friendica/view/js/dropzone-factory.js

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var DzFactory = function () {
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this.createDropzone = function(dropSelector, textareaElementId) {
return new Dropzone(dropSelector, {
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paramName: 'userfile', // The name that will be used to transfer the file
maxFilesize: max_imagesize, // MB
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url: '/media/photo/upload?album=',
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addRemoveLinks: true,
acceptedFiles: 'image/*',
clickable: true,
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accept: function(file, done) {
done();
},
init: function() {
this.on('success', function(file, serverResponse) {
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const targetTextarea = document.getElementById(textareaElementId);
const bbcodeString = serverResponse;
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if (targetTextarea.setRangeText) {
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//if setRangeText function is supported by current browser
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targetTextarea.setRangeText(' ' + $.trim(bbcodeString) + ' ');
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} else {
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targetTextarea.focus();
document.execCommand('insertText', false /*no UI*/, '\n' + $.trim(bbcodeString) + '\n');
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}
});
this.on('complete', function(file) {
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const dz = this;
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// Remove just uploaded file from dropzone, makes interface more clear.
// Image can be seen in posting-preview
// We need preview to get optical feedback about upload-progress.
// you see success, when the bb-code link for image is inserted
setTimeout(function(){
dz.removeFile(file);
},5000);
});
},
paste: function(event){
const items = (event.clipboardData || event.originalEvent.clipboardData).items;
items.forEach((item) => {
if (item.kind === 'file') {
// adds the file to your dropzone instance
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dz.addFile(item.getAsFile());
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}
})
},
});
};
this.copyPaste = function(event, dz) {
const items = (event.clipboardData || event.originalEvent.clipboardData).items;
items.forEach((item) => {
if (item.kind === 'file') {
// adds the file to your dropzone instance
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dz.addFile(item.getAsFile());
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}
})
};
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this.setupDropzone = function(dropSelector, textareaElementId) {
var dropzone = this.createDropzone(dropSelector, textareaElementId);
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$(dropSelector).on('paste', function(event) {
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dzFactory.copyPaste(event, dropzone);
})
};
}