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added no-value escape hatch to filterForFreePublicCLaims()

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This commit is contained in:
bill bittner 2017-06-14 15:02:38 -07:00
parent 86a0417947
commit 2c732fa2f4
2 changed files with 30 additions and 18 deletions
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38
helpers/lbryHelpers.js
View file

@ -3,10 +3,14 @@ var axios = require('axios');
var lbryApi = require('./lbryApi');
function filterForFreePublicClaims(claimsListArray){
//console.log("claims list:", claimsListArray)
if (!claimsListArray) {
return null;
};
var freePublicClaims = claimsListArray.filter(function(claim){
if (!claim.value){
return false;
}
return (((claim.value.stream.metadata.license.indexOf('Public Domain') != -1) || (claim.value.stream.metadata.license.indexOf('Creative Commons') != -1)) &&
(!claim.value.stream.metadata.fee || claim.value.stream.metadata.fee === 0));
});
@ -35,7 +39,7 @@ function orderTopClaims(claimsListArray){
return claimsListArray;
}
function getAllFreePublicClaims(claimName){ // note: work in progress
function getAllFreePublicClaims(claimName){
var deferred = new Promise(function(resolve, reject){
console.log(">> get all claims data for", claimName)
// make a call to the daemon to get the claims list
@ -97,22 +101,32 @@ module.exports = {
return deferred;
},
getClaimBasedOnUri: function(uri){
/*
to do: need to pass the URI through a test to see if it is free and public. Right now it is jumping straight to 'get'ing and serving the asset.
*/
var deferred = new Promise(function (resolve, reject){
console.log(">> lbryHelpers >> getClaimBasedOnUri:", uri);
// promise to get the chosen uri
lbryApi.getClaim(uri)
.then(function(data){
resolve({
fileName: data.result.file_name,
directory: data.result.download_directory,
contentType: data.result.metadata.stream.source.contentType
});
// resolve the claim
lbryApi.resolveUri(uri)
.then(function(resolvedUri){
console.log("result >>", resolvedUri)
// check to make sure it is free and public
if (isFreePublicClaim(resolvedUri.result.claim)){
// promise to get the chosen uri
lbryApi.getClaim(uri)
.then(function(data){
resolve({
fileName: data.result.file_name,
directory: data.result.download_directory,
contentType: data.result.metadata.stream.source.contentType
});
}).catch(function(error){
reject(error)
});
} else {
reject("NO_FREE_PUBLIC_CLAIMS");
}
}).catch(function(error){
reject(error)
});
});
return deferred;
},

8
routes/serve-routes.js
View file

@ -1,4 +1,5 @@
function serveFile(fileInfo, res){
// set default options
var options = {
root: fileInfo.directory,
headers: {
@ -6,25 +7,22 @@ function serveFile(fileInfo, res){
"Content-Type": fileInfo.contentType
}
};
// adjust default options as needed
switch (fileInfo.contentType){
case "image/jpeg":
console.log("sending jpeg");
break;
case "image/gif":
console.log("sending gif");
break;
case "image/png":
console.log("sending png");
break;
case "video/mp4":
console.log("sending mp4");
break;
default:
console.log("sending unknown file type as .jpeg");
options["headers"]["Content-Type"] = "image/jpeg";
break;
}
console.log('options', options);
// send file
res.status(200).sendFile(fileInfo.fileName, options);
}