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Remove extraneous indenting
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@@ -1,81 +1,81 @@
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// Generic driver class for doing chunk-wise asynchronous processing of a
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// FileList object. Subclass/clone it and override the `on*` functions to
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// make it do something useful.
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var FileProcessor = function(files) {
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this.files = files;
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this.fileIndex = -1;
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// Currently need to use small chunk size because R-Websockets can't
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// handle continuation frames
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this.aborted = false;
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this.completed = false;
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// Generic driver class for doing chunk-wise asynchronous processing of a
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// FileList object. Subclass/clone it and override the `on*` functions to
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// make it do something useful.
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var FileProcessor = function(files) {
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this.files = files;
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this.fileIndex = -1;
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// Currently need to use small chunk size because R-Websockets can't
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// handle continuation frames
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this.aborted = false;
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this.completed = false;
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// TODO: Register error/abort callbacks
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// TODO: Register error/abort callbacks
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this.$run();
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this.$run();
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};
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(function() {
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// Begin callbacks. Subclassers/cloners may override any or all of these.
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this.onBegin = function(files, cont) {
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setTimeout(cont, 0);
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};
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(function() {
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// Begin callbacks. Subclassers/cloners may override any or all of these.
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this.onBegin = function(files, cont) {
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setTimeout(cont, 0);
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};
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this.onFile = function(file, cont) {
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setTimeout(cont, 0);
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};
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this.onComplete = function() {
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};
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this.onAbort = function() {
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};
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// End callbacks
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this.onFile = function(file, cont) {
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setTimeout(cont, 0);
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};
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this.onComplete = function() {
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};
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this.onAbort = function() {
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};
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// End callbacks
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// Aborts processing, unless it's already completed
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this.abort = function() {
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if (this.completed || this.aborted)
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// Aborts processing, unless it's already completed
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this.abort = function() {
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if (this.completed || this.aborted)
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return;
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this.aborted = true;
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this.onAbort();
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};
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// Returns a bound function that will call this.$run one time.
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this.$getRun = function() {
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var self = this;
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var called = false;
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return function() {
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if (called)
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return;
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this.aborted = true;
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this.onAbort();
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called = true;
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self.$run();
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};
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};
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// Returns a bound function that will call this.$run one time.
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this.$getRun = function() {
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var self = this;
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var called = false;
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return function() {
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if (called)
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return;
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called = true;
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self.$run();
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};
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};
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// This function will be called multiple times to advance the process.
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// It relies on the state of the object's fields to know what to do next.
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this.$run = function() {
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// This function will be called multiple times to advance the process.
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// It relies on the state of the object's fields to know what to do next.
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this.$run = function() {
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var self = this;
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var self = this;
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if (this.aborted || this.completed)
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return;
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if (this.aborted || this.completed)
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return;
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if (this.fileIndex < 0) {
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// Haven't started yet--begin
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this.fileIndex = 0;
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this.onBegin(this.files, this.$getRun());
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return;
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}
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if (this.fileIndex < 0) {
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// Haven't started yet--begin
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this.fileIndex = 0;
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this.onBegin(this.files, this.$getRun());
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return;
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}
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if (this.fileIndex === this.files.length) {
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// Just ended
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this.completed = true;
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this.onComplete();
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return;
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}
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if (this.fileIndex === this.files.length) {
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// Just ended
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this.completed = true;
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this.onComplete();
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return;
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}
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// If we got here, then we have a file to process, or we are
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// in the middle of processing a file, or have just finished
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// processing a file.
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// If we got here, then we have a file to process, or we are
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// in the middle of processing a file, or have just finished
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// processing a file.
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var file = this.files[this.fileIndex++];
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this.onFile(file, this.$getRun());
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};
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}).call(FileProcessor.prototype);
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var file = this.files[this.fileIndex++];
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this.onFile(file, this.$getRun());
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};
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}).call(FileProcessor.prototype);
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