soc.2012.statscollector: 333323d6: Add basic XML read/write functionality

[sanket at sanketagarwal.com]

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Revision: 333323d642e81d7caaafcfda6b0979a7513b8b76
Parent:   4ba48ce4cd83b77d1014f7436b6395c1c992a92e
Author:   sanket at sanketagarwal.com
Date:     05/12/12 09:02:43
Branch:   im.pidgin.soc.2012.statscollector
URL: http://d.pidgin.im/viewmtn/revision/info/333323d642e81d7caaafcfda6b0979a7513b8b76

Changelog: 

Add basic XML read/write functionality

The plugin can read and write basic content from stats.xml in user home
directory.

Changes against parent 4ba48ce4cd83b77d1014f7436b6395c1c992a92e

  patched  pidgin/plugins/statscollector.c

-------------- next part --------------
============================================================
--- pidgin/plugins/statscollector.c	7717c348a1c71c2fcf57117dbc210662765c7db2
+++ pidgin/plugins/statscollector.c	3e8ae838ef14f58691b2cd7397341e51d67492d3
@@ -5,17 +5,92 @@
 #include "notify.h"
 #include "plugin.h"
 #include "version.h"
+#include "debug.h"
 
 #include "internal.h"
 
 #include <gtkplugin.h>
 
+#define STATS_MAJOR_VERSION 1
+#define STATS_MINOR_VERSION 0
+
+xmlnode *root_stats;
+
+static void
+sign_on_event(PurpleAccount *account){
+
+  /* Store information about logging on of an account. The following
+   * measures should be taken:
+   * 1. Check if we already have such an account in our database
+   * 1.1 If no, then add the account to the list of accounts used
+   */
+
+  xmlnode *fetch;
+
+  purple_debug_info("XX-STATS",
+      "Logged into a account %s with protocol %s",
+      purple_account_get_username(account),
+      purple_account_get_protocol_id(account));
+
+}
+
+static xmlnode *
+init_stats(){
+
+  /* This function loads the stats.xml into a global object.
+   * Other functionalities include:
+   * 1. Check if the file is corrupt (bad XML) or missing
+   * 2. In case plugin versions change the XML format, handle that
+   */
+
+  /* Load the xml */
+  char *data;
+  xmlnode *root = purple_util_read_xml_from_file("stats.xml",
+      "stats-collection");
+
+  if(!root){
+
+    purple_debug_info("STATS", "failed to load stats.xml");
+
+    /* Create an empty structure for the XML */
+    root = xmlnode_new("stats");
+
+    xmlnode_new_child(root, "accounts");
+    xmlnode_new_child(root, "cpuinfo");
+    xmlnode_new_child(root, "plugins");
+
+    /* Write the structure back (init) */
+    data = xmlnode_to_formatted_str(root, NULL);
+    purple_util_write_data_to_file("stats.xml", data, -1);
+
+  }
+
+  /* Check if the XML format version is compatible with current XML */
+
+  /* Return the structure for modification */
+  return root;
+}
+
 static gboolean
 plugin_load(PurplePlugin *plugin) {
-    purple_notify_message(plugin, PURPLE_NOTIFY_MSG_INFO, "Hello World!",
-                                "This is the Status Message 4! plugin :)", NULL, NULL, NULL);
 
-    return TRUE;
+  /* This function does the minimal requirements of registering on
+   * signals currently. Storing of information can hence be done
+   * on various activities */
+
+  /* Load the stats file into a global variable for any updations */
+
+  root_stats = init_stats();
+
+  /* Spit the current stats */
+  purple_debug_info("STATS", "%s",xmlnode_to_formatted_str(root_stats, NULL));
+
+  /* Register the account signals for sign-on/off */
+
+  /* purple_signal_connect(purple_accounts_get_handle(), "account-signed-on", */
+  /*                     plugin, PURPLE_CALLBACK(sign_on_event), NULL); */
+
+  return TRUE;
 }
 
 static PurplePluginInfo info =