{"id":1826,"date":"2016-01-28T04:28:51","date_gmt":"2016-01-27T19:28:51","guid":{"rendered":"http:\/\/appsweets.net\/blog\/?p=1826"},"modified":"2016-01-28T04:28:51","modified_gmt":"2016-01-27T19:28:51","slug":"access-local-files-from-wasavi-2","status":"publish","type":"post","link":"https:\/\/appsweets.net\/blog\/2016\/01\/28\/access-local-files-from-wasavi-2\/","title":{"rendered":"Access local files from wasavi #2"},"content":{"rendered":"<div class=\"db9cc8cdb64025d13c1cc9dad0a0e262\" data-index=\"1\" style=\"float: left; margin: 16px 16px 16px 0;\">\n<script type=\"text\/javascript\"><!--\r\ngoogle_ad_client = \"ca-pub-5825700137064158\";\r\n\/* 250sq, appsweets-blog *\/\r\ngoogle_ad_slot = \"4837931762\";\r\ngoogle_ad_width = 250;\r\ngoogle_ad_height = 250;\r\n\/\/-->\r\n<\/script>\r\n<script type=\"text\/javascript\"\r\nsrc=\"http:\/\/pagead2.googlesyndication.com\/pagead\/show_ads.js\">\r\n<\/script>\n<\/div>\n<p>\u7d50\u8ad6\u304b\u3089\u66f8\u304f\u3068\u3001\u3067\u304d\u305d\u3046\u306a\u611f\u3058\u304c\u3059\u308b\u3002<\/p>\n<p>Chrome apps \u304b\u3089\u4f7f\u3048\u308b filesystem API \u304c\u63d0\u4f9b\u3059\u308b\u30e1\u30bd\u30c3\u30c9\u3092\u773a\u3081\u3066\u307f\u308b\u3068\u3001<\/p>\n<ul>\n<li>getDisplayPath<\/li>\n<li>getWritableEntry<\/li>\n<li>isWritableEntry<\/li>\n<li>chooseEntry<\/li>\n<li>restoreEntry<\/li>\n<li>isRestorable<\/li>\n<li>retainEntry<\/li>\n<li>requestFileSystem<\/li>\n<li>getVolumeList <\/li>\n<\/ul>\n<p>\u3068\u3044\u3046\u611f\u3058\u3002\u3068\u3053\u308d\u3067\u3053\u308c\u3089\u306e API \u306f\u3044\u308f\u3086\u308b HTML5 \u306e\u305d\u308c\u3092\u62e1\u5f35\u3057\u305f\u3082\u306e\u306a\u306e\u3060\u304c\u3001\u3075\u3064\u30fc filesystem (HTML5) \u3067\u306f [cci]requestFileSystem()[\/cci] \u3067 filesystem \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u5f97\u3066 [cci]getFile()[\/cci] \u3067 fileEntry \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u5f97\u3066 [cci]file()[\/cci] \u3067 file \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u5f97\u3066\u2026\u305d\u308c\u3092 FileReader \u3084 FileWriter \u3067\u8aad\u307f\u66f8\u304d\u3068\u3044\u3046\u611f\u3058\u306a\u306e\u3060\u3051\u3069\u3001filesystem (Chrome apps) \u3067\u306e [cci]requestFileSystem()[\/cci] \u306f\u30ad\u30aa\u30b9\u30af\u30e2\u30fc\u30c9\u3068\u3044\u3046\u975e\u5e38\u306b\u9650\u5b9a\u3055\u308c\u305f\u30e2\u30fc\u30c9\u3067\u3057\u304b\u4f7f\u3048\u306a\u3044\u3002<\/p>\n<p>\u3069\u3046\u3059\u308b\u304b\u3068\u3044\u3046\u3068\u3001[cci]chooseEntry()[\/cci] \u3092\u547c\u3076\u3053\u3068\u3067\u30d5\u30a1\u30a4\u30eb\u9078\u629e\u30c0\u30a4\u30a2\u30ed\u30b0\u304c\u958b\u304d\u3001\u305d\u306e\u7d50\u679c fileEntry \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u5f97\u3089\u308c\u308b\u3002<\/p>\n<p>\u8981\u3059\u308b\u306b\u3001\u30e6\u30fc\u30b6\u30fc\u3068\u306e\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u51e6\u7406\u304c\u5fc5\u305a\u631f\u307e\u308b\u3002\u3053\u308c\u3058\u3083\u3001\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u7cfb\u306e ex \u30b3\u30de\u30f3\u30c9\u3068\u7d44\u307f\u5408\u308f\u305b\u3089\u308c\u306a\u3044\u3058\u3083\u3093\uff01\u3000\u3068\u3044\u3046\u3053\u3068\u3060\u3002<\/p>\n<p>\u305d\u3093\u306a\u308f\u3051\u3067\u3001\u30c0\u30e1\u306a\u306e\u304b\u306a\uff1f\u3000\u3068\u601d\u3044\u3064\u3064\u4ed6\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u898b\u3066\u307f\u308b\u3068\u3001[cci]restoreEntry()[\/cci] \u3068 [cci]retainEntry()[\/cci] \u3068\u3044\u3046\u3082\u306e\u304c\u3042\u308b\u3002\u3053\u308c\u306f\u3001fileEntry \u3092\u9593\u63a5\u7684\u306b\u30ad\u30e3\u30c3\u30b7\u30e5\u3059\u308b\u3002[cci]retainEntry(fileEntry)[\/cci] \u3059\u308b\u3068\u4f55\u3084\u3089\u72ec\u81ea\u5f62\u5f0f\u306e\u30cf\u30c3\u30b7\u30e5\u6587\u5b57\u5217\u304c\u8fd4\u308b\u3068\u540c\u6642\u306b\u3001Chrome \u5185\u90e8\u306b\u305d\u308c\u304c\u8a18\u61b6\u3055\u308c\u308b\u3002\u3067\u3001[cci]restoreEntry(entryCache)[\/cci] \u3059\u308b\u3068 fileEntry \u304c\u518d\u751f\u3055\u308c\u3066\u5f97\u3089\u308c\u308b\u3002\u3053\u306e\u3068\u304d\u306f\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u52d5\u4f5c\u306f\u5fc5\u8981\u306a\u3044\u3002\u9593\u63a5\u7684\u3001\u3068\u66f8\u3044\u305f\u306e\u306f\u30cf\u30c3\u30b7\u30e5\u6587\u5b57\u5217\u306e\u4fdd\u5b58\u3068\u5fa9\u5e30\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5074\u306b\u4efb\u3055\u308c\u3066\u3044\u308b\u304b\u3089\u3060\u3002<\/p>\n<p>\u307e\u305f\u3001[cci]chooseEntry()[\/cci] \u306f\u30aa\u30d7\u30b7\u30e7\u30f3\u306b\u3088\u3063\u3066\u30d5\u30a1\u30a4\u30eb\u3067\u306f\u306a\u304f\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u9078\u629e\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u305d\u306e\u5834\u5408\u5f97\u3089\u308c\u308b\u306e\u306f fileEntry \u3092\u7d99\u627f\u3057\u305f directoryEntry \u3067\u3001\u3053\u308c\u306f [cci]getFile()[\/cci] \u30e1\u30bd\u30c3\u30c9\u3092\u6301\u3063\u3066\u3044\u308b\u3002<\/p>\n<p>\u3068\u3044\u3046\u308f\u3051\u3067\u3053\u308c\u3089\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3046\u307e\u304f\u884c\u304f\u3002<\/p>\n<p>\u307e\u305a Chrome apps \u5074\u306e\u30a6\u30a3\u30f3\u30c9\u30a6\u306b<\/p>\n<p><a href=\"http:\/\/appsweets.net\/blog\/wp-content\/uploads\/2016\/01\/LFO.png\" rel=\"attachment wp-att-1827\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/appsweets.net\/blog\/wp-content\/uploads\/2016\/01\/LFO-640x403.png\" alt=\"LFO\" width=\"640\" height=\"403\" class=\"aligncenter size-medium wp-image-1827\" srcset=\"https:\/\/appsweets.net\/blog\/wp-content\/uploads\/2016\/01\/LFO-640x403.png 640w, https:\/\/appsweets.net\/blog\/wp-content\/uploads\/2016\/01\/LFO-768x483.png 768w, https:\/\/appsweets.net\/blog\/wp-content\/uploads\/2016\/01\/LFO.png 880w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<p>\u3053\u3093\u306a\u611f\u3058\u306e\u30b7\u30f3\u30d7\u30eb\u306a UI \u3092\u8a2d\u3051\u3066\u3001\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u9078\u629e\u3055\u305b\u308b\u3002\u3053\u308c\u304c wasavi \u5074\u306e\u4eee\u60f3\u7684\u306a\u30eb\u30fc\u30c8\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u306a\u308b\u3002<\/p>\n<p>\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u5f97\u305f\u3089\u3001[cci]retainEntry()[\/cci] \u3092\u901a\u3057\u3066\u5f97\u305f\u30cf\u30c3\u30b7\u30e5\u6587\u5b57\u5217\u3092 [cci]chrome.storage.local.set()[\/cci] \u3067\u61b6\u3048\u3066\u304a\u304f\u3002<\/p>\n<p>\u6b21\u306b\u3001background.js \u3067 [cci]chrome.runtime.onMessageExternal[\/cci] \u30a4\u30d9\u30f3\u30c8\u3092\u30ea\u30b9\u30f3\u3059\u308b\u3002\u30ea\u30b9\u30ca\u30fc\u5185\u3067 [cci]chrome.storage.local.get()[\/cci] \u3067\u30cf\u30c3\u30b7\u30e5\u6587\u5b57\u5217\u3092\u5f97\u3066\u3001[cci]restoreEntry()[\/cci] \u3067\u518d\u751f\u3057\u3066\u3001\u305d\u308c\u306b\u5bfe\u3057\u3066\u8aad\u307f\u66f8\u304d\u3092\u884c\u3044\u3001\u7d50\u679c\u3092\u547c\u3073\u51fa\u3057\u5143\u306b\u8fd4\u3059\u3002<\/p>\n<p>\u547c\u3073\u51fa\u3057\u5074\u3067\u306f\u3001<br \/>\n<code lang=\"javascript\"><br \/>\nchrome.runtime.postMessage('[Chrome app \u306e ID]', {<br \/>\n  command: 'read',<br \/>\n  path: 'path\/to\/local\/file'<br \/>\n},<br \/>\nfunction (response) {<br \/>\n  \/\/ response = {<br \/>\n  \/\/   path: '\/absolute\/path\/to\/local\/file',<br \/>\n  \/\/   name: 'file',<br \/>\n  \/\/   content: '...',<br \/>\n  \/\/   size: 100,\t\t\/\/ size in bytes<br \/>\n  \/\/   lastModified: 00000...\t\/\/ UNIX time in milliseconds<br \/>\n  \/\/ }<br \/>\n});<br \/>\n<\/code><br \/>\n\u3068\u3044\u3046\u611f\u3058\u3067\u3002<\/p>\n<p>\u3044\u304f\u3064\u304b\u6c17\u306b\u306a\u308b\u306e\u306f\u3001<\/p>\n<ul>\n<li>Windows \u307f\u305f\u3044\u306b\u30c9\u30e9\u30a4\u30d6\u304c\u8907\u6570\u3042\u308b\u74b0\u5883\u3067\u306f\u305f\u3076\u3093 [cci]getVolumeList()[\/cci] \u3067\u5f97\u3089\u308c\u308b\u30ea\u30b9\u30c8\u3092\u4e88\u3081\u5f97\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308b\u3001\u306f\u305a<\/li>\n<li>\u3053\u306e\u3088\u3046\u306a\u52d5\u4f5c\u3092\u3059\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u4ed6\u306e\u3069\u306e extension\/application \u304b\u3089\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3082\u53d7\u3051\u4ed8\u3051\u308b\u3001\u3068\u3044\u3046\u308f\u3051\u306b\u306f\u3044\u304b\u306a\u3044\u3002\u6cb9\u65ad\u3059\u308b\u3068\u5373\u30d0\u30c3\u30af\u30c9\u30a2\u5316\u3057\u3066\u3057\u307e\u3046\u3002\u6765\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u78ba\u304b\u306b wasavi \u304b\u3089\u306e\u3082\u306e\u304b\u3001\u78ba\u5b9f\u306b\u30c1\u30a7\u30c3\u30af\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b<\/li>\n<li>\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u30eb\u30fc\u30c8\u4ee5\u5916\u3092 wasavi \u5074\u306e\u4eee\u60f3\u30eb\u30fc\u30c8\u306b\u5272\u308a\u5f53\u3066\u308b\u3068\u3001\u53cc\u65b9\u3067\u7d76\u5bfe\u30d1\u30b9\u306e\u4f4d\u7f6e\u304c\u7570\u306a\u3063\u3066\u3057\u307e\u3044\u9762\u5012\u305d\u3046<\/li>\n<li>\u4ed6\u306e\u30d6\u30e9\u30a6\u30b6\u3067\u3069\u3046\u3059\u308b\u304b\uff1f\u3000\u3055\u3059\u304c\u306b Presto Opera \u306f\u7121\u7406\u3060\u304c\uff08\u3068\u306f\u8a00\u3046\u3082\u306e\u306e\u3001\u5b9f\u306f Presto Opera \u3067\u3082 Opera Unite \u306b\u3088\u3063\u3066\u30ed\u30fc\u30ab\u30eb\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3078\u306e\u30a2\u30af\u30bb\u30b9\u306f\u304b\u3064\u3066\u306f\u3067\u304d\u305f\uff09\u3001Firefox \u306a\u3089\u3053\u3093\u306a\u9762\u5012\u306a\u3053\u3068\u3092\u3057\u306a\u304f\u3066\u3082\u30ed\u30fc\u30ab\u30eb\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3078\u306e\u30a2\u30af\u30bb\u30b9\u306f\u62e1\u5f35\u304b\u3089\u666e\u901a\u306b\u3067\u304d\u308b\u3002\u305f\u3060\u3057\u3001Firefox \u306e\u62e1\u5f35\u304c WebExtensions \u3078\u53ce\u675f\u3059\u308b\u6d41\u308c\u3092\u8003\u3048\u308b\u3068\u3001\u305d\u3046\u3044\u3063\u305f\u5f37\u3044\u6a29\u9650\u3092\u5fc5\u8981\u3068\u3059\u308b\u6a5f\u80fd\u306f\u3044\u305a\u308c\u62e1\u5f35\u306b\u306f\u516c\u958b\u3055\u308c\u306a\u304f\u306a\u308b\u6050\u308c\u3082\u3042\u308b<\/li>\n<\/ul>\n<div class=\"db9cc8cdb64025d13c1cc9dad0a0e262\" data-index=\"1\" style=\"float: left; margin: 16px 16px 16px 0;\">\n<script type=\"text\/javascript\"><!--\r\ngoogle_ad_client = \"ca-pub-5825700137064158\";\r\n\/* 250sq, appsweets-blog *\/\r\ngoogle_ad_slot = \"4837931762\";\r\ngoogle_ad_width = 250;\r\ngoogle_ad_height = 250;\r\n\/\/-->\r\n<\/script>\r\n<script type=\"text\/javascript\"\r\nsrc=\"http:\/\/pagead2.googlesyndication.com\/pagead\/show_ads.js\">\r\n<\/script>\n<\/div>\n\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>\u7d50\u8ad6\u304b\u3089\u66f8\u304f\u3068\u3001\u3067\u304d\u305d\u3046\u306a\u611f\u3058\u304c\u3059\u308b\u3002 Chrome apps \u304b\u3089\u4f7f\u3048\u308b filesystem API \u304c\u63d0\u4f9b\u3059\u308b\u30e1\u30bd\u30c3\u30c9\u3092\u773a\u3081\u3066\u307f\u308b\u3068\u3001 getDisplayPath getWritableEntry isWritableEntry chooseEntry restoreEntry isRestorable retainEntry requestFileSystem getVolumeList \u3068\u3044\u3046\u611f\u3058\u3002\u3068\u3053\u308d\u3067\u3053\u308c\u3089\u306e API \u306f\u3044\u308f\u3086\u308b HTML5 \u306e\u305d\u308c\u3092\u62e1\u5f35\u3057\u305f\u3082\u306e\u306a\u306e\u3060\u304c\u3001\u3075\u3064\u30fc filesystem (HTML5) \u3067\u306f [cci]requestFileSystem()[\/cci] \u3067 filesystem \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u5f97\u3066 [cci]getFile()[\/cci] \u3067 fileEntry \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u5f97\u3066 [cci]file()[\/cci] \u3067 file \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u5f97\u3066\u2026\u305d\u308c\u3092 FileReader \u3084 FileWriter \u3067\u8aad\u307f\u66f8\u304d\u3068\u3044\u3046\u611f\u3058\u306a\u306e\u3060\u3051\u3069\u3001filesystem &hellip; <a href=\"https:\/\/appsweets.net\/blog\/2016\/01\/28\/access-local-files-from-wasavi-2\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1826","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/appsweets.net\/blog\/wp-json\/wp\/v2\/posts\/1826","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/appsweets.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/appsweets.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/appsweets.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/appsweets.net\/blog\/wp-json\/wp\/v2\/comments?post=1826"}],"version-history":[{"count":3,"href":"https:\/\/appsweets.net\/blog\/wp-json\/wp\/v2\/posts\/1826\/revisions"}],"predecessor-version":[{"id":1830,"href":"https:\/\/appsweets.net\/blog\/wp-json\/wp\/v2\/posts\/1826\/revisions\/1830"}],"wp:attachment":[{"href":"https:\/\/appsweets.net\/blog\/wp-json\/wp\/v2\/media?parent=1826"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/appsweets.net\/blog\/wp-json\/wp\/v2\/categories?post=1826"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/appsweets.net\/blog\/wp-json\/wp\/v2\/tags?post=1826"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}