Update help message

cmd/twitter/helpers.go

@@ -14,19 +14,36 @@ import (
  * Help message to print if command syntax is incorrect
  */
 const help_message = `Usage: twitter [--profile <profile_dir>] <operation> <TARGET>
+This application downloads tweets from twitter and saves them in a SQLite database.
+
+<profile_dir>:
+    Optional.  Indicates the path to the directory containing the data directories, database files, and settings files.
+    By default, will use the current working directory.
+    Ignored if <operation> is "create_profile".
 
 <operation>:
-  - create_profile (<TARGET> is the directory to create).
-          <TARGET> must not exist.  <profile_dir> will be ignored if provided.
+    create_profile
+          <TARGET> is the directory to create.  It must not exist already.
+          <profile_dir> will be ignored if provided.
 
-  - fetch_user (<TARGET> is the user handle)
-  - download_user_content (<TARGET> is the user handle of the user whomst banner image and profile to download / back up)
+    fetch_user
+    download_user_content
+          <TARGET> is the user handle.
+          "download_user_content" will save a local copy of the user's banner and profile images.
 
-  - fetch_tweet_only (<TARGET> is the full URL of the tweet)
-  - get_user_tweets (<TARGET> is the user handle whomst feed to get)
-  - download_tweet_content (<TARGET> is the ID of the tweet whomst contents to download / back up)
+    fetch_tweet
+    fetch_tweet_only
+          <TARGET> is the full URL of the tweet.
+          If using "fetch_tweet_only", then only that specific tweet will be saved.  "fetch_tweet" will save the whole thread including replies.
 
-<profile_dir>: the path to the directory containing the data directories, database files, and settings files.  By default, refers to the current directory.  Ignored if <operation> is "create_profile".
+    download_tweet_content
+          <TARGET> is the ID of the tweet.  Downloads videos and images embedded in the tweet.
+
+    get_user_tweets
+    get_user_tweets_all
+          <TARGET> is the user handle.
+          Gets the most recent ~50 tweets.
+          If "get_user_tweets_all" is used, gets up to ~3200 tweets (API limit).
 `
 
 

cmd/twitter/main.go

@@ -20,7 +20,7 @@ var profile persistence.Profile
  */
 func main() {
 	if len(os.Args) < 3 {
-		die("", true, 1)
+		die("", true, 0)
 	}
 
 	profile_dir := flag.String("profile", ".", "TODO USAGE")
@@ -50,6 +50,8 @@ func main() {
 		create_profile(target)
 	case "fetch_user":
 		fetch_user(scraper.UserHandle(target))
+	case "download_user_content":
+		download_user_content(scraper.UserHandle(target))
 	case "fetch_tweet_only":
 		fetch_tweet_only(target)
 	case "fetch_tweet":
@@ -60,8 +62,6 @@ func main() {
 		fetch_user_feed(target, 999999999)
 	case "download_tweet_content":
 		download_tweet_content(target)
-	case "download_user_content":
-		download_user_content(scraper.UserHandle(target))
 	default:
 		die("Invalid operation: " + operation, true, 3)
 	}