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Code Issues Releases Wiki Activity

Fetch University and UNCC alerts correctly

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bspeice 2013-12-08 20:52:29 -05:00
parent 90f149b51a
commit b9de3ac529
1 changed files with 125 additions and 119 deletions
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244
src/com/uncc/gameday/alerts/AlertFetcher.java
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@ -16,125 +16,131 @@ import com.uncc.gameday.twitter.TwitterClient;
* The Class AlertFetcher.
*/
public class AlertFetcher {
// Class responsible for fetching all alerts as necessary.
/** The max tweets. */
private int maxTweets = 5;
/**
* Fetch all alerts - Twitter, timed, etc.
*
* @param ctx the ctx
*/
public void fetchAlerts(Context ctx) {
// Fetch all alerts. Responsible for discovering what sources need to be fetched.
try {
// Note we have to use the SharedPreferences so that we have preferences no matter what activity
// sent us this context
SharedPreferences settings = ctx.getSharedPreferences(ctx.getString(R.string.preferences_file), 0); // MODE_PRIVATE
if (settings.getBoolean("ALERT_ORGANIZATION", false))
// Fetch organization alerts
this.fetchOrganizationAlerts(ctx);
if (settings.getBoolean("ALERT_UNIVERSITY", false))
// Fetch university alerts
this.fetchUniversityAlerts(ctx);
// And always fetch alerts made by us. Period.
this.fetchGamedayAlerts(ctx);
} catch (TwitterException e) {
Log.w("AlertFetcher", "Unable to fetch alerts from Twitter...", e);
}
}
/**
* Fetch all Organization alerts from Twitter
*
* @param ctx - The Context needed to access the Internet
* @throws TwitterException - Error in using the Twitter API
*/
private void fetchOrganizationAlerts(Context ctx) throws TwitterException {
// Process fetching organization alerts (alerts retweeted by us)
// Guaranteed to return <= maxTweets
String handle = ctx.getString(R.string.gameday_handle);
TwitterClient tc = new TwitterClient();
List<Status> statuses = tc.fetchTweets(handle, maxTweets);
// Filter for anything created by us (retweet)
for (Iterator<Status> it = statuses.iterator(); it.hasNext();){
// May need to switch to isRetweetByMe, not sure if
// We're using the right function (documentation is awful)
if (!it.next().isRetweet())
it.remove();
}
String type = AlertType.getValue(AlertType.ORGANIZATION);
pushToDatabase(statuses, type, ctx);
// List contains all valid alerts now
}
/**
* Fetch alerts from the University Twitter
*
* @param ctx - The Context for accessing the Internet
* @throws TwitterException - Throws an exception for misuse of Twitter API
*/
private void fetchUniversityAlerts(Context ctx) throws TwitterException {
// Process fetching university alerts
// Guaranteed to get `maxTweets` tweets
String handle = ctx.getString(R.string.university_handle);
TwitterClient tc = new TwitterClient();
List<Status> statuses = tc.fetchTweets(handle, maxTweets);
String type = AlertType.getValue(AlertType.UNIVERSITY);
pushToDatabase(statuses, type, ctx);
}
/**
* Fetch gameday alerts.
*
* @param ctx the ctx
* @throws TwitterException the twitter exception
*/
private void fetchGamedayAlerts(Context ctx) throws TwitterException {
// Process fetching alerts generated by staff of UNCCGameDay
// Not guaranteed to get `maxTweets` tweets
String handle = ctx.getString(R.string.gameday_handle);
TwitterClient tc = new TwitterClient();
List<Status> statuses = tc.fetchTweets(handle, maxTweets);
// Filter out anything not from us
for (Iterator<Status> it = statuses.iterator(); it.hasNext();){
// May need to switch to isRetweetByMe (documentation is awful)
if (it.next().isRetweet())
it.remove();
}
String type = AlertType.getValue(AlertType.GAMEDAY);
pushToDatabase(statuses, type, ctx);
// Class responsible for fetching all alerts as necessary.
// List contains all valid alerts now.
/** The max tweets. */
private int maxTweets = 5;
}
//takes list of statuses
//converts it to Alert object type
//and persists to database
public void pushToDatabase(List<Status> statuses, String type, Context ctx)
{
GregorianCalendar todayDate = new GregorianCalendar();
long currentDate = todayDate.getTimeInMillis();
AlertDB db = new AlertDB(ctx);
for(int i = 0; i < statuses.size(); i++)
{
Alert temp = new Alert(currentDate, statuses.get(i).getText(), 0, type);
db.persist(temp);
}
}
/**
* Fetch all alerts - Twitter, timed, etc.
*
* @param ctx
* the ctx
*/
public void fetchAlerts(Context ctx) {
// Fetch all alerts. Responsible for discovering what sources need to be
// fetched.
try {
// Note we have to use the SharedPreferences so that we have
// preferences no matter what activity
// sent us this context
SharedPreferences settings = ctx.getSharedPreferences(
ctx.getString(R.string.preferences_file), 0); // MODE_PRIVATE
// Fetch organization alerts
this.fetchOrganizationAlerts(ctx);
// Fetch university alerts
this.fetchUniversityAlerts(ctx);
// And always fetch alerts made by us. Period.
this.fetchGamedayAlerts(ctx);
} catch (TwitterException e) {
Log.w("AlertFetcher", "Unable to fetch alerts from Twitter...", e);
}
}
/**
* Fetch all Organization alerts from Twitter
*
* @param ctx
* - The Context needed to access the Internet
* @throws TwitterException
* - Error in using the Twitter API
*/
private void fetchOrganizationAlerts(Context ctx) throws TwitterException {
// Process fetching organization alerts (alerts retweeted by us)
// Guaranteed to return <= maxTweets
String handle = ctx.getString(R.string.gameday_handle);
TwitterClient tc = new TwitterClient();
List<Status> statuses = tc.fetchTweets(handle, maxTweets);
// Filter for anything created by us (retweet)
for (Iterator<Status> it = statuses.iterator(); it.hasNext();) {
// May need to switch to isRetweetByMe, not sure if
// We're using the right function (documentation is awful)
if (!it.next().isRetweet())
it.remove();
}
String type = AlertType.getValue(AlertType.ORGANIZATION);
pushToDatabase(statuses, type, ctx);
// List contains all valid alerts now
}
/**
* Fetch alerts from the University Twitter
*
* @param ctx
* - The Context for accessing the Internet
* @throws TwitterException
* - Throws an exception for misuse of Twitter API
*/
private void fetchUniversityAlerts(Context ctx) throws TwitterException {
// Process fetching university alerts
// Guaranteed to get `maxTweets` tweets
String handle = ctx.getString(R.string.university_handle);
TwitterClient tc = new TwitterClient();
List<Status> statuses = tc.fetchTweets(handle, maxTweets);
String type = AlertType.getValue(AlertType.UNIVERSITY);
pushToDatabase(statuses, type, ctx);
}
/**
* Fetch gameday alerts.
*
* @param ctx
* the ctx
* @throws TwitterException
* the twitter exception
*/
private void fetchGamedayAlerts(Context ctx) throws TwitterException {
// Process fetching alerts generated by staff of UNCCGameDay
// Not guaranteed to get `maxTweets` tweets
String handle = ctx.getString(R.string.gameday_handle);
TwitterClient tc = new TwitterClient();
List<Status> statuses = tc.fetchTweets(handle, maxTweets);
// Filter out anything not from us
for (Iterator<Status> it = statuses.iterator(); it.hasNext();) {
// May need to switch to isRetweetByMe (documentation is awful)
if (it.next().isRetweet())
it.remove();
}
String type = AlertType.getValue(AlertType.GAMEDAY);
pushToDatabase(statuses, type, ctx);
// List contains all valid alerts now.
}
// takes list of statuses
// converts it to Alert object type
// and persists to database
public void pushToDatabase(List<Status> statuses, String type, Context ctx) {
GregorianCalendar todayDate = new GregorianCalendar();
long currentDate = todayDate.getTimeInMillis();
AlertDB db = new AlertDB(ctx);
for (int i = 0; i < statuses.size(); i++) {
Alert temp = new Alert(currentDate, statuses.get(i).getText(), 0,
type);
db.persist(temp);
}
}
}