saveHB: function () { console.log(\'保存海报\'); // wx.navigateTo({ // url: \'/pages/hualang/shengchenghb/taskCardPost\', // }) var that =this; wx.showLoading({ title: \'保存中...\', }) wx.downloadFile({ url: that.data.iteminfo.framed_url, success: function (res) { wx.hideLoading() var imageFilePath = res.tempFilePath; if (imageFilePath!=\'\') { wx.saveImageToPhotosAlbum({ filePath: imageFilePath, success: function (data) { wx.showToast({ title: "保存成功", }) }, fail: function (err) { if (err.errMsg === "saveImageToPhotosAlbum:fail:auth denied" || err.errMsg === "saveImageToPhotosAlbum:fail auth deny" || err.errMsg ==="saveImageToPhotosAlbum:fail authorize no response") { // 这边微信做过调整,必须要在按钮中触发,因此需要在弹框回调中进行调用 wx.showModal({ title: \'提示\', content: \'需要您授权保存相册\', showCancel: false, success:modalSuccess=>{ wx.openSetting({ success(settingdata) { console.log("settingdata", settingdata) if (settingdata.authSetting[\'scope.writePhotosAlbum\']) { wx.showModal({ title: \'提示\', content: \'获取权限成功,再次点击图片即可保存\', showCancel: false, }) } else { wx.showModal({ title: \'提示\', content: \'获取权限失败,将无法保存到相册哦~\', showCancel: false, }) } }, fail(failData) { console.log("failData",failData) }, complete(finishData) { console.log("finishData", finishData) } }) } }) } }, complete(res) { wx.hideLoading() } }) } }, }) },
上面的代码是解决权限问题的,还有一个坑就是真机调试是好的,体验版本保存不了,后来发现是图片路径的域名不合法。
必须设置downloadFile合法域名
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