De:Ubiquity 0.1.2 Programmier-Tutorial: Difference between revisions

De:Ubiquity 0.1.2 Programmier-Tutorial (view source)

Revision as of 21:19, 9 March 2009

2,301 bytes added , 9 March 2009

→‎Replace: Kommandos mit mehreren Argumenten

Micmor

166

edits

@@ Line 427: / Line 427: @@
 Das "translate" Kommando ist bestens dafür geeignet, mehr über Modifizierer und den Substantiv-Typ <code>noun_type_language</code> zu lernen.
+= Twitter: Putting It All Together =
+We've now covered everything we need to cover in order to write a command that allows us to [http://en.wikipedia.org/wiki/Twitter Twitter] from Ubiquity. Many thanks to [http://theunfocused.net/ Blair McBride] for writing this command. This is a fully functioning command: the browser takes care of the odd edge cases, like not being logged in.
+<pre>
+// max of 140 chars is recommended, but it really allows 160
+const TWITTER_STATUS_MAXLEN = 160;
+CmdUtils.CreateCommand({
+  name: "twitter",
+  takes: {status: noun_arb_text},
+  homepage: "http://theunfocused.net/moz/ubiquity/verbs/",
+  author: {name: "Blair McBride", homepage: "http://theunfocused.net/"},
+  license: "MPL",
+  preview: function(previewBlock, statusText) {
+    var previewTemplate = "Updates your Twitter status to: <br/>" +
+                          "<b>${status}</b><br /><br />" +
+                          "Characters remaining: <b>${chars}</b>";
+    var truncateTemplate = "<br />The last <b>${truncate}</b> " +
+                           "characters will be truncated!";
+    var previewData = {
+      status: statusText.text,
+      chars: TWITTER_STATUS_MAXLEN - statusText.text.length
+    };
+    var previewHTML = CmdUtils.renderTemplate(previewTemplate,
+                                                    previewData);
+    if(previewData.chars < 0) {
+      var truncateData = {
+        truncate: 0 - previewData.chars
+      };
+      previewHTML += CmdUtils.renderTemplate(truncateTemplate,
+                                                   truncateData);
+    }
+    previewBlock.innerHTML = previewHTML;
+  },
+  execute: function(statusText) {
+    if(statusText.text.length < 1) {
+      displayMessage("Twitter requires a status to be entered");
+      return;
+    }
+    var updateUrl = "https://twitter.com/statuses/update.json";
+    var updateParams = {
+      source: "ubiquity",
+      status: statusText.text
+    };
+    jQuery.ajax({
+      type: "POST",
+      url: updateUrl,
+      data: updateParams,
+      dataType: "json",
+      error: function() {
+        displayMessage("Twitter error - status not updated");
+      },
+      success: function() {
+        displayMessage("Twitter status updated");
+      }
+    });
+  }
+});
+</pre>