Added initial revision of stock widget to repo.

[stockwidget] / lib-stock-settings.c

diff --git a/lib-stock-settings.c b/lib-stock-settings.c
new file mode 100644 (file)
index 0000000..c220645
--- /dev/null
+++ b/lib-stock-settings.c
@@ -0,0 +1,126 @@
+/*
+ * Stock Widget: Resource settings
+ * Jon Parr
+ */
+#include "lib-stock-settings.h"
+
+void
+stock_free_settings(StockPluginSettings *psSettings)
+{
+       if(psSettings->ppszTickers)
+       {
+               g_strfreev(psSettings->ppszTickers);
+               psSettings->ppszTickers = NULL;
+       }
+       
+       psSettings->uiNumTickers = 0;
+       psSettings->uiUpdateTime = 0;
+}
+
+void
+stock_set_default_settings(StockPluginSettings *psSettings)
+{
+       /* Default to a single ticker ;) */
+       psSettings->uiNumTickers   = 1;
+       psSettings->ppszTickers    = g_malloc0(sizeof(char*)*2);
+       psSettings->ppszTickers[0] = g_strdup(STOCK_PLUGIN_DEFAULT_TICKER);
+
+       /* Default to no automatic update */
+       psSettings->uiUpdateTime = 0;
+}
+
+void
+stock_read_settings(StockPluginSettings *psSettings)
+{
+       GKeyFile        *psKeyFile;
+       gchar           *pszFileName;
+       gboolean         bExists;
+       gint             nItems = 0;
+
+       psKeyFile       = g_key_file_new();
+       pszFileName = g_strconcat(g_get_home_dir(), STOCK_PLUGIN_SETTINGS_FILE, NULL);
+       bExists         = g_key_file_load_from_file(psKeyFile, pszFileName, G_KEY_FILE_KEEP_COMMENTS, NULL);
+
+       if(bExists)
+       {
+               /*TODO: Check case if config file exists but no data, simply use defaults */
+               
+               if(g_key_file_has_key(psKeyFile,psSettings->iD,STOCK_PLUGIN_TICKERS,NULL))
+               {
+                       psSettings->ppszTickers =
+                               g_key_file_get_string_list(psKeyFile,
+                                                                                  psSettings->iD,
+                                                                                  STOCK_PLUGIN_TICKERS,
+                                                                                  &psSettings->uiNumTickers,
+                                                                                  NULL);
+               }
+               else
+               {
+                       bExists = FALSE;
+               }
+
+               if(g_key_file_has_key(psKeyFile,psSettings->iD,STOCK_PLUGIN_UPDATE_TIME,NULL))
+               {
+                       psSettings->uiUpdateTime =
+                               g_key_file_get_integer(psKeyFile,
+                                                                          psSettings->iD,
+                                                                          STOCK_PLUGIN_UPDATE_TIME,
+                                                                          NULL);
+                       nItems++;
+               }
+               else
+               {
+                       if(psSettings->ppszTickers)
+                       {
+                               g_strfreev(psSettings->ppszTickers);
+                               psSettings->ppszTickers = NULL;
+                       }
+                               
+                       bExists = FALSE;
+               }
+       }
+
+       /* If it doesn't exists or there's an error reading data, just set defaults */
+       if(!bExists)
+               stock_set_default_settings(psSettings);
+
+       g_key_file_free(psKeyFile);
+       g_free(pszFileName);
+}
+
+
+void
+stock_save_settings(StockPluginSettings *psSettings)
+{
+       GKeyFile *psKeyFile;
+       gchar *pszFileName;
+       gchar *pszFileData;
+       gsize nSize;
+
+       /* Create key file */
+       psKeyFile       = g_key_file_new();
+       pszFileName = g_strconcat(g_get_home_dir(), STOCK_PLUGIN_SETTINGS_FILE, NULL);
+       g_key_file_load_from_file(psKeyFile, pszFileName, G_KEY_FILE_KEEP_COMMENTS, NULL);
+
+       /* Set tickers */
+       g_key_file_set_string_list(psKeyFile,
+                                                          psSettings->iD,
+                                                          STOCK_PLUGIN_TICKERS,
+                                                          (const gchar **)psSettings->ppszTickers,
+                                                          psSettings->uiNumTickers);
+
+       /* Set update time */
+       g_key_file_set_integer(psKeyFile,
+                                                  psSettings->iD,
+                                                  STOCK_PLUGIN_UPDATE_TIME,
+                                                  psSettings->uiUpdateTime);
+
+       /* Save to disk */
+       pszFileData = g_key_file_to_data(psKeyFile,&nSize,NULL);
+       g_file_set_contents(pszFileName,pszFileData,nSize,NULL);
+       
+       /* Cleanup */
+       g_key_file_free(psKeyFile);
+       g_free(pszFileName);
+       g_free(pszFileData);
+}