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meteor-files's Introduction

Files for Meteor

Upload, Download, Serve and Stream files within your Meteor application. Without system dependencies, try demo app, which works smoothly on free/sandbox Heroku plan, one click Heroku deploy

Support:

Demo application:

ToC:

Why Meteor-Files?

cfs is a good package, but buggy as it's huge monster which combine everything. In Meteor-Files is nothing to broke, it's simply upload/store/retrieve files to/from server.

Easy-peasy kids, yeah?

Install:

meteor add ostrio:files

API

new Meteor.Files([config]) [Isomorphic]

Read full docs for Meteor.Files Constructor

Shared code:

var Images = new Meteor.Files({
  collectionName: 'Images',
  allowClientCode: false, // Disallow remove files from Client
  onBeforeUpload: function (file) {
    // Allow upload files under 10MB, and only in png/jpg/jpeg formats
    if (file.size <= 10485760 && /png|jpg|jpeg/i.test(file.ext)) {
      return true;
    } else {
      return 'Please upload image, with size equal or less than 10MB';
    }
  }
});

if (Meteor.isClient) {
  Meteor.subscribe('files.images.all');
}

if (Meteor.isServer) {
  Meteor.publish('files.images.all', function () {
    return Images.collection.find({});
  });
}

insert(settings) [Client]

Read full docs for insert() method

Upload form (template):

<template name="uploadForm">
  {{#if currentFile}}
    Uploading <b>{{currentFile.file.name}}</b>: 
    <span id="progress">{{progress}}%</span>
  {{else}}
    <input id="fileInput" type="file" />
  {{/if}}
</template>

Shared code:

this.Images = new Meteor.Files({collectionName: 'Images'});

Client's code:

Template.uploadForm.onCreated(function () {
  this.currentFile = new ReactiveVar(false);
});

Template.uploadForm.helpers({
  currentFile: function () {
    return Template.instance().currentFile.get();
  },
  progress: function () {
    var _cf = Template.instance().currentFile.get();
    if (_cf) {
      return _cf.progress.get();
    } else {
      return 0;
    }
  },
});

Template.uploadForm.events({
  'change #fileInput': function (e, template) {
    if (e.currentTarget.files && e.currentTarget.files[0]) {
      // We upload only one file, in case 
      // there was multiple files selected
      var file = e.currentTarget.files[0];

      template.currentFile.set(Images.insert({
        file: file,
        onUploaded: function (error, fileObj) {
          if (error) {
            alert('Error during upload: ' + error);
          } else {
            alert('File "' + fileObj.name + '" successfully uploaded');
          }
          template.currentFile.set(false);
        },
        streams: 'dynamic',
        chunkSize: 'dynamic'
      }));
    }
  }
});

For more expressive example see demo app

Stream files

To display files you will use fileURL template helper.

Template:

<template name='file'>
  <img src="{{fileURL imageFile}}" alt="{{imageFile.name}}" />
  <hr>
  <video height="auto" controls="controls">
    <source src="{{fileURL videoFile}}?play=true" type="{{videoFile.type}}" />
  </video>
</template>

Shared code:

this.Images = new Meteor.Files({collectionName: 'Images'});
this.Videos = new Meteor.Files({collectionName: 'Videos'});

// To have sample files in DB we will upload them on server startup:
if (Meteor.isServer) {
  Meteor.startup(function () {
    Images.load('https://raw.githubusercontent.com/VeliovGroup/Meteor-Files/master/logo.png', {
      fileName: 'logo.png'
    });
    Videos.load('http://www.sample-videos.com/video/mp4/240/big_buck_bunny_240p_5mb.mp4', {
      fileName: 'Big-Buck-Bunny.mp4'
    });
  });

  Meteor.publish('files.images.all', function () {
    return Images.collection.find({});
  });
  Meteor.publish('files.videos.all', function () {
    return Videos.collection.find({});
  });

} else {
  Meteor.subscribe('files.images.all');
  Meteor.subscribe('files.videos.all');
}

Client's code:

Template.file.helpers({
  imageFile: function () {
    return Images.collection.findOne({});
  },
  videoFile: function () {
    return Videos.collection.findOne({});
  }
});

For more expressive example see demo app

Download button

Template:

<template name='file'>
  <a href="{{fileURL fileRef}}?download=true" target="_parent" download>
    {{fileRef.name}}
  </a>
</template>

Shared code:

this.Images = new Meteor.Files({collectionName: 'Images'});

// To have sample image in DB we will upload it on server startup:
if (Meteor.isServer) {
  Meteor.startup(function () {
    Images.load('https://raw.githubusercontent.com/VeliovGroup/Meteor-Files/master/logo.png', {
      fileName: 'logo.png',
      meta: {}
    });
  });

  Meteor.publish('files.images.all', function () {
    return Images.collection.find({});
  });
} else {
  Meteor.subscribe('files.images.all');
}

Client's code:

Template.file.helpers({
  fileRef: function () {
    return Images.collection.findOne({});
  }
});

For more expressive example see demo app


Meteor-Files Expressive package to manage files within Meteor
logo If you found this package useful, please do not hesitate to star it at both GitHub and Atmosphere. Also you may like to [Tweet](https://twitter.com/share?url=https://github.com/VeliovGroup/Meteor-Files&text=File upload and delivery in Meteorjs - now it's easy!) about it or share at Facebook

meteor-files's People

Contributors

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Watchers

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