Retrieve the image object by its path on a mobile device using Ionic, Cordova, and Angular

Currently working on a mobile app utilizing Ionic, Cordova, and Angular. I am facing a challenge in retrieving an image file by its path to send it to the server.

For reference, I am following this example () to capture and store images in the app folder.

What I have is the name and path of the image, and my goal is to retrieve the image object so that I can convert it into base64 format for transmission to the server.

Any suggestions or ideas would be greatly appreciated.

UPDATE:


`window.resolveLocalFileSystemURL($scope.user.image, onSuccess, onError); 
function onSuccess(entry) { 
    /* Example structure of 'entry' object: 
        "isFile": true,
        "isDirectory": false,
        "name": "myImgName1234",
        "fullPath": "/myImgName1234",
        "filesystem": "FileSystem:files>",
        "nativeURL": "file:///data/data/com.example.DemoApp/files/myImgName1234"
    */          
    $cordovaFile.readAsDataURL(cordova.file.dataDirectory, entry.name)
    // Attempts made:
    // $cordovaFile.readAsDataURL(entry.nativeURL, entry.name)
    // $cordovaFile.readAsDataURL(entry.fullPath, entry.name)
    .then(function (success) {
        // Success
        window.alert('Successfully read= '+ JSON.stringify(success));
    }, function (error) {
        // Error
        window.alert('Error while reading= '+ JSON.stringify(error));                
    });
}
function onError(error){
    window.alert('Error: ' + JSON.stringify(error));
}`

Various tries resulting in errors: Error code: 5 - $cordovaFile.readAsDataURL(cordova.file.dataDirectory, entry.name) Error code: 5 - $cordovaFile.readAsDataURL(entry.nativeURL, entry.name) Error code: 1000 - $cordovaFile.readAsDataURL(entry.fullPath, entry.name)
Error code: 1 - $cordovaFile.readAsDataURL(entry.name)

Looking for a method through Cordova to directly obtain the binary image Object when provided with the image path, rather than just obtaining the image properties object (fileEntry).

Answer №1

Utilize this amazing plugin to retrieve files from your device: and then customize it as per your requirements.

Are you familiar with the ngCordova plugin? Your implementation should resemble something like the code snippet below:

module.controller('MyCtrl', function($scope, $cordovaFile) {
     $cordovaFile.checkFile(cordova.file.dataDirectory, "file_name.txt")
         .then(function (success) {
             console.log(success);
         }, function (error) {
             console.log(error);
     });
});

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