function camSafeUrlEncode(str) {
|
return encodeURIComponent(str)
|
.replace(/!/g, '%21')
|
.replace(/'/g, '%27')
|
.replace(/\(/g, '%28')
|
.replace(/\)/g, '%29')
|
.replace(/\*/g, '%2A');
|
}
|
|
function getObjectKeys(obj, forKey) {
|
var list = [];
|
for (var key in obj) {
|
if (obj.hasOwnProperty(key)) {
|
list.push(forKey ? camSafeUrlEncode(key).toLowerCase() : key);
|
}
|
}
|
return list.sort(function (a, b) {
|
a = a.toLowerCase();
|
b = b.toLowerCase();
|
return a === b ? 0 : (a > b ? 1 : -1);
|
});
|
};
|
|
var obj2str = function (obj, lowerCaseKey) {
|
var i, key, val;
|
var list = [];
|
var keyList = getObjectKeys(obj);
|
for (i = 0; i < keyList.length; i++) {
|
key = keyList[i];
|
val = (obj[key] === undefined || obj[key] === null) ? '' : ('' + obj[key]);
|
key = lowerCaseKey? camSafeUrlEncode(key).toLowerCase() : camSafeUrlEncode(key);
|
val = camSafeUrlEncode(val) || '';
|
list.push(key + '=' + val)
|
}
|
return list.join('&');
|
};
|
|
var request = function (params, callback) {
|
var filePath = params.filePath;
|
var headers = params.headers || {};
|
var url = params.url || params.Url;
|
var method = params.method;
|
var onProgress = params.onProgress;
|
var requestTask;
|
|
var cb = function (err, response) {
|
var H = response.header
|
var headers = {};
|
if (H) for (var key in H) {
|
if (H.hasOwnProperty(key)) headers[key.toLowerCase()] = H[key];
|
}
|
callback(err, {statusCode: response.statusCode, headers: headers}, response.data);
|
};
|
|
if (filePath) {
|
var fileKey;
|
var m = url.match(/^(https?:\/\/[^/]+\/)([^/]*\/?)(.*)$/);
|
if (params.pathStyle) {
|
fileKey = decodeURIComponent(m[3] || '');
|
url = m[1] + m[2];
|
} else {
|
fileKey = decodeURIComponent(m[2] + m[3] || '');
|
url = m[1];
|
}
|
|
// 整理 postObject 参数
|
var formData = {
|
'key': fileKey,
|
'success_action_status': 200,
|
'Signature': headers.Authorization,
|
};
|
var headerKeys = [
|
'Cache-Control',
|
'Content-Type',
|
'Content-Disposition',
|
'Content-Encoding',
|
'Expires',
|
'x-cos-storage-class',
|
'x-cos-security-token',
|
'x-ci-security-token',
|
];
|
for (var i in params.headers) {
|
if (params.headers.hasOwnProperty(i) && (i.indexOf('x-cos-meta-') > -1 || headerKeys.indexOf(i) > -1)) {
|
formData[i] = params.headers[i];
|
}
|
}
|
headers['x-cos-acl'] && (formData.acl = headers['x-cos-acl']);
|
!formData['Content-Type'] && (formData['Content-Type'] = '');
|
|
requestTask = wx.uploadFile({
|
url: url,
|
method: method,
|
name: 'file',
|
header: headers,
|
filePath: filePath,
|
formData: formData,
|
timeout: params.timeout,
|
success: function (response) {
|
cb(null, response);
|
},
|
fail: function (response) {
|
cb(response.errMsg, response);
|
}
|
});
|
requestTask.onProgressUpdate(function (res) {
|
onProgress && onProgress({
|
loaded: res.totalBytesSent,
|
total: res.totalBytesExpectedToSend,
|
progress: res.progress / 100
|
});
|
});
|
} else {
|
var qsStr = params.qs && obj2str(params.qs) || '';
|
if (qsStr) {
|
url += (url.indexOf('?') > -1 ? '&' : '?') + qsStr;
|
}
|
headers['Content-Length'] && (delete headers['Content-Length']);
|
requestTask = wx.request({
|
url: url,
|
method: method,
|
header: headers,
|
dataType: 'text',
|
data: params.body,
|
timeout: params.timeout,
|
success: function (response) {
|
cb(null, response);
|
},
|
fail: function (response) {
|
cb(response.errMsg, response);
|
}
|
});
|
}
|
|
return requestTask;
|
};
|
|
module.exports = request;
|
