{"id":31662,"date":"2024-11-25T13:12:47","date_gmt":"2024-11-25T05:12:47","guid":{"rendered":"https:\/\/fwq.ai\/blog\/31662\/"},"modified":"2024-11-25T13:12:47","modified_gmt":"2024-11-25T05:12:47","slug":"%e5%be%ae%e4%bf%a1%e5%b0%8f%e7%a8%8b%e5%ba%8f%e4%b9%8b%e5%a4%9a%e6%96%87%e4%bb%b6%e4%b8%8b%e8%bd%bd%e7%9a%84%e7%ae%80%e5%8d%95%e5%b0%81%e8%a3%85","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/31662\/","title":{"rendered":"\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u4e4b\u591a\u6587\u4ef6\u4e0b\u8f7d\u7684\u7b80\u5355\u5c01\u88c5"},"content":{"rendered":"

\u672c\u7bc7\u6587\u7ae0\u4e3b\u8981\u4ecb\u7ecd\u4e86\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u4e4b\u591a\u6587\u4ef6\u4e0b\u8f7d\u7684\u7b80\u5355\u5c01\u88c5\u793a\u4f8b\uff0c\u5c0f\u7f16\u89c9\u5f97\u633a\u4e0d\u9519\u7684\uff0c\u73b0\u5728\u5206\u4eab\u7ed9\u5927\u5bb6\uff0c\u4e5f\u7ed9\u5927\u5bb6\u505a\u4e2a\u53c2\u8003\u3002\u4e00\u8d77\u8ddf\u968f\u5c0f\u7f16\u8fc7\u6765\u770b\u770b\u5427<\/p>\n

\u9700\u6c42<\/strong><\/p>\n

\u9700\u8981\u751f\u6210\u4e00\u4e2a\u5ba3\u4f20\u7684\u56fe\u7247\u5206\u4eab\u5230\u670b\u53cb\u5708\uff0c\u8fd9\u4e2a\u5ba3\u4f20\u56fe\u7247\u5305\u542b\u4e8c\u7ef4\u7801\uff0c\u5305\u542b\u4e0d\u540c\u7684\u80cc\u666f\u56fe\u7247\u548c\u4e0d\u540c\u7684\u6587\u5b57\u3002\u5bf9\u4e8e\u8fd9\u79cd\u56fe\u7247\u751f\u6210\uff0c\u6211\u4eec\u8003\u8651\u8fc7\u4f7f\u7528\u670d\u52a1\u7aef\u751f\u6210\uff0c\u4f46\u662f\u8fd9\u6837\u4f1a\u6bd4\u8f83\u8017\u670d\u52a1\u5668\u6027\u80fd\uff0c\u6240\u4ee5\u6700\u7ec8\u51b3\u5b9a\u4f7f\u7528\u672c\u5730\u751f\u6210\u3002<\/p>\n

\u9996\u5148\u5c0f\u7a0b\u5e8f\u6709\u4e00\u4e2a\u9650\u5236\uff0c\u5305\u4e0d\u80fd\u5927\u4e8e2m\uff0c\u800c\u4e14\u6211\u4eec\u53ef\u80fd\u591a\u4e2a\u80cc\u666f\u56fe\uff0c\u6240\u4ee5\u8ba1\u5212\u628a\u80cc\u666f\u56fe\u548c\u4e8c\u7ef4\u7801\u56fe\u7247\u653e\u5728\u670d\u52a1\u7aef\uff0c\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11\u5c0f\u7a0b\u5e8f\u5305\u7684\u5927\u5c0f\uff0c\u4e5f\u53ef\u4ee5\u7075\u6d3b\u7684\u5207\u6362\u80cc\u666f\u56fe\u3002<\/p>\n

\u5728\u7ed8\u5236\u5206\u4eab\u56fe\u7684\u65f6\u5019\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u4e92\u8054\u7f51\u5730\u5740\uff0c\u4f46\u662f\u9047\u5230\u4e86\u4e00\u4e2a\u95ee\u9898\uff0c\u6709\u53ef\u80fd\u4e0d\u80fd\u751f\u6210\u56fe\u7247\uff0c\u6240\u4ee5\u6211\u4eec\u9700\u8981\u628a\u8fd9\u4e2a\u56fe\u7247\u6587\u4ef6\u4e0b\u8f7d\u4e0b\u6765\u3002<\/p>\n

\u4e0b\u8f7d\u6587\u4ef6\u7684\u65b9\u6cd5\u5fae\u4fe1\u6709API\uff0c\u4f46\u662f\u8fd4\u56de\u7684\u662f\u6587\u4ef6\u7684\u4e34\u65f6\u8def\u5f84\uff0c\u53ea\u5728\u5c0f\u7a0b\u5e8f\u672c\u6b21\u542f\u52a8\u671f\u95f4\u53ef\u4ee5\u6b63\u5e38\u4f7f\u7528\uff0c\u5982\u9700\u6301\u4e45\u4fdd\u5b58\uff0c\u9700\u5728\u4e3b\u52a8\u8c03\u7528 wx.saveFile\uff0c\u624d\u80fd\u5728\u5c0f\u7a0b\u5e8f\u4e0b\u6b21\u542f\u52a8\u65f6\u8bbf\u95ee\u5f97\u5230\u3002<\/p>\n

\u6240\u4ee5\u6211\u4eec\u5148\u628a\u4e0b\u8f7d\u6587\u4ef6\u548c\u4fdd\u5b58\u6587\u4ef6\u5c01\u88c5<\/p>\n

\u5c01\u88c5\u4e0b\u8f7d\u5e76\u4e14\u4fdd\u5b58\u4e00\u4e2a\u6587\u4ef6<\/strong><\/p>\n

\u8fd9\u4e2a\u65b9\u6cd5\u6bd4\u8f83\u7b80\u5355<\/p>\n

\u53c2\u6570\uff1a\u4e00\u4e2a\u5bf9\u8c61\uff0c\u5305\u542b<\/p>\n

    \n
  1. \n

    id \u9700\u8981\u4e0b\u8f7d\u6587\u4ef6\u7684id\uff0c\u5982\u679c\u4e0d\u4f20\u9ed8\u8ba4\u662f\u4e0b\u8f7d\u7684url\uff0c\u4e4b\u6240\u4ee5\u9700\u8981id\uff0c\u662f\u56e0\u4e3a\u6211\u4eec\u8981\u505a\u591a\u6587\u4ef6\u4e0b\u8f7d\uff0c\u53ef\u4ee5\u533a\u5206\u4e0b\u8f7d\u7684\u662f\u4e00\u4e2a\u6587\u4ef6<\/p>\n<\/li>\n

  2. \n

    url \u4e0b\u8f7d\u6587\u4ef6\u7684\u7f51\u7edc\u5730\u5740\uff08\u9700\u8981\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u540e\u53f0\u914d\u7f6e\uff0c\u5177\u4f53\u914d\u7f6e\u65b9\u6cd5\u8bf7\u53c2\u8003\u5fae\u4fe1\u5b98\u65b9\u6587\u6863\uff09<\/p>\n<\/li>\n

  3. \n

    success \u6210\u529f\u56de\u8c03 \u8fd4\u56de\u53c2\u6570\u662f\u4e00\u4e2a\u5bf9\u8c61 \u5305\u542b id,savedFilePath<\/p>\n<\/li>\n

  4. \n

    fail \u5931\u8d25\u56de\u8c03 ,\u4e0b\u8f7d\u5931\u8d25\uff0c\u4fdd\u5b58\u90fd\u662f\u90fd\u7b97\u5931\u8d25<\/p>\n<\/li>\n<\/ol>\n

    \/**\n * \u4e0b\u8f7d\u4fdd\u5b58\u4e00\u4e2a\u6587\u4ef6\n *\/\nfunction downloadSaveFile(obj) {\n  let that = this;\n  let success = obj.success;\n  let fail = obj.fail;\n  let id = \"\";\n  let url = obj.url;\n  if (obj.id){\n    id = obj.id;\n  }else{\n    id = url;\n  }\n  \/\/ console.info(\"%s \u5f00\u59cb\u4e0b\u8f7d\u3002\u3002\u3002\", obj.url);\n  wx.downloadFile({\n    url: obj.url,\n    success: function (res) {\n      wx.saveFile({\n        tempFilePath: res.tempFilePath,\n        success: function (result) {\n          result.id = id;\n          if (success) {\n            success(result);\n          }\n        },\n        fail: function (e) {\n          console.info(\"\u4fdd\u5b58\u4e00\u4e2a\u6587\u4ef6\u5931\u8d25\");\n          if (fail) {\n            fail(e);\n          }\n        }\n      })\n    },\n    fail: function (e) {\n      console.info(\"\u4e0b\u8f7d\u4e00\u4e2a\u6587\u4ef6\u5931\u8d25\");\n      if (fail) {\n        fail(e);\n      }\n    }\n  })\n}<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u4f7f\u7528\u4e0b\u8f7d\u65b9\u6cd5\uff08wx.downloadFile(obj)\uff09\u9700\u8981\u5728\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u914d\u7f6e\u670d\u52a1\u5668\u57df\u540d,\u670d\u52a1\u5668\u57df\u540d\u8bf7\u5728 \u5c0f\u7a0b\u5e8f\u540e\u53f0-\u8bbe\u7f6e-\u5f00\u53d1\u8bbe\u7f6e-\u670d\u52a1\u5668\u57df\u540d \u4e2d\u8fdb\u884c\u914d\u7f6e \uff0c\u5177\u4f53\u8bf7\u53c2\u8003 \u5fae\u4fe1\u5b98\u65b9\u6587\u6863<\/p>\n
    \u5c01\u88c5\u591a\u6587\u4ef6\u4e0b\u8f7d\u5e76\u4e14\u4fdd\u5b58<\/strong><\/p>\n
    \u591a\u6587\u4ef6\u4e0b\u8f7d\u5e76\u4e14\u4fdd\u5b58\uff0c\u5f3a\u5236\u89c4\u5b9a\uff0c\u5fc5\u987b\u6240\u6709\u6587\u4ef6\u4e0b\u8f7d\u6210\u529f\u624d\u7b97\u8fd4\u56de\u6210\u529f<\/p>\n
    \u53c2\u6570\uff1a\u4e00\u4e2a\u5bf9\u8c61\uff0c\u5305\u542b<\/p>\n
      \n
    1. \n
      urls \u4e0b\u8f7d\u5730\u5740 \u6570\u7ec4\uff0c\u652f\u6301\u591a\u4e2a url\u4e0b\u8f7d [url1,url2]<\/p>\n<\/li>\n
    2. \n
      success \u4e0b\u8f7d\u6210\u529f \uff08\u5fc5\u987b\u6240\u6709\u6587\u4ef6\u4e0b\u8f7d\u6210\u529f\u624d\u7b97\u8fd4\u56de\u6210\u529f\uff09 \u56de\u8c03\u53c2\u6570 map \uff0ckey(id) -> value ({id,savedFilePath})<\/p>\n<\/li>\n
    3. \n
      fail \u4e0b\u8f7d\u5931\u8d25\uff0c\u53ea\u8981\u6709\u4e00\u4e2a\u65b9\u6cd5\u5931\u8d25\u5c31\u8c03\u7528\u5931\u8d25<\/p>\n<\/li>\n<\/ol>\n
      \/**\n * \u591a\u6587\u4ef6\u4e0b\u8f7d\u5e76\u4e14\u4fdd\u5b58\uff0c\u5f3a\u5236\u89c4\u5b9a\uff0c\u5fc5\u987b\u6240\u6709\u6587\u4ef6\u4e0b\u8f7d\u6210\u529f\u624d\u7b97\u8fd4\u56de\u6210\u529f\n *\/\nfunction downloadSaveFiles(obj) {\n  \/\/ console.info(\"\u51c6\u5907\u4e0b\u8f7d\u3002\u3002\u3002\");\n  let that = this;\n  let success = obj.success; \/\/\u4e0b\u8f7d\u6210\u529f\n  let fail = obj.fail; \/\/\u4e0b\u8f7d\u5931\u8d25\n  let urls = obj.urls; \/\/\u4e0b\u8f7d\u5730\u5740 \u6570\u7ec4\uff0c\u652f\u6301\u591a\u4e2a url\u4e0b\u8f7d [url1,url2]\n  let savedFilePaths = new Map();\n  let urlsLength = urls.length; \/\/ \u6709\u51e0\u4e2aurl\u9700\u8981\u4e0b\u8f7d\n  for (let i = 0; i <p><\/p><p>\u5b8c\u6574\u7684download.js\u6587\u4ef6<\/p><p class=\"jb51code\"><\/p><pre class=\"brush:js;toolbar:false;\">\/**\n * \u4e0b\u8f7d\u7ba1\u7406\u5668\n * Created by \u5168\u79d1 on 2018\/1\/27.\n *\/\n\/**\n * \u4e0b\u8f7d\u4fdd\u5b58\u4e00\u4e2a\u6587\u4ef6\n *\/\nfunction downloadSaveFile(obj) {\n  let that = this;\n  let success = obj.success;\n  let fail = obj.fail;\n  let id = \"\";\n  let url = obj.url;\n  if (obj.id){\n    id = obj.id;\n  }else{\n    id = url;\n  }\n  \/\/ console.info(\"%s \u5f00\u59cb\u4e0b\u8f7d\u3002\u3002\u3002\", obj.url);\n  wx.downloadFile({\n    url: obj.url,\n    success: function (res) {\n      wx.saveFile({\n        tempFilePath: res.tempFilePath,\n        success: function (result) {\n          result.id = id;\n          if (success) {\n            success(result);\n          }\n        },\n        fail: function (e) {\n          console.info(\"\u4fdd\u5b58\u4e00\u4e2a\u6587\u4ef6\u5931\u8d25\");\n          if (fail) {\n            fail(e);\n          }\n        }\n      })\n\n    },\n    fail: function (e) {\n      console.info(\"\u4e0b\u8f7d\u4e00\u4e2a\u6587\u4ef6\u5931\u8d25\");\n      if (fail) {\n        fail(e);\n      }\n\n    }\n  })\n}\n\/**\n * \u591a\u6587\u4ef6\u4e0b\u8f7d\u5e76\u4e14\u4fdd\u5b58\uff0c\u5f3a\u5236\u89c4\u5b9a\uff0c\u5fc5\u987b\u6240\u6709\u6587\u4ef6\u4e0b\u8f7d\u6210\u529f\u624d\u7b97\u8fd4\u56de\u6210\u529f\n *\/\nfunction downloadSaveFiles(obj) {\n  \/\/ console.info(\"\u51c6\u5907\u4e0b\u8f7d\u3002\u3002\u3002\");\n  let that = this;\n  let success = obj.success; \/\/\u4e0b\u8f7d\u6210\u529f\n  let fail = obj.fail; \/\/\u4e0b\u8f7d\u5931\u8d25\n  let urls = obj.urls; \/\/\u4e0b\u8f7d\u5730\u5740 \u6570\u7ec4\uff0c\u652f\u6301\u591a\u4e2a url\u4e0b\u8f7d [url1,url2]\n  let savedFilePaths = new Map();\n  let urlsLength = urls.length; \/\/ \u6709\u51e0\u4e2aurl\u9700\u8981\u4e0b\u8f7d\n  for (let i = 0; i <p><\/p><p><strong>\u4f7f\u7528<\/strong><\/p><p>\u9996\u5148\u5bfc\u5165<\/p><p class=\"jb51code\"><\/p><pre class=\"brush:js;toolbar:false;\">import download from \"download.js\"<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
      \u4e4b\u540e\u8c03\u7528<\/p>\n<\/p>\n
      let url1 = 'https:\/\/xcx.upload.utan.com\/article\/coverimage\/2018\/01\/25\/eyJwaWMiOiIxNTE2ODU2Nzc0Njk3OCIsImRvbWFpbiI6InV0YW50b3V0aWFvIn0=';\nlet url2 = 'https:\/\/xcx.upload.utan.com\/article\/coverimage\/2018\/01\/26\/eyJwaWMiOiIxNTE2OTcyNDg0NDUzOSIsImRvbWFpbiI6InV0YW50b3V0aWFvIn0=';\ndownload.downloadSaveFiles({\n  urls: [url1, url2],\n  success: function (res) {\n    \/\/ console.dir(res);\n   \n    console.info(res.get(url2).savedFilePath)\n  },\n  fail: function (e) {\n    console.info(\"\u4e0b\u8f7d\u5931\u8d25\");\n  }\n);<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
      \u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff0c\u66f4\u591a\u76f8\u5173\u5185\u5bb9\u8bf7\u5173\u6ce8PHP\u4e2d\u6587\u7f51\uff01<\/p>\n
      \u76f8\u5173\u63a8\u8350\uff1a<\/p>\n
      <\/p>\n
      <\/p>\n<\/p>\n
      <\/span><\/p>\n
      \u4ee5\u4e0a\u5c31\u662f\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u4e4b\u591a\u6587\u4ef6\u4e0b\u8f7d\u7684\u7b80\u5355\u5c01\u88c5\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
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