u011bj\u00ed mo\u017en\u00e9 bezpe\u010dnostn\u00ed probl\u00e9my v t\u011bchto programech. Podle diskuze<\/a><\/noindex> na Redditu je blokace aplikov\u00e1na selektivn\u011b na u\u017eivatele bez dvoufaktorov\u00e9ho ov\u011b\u0159ov\u00e1n\u00ed a s prohl\u00ed\u017ee\u010dem zalo\u017een\u00fdm na zastaral\u00fdch verz\u00edch motoru (star\u00e9 QtWebEngine, WebKit a KHTML), kter\u00e9 obsahuj\u00ed neopraven\u00e9 zranitelnosti.<\/p>\n

<\/a><\/noindex><\/p>\n

Zdroj: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u0434\u043b\u044f Android \u043e\u0431\u0440\u0430\u0442\u0438\u043b\u0438 \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u0435 \u043d\u0430 \u0441\u0435\u0440\u044c\u0451\u0437\u043d\u0443\u044e \u043d\u0435\u0434\u043e\u0440\u0430\u0431\u043e\u0442\u043a\u0443 \u0432 Chrome 79, \u043f\u0440\u0438\u0432\u043e\u0434\u044f\u0449\u0443\u044e \u043a \u043f\u043e\u0442\u0435\u0440\u0435 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u0441\u043a\u0438\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0441\u0442\u043e\u0440\u043e\u043d\u043d\u0438\u0445 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f\u0445, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0449\u0438\u0445 \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u043d\u044b\u0439 \u0434\u0432\u0438\u0436\u043e\u043a WebView. \u0412 Chrome 79 \u0431\u044b\u043b\u043e \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u043e \u043c\u0435\u0441\u0442\u043e\u043f\u043e\u043b\u043e\u0436\u0435\u043d\u0438\u0435 \u043a\u0430\u0442\u0430\u043b\u043e\u0433\u0430 \u0441 \u043f\u0440\u043e\u0444\u0438\u043b\u0435\u043c \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u0432 \u0442\u043e\u043c \u0447\u0438\u0441\u043b\u0435 \u0445\u0440\u0430\u043d\u044f\u0442\u0441\u044f \u0438 \u0434\u0430\u043d\u043d\u044b\u0435, \u0441\u043e\u0445\u0440\u0430\u043d\u044f\u0435\u043c\u044b\u0435 web-\u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f\u043c\u0438 \u043f\u0440\u0438 \u043f\u043e\u043c\u043e\u0449\u0438 API localStorage \u0438\u043b\u0438 WebSQL. \u041f\u0440\u0438 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0438 \u0441 \u043f\u0440\u043e\u0448\u043b\u044b\u0445 \u0432\u044b\u043f\u0443\u0441\u043a\u043e\u0432 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